42results about How to "Ease the momentum" patented technology

Shielding liquid from electronic components may be accomplished by a variety of systems, devices, and techniques. A shielding device may include a substantially vertical channel mounted to a fuel dispenser component; an airflow inlet; a plurality of arrays of angled protrusions; and a plurality of substantially vertical protrusions. The channel is adapted to guide an airflow. The plurality of arrays of angled protrusions are, disposed within the channel and are substantially parallel in arrangement within each array. The angled protrusions within each array are angularly offset in arrangement relative to the angled protrusions within adjacent arrays. The arrays of angled protrusions are adapted to form a tortuous path for the airflow through the channel. The plurality of substantially vertical protrusions are disposed within the channel and are located between the airflow inlet and the plurality of arrays. The vertical protrusions are adapted to substantially straighten the airflow within the channel.

A display cradle for storing and dispensing containers such as beverage cans and bottles. Containers are loaded from the rear of the display cradle onto shelves sloping downward from the back of the display cradle to the front of the display cradle. The bottom shelf of the display cradle includes an exit port at the front of the assembly, allowing containers to be removed from the display cradle. The display cradle includes an exit channel between a front wall and the front end of the shelves where the containers from each shelf drop through towards the exit port. A gate at the front end of each shelf pivots under the weight of the containers, allowing the front-most container on each shelf to enter the exit channel while preventing subsequent containers from entering the exit channel. When the containers have exited the exit channel, the biased gate tilts back allowing the next container on each shelf to repeat the sequence. The biased gates on each shelf may operate in unison with each other.

A shear assembly used downhole to actuate a work string function includes a dampening subassembly to dampen the momentum of moving parts following shearing to avoid excessive acceleration and resulting jarring forces within the work string. A dual shear assembly is provided, in which the dampening subassembly prevents inertial force resulting from a first shear from exceeding the threshold for actuating the second, higher threshold, shear mechanism thereby allowing more precise control of the forces applied to the work string to prevent premature shearing of the second shear mechanism. In a specific embodiment, the dampening subassembly is a hydraulic dampening subassembly. The dual shear assembly may be used, for example, to first open a wash port above a tool lodged within the wellbore to loosen debris above the lodged tool, and then to shear the tool from the work string if necessary.

The invention provides an automatic pot washing machine which comprises a main machine part and a water tank part. The main machine part comprises a water supply structure, an air supply structure and a control mechanism, and the water tank part comprises a side opening, a cover, a pot support, a filter screen and a water outlet; the water supply structure comprises a high-pressure water pump, a water valve, a rotating joint and a rotating water spray pipe, the air supply structure comprises an air source, an air valve and at least one air nozzle, and the control mechanism can control the water supply structure and the air supply structure; a pot is vertically put into the automatic pot washing machine from the side opening and fixed to the pot support, and an included angle is formed between a pot handle of the pot and the vertical direction. The automatic pot washing machine can adapt to pots with different opening diameters and different depths, high-pressure water is adopted to be scattered to be in a fan shape, the pot is washed by rotatably spraying water, and washing can be completed in a short time; in addition, sewage cannot contaminate the pot handle or a spray head, residual water in the pot is blow-dried under the action of the air nozzles after washing is finished, the whole washing process is convenient, rapid and efficient to operate, the impulsive force of the high-pressure water is relieved, and the safety of the automatic pot washing machine is improved.

An air conditioning system includes an evaporator, a compressor, a condenser, a valve an energy recovery device and at least one bypass passage. The compressor is fluidly connected to the evaporator. The condenser is fluidly connected to the compressor. The valve is configured to control flow of high-pressure refrigerant exiting the condenser. The energy recovery device has an inlet and an outlet. The inlet is fluidly connected to the valve to receive high-pressure refrigerant and the outlet is fluidly connected to the evaporator to deliver low-pressure refrigerant thereto. The energy recovery device is configured to extract work from flow of refrigerant therethrough. When the valve is closed and refrigerant flow cutoff, suction power loss is reduced by introduction of one or both of high-pressure refrigerant or low pressure refrigerant via one or more bypass passages.

The invention provides a precise metal mask plate. The precise metal mask plate comprises a supporting frame, a metal supporting net and at least one precise metal mask strip, wherein the metal supporting net and at least one precise metal mask strip are arranged on the supporting frame, the precise metal mask strip is located above the metal supporting net, the metal supporting net is of an integrated forming structure, at least one opening region is formed in the metal supporting net, a graphic region is arranged on the precise metal mask strip, the graphical region is located above the at least one opening region and covers at least one opening region, and in the evaporation process, a evaporation material sequentially passes through the opening region and the graphic region forms a preset evaporation pattern on the to-be-evaporated substrate. The metal supporting net integrally formed in the precise metal mask plate is used in the precise metal mask plate, the precise metal mask strips can be supported and the evaporation material can be blocked from passing through the interval between adjacent precise metal mask strips; and the shape of the opening region determines the shapeof the preset evaporation pattern, so that the shape of the pre-set evaporation pattern is determined according to the shape of the opening region, and through the arrangement of the opening region,the precise metal mask plate can be used in evaporation of a special-shaped screen.

A display cradle for storing and dispensing containers such as beverage cans and bottles. Containers are loaded from the rear of the display cradle onto shelves sloping downward from the back of the display cradle to the front of the display cradle. The bottom shelf of the display cradle includes an exit port at the front of the assembly, allowing containers to be removed from the display cradle. The display cradle includes an exit channel between a front wall and the front end of the shelves where the containers from each shelf drop through towards the exit port. A gate at the front end of each shelf pivots under the weight of the containers, allowing the front-most container on each shelf to enter the exit channel while preventing subsequent containers from entering the exit channel. When the containers have exited the exit channel, the biased gate tilts back allowing the next container on each shelf to repeat the sequence. The biased gates on each shelf may operate in unison with each other.

The invention discloses a natural gas transportation pipe high in safety performance. The natural gas transportation pipe comprises a pipe body. The pipe body is internally provided with a filter screen barrel, wherein the filter screen barrel is coaxial with the pipe body. The end of the filter screen barrel is connected with the end of the pipe body through multiple connecting plates. The two side faces of each connecting plate are each provided with an arc-shaped groove. A thermally-insulating layer is arranged outside the pipe body in a sleeving manner and sequentially provided with multiple annular grooves in the axis direction of the pipe body. Saw-tooth-shaped annular rubber sleeves are arranged in the annular grooves. Cavities are formed in the thermally-insulating layer and internally provided with heating pipes. By means of the transportation pipe, the good thermal insulation effect is achieved; meanwhile, the periphery of the transportation pipe can be uniformly heated, andthus it is guaranteed that the temperature inside the transportation pipe cannot affect normal transportation of liquefied natural gas; meanwhile, impurities in the liquefied natural gas can be filtered out in the transportation process of the liquefied natural gas, and production efficiency is improved; and by means of a special structure of the end of the transportation pipe, rapid and stable splicing and mounting of the pipes can be achieved conveniently.

The invention relates to a pair of shoes, in particular to a pair of nurse shoes which can reduce foot fatigue of nurses. Each nurse shoe comprises a cloth shoe, and is characterized in that the sole of the cloth shoe is provided with a plasticventilated pad with high half sole and low heel; the plastic ventilated pad with the appearance similar to the sole of the cloth shoe is formed by three layers, , the upper layer and the lower layer are planes, the plane of the upper layer is provided with at least more than two through holes, the middle layer is provided with at least more than two hollow plastic blocks which are mutually connected by glue; and the hollow plastic blocks are arranged from the half sole to the heel and from small to large. The plastic ventilated pad with a slope is additionally arranged on the bottom of the cloth shoe, has elasticity when the nurses wear the cloth shoes, can ease impact force when walking, and can reduce force used when the nurses raise feet during walking. A space between the through hole of the upper layer and the hollow plastic blocks causes the sole to be capable of complete ventilated, and the plastic materials ensure that the cloth shoe can be worn to walk on wet ground. The invention has simple structure, and is economic and practical.

The present invention discloses a container for liquid analysis. The container comprises a first container portion and a second container, which are connected; a first groove, a first through hole and a second through hole are arranged on the first container portion; the second container portion is provided with a second groove; the space between the first groove and the second groove forms an analysis cavity, an inlet channel and an outlet channel; a channel port from the inlet channel to the analysis cavity and a channel port from the analysis cavity to the outlet channel are respectively distributed on both sides of a line between the center of the on the space between the first through hole and the analysis cavity; the inlet channel includes a gradually expanding first channel section; and the distance between the two through holes is not less than half of the distance between the two channel ports. A gradually expanding channel section is adopted in the invention to ease the impulsive force of the liquid entering into the inlet channel; a certain distance is between the two through holes, so that suction heads placed between two through holes can uniformly adsorb liquid overflowing from the two through holes. Therefore, the container ensures accurate and reliable results on liquid optical analysis.

A stamping punch is used for stamping a mold. The stamping punch comprises an upper punch and a lower punch, a clamp platform is arranged at the upper end part of the upper punch, a connection thread hole is formed at the bottom of the lower punch, and an upper punch face and a lower punch face which are matched with each other are arranged at the bottom of the upper punch and the upper part of the lower punch respectively. The beneficial effects are as follows: the two-segment type punch is adopted to effectively alleviate the stamping force applied on the punch, avoid damaging the punch and also reduce the product cost at the same time.

The invention discloses an automatic punching machine for flowerpots. A left guide plate and a right guide plate are arranged, so that the conveying of ceramic bodies can be controlled, and incorrectpunching positions caused by easiness in left-right deviation of the ceramic bodies during conveying are avoided so as not to influence the attractive appearance of the flowerpots; an upper cylinder and a punching cylinder are arranged, so that the punching cylinder is arranged just in the middle of a group of belts I, the punching positions can be determined, the punching force and position are stable by punching by virtue of the punching cylinder, the punching is facilitated, and the punching efficiency can be improved; a lower punching die is arranged, so that the punching impact force canbe relieved, the ceramic bodies can be prevented from being damaged by the punching impact force, and the probability of defective products can be reduced; and a lower cylinder is arranged, a lower cylinder fixing plate and an upper limiting rod can be replaced according to the height of the ceramic bodies, and the height of a lower punching die fixing plate is changed by the lower cylinder, so that the ceramic bodies with different heights can be punched, and the use range of the punching machine is extended.

The invention discloses a large-scale curved surface modeling product surveying and mapping device and surveying and mapping method. The large-scale curved surface modeling product surveying and mapping device mainly comprises a main body, a buffer frame and a control module; a support is fixedly arranged on the side wall of the middle of the bottom end of the main body, the left portion of the bottom end of the support is fixedly provided with a first adapter sleeve, a second motor is fixedly mounted on the right portion of the bottom end of the support, an outer ring is fixedly arranged between a motor shaft of the second motor and the first adapter sleeve, and a first motor is fixedly arranged in the middle of the front end of the outer ring. The structure of the surveying and mapping device is reasonable in design. According to the large-scale curved surface modeling product surveying and mapping device and surveying and mapping method in the invention, the camera shooting angle can be adjusted in real time when the domain large-scale curved surface is surveyed and mapped, so that a camera can be guaranteed to be perpendicular to the shooting face in real time, and the view finding accuracy of the camera is guaranteed; an unmanned aerial vehicle is used in the field and the unmanned aerial vehicle can be quickly disassembled and assembled, after the form is changed, the occupied volume is reduced, thereby facilitating carrying; moreover, when in use, self-protection equipment is arranged, so that the function of relieving the impact force is achieved, and the landing stability of the equipment is protected.

A computer mainframe box with a noise reduction function and a heat dissipation function comprises a case body, a ventilation window is arranged on the front face of the case body, and a noise reduction structure and a CPU heat dissipation system are arranged in the computer mainframe box. According to the computer case, the cooling fan drives air to flow, the cooling efficiency is improved, the electrostatic net can block dust, then dust prevention can be conducted on the CPU body, the dust is prevented from entering the CPU body, noise in the case is eliminated through the sound absorption cotton on the periphery, the noise generated by air flowing is eliminated through the mute box, and the noise reduction effect is improved. Heat of the CPU is transferred into the cooling fins through the heat conduction plate, the heat conduction pipe evenly distributes the heat into each cooling fin, the heat is dispersed, and the heat generated in the working process of the CPU can be effectively reduced.

The invention aims to provide a liquid state silica gel sizing device. According to the technical scheme, the liquid state silica gel sizing device is composed of a lower mold plate, product implanting grooves, product position clamping blocks, a lower-position silica gel releasing device, an upper mold plate, a silica gel injecting port, a cold runner silica gel dispensing device and a high-position silica gel releasing device; a product fixer is arranged in each product implanting groove, and is composed of a center inserting block, a first edge inserting block, a second edge inserting blockand two fixing bolts; the lower mold plate is provided with positioning columns, auxiliary positioning columns, auxiliary positioning grooves and pressure springs; and the cold rubber silica gel dispensing device is composed of a supporting table, a silica gel entering storing disk, a silica gel injecting rotating disk and a silica gel injecting pipe. The whole mold structure is clear in train ofthought, and operation is convenient; the structural design of the cold runner silica gel injecting type and the structural design of raw material recycling are adopted, the overall machining stability is improved, the shape attractiveness and the production efficiency are improved, raw materials for use are greatly reduced, cost is reduced, the mold is also well protected, and pollution is reduced.

The invention discloses an energy-saving and environment-friendly water tank type secondary water supply device. The energy-saving and environment-friendly water tank type secondary water supply device comprises a water tank, wherein a purification chamber is formed in the upper part of an inner cavity of the water tank; a first limiting block is arranged at the bottom of an outer ring of a vertical rod; the top of the vertical rod is fixedly connected with a second limiting block; a floating block sleeves the middle part of the outer ring of the vertical rod; the right side of the floating block is fixedly connected with a supporting rod; one end of the right side of the supporting rod is fixedly connected with a closing block; the top of the closing block is fixedly connected with a clamping block; the vertical rod, the first limiting block, the second limiting block, the floating block, the supporting rod, the closing block and the clamping block are matched to use, so that a water level in the purification chamber can be automatically controlled; the left side of an inner cavity of a washing chamber is fixedly connected with an air compressor; the right side of an air conveying pipe is fixedly connected with a pulse generator; the top of the pulse generator is fixedly connected with a water spraying pipe; and scouring and sand spraying effects can be generated in the purification chamber in all directions, so that dirt attached on an inner wall is crushed and separated and then is discharged from a blow-off pipe.

The invention discloses a wind power generation direction correcting and assisting system. The wind power generation direction correcting and assisting system comprises a supporting tower barrel, wherein the top end of the supporting tower barrel is fixedly connected with a bearing, and the top end of the bearing is rotationally connected with a cabin body; and a hub is fixedly arranged on one side of the cabin body, and the surface of the hub is fixedly connected with three rotation blades. In the wind power generation direction correcting and assisting system, when the rotation blades rotateat the low speed, rollers in a sliding rail drive a material storage groove with a plurality of balancing weights to move, the rotation blade balancing weights at the upper end slide towards the outer ends of the rotation blades, the weight of the outer ends of the rotation blades can be increased, the downward rotation speed of the rotation blades at the upper end is increased, and accordingly aplurality of rotation blades are driven through inertia to rotate in an accelerated manner. Compared with a traditional wind driven generator, the device can be used for generating power through rapid rotation of the rotation blades when wind power is small, and the wind energy utilization rate is increased; and through abutting plates and compression springs, the impact force of the rollers to the two ends of the sliding rail can be relieved, and damage caused by excessive force impacting to the rollers or the sliding rail is prevented.

The invention discloses a gas pipe silencing device comprising a gas intake pipe, a silencing device body and a gas outlet pipe. The silencing device body comprises a base plate, a shell, a first gasdispersing cover, a second gas dispersing cover and silencing columns. The gas intake pipe is installed at a gas inlet of the base plate. The gas outlet pipe is installed at a gas outlet of the top ofthe shell. The gas outlet direction of the gas intake pipe faces the first gas dispersing cover. The first gas dispersing cover is arranged to be semispherical. The bottom of the first gas dispersingcover is fixedly connected with the inner wall of the base plate. Multiple first gas outlet holes are formed in the first gas dispersing cover. The second gas dispersing cover is located outside thefirst gas dispersing cover. The bottom of the second gas dispersing cover is fixedly connected with the inner wall of the base plate. Multiple rows of rubber sound stopping plates are arranged on theinner wall of the second gas dispersing cover. The rubber sound stopping plates do not make contact with the first gas dispersing cover. The second gas dispersing cover is provided with multiple second gas outlet holes. According to the gas pipe silencing device, the noise lowering process is divided into three grades, the gas pipe silencing device continuously conducts decompression and flow distributing on the gas, reduces the impact force of the gas and changes the flow direction of the gas, the noise lowering effect is good, and the efficiency is high.

The invention discloses a drawing punch, which relates to a stamping die and in particular relates to a punch of the stamping die. The drawing punch comprises a punch base and a punch end surface, wherein a transitional drawing surface is arranged between the punch base and the punch end surface, consists of a third drawing surface, a second drawing surface and a first drawing surface, and is retracted inwards for transition, an indentation angle between the third drawing surface and a vertical plane is 10-15 degrees, an indentation angle between the second drawing surface and the vertical plane is 15-20 degrees, and an indentation angle between the first drawing surface and the vertical plane is 20-30 degrees. The drawing punch has the beneficial effects that after a transitional stamping surface is adopted, the impact force applied to the punch can be effectively alleviated, the damage to a product caused by too high impact force of the punch can be avoided, and the production cost is reduced.

An airbag includes at least one panel defining an interior of the airbag, and a divider positioned in the interior so as to divide the interior into a first chamber and a second chamber. A first valve assembly is operatively coupled to the divider for controlling the gas flow between the first chamber and the second chamber. A second valve assembly is fixed within the first chamber and fluidly communicates with an exterior of the airbag. The second valve assembly is operably dependent on the first valve assembly, thereby dynamically controlling the inflation profile of the airbag.

The invention discloses a seawater sampling device. The seawater sampling device comprises a cavity, and a handle arranged on the cavity, wherein a connection pipe is vertically arranged in the cavityto divide the internal space of the cavity into a first space and a second space; a plurality of partition plates are divergently and uniformly arranged around the central line of the connection pipein the second space, so as to divide the second space into a plurality of third spaces; a plurality of first through holes, through which the third spaces can communicate with the first space, are formed in the connection pipe; at least one second through hole, through which the third spaces can communicate with one another, is formed in each of the partition plates; and an opening is reserved atthe top of the connection pipe and used for the insertion of a measurement piece. The seawater sampling device disclosed by the invention has the advantages that seawater in a container can be quickly calmed down and stabilized to facilitate timely seawater measurement, so that the sampling and measurement efficiency can be improved.

The invention discloses a metal plate shearing die. The metal plate shearing die structurally comprises an upper die plate and a lower die plate, wherein the upper die plate comprises an upper die plate seat and an upper die fixed plate, the upper die fixed plate is fixedly connected to the surface of the upper die plate seat, an upper die anti-side block, an upper die cutting edge and an upper die pressing plate are arranged on the upper die fixed plate in sequence, and guide sleeves are arranged on both ends of the upper die fixed plate; the lower die plate comprises a lower die plate support frame bottom plate, a lower die support frame and a lower die plate seat, the lower die plate seat is fixedly connected to the lower die plate support frame bottom plate by virtue of a lower die plate support frame, a support plate, a lower die cutting edge adjusting block, a lower die cutting edge and a sliding plate are arranged on the lower die plate seat in sequence, a plate positioning device and a plate pulley are arranged on the support plate, guide posts are fixedly arranged on both ends of the lower die plate seat, and upper die support mechanisms are arranged on both sides of the guide posts. The metal plate shearing die has the advantages of high shearing precision and durability of the cutting edges and can be used for shearing the plate with the width of 300 to 450 mm.

The invention discloses a soil crushing workpiece capable of improving the land crushing efficiency. The soil crushing workpiece comprises a tool bit body, the tool bit body comprises a keyway cutter and a transmission shaft, one end of the transmission shaft is used for being connected with a power device, the keyway cutter and the transmission shaft are connected through a bearing, and a movable scraping cylinder is arranged outside the transmission shaft and the bearing in a sleeving mode; the outer side wall of the movable scraping cylinder is sleeved with an umbrella-shaped splash-proof baffle, and a plurality of vertical ejector rods are connected with the inner wall of the splash-proof baffle; the bottoms of the ejector rods are flush with the bottom of the keyway cutter; a compression spring is arranged on the top of the movable scraping cylinder, and the compression spring annularly surrounds the outer side of the transmission shaft. According to the soil crushing device, soil adhering to a tool bit can be scraped every time the cutter is subjected to up-down station alternation, and the situation that the soil gradually accumulates outside the cutter is avoided; meanwhile, the situation that the soil splashing in the soil crushing process is ejected to the power device for driving the cutter workpiece and is difficult to remove can be avoided, and the working efficiency is greatly improved.

The invention relates to the technical field of oral treatment devices, and discloses a pair of orthodontic pliers for the stomatology department. The pair of orthodontic pliers comprises an operationbox. An upper clamping block is movably installed at the left end of an inner cavity of the operation box through a first connecting shaft. The left end of the upper clamping block extends out of theoperation box. The right end of the first connecting shaft is fixedly connected with a connecting rod. The connecting rod is fixedly sleeved with a fixing block. A locking screw matched with the fixing block is fixedly installed on the top of the operation box. The connecting rod is movably sleeved with a movable sleeve block located on the left side of the fixing block. By means of the orthodontic pliers, through the cooperation of the connecting rod and the movable sleeve block, a doctor can determine the depth of the upper clamping block and a lower clamping block entering a human oral cavity according to scales, the surgery success rate is increased, it is avoided that it is difficult for the doctor to make a judgment according to experience and correct teeth in the oral cavity due tothe differences of oral cavities of people, and the adaptation range of the orthodontic pliers is greatly enlarged.

The invention discloses modern logistics cargo handling equipment. The equipment comprises a conveying table and a vehicle plate. A conveying roller is arranged on the conveying table, two ends of theconveying roller are rotationally connected to the conveying table, the vehicle plate is located on one side of the conveying table, a cargo carrying plate is arranged above the vehicle plate, and supporting telescopic rods are arranged between the vehicle plate and the cargo carrying plate. The top and the bottom of the supporting telescopic rods are fixedly connected to the bottom of the cargocarrying plate and the top of the vehicle plate correspondingly, and supporting springs sleeve the supporting telescopic rods. According to the modern logistics cargo handling equipment, the supporting telescopic rod are arranged, the supporting springs sleeve the supporting telescopic rods, when cargoes are conveyed to the cargo carrying plate from the conveying table, the impact force of the cargoes on a vehicle body is relieved, the cargoes are prevented from making direct contact with the vehicle plate and being damaged, and therefore logistics efficiency and an economic effect of the logistics technology are improved.

The invention discloses a recycling device for electroplating wastewater treatment, and belongs to the field of wastewater treatment.The recycling device for electroplating wastewater treatment comprises a treatment pool, a reducing agent box is fixedly installed at the rear end of the treatment pool, and the reducing agent box is located on the left side of the treatment pool; therefore, the electroplating wastewater containing chromium ions in the treatment pool can be treated through a ferrous sulfate solution in the reducing agent box, so that the hexavalent chromium ions are subjected to oxidation reduction; then a neutralizing agent in the neutralizing exhaust box reacts with water, an alkaline solution and oxygen are generated, and the reduced chromium ions generate flocculent bodies that are adsorbed and floated by oxygen bubbles; therefore, the chromium ions in the electroplating wastewater are effectively treated, and the oxygen bubbles can effectively adsorb pollutants such as suspended solids, emulsified oil and a surfactant in the oxygen bubbles, so that the aim of synchronous treatment is fulfilled, the treatment efficiency is effectively improved, the treatment cost is reduced, the utilization rate of treated water is effectively improved, and the existing resources are saved.

The present invention discloses a full automatic topographic map mapping device and mapping method thereof. The device comprises a main body, a buffer frame and a camera, wherein middle side wall of bottom end of the main body is fixedly installed with a rotating seat that is symmetrical front and back, bottom end of the rotating base is screwed and installed with a rotating frame, and the camera is installed in a pressure mode between the rotating frame and the rotating seat. The device has reasonable structural design, and relates to a full automatic topographic map mapping device and a mapping method thereof. In the field of mapping, the method replaces the traditional ground mapping with the aerial image acquisition, thereby improving mapping speed. The device adopts a binocular stereo vision camera module for stereoscopic image acquisition, improves camera recognition degree, ensures framing accuracy of the device, and facilitates use of terrain analysis in later period. An unmanned aerial vehicle used in the field can be quickly disassembled, and after shape is changed, volume is reduced to facilitate handling: and when in use, the unmanned aerial vehicle has function of self-protection equipment, impulse relief, and protects equipment landing stability.

The invention discloses a surveying and mapping device and a surveying and mapping method for large-scale curved-surface modeling products, which mainly include a main body, a buffer frame and a control module. Connecting sleeve, the second motor is fixedly installed on the right part of the bottom end of the bracket, the outer ring is fixedly installed between the motor shaft of the second motor and the first adapter sleeve, and the first motor is fixedly installed in the middle part of the front end of the outer ring. The present invention is designed reasonably in structure. The present invention relates to a surveying and mapping device and a surveying and mapping method for large-scale curved surface modeling products. When surveying and mapping large-scale curved surfaces, the device adjusts the camera angle in real time to ensure that the camera is vertical to the shooting surface in real time and ensures the framing of the camera. Accuracy; UAVs used in the field can be quickly disassembled and assembled, and after changing the shape, the volume occupied is reduced for easy handling: and when in use, it is equipped with self-protection equipment to relieve the impact. Protect the landing stability of the equipment.