120results about How to "Easy to move to" patented technology

This invention relates to an automatic pin-plug machine including an integral bearing basis and an electric control box loading a control device characterizing that the loading basis is set with a working stand, a pin-arranging device, a pin-feeding unit and a pressing unit, in which, a spare part test fiber head and an inducing switch are connected on the clamp working stand, a vacuum butt-joint piston is set at the front position of the working stand and connected on the vacuum generator, a vacuum absorption position is set at the bottom of the clamp base and connected with the vacuum butt joint piston by a vacuum cupule, which breaks through the traditional pin-plug way.

The invention relates to a semiconductor laser multi-chip sintering clamp and a sintering method. The sintering clamp comprises a main body, a lower pressing bar, an upper pressing bar, top blocks with pressing columns and springs. The lower pressing bar and the upper pressing bar are fixed on the main body through fixing screws; the lower pressing bar and the upper pressing bar are provided with holes which are evenly distributed and are used for limiting the top block pressing columns and feeding screws; a spring sleeves the top block pressing column; the bottom of the main body is provided with laser limitation grooves. The sintering method comprises steps of successively placing the tube casings containing heat sinks and COSs in the laser limitation grooves and the positions below the top block pressing columns, transmitting to feeding screws to enable the pressing columns to descend to the bottom and to contact with the COSs, clamping the chip by applying pressure, and performing sintering on the clamp, on which the laser is installed. The pressing column of the invention is of a square structure and maintains no rotation during the pressing down, preventing the displacement of the COS in the installation process and improving the consistency of sintering. At the meantime, the clamp is provided with a plurality of lasers according to the needs, which is high in sintering and easy to industrialization.

The invention discloses a water cooling motor gas tightness detecting instrument for battery production, comprising a fixed base, a fixing mechanism and a detecting mechanism are arranged above the fixed base, the detecting mechanism comprises a gas conveying device, a pressure relief valve is arranged at a tail end of the gas conveying device, a plurality of moving mechanisms are equidistantly arranged at the bottom of the fixed base at intervals, and the moving mechanism comprises a connecting block fixedly connected with the bottom of the fixed base and a moving device arranged below the connecting block; and due to the settings of the moving mechanisms, the device can be effectively moved, so that the device can be moved to any necessary place at any time, the application range of thedevice is increased, and the practicability of the device is enhanced.

The invention belongs to the technical field of motor maintenance and particularly relates to an automatic groove cleaning machine for a motor stator inner groove. The automatic groove cleaning machine is composed of a bidirectional left pneumatic supporting rod, a bidirectional right pneumatic supporting rod, a rotation support, a longitudinal moving device, a radial moving device, a groove removing electric drill and an electric control device. The rotation support is composed of a left fixing sleeve, a left rotating shaft, a left baffle, a longitudinal linear rail, a longitudinal rack, a right baffle, an electric indexer and a right fixing sleeve. The longitudinal moving device is composed of a sliding block, a drive support, a drive box, a longitudinal drive motor and a longitudinal drive gear. The radial moving device is composed of a radial rack, an end head frame, a connecting plate, a clamping plate, an adjusting fastening ring, a radial drive motor and a U-shaped pressing plate. A groove cleaning drill bit of the automatic groove cleaning machine has freedom degrees in several directions including the longitudinal direction, the radial direction and the circumferential direction, any part in the motor stator inner groove can be cleaned, the work process is automatic, the trouble of manual work is solved, and the effect is improved by several times.

The invention discloses a method for monitoring the growth and calcification rate of hermatypic coral growth in a natural sea area. The method comprises the following steps: 1, setting a substrate in a coral reef distributed sea area, and mounting a coral reef fixing substrate on the substrate; 2, collecting corallum, weighing the relative weight M0 of the corallum in preset liquid by using a weighing device; adhering the corallum in a coral accommodating substrate to form a connecting body, airing the connecting body, and weighing the relative weight M1 of the connecting body by the weighing method; 3, connecting the coral accommodating substrate with the coral fixing substrate through a connecting piece, and domesticating the coral accommodating substrate and the coral fixing substrate in situ in the coral reef distributed sea area for a while; 4, separating the coral accommodating substrate from the coral reef distributed sea area, weighing the relative weight Mi+1 of the connecting body; 5, connecting the coral accommodating substrate with the coral fixing substrate through the connecting piece, culturing the coral accommodating substrate and the coral fixing substrate for culturing time ti in the coral reef distributed sea area, repeating the step 4, and recording the relative weight Mi+2 of the connecting body after the time ti; and 6, acquiring the growth and calcification rate of the corallum with unit weight in ti time slot through (Mi+2-Mi+1) / (Mi+1-M1+M0) / ti.

The invention discloses a two-way set top box-based interactive game system. The system comprises a client, a game frontend server, a communication server, a logic server and a back-stage management server, wherein the client consists of a two-way set top box and a digital TV set; the two-way set top box displays television images on the digital TV set by analyzing an SDF file; the game frontend server is used for receiving and responding to a request sent by the two-way set top box and calling the corresponding user inquiry terminal to process the request; the communication server is used for connecting the logic server and providing a communication service for an online game; the logic server is used for connecting the communication server when a user plays a game, associated game processing is finished by the logic server, is sent to the communication server and then is sent to the client by the communication server; and the back-stage management server is used for managing the data of the whole game system. The system of the invention can actualize the interactive function of digital TV games and enrich the types of interactive games.

The invention discloses a core-shell type fluorine-free waterproof finishing agent, and a preparation method and application thereof. The core-shell type fluorine-free waterproof finishing agent is afluorine-free emulsion of a core-shell type multi-stage nano-structure; the fluorine-free emulsion has a core-shell structure, wherein the core of the core-shell structure is a large-grain-size particle, and the shell of the core-shell structure is a fluorine-free polymer; a reactive inorganic silicon monomer is dispersed in both the core and the shell; the large-grain-size particle has a particlesize of 50 to 500 nm; the fluorine-free polymer is formed through polymerization of a fluorine-free long-chain alkyl (meth)acrylate monomer and a fluorine-free short-chain alkyl (meth)acrylate monomer; and the reactive inorganic silicon monomer is prepared by modifying silica nanoparticles having a particle size in a range of 10 to 50 nm modified by using a silane coupling agent. A textile finished by the waterproof finishing agent of the invention can resist rain and snow water and allows the sweat of the human body to be discharged in the form of water vapor in time, thereby keeping the human body dry, warm and comfortable.

The invention discloses a photovoltaic research workbench and house model integrative experimental system, and belongs to the technical field of photovoltaic research experimental systems. The photovoltaic research workbench and house model integrative experimental system comprises a photovoltaic research workbench and house integrative model, a solar photovoltaic-optothermal-thermoelectricity comprehensive utilization experimental system and an air fluid type photovoltaic and optothermal heat exchange experimental system, the solar photovoltaic-optothermal-thermoelectricity comprehensive utilization experimental system is matched with the photovoltaic research workbench and house integrative model and is used for researching and demonstrating solar photovoltaic-optothermal-thermoelectricity comprehensive utilization efficiency, and the air fluid type photovoltaic and optothermal heat exchange experimental system is also matched with the photovoltaic research workbench and house integrative model and is used for researching and demonstrating air fluid type photovoltaic and optothermal heat exchange efficiency. The photovoltaic research workbench and house model integrative experimental system is proper in size and convenient to move and demount, enables experiments to be conducted indoors as well as outdoors, and has the demonstration function at the same time. Multiple research programs can be conducted through the photovoltaic research workbench and house model integrative experimental system.

The invention discloses a container type photovoltaic power generation system, and belongs to the photovoltaic power generation technology field. The system comprises a container, a first photovoltaicmodule, a second photovoltaic module, a solar tracking sensor and a controller. First sealing cover mechanisms used for closing or opening a left side and a right side of the container are arranged on the left side and the right side of the container. A second sealing cover mechanism used for closing or opening a top end of the container is arranged at the top end of the container, a partition plate is fixedly installed in the container and divides a space in the container into an upper-layer accommodating cavity and a lower-layer accommodating cavity, the first photovoltaic module is locatedin the upper-layer accommodating cavity, and the second photovoltaic module is located in the left side and the right side of the lower-layer accommodating cavity. In the invention, the first photovoltaic module and the second photovoltaic module are accommodated in the container so as to achieve overall transportation of a power generation device, improve maneuverability and reduce transportation cost, and a defect that an existing photovoltaic power station cannot be moved and must be installed at an installation site is overcome.

The uninterrupted operation welding positioning device comprises a machining platform and a welding mechanism above the machining platform, movable bearing tables are arranged on the left side and the right side of the upper surface of the machining platform correspondingly, and positioning clamping discs are arranged on the outer surfaces of the movable bearing tables; side baffles are arranged on the front side edge and the rear side edge of the machining platform correspondingly, translation sliding grooves are transversely formed in the middles of the side baffles, positioning clamping discs are arranged on the upper end face, the lower end face, the left end face and the right end face of the movable bearing table correspondingly, a movable shaft penetrates through the middles of the front end and the rear end of the movable bearing table, and the welding mechanism is installed on the inner side of the lifting movable frame. The movable bearing table capable of turning over and sliding is matched with the multi-face positioning clamping disc, so that a workpiece is slidably guided to be quickly positioned and attached, meanwhile, a multi-face station can be flexibly turned over and replaced, continuous operation of feeding and discharging and welding machining can be conveniently and continuously conducted, and the working efficiency of welding machining is improved.

The invention discloses visual detection equipment with a defect detection function on the surface of a PCB single board. The equipment comprises a bottom case, a protection box is mounted on the leftside of the upper surface of the bottom case; a support is arranged on the upper surface of the bottom case; a control display is mounted on the upper surface of the right side of the bottom case; alifting mechanism is arranged above the control display; a probe is connected to the end part of the left side of the supporting rod; the end part of the right side of the supporting rod is connectedwith a double-column connecting rod. According to the invention, the material box and the lifting mechanism are arranged above the bottom case; through the arrangement of the material box, batch placement of the PCB single boards is facilitated, meanwhile, through the arrangement of the lifting mechanism, the focal length between the camera and the PCB single boards is conveniently and automatically adjusted, so that time consumed by manual adjustment of workers is avoided, and the detection efficiency of the PCB single boards is improved.

The invention discloses superficial layer X-ray therapy equipment which mainly comprises an X-ray protective box body, a superficial layer X-ray generating device, an X-ray spacial displacement mechanism and a control system; the X-ray protective box body is provided with a lead protective layer, and a bed surface for a patient to lie and the superficial layer X-ray generating device are arranged in the box body; the superficial layer X-ray generating device mainly comprises an X-ray bulb tube and a high-voltage generator, the high-voltage generator is arranged below the bed surface, and the X-ray bulb tube is arranged above the bed surface and connected with the X-ray spacial displacement mechanism; the X-ray spacial displacement mechanism is arranged in the box body; and the control system is arranged on the box body and connected with the superficial layer X-ray generating device. The superficial layer X-ray therapy equipment is not limited by places and can conveniently locate therapy parts.

The invention discloses an integrated breeding device for hermetia illucens. The integrated breeding device comprises a larva area and an adult area, wherein the adult area is connected with the larvaarea through an egg conveying device; the larva area comprises a feeding mechanism and a plurality of breeding boxes; the plurality of breeding boxes are arranged from top to bottom along a spiral path; larvae of a plurality of larva age groups are sequentially bred in the breeding boxes arranged from top to bottom according to the order of larva ages from small to large; a light-emitting devicefor driving the larvae to be transferred from the current breeding box to the breeding box of the next larva age group is arranged at the breeding box; the adult area comprises an egg collecting mechanism and an egg collecting mechanism; the egg collecting mechanism comprises an egg collector and a plurality of egg collecting plates arranged along the circumferential direction; an egg collecting gap extending along the vertical direction is formed by a gap between two adjacent egg collecting plates; and an egg collecting hopper is arranged below the egg collector. According to the integrated breeding device, breeding of the larvae and adult is integrated to form continuous integrated breeding, and large-scale and modular breeding is facilitated.

The invention relates to the field of wheelchair design, in particular to a wheelchair provided with a standby seat. The wheelchair comprises a wheelchair body, wherein the wheelchair body is provided with a seat cushion, armrests, wheels, a backrest and a foot part. The backrest and the seat cushion are of hollow structures and are both made of a breathable high-temperature-resisting material, and heating devices and fans are arranged in the inner cavity of the backrest and the inner cavity of the seat cushion, the standby seat and a first telescopic hydraulic cylinder are installed below the seat cushion, the standby seat is connected with the first telescopic hydraulic cylinder, and the first telescopic hydraulic cylinder drives the standby seat to slide in the advancing direction of the seat cushion back and forth. The foot part consists of a plate and a pedal which are connected, wherein one side of the plate is in sliding connection with the side, away from the backrest, of the seat cushion. A sliding rail extends in the length direction of the side. The plate slides in the length direction of the sliding rail. When the backrest and the seat cushion of the wheelchair are dried, a wheelchair user can be moved onto the standby seat and is convenient to use.

The invention discloses processing equipment with a contact reed having a positioning production detection function. Case frame, a heightening base is mounted on the left side of the upper surface ofthe case frame; the right side surface of the feeding device is connected with a punching case; a transmission seat is arranged at the bottom of the punching case; a rotary base is mounted above the controller; the conveying base and the bending base are symmetrically arranged on the two sides of the bending mechanism; transmission seat, the microphone sheet can be conveniently moved into the inner cavity of the bending mechanism; then, a bending hydraulic cylinder and a bending block are arranged; the two sides of the brass sheet can be conveniently folded downwards; a motor and a connectingrod are arranged; according to the brass sheet folding device, the folded brass sheet can be conveniently moved to the bending base, meanwhile, through the arrangement of the bending base and the clamping end cover, the brass sheet is prevented from moving on the bending base when the brass sheet is folded upwards, and therefore the brass sheet is prevented from being manually turned over and machined, and the working efficiency of brass sheet folding is improved.

The invention relates to the technical field of detection equipment, especially to a positioning device for non-combustibility test. The positioning device for non-combustibility test comprises a sample holder coincident with the center of a furnace body. The positioning device is characterized in that the sample holder is mounted on movable plates, the movable plates are respectively arranged on two vertical rods, and the vertical rods are respectively disposed at two sides out of the furnace body. A non-combustible sample can be conveniently moved to the central position of the furnace body through the vertical rods at the two sides out of the furnace body and the movable plates cooperating with the vertical rods, so it is guaranteed that the non-combustible sample is vertically located at the center of the furnace body; and the positioning device has a simple structure and is convenient to use.

The invention discloses a sliding type device capable of assisting old people to get on car.The sliding type device capable of assisting old people to get on car includes a wheelchair surface liftingplatform, a sliding cushion, a folding track and a track lifting platform, wherein the wheelchair surface lifting platform is placed on the wheelchair cushion, the folding track is fixed on the uppersurface of the track lifting platform; the track lifting platform includes an outer frame, a primary lifting frame and a secondary lifting frame, and sliding blocks on the inner side and the outer side of each vertical rod of the secondary lifting frame are slidably installed on vertical guide rails of the primary lifting frame and the outer frame correspondingly in an embedded mode; a worm wheelworm mechanism is fixed to the middle of the bottom of the outer frame, a threaded rod is installed in the middle of the worm wheel worm mechanism and is fixed to the top of the primary lifting frame;and pulleys are installed on both sides of the top of the primary lifting frame, and the pulleys are wound with ropes, wherein the two ends of the ropes are correspondingly fixed to the outer frame and the secondary lifting frame. The sliding type device capable of assisting old people to get on car has the advantages of simple structure, convenient operation, low cost, compactness and portability, and can realize the removal of the old people sitting in wheelchairs into car seats.

The invention discloses a transporting device for first-aid patients. The device includes a base, two corresponding upright columns are fixedly installed on the base, a movable clamp block is slidablyarranged on the upright column through the movable clamp opening, a cross beam is fixedly connected between the movable clips on the two end columns, A take-up roll is rotatably installed at that middle part of the cross beam, A take-up roll is wound with a hauling rope for two joints, a hook is fixedly connected at that end of the hauling rope, lifting hydraulic cylinder are fixedly installed atthe outer end faces of the columns on both sides, the output ends of the lifting hydraulic cylinders are fixedly connected with the end plates on the inner end faces of the columns, a support plate is fixedly connected between the bottom parts of the end plates, and a bed plate is arranged on the surface of the support plate. The invention has the advantages of compact structure, convenient use,mechanically realizing the transfer of the patient, greatly reducing the working intensity of the nurse, reducing the fatigue of the nurse, allowing the nurse to have sufficient energy to be put intothe work, and generally requiring only one nurse to carry out the operation, thereby reducing the use of manpower.

The invention discloses a rectangular wood chip drying device for cutting tree. The drying device comprises a cuboid drying oven, a groove strip plate, first rolling wheels, T-shaped sliding grooves,T-shaped strip plates, a fixed plate, second rolling wheels, rectangular through holes, an electric push rod, strip-shaped push rods, an iron sheet frame, an electric heating wire, air holes, a metaltube, a suction fan, a motor, a driving round rod, a strip-shaped plate, a conveyor belt, U-shaped strip plates, a driving roller, a rotating door, extruding column blocks, cylindrical grooves and reset springs. According to the rectangular wood chip drying device, the design is reasonable, the function of orderly arranging rectangular wood chips is realized, the drying effect is improved, the structure is compact, the heat can circularly flow in the cuboid drying oven, and the rectangular wood chips can be heated uniformly, the inconvenience of drying on the ground through the sun due to manual carrying is solved, the function of unloading the dried rectangular wood chips at one time is realized, and moving to a centralized storage position is facilitated.

The invention relates to a dismounting and mounting system of a vibratory ore-drawing machine motor and a dismounting and mounting method of the dismounting and mounting system. The dismounting and mounting system is characterized by being composed of a self-propelled dismounting and mounting car with a telescopic arm and a motor clamping device and a motor loading frame, a vertical gantry is arranged in front of a chassis of the self-propelled dismounting and mounting car, a support of the telescopic arm is arranged on the vertical gantry and does vertical reciprocating motion through a lifting cylinder, the motor clamping device is arranged at the front end of the telescopic arm and is composed of a base, a sliding bracket, a locking piece and a locating pin, a supporting body corresponding to the peripheral face of the vibratory ore-drawing machine motor is arranged on the upper surface of the sliding bracket, a nylon lining plate is arranged between the lower surface of the sliding bracket and the inner surface of the base, the locking piece is composed of a hanging ring corresponding to the vibratory ore-drawing machine motor, a locking nut and a bolt, the locking nut and the bolt clamp the vibratory ore-drawing machine motor in the locking piece, and the motor loading frame is composed of supporting frames on the two sides, connecting frames connected to one ends of the supporting frames on the two sides and supporting plate sets fixedly arranged at the tops of the supporting frames on the two sides. Manual operation is replaced, the operation is safe and fast, labor intensity is lowered, and work efficiency is improved.

The invention discloses a photovoltaic cell concentration test device, which comprises a support, a concentration system, a moving platform, a working table, a cell slice fixing device, and a secondary dodging system, wherein the support is provided with a guide rod extending along a Z axis direction; the concentration system is arranged on the support and comprises a diaphragm with an adjustable aperture and a lens located below the diaphragm; the moving platform slides on the guide rod along the Z axis direction; the working table comprises a first working table and a second working table, the first working table slides on the moving platform along a Y axis direction, the second working table is located on the first working table and can move along an X axis direction in relative to the first working table, and the second working table is provided with a bearing surface for bearing a tested cell slice; and the secondary dodging system is located between the lens and the working table. The diaphragm is arranged between the light source and the concentration lens, uniform and parallel light with a large area can be outputted, and through continuously adjusting the area of the aperture of the diaphragm, total light energy received by the to-be-tested cell slice can be adjusted continuously.

The invention discloses a beef tendon automatic cutting device for beef. The beef tendon automatic cutting device comprises a rectangular box, air cylinders, a control box, a square body frame, a square body plate, a guide block, a rectangular hole, a placing plate, an inlet and outlet window, a discharging opening, a conveyor belt, a servo motor, screw hole blocks, a conical hopper, a push block,bar-shaped holes, bar-shaped cutting knives, tightening bolts, joining sliding blocks, joining sliding grooves, a roller rod, a placing groove, a screw rod, guiding grooves and a rectangular groove.Through the adoption of the beef tendon automatic cutting device disclosed by the invention, placed beef tendons to be cut can enter a cutting structure in a crisscross and continuous manner through the inlet and outlet window, so that the cutting efficiency is improved, and the beef tendons can be quickly cut into a plurality of blocks or pieces; besides, the spacing between every two adjacent bar-shaped cutting knives can be changed through adjusting, so that the beef tendon blocks or the beef tendon pieces of different thicknesses are convenient to cut; and through the moving of the placingplate, the rectangular hole is quickly located at the bottom which is larger than the cutting range of the bar-shaped cutting knives, of the placing plate, so that the cut beef tendons can fall downto the conveyor belt, and the cut beef tendons are convenient to move to the next processing service position.

The invention discloses down jacket packaging equipment which comprises a processing table, a frame plate, a driving box, an air cylinder, an extending connecting rod and an infrared sensor. Long blocks are fixedly installed at the front end and the rear end of the processing table correspondingly, rotating rollers are arranged at the left side wall and the right side wall in the processing table correspondingly, and a deformed connecting base is installed at one end of the air cylinder; and a fixing block is arranged at one end of the deformed connecting base, a clamping plate is arranged at the lower end of the extending connecting rod, a telescopic air suction pipe is arranged at the right side of the clamping plate, and a suction cup is arranged on the right side of the telescopic air suction pipe. The down jacket packaging equipment has the beneficial effects that down jacket packaging boxes on the ground can be clamped, so that the labor force is reduced, the labor intensity of workers is reduced, the packaging efficiency can be greatly improved, the down jacket packaging boxes can be conveniently fixed, the down jacket packaging boxes are prevented from falling onto the ground in the clamping process, the down jacket packaging boxes can be conveniently sealed and packaged, and the overall quality of down jacket packaging products is improved.

A multi-opening oven assembly for simultaneously heating a plurality of blanks, for example aluminum blanks, before forming the heated blanks in a production line is provided. The oven assembly includes vertically aligned shelves to present a plurality of chambers for heating the blanks. A table including an entry side platform and an exit side platform moves vertically along the oven assembly. A rail system extends along the platforms and the shelves to convey the blanks in and out of the chambers. Once one set of heated blanks is removed from a first chamber, the table moves vertically to a second chamber and is ready to receive the next set of heated blanks. A continuous supply of heated blanks is provided for high throughput. The oven assembly is preferably disposed in a press adjacent a forming station of an existing production line and thus, no additional floor space is required.

The invention discloses a rat-proof device for a warehouse. The device comprises a base seat, universal wheels, a cover seat, upright columns, insulation sleeves, electric shock boards, an outer pipe,stiffeners, an inner pipe, a locking bolt, a protective cover, a supporting plate, an isolation net, a pest sticking felt, a top plate and the like. The device provided by the invention has the advantages of a reasonable and simple structure, low production costs and convenient installation, can catch rats in the warehouse to improve the efficiency of catching the rats, and can effectively reducethe number of the rats in the warehouse to achieve the purpose of preventing and eliminating the rats, thereby reducing the damage caused by the rats; the universal wheels are arranged, so that the movement performance is greatly improved, and the device is convenient for moving to various places in the warehouse; when the rats hit the electric shock boards, and the rats are directly killed, theelectric shock boards are located under the base seat to avoid human from contacting; except that the device can eliminate the rats, the pest sticking felt catches other pests, a trapping lamp captures mosquitoes, and liquid droplets dropped from a liquid chamber kill the pests; and in order to improve the stability of the entire device, pressure plates are treaded to make nail columns inserted into the ground.

The invention discloses a portable safety valve movable adjusting platform, and belongs to the technical field of safety valve adjusting. The portable safety valve movable adjusting platform comprisesa box body; the box body comprises a box cover, wheels and a movable handle; a gas source device, a safety valve fixing device, an adjusting control platform and a hydraulic pump are arranged in thebox body, and matched pipelines are arranged; the gas source device in the box body is fixed on one side of the bottom of the box body; the safety valve fixing device is fixed on the other side of thebottom of the box body; and the adjusting control platform is arranged above the gas source device. The platform has the characteristics of being small in size, high in integration level, easy to carry, simple to operate, free of detaching and carrying internal equipment and the like; and a safety valve can be quickly adjusted on site after being detached, so that the labor intensity is reduced.

The invention relates to the technical field of sports equipment and discloses a special badminton training net for sports. The special badminton training net comprises a base I, wherein a support sleeve is fixedly connected to the top of the base I, a fixed rod is arranged at the bottom of an inner cavity of the support sleeve, the top of the fixed rod is movably sleeved with a support plate, thebottom of the support plate is in transmission connection with the bottom of the inner cavity of the support sleeve through a telescopic spring, a connecting sleeve located outside the fixed rod is welded to the top of the support plate, and the middle of the connecting sleeve is fixedly sleeved with a positioning plate located in the support sleeve. By virtue of a sliding device, a device can beconveniently moved to an appointed position according to the limits of a site and is utilizing for playing badmintons, so that the problems that the movement of an adopted simple wire net is limited,and the simple wire net cannot be adjusted according to the conditions of the site are solved, the adjustability of the device is realized, and meanwhile, the practicability of the device is improved.