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Rechargeable battery
InactiveUS20090186269A1Sealing performanceIncrease contact areaSmall-sized cells cases/jacketsCell lids/coversRechargeable cellEngineering
The present invention relates to a rechargeable battery. The rechargeable battery includes an electrode assembly, a case, electrode terminals, and a cap plate. The electrode assembly includes a separator and an anode and a cathode disposed at both sides of the separator. The case houses the electrode assembly. The electrode terminals are electrically connected to the electrode assembly and protrude outwardly from the case. The cap plate closes and seals the case. The cap plate includes a terminal hole for receiving the electrode terminals and a sealing reinforcing member formed along a circumference of the terminal hole and having a greater thicker than a periphery thereof.
Owner:SAMSUNG SDI CO LTD
Neutral inorganic composite material for dehydration, solidification and modification of high water content sludge
ActiveCN101955345ASolving Alkaline ProblemsHigh compressive strengthSludge treatment by de-watering/drying/thickeningSolid waste managementHazardous substanceHigh water content
The invention discloses a neutral inorganic composite material for dehydration, solidification and modification of high water content sludge. The composite material comprises a powdery mixture consisting of the following components in part by weight: 100 parts of water hardened solidifying material consisting of hydrated gypsum and magnesium oxide, 80 to 120 parts of inorganic water absorption ash material, 20 to 40 parts of inorganic substance aid hardened material, 1 to 10 parts of high polymer coagulant and 1 to 5 parts of modifying functional agent. After being treated by the neutral inorganic composite material, the solidified sludge has high compressive strength; the pH of the lixivium is neutral, and meanwhile, harmful substances such as heavy metal and the like in the sludge can be effectively solidified; the treated sludge meets the requirement of landfill soil, soil for earthwork or soil for greening and farmlands; and the neutral inorganic composite material can be widely applied to the dehydration, solidification and modification of the high water content sludge such as sludge from waterworks, dredged bottom mud of rivers and lakes, residual building soil and the like.
Owner:江苏艾特克环境工程有限公司
Water purifying device
InactiveUS20080223775A1Reduce in quantityEasily accomplishingMultistage water/sewage treatmentMembrane filtersPurified waterImpurity
A water purifying device includes a filter unit that can be easily coupled and separated. The water purifying device includes a filter unit to filter out impurities from water passing therethrough and a connection unit connected to the filter unit to transmit water from the outside to the filter unit and to transmit the water purified by the filter unit to the outside. The connection unit includes an external case having an introduction port through which water is introduced from the outside and a discharge port through which purified water is discharged to the outside, an internal case rotatably mounted in the external case, the internal case having a first communication hole selectively communicating with the introduction port and a second communication hole selectively communicating with the discharge port, and an opening and closing valve to selectively open and close the first communication hole depending upon whether the filter unit is coupled or not to the connection unit. The first communication hole is opened and closed by the opening and closing valve. As a result, it is possible to omit a sealing member to sealing a region adjacent to the first communication hole, whereby the rotation of the filter unit is more easily accomplished. Consequently, the process for coupling the filter unit to the connection unit or separating the filter unit from the connection unit is more conveniently accomplished.
Owner:SAMSUNG ELECTRONICS CO LTD
Method for constructing mining impact-resisting sealed wall
ActiveCN102777208ASimple construction processFast constructionMaterial fill-upFoam concreteImpact resistance
The invention relates to the technical field of mining security, and particularly relates to a method for constructing a mining impact-resisting sealed wall. The method adopts simpler and more convenient construction procedures, and light foam concrete is filled, so that the wall has the advantages of light weight, large bearing ability, strong flexibility, fire resistance and the like. The method is simple and convenient to construct, rapid in construction speed, good in construction effect; and the sealed wall has the advantages of good impermeability and good impact-resistance and fire-resistance.
Owner:兖矿能源集团股份有限公司 +1
Forming die for contact lens and contact lens manufacturing method using the forming die
InactiveUS20060006558A1Effectively and stably achievedImprove accuracyConfectioneryOptical articlesEngineeringMonomer
A forming die for a contact lens, wherein flat mutual contact areas (62) allowed to abut on each other on the outer peripheral side of a contact lens forming cavity (15) are formed to have a width of 0.01 mm or wider under the condition that a female die (12) mates a male die (14), a generally closed auxiliary cavity (64) filled with a polymerization monomer (66) is formed on the outer peripheral side of the mutual contact areas (62), and a tubular fitted part (60) allowing both the female and male dies (12) and (14) to be fitted to each other by tubular surfaces (30) and (50) extending in the die mating direction is formed on the outer peripheral side of the auxiliary cavity (64), whereby the forming cavity can be stably formed in the closed state by mating both the male and female dies each other so that the contact lens can be accurately and stably molded while preventing defective molding such as burrs.
Owner:MENICON CO LTD
Cooling roller device for preparing lithium-ion battery separator with three cellular structures
ActiveCN106299196AUniform cooling effectUniform thicknessSecondary cellsCell component detailsTemperature controlMetallurgy
The invention provides a cooling roller device for preparing a lithium-ion battery separator with three cellular structures. The cooling roller device comprises a first casting piece roller, a second casting piece roller and a third casting piece roller; a cast film flowed from an extruding die head is fallen on the surface of the second casting piece roller to cool, and forms a storage film between the first casting piece roller and the second casting piece roller; the first casting piece roller and the second casting piece roller are mutually cooperated to cool two surfaces of the storage film at the same time; a space between the first casting piece roller and the second casting piece roller is adjusted through the adjusting device on the first casting piece roller, so as to form a casting piece with uniform thickness; besides, the casting piece is further cooled by the third casting piece roller, so as to carry out the subsequent technique. The cooling device in the production of the lithium-ion battery separator is featured by fast cooling, stable temperature control, and is able to control cellular structures on the prepared lithium-ion battery separator.
Owner:LIAOYUAN HONGTU LI ION BATTERY DIAPHRAGM TECH
Refrigerator door foaming production line
The invention discloses a refrigerator door foaming production line. The refrigerator door foaming production line comprises a plurality of transversely-arranged foaming machines. Overturning air cylinders are arranged on the two sides of bases of the foaming machines. Upper molds are hinged to machine bodies of the foaming machines. The output ends of the overturning air cylinders are connected to the two sides of the upper molds. Locking hooks are arranged on the front sides of the machine bodies of the foaming machines and connected with locking air cylinders. The foaming machines are internally provided with installing cavities. Air bags are arranged at the bottoms of the installing cavities of the machine bodies. Lower mold plates are arranged on the upper sides of the air bags. The four corners of the bottom faces of the lower mold plates are connected with limiting columns. Charging mechanical arms are arranged on the upper sides of the foaming machines. According to the refrigerator door foaming production line, the technology is easy to operate, the two charging functions are achieved, the technical requirement of foaming of a conventional refrigerator door can be met for production, the lower mold plates are jacked through the air bags, closing is stable and free of noise, abrasion is avoided, durability is achieved, cost is saved, and losses are reduced; and meanwhile the occupied area of a plant is reduced, the requirement of mixing production is met, and the product quality is improved.
Owner:ANHUI XINMENG EQUIP CO LTD
Multifunctional dolly for 10kV and 35kV dolly-type switch cabinet
ActiveCN103259207ASolve the failure to install groundingSolve operational problemsSwitchgear detailsPhase sequence/synchronism indicationElectricityRelay
The invention relates to a multifunctional dolly for a 10kV and 35kV dolly-type switch cabinet. The multifunctional dolly comprises a base. A dolly running-in limiting plate, operation buttons, a selective switch and a baffle are arranged on the base. Static contact baffle openers are arranged on two sides of the base. A blocking relay is installed on the dolly running-in limiting plate, the baffle and the base are arranged vertically, an upper row of operating holes and a lower row of operating holes are formed in the baffle, a blocking door is installed on each row of operating holes, the lower ends of the blocking doors are connected with the baffle through hinges, and the upper portions of the blocking doors are movably connected with the baffle through anti-misoperation locks. The multifunctional dolly is reasonable in design, convenient to operate, firm in blocking, long in service life and capable of guaranteeing the smooth completion of safety measures in a working site. The multifunctional dolly has five kinds of protection functions. Due to the fact that the insulating baffle with the upper row of operating holes and the lower row of operating holes is arranged, and each row of operating holes is provided with an anti-misoperation door and a door lock, whether a bus is electrified or not can be detected, reliable electrical blocking measures are provided, and the multiple purposes of electricity testing, grounding and phase checking are realized through the selective switch.
Owner:STATE GRID CORP OF CHINA +1
Air outlet structure of air conditioner and air conditioner with air outlet
ActiveCN104236039AIncrease demandImprove personalizationAir-flow control membersEngineeringElectrical and Electronics engineering
Owner:HAIER GRP CORP +1
Automobile front hood hinge
The invention relates to an automobile front hood hinge for articulating an automobile front hood with a front cabin bracket. The automobile front hood hinge comprises a fixing seat and a rotating arm, wherein, the fixing seat is hinged with the rotating arm through a hinge pin, and the hinge pin is composed of a pin shaft and a self-lubricating bushing; the rotating arm is equipped with a retaining arm, and the retaining arm is positioned right ahead of the vertical plate of the fixing seat when the hinge is in a closed status; the vertical plate of the fixing seat is equipped with a limit groove, the hinge board of the rotating arm is equipped with a limit boss, and the limit boss is positioned in the limit groove; and the fixing seat is equipped with a mounting bracket, and projection welding nuts are welded on the mounting bracket. The front hood hinge is durable and has better quality and stronger use function.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD
Hemostatic compositions, assemblies, systems, and methods employing particulate hemostatic agents formed from hydrophilic polymer foam such as chitosan
InactiveCN101594887AClosed firmlyStable hemostasisPowder deliverySurgical adhesivesPolymer scienceHydrophilic polymers
Improved hemostatic agents take the form of granules or particles that can be used to stanch, seal, or stabilize a site of hemorrhage, including a noncompressible hemorrhage.
Owner:HEMCON
Scalpel for electrosurgery and electrosurgery system
InactiveCN102475574ATo achieve the effect of complementary advantagesClosed firmlySurgical instrument detailsSurgical instrumentEngineering
The invention discloses a scalpel for electrosurgery and an electrosurgery system. The scalpel for electrosurgery comprises a scalpel handle and a scalpel head detachably installed on the scalpel handle. Tthe scalpel head comprises an outer conductor, an insulating medium, an inner conductor and a positive electrode, wherein the outer end of the outer conductor is provided with an arc incision, and both ends of the arc incision are respectively upper outer electrode and lower outer electrode; the insulating medium and the inner conductor are successively and fixedly connected inside the outer conductor, the insulating medium is located between the outer conductor and the inner conductor, the inner conductor is used for releasing microwave signals to undergo surgery hemostasis; and the positive electrode is arranged on the outer conductor or the inner conductor and is used for releasing radio frequency signals to undergo surgery tissue incision; and a water duct is arranged on the outer conductor or in the insulating medium and is used for transferring normal saline to undergo tissue separation and / or cooling. The scalpel has the effect of complementing the advantages of three surgical instruments, namely radio frequency electric knife, medical water knife and microwave scalpel.
Owner:北京恒福思特科技发展有限责任公司
Flushing device of low-water-tank toilet bowl
PendingCN108286283ASmooth turningClosed firmlyFlushing devicesWater resource protectionEngineeringWater level
The invention discloses a flushing device of a low-water-tank toilet bowl. The flushing device is arranged in a water tank of the toilet bowl, and comprises a drainage valve and a brush ring ejector,wherein the drainage valve comprises a valve seat, a switch component and a water stop component; the brush ring ejector comprises a brush ring pipe, an ejecting pipe and a switching mechanism for opening and closing a water path of the brush ring pipe; the switching mechanism comprises a switching baffle plate, a switching float and a limiting piece; the switching baffle plate is rotatably arranged in the brush ring pipe; the switching float gets linked with the switching baffle plate; and the limiting piece is linked with the water stop component. According to the flushing device provided bythe invention, the water path of the brush ring pipe is opened and closed under the control of the switching baffle plate, and the switching baffle plate is controlled by the switching float and thewater stop component while the switching float and the water stop component are controlled by a water level in the water tank, which is to say, the opening and closing of the water path of the brush ring pipe are actually controlled the water level of the water tank and are less associated to water intake pressure of a water intake valve; therefore, the water path of the brush ring pipe of the flushing device provided by the invention is more stable in opening and closing.
Owner:GUANGDONG HEGII SANITARY WARES CO LTD
Deoiler
The invention relates to a deoiler relating to the technical field of deoiling. The deoiler comprises a base, an outer barrel, a barrel cover and, an inner barrel and a motor, wherein the outer barrel is arranged above the base; the barrel cover is arranged above the outer barrel; the inner barrel is arranged in the outer barrel; and the motor is connected with the lower side of the inner barrel through a belt transmission device. The deoiler is characterized in that the wall of the inner barrel is provided with two iron sheet layers both provided with small holes; the upper wall of the outer barrel is provided with a cover seat; the barrel cover is provided with a cover bracket; and the cover seat is connected with the cover bracket through a rotating shaft and a spring. According to the deoiler, the inner barrel is provided with the two iron sheet layers, so that high strength, difficult deformation, stable operation and long service life are achieved; and the barrel cover plays spring and lock catch roles so as to be very stable and difficult to rock when being opened and closed, so that low noise is achieved.
Owner:安徽朝阳车链有限公司
Emergency door (Window) with auto induction and opening shen fire occurred
InactiveCN1560413AClosed firmlySmooth escapeBurglary protectionPower-operated mechanismShape-memory alloyEngineering
The invention relates to a fire safety emergency window, which belongs to door and window technology field. The invention provides an escape emergency door (window) when in short burst fire, the door (window) can sense fire automatically, and it can be opened in emergency and has function of anti-burglary. It includes a door frame or window frame, door (window) board and spindle. The door is arranged in the door frame; a spindle is arranged under the door (window) board, a supporting bracket for fixing the door (window) is arranged on the door (window) frame, an automatic sensing device is assembled between the door (window) board and the supporting bracket. The automatic sensing device is made up of intelligent pin and spring, the spring is assembled between the door (window) board and the supporting bracket, the intelligent pin penetrates the door (window) board, spring and the supporting bracket, then it is bent, the intelligent pin is made up of shape memory alloy material, the temperature of shape fully restoration is 35-95deg.C. The spring may be normal spring, or made up of shape memory alloy material.
Owner:SHANDONG UNIV
Door assembly for charging port of electric vehicle
ActiveCN105633686AOpen smoothlyClosed firmlyCharging stationsCouplings bases/casesElectric vehicleEngineering
A door assembly for a charging port of an electric vehicle includes a housing accommodating the charging port and a door connected to one side of the housing. A link bracket is mounted inside the door, and a link portion connects the housing with the link bracket. A crushing portion removes foreign materials being introduced in a slot formed at the link bracket.
Owner:HYUNDAI MOTOR CO LTD
Fixed rotating shaft type hydraulic opening bridge
ActiveCN102251466AReduce impactSmooth turningBascule bridgesTwisting movementsStructural engineering
The invention relates to a fixed rotating shaft type hydraulic opening bridge, in particular to a vertically rotatable type opening bridge, belonging to the field of bridges. In the design, hydraulic oil cylinders and a main bearing mechanism are connected between the back part of a main steel bridge and a foundation, and a balance weight is arranged at the back end of the main steel bridge. When the main steel bridge is lifted, the hydraulic oil cylinders are controlled to shrink so as to provide a tensile force to the main steel bridge; because the balance weight is arranged at the back end of the main steel bridge, a force moment jointly generated by the tensile force and the balance weight is more than that generated by the weight of the main steel bridge per se, the main steel bridge is lifted stably, otherwise, the main steel bridge can be descended stably; even if one of the hydraulic oil cylinders goes wrong, the safety of the main steel bridge in the lifting or descending process can also be ensured; when the main steel bridge is horizontally descended to a bridge pier, an aligning seat, a buffering rubber and a lower bearing seat on the bridge pier are stably aligned and self-locked into a closed state; an adjustable pivot design of a main bearing mechanism can automatically compensate the twisting movement of main shafts caused by decentraction of the two main shafts, and thus, the safety and the stableness for starting and stopping the main steel bridge are thoroughly ensured.
Owner:WUHAN BRIDGE HEAVY INDS GROUP
Flow path switch control device
InactiveCN102052468ASlow downOff stableOperating means/releasing devices for valvesLighting and heating apparatusDifferential pressureControl system
The invention discloses a flow path switch control device which is used for control systems, such as heating ventilating and air conditioning, refrigeration and the like. In the prior art, because the pressure of the upper part of a piston instantaneously lowers at the moment that a pilot valve is switched on and off, a larger pressure difference is formed between the upper part and the lower part of the piston to push the piston to move so as to generate strong impact with a piston stopping component, and the service life of a product and the operation stability of a refrigeration system are influenced. The flow path switch control device comprises a fluid inlet, a fluid outlet, a valve device and a pressure balance control loop, wherein the valve device is arranged between the fluid inlet and the fluid outlet; the pressure balance control loop is also provided with a regulation device for alleviating the pressure variation of fluid flowing through the pressure balance control loop when the flow path switch device is opened and closed, so that the flow path switch control device is stable when being switched on and off, the problems of intense vibration and high noise at the moment of high differential pressure movement are solved.
Owner:ZHEJIANG SANHUA CLIMATE & APPLIANCE CONTROLS GRP CO LTD
Automatic cover-overturning mechanism and control method thereof
ActiveCN102379654ASave the mechanical slow down structureSimple assembly structureBathroom coversEngineeringPower transmission
The invention discloses an automatic cover-overturning mechanism which comprises a DC machine, a cover body drive mechanism, and a speed regulating system for the DC machine, wherein the speed regulating system for the DC machine comprises a motor controller and a motor driver; the cover body drive mechanism comprises a rotation hinge arranged at the first side of the cover body, and a power transmission mechanism arranged at the second side of the cove body, opposite to the first side of the cover body; the power transmission mechanism comprises a member linked with the output shaft of the DC machine and fixedly connected with the cover body; and the rotation hinge and the member are both positioned on a rotation shaft on a same axial line. A cover body applying the cover-overturning mechanism can be opened or closed stably with uniform speed, thus meeting the use requirements of general customers.
Owner:HANYU GRP CO LTD
Control valve
InactiveCN1462351ABear the shockClosed firmlyOperating means/releasing devices for valvesCheck valvesEngineeringControl valves
A control valve for regulating flow of fluids passing through the valve. The control valve includes a body with an inlet, an outlet and a passageway through which the fluid passes from the inlet to the outlet. The control valve also includes a displaceable column provided with an internal and concentric bolt, the displaceable column is actuated by an actuator, the actuator positioned in a chamber that is connected to the body, a valve closure attached to the displaceable column. The displaceable column moves between a most retracted position, in which the inlet is fluidically communicating with the outlet, and a most pulled out position, in which the valve closure sealingly blocks the passage of fluid through the control valve.
Owner:BERMAD PARTNERSHIP
Vertical air conditioner
ActiveCN102466274ANovel structureSmooth rotationLighting and heating apparatusNon-rotating vibration suppressionEngineeringMoving parts
The invention provides a vertical air conditioner. The outer unit housing of the vertical air conditioner cannot shake during startup, shutdown and rotation and moves stably. The vertical air conditioner comprises a main body part and a base component and has a columnar structure integrally, wherein the main body part comprises the outer unit housing; the bottom of the outer unit housing is arranged on the base component by a moving part in a rotatable manner; the moving part is provided with a damping slider device which can ensure the stable movement of the outer unit housing; the base component comprises a motor mounting seat, and a stepping motor is fixed on the motor mounting seat; the moving part comprises an inner fluted disk which has a disk shape integrally, and the outer unit housing is fixed on the inner fluted disk; the middle part of the inner fluted disk is matched with the middle part of the motor mounting seat by a plastic bearing; and the damping slider device is a rubber damping block, an arc chute is formed on the motor mounting seat, and the rubber damping block is fixed on the inner fluted disk and slides in the arc chute.
Owner:GREE ELECTRIC APPLIANCES INC
Brassiere cup with outer layer shell fabric and preparation process of brassiere cup
ActiveCN102845846AClosed firmlyEasy to tearBrassieresCorsetsMechanical engineeringComposite material
Owner:EMBRY CHINA GARMENTS
Anchor rod end cavity enlarging device and construction method thereof
InactiveCN105863694AQuick plugContact stabilityDrill bitsAnchoring boltsStructural engineeringEnlarger
The invention discloses an anchor rod end cavity enlarging device and a construction method thereof and belongs to the field of machines. The anchor rod end cavity enlarging device comprises a head cavity enlarger, a middle rod body, a casing pipe and a middle converter. The middle rod body is connected with the head cavity enlarger and the middle converter in a welded manner. The casing pipe is connected with the head cavity enlarger and the middle rod body through threads. The size of the anchoring end of an anchor rod is expanded in the horizontal direction through the anchor rod end cavity enlarging device, so that the suspending capacity of the anchoring end is effectively improved. A whole set of construction method for using the anchor rod for grouting to reinforce surrounding rock is designed in cooperation with the anchor rod end cavity enlarging device, the supporting capacity for dealing with the soft surrounding rock is effectively improved, and finally safety and stability of underground engineering are guaranteed.
Owner:SHANDONG UNIV OF SCI & TECH
Floating type intelligent gate opening and closing device
InactiveCN104831693AGuaranteed water storageGuaranteed uptimeBarrages/weirsHydraulic structureEngineering
The invention discloses a floating type intelligent gate opening and closing device. The floating type intelligent gate opening and closing device is characterized by comprising two railways (2) which are arranged on the lower portion of a dam face (1), the railways (2) are provided with a gate (3), the middle of the top end of the gate (3) is connected with a gate opening rope (17), after the gate opening rope (17) sequentially penetrates through a first fixed pulley (4) which is arranged at the top end of the dam face (1) and the a moving pulley (5) which is arranged between the first fixed pulley (4) and the top ends of the railways (2), one end of the gate opening rope (17) is fixedly connected with a dam bottom (6), and after the other end of the gate opening rope (17) penetrates through a second fixed pulley (7) which is arranged at the dam bottom (6), the other end of the gate opening rope (17) is connected with a gate opening air bag (8). According to the floating type intelligent gate opening and closing device, the perspective of the innovative design is unique, the theory is simple, and the device is convenient to manufacture and use. The floating type intelligent gate opening and closing device is suitable for medium and small size guardless reservoirs in mountain areas, and also suitable for other hydraulic structures with gate opening and closing.
Owner:HOHAI UNIV
High-voltage electric box
ActiveCN101544216AAvoid damageAvoid arcingElectric/fluid circuitPower control systemElectrical battery
The invention relates to a high-voltage electric box, in particular to a high-voltage electric box used for a pure electric automobile. The high-voltage electric box comprises a box body and a box cover. A motor power supply control system, an air-conditioner power supply control system, a charger power supply control system and a direct current conversion device power supply control system are arranged in the box body. The motor power supply control system has the following structure that: an anode of a motor controller bus is connected with an anode of a power battery through a first direct current contactor and a first direct current fuse which are connected in series, and a cathode of the motor controller bus is connected with a cathode of the power battery through a second direct current contactor; a pre-charge resistor and a third direct current contactor are connected in series between two ends of the second direct current contactor, and the third direct current contactor is controlled by a normally closed contact end of a time relay; and a normally open contact end of the time relay controls a control end of the second direct current contactor.
Owner:众泰新能源汽车有限公司
Intelligent smoothing type self-absorption electric control door
InactiveCN104929483AAchieve closing actionHigh precisionNon-mechanical controlsWing arrangementsAutomatic controlHardware modules
The invention relates to an intelligent smoothing type self-absorption electric control door. The door comprises a door body (1) and a door frame (2) which is in structural correspondence to the door body (1); the door further comprises a distance measuring sensor (8), one or more sucking discs (3), a controlling module (4) and a power module (5), an air pump (6), a controlling button (7) and a smoothing circuit (10) which are connected with the controlling module (4), wherein the controlling module (4) is connected with the distance measuring sensor (8) through the smoothing circuit (10); according to the technical scheme of the electric control door, the intelligent smoothing type self-absorption electric control door is formed by connecting and arranging the hardware modules, the operations of automatic trigger and automatic control can be achieved, a door closer does not need to guard behind the sliding door, the automatic closing operation is achieved, and the door closing operation is made to be more intelligentized and more humanized.
Owner:苏州市英富美欣科技有限公司
Socket with protection door
InactiveCN106558799ASolution to short lifeImprove performanceCouplings bases/casesEngineeringSurface cover
The invention discloses a socket with protection doors; the socket comprises a surface cover, a mount housing, two terminals, a ground wire terminal and a pressure plate; the surface cover is provided with two plug holes and a ground wire hole, and arranged on the mounting housing so as to form a cavity; the two terminals, the ground wire terminal and the pressure plate are respectively arranged in the cavity; positions, close to the surface cover, of the cavity are provided with two protection doors; elastic members are arranged between the protection doors and the surface cover; the protection door is provided with a slope; two slopes of the two protection doors are matched with each other so as to respectively cover the two plug holes on the surface cover; two mutually matching sides on the two slopes of the protection doors are respectively provided with a guide rod and a guide groove matched with the guide rod; the guide rod and guide groove of one protection door are respectively arranged in the guide groove and on the guide rod of the other protection door. The socket with protection doors allow the plug to easily insert the socket, is long in service life, and stable in performance.
Owner:GUANGDONG JINLI ELECTRICAL APPLIANCE CO LTD
Reinforcing steel bar auxiliary carrying device for construction site
The invention relates to the technical field of construction and discloses a reinforcing steel bar auxiliary carrying device for a construction site. The device comprises a transverse rod, wherein a left portion and a right portion of the transverse rod are each rotationally connected with a clamping jaw, a spring rod is arranged between the clamping jaws, a lifting frame is fixedly mounted at anupper end of the transverse rod, the middle of the lifting frame is slidably sleeved with a pressing block, steel cables extending to the clamping jaws are arranged on the left side and the right sideof a lower end of the pressing block, limiting rods are movably inserted into the lifting frame, nuts sleeving the screws are slidably connected with the left side and the right side of a front portion of the transverse rod, connecting rods are arranged below the nuts, and fixing plates are rotatably connected below the connecting rods. The device is advantaged in that by pressing the pressing block, the steel cable pulls the clamping jaws, the clamping jaws open to grab the reinforcing steel bars, the limiting rods are matched for fixation, fixing plates and protrusions are matched for extrusion, and thereby the effects that the clamping jaws are firmly closed and the reinforcing steel bars are prevented from sliding laterally when the reinforcing steel bars are extracted are achieved.
Owner:安徽长隆建筑工程有限公司
Built-in hydraulic distributor
ActiveCN106015146AReduce idle travelHigh sensitivityServomotor componentsServometer circuitsEngineeringCheck valve
The invention discloses a built-in hydraulic distributor which comprises a distributor shell and a main control valve, an oil return valve and a check valve which are arranged in the shell; an oil inlet, an oil cylinder oil inlet and an oil return opening are formed in the distributor shell; a lowering valve is arranged in a main control valve hole; a lowering valve compressing sleeve and a lowering valve adjusting bolt are arranged at the right side of the lowering valve; the lowering valve is arranged at the right side of the main control valve; the oil cylinder oil inlet communicates with the oil inlet chamber of the lowering valve by an oil cylinder oil drainage oil line; the oil outlet chamber of the lowering valve communicates with the oil return opening; the lowering valve comprises a lowering valve core and a lowering valve seat; the lowering valve compressing sleeve compresses the lowering valve seat; and the lowering valve adjusting bolt compresses on the lowering valve compressing sleeve. The built-in hydraulic distributor can improve the lowering and lifting sensitivity, and the hydrostatic sedimentation value of a hydraulic lifter is ensured by the sealing state of the lowering valve and the check valve, thus being more reliable, good in airtightness, steady in use performances, high in reliability, and convenient to dismantling and maintenance.
Owner:SHANDONG HONGYU AGRI MACHINERY
Portable design drawing showing stand for industrial design and application method thereof
ActiveCN110584359AAvoid the problem of large footprintAvoid the problem of low number of tilesFurniture partsShow shelvesDisplay boardEngineering
The invention discloses a portable design drawing showing stand for industrial design. The portable design drawing showing stand for industrial design comprises a first fixed column and a second fixedcolumn, a first clamping mechanism is arranged at one end of the top of the first fixed column, an extending mechanism is arranged at one end of the bottom of the first fixed column, a first rotatinghole communicating the left and right sides of the first fixed column is formed in one end of the top of the first fixed column, first limiting rings are symmetrically arranged on the two sides of aninner cavity of the first rotating hole, and annular limiting grooves are symmetrically formed in the two ends of the four sides of the inner wall of the first rotating hole. According to the portable design drawing showing stand for industrial design, one corner and two sides of a design drawing can be fixed, and the design drawing can be stably displayed through a triangle stabilization principle, so that the problem that the traditional display board is large in occupied area is avoided, and the design drawing is facilitated to pick up for fine observation; and then the design drawings canbe placed in a stacked mode, so that the display number is increased, and the problem that the traditional display board is small in tiled display number is avoided.
Owner:深圳市立正管理咨询有限公司
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