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Fabric three-dimensional pressure simulation test system
ActiveCN101354296AEasy to retractSimple organizationForce measurementTextile testingUltrasound attenuationEngineering
The invention relates to a fabric three-dimensional pressure analog test system which is used for testing the dynamic contact pressure and the pressure attenuation characteristics of fabrics. The measuring principles of the invention refers to measuring dynamic clothing pressure during a process of fabric three-dimensional deformation by a pressing ball embedded with nine highly precise pressure sensors to press against the fabrics; the pressing ball is transmitted by a driving device, which can press against the fabrics for more than several thousand times so as to measure pressure fatigue. A pressure-displacement curve, a pressure-time curve and a pressure attenuation curve of each sensing point are respectively obtained by the processing of a computer. The analog test system of the invention has simple structure and convenient operation and is a testing instrument that can effectively and objectively evaluate fabric pressure performance.
Owner:DONGHUA UNIV +1
Liquid sensor and liquid container including the sensor
ActiveUS20050243110A1Avoid cavitiesAvoid residueLevel indicatorsOther printing apparatusEngineeringVibration sensor
The invention relates to a liquid sensor which can certainly judge the existence of liquid, and a liquid container including the sensor. A liquid sensor 60 in which a piezoelectric element having a piezoelectric layer 47 on both surfaces of which electrodes 46 and 49 are formed is used, and a bottom 43a of a cavity 43 for receiving liquid as a detection object is vibrated. The sensor 60 includes a vibration cavity forming base portion 40 in which the cavity 43 having the vibratable bottom 43a is formed, and a flow path forming base portion 50 laminated on the vibration cavity forming base portion 40. A liquid supply path 53 for supplying the liquid as the detection object to the cavity 43 and a liquid discharge path 54 for discharging the liquid as the detection object from the cavity 43 are formed in the flow path forming base portion 50.
Owner:SEIKO EPSON CORP
Environmental-friendly and water-pressure-resistant tent leather and preparation method thereof
ActiveCN103835144ASolve environmental pollutionSolve pollutionSynthetic resin layered productsTextiles and paperEnvironmental resistanceWater based
The invention discloses environmental-friendly and water-pressure-resistant tent leather and a preparation method thereof. The preparation method comprises the following steps: adding preparations such as a water-based thickening agent, a defoaming agent, a leveling agent and a curing agent into water-based polyurethane resin, and carrying out mixing and vacuum defoaming to form a water-based polyurethane resin slurry surface layer, middle layer and binding bottom layer; and by a processing method with dry-process film transferring, firstly coating release paper with the surface layer, then coating the release paper with the middle layer and the binding bottom layer after drying and cooling, drying till the release paper is in a half-dry state, then attaching base cloth, drying, curing, cooling, stripping the release paper, bundling, and carrying out surface after-treatment, thus obtaining the environmental-friendly and water-pressure-resistant tent leather. The environmental-friendly and water-pressure-resistant tent leather disclosed by the invention has the advantages that the problems of environmental pollution and residue of organic solvents for preparing traditional tent synthetic leather are solved, and the water-pressure resistance, the yellowing resistance, the waterproof effect, the breathable function and the like of the tent leather are improved.
Owner:LANZHOU SCISKY AQUEOUS POLYMER MATERIAL CO LTD
Solar charging pile device
ActiveCN107139759AEasy to pull outAvoid stayingPhotovoltaic supportsCharging stationsOperations managementSolar energy
Disclosed is a solar charging pile device. The solar charging pile device comprises a charging pile, a rotating groove, a telescopic groove and a communicating groove are formed in the charging pile, the rotating groove is communicated with the telescopic groove through the communicating groove, an operation groove which extends up and down and is communicated with the telescopic groove is formed in the left end face of the charging pile, a winding-back disc is rotatably installed in the rotating groove through a rotating shaft, the winding-back disc is wound with a charging line, the charging line penetrates through the communicating groove and extends into the telescopic groove, and a charging gun is fixedly installed at the tail end of the charging line and installed on in the telescopic groove in a sliding mode; the portion, above the rotating groove, in the charging pile is provided with a mounting groove, the upper end wall of the mounting groove is further provided with a guide groove, and a sliding frame is installed in the mounting groove in a left-right sliding mode; a fixed plate is installed at the right upper end of the charging pile in a hinged mode, a photovoltaic panel is fixedly installed on the upper end face of the fixed plate, a lifting adjustment component is further installed at the lower end of the photovoltaic panel, the lower end of the telescopic groove is provided with a locking device for locking the charging gun, and the operation groove is provided with an unlocking device for unlocking the charging gun.
Owner:NANTONG EOPPLY NEW ENERGY ELECTRIC CO LTD
Non-contact biometric feature identification method and system
ActiveCN102542281AClear boundariesImprove anti-counterfeiting effectCharacter and pattern recognitionNear infrared lightBiometric trait
The invention provides a non-contact biometric feature identification method and system. The method comprises the following steps of: extracting biometric features of a visible light image and a near-infrared image collected in a non-contact way; calculating the similarity x1 between the biometric feature of the visible light image and a prestored visible light biometric feature template and the similarity x2 between the biometric feature of the near-infrared image and a prestored near-infrared light biometric feature template; and comparing a detected sample x=(x1 x2) consisting of x1 and x2 with a training sample to judge whether the detected sample belongs to a within-class sample, and if so, judging that the identification is successful. By using the method provided by the embodiment of the invention, the identification precision of the method is greatly higher than that of a single biometric feature identification way, and the problems of less feature information and low distinguishing precision caused by the adoption of the current single palm pulse identification way and poorer anti-fake capability caused by the adoption of a single palm print identification way can be solved.
Owner:BEIJING WHOIS TECH
Deepwater semi-submerged drilling platform
ActiveCN101954959ASmall footprintConvenient pre-connection workFloating buildingsEngineeringDrilling riser
The invention relates to a deepwater semi-submerged drilling platform, which comprises floating tanks, an upright post, a transverse supporting rod and a main deck, wherein a drilling block is arranged above a moon pool in the middle of the main deck; and a derrick is arranged on the drilling block. The deepwater semi-submerged drilling platform is characterized in that: a half derrick space for pre-connecting a drilling tool is reserved on one side of the derrick; a water isolating pipe, a drilling stem, a blowout preventer and a production tree are arranged on the main deck around the moon pool respectively; and an anchor moored positioning and dynamic positioning combined position system which consists of front and back four groups of anchor gears distributed on the left and right sides of the main deck is adopted, each group of anchor gears are provided with 3 anchor chains, a dynamic positioning system consists of 8 dynamic thrusters capable of rotating 360 degrees at the front and back four corners of the bottom of the two floating tanks. In the deepwater semi-submerged drilling platform, the maximum operation water depth is up to 3,000 meters, the maximum drilling depth is up to 12,000 meters, and the maximum variable load is up to 9,000 tons. The deepwater semi-submerged drilling platform can operate in the South China Sea, Southeast Asian sea area and West Africa sea area with severe sea conditions efficiently and safely.
Owner:CHINA NAT OFFSHORE OIL CORP +1
Method for quickly forming soft power lithium-ion cell
ActiveCN107579302AHelps to formImprove conductivitySecondary cells charging/dischargingElectricityLithium
The invention discloses a method for quickly forming a soft power lithium-ion cell. The method comprises the following steps: (S1) supplying a heat source for heating a cell by using a heating plate;(S2) driving a pressurizing plate to pressurize the cell by using a servo motor; (S3) performing gradient charging on the cell; and (S4) charging the cell till reaching high charge state. According tothe invention, a stable, compact and uniform SEI film is formed on a cathode surface, the performance of the lithium-ion cell is greatly promoted, the early failure of the lithium-ion cell in the circulating process is avoided, the yield of the cell is increased, the cell quality is optimized, the forming time of the cell is shortened, the large-scale production of the cell is realized and the method has wide application prospect.
Owner:CAMEL GRP NEW ENERGY BATTERY CO LTD
Surveillance camera cleaning device
ActiveCN103272791ASimple structureEasy to makeCleaning using toolsCleaning using liquidsSurveillance cameraHand held
The invention discloses a surveillance camera cleaning device comprising a hollow telescopic rod. A hand-holding end of the telescopic rod is provided with an isolation handle. The top end of the telescopic rod is provided with a cleaning mechanism used for cleaning a surveillance camera. The cleaning mechanism can rotate through a twist driving mechanism arranged at the top end of the telescopic rod. The twist driving mechanism is fixedly connected on a panel at the top end of the telescopic rod. The panel is further fixedly arranged on a water spraying mechanism used for spraying water to the surveillance camera. The surveillance camera cleaning device is simple in structure, convenient to produce and high in automation, cleaning efficiency can be improved greatly, traces of water, foam and the like can be prevented from being left on the surface of the surveillance camera, and cleaning quality is improved.
Owner:STATE GRID CORP OF CHINA +2
Drag reduction superhydrophobic coating and preparation method thereof
InactiveCN102492942AImprove hydrophobicityAntisepticVacuum evaporation coatingSputtering coatingReduction rateStrong acids
A drag reduction superhydrophobic coating and a preparation method thereof belong to the technical field of functional nanometer material application. A base of the drag reduction superhydrophobic coating adopts electroless metal deposition technique, a precious metal micro-nanometer binary grading composite structure is constructed on the base and decorated by a low surface energy material, a water static contact angle of the coating is larger than 150 degrees, and a rolling angle is smaller than 5 degrees. The drag reduction superhydrophobic coating is used for a model with motive power by itself, running speed of the model is obviously increased, and drag reduction rate is as high as 20%. The drag reduction superhydrophobic coating has good corrosivity resistance and can resist corrosion of strong acid and strong base solutions. The drag reduction superhydrophobic coating has repairability, and the preparation method can enable hydrophobicity of damaged areas to be rapidly recovered in a short period. The preparation method of the drag reduction superhydrophobic coating is simple, short in preparation period, and high in drag reduction rate.
Owner:BEIJING UNIV OF CHEM TECH
Vertical-blanking-mode material distributing machine of ceramic presser and distributing method thereof
The invention relates to a vertical-blanking-mode material distributing machine of ceramic presser and a distributing method thereof. The material distributing machine comprises a material feeding device and a vertical material receiving chamber formed by a triangular planar belt with a 90-degree rotational angle and a back cover plate or formed by a planar belt with a 90-degree turning angle and an additional planar belt. Powder falls into the vertical material receiving chamber through a hopper. Due to the vertical blanking mode, the powder has an effect of a layer of stable pattern; and when the powder vertically falls down, the powder of different types are properly mixed with natural color transition. After being turned over, the powder is horizontally positioned on a movable bottom plate which conveys the powder to a place below a movable suspended grating on a small skip car, a movable suspended grating cylinder drives the movable suspended grating to cover the powder, and a driving mechanism drives and conveys the power into a mold cavity of the presser.
Owner:GUANGDONG NEWPEARL CERAMIC GRP CO LTD
Detecting and straightening machine and method for shaft parts
ActiveCN106734386AReduce measurement errorPlace stableGrinding machinesMetal working apparatusEngineeringMechanical engineering
The invention discloses a detecting and straightening machine and method for shaft parts. The detecting and straightening machine comprises a console and a straightening machine body. The straightening machine body comprises a fixed work table and a movable main machine frame. The movable main machine frame can move on the fixed work table along the X axis and can feed data back to the console. A straightening hydraulic cylinder is arranged on the movable main machine frame and can straighten a workpiece. A rear bracket capable of moving along the Y axis is arranged on the rear side of the movable main machine frame. A measurement hydraulic cylinder is arranged on the rear bracket. A measurement rolling wheel is arranged below the measurement hydraulic cylinder. A displacement sensor for measuring the Y-axis movement amount and a displacement sensor for measuring the Z-axis movement amount are arranged on the movable main machine frame and the measurement hydraulic cylinder correspondingly. The displacement sensors can transmit information to the console. Detecting and straightening of the workpiece can be conducted on the same device and the same station through the same installation reference. When straightness detection is conducted on the workpiece, detection can be conducted on the workpiece on three-dimensional scale, and measurement errors are reduced.
Owner:SHANDONG UNIV
Washing machine without water between barrels and control method
ActiveCN106702662ADrain thoroughlyDrain fastOther washing machinesControl devices for washing apparatusWater flowWater level
The invention relates to a washing machine without water between barrels and a control method. The washing machine comprises an outer barrel, an inner barrel, an air chamber and a pressure sensor, wherein the pressure sensor is connected with the air chamber. A plurality of water throwing holes are formed in the upper portion of the inner barrel and close to the edge of the inner barrel, at least one inner barrel drain port is formed in the bottom of the inner barrel, telescopic drain valves capable of plugging the inner barrel drain ports are arranged at the bottom of the outer barrel, an outer barrel drain port is formed in the bottom of the outer barrel and provided with a washing machine drain pipeline, and the air chamber communicated with the inner barrel is arranged on the outer barrel and provided with an air chamber drain port capable of draining water in the air chamber. The washing machine thoroughly drains the water without residual water and is high in drain speed, accurate in water level detection and simple in structure, stay of water flow between the inner barrel and the outer barrel is avoided, dirt is prevented from staining the inner wall of the outer barrel, the residual water in the air chamber is avoided, errors caused by reuse of water level detection are avoided, the residual water is prevented from breeding bacteria in the air chamber, the outer barrel is communicated with the inner barrel through the telescopic drain valves, and line chip blockage is avoided.
Owner:QINGDAO HAIER WASHING MASCH CO LTD
Automated mechanical arm capable of performing clamping steadily
Owner:黄石磊福机电设备有限公司
Method for recycling of soybean whey wastewater by membrane separation technology
InactiveCN103012580APrevent rancidityAvoid fouling of ultrafiltration membranesAlbumin peptidesPeptide preparation methodsFiltration membraneUltrafiltration
The invention discloses a method for recycling of soybean whey wastewater by a membrane separation technology. The method includes: sterilization pretreatment; flocculation and centrifugal separation for impurity removal; whey protein recovery by ultrafiltration membrane continuous separation; whey protein powder recovery; oligosaccharide syrup recovery by nanofiltration membrane continuous concentration; oligosaccharide recovery; and dialysis water recovery by reverse osmosis membrane continuous concentration. The method provided in the invention can avoid whey wastewater rancidity and ultrafiltration membrane pollution and plugging, and improves the product quality. Employment of the continuous separation concentration mode reduces stay of intercepted objects or protein, impurity concentrated liquors in a membrane assembly to the utmost, and back-and-forth circulation between a membrane liquid inlet tank and a membrane system no longer exists. Meanwhile, the membrane surface flow speed is controlled, so that the problems of membrane pollution and low separation efficiency are solved. An osmosis filtration membrane washing process is adopted, and water is added automatically for filter wash, so that the membrane pollution and plugging problems are solved, and the product quality is improved. The selection of high temperature resistant hydrophilic membrane materials guarantee a high water flux and help to reduce membrane pollution.
Owner:上海诚洲科技中心(有限合伙)
Preparation method of silica gel carrier
The preparation method for silicagel carrier for polyolefin catalyst comprises: preparing silicate solution A with surfactant and dilute inorgaci acid solution B; adding solution A and B into reaction kettle, adjusting B solution for constant-temperature ageing; cooling, adding ammonium salt into the solution; after separating solid, filtering ,clearing, drying, grinding, and baking to obtain the objective product. This invention uses co-current flow method to form a great deal of crystal hucleus, decreases particle agglomeration and forms pore by space buffer action of surfactant, and can change the specific surface area and size and pore distribution of silicagel.
Owner:XIAMEN UNIV
Stator arrangement of rotary electric machine
InactiveUS6894415B2Avoid stayingEasy to stickSynchronous generatorsWindings insulation shape/form/constructionElectrical conductorElectric machine
A vehicle rotary electric machine includes a rotor, a stator having a stator core and a stator winding mounted in the stator core and a pair of frames for supporting the rotor and the stator. The stator winding has a plurality of conductor segments coated with insulation film. Each of the conductor segments has segment ends that are circumferentially aligned and form two or more rings. The segment ends that contact each other are welded and form joints of winding that have a bare surface. Therefore, electrolyte or foreign particles are prevented from staying at otherwise deteriorated insulation film.
Owner:DENSO CORP
Portable oxygenerator suitable for plateau section
The utility model relates to a portable oxygenerator suitable for a plateau section. A pressure detection device for a breathing end, a real-time detection device for oxygen concentration of the plateau environment, a detection device for oxygen output and an intelligent judge and control circuit are added to the portable oxygenerator suitable for plateau section based on a traditional oxygenerator. A singlechip in the intelligent judge and control circuit judges and processes output signals from the above detection devices in accordance with a piece of beforehand programmed software program and outputs control signals in time, so as to adjust the quantity of the output oxygen flow and form a pulse oxygen supply mode. Simultaneously, the power supply duty ratio of a driving motor of a compressor can be adjusted to adjust quantity of the compressed air flow, thereby further adjusting the quantity of the oxygen output flow. The output control signals can emit sound-light alarms timely. The portable oxygenerator suitable for plateau section supplies oxygen by pulses, thus the loss of oxygen in the inspiration phase and expiration last phase is avoided; and the portable oxygenerator suitable for plateau section increases the quantity of the oxygen supply flow by improving the speed of the driving motor of the compressor, thus the concentration of the output oxygen can remain unchanged at around 91% though the altitude changes.
Owner:张碧波
Peanut huller
InactiveCN102028299AEasy to separateAvoid stayingHuskingHullingAgricultural engineeringStructural engineering
The invention relates to a peanut huller which is characterized by comprising a feeding hopper, a rotary drum, a rotary drum shaft, a notch board sieve, a material collecting drum, a material receiving board, a motor and a rack; the exterior of the rotary drum is fixed with an inverted cone-shaped vertical type hollow drum with spiral bulged ribs; the notch board sieve is also in an inverted cone shape; the annular hulling region between the rotary drum and the notch board sieve is gradually contracted from top to bottom; and the upper end of the rotary drum is provided with a cone-shaped uniform distributor with a spiral rib board. The peanut huller has the advantages that a vertical type hulling mode is adopted; the large area of the notch board sieve is effectively utilized and the hulling speed is enhanced so as to enhance the hulling efficiency; the rapid separation of peanuts from the hulling region is realized so as to avoid the peanuts from remaining in the hulling gap; the damage is decreased so as to reduce the damage rate of the peanuts; thus, the peanut huller can automatically adapt to the actual condition of different shape sizes of the peanuts; the hulling damage is lightened, and the completely hulling rate and the hulling efficiency are enhanced; and the hulling gap can be adjustable to adapt to the hulling of the peanuts with different varieties and shape sizes.
Owner:SHENYANG AGRI UNIV
Planarity detection device and method
The invention discloses a flatness detection device, which includes a light emission unit, a light receive unit, an object stage, a shading unit and a process unit. The light receive unit is relate to the light emission unit. The object stage is between the light emission unit and the light receive unit and is used for loading a test work-piece. The shading unit is located between the light emission unit and the light receive unit, which is used for forming a light gap coordinate with a test surface between a vertex and a lowest point of the test surface of the test work-piece when detected. The process unit is connected to the light receive unit, which is used for processing light information received by the light receive unit. The invention also discloses a flatness detection method. The flatness detection device has the advantages of high accuracy and avoiding bumping with the test work-piece.
Owner:HONG FU JIN PRECISION IND (SHENZHEN) CO LTD +1
Mud treatment device for building pile foundation construction
The invention provides a mud treatment device for building pile foundation construction. The mud treatment device comprises a sand pump for pumping mud and drilling slag out of a drilled hole, a clean water tank for storing clean water, a water pump, a sand and water mixing pipeline, a screen and a net rack, wherein the input end of the water pump is communicated with the clean water tank, so that clean water can be pumped; the position of the input end of the sand and water mixing pipeline is higher than that of the output end of the sand and water mixing pipeline, the output end of the sand pump and the output end of the water pump are both connected to the input end of the sand and water mixing pipeline; the screen is of a circular-arc-shaped structure, the input end of the screen is located below the output end of the sand and water mixing pipeline, the position of the input end of the screen is higher than that of the output end of the screen, and an included angle between the axis of the screen and the horizontal line is 20-30 degrees; the net frame comprises at least two diagonal rods, the upper end of each diagonal rod is fixed with the edge of the screen, and the lower end of each diagonal rod is connected to a vibrating plate. The med treatment device has the following benefit: automatic discharge of drilling slag is realized after mud separation.
Owner:CHONGQING TECH & BUSINESS INST +2
Water level detection structure for buckets waterless washing machine and washing machine
ActiveCN106702686ADrain thoroughlyDrain fastOther washing machinesTextiles and paperEngineeringPressure sensor
The invention relates to a water level detection structure for buckets waterless washing machine and a washing machine. The upper part of an inner barrel is provided with a plurality of water throwing holes near the edge, the bottom of the inner barrel is provided with at least one inner barrel drain outlet, the bottom of an outer barrel is provided with a telescopic drain valve which can block the inner bucket drain outlet, an air chamber is installed on the outer barrel, and a pressure sensor is arranged on the air chamber, which is connected with the inner barrel through a telescopic drain valve, the air chamber is provided with an air chamber drain outlet capable of draining water from the air chamber. The washing machine has the advantages of the complete drainage without any residual and fast drainage rate, water can be avoided to stop between the inner and the outer barrels, and dirt is prevented from being stained on the inner wall of the outer barrel. The water level detection is accurate, the structure is simple, and no residual water remains in the air chamber, which avoid an error when the water level detection is used again, also avoid the residual water to breed bacteria in the air chamber, and the line debris blockage is avoided through the connection between the telescopic drain valve and the inner barrel.
Owner:QINGDAO HAIER WASHING MASCH CO LTD +1
Recording disk drive having shroud
InactiveUS20050185324A1Reduce vibrationEfficient use ofApparatus for flat record carriersUndesired vibrations/sounds insulation/absorptionEngineeringElectrical and Electronics engineering
A first shroud and a second shroud are opposed to the peripheral end surface of a recording disk at a certain constant distance. The second shroud is spaced downstream from the first shroud in the direction of the rotation of the recording disk. A shroud plate is opposed to the peripheral end surface of the recording disk at a position between the first and second shrouds. The shroud plate functions as a shroud. The shroud plate serves to suppress turbulence of airflow. Vibration of the recording disk can be suppressed. Moreover, if the shroud plate is designed to extend along a virtual plane perpendicular to the rotation axis of the recording disk, the airflow is prevented from staying between the first and second shrouds. The airflow can effectively be taken out. The airflow can effectively be utilized.
Owner:KK TOSHIBA
Solid-state image pick-up apparatus capable of remarkably reducing dark current and a drive method therefor
InactiveUS20070222882A1Total current dropSuppress deterioration of quality of imageTelevision system detailsTelevision system scanning detailsTransmission cycleElectrical and Electronics engineering
A solid-state image pick-up device is configured for more effectively reducing dark current of an interlace scanning type of CCD so that electrodes connected to transfer shift gates are sequentially arranged on two adjacent vertical transfer paths and are driven such that signal charges are prevented from staying longer in the vertical transfer path below the electrodes connected to the transfer shift gates. This prevents signal charges from waiting longer for vertical transfer during a horizontal transfer period, thereby reducing dark current otherwise caused in the vertical transfer paths.
Owner:FUJIFILM CORP
Technology for producing PVC insulated nylon flexible wire using double machine extruding method
InactiveCN1595547AAccelerated agingAvoid stayingInsulated cablesCable/conductor manufactureProduction linePolyvinyl chloride
Disclosed is a technique using dual-machine extrusion method to produce polyvinyl chloride insulating nylon jacket electric wire. Make nylon and polyvinyl chloride separately melt by nylon extruding machine and PVC extruding machine, which are separately injected into different ingates and channels of shunt in prime machinery head, firstly polyvinyl chloride is extruded and then nylon to form tightly connected insulating layer of polyvinyl chloride and nylon jacket layer covered on it. Polyvinyl chloride insulating nylon jacket electric wire is formed through word sprinkling, cooling and taking up of capstan. It has the advantages of increased smoothness and mechanical performance of electric wire surface, simplified technique, shortened production line, prolonged wire service life and excellent safety and reliability.
Owner:湖北红旗电缆有限责任公司
Outdoor power distribution cabinet with rapid self-extinguishing function
ActiveCN111555141AIncrease jet speedImprove fire extinguishing effectSubstation/switching arrangement casingsFire rescueStructural engineeringThreaded rod
The invention belongs to the field of power distribution cabinets, and especially relates to an outdoor power distribution cabinet with a rapid self-extinguishing function. The cabinet comprises a cabinet body, and a partition plate which is horizontally arranged is fixedly mounted on the inner side wall of the cabinet body; the partition plate divides the cabinet body into a fire extinguishing cavity and a mounting cavity; and the inner side wall of the fire extinguishing cavity is connected with a horizontally-arranged sealing plate in a sealed and sliding mode. The lower surface of the sealing plate is fixedly connected with a partition plate through an elastic air bag. The elastic air bag is filled with a thermal expansion and cold contraction medium, two through holes are formed in the sealing plate, and a vertically-arranged flow guide pipe rotationally penetrates through the partition plate, the flow guide pipe and the two through holes are arranged in a staggered mode, and a threaded rod arranged in the axial direction of the flow guide pipe is arranged in the flow guide pipe. When a fire occurs in the power distribution cabinet, a fire extinguishing agent in the fire extinguishing cavity can be automatically sprayed to electrical equipment in the mounting cavity, so that an automatic fire extinguishing effect is achieved, the fire in the cabinet body can be quickly controlled, and the possibility of economic loss and dangerous accidents is reduced.
Owner:胜利油田大源节能设备有限公司
Waterproof and dustproof structure of outdoor equipment cabinet and outdoor equipment cabinet with waterproof and dustproof structure
ActiveCN103327776AImprove the level of security protectionExtended service lifeCasings/cabinets/drawers detailsCooling/ventilation/heating modificationsEngineeringElectrical equipment
The invention discloses a waterproof and dustproof structure of an outdoor equipment cabinet and the outdoor equipment cabinet with the waterproof and dustproof structure. According to the waterproof and dustproof structure of the outdoor equipment cabinet and the outdoor equipment cabinet with the waterproof and dustproof structure, more than two ventilation holes are vertically formed in one lateral wall of a cabinet body at intervals, a louver is arranged outside each ventilation hole in a covering mode, an air duct is arranged between each ventilation hole and a corresponding louver in an enclosing mode, each louver is provided with vertically arranged openings which are lower than a corresponding ventilation hole, and the lower edge of the bottommost opening of each louver is flush with the lower wall surface of a corresponding air duct. The outdoor equipment cabinet with the waterproof and dustproof structure is simple in structure. According to the waterproof and dustproof structure of the outdoor equipment cabinet and the outdoor equipment cabinet with the waterproof and dustproof structure, the service life of the equipment cabinet is effectively prolonged, electrical equipment installed in the equipment cabinet is made to rotate in a sound internal environment all the time, the level of safety protection of the outdoor equipment cabinet is further improved, and the problem that drainage is unavailable at interlayer positions of an air inlet and an air outlet of an existing equipment cabinet is solved.
Owner:STATE GRID CORP OF CHINA +2
Transparent hydrophobic film sol, preparation thereof and method for plating hydrophobic film
InactiveCN101407646AImprove hydrophobicityGood weather resistancePretreated surfacesCoatingsUltravioletN-Butyl Alcohol
The invention relates to a transparent hydrophobic membrane sol, a preparation method thereof and a method for plating a hydrophobic membrane which belong to the coating technical field and are particularly applicable to plating the transparent hydrophobic membrane on the surface of a substance containing silicate ingredients. The components of the sol comprise: tetraethyl silicate, anhydrous ethanol, n-butyl alcohol, isopropanol, water and active substances. The prepration method of the sol comprises the following steps: the material prepration is carried out according to a formula, active solution is mixed for standby according to the formula, mixed solution is synthesized according to the formula, the transparent hydrophobic membrane sol at the initial state is prepared, and the transparent hydrophobic membrane sol at the initial state is aged. The plating of the hydrophobic membrane comprises the following steps of: the plating of the transparent hydrophobic membrane, the drying of the sol state transparent hydrophobic membrane and the curing of the dried transparent hydrophobic membrane. The invention has the advantages that: the transparent hydrophobic membrane sol has good hydrophobic property, high strength, strong anti-ultraviolet aging capability, long service life and low cost; the preparation method is easy to be controlled and has high yield; and the plating method has strong adaptability, easy operation and easy guarantee of the quality of a membrane layer.
Owner:HUBEI JIUZHIYANG INFRARED SYST CO LTD
Plant growth and development inhibitor and application thereof
InactiveCN102578140AGrowth inhibitionInhibition of growth and developmentBiocidePlant growth regulatorsGrowth plantInfusion method
The invention discloses a plant growth and development inhibitor. The plant growth and development inhibitor comprises the following components in percentage by mass: 0.1 to 40 percent of plant growth regulator and the balance of water, wherein the plant growth regulator comprises glyphosate. The invention also discloses application of the plant growth and development inhibitor in treatment of pollution of platanus acerifolia fruit fur or populus sp. fruit fur. By combining the plant growth and development inhibitor with a punching bag infusion method, fruit fur pollution is treated, effects can be achieved when the inhibitor is used 15 days later, the growth and the development of female fruits which are grown in the same year are inhibited, fruit spheres are shrunk, and partial fruit spheres fall; and the development of the fruits is inhibited, the fruit fur is nearly not developed, and the control rate can reach about 80 percent, so that the inhibitor has a remarkable effect.
Owner:NANJING DENGBO BIOTECH
Internal structure of FCC stripper and its arrangement method
ActiveCN1763150ASmall diameterImprove contact effectCatalytic crackingChemical/physical processesEngineeringMechanical engineering
The present invention is inside members of catalytically cracking stripper plant and their configuration. Each of the inside members include two or more auxiliary guide blades and two main guide blades connected to the auxiliary guide blades in splay configuration. The inside members may be either one-by-one filled into the catalytically cracking stripper plant or made into stuffing block filled into the catalytically cracking stripper plant. The inside members and corresponding configuration of the present invention can raise stripping efficiency obviously.
Owner:CHINA PETROLEUM & CHEM CORP
Charging control system and method
ActiveCN105931308ARealize automatic chargingAvoid stayingTicket-issuing apparatusControl modePayment terminal
The invention provides a charging control system and method. When a vehicle enters a toll station, a charging terminal will convert obtained bill information into corresponding identification information, and displays the identification information at a preset position of the toll station, thereby enabling a vehicle-mounted camera device of the vehicle to recognize the identification information, enabling the obtained bill information to be transmitted to a vehicle-terminal payment terminal for payment, then directly enabling a payment result to fed back to the charging terminal, and letting the vehicle go. Therefore, the charging control mode achieves the automatic charging of the vehicle, and a vehicle driver does not need to stop the vehicle for payment, thereby saving the charging time, preventing the vehicle from staying at the toll station, and guaranteeing the smooth passing of the vehicles at the toll station.
Owner:AGRICULTURAL BANK OF CHINA
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