197results about How to "Achieve folding" patented technology

The invention discloses a tensile testing machine for artificial leather processing and a detection process thereof, and belongs to the technical field of artificial leather processing.The tensile testing machine comprises a machine base placed above a workbench, a guide base is fixedly installed at the upper end of the machine base, a sliding way is formed in the guide base, and a motor is fixedly installed on the inner side of the machine base; a threaded rod is fixedly mounted at the output end of the motor; the sliding seat is arranged on the inner side of the sliding way in a sliding mode, a monitor is fixedly installed on the outer side of the sliding seat, and a first clamping assembly is fixedly installed at the detection end of the monitor; the second clamping assembly is fixedly mounted on the upper surface of the machine base; and the two winding pieces are elastically and rotationally mounted on the first clamping assembly and the second clamping assembly correspondingly. According to the tensile testing machine for artificial leather processing and the detection process thereof, the end part of artificial leather can be stably clamped, the detection stroke can be shortened in the detection process, meanwhile, an operator can be prevented from being hurt after the artificial leather is broken, and the use safety is high.

The invention relates to the technical field of near-to-eye display, in particular to a miniature biprism projection system for a reflection illumination light source and near-to-eye display equipment. The miniature biprism projection system comprises an illumination light source, an image source, a first prism and a second prism, wherein the second prism is arranged between the first prism and the image source; the second prism is used for receiving the illumination light rays output by the illumination light source, reflecting the illumination light rays twice and then emitting the illumination light rays to the image source; the image source reflects the illumination light to form image light, and the image light is refracted by the second prism, then enters the first prism, is reflected twice in the first prism, and then is emitted to the exit pupil position. According to the projection system, the illumination light path and the imaging light path share the second prism, the illumination light is reflected twice by the second prism to the image source, the image light is refracted by the second prism, reflected twice by the first prism and then emitted to the exit pupil position, light path folding is achieved, and the size of the projection system is greatly reduced.

The invention relates to the technical field of switch cabinet nuclear phase equipment, in particular to an adjustable switch cabinet nuclear phase auxiliary tool which comprises a scissor type telescopic frame, mounting plates are symmetrically mounted on the opposite side walls of the scissor type telescopic frame, and fixing assemblies are mounted on the outer walls of the mounting plates. Wherein the fixing assembly is more stable when the scissor type telescopic frame transversely moves; the distance of the device can be adjusted through the scissor type telescopic frame, and the operation safety is improved through the push-pull rod; by pushing the sliding shell to move, when the side wall of the inner cavity of the sliding shell is attached to the sliding rod, only the sliding shell needs to be rotated, then the sliding shell is unfolded, and then the sliding shell is magnetically adsorbed to the outer wall of the magnetic adsorption block to be fixed; the opening shells move on the outer walls of the positioning rods along the 45-degree inclination direction through the limiting sliding grooves, then the distance between the opening shells is adjusted, meanwhile, the distance between the opening top plates located at the end openings of the opening shells is correspondingly adjusted, and practicability is better.

The invention relates to product box unpacking and stacking equipment which comprises a pushing device, a box stacking device and a box stacking device. The unboxing device comprises an unboxing mechanism, a supporting mechanism and a clamping mechanism, the clamping mechanism is arranged on the peripheral side of the supporting mechanism in a surrounding mode, the clamping mechanism can clamp or release the product box in the second direction perpendicular to the first direction, and the supporting mechanism can abut against or be separated from the bottom of the product box in the third direction perpendicular to the first direction and the second direction; the unboxing mechanism can cut adhesive tape of the product box, open box leaves of the product box and push the product box to be folded. And the lifting device is arranged in the third direction, and the output end of the lifting device is connected with the clamping mechanism so as to drive the clamping mechanism to drive the product box to move in the third direction. In this way, automatic unpacking and folding of the product box can be achieved, manual operation is not needed in the whole process, the labor intensity is reduced, cyclic utilization of the product box and the partition plates is achieved, and the turnover space is reduced.

The basket framework can move from an unfolded state to a folded state after a locking device is unlocked and comprises a first supporting rod, a second supporting rod capable of sliding up and down relative to the first supporting rod is connected to the first supporting rod, and a second connecting base is arranged at the upper end of the second supporting rod; a first supporting frame and a second supporting frame are rotatably connected to the two sides of the second connecting base, a first connecting base is arranged at the lower end of the first supporting rod, and a first supporting frame and a second supporting frame are rotatably connected to the two sides of the first connecting base; when the first supporting frame and the second supporting frame rotate and are folded relative to the second connecting base to be close to each other, the second supporting rod slides downwards relative to the first supporting rod, and the first supporting frame and the second supporting frame rotate relative to the first connecting base to be close to each other. The invention further discloses a cart adopting the basket framework. The basket framework and the cart are simple in structure and small in size after being folded.

The stair operation platform with the automatic crawling function comprises a platform frame, a lifting mechanism, a transmission mechanism, driving crawling wheels and action crawling wheels, the platform frame is an operation platform, the lifting mechanism is arranged at the bottom of the platform frame and comprises a bottom frame, the bottom frame is of a square frame type structure, and the driving crawling wheels are arranged on the two sides of the bottom of one end of the bottom frame correspondingly; each driving climbing wheel comprises a sleeve frame, a wheel carrier is rotationally arranged on the inner side of the bottom end of the sleeve frame through a transverse shaft, the transverse shaft is fixedly connected with the wheel carrier in an inserted mode and is rotationally connected with the sleeve frame in a sealed mode, and a ladder climbing wheel is rotationally arranged on the inner side of the end of each end of the wheel carrier; a transmission mechanism fixed to the bottom side of the bottom frame through a support is arranged between the driving climbing wheels and comprises a transmission motor. According to the operation platform, the problem that the operation platform is inconvenient to carry is solved.

The invention discloses a folding driving device which comprises a driving mechanism, a gear assembly, a transmission assembly and a rotating seat used for being fixedly connected with a mirror base. The transmission assembly and the gear assembly are coaxially arranged and can be in transmission connection with the gear assembly; the gear assembly is in transmission connection with the output end of the driving mechanism; the transmission assembly and the rotating seat are coaxially arranged and are always connected in a relatively static manner; a limiting groove is formed in the side, facing the rotating base, of the base. An elastic piece and a limiting assembly used for limiting the limiting groove are arranged on the side, facing the base, of the rotating base, and the elastic piece can enable a gap to be generated between the rotating base and the base. When the base is limited and the gear assembly continuously rotates in the limited direction, the gear assembly presses against the transmission assembly in the axial direction, so that the rotating seat is attached to the base. In the invention, the transmission resistance between the base and the rotating seat can be reduced in the folding process of the rearview mirror, and meanwhile, the entering of wind and sand can be avoided and the generation of wind noise can be reduced after the rearview mirror is folded or unfolded in place.

The utility model relates to the technical field of LED display screens, and discloses a folding type LED splicing screen which comprises LED display screens and a connecting assembly used for connecting adjacent LED display screens, the connecting assembly comprises two connecting blocks and a damping hinge, the two connecting blocks are hinged through the damping hinge, and the two connecting blocks are connected through the damping hinge. Connecting grooves matched with the connecting blocks are formed in the two sides of the LED display screen, containing grooves are formed in the positions, located on one sides of the connecting grooves, of the LED display screen, locking assemblies are arranged in the containing grooves, and locking holes are formed in the middles of the connecting blocks. Through the arrangement of the connecting assemblies, the connecting blocks can be connected with the connecting grooves, the two adjacent LED display screens are spliced through the connecting assemblies and can rotate around the damping hinges, folding of the LED spliced screen is achieved, meanwhile, disassembly and assembly of the LED display screens are facilitated, and the disassembly and assembly efficiency of the LED spliced screen is improved.

The utility model belongs to the technical field of canopies, and particularly relates to a convenient electric bicycle canopy capable of being completely folded, which comprises a folding assembly, an extension assembly, a mounting assembly and tarpaulin, the folding assembly comprises two groups of folding frameworks and supporting connecting rods, and each folding framework is provided with a front end, a connecting part and a tail end. The folding framework comprises a first connecting rod, a second connecting rod and a third connecting rod, the front end of the folding framework is hinged through the first connecting rod and the second connecting rod, the connecting parts of the folding framework are hinged through the second connecting rod, the tail end of the folding framework is hinged through the third connecting rod and the second connecting rod, and the extension assembly is installed on the folding framework. The canopy can be unfolded and completely folded through cooperation of the two sets of folding frameworks of the folding assembly and the installation assembly, meanwhile, the folding assembly and the extension assembly are reasonable in design, the extension assembly can be synchronously unfolded when the folding assembly is unfolded, the rain shielding area of the canopy is effectively increased, and the canopy can be conveniently folded. The extension assembly is folded synchronously when the folding assembly is folded.

The utility model discloses anti-pinch folding bearing furniture, which comprises a bearing panel and two X-shaped supports symmetrically arranged on two sides of the bearing panel, each X-shaped support comprises a front leg and a rear leg which are rotatably hinged, the upper end of each rear leg is hinged with the bottom surface of the bearing panel, and the lower end of each rear leg is hinged with the bottom surface of the bearing panel. The upper ends of the two front legs are connected to the left side face and the right side face of the bearing panel in a sliding mode and slide forwards and backwards along the left side face and the right side face of the bearing panel, and the upper ends of the two front legs extend upwards and are connected to form a handle. The handle and the front end of the bearing panel are grasped, then the handle is moved in the direction close to the front end of the bearing panel, the upper ends of the front legs slide forwards along the sliding guide rails, folding of the folding type bearing furniture is achieved, and hands do not need to be placed on the portion, below the bearing panel, of the X-shaped support during folding. Therefore, the problem that the hands are clamped in the process that the included angle between the front leg and the rear leg is reduced is solved, and high safety and good use feeling are achieved.

The invention discloses a twin and shopping dual-purpose trailer which comprises a frame, swing protection frames, a push-pull rod and a moving assembly, a plurality of sets of swing protection frames are arranged above the frame and surround the top of the frame, each set of swing protection frame is rotationally connected with the frame, and the adjacent swing protection frames are spliced through a splicing structure; two moving assemblies are arranged at the bottom of the frame and mounted on the two sides of the frame, each moving assembly is rotationally connected with the frame, and first locking assemblies are arranged between the moving assemblies and the frame; a push-pull rod is mounted at the rear end of the frame through a large joint; the swing protection frame, the push-pull rod and the moving assembly of the trailer can be folded, so that the occupied space is reduced, and the trailer is convenient to carry.

The invention provides a rigid foldable spiral structure with a single degree of freedom, which comprises a planar quadrilateral basic unit and a planar triangular basic unit, common edges with the same length and single rotational degree of freedom are shared between the adjacent planar triangular basic units, between the planar quadrilateral basic units and between the planar triangular basic units and the planar quadrilateral basic units, so that the planar triangular basic units and / or the planar quadrilateral basic units are mutually folded or unfolded. The plane triangular basic units and the plane quadrilateral basic units are combined, folding and unfolding based on the given plane single freedom degree are achieved, the shapes and sizes of the basic units can be designed according to actual requirements, and therefore different applicable appearance contours can be formed; the problems that a spiral folding mechanism with a bent axis cannot be folded and unfolded based on a given plane, and the application field expansion is limited are solved.

The utility model discloses a magnetic type foldable fire receiving bucket which comprises a frame body, an opening is formed in the top of the frame body, the frame body comprises a first plate body, a second plate body and a third plate body, the first plate body is located at the bottom of the frame body, the two first plate bodies are connected in a rotating mode, and the two first plate bodies are horizontally spliced. The two second plate bodies are located on the left side and the right side of the frame body respectively, the second plate bodies are rotationally connected with the first plate body, and the second plate bodies are perpendicularly arranged on the first plate body; the four third plate bodies are located on the front side and the rear side of the frame body respectively, the third plate bodies are detachably arranged on the second plate body and the first plate body, the two third plate bodies on the same second plate body are symmetrically arranged, and the two third plate bodies on the same side are spliced with each other when the second plate bodies are unfolded; the plate body III is provided with a magnet, the magnet is used for being adsorbed on a steel beam and a bracket, the fire welding bucket can be firmly arranged below the welding position of the bracket and the steel beam in a magnetic attraction mode, the influence of wind is small, high-temperature welding slag can fall into the fire welding bucket, and potential safety hazards are eliminated; and the fire welding bucket can be folded, so that the storage area of the fire welding bucket on a construction site is reduced.

The utility model discloses a multifunctional exercise bicycle, including host computer subassembly and base subassembly, and base subassembly includes the chassis, guide rail frame and adjusting support, and one end of guide rail frame is pivoted with the chassis, and the other end height -adjustably sets up on adjusting support, and guide rail frame is equipped with height adjusting assembly on adjusting support, and the folding assembly is arranged between chassis and host computer subassembly, and one end of folding assembly is pivoted with the chassis, and the other end is pivotted with host computer subassembly. The utility model discloses through height adjusting assembly can be free switching between horizontal state and different inclination state, can provide horizontal riding function for user, can provide climbing riding function again, so as to be convenient for letting user can select different riding mode at any time, satisfies the diversified fitness demand, and simultaneously still through folding assembly, it can realize the folding of guide rail frame when not using, greatly reduces the floor area of the utility model, improves the space utilization.

The utility model discloses a cutting machine with a protective structure, which relates to the technical field of railway engineering machinery, and comprises a cutting machine main body, and the cutting machine main body comprises a shell and a cutting disc. The positioning mechanism and the guide mechanism are arranged, after the supporting frame is arranged on the steel rail in a sleeving mode, the electric push rod is controlled to work and extend till the positioning plate is firmly attached to the side wall of the steel rail, and therefore the cutting machine body can be positioned on the steel rail through the positioning plate; due to the fact that the cutting machine body and the second guide plate are transversely and slidably connected through the transverse frame and the first guide plate, and the first guide plate and the second guide plate are rotationally connected through the rotating shaft, the cutting machine body can move at multiple positions in the direction perpendicular to the steel rail, and through the operation, the cutting disc and the steel rail can be always in the perpendicular state; the steel rails can be protected, so that the situation that the cutting surfaces of the steel rails are uneven due to inclined cutting can be prevented, and then butt joint of the two steel rails in the later period is facilitated.

The present invention relates to a folding device for a mechanical coil, comprising an upper bracket (1), a lower bracket (3) and a mechanical coil (4), wherein the upper bracket (1) and the lower bracket (3) are connected together via a latch assembly (2), the lower bracket (3) rotates around the latch assembly (2), and the lower bracket (3) flips up and down relative to the upper bracket (1); the mechanical coil (4) is fixed to the lower bracket (3) via bolts. When a railway engineering vehicle is in motion, the mechanical coil (4) of the folding device and the rail (12) are parallel and maintain a certain distance, and when a working device (11) is in motion or extends from the lower end (10) of the front of the railway engineering vehicle, the folding device can rotate toward the front of the vehicle by a certain angle to completely clear the working device (11) so that the working device can work normally.

The application discloses a highway anti-collision guardrail, relates to the technical field of road safety equipment, and comprises a stand column, a cap, a bracket, connecting bolts, anti-theft nuts, a hook connecting rod and corrugated plates. One end of the stand column is provided with a connecting plate. The cap is arranged at the end of the stand column far from the connecting plate. The bracket is arranged on the stand column close to the cap. The connecting bolts are arranged in sequence through the bracket and the stand column, and the bracket is connected to the stand column. The anti-theft nuts are connected to the ends of the connecting bolts far from the bracket. The hook connecting rod comprises a first rod body, a second rod body and a rotating piece. One end of each of the first rod body and the second rod body is connected to the rotating piece. The end of the first rod body far from the rotating piece is provided with a limiting ring, the limiting ring is arranged on the connecting bolt, the end of the second rod body far from the rotating piece is connected to the cap, and the rotating piece can adjust the included angle between the first rod body and the second rod body. The corrugated plates are arranged on the bracket. The scheme has the effects of expanding the maintenance visual field and improving the maintenance efficiency.

The utility model discloses a folding mechanism for a surfboard. Comprising a connecting pipe, a folding base and a driving device, a connecting groove is formed in the top of the folding base, the bottom of the connecting pipe is rotationally connected with the connecting groove through a rotating shaft, sliding arc grooves are symmetrically formed in the left side wall and the right side wall of the connecting groove, and each sliding arc groove comprises an arc groove and limiting grooves symmetrically formed in the front end and the rear end of the arc groove; sliding holes are symmetrically formed in the left side and the right side of the lower portion of the connecting pipe, the sliding holes and the sliding arc grooves are in one-to-one correspondence, the sliding holes and the connecting pipe are consistent in trend, and a limiting rod is arranged in the connecting pipe; the two ends of the limiting rod penetrate through the sliding holes in the corresponding sides and extend into the sliding arc grooves in the corresponding sides, the two ends of the limiting rod can slide in the sliding arc grooves in the corresponding sides, and the driving device is used for driving the limiting rod to slide along the sliding holes. The folding table has the advantages of being convenient to store and transport.

The utility model relates to a folding crossbeam structure of telescopic heavy goods shelf, including crossbeam main part, the number of main part is set to two, two main part are connected through the pivot rotation, are locked through the connecting portion, the connecting portion includes, the connecting sleeve is set up with the corresponding main part fixed connection with its corresponding main part, the connecting pipe is set up in the connecting sleeve, and the connecting pipe is screw assembled with the connecting sleeve, the utility model discloses based on the fixing of connecting sleeve, connecting pipe and the spacing of spacing groove and spacing rod, promote the stress intensity of crossbeam main part, and the convenient use process, set up the telescopic block, telescopic column and the mounting lug, realize the telescopic adjustment of main part, to be suitable for different heavy goods shelf assembly environment, and set up the pivot and mounting lug, can realize the folding of main part, and the convenient storage, transportation and assembly.

The utility model relates to a portable long-distance qualitative sampling device for submerged plants. The portable long-distance qualitative sampling device comprises a handheld folding rod, a gripper opening and closing device and a gripper part, the handheld folding rod is connected with the gripper opening and closing device and the gripper part; the handheld folding rod is provided with a plurality of sections which are connected through the connecting buckles; the gripper opening and closing device comprises a movable handle, a control handle and a rope; two arc-shaped clamping plates are arranged at the lower end of the gripper part, and a plurality of round holes for water seepage are formed in the plate surfaces of the arc-shaped clamping plates; and a plurality of groups of mutually engaged arc-shaped teeth are arranged at the bottoms of the two arc-shaped clamping plates. The folding chair is simple in structure and convenient to assemble, and the connecting ropes are arranged in the connecting buckles, so that folding can be achieved, and storage and carrying are convenient; in addition, the handheld folding rod can be connected with multiple sections as required according to the distance of the submerged plants, and long-distance collection of the submerged plants can be achieved.

This utility model relates to the field of display rack technology and discloses a foldable promotional display rack, including two first support plates and two second support plates. Each of the two first support plates has a limiting block rotatably mounted on an opposite side. Each limiting block has a slider rotatably mounted near its front end on an opposite side. Each of the two second support plates has a sliding groove on an opposite side. Each of the two second support plates has a first bolt threaded to its lower front end. Each of the two first support plates has multiple first folding blocks rotatably mounted on an opposite side, and each of the two second support plates has multiple second folding blocks rotatably mounted on an opposite side. In this utility model, the foldable design of the promotional display rack significantly reduces its volume when not in use, saving space in both warehousing and transportation. This not only reduces the company's operating costs but also facilitates flexible deployment in different locations, quickly adapting to diverse promotional scene layout needs.

The utility model discloses a foldable insulating operating rod, which comprises an upper insulating rod and a lower insulating rod, limiting mechanisms are arranged on the side surfaces, close to each other, of the upper insulating rod and the lower insulating rod, each limiting mechanism comprises a limiting supporting groove and a pull shaft, and the left end of each pull shaft is fixedly connected with a limiting block. A middle supporting mechanism is arranged on the side faces, close to each other, of the two limiting supporting grooves, the middle supporting mechanism comprises a supporting middle plate, a first magnet is arranged outside the upper insulating rod, and a second magnet is arranged outside the lower insulating rod. Through cooperation of a middle supporting mechanism, a limiting mechanism, a first magnet and a second mounting groove, folding of an upper insulating rod and a lower insulating rod can be achieved, the whole device can be conveniently stored when the device does not need to be used, the whole device can be conveniently carried, and the device is convenient to use. And therefore, the convenience when a worker carries the device to move can be improved.

The utility model discloses a cantilever extension type waterproof spraying machine for constructional engineering, which comprises a spraying machine, a mounting plate is fixed on the outer wall of the spraying machine, a support plate is fixed on the side wall surface of the mounting plate, a swing arm is rotatably connected in the support plate, an adjusting component is arranged at the end part of the swing arm, and the adjusting component is fixed on the mounting plate. An extension arm fixing assembly is arranged at the bottom end of the swing arm, a first extension arm is fixed in the extension arm fixing assembly, an extension arm connecting piece is rotationally connected to the end of the first extension arm, a second extension arm is rotationally connected to the end of the extension arm connecting piece, and a spray head is rotationally connected to the end of the second extension arm. According to flexible spraying arm adjustment, a swing arm can swing in a supporting plate, in cooperation with a swing arm adjusting rod in an adjusting assembly, the swing arm can be flexibly controlled to swing in the spraying process, a first stretching arm and a second stretching arm are driven to swing, uniform swing spraying of different areas is achieved, the spraying coverage range is widened, the spraying uniformity is improved, and the manual spraying supplementing workload is reduced.

The utility model relates to the technical field of protective shells, and discloses a screen adsorption type protective shell, which comprises a bottom shell, a screen plate shell, a soft layer and an adsorption module, two ends of the soft layer are respectively butted with the bottom shell and the screen plate shell, the soft layer is used for folding or unfolding the bottom shell and the screen plate shell, and the screen plate shell is used for covering a screen of electronic equipment; the adsorption module comprises two outer shell blocks and two outer plate blocks, the outer plate blocks are installed on the screen plate shell, the outer shell blocks are installed on the bottom shell, and the two outer shell blocks and the two outer plate blocks are in one-to-one correspondence and are arranged in an adsorption mode. Under the action of the soft layer, folding and unfolding of the bottom shell and the screen plate shell are realized, and meanwhile, a screen of the electronic equipment is protected through the screen plate shell; in the folding state, under the adsorption matching action of the two outer shell blocks and the two outer plate blocks, the adsorption force on the screen plate shell is improved, so that it is guaranteed that the screen plate shell is in the covering state, the screen plate shell is prevented from being opened by mistake, and then the covering effect of the screen plate shell and the folding effect of the protective shell are guaranteed.

The invention discloses a foldable multifunctional intelligent housekeeper service robot, and relates to the technical field of robots. The multifunctional massage chair can be folded or unfolded according to different scenes in a family, the working efficiency is improved, and the functions of massage, housework management and patrol safety are integrated. The robot comprises a deck, an intelligent cabin, a massage backrest, a master control system, a detection unit, an execution unit and a data transmission module. The bottom of the deck is connected with the top of the intelligent cabin through a telescopic structure; the bottom of the massage backrest is connected with the intelligent cabin through an overturning structure, and the massage backrest enters the intelligent cabin after being overturned; and the master control system is connected with the detection unit and the execution unit. The method is used for improving the performance of the intelligent housekeeper service robot.

The utility model relates to the technical field of bicycle frames, in particular to a novel bicycle frame which comprises an upper beam and a lower beam, the upper beam comprises an upper front beam and an upper rear beam, the upper front beam is hinged to the upper rear beam, a connecting assembly is arranged between the upper front beam and the upper rear beam, and the connecting assembly comprises a locking state and an opening state; the rear fork is fixedly arranged at the other end, far away from the upper front beam, of the upper rear beam and is used for mounting a rear wheel; the front fork is rotationally arranged at the other end, away from the upper rear beam, of the upper front beam and is used for mounting a front wheel; the vertical pipe is fixedly arranged on the upper rear beam, the upper end of the vertical pipe is used for installing a saddle, the lower end of the vertical pipe is used for installing pedals, and through the arranged connecting assembly, when the connecting assembly is in a locking state, locking of the upper front beam and the upper rear beam can be achieved, and when the connecting assembly is in an opening state, folding of the upper front beam and the upper rear beam can be achieved; and therefore, the upper beam can be folded completely, the whole bicycle can be stored, and the occupied area of the bicycle when the bicycle is not used is reduced.