38results about How to "The structure of the device is reasonable" patented technology

The invention discloses a hollow cylinder test system for unsaturated soil, and relates to a geotextile test instrument. The test system comprises axial and torsional drive devices, a pressure chamber, internal confining pressure, external confining pressure, air pressure and back pressure controllers, a data collector and a computer. The test system can perform suction control unsaturated soil hollow torsional shear tests. The axial and torsional drive devices can provide axial stress and torque; a base of the pressure chamber is beset with a high air intake value ceramic plate, the ceramic plate is connected with the bottom of a hollow cylinder specimen; internal confining pressure, external confining pressure, air pressure and back pressure controller input interfaces and pore water (gas) pressure sensor measuring interfaces are arranged at the bottom of the pressure chamber, a local displacement transducer are arranged in the pressure chamber for testing radial displacement and axial displacement of inner and outer walls of the specimen; the top of the specimen is in contact with a specimen cap via a water permeable rock; the specimen cap is provided with a pore air pressure inlet and a pore pressure outlet for applying d and measuring pore air pressure; an axis force / torque sensor is arranged on the upper part of the specimen cap for determination of unsaturated specimenaxial stress and shear stress so as to achieve the determination of unsaturated soil mechanical parameters under the condition of principal stress axes rotation.

The invention relates to a shaping device for preparing a bent tube by virtue of differential-velocity extrusion of dual male dies. The extrusion shaping device comprises a mould molding part, a mould fixing part and a mould guide part; the mould molding part comprises a female die, male dies, a core shaft and an extruding block; the mould fixing part comprises a pedestal fixing board, a support base, a sliding board and a female die fixing board; and the mould guide part comprises a guide column, a guide sleeve, a top board and a pedestal fixing board. The shaping device has the advantage that the mould uses horizontal type extruding, thus the length range of the extruded bent tube is enlarged; the female die and female die fixing board of the mould shaping part are both in a block type,which is convenient for taking out of the workpiece after the extruding and extruding the blank again; the core shaft fixing board is guided through the guide rod and a dovetail groove and is ejectedout through screw by hands; the center lines of the female die, the male dies and the core shaft are on the same straight line so that the device is convenient to assemble and easy to adjust; the extruding speeds of the male dies A, B are changed to produce an extruding speed differentia value between the male dies A, B, wherein the differential value can be utilized to prepare the bent tube; thedevice is reasonable in structure and simple in technology; the thickness of the wall of the bent tube in uniform in wall thickness and smooth and has no cross section deformation; and the device is reliable in quality and wide in application prospect.

The invention relates to a form and content measuring device for industrial or urban sewage-sludge combined water. The device comprises a low-temperature weight losing box, an analysis balance, a temperature control instrument, a heating resistance wire, a temperature sensor and a diversion fan, wherein the periphery of the low-temperature weight losing box is coated with a heat preserving material; one side of the top of the low-temperature weight losing box is provided with a cover; an air inlet pipe extends into one side of the side face of the low-temperature weight losing box, and an air outlet pipe extends into the other side of the side face of the low-temperature weight losing box; a tray is arranged above the tail end of a probe of the analysis balance; the temperature control instrument is connected with the heating resistance wire and the temperature sensor positioned in the low-temperature control box respectively through leads; and the top of the low-temperature weight losing box is provided with the diversion fan. The device is used for measuring the content of free water, interstitial water, surface combined water and molecular combined water in industrial or urban sewage and sludge, and has the advantages of reasonable and simple structure, high measuring accuracy, convenience for operating, safety, reliability, high practicability and wide application prospect.

The invention relates to a portable oxygen cylinder bracket, in particular to a portable oxygen cylinder bracket capable of damping through damping springs. The portable oxygen cylinder bracket comprises a supporting rod; the lower end of the supporting rod is connected with a base; a placing barrel is installed on the base; circular grooves with different sizes are formed in the bottom of the placing barrel so as to be suitable for oxygen cylinders in different models; and a movable edge is arranged on the circumference on one side of the bottom of the placing barrel. According to the portable oxygen cylinder bracket, by adopting design of the circular grooves, the oxygen cylinders with different sectional areas are convenient to store, and the universality of the bracket is improved; damping of the placing barrel is convenient due to design of the damping springs; design of offset springs is used for weakening vibration in the horizontal direction; the structure is reasonable, the design is simple, the performance is good, and carrying is convenient, thus placement of the oxygen cylinders is facilitated, and medical rescue use is convenient; and meanwhile, quakeproof protection and anti-collision protection on the oxygen cylinders are very in place, and daily carrying, steady placement and clinic use of the conventional portable oxygen cylinder are convenient.

The invention discloses a test device for simulating an internal heat transfer mechanism of multi-layer protective clothes. The test device is characterized in that: a sweating board capable of sweating continuously is arranged on the side of a tested sample; the sweating board can adjust water temperature and components and can adjust sweat components, sweat temperature, sweating quantity and sweating speed by controlling overflowed water quantity; the sample is fixed by a sample front clamping plate and a sample rear clamping plate and by adopting pinhole structures; air layer thickness among each layer of fabric can be adjusted by changing pads on pins, so that layer quantity, thickness, structure and surface state of the sample can be adjusted according to requirements without limit, and the tested samples have more types and are more flexible in use; and the defect that the influence of continuous water application on the internal heat transfer of the protective clothes cannot be measured in the prior art is overcome, so that the test data has higher authenticity. The test device has a reasonable structure and stable working performance, is easy to operate, can realize repeated operation, can provide basis for establishment of a protective clothes internal heat and dampness transfer mechanism model, and meets requirements of the test and production.

The invention belongs to the technical fields of mechanical structures and equipment and methods for measuring the hardness of materials, and particularly relates to a device for detecting the surfacehardness of a gun tube inner chamber based on a robot and a method. The device comprises an inner chamber driver for driving movement along the axis of the tube, an eight-claw elastic automatic centering device for realizing automatic centering, a hardness measuring system for measuring the hardness of the inner surface of the gun tube and an optical monitoring system, the inner chamber driver isconnected with the eight-claw elastic automatic centering device, the eight-claw elastic automatic centering device is connected with the hardness measuring system, and the hardness measuring systemis connected with the optical monitoring system. The method is simple and feasible, the monitoring system can be used for checking the inner surface of the gun tube under the assistance of the robot,an expected trajectory line is designed according to the checked information, and then multi-point hardness testing is performed on the inner surface of the gun tube automatically along the designed trajectory under driving of an automatic travelling system.

A hand-held aerosol fire suppression apparatus comprises an outer cylinder, inner cylinder components, a handle, and an activation device, wherein each outer cylinder is provided with at least three inner cylinder components. Compared with the prior art, the present invention has the following advantages: 1. the outer cylinder is provided with three or more inner cylinder components, so as to achieve a large ejecting area, a high fire suppression efficiency, and safety in use; 2. The members of the inner cylinder component are assembled together as one component, so as to achieve a convenient assembly and a high production efficiency.

The invention discloses a server storage device which is convenient for heat dissipation, replacement and installation. They are all connected to the installation frame through dovetail sliders. A heat conduction plate is provided in the storage disk slot on the storage box. Fins are provided on the side wall of the heat conduction plate, and air guide ports are provided on both sides of the lower end of the storage disk slot. A heat dissipation fan is installed in the heat dissipation box, which improves the heat dissipation efficiency of the storage disk and increases the service life and use efficiency of the storage disk; a movable plate is arranged on the outside of the storage box, and a limit block is arranged on the movable plate, and the limit block will The main body of the storage disk is limited, and there is a limit piece on the movable plate, which makes the main body of the storage disk easy to replace and improves the maintenance efficiency of the maintenance personnel. This device has a reasonable structure, is simple and practical, and is convenient for maintenance personnel to repair and replace the storage disk. The heat dissipation performance of the storage disk is improved.

The invention relates to a matching apparatus for detecting a streamline by an electric energy meter with an automation mode, and concretely relates to an automatic meter setting and sorting apparatus used for automatically setting the streamline by the electric energy meter. The automatic meter setting device solves the problems of stopping and low isolation efficiency of the automatic meter setting and sorting apparatus of the automation detecting streamline of the electric energy meter. The automatic meter setting and sorting device comprises a bracing frame, a rodless cylinder is fixed on the bracing frame, a meter setting cylinder is fixed on a slide block of the rodless cylinder, a meter setting handgrip is fixed at the end portion of a piston rod of the meter setting cylinder; a meter blocking cylinder is fixed on the bracing frame, a baffle plate is fixed on the end portion of the piston rod of the meter blocking cylinder; a tow chain installing plate is fixed at one end of a crossbeam of the bracing frame, a tow chain is arranged on the bracing frame, one end of the tow chain is fixed on the tow chain installing plate, the chain body of the tow chain is horizontally placed on the crossbeam of the bracing frame and extended from one end of the crossbeam to the other end. According to the invention, stopping, meter setting and isolation functions of the electric energy meter can be rapidly realized, work efficiency is greatly increased, and tedious problem of manual operation can be avoided.

The invention discloses a new energy powered all-weather air purifying device. The new energy powered all-weather air purifying device comprises a mounting plate, a connecting plate, a shell, an air purification filter screen, a hole hood, an activated carbon filter screen, an HEPA filter screen, screw rods, nuts, round holes, straight slots, first springs, pressing plates, round bars, leaf springs, clamping blocks, a sucking pump, a suction pipe, an exhaust pipe, a cavity, short pipes, a round tube, a second spring, a piston, a piston rod, a protective cover, fixed rods, a solar cell panel, arubber gasket, a wind power generation device, a cylindrical shell, a power generator, a rotary shaft, fan blades, a first connecting pipe, a second connecting pipe, a solenoid valve, an air outlet hose, a spray head, mounting holes, a wind-solar complementary controller, a storage battery and a guide sleeve. The new energy powered all-weather air purifying device drives the piston and the pistonrod through air flow formed by purified air to move the protective cover, so that the solar cell panel can be covered by the protective cover in rainy and strongly windy weather and be exposed in theair in clear weather.

The invention relates to the technical field of VR, in particular to a VR educational interaction device. The VR educational interaction device comprises a VR eyeglass body and an arc-shaped shell. The side of the VR eyeglass body is provided with a protection mechanism, and an arc-shaped partition is fixed in the curved shell; cavities are formed between the arc-shaped partition and the arc-shaped shell; fixing plates are fixed on the centers of the two cavities; moving blocks are placed in the cavities on opposite sides of the two fixing plates; one sides of the moving blocks are fixed withconnection ropes; one ends of the connection ropes pass through the fixing plates and extend to be connected to connection blocks; the connection ropes between the moving blocks and the fixing platesare sleeved with first springs; pulling strips are fixed on one sides of the connection blocks; one ends of the two pull strips extend out of the cavities and are fixedly connected to one side of theVR eyeglass body. The VR educational interaction device is reasonable in structure, is easy to operate, can be directly put on by pulling the VR eyeglass body and the arc-shaped shell; and the adjustment process is eliminated, the operation steps are saved, and the operation time is saved.

The invention discloses a micro-fluidic-technique-based living cell culture device which comprises a micro-fluidic culture chip set, a rotary joint, a rotary motor, a micromanipulation module and a fluidic pump, wherein the rotary joint is in butt joint with the bottom the micro-fluidic culture chip set, the rotary motor is arranged below the rotary joint, a rotary shaft is arranged on the rotary motor, the rotary shaft penetrates through and extends out of the rotary joint, the rotary motor is fixedly connected with the micro-fluidic culture chip set through the rotary shaft, the micromanipulation module is connected with the micro-fluidic culture chip set, and the fluidic pump is communicated with the micro-fluidic culture chip set by virtue of the rotary joint. The device disclosed by the invention can be used for simultaneously carrying out in vitro sequential culture of tens of cells / embryos and micro-intervening operation on the surrounding environment of a target and the living body.

The invention provides a linkage mud feeding device for aluminum pot mold manufacturing, and relates to the field of aluminum pot blank manufacturing. The problems that in the prior art, manual mud feeding and manual scraping are needed, the actions cannot be achieved in a linkage mode, and the efficiency is low are solved. The linkage mud feeding device for aluminum pot mold manufacturing comprises a base; a mounting frame is welded to the left side of the top end face of the base, and a pot body is placed on the top end face of the base. According to the device, through cooperative arrangement of a mud feeding structure and an extrusion rod structure, when a mud feeding barrel mounting frame drives a mud feeding barrel to rise in a threaded mode, a rectangular rod can form extrusion force on a piston, and therefore when the mud feeding barrel mounting frame drives the mud feeding barrel and the piston to rise in a threaded mode, the rectangular rod can push the piston to extrude mudout of the mud feeding barrel. Generally speaking, when the device is used for rotating and smearing, on the one hand, the mud can be scraped to be flat, and on the other hand, the mud in the mud feeding barrel can be automatically extruded, so that the device is reasonable in structure and obvious in linkage effect.

The invention discloses a device and a method for an on-site torsional shear test of a hollow rock cylinder. The device comprises a disc-shaped shaft gland, wherein the upper part of the shaft gland is a cylinder; the lower part of the shaft gland is an inner ring and an outer ring which downwardly protrude; a hollow cylinder sample can extend into and be tightly clamped in the area located between the inner ring and the outer ring; a normal loading system, a torsional loading system and an internal-pressure loading system are arranged on the shaft gland; and an axial displacement sensor and an angular displacement sensor are also arranged on the shaft gland. The device and the method provided by the invention can realize the on-site torsional shear field test of a hollow rock cylinder sample, and provide references for research on mechanical properties of rock under complicated stress states and path conditions and for evaluation of the quality of the rock.

The invention relates to the technical field of building engineering, in particular to a statistical display board for construction cost, including a bottom plate, a lifting mechanism is arranged above the bottom plate, a mounting plate is arranged above the lifting mechanism, a fixing plate is symmetrically arranged above the mounting plate, the fixing plate is embedded with a corresponding movable mechanism, one side of the movable mechanism is connected with a housing, a spring is fixed in the limiting groove, one end of the spring extends out from the limiting groove and abuts against theinner wall of the shell, the other side of the movable plate is provided with a rectangular column, a display plate body is arranged between the fixing plates, mounting blocks are embedded in the middle of the two sides of the display plate body, one side of the mounting block is provided with a rectangular groove, and one end of the rectangular column is arranged in the rectangular groove throughone side of the shell. The device has the advantages of reasonable structure, convenient operation, convenient adjustment of the height and angle of the display board body, convenient viewing, convenient disassembly of the display board body, and the purpose of replacing the contents.

The invention belongs to the technical field of manufacturing equipment of machining tools, and particularly relates to a multicavity microwave sintering insulation device for a ceramic tool. The device is provided with totally three or more cavities. Each cavity comprises an auxiliary heating part and a thermal insulation part. Each auxiliary heating part is formed by silicon carbide and graphite mixed powder or silicon carbide and boron nitride mixed powder. The thermal insulation parts are composed of a mullite box, aluminum oxide foam bricks, aluminum silicate non-asbestos, polycrystal mullite fiber cotton, an aluminum silicate non-asbestos cover and a mullite cover. Powder used for auxiliary heating can prevent material oxidization, and has the functions of low-temperature sintering assistance and high-temperature thermal insulation. In the sintering process, multiple samples can be prepared at the same time, temperature distribution is uniform, the temperature rise speed is high, and the highest temperature capable of being borne is 2,000 DEG C. The device is simple in structure, low in cost and beneficial to commercialization application, and the preparation efficiency and the mechanical property of a test piece can be remarkably improved.

The invention provides an anti-overlapping and well-organized accumulation and transportation device of a plurality of liquid flexible packaging bags. The device comprises a main horizontal conveyor arranged under a plurality of filling machines and a plurality of bag withdrawing mechanisms of the filling machines. The device is characterized in that a plurality of accumulation and transportationmachines are arranged under each filling machine and above the main horizontal conveyor; each accumulation and transportation machine consists of a slant conveyor and a short horizontal conveyor; andthe inclined angle between the slant conveyor and the short horizontal conveyor is an obtuse angle. The invention further discloses an anti-overlapping accumulation and transportation method of the liquid flexible packaging bags with the device. The device is reasonable in structure, not only can effectively prevent the liquid flexible packaging bags from being overlapped during transporting but also can orderly transport the liquid flexible packaging bags which are originally output in a disordering way when the liquid flexible packaging bags are transported, and can provide the guarantee tothe next panning working procedure, so that the complex and low-efficiency manual panning is replaced by the mechanical and automatic panning, and the production efficiency is improved.

The invention relates to a method for catching scylla paramamosian from a polyculture pond. A special net tool is made to capture the scylla paramamosian from the polyculture pond, other living beings cultivated in a mixed mode are placed back, and a plurality of groups of net tools can be utilized simultaneously to capture the scylla paramamosian according to the requirements. The open type net tool is adopted to capture the scylla paramamosian, baits are utilized to lure the scylla paramamosian to enter the net tool, the scylla paramamosian can be effectively caught from the polyculture pond, particularly from a shrimp and crab polyculture pond, other varieties cultivated in the mixed mode can be placed back, the scylla paramamosian of different specifications can be selected and caught according to the requirements, loss caused by mutual slaughter of the crabs can be avoided, cultivation efficiency is improved, and a device is reasonable and simple in structure, low in cost, convenient to operate and high in practicality.

The invention discloses a production method and a production device of a microporous membrane coating filter material. The device comprises a first box body, a second box body and a third box body, wherein the second box body is fixed on one side of the first box body by screws; the third box body is mounted on the other side of the first box body; a second support plate is mounted in the middle of the top of a microporous membrane coating tank; a second brush body is mounted at the bottom of the second support plate; an electric heating pipe is mounted at the top in the second box body; an ultraviolet lamp pipe is fixed on an inner side wall of the second box body; a raw material roller is mounted in the second box body by a bracket; a drying device is mounted at the top in the third box body; guide devices comprise push rod motors and guide wheels; the upper ends of the push rod motors are fixed at the top in the first box body; and hot fans are mounted on the side faces of second hot roll sets. The device is reasonable in structure, and unique and ingenious in design; and the method is reasonable, and is suitable for popularization.

The invention discloses a rack assembly oil stain cleaning device for slurry pump manufacturing. The device comprises a straight rod, a motor, an output shaft, a housing, bristles, an opening end, anelectric pushing rod, a fixing rod, a clean wiper, a handle, a first ball valve, a gooseneck pipe, a spray head, a first connecting pipe, a kerosene tank, a mini water pump, a mini air pump, an air outlet pipe, a second ball valve, a second connecting pipe, a first fixing belt, a connecting plate, a pipe coiling column, a second fixing belt, a first magic tape and a second magic tape. The device is reasonable in structure, and novel in design; the mini water pump, the bristles and the clean wiper are capable of effectively cleaning the inside of a slurry pump rack assembly as well as removingoil stain and impurities in the slurry pump rack assembly; the mini air pump is capable of drying the inside of the cleaned slurry pump rack assembly by air; the device is convenient to use and can achieve the purpose of quickly cleaning the slurry pump rack assembly; workers can avoid direct contact with the slurry pump rack assembly with hands through the handle, so that the workers are indirectly protected.

The invention belongs to the technical field of liquor processing, and particularly relates to an automatic liquor processing machine. The automatic liquor processing machine comprises a shell, a storage cylinder is fixedly connected to the top of the shell, a second groove is formed in the side surface of the inner wall of the storage cylinder, and telescopic assemblies are fixedly connected to the top and the bottom of the inner wall of the second groove. According to the automatic liquor processing machine, by arranging a feeding pipe and a spray head, feeding is carried out conveniently according to using needs, and materials are dropped to a measuring cup by opening a corresponding number of solenoid valves for quantitative transferring to achieve the purpose of quantitative feeding;the device uses the storage cylinder, the feeding pipe, the spray head, a first motor, a conveyor belt and the measuring cup, the purpose of automatic feeding during the processing of maotai-flavor liquor is achieved, labor and effort are saved, and the processing efficiency is greatly improved; the purpose of sterilizing, disinfecting, filtering, and mixing of the materials is achieved by arranging a filter screen, stirring leaves and ultraviolet lamps; and the whole device is reasonable in structure, convenient to operate and high in practicability.

The invention relates to an escape cushion mechanism of a passenger vehicle. The escape cushion mechanism of the passenger vehicle comprises a cushion assembly, a transverse motion assembly, a longitudinal motion assembly and a lifting assembly. The cushion assembly comprises an embedded plate and a sliding plate, the transverse motion assembly comprises a transverse sliding rail and a cylinder A, the longitudinal motion assembly comprises a bottom plate and a longitudinal sliding rail, and the lifting assembly comprises a sliding block, a revolving shaft, a Y-shaped support, a cylinder B, a cylinder C, a cylinder D, a lifting shaft A, a lifting shaft B, a worm and gear assembly and a motor. When traffic accidents occur, the escape cushion mechanism can lift the seat of the passenger vehicle and send passengers out of the vehicle so as to help the passengers to escape a cab of the passenger vehicle, particularly to the disabled. The escape cushion mechanism of the passenger vehicle overcomes the defect of single function in the prior art and is reasonable in structure and strong in practicability.

The invention discloses a transmitter for football skill training. Services in different states can be achieved, the delivery of service of a first service mode can be achieved through a first auxiliary mechanism, the delivery of service of a second service mode can be achieved through a second auxiliary mechanism, and service modes in different states can be obtained by adjusting the rotation speed of the first auxiliary mechanism; for adjustment of a hitting point of a throwing mechanism, services in different states can be achieved, different kinds of service training are provided for different service states, and the football development and training situation are improved; requirements under different scenes can be met, when a field is not smooth, a support plate is put down, that isto say, stable balance is maintained, and the transmitter cannot roll over in the working process; by means of a telescopic structure, the requirements of different terrains can be met; by means of anangle-adjustable throwing base, different service angles can be achieved, simpleness and convenience are achieved, and training is more effective; by means of a slideway, more footballs can be placed.

The invention provides an intelligent operation and maintenance service foundation platform. The intelligent operation and maintenance service foundation platform comprises an operation and maintenance company service evaluation server (1), a service eval

The invention discloses a new type of construction scraper, which includes a splint, a scraper, a through groove, a handle, a groove, a telescopic rod, a sleeve, an inner rod, a rubber ring, a threaded sleeve, a bolt, a first air pipe, a shell, Activated carbon filter plate, exhaust fan, second air pipe, dust suction pipe, fixing plate, sandpaper, cleaning cloth pressing piece and connecting rod. The invention has a reasonable structure, can effectively drive the scraper to move back and forth in the splint through the telescopic rod and the connecting rod, can effectively clean the scraper quickly through the pressing tablet and cleaning cloth, is easy to use, and does not need to be directly connected with the scraper by hand Contact can avoid dirtying the user's hands; the scraper has the function of grinding the wall through the sandpaper and the handle, and when the wall is polished, the dust generated during the grinding can be effectively sucked through the exhaust fan and the dust suction pipe , can effectively protect the user, prevent the user from inhaling dust, and cause respiratory tract infection, and protect the environment to a certain extent.

The invention discloses a device for measuring a DLD of a crystal oscillator element. The device comprises a bottom plate, a supporting rod, a top plate, an open shell, a guide rail, a servo motor, ascrew, a ball nut, a sliding block, a connecting strip, a U-shaped strip, a connecting block, a wool brush, an electric push rod, a connecting rod, a pressing block, a sample strip, a rubber block, acrystal oscillator body, cleaning comb teeth, a first connecting wire, a plastic rubber sleeve, a wire, a contact head, a spring, a limiting ring, a wire storage box, a rotating shaft, a reel, a torsional spring, a second connecting wire, a fixed box, a circuit board, an arbitrary waveform generator, a digital oscilloscope, an output interface, a high-frequency non-inductive adjustable resistor, adigital display power meter, a fan, a first filter screen, a drying agent layer, an exhaust fan, a second filter screen, a single-chip microcomputer, and a handle. According to the invention, a plurality of crystal oscillator bodies can be loaded at one time through the sample strip, the contact head for measurement is driven to move through the horizontal driving structure, and the crystal oscillator bodies can be measured one by one, so that a worker is prevented from repeatedly taking the crystal oscillator bodies for loading and unloading.

The invention provides a bicycle rear seat with a supporting foot. Supporting rods and a rear wheel are mounted on a shaft coupling, fixing discs are arranged on the two sides of the rear wheel, limiting gears are arranged on the outer sides of the fixing discs, and the outer sides of the limiting gears are provided with limiting blocks; the fixing discs, the limiting gears and the limiting blocksare sequentially mounted on the shaft coupling; the fixing discs are provided with the supporting rods, the tail ends of the supporting rods are provided with rotating shafts, and a seat plate is arranged at the position, between the supporting rods on the two sides, of the rear wheel; and the two ends of the seat plate are provided with the rotating shafts, and the seat plate is mounted on the supporting rods through the rotating shafts. According to the bicycle rear seat with the supporting foot, the supporting rods are mounted on the fixing discs, and the fixing discs can rotate on the shaft coupling, in this way, the seat plate mounted on the supporting rods can rotate by a certain angle, and thus the seat plate can be used as a bicycle seat and also can be used as the supporting foot; and the structure is reasonable, operation is easy, and using of the supporting foot and the bicycle seat is more convenient and quicker.

The invention discloses an elution wastewater treatment device for organo-chlorine pesticide contaminated soil after synergistic elution remediation. The elution wastewater treatment device comprises a desilting tank and a purifying tank which are arranged side by side, a desilting module is arranged in the desilting tank, and the desilting module comprises three groups of horizontally arranged rotating shafts and tooth rake grids rotating around the outer sides of the three groups of rotating shafts; the tooth rake grid located between the second rotating shaft and the third rotating shaft is clamped by rolling brushes vertically located on the two sides of the tooth rake grid, the tooth rake grid moving to the position gradually changes to be perpendicular to a first partition plate, a purification module is arranged in the purifying tank and comprises a plurality of sections of inflection type liquid conveying pipes and a filtering mechanism, and the filtering mechanism penetrates through the middles of the liquid conveying pipes and fixedly sleeves the liquid conveying pipes. By removing sludge and solid wastes and purifying and filtering medicines, the treated wastewater can reach the standard of direct discharge, and the device is reasonable in structure, convenient to operate, high in automation degree and beneficial to further popularization.