343 results about "Skid plate" patented technology

The invention relates to the technical field of deep-sea mining, and discloses an extrusion rotary type deep-sea multi-metal nodule low-disturbance collecting device which comprises a set of skid mechanisms formed by all-terrain skid plates arranged side by side, all-terrain skid plates are connected with direction skid through steering pull rods, each skid mechanism is provided with a grating storage cabin, and the grating storage cabins are connected with the all-terrain skid plates through steering pull rods. The inlet end of each grid storage bin is connected with a grid pressing shovel installed on the skid mechanism through a rotary collecting head. According to the invention, the all-terrain skid plates are used as walking mechanisms, so that low-disturbance advancing can be realized on one hand when the multi-metal nodules are collected by walking, and on the other hand, the advancing direction and operation attitude can be adjusted in real time by the cooperation of the multiple groups of all-terrain skid plates, so as to meet different collection requirements of the multi-metal nodules; meanwhile, a combined structure of the grating pressing shovel, the rotary collection head and the grating storage cabin is taken as a core, so that the multi-metal nodule in a buried or semi-buried state can be shoveled up in a low-disturbance manner, and environment-friendly collection is realized.

The utility model relates to the technical field of photovoltaic equipment, in particular to a photovoltaic support suitable for mountain slopes, which comprises a supporting assembly, a supporting beam is fixedly connected to the upper end of the supporting assembly, two groups of mounting plates are connected to the upper side of the supporting beam, and photovoltaic panels are fixedly mounted on the upper surfaces of the mounting plates. Each supporting assembly comprises a supporting rod, an anti-skid plate, a clamping block, a first adjusting block, a supporting screw rod, a locking nut and a fixing plate, the number of the supporting assemblies is four, the fixing plates in the four supporting assemblies are fixedly connected with the lower surface of the supporting beam, and the lower end of the supporting rod is fixedly connected with the multiple anti-skid plates; after a supporting rod is fixed on the surface of a mountain, a first adjusting block is rotated, a supporting screw rod is pushed out upwards, and four groups of fixing plates are adjusted to the same horizontal plane, so that a supporting beam and a mounting plate are conveniently and quickly mounted and fixed, the device can adapt to the surfaces of different mountains and hills, and the mounting efficiency of a photovoltaic panel is effectively improved.

The invention relates to the technical field of intelligent unmanned ships, in particular to a wave self-adaptive unmanned ship, a self-adaptive control system and a control method.The wave self-adaptive unmanned ship comprises a main ship body, a front arch, a rear arch, a suspension system, a propelling nacelle, a rigid sliding plate and a buoy, the main ship body is connected with the rear arch and the front arch, and the rigid sliding plate is fixed to the buoy; the propulsion nacelle is installed at the tail of the rigid sliding plate, the rear arch and the rigid sliding plate are installed through two bearings perpendicular to each other, the suspension system comprises a rocker arm, a plate spring and a TPMLM actuator, the rocker arm is connected to the rigid sliding plate, the plate spring and the TPMLM actuator are connected between the rocker arm and the rigid sliding plate and support the rocker arm to be in an upward inclined posture, and the rear arch is connected to the rigid sliding plate. The front arch is connected with the rocker arm, the plate spring and the TPMLM actuator are installed in parallel in the vertical direction, the TPMLM actuator is used for outputting active control force for restraining movement of the ship body, and the unmanned ship, the self-adaptive control system and the self-adaptive control method have the advantages that wave loads can be actively counteracted, and therefore movement restraining is achieved.

The invention provides a truss type steel structure magnetic levitation track panel, a track and a manufacturing method. The track panel is of a steel bolting modular truss track structure and is provided with at least three sleepers which are transversely distributed at intervals in parallel at equal intervals; the bottoms of the two ends of the sleeper are longitudinally bolted with n-shaped rails respectively; induction plate iron cores and skid rails are longitudinally mounted at the tops of the two ends of the sleepers respectively; a plurality of supporting pieces are longitudinally and uniformly distributed between adjacent sleepers, and the top ends of the supporting pieces are bolted with induction plate iron cores and skid rails; the induction plate iron core is modularly and detachably provided with a driving surface induction plate, and the skid rail is modularly and detachably provided with a skid plate; two magnetic pole faces are integrated at the bottom of the n-shaped rail, and a detection face is arranged between the magnetic pole faces. The device is stable and reliable in structure, convenient to maintain, excellent in adaptability, 100% in-plant prefabrication rate, reduced in installation linear control difficulty, improved in construction efficiency, reduced in maintenance cost and replacement cost, and suitable for popularization.

A dishwasher rack is able to rotate with respect to the dishwasher to permit access to all areas of the dishwasher rack from one side of the dishwasher. A skid plate is positioned between the dishwasher rack and a mounting frame to prevent the tines of the dishwasher rack from contacting the tines of the mounting frame. A rotatable member can be used between the dishwasher rack and the mounting frame. The rotatable member has an inner race, an outer race, and a ball bearing assembly positioned between the races. A handle can be coupled to the dishwasher rack.

The invention discloses a supporting and reinforcing device for a roadbed culvert and a using method of the supporting and reinforcing device, and relates to the technical field of roadbed culvert reinforcement. A mounting shell is fixedly connected to the upper side of the mounting frame, two supporting plates are fixedly connected to the positions, located on the two sides of the mounting shell, of the upper side of the mounting frame, supporting columns are rotationally matched with the two sides of the supporting plates, an arc-shaped top plate is fixedly connected to the ends, away from the mounting frame, of the supporting columns, and a driving mechanism is arranged in the mounting shell; a driving mechanism is arranged, a driving motor drives a reciprocating lead screw to rotate, a linkage connecting rod enables a supporting column and an arc-shaped top plate to accurately ascend and descend, different pressures are adapted in real time, loads are evenly dispersed, a bottom anti-skid plate and moving wheels are matched, the stability of the culvert is guaranteed, installation and debugging are convenient, and the reinforcement efficiency and adaptability of the culvert are improved in an all-around mode.

The invention relates to the technical field of pipeline repairing devices, in particular to a pipeline trenchless repairing device and process based on CIPP. The repairing device comprises a repairing assembly which is of a hollow structure and used for repairing the sealing performance of the deeply-buried underground pipeline, sealing covers used for keeping the sealing performance of the repairing assembly are arranged at the two ends of the repairing assembly correspondingly, communicating assemblies are inserted into the portions, in the two sealing covers, of the two ends of the repairing assembly correspondingly, and the sealing covers penetrate through the interior and the exterior of the repairing assembly; the hot water injection device is used for injecting hot water into a cavity of the repairing assembly; after the forked pipe inflates the pressure-bearing cavity, the pressure-bearing plate located near the air outlet of the forked pipe is driven by air pressure to drive the anti-skid plate to slide in the radial centrifugal direction of the inner film layer, so that the anti-skid plate easily slides out of the limiting groove, and during the period, the spring deforms to store elastic potential energy; and the anti-skid plate pushes the inner wall of the inner film layer to fix the outer wall of the outer film layer in the to-be-repaired pipeline, so that the air bag cloth is prevented from axially deviating after the inner film layer is filled with hot water.

The forklift pallet convenient to fix and install comprises a forklift pallet body, inserting grooves are formed in the left side and the right side of the outer surface of the lower end of the forklift pallet body, an anti-skid plate is fixedly installed on the outer surface of the upper end of the forklift pallet body, and fixing assemblies are arranged in the inserting grooves. According to the forklift tray convenient to fix and install, the anti-skid performance of the forklift tray is conveniently improved through the arranged anti-skid plate, and the stability between the forklift tray and the fork rod is conveniently improved through the arranged fixing assembly.

The utility model relates to the technical field of perforating machine cover plates, in particular to a positioning device for production of a multi-station perforating machine cover plate, which comprises an anti-slip pad. The device further comprises a replacement assembly, two supporting seats are symmetrically connected to the top of the non-slip mat on the vertical center line of the non-slip mat, two connecting plates are symmetrically connected to the tops of the two supporting seats on the vertical center line of the non-slip mat, the replacement assembly is arranged between the two connecting plates, and the replacement assembly comprises a machining plate, a non-slip plate, a handle, a motor, a rotating column and a rubber wheel. A limiting plate and a rubber pad; according to the device, the replacement assembly is arranged, the machining plate is stuffed between the two connecting plates, the rubber wheel is used for assisting in installation, the motor drives the rotating column to rotate, the rotating column drives the rubber wheel to rotate, and the rubber wheel rotates to drive the anti-skid plate to move, so that the machining plate is rapidly installed between the two connecting plates; and the motor is started to enable the rubber wheel to push the anti-skid plate, so that the processing plate is withdrawn from the connecting plate.

The utility model relates to the technical field of multifunctional sports ground anti-skid rubber floors, in particular to a multifunctional sports ground anti-skid rubber floor which comprises a rubber floor body, and an anti-skid mechanism convenient to disassemble and assemble is installed at the top of the rubber floor body. An anti-skid mechanism is installed on the rubber floor, an anti-skid plate capable of enabling the rubber floor to flow downwards to avoid accumulation is installed on the anti-skid mechanism, and an anti-skid sleeve hole used for improving the anti-skid performance of the surface of the rubber floor is formed in the anti-skid plate, so that the anti-skid performance of the surface of the rubber floor is improved through the anti-skid sleeve hole, and meanwhile the anti-skid plate can be detached from the rubber floor; after the surface of the anti-skid plate is excessively abraded for a long time, the single anti-skid plate can be directly replaced without replacing the whole rubber floor, so that the maintenance cost is effectively reduced, meanwhile, the center of the top of the anti-skid plate slightly protrudes, collected water sprayed on the floor can flow downwards, collected water accumulation is avoided, and the service life of the anti-skid plate is prolonged. The anti-skid performance of the floor is ensured.

The utility model discloses a forklift ramp platform with an anti-skidding function, which comprises a forklift ramp platform main body, a ramp is arranged on the forklift ramp platform main body, an anti-skidding component is arranged in the ramp, a mounting component is arranged on the side wall of the anti-skidding component, and the mounting component is arranged on the side wall of the anti-skidding component. The mounting assembly is used for fixedly mounting parts of the anti-skid assembly, and the parts of the anti-skid assembly can be quickly mounted and dismounted through the mounting assembly; when the forklift turns or inclines, the friction force between the surface of the ramp and tires of the forklift is greatly increased due to the action of the antiskid plates, so that the phenomenon of sideslip or rollover caused by insufficient road holding force is effectively avoided, the forklift is more stable when running in a complex environment, and goods are prevented from falling off due to slippage.

The utility model discloses a buried type rubber waterstop which comprises two waterstop bodies and a deformation cylinder, the two waterstop bodies are symmetrically and fixedly connected to the two sides of the deformation cylinder, and the top faces and the bottom faces of the two waterstop bodies are fixedly connected with a plurality of waterproof strips. The waterstop bodies, the waterproof strips and the deformation cylinder are integrally formed and are made of rubber materials, the ends, away from the deformation cylinder, of the two waterstop bodies are each fixedly connected with two anti-skid plates, the ends, away from each other, of the anti-skid plates are provided with anti-skid parts, and the other ends of the anti-skid plates are fixedly connected with anti-skid strips. An included angle is formed between the two anti-skid plates on each water stop body; a buffering assembly is arranged in the deformation cylinder and used for buffering the pulling force, borne by the deformation cylinder, of the water stop belts on the two sides. The connecting strength of the two ends of the water-stop belt and concrete can be enhanced, the fixing effect of the water-stop belt and the concrete is improved, and displacement of the water-stop belt is prevented. And meanwhile, the tensile capacity of the water-stop belt is improved.

The assembly line conveying device for shoemaking comprises a machine frame, a conveying mechanism used for conveying a carrier is arranged on the machine frame, the conveying mechanism is driven by a conveying motor, one end of the conveying mechanism is a feeding end, the other end of the conveying mechanism is a discharging end, and stabilizing frames are arranged on the two sides, corresponding to the carrier, of the machine frame respectively. By means of the structure, when the shoe soles are transported, the shoe soles can be directly placed on the anti-skid teeth of the carrier under the cooperation of the carrier and the stabilizing frame, the anti-skid effect can be achieved on the placed shoe soles under the cooperation of the multiple anti-skid plates and the anti-skid teeth, and the situation that the shoe soles are not prone to falling off when the carrier is transported through a transporting mechanism is avoided. When the carrier is transported, the shoe sole shakes or moves on the carrier, jumping of the carrier on the transportation mechanism can be limited under the arrangement of the anti-shaking shielding strip of the stabilizing frame, the stability of the carrier during transportation is improved, and therefore the carrier and the shoe sole are prevented from being easily separated from the transportation mechanism.

The utility model relates to the technical field of gear machining, in particular to gear deburring equipment which comprises a bottom plate. The device further comprises a positioning assembly, a lifting block is connected to the rear side of the top of the bottom plate, the positioning assembly is arranged at the front end of the lifting block, the positioning assembly comprises supporting blocks, a workbench, an adsorption hole, an air pump, a fixing pipe, a spring, a movable column, a rotating disc, an anti-skid plate and a fixing block, and the supporting blocks are connected to the left side and the right side of the front end of the lifting block. According to the gear polishing device, the positioning assembly is arranged, the gear is arranged at the outer end of the fixing pipe in a sleeving mode, the tooth groove in the gear is matched with the fixing block, the gear is attached to the workbench, the air pump is started, the air pump enables the adsorption holes in the workbench to generate suction force, and therefore the gear is adsorbed to the workbench, and the rapid positioning effect is achieved; and a rotating disc and an anti-skid plate can be matched with a grinding structure, so that the effect of grinding gears with different thicknesses is achieved, and the working efficiency is improved.

The utility model relates to the technical field of sand-dust storm simulation interaction, and provides a sand-dust storm simulation interaction device which comprises a sand-dust storm simulation interaction device body. The inner glass cover is fixedly connected to the middle position of the top end of the sand-dust explosion simulation interaction device body; the through groove is formed in the middle position of the inner top wall of the sand-dust explosion simulation interaction device body; the outer glass cover is fixedly connected to the top end of the sand-dust explosion simulation interaction device body; the spray pipes are fixedly connected to the inner bottom wall of the outer glass cover at equal angles; the controller is fixedly connected to one side of the top end of the sand-dust explosion simulation interaction device body; according to the sand-dust explosion simulation interaction device, the overall height of the sand-dust explosion simulation interaction device body can be changed by arranging the adjusting assembly and utilizing the work of a pneumatic telescopic rod, so that a higher experiencer can enter the sand-dust explosion simulation interaction device body more comfortably, the experience comfort is improved, and a replaceable anti-skid plate is utilized, so that the practicability is high. And the anti-skid stability of the sand-dust explosion simulation interaction device body is improved.

The utility model discloses the heat -preserving pipe spare with anti -skidding structure relates to pipe fitting technical field, including heat -preserving pipe main part and support, heat -preserving pipe main part is located the just above of support, heat -preserving pipe main part outside installation has anti -skidding subassembly. The utility model can effectively avoid the problem that heat -preserving pipe spare slips with using and causes interface to come off, promotes anti -skidding subassembly to slide outside heat -preserving pipe main part, makes anti -skidding subassembly move a distance, and the movable end of turnover screw rod is made into the avoidance groove, then twists screw rod and makes it along with the thread cooperation's connecting ring movement, because the position of connecting ring is restricted again and cannot produce relative movement with mounting groove, and the movable end of two mounting rings will be pulled and close to each other, then the inside clamping tooth of two is clamped into the corresponding clamping groove of two limit strips respectively, thus, mounting ring will be restricted, cannot produce relative movement with heat -preserving pipe main part, finally will be prevented the board of two mounting ring outside and is sleeved in the outside of support.

The utility model discloses a transmission line insulator replacement quick positioning fixture relates to transmission line insulator replacement accessory technical field, and positioning mechanism is by adjusting lever and positioning plate composition, is used for controlling the distance between two positioning plates, ensures the accurate installation position of insulator, and the automatic locking is realized through inclined plane drive and elastic limit design of connecting mechanism, has solved the problem such as traditional connection mode easy to loosen, and the operation is complicated, the limiting mechanism is by antiskid plate, connecting rod, support plate, initiative screw rod and guide bushing constitute, utilizes the steady friction of screw thread drive principle and provides, prevents the positioning plate slippage or torsion on the wire, the utility model discloses a connecting mechanism and limiting mechanism are set up, solved the positioning inaccuracy in the prior art in the process of insulator replacement, and the problem such as not firm and high risk of tension release etc. when facing complex meteorological conditions under the high-altitude operation environment, can improve the safety and efficiency of operation.

The utility model relates to the technical field of anti-storm structures, and discloses an oyster breeding floating mat anti-storm structure which comprises a plurality of connecting plates and fixing plates, the two sides of the inner wall of each connecting plate penetrate through and are fixedly connected with second springs which are evenly distributed, and the other ends of the second springs are fixedly connected with limiting plates. The limiting plates are fixedly connected with the connecting plates, the limiting plates are slidably connected with the connecting plates, anti-skid plates are fixedly connected to one sides of the limiting plates, the anti-skid plates are slidably connected with the connecting plates, uniformly-distributed bearing grooves are formed in the tops of the fixing plates, and fixing blocks are slidably connected to the inner walls of the bearing grooves. The two sides of the fixing block penetrate through and are fixedly connected with first springs. According to the floating mat, through linkage among the bearing grooves, the fixing blocks, the first springs, the sliding rods, the second springs, the limiting plates and the anti-skid plates, the number of the connecting plates can be increased or decreased according to needs, the size of the floating mat is adjusted, and therefore the floating mat can meet the breeding requirements of different water areas.

The utility model relates to the technical field of drill rods, and discloses a drill rod self-unloading clamp which comprises a bottom plate, a vertical rod and a top plate. By arranging the bottom plate, the vertical rod, the top plate, the positioning mechanism, the adjusting mechanism, the mounting groove, the clamping mechanism and the fixing mechanism, firstly, a threaded sleeve is rotated, the threaded sleeve drives a threaded rod to move, the threaded rod drives a connecting plate to move, and the connecting plate drives a positioning block to move, so that a bottom drill rod is fixed; the rotating rod drives the lead screw to rotate, the lead screw drives the threaded block to move, the threaded block drives the clamping block to move, the top drill rod is fixed through the top anti-skid plate, then the clamping block is rotated, the top drill rod is disassembled from the bottom drill rod, and the problem that in the prior art, when two drill rods are disassembled, two persons need to cooperate for manual disassembly, and the disassembly efficiency is high is solved. When the two drill rods are tightly connected through threads, disassembly is difficult, and the operation progress is affected.

The utility model discloses a stainless steel folding dining chair in the technical field of dining chairs, which comprises a dining chair body, the bottom end of the dining chair body is provided with a height adjusting assembly, the height adjusting assembly comprises a lead screw, an anti-skid pad and an anti-skid plate, the lead screw is connected inside the dining chair body through threads, and the anti-skid plate is connected with the lead screw through threads. Wherein the bottoms of the outer surfaces of two lead screws are sleeved with anti-skid pads, the bottom ends of the other two lead screws are rotationally connected with anti-skid plates, positioning assemblies are symmetrically installed on the two sides of the dining chair body, and each positioning assembly comprises a rotating strip and a T-shaped column. The height adjusting difficulty of the dining chair body is changed, so that the dining chair body is suitable for people with different heights, the applicability of the dining chair body is improved, the friction force between the dining chair body and the ground is increased, and the problem that the dining chair body slides along the ground is solved.

The utility model discloses preserved meat partitioning equipment, which belongs to the technical field of preserved meat partitioning and comprises a fixing frame, a preserved meat placing frame is fixedly mounted on the inner wall of the bottom of the fixing frame, a plurality of fixing rods are fixedly mounted between the inner wall of the top and the inner wall of the bottom of the fixing frame, and a sliding frame is mounted on the outer sides of the fixing rods in a sliding manner; springs are fixedly installed on the left side and the right side of the top of the sliding frame, and one end of each spring is fixedly installed on the inner wall of the top of the fixing frame. Preserved meat needing to be diced can be placed on the inner side of the preserved meat placing frame, the sliding position of the moving frame above the sliding frame is controlled according to the size of the preserved meat, the weights of the diced preserved meat can be the same, and after the position of the moving frame is adjusted, an electric telescopic rod can be controlled to drive a downward-pressing limiting anti-skid plate to descend, so that the preserved meat is conveniently diced. A downward-pressing limiting anti-skid plate can be used for downward pressing the movable frame, and the preserved meat block cutting blade can be driven to cut the preserved meat in the downward pressing process.

A container configured to hold fire extinguishing material and to be aerially deployable over a fire for releasing the fire extinguishing material over the fire includes a skid plate and a restraint strap coupled to the skid plate. A box assembly is positionable on the skid plate and includes a box body including a wall having an upper edge, with the restraint strap being connectable to the wall. A box strap is connected to the box body. A bag is positionable within the box body and is configured to receive the fire extinguishing material, with the bag being closable to retain the fire extinguishing material received therein. A lid is positionable on the box body, with the lid having a main panel and a lid strap connected to the main panel. The lid strap is connectable to the box strap to secure the lid to the box assembly.

The utility model relates to the technical field of mounting lifting appliances, and discloses a mounting lifting appliance for autoclaved lightweight sand aerated concrete battens, which comprises a clamp, a pull rod is fixedly connected to the top of the clamp, an anti-skid plate is slidably connected to the bottom of the inner wall of the clamp, a first clamping head is fixedly connected to one side of the anti-skid plate, and a second clamping head is fixedly connected to the other side of the anti-skid plate. A mounting frame is arranged on one side of the clamp, the first clamping head is slidably connected with the inner wall of the mounting frame, a brace penetrates through and is slidably connected to the rear end of the middle of the clamp, a second clamping head is fixedly connected to the front end of the brace, and a spring is fixedly connected between the rear end of the second clamping head and the mounting frame; and the inner wall of the mounting frame is in sliding connection with the second clamping head. According to the utility model, the second clamping head is driven by the brace to slide along the second chute, and when the second clamping head is separated from the first clamping head, the antiskid plate can be taken down and replaced or overhauled.

A skid plate (10) for a motor vehicle (100) is described, comprising a flat base plate (12) made of a base plate material with a top surface (12s) and a bottom surface (12u); a frame structure (14) made of a frame material different from the base plate material, which is connected to the base plate (12) along an outer edge region (12r) in a form-fitting and / or material-fitting manner; and a rib structure (16) made of the frame material, which is arranged on the top surface (12s) of the base plate (12) and connected to the base plate (12) in a form-fitting and / or material-fitting manner. Furthermore, a battery assembly with such a skid plate (10) and a motor vehicle with such a battery assembly are described.

The utility model relates to the technical field of cargo carrying, and discloses a cargo carrying cart, which solves the problem that steel pipes are easy to roll down when being carried at present, and comprises a cart plate, universal wheels are arranged at the bottom of the cart plate close to the four corners, a push rod is fixedly connected to the top of the cart plate, and the push rod is fixedly connected to the bottom of the cart plate. A limiting mechanism and a driving mechanism are arranged at the top of the vehicle plate, the limiting mechanism comprises a vertical plate fixed to the top of the vehicle plate, a through groove is formed in the vertical plate, two top blocks are symmetrically and fixedly connected to the top of the vehicle plate, supporting shafts are rotationally connected between the two top blocks and the vertical plate, and inclined plates fixedly sleeve the outer sides of the two supporting shafts; a plurality of arc-shaped anti-skid plates are fixedly connected to the sides, close to each other, of the two inclined plates at equal intervals; according to the steel pipe conveying device, through cooperation of the side rods, the limiting blocks and the limiting rods, the stability of the inclined plate during rotation can be guaranteed, and therefore steel pipes can be conveniently limited and prevented from rolling down in the conveying process.

The invention discloses a multi-stage multi-phase buffering skid type landing gear, which belongs to the technical field of aircraft landing buffering, and comprises a skid plate, a strut mechanism, a buffering bent plate mechanism, an aluminum honeycomb buffering mechanism and a sliding mechanism. The upper end of the supporting column mechanism is fixed to the aircraft, an oil-gas buffer is arranged in the supporting column mechanism to form first-stage buffering, and impact energy is preliminarily absorbed and dissipated through the synergistic effect of compressed gas and hydraulic oil. The buffering bent plate mechanism is composed of an arc-shaped bent plate and a connecting piece of the arc-shaped bent plate and can convert impact loads into elastic deformation energy. The aluminum honeycomb buffering mechanism is arranged between the skid plate and the arc-shaped bent plate, generates plastic deformation when being pressed, and forms secondary buffering together with the buffering bent plate mechanism. The sliding mechanism is used for guiding the two ends of the arc-shaped bent plate to synchronously slide outwards in the length direction of the skid plate, and uniform compression of the aluminum honeycomb buffering mechanism is guaranteed. Through the synergistic effect of a multi-stage buffering mechanism, the impact load peak value is effectively reduced, and the buffering stability and the structural reliability are improved.

The invention relates to the technical field of stretcher manufacturing, in particular to a single-face anti-skid plate for a portable stretcher and a preparation method of the single-face anti-skid plate. The main body is made of medium-density metallocene polyethylene or low-density polyethylene, and the thickness of the main body is 1-4 mm; the front surface of the main body is covered with a vulcanized ethylene propylene diene monomer layer, the shore A hardness of the ethylene propylene diene monomer layer is 30-70, and the thickness of the ethylene propylene diene monomer layer is 0.1-1 mm; the ethylene propylene diene monomer layer and the main body are tightly bonded through chemical bonds which are generated by peroxide and mainly comprise carbon-carbon bonds, and the peel strength of the ethylene propylene diene monomer layer and the main body is larger than 10 MPa. According to the single-sided anti-skid plate for the portable stretcher and the preparation method of the single-sided anti-skid plate, the anti-skid layer and the base material are bonded through chemical bonds, and the anti-skid property, the stability and the portability are considered.

The utility model discloses a construction hanging basket with an anti-skidding structure, which relates to the technical field of construction hanging baskets and comprises a bottom plate and an anti-skidding plate, a side plate and a protective frame are welded above the bottom plate, the side plate is welded with the protective frame, and the anti-skidding plate is arranged on the upper surface of the bottom plate. When the construction hanging basket with the anti-skid structure is used, friction force is increased through the anti-skid plates, when the abraded anti-skid plates need to be replaced, a handle can be rotated to drive a bidirectional lead screw to rotate, the bidirectional lead screw and limiting frames are in threaded engagement, and the limiting frames are made to move close to each other on the outer side of the bidirectional lead screw; and then one end of the limiting frame is separated from the limiting groove, finally, the anti-skid plate is pulled towards one side, the sliding blocks below the anti-skid plate slide in the sliding grooves, the anti-skid plate can be rapidly detached from the bottom plate to be replaced, workers are prevented from slipping, and the anti-skid performance and safety of the construction hanging basket are improved.

The utility model discloses a new energy charging pile capable of protecting a charging gun, and belongs to the technical field of new energy charging piles, the new energy charging pile comprises a charging pile body, first grooves are formed in the upper ends of the two sides of the charging pile body, and symmetrical hooks are fixedly connected to the left sides of the middles of the two sides of the charging pile body; limiting grooves are formed in the right sides of the middles of the two sides of the charging pile body correspondingly, limiting pieces are arranged in the limiting grooves correspondingly, connecting wires are arranged in the middles of the limiting pieces correspondingly, a bottom plate is fixedly connected to the lower end of the charging pile body, and anti-skid plates are fixedly connected to the two sides of the bottom plate correspondingly. By rotating the connector in the second connecting shaft, the connecting line, the second fixing ring and the connector can be fixedly connected with one another, when a user forcibly pulls the connecting line and the charging head for multiple degrees, the pulling force can be transmitted into the elastic force of the spring, and the pulling force can be converted into plasticity from hardness; therefore, the safety of the connecting line and the charging head can be improved.