62results about How to "Expand smoothly" patented technology

The present application relates to an airbag device which can be mounted on a seat back of a vehicle seat, the airbag device comprising: an airbag configured to protect an occupant located on the vehicle seat; the invention relates to an airbag for a motor vehicle, in particular for a motor vehicle, comprising at least one sub-section of the airbag, and a lifting mechanism, which is arranged at least partially below the sub-section of the airbag and which is designed to move from a stowed position into a lifted position before and / or during deployment of the airbag and to lift at least the sub-section of the airbag during this process, the airbag is configured such that during the inflation and deployment of the airbag, at least the partial section of the airbag can pass over the head of the occupant from above. The invention further relates to a vehicle seat and a vehicle.

The invention relates to the technical field of medical transfer, in particular to a critical patient transfer method based on risk stratification, which comprises the following steps of: performing preliminary evaluation by outpatient doctors; according to a preliminary evaluation result, performing outpatient treatment and hospitalization treatment; family members are informed of medical risks of patients in time, and medical safety is guaranteed; the resident physician performs risk assessment and grading on the admission patient; grading according to the risk assessment, wherein the patients are divided into low-risk patients, medium-risk patients and high-risk patients; performing pre-transshipment evaluation on the determined and graded patients; after evaluation before transfer is completed, a transfer channel corresponding to classification is selected; an obstacle warning line corresponding to the transfer channel is started through a master control center at the bottom of the transfer trolley; according to the invention, through dangerous layering and obstacle cleaning of the transfer channels, smooth transfer of critical patients can be ensured, the optimal medical time is gained, personnel injury is prevented, and the risk of medical safety accidents is avoided.

The utility model belongs to the technical field of mulching film laying, and particularly relates to a mulching film laying device for tobacco planting, which comprises a film laying machine frame, and a mulching film roll is rotatably mounted on the lower portion of the advancing end of the film laying machine frame. A tension adjusting and opening assembly used for opening a mulching film to prevent wrinkles when the mulching film is laid on the mulching film roll is arranged on the side, opposite to the advancing end, of the mulching film roll and located in the middle of the film laying machine frame. The tension adjusting opening assembly comprises an inverted U-shaped lifting plate installed on the lower portion of the film laying machine frame in a lifting mode, a guide roller rotationally installed on the lower middle portion of the U-shaped lifting plate and tension adjusting mulching film opening rollers transversely installed on the outer walls of the two sides of the U-shaped lifting plate in a telescopic mode. The periphery of the guide roller is sleeved with a foam compacting sleeve for compacting a mulching film to cover different concave-convex planting land parcels of tobacco, and the periphery of the tension adjusting mulching film opening roller is sleeved with an anti-skid rubber sleeve for opening the mulching film in a back-to-back and outward mode. The mulching effect of the plastic film is improved and wrinkles are prevented.

The invention discloses a long seedling rope kelp hanging, airing, tiling and drying system and method, and the system comprises a long seedling rope traction device which is used for pulling a kelp seedling rope, so that the kelp on the kelp seedling rope sequentially passes through a kelp roller flushing device, a kelp tip cutting device, a two-side distribution device, an adjustable net laying frame and a finished kelp cutting device; the two-side distributing device is used for sequentially distributing the passing kelp to the two sides, so that the kelp on the kelp seedling rope is alternately erected on the two sides of the adjustable net laying frame; the adjustable net laying frame comprises two net plates which are symmetrically distributed on the two sides of the ridge line of the adjustable net laying frame. The kelp spreading device is used for spreading kelp in the airing process. According to the system, the kelp seedling ropes are alternately erected on the two sides of the adjustable net laying frame, the adjacent kelps are located on the two sides of the adjustable net laying frame respectively, in the airing process, overlapping and shielding of the adjacent kelps on the seedling ropes can be reduced, the kelps can be unfolded more evenly, the leaf curling phenomenon is reduced, water evaporation is accelerated, and the drying time is shortened.

The invention discloses high-precision steel plate numerical control cutting equipment and relates to the technical field of steel plate cutting, the high-precision steel plate numerical control cutting equipment comprises a cutting rack and a limiting assembly, a first guide rail is arranged on the front side of the cutting rack, and the limiting assembly used for increasing the steel plate cutting precision is arranged at the lower end of the cutting rack; and the limiting assembly comprises a first hydraulic rod, a force equalizing frame, a connecting plate, a limiting frame and an anti-skid gasket, the force equalizing frame is connected to the output end of the first hydraulic rod, the connecting plate is installed at the lower end of the force equalizing frame, and the limiting frame is connected to the side edge of the connecting plate. According to the high-precision steel plate numerical control cutting equipment, a limiting frame is driven by a first hydraulic rod to achieve an area division effect on the surface of steel, so that a machining worker visually knows the cutting position of the steel by a laser cutting head, and high precision is achieved when the steel is cut; and meanwhile, the limiting frame is driven by the first hydraulic rod to exert downward pressing and limiting force on the steel, the stability of the steel during cutting is improved, and deviation of the steel is avoided.

The utility model relates to the field of maintenance frame discloses a maintenance frame for lifting type industrial robot, including base, the top of base is provided with lifting assembly, the top fixed connection of lifting assembly has fixed platform, both sides of fixed platform all are fixedly connected with two connecting frames, the left side fixed connection of connecting frame has support frame, the bottom rotatory connection of support frame has support rod, the other end rotatory connection of support rod has support screw rod, the other end fixed connection of support screw rod has driven rod, the middle rotatory connection of driven rod has fulcrum rod, the side fixed connection of driven rod has adjusting rod. In the utility model, enhance platform stability, this design operation is simple, compact structure, can fixedly spread of extension board fast, is applicable to industrial maintenance scene etc, has the advantages such as smooth unfolding, locking reliable, strong bearing capacity, effectively promotes work efficiency and security.

The application discloses a folding method of a side airbag of a car seat, which comprises the following steps: step 1, laying the side airbag; step 2, folding the upper part of the airbag to the passenger side, and then folding the upper part upward to form a Z-fold; step 3, inserting the lower end of the airbag into a fold to form an inner plug structure, at this time, the airbag is folded into a long strip shape; step 4, laying the long strip-shaped airbag, and folding the X-direction front part of the airbag to the passenger side direction; step 5, continuing to fold the X-direction rear part of the airbag to the root of the gas generator in a Z-fold manner; and step 6, wrapping a cloth around the outer periphery of the folded airbag to maintain the shape. The application has a good guiding effect on a large amount of gas generated by the gas generator, can effectively guide the gas to rapidly inflate to the dummy arm direction, makes the airbag unfold to the passenger side of the dummy and be filled with the gas, and realizes the function of rapidly lifting the arm of the dummy.

The invention discloses movable slitting equipment for production and processing of high-temperature-resistant insulating silica gel, and relates to the technical field of silica gel slitting and processing, the movable slitting equipment comprises a rack assembly, a slitting assembly, an anti-reversion assembly and an adsorption assembly, the slitting assembly is located above the rack assembly, and the anti-reversion assembly is located on the front side of the rack assembly. When the device is used, the effect of pressing insulation silica gel and then tensioning the insulation silica gel towards the two sides is achieved, so that the insulation silica gel is difficult to further deform when being subjected to cutting force, the size precision of a slit silica gel product is ensured, the high-quality production requirement is met, the smoothness in the silica gel pressing and stretching process is ensured, the friction damage is reduced, and the production efficiency is improved. According to the silica gel slitting device, the stability of silica gel in the slitting process is guaranteed, the function is practical, meanwhile, in the multiple times of slitting process, the stability of the silica gel which is tensioned, unfolded and then adsorbed and fixed can be guaranteed, and the high-quality production requirement is met.

This utility model relates to the field of materials processing technology, and in particular to a high-strength, high-precision, low-density composite profile with an arc surface; it includes a hollow profile structure and a solid profile structure, which are bonded together by a mortise and tenon structure to form an alternating continuous profile structure; the hollow profile structure has an extruded arc-shaped hollow outer wall, filled with glass microspheres, and mortise and tenon grooves and overlapping surfaces at both ends; the solid profile structure has an arc-shaped solid body, with mortise and tenon blocks and overlapping grooves at the ends that match the trapezoidal mortise and tenon grooves. This composite profile, through the alternating splicing design of the hollow and solid profile structures combined with the trapezoidal interlocking structure of the mortise and tenon grooves and blocks, significantly improves the connection reliability and assembly efficiency.

The utility model relates to technical field of rain shelter, disclose a telescopic rain shelter including: rain shelter frame, the rain shelter frame is provided with two slide rails, two rhombus telescopic frames, the rhombus telescopic frame includes spring and multiple first and last connected rhombic frame, the rhombic frame slidingly arranged on the slide rail, the end of adjacent two edges of the rhombic frame all articulates, two diagonal lines of the rhombic frame are respectively vertical direction setting and horizontal direction setting, the both ends of spring are connected with the top end diagonal articulation point of rhombic frame and the bottom end diagonal articulation point of rhombic frame respectively, and the spring is in the tensile state, tarpaulin, the two sides of tarpaulin bottom are set up on two the rhombus telescopic frame respectively, the utility model discloses through setting up tensile state spring along diagonal line direction in the top end diagonal articulation point and the bottom end diagonal articulation point of rhombic frame, lets the rhombus telescopic frame equidistant extension formed by multiple series connection rhombic frame, makes the rain shelter even stretch, avoids the rain shelter concave waterlogging situation to occur.

The invention discloses a high-temperature and high-pressure gas-containing turbine experimental device, comprising a dynamometer connected to a hydraulic turbine, a liquid storage tank, a liquid supply tank with an electric heating tube, a pressure-stabilizing tank, a gas storage tank, a hot water heat pump unit with a tube bundle heat exchanger, an expansion tube made of a magnetophilic metal, and an electromagnetic mixing device, wherein the pressure-stabilizing tank is placed on a vertically adjustable lift; the electromagnetic mixing device is composed of a magnetic wheel and a magnetic component matched with the magnetic wheel, and the magnetic component is externally connected to a power supply; the magnetic wheel is placed in the inner cavity of the expansion tube, and the magnetic component is sheathed on the periphery of the expansion tube. The device can be used to study the flow of gas-containing hydraulic turbines under high temperature and high pressure and the working mechanism of gas-containing hydraulic turbines.

The utility model discloses a novel data center machine room maintenance platform which comprises a telescopic assembly, and the telescopic assembly comprises a maintenance table, two sliding grooves, a driving motor, two first connecting rods, two connecting bases, a second connecting rod, a driving base, a double-end lead screw, two extension tables and a reinforcing rod. And the two extension tables are symmetrically connected to the interior of the maintenance table in a sliding manner. The driving motor drives the double-end lead screw to rotate, the driving seat pushes the first connecting rod and the second connecting rod, under the action of the first connecting rod and the second connecting rod, the two connecting seats are far away from each other, the connecting seats drive the extension tables, and the two extension tables are far away from each other, so that the width of the maintenance table can be increased to meet different use requirements; the applicability is enhanced; the extension tables drive the reinforcing rods when moving, the reinforcing rods slide in the other extension table, then the stability of the two extension tables can be enhanced, supporting force is provided through the reinforcing rods, and when heavy objects and maintainers exist on the extension tables, the extension tables can still be smoothly unfolded.

The invention relates to the technical field of power transmission line construction equipment, in particular to a crossing vehicle for power transmission line construction, which comprises a first transport vehicle, a second transport vehicle and a crossing net assembly, and is characterized in that the first transport vehicle is provided with a first crossing frame through a first lifting arm; a second crossing frame is arranged on the second transport vehicle through a second lifting arm, and the second crossing frame can be detachably connected with the first crossing frame to form a closed crossing truss; the spanning net assembly can be connected with the first spanning frame or the second spanning frame to form a net structure covering the spanning truss; the stress adjusting mechanism is arranged in the spanning net assembly and used for adjusting the stress of the spanning net assembly. Automatic net blocking is achieved through the first transport vehicle, the second transport vehicle and the crossing net assembly, manual high-altitude and near-electricity operation is replaced, and the risks of electric shock and falling are eliminated. The first transport vehicle and the second transport vehicle work cooperatively, and the spanning frame building and net blocking efficiency is remarkably improved.

The invention relates to a PETG (polyethylene terephthalate glycol) production process and hot pasting production device applied to a decorative film, the PETG production process comprises a bottom plate and an upper plate, the upper plate and the bottom plate are connected through a fourth support rod, a third support rod is arranged on the bottom plate, a third support plate is arranged on the third support rod, and a wood veneer is arranged on the third support plate; two first air cylinders are arranged on the upper plate, and spring telescopic rods are arranged at the output ends of the first air cylinders through supporting assemblies. When a push plate slowly pushes a decorative film in the opposite direction, tiny bubbles between the decorative film and a wood veneer can be effectively extruded out, the process is crucial, and due to the existence of the bubbles, the overall film pasting effect can be damaged, and the firmness and durability of the decorative film can be possibly affected. Bubbles can be efficiently removed from the surface of the film through movement of the push plate, and it is ensured that the final laminating effect is smooth and firm.

The utility model relates to the field of automobile safety air bags, and provides an automobile knee safety air bag which is characterized in that a cover cap covers an air bag assembly, the cover cap is provided with two turned-over edges, a tearing line is arranged at the joint of one turned-over edge and the cover cap, and long-strip-shaped pre-splitting holes are distributed in the tearing line, so that the strength of the cover cap is weakened, tearing in the explosion process is facilitated, and the air bag can be smoothly unfolded; the other turnup is connected with the cover cap through a plurality of hinges, and the joint is arc-shaped and thin, so that the cover cap is turned over smoothly and is prevented from being unhooked due to explosion impact; according to the utility model, the flanging is clamped with the Z-shaped mounting arm of the metal box body through the plurality of mounting grooves, the hinge abuts against the Z-shaped mounting arm, and the abutting block abuts against the Z-shaped mounting arm on the other side, so that the clamping stability of the Z-shaped mounting arms is ensured, and the metal box body and the cover cap are firmly mounted.

The utility model provides a kind of control cable processing with plastic extrusion device, it is related to cable processing equipment technical field, including preheating mechanism, the outer surface wall of preheating mechanism is provided with stirring mechanism, preheating mechanism includes extruder main body, the input end fixed communication of extruder main body has feed pipe.The utility model in, under the interaction of each component of preheating mechanism, realizes the efficient preheating treatment of plastic particles and additive, ensures that material and heating water are fully contacted and are evenly preheated, and this preheating treatment mechanism effectively avoids the problem that plastic particles appear local overheating or uneven heating in cylinder, promotes that plastic molecular chain is fully unfolded and mixes evenly, ensures the consistency of melting process, to significantly reduce the generation of bubble, block and other defects in extrusion process, greatly improves the processing quality and production efficiency of cable.

According to the technical scheme, the side air bag of the automobile is characterized by comprising an air generator, an air outlet of the air generator is communicated with an air bag assembly, the air bag assembly comprises a Z-shaped folded air bag body, a switching support is fixed to the outer wall of the air generator, and a U-shaped flow deflector is fixed to the air outlet end of the air generator in a semi-surrounding mode. An opening of the U-shaped flow deflector faces the sealing end of the air bag, the sealing end is the end away from the gas generator, two compression belts are fixed to the two sides of the air bag in a knitted mode, the compression belts press the Z-shaped folding lines of the air bag, and the two compression belts are symmetrically arranged on the two sides of the air bag; one end of the compression belt fixes the inflation end of the air bag, the other end of the compression belt is fixed to the sealing end of the air bag, the air bag folded in the Z shape enables the expansion route of the air bag to be closer to a straight line, the probability that the shoulder of a user is impacted when the side air bag of the front seat is opened is reduced, and the using safety performance of the side air bag is improved.

The invention provides a wire cutting-unwinding-winding integrated system based on high-altitude lightning triggering, and belongs to the technical field of high-altitude lightning triggering. The system comprises: a lightning triggering emission system; the ground remote sensing control center is used for controlling the lightning triggering launching system to launch a lightning triggering rocket to the strong thunderstorm cloud cluster and monitoring the flight path of the lightning triggering rocket in real time, and when the lightning triggering rocket reaches the strong charge center area of the strong thunderstorm cloud cluster, the ground remote sensing control center sends the lightning triggering rocket to the strong thunderstorm cloud cluster; the ground remote sensing control center controls a wire cutting system in the lightning triggering emission system to cut wires and controls a wire releasing system in the lightning triggering emission system to release wires. When the lightning is successfully triggered and the lead is completely melted, the ground remote sensing control center stops sending a take-up instruction to a take-up system in the lightning triggering emission system; when thunder and lightning are not successfully triggered, the ground remote sensing control center controls the take-up system to continue to execute take-up operation.

The present application relates to a kind of pasting type circular contraceptive patch, including backing layer, the bottom of the backing layer is provided with attachment layer, the bottom of the attachment layer is provided with release layer, two backing tear tabs are provided on the backing layer, the attachment layer is provided with the storage part of folding, the upper surface of the attachment layer is provided with attachment adhesive part, the upper surface of the release layer is provided with release adhesive part, the two sides of the release layer are provided with release tear tab.The pasting type circular contraceptive patch, through the cooperation of backing tear tab and release tear tab three-layer structure, realize whole contactless wearing, completely eliminate lubricant dirty hand and slip, reactive thermoplastic polyurethane film elasticity adapts to human profile, cooperate annular paste and central storage part, eliminate the tight feeling of traditional condom, polyurethane physical barrier realizes physical isolation protection, three-eighth equal-area annular adhesive layer design, synchronous realization even adhesion, waterproof seal and storage part free expansion.

The application discloses a cord fabric unwinding and wrinkle removing device and a production method of an unwinding roller, and belongs to the technical field of cord fabric manufacturing. The unwinding and wrinkle removing device comprises an unwinding roller, a main hot moistening positioning roller and an auxiliary hot moistening pressing roller. Cord fabric on a cord fabric winding disc sequentially passes through the unwinding roller, the main hot moistening positioning roller and the auxiliary hot moistening pressing roller. The unwinding roller is used to apply a force to the cord fabric, so that the cord fabric is stretched along the width direction of the cord fabric. The main hot moistening positioning roller is used to moisten and fix the unwound cord fabric. The auxiliary hot moistening pressing roller is used to assist in moistening the cord fabric. The unwinding and wrinkle removing device integrates unwinding, setting and moistening. When the cord fabric is unwound, the unwound state can be fixed, and the cord fabric surface can be smoothed and wrinkle-free in time through moistening, so that the cord fabric is prevented from being stained with glue due to wrinkles.

The utility model discloses a folding magnetic attraction keyboard relates to the technical field of folding keyboard, including first keyboard board and second keyboard board, and the top surface one side of first keyboard board is equipped with silica gel pad, and the other side of second keyboard board is equipped with the connecting plate, and the connecting place of first keyboard board and second keyboard board is equipped with the folding subassembly, the utility model discloses through the cooperation between angle chain, first hinged plate, second hinged plate and sliding slot, can realize the smooth folding and unfolding of first keyboard board and second keyboard board, and can complete the folding and unfolding without complex operation, through the support of first hinged plate, second hinged plate, the structural stability of keyboard unfolding has been strengthened, avoids the occurrence of shaking in use, through the cooperation of positioning post and positioning slot, contact and connecting slot, can make the connecting plate with second keyboard board accurate butt joint, both guaranteed the stability of connection, realized the stable electric connection of both, ensured display lamp, touchpad and other components and keyboard main body collaborative work.

The invention belongs to the technical field of spaceflight, and discloses a pressing and releasing device and satellite equipment. The pressing and releasing device comprises a fusing module, a supporting module and a rope ring, the fusing module comprises a first connecting piece and a fusing piece, and the first connecting piece comprises two first rope winding parts and two rope penetrating holes; the supporting module comprises a support and two second connecting pieces connected with the support, and the two second connecting pieces correspond to the two rope penetrating holes in a one-to-one mode. The rope ring abuts against the fusing piece, in the direction close to the support, one end of the rope ring penetrates through one rope penetrating hole in the direction close to the support, is connected with the corresponding second connecting piece in a winding mode and is fixedly connected with one first rope winding part in a hanging mode, and the other end of the rope ring penetrates through the other rope penetrating hole in the direction close to the support. And the corresponding second connecting piece is wound and fixed with the other first rope winding part in a hanging manner. The device solves the problems that the compression function is easy to lose efficacy under complex working conditions due to insufficient compression force of the rope ring, and the load compression and unfolding reliability of spacecrafts such as satellite equipment is influenced.

The invention discloses an aviation obstruction beacon and a remote monitoring system thereof, and relates to the technical field of aviation obstruction beacons, the obstruction beacon comprises a base, a lampshade is rotatably installed in the middle of the base, a light source assembly is arranged in the lampshade, and a first inlet and outlet and a second inlet and outlet are formed in the two sides of the upper end of the base respectively; an air blowing pipe is installed at the inlet and outlet in a sliding fit mode, a fan is rotatably installed at the bottom in the air blowing pipe, an air inlet is formed in the bottom of the air blowing pipe, and an air outlet is formed in the side wall, facing the lampshade, of the air blowing pipe. Through the telescopic structure, the air blowing pipe and the sweeping structure can be retracted into the base when working is not needed, and the situation that the air blowing pipe and the sweeping structure are exposed outside for a long time and damaged due to environmental influence is avoided; meanwhile, the retracted structure does not become a shielding object, it is ensured that lamplight can be transmitted without obstacles, and the aviation safety standard is met.

The utility model belongs to the technical field of curtain tracks, and particularly relates to a curtain track for opening a curtain at a fixed distance, which comprises a curtain track body, and a positioning rod is fixedly connected between the inner walls of the two sides of the curtain track body. Curtain cloth is fixed to the hooks, when the curtain needs to be opened, a user only needs to pull the curtain, the curtain drives the equidistant sliding blocks on the rightmost side to move, the adjacent hinge rods are rotationally connected through the rotating shafts, the other set of hinge rods can synchronously move, the equidistant sliding blocks slide along the positioning rods at equal intervals through the linkage effect, and therefore the curtain can be opened. When the curtain needs to be folded, reverse operation is carried out, so that it is ensured that the equidistant sliding blocks are kept equidistant during movement, the curtain cloth can be unfolded or folded along with movement of the equidistant sliding blocks, and the effects of fixed-distance pulling open and orderly unfolding of the curtain are achieved; and convenient and beautiful curtain use experience is provided for users.

The invention relates to the technical field of hole reaming devices, in particular to a hole reaming device with a multi-time opening and closing function and a using method thereof.The hole reaming device comprises a blade barrel and an opening and closing barrel which are vertically connected, a center pipe is fixedly installed in the blade barrel, and the outer wall of the center pipe is sleeved with a sliding sleeve in a vertical sliding mode; the sliding sleeves are used for driving the exteriors of the blades to extend and retract along the blade sliding grooves; a track upper sleeve and a track valve sleeve are sequentially arranged in the switch cylinder from top to bottom, the track upper sleeve is used for driving the sliding sleeve to move up and down, a pressing-down passing assembly is arranged in the track upper sleeve, and the pressing-down passing assembly drives the track upper sleeve to move downwards under the action of the ball and allows the ball to pass through after moving downwards; a reset assembly is arranged on the outer wall of the track valve sleeve and used for driving the track upper sleeve to move upwards to reset after the ball passes through the track valve sleeve. A height control assembly is arranged at the joint of the upper track sleeve and the track valve sleeve and used for controlling the upper track sleeve to be located at different heights after two adjacent times of upward movement and resetting.

The present invention discloses a rear impact test device for a plastic fuel tank and a test method thereof, which relates to the field of plastic fuel tank testing, and includes a test track and a monitor fixedly connected to one side of its top, wherein one side of the test track is fixedly connected to a rotating shaft, the inner side of the rotating shaft is rotatably connected to a slope, one side of the slope is installed with a control mechanism, the bottom of the control mechanism is installed with a lifting mechanism, the bottom of the lifting mechanism is installed with a moving mechanism, and the control mechanism is used to position the impact object. The present invention, when conducting multiple groups of tests, adopts a control variable method to adjust the amount of fuel inside the fuel tank, which can not only accurately calculate the force borne by the fuel tank shell based on the kinetic energy and fuel amount at the time of impact, but also effectively evaluate the fuel leakage caused by the plastic fuel tank being broken after the impact, and in addition, fuel tanks of different sizes are taken into account to ensure the wide applicability and accuracy of the test results.

The present invention discloses a single-motor metal awning which is easy to assemble and relates to the technical field of metal awnings. The invention comprises a symmetrically arranged fixed plate and a reeling mechanism fixedly mounted on one side of the fixed plate, wherein the side of the fixed plate is fixedly connected with a guide rail, and the inner side of the guide rail is slidably connected with a curtain piece, and further comprises: a driving motor is fixedly mounted on the outer side of the fixed plate on one side, and a cleaning mechanism is arranged on the outer side of the fixed plate on the other side, and the curtain piece is arranged between the two guide rails; the reeling mechanism comprises a symmetrically arranged inner plate, wherein the inner plate is fixedly connected to the inner side of the fixed plate, and a mounting hole and a reeling hole are provided in the middle part of one side of the inner plate; the cleaning mechanism comprises a side box and a side shaft, and the outer side of the side shaft is fixedly connected with a main bevel gear, so as to solve the problem that the metal awning in the prior art requires two motors to cooperate with each other to provide pulling force or pushing force in turn, and the structure is relatively complex and the cost is high.

The utility model provides a rod-penetrating folding paper wall, relates to the technical field of folding honeycomb paper furniture, solves the problem that the bottom of an existing paper wall deforms after being used for a long time, and is characterized in that honeycomb hole columns are vertically arranged on a folding honeycomb paper core, and the folding honeycomb paper core is provided with insertion holes; the insertion holes extend from one end surface of the folding honeycomb paper core to the other end surface of the folding honeycomb paper core along the stretching direction of the folding honeycomb paper core; the folding honeycomb paper core is provided with an inserting hole, a supporting rod piece is inserted into the inserting hole, the two ends of the supporting rod piece are located outside the inserting hole, the inner wall of the top of the inserting hole makes contact with the top of the supporting rod piece, and the folding honeycomb paper core can be stretched or folded along the supporting rod piece. Compared with the prior art, after the two ends of the supporting rod pieces inserted into the inserting holes are fixed on the wall body, certain support can be provided for the portion above the bottom face of the folding honeycomb paper core, stress on the bottom face of the folding honeycomb paper core is reduced, and deformation of the bottom of the folding honeycomb paper core can be avoided to a certain degree.

The utility model discloses a portable anti-toppling foldable ladder which comprises two rod bodies, a protection assembly is arranged on one side of each rod body, a folding assembly is arranged between the two rod bodies, and the problems that an existing ladder is insufficient in stability and inconvenient to store are effectively solved through mutual matching of the protection assemblies and the folding assemblies. The protection assembly adopts a meshing self-locking structure of a ratchet wheel, a pawl and an extension spring, automatic limiting can be achieved when the ladder is unfolded, the toppling risk caused by external force or operation shaking is prevented, the use safety is remarkably improved, meanwhile, the adjustable design of a first movable plate and a second movable plate is matched with limiting screw holes, the supporting stability is further enhanced, and the safety of the ladder is improved. The folding assembly is connected with the folding plate in a hinged mode through the rotating rod, the ladder is rapidly folded to be in an attached state, the occupied space is greatly reduced, carrying and storage are convenient, unfolding and folding operation is simplified through cooperation of a limiting bolt and an adjusting opening, and it is ensured that the folding process is smooth and the ladder is firm and reliable after being unfolded.