88results about How to "Folding stable" patented technology

A plurality of panels include: a display panel; and a protective panel that is disposed outside the display panel, and includes a transparent substrate and an outer hard coating layer and an inner hard coating layer that are respectively formed on an outer surface and an inner surface of the transparent substrate, and each have a hardness greater than a hardness of the transparent substrate. A thickness of the outer hard coating layer is greater than a thickness of the inner hard coating layer, and a stress neutral surface of the flexible display device is configured so that a compressive stress is applied to the inner hard coating layer when the flexible display device is bent.

The invention discloses a medical stretcher suitable for outdoor medical rescue. The medical stretcher comprises two folding round rods arranged in parallel. Each folding round rod is formed by connecting two unit rods. Stretcher cloth and a folding circular transverse rod used for transversely connecting the two folding round rods are arranged between the two folding round rods. The medical stretcher further comprises a locking mechanism used for locking the unfolding state of the folding round rods and at least four support legs used for supporting the stretcher and capable of adjusting self height in telescopic mode. The locking mechanism is hinged between two unit rods of each folding round rod. The support legs are symmetrically hinged on the two folding round rods and are used for supporting under the unfolding state of the folding round rods and adjusting height of the stretcher. The medical stretcher is capable of being folded into smaller size, convenient to carry, capable of maintaining placement stability on uneven outdoor ground, thereby avoiding secondary damage of patients.

The invention discloses a novel folding display screen with the high stability, and belongs to the field of display screens. The novel folding display screen with the high stability comprises a base, an insertion rod is fixedly connected to the base, the insertion rod is sleeved with a telescopic sleeve in a sliding mode, a folding display screen body is connected to the telescopic sleeve, and a connecting block is fixedly connected to the lower end of the telescopic sleeve. When the folding display screen body needs to be unfolded and folded, a hydraulic driver drives a hydraulic push rod to pushes the telescopic sleeve upwards, the telescopic sleeve moves upwards, and therefore the telescopic sleeve drives a first fixed pulley through a first connecting plate to move upwards, so that a pull rope pulls the upper end of a rotating rod under the effect of a second fixed pulley, the rotating rod rotates around the bottom of an installation groove, meanwhile, the rotating rod pulls a telescopic rod through a connecting rod, the telescopic rod stretches out from a telescopic tube, and the unfolded folding display screen body is connected to the end of the telescopic rod, so that the display screen body is stably folded, and the folding display screen is convenient to fold and high in stability.

The invention discloses a cover plate folding and opening type mechanical attic device and belongs to the field of building attics. By means of the mechanical attic device, an attic cover plate is designed to be of a horizontal curtain-shaped cover plate structure, a cover plate can be controlled to be folded when the attic is not used, the ventilating performance of the whole space is maintained,and the lighting performance of small-area buildings is ensured; meanwhile, a folding stair linked with the folding or unfolding action of the cover plate is further arranged on the mechanical atticdevice, the folding stair is driven to be synchronously unfolded through a linking control frame while the attic cover plate is unfolded, people can enter and exit from the attic conveniently, when the attic cover plate is folded, the stair can automatically reset, and space is not occupied; and in addition, a folding handrail is further arranged, the folding or unfolding action of the folding handrail and the attic cover plate is also of linking design, the linking control frame is used for driving the folding handrail to ascend to be unfolded, the use safety of the attic is improved, when the attic cover plate is folded, the folding handrail can automatically descend to be folded, and the light shielding rate of the handrail is reduced.

The invention discloses a reconnaissance and defense unmanned aerial vehicle for battlefields. The reconnaissance and defense unmanned aerial vehicle for the battlefields comprises an unmanned aerialvehicle body, a navigation flight control system, an electrical system and an energy management system, a solar charging system, a mission payload, a lifting system, a plurality of frames and a plurality of groups of power systems and telescopic foldable landing gears, wherein the navigation flight control system, the electrical system and the energy management system are arranged in the unmannedaerial vehicle body; the solar charging system is arranged on the end surface of the top of the unmanned aerial vehicle body; the mission payload is right above the unmanned aerial vehicle body; the lifting system extends out of the unmanned aerial vehicle body and the top end of the lifting system is connected with the mission payload; the plurality of frames are uniformly fixed on the peripheryof the unmanned aerial vehicle body; and the plurality of groups of power systems and telescopic foldable landing gears are respectively connected to the outer ends of the corresponding frames. The reconnaissance and defense unmanned aerial vehicle for the battlefields has the advantages that the environmental suitability is stronger; the flying range is long; the reconnaissance and defense unmanned aerial vehicle can garrison the battlefields and execute reconnaissance and defense missions; the unmanned aerial vehicle hides in a designated area to perform reconnaissance and defense; the solarcharging device carried on the unmanned aerial vehicle can supply power to the mission payload for a long time; the telescopic foldable landing gears can guarantee that the unmanned aerial vehicle adapts to different landing sites; and by using a ground station system to remotely monitor the unmanned aerial vehicle and send a control instruction in real time, a purpose of remote reconnaissance and defense is achieved.

The invention provides clothing packaging equipment for clothing production, and relates to the technical field of clothing packaging. The clothing packaging equipment for clothing production comprises a box body, a clothing conveying belt, a clothing folding mechanism and a clothing storage auxiliary bag feeding mechanism, wherein a plurality of supporting legs are fixedly connected to the lower surface of the box body, and a discharging pipe communicating with the interior of the box body is fixedly connected to the lower surface of one end of the box body; the clothing conveying belt is installed on the box body, the clothing conveying belt penetrates through a feeding opening formed in the outer surface of the box body, and a guide plate which is obliquely arranged downwards is fixedly connected to the discharging end of the clothing conveying belt; the clothing folding mechanism is connected to the box body, and the clothing folding mechanism is located below the guide plate; and the clothing storage auxiliary bag feeding mechanism is connected to the box body. The clothing packaging equipment for clothing production has the advantage that the clothing storage auxiliary bag can exert the effect.

The invention provides a gun target, and belongs to the technical field of shooting training equipment. The gun target comprises a target surface, a turnover frame, a supporting frame, supporting legsand connecting rods; the turnover frame is used for supporting the target surface, the position of the target surface on the turnover frame is adjustable, and the target surface is telescopically sleeved with the turnover frame through an inserting telescopic mechanism; the supporting frame is used for supporting the turnover frame, the turnover frame is hinged to the supporting frame and can rotate around a hinge point, and first storage grooves are formed in the lower portion of the supporting frame; the supporting legs are arranged on the front face and the back face of the supporting frame and used for supporting the supporting frame, and second storage grooves are formed in the supporting legs; and one ends of the connecting rods are hinged to the lower portion of the supporting frame, the other ends of the connecting rods are hinged to the middle parts of the supporting legs, and the connecting rods and the supporting legs can be stored in the first storage grooves. The gun target has the technical effects that the target surface and the turnover frame are telescopic and foldable, so that the occupied space is small; the height and the position of the target surface can be adjusted according to scenes when the gun target is used, so that the target surface is stably supported; and the gun target is convenient to store, fold, carry and transport.

The invention discloses a flexible PPy / MXene-PDA photo-thermal fabric for a solar evaporator and a preparation method thereof. The preparation method comprises the following steps of adding Ti3AlC2 powder into a hydrofluoric acid solution, continuously stirring at the constant temperature to obtain a mixed solution, carrying out ultrasonic stripping and high-speed centrifugal cleaning on the mixed solution till the PH value of supernate of the mixed solution is close to 6, carrying out vacuum drying on the sediment in the mixed solution, and then grinding and sieving to obtain Ti3C2MXene powder; adding a polyester fiber fabric into a weakly alkaline dopamine hydrochloride solution, continuously stirring, taking out and drying to obtain a polydopamine fabric; adding the Ti3C2MXene powder, pyrrole and isopropanol into deionized water, and continuously stirring to obtain PPy / MXene printing ink; and adding the polydopamine fabric into the PPy / MXene printing ink, and continuously stirring, so as to obtain the PPy / MXene-PDA photo-thermal fabric. The flexible PPy / MXene-PDA photo-thermal fabric for the solar evaporator provided by the invention has better practicability and environmental applicability, and is more convenient to transport.

The invention discloses an electric driving mechanism suitable for a wing folding system. The electric driving mechanism comprises a shell, a worm and gear is used for transmission, and the self-locking performance of the worm and gear can be utilized to keep the stability of transmission all the time; an NGWN planetary reducer is adopted as an output mechanism, so that the large transmission ratio of the whole transmission chain is achieved, double-rocker arm output is achieved, the stability of rotary output is improved, and an angle detection device is beneficial to improving the control precision; an outer hexagonal interface is designed on the worm, so that manual input can be realized; and compared with a hydraulic driving structure, the electric driving mechanism has the advantagesthat a motor and a gear transmission system can be combined into a unit, so that parts such as hydraulic oil, an oil tank, an oil conveying pipeline and a control valve are reduced, the weight of thewhole airplane can be reduced, corresponding circuits, chips, sensors and the like can be matched for control, and the stability of the wing folding process is guaranteed; and the system is high in integration degree, simple in structure, convenient to install and beneficial to maintenance and overall replacement.

A large space deployable mechanism with rigid hinge connection base on a shear folding unit includes a scissor folding unit and a rigid hinge, the scissor folding unit comprises a deployable module and a support frame, The deployable module is composed of a frame, a connecting rod, a hinge and a connecting rod, two hinges are nested on the connecting rod, the hinge is connected with the connectingrod through a pin shaft, and the supporting frame is composed of a first group of supporting rods, a second group of supporting rods, a third group of supporting rods, a fourth group of supporting rods, a fifth group of supporting rods and a supporting seat. The invention has the characteristics of large space folding ratio, large mechanism rigidity strength, stable folding and unfolding, simpleassembly, small impact, good stability and high reliability, and has good practicability.

The invention discloses a foldable baby carriage. The foldable baby carriage comprises rear wheel support legs, hinge rods, two foldable side frames and a connecting rod for connecting the two foldable side frames, wherein a baby placing space is formed between the two foldable side frames; the foldable side frames comprise upper rods, lower rods, front rods and back rods; the upper rods, the back rods, the lower rods and the front rods are hinged in sequence to form square frames; one ends of the lower rods have bent parts; the tail ends of the bent parts are hinged to the middle parts of the back rods; the lower parts of the back rods are hinged with one ends of the hinge rods; the other ends of the hinge rods are hinged to the rear wheel support legs; and the upper parts of the rear wheel support legs are hinged to the middle parts of the upper rods. As the two foldable side frames synchronously fit tension springs for use, the foldable baby carriage can finish the folding and the unfolding more conveniently, more quickly and more stably, and parents can finish the folding and the unfolding of a carriage body by one hand; and the foldable baby carriage is specifically suitable for an electric baby carriage, and can save more labor in folding of the electric baby carriage with a higher weight.

The invention relates to a paper box lining folding and mounting device. The paper box lining folding and mounting device comprises a machine frame (200), wherein a working table panel (203) is arranged on the machine frame, on the working table panel (203), a material pushing mechanism (2) is used for pushing a paper board in a material box (205) into a folding mechanism (3), and the folding mechanism (3) is used for carrying out lining forming on the paper board. Outside the machine frame (200), a discharging mechanism (4) is used for transplanting the formed lining into a paper box (001) on a conveying table (100), a line body mechanism (1) is used for positioning the paper box (001) conveyed by the conveying table (100), and the discharging mechanism (4) is convenient to complete the lining installation; and after the lining is installed, the paper box (001) is released. Compared with the prior art, labor investment can be remarkably reduced, labor resources are saved, the working efficiency is high, the device can be matched with the production efficiency of a paper box forming assembly line, stable folding and mounting effects can be realized, and the quality of the paper box lining can be guaranteed.

The present invention discloses a hinge structure used in a folding mobile phone, the initial opening action is accomplished by converting the pressing stroke of the action member into the rotational movement of the hinge by means of a cam / cam follower mechanism. Therefore, an undesired reaction caused by an internal force between the two parts to be opened is avoided, and a smooth opening action without shock can be achieved. In particular, the hinge may be arranged such that the hinge is normally pushed in the opening direction while keeping the joints engaged so that the hinge is in a fully folded state, and the hinge is elastically recoverable in the opening direction by pressing the action member thereby disengaging the adapter.

The invention relates to a telescopic folding mechanism and a folding screen mobile terminal, and the telescopic folding mechanism comprises a first fixed supporting plate, a second fixed supporting plate and at least one telescopic folding assembly. One end of the telescopic folding assembly is rotatably connected with the first fixed supporting plate, and the other end of the telescopic foldingassembly is rotatably connected with the second fixed supporting plate. The telescopic folding assembly comprises at least two telescopic folding units which are sequentially connected in an end-to-end rotating mode, and each telescopic folding unit comprises a connecting piece, a first joint in sliding connection with one end of the connecting piece and a second joint in sliding connection with the other end of the connecting piece. According to the present invention, the most important two functions during the folding process can be completed at the same time; the parts are fewer, each partis simple in structure, the assembling difficulty is reduced, the assembling efficiency is greatly improved, and the smaller parts and the more stable connection enable the assembled telescopic folding mechanism to be folded stably. The telescopic folding mechanism is applied to the mobile terminal, so that the folding of the folding screen can be stable, and other functions cannot be affected.

The invention provides a cross folding device used for handkerchief paper packaging, and an implement method thereof. The device comprises a friction roller, a cut-off knife base, a cut-off knife roll, a paper absorbing roll, a first folding roll, a first folding paper pressing roll, a second folding roll, a second folding paper pressing roll, a transferring roll, a front side plate, a rear side plate, and a plurality of bearings. Handkerchief paper enters the device through the friction roller, and the handkerchief paper passes through the cut-off knife base, the cut-off knife roll, the paper absorbing roll, the first folding roll, the first folding paper pressing roll, the second folding roll, the second folding paper pressing roll, the paper absorbing roll, and the transferring roll in sequence. The cross folding implement method for handkerchief paper packaging comprises the following steps: 1) cutting paper in a transverse manner; 2) transmitting the handkerchief paper to the first folding roll; 3) folding the handkerchief paper for the first time; 4) performing handkerchief paper first folding paper pressing; 5) folding the handkerchief paper for a second time; 6) performing handkerchief paper second folding paper pressing; 7) and transferring the handkerchief paper. After the technical scheme is used, faults of a handkerchief paper production machine is reduced, production efficiency of handkerchief paper is improved, and mechanical automation of handkerchief paper production is improved.

The novel treadle mill includes base seat, treadle tape frame, elevating and folding mechanism between the base seat and the treadle tape frame and tracks on two side of the base seat. The elevating and folding mechanism includes a fixing support rod and a movable support rod, the fixing support rod has one end hinged to the base seat and the other end hinged together with one end of the movable support rod to a fixed shaft, and the other end of the movable support rod is connected to a link rod mounted with wheels fitted to the tracks. The treadle tape frame is connected to the fixed shaft, the fixed shaft is fixed to a hinge seat, and the screw hinged to the hinge seat is fitted to the screw sleeve hinged to the hinge seat of the link rod. The treadle mill is simple in structure, smooth and practical.

The invention discloses a carton folding device which comprises a base provided with a plurality of forming blocks and used for supporting a paperboard with a bottom face and a forming face. The forming pressing block assembly is arranged on the base and can be close to or away from the forming block, and when the forming pressing block assembly is close to the forming block to be matched with the forming block to extrude the paperboard, the forming face is turned up relative to the bottom face to form a box-shaped structure; and the edge folding pressing block assembly is arranged on the base and can be close to or away from the forming block, and when the edge folding pressing block assembly is close to the forming block, the edge folding pressing block assembly extrudes the turnover face connected with the forming face in the turned-up state so that the turnover face can be turned over downwards relative to the forming face to form a box-shaped structure with a turnover edge. According to the carton folding device, more manpower can be saved, the carton folding process can be accelerated, stable folding can be achieved, the folding effect is more stable compared with a manual mode, and the problem of non-standard folding cannot be caused.

A powered leg rest apparatus for a vehicle includes: a pair of fixed plates; the main pipe is connected between the inner surfaces of the fixing plates; a tilt motor tiltably mounted to the main pipe; a pair of main links fastened to the outer surface of the fixed plate through corresponding first hinge pins; the supporting pipe is connected between the front end parts of the main connecting rods; a guide nut bracket coupled to the guide screw and movable forward and backward and hingedly fastened to the support tube; the pair of leg rest connecting rods are arranged on the two sides of the leg rest frame; and a pair of driving links each hingedly fastened to a corresponding one of the leg rest links, a corresponding one of the main links, and a corresponding one of the fixing plates so as to operate in linkage with the main links and fold or unfold the pair of leg rest links.

The invention discloses a folding type engine lifting machine. The folding type engine lifting machine comprises a main supporting rod and a first lock disk; the main supporting rod is connected withan auxiliary supporting rod through a second connection shaft, and connection rods are connected to the inner side of the auxiliary supporting rod; the connection rods are connected through a supporting pipe; meanwhile, the lower ends of the main supporting rod and the auxiliary supporting rod are each connected with a castor; the outer side of the main supporting rod and the outer side of the supporting pipe are provided with a second rotating shaft and a third rotating shaft correspondingly; the front and rear two ends of the second rotating shaft and the third rotating shaft are each provided with a connection head; and the upper end of the second rotating shaft and the upper end of the third rotating shaft are connected with an abutting rod and a supporting column correspondingly. It can be avoided that the folding type engine lifting machine slides on a slope, and therefore it can be guaranteed that the lifting machine is stably used on the slope and can be folded, the occupied space of the lifting machine can be reduced, a telescopic rod can continue to provide supporting force for a pulling rod when a hydraulic device breaks down and cannot continue to provide supporting force for the pulling rod, and a safety accident is avoided.

The invention relates to a swinging cloth collecting machine. The swinging cloth collecting machine comprises a support and a swinging cloth collecting device arranged on the support; and the swingingcloth collecting device is used for unwinding and folding a cloth roll. The swinging cloth collecting machine is characterized in that the swinging cloth collecting device swings the cloth roll; dueto the fact that cloth conveying rollers and a cloth roll roller are both arranged on a first connection rod, a triangular transmission plate drives the first connection rod to swing around a first driving belt wheel shaft, and therefore the cloth roll roller and the two cloth conveying rollers are driven to swing and be matched with unwinding of the cloth roll roller, and it can be achieved thatpiece goods are folded more stably.

The invention discloses a novel multi-degree-of-freedom rigid thick plate paper cutting crawling robot, consisting of left and right symmetric parts. The left and right parts are hinged at the foldingplace to implement unfolding and folding of the robot; the robot has four degrees of freedom, and is driven by four steering engines; two of the steering engines implement the unfolding motion of theleft and right symmetric parts, and the rest two steering engines are mounted at the head to implement the front-back folding motion of the robot; and four wheels are driven by a motor to respectively rotate around the axis of the motor for adjusting the pose so as to adapt to the unfolding angle. A one-way bearing is mounted on the terminal wheel of the robot, so that the crawling robot can implement the one-way crawling motion. The novel multi-degree-of-freedom rigid thick plate paper cutting crawling robot has the advantages such as portable and compact structure, stable folding and unfolding process and easy control.

The invention provides an adjustable work position operation vehicle structure and a folding and unfolding method and belongs to the field of work position tools. The problem that existing operation vehicles are not flexible to use is solved. The adjustable work position operation vehicle structure includes a rack plate and a sliding rail positioned on an upper connection surface; a sliding boardis slidingly arranged on the sliding rail, and the work position operation vehicle structure also includes an upper supporting rod the top of which is fixed to the sliding board, a lower supporting rod the bottom of which is fixed to a lower connection surface and a rack rod the top of which is hinged to the bottom of the upper supporting rod, wherein the bottom of the rack rod is hinged to the top of the lower supporting rod, the upper supporting rod is sleeved with two upper supporting sleeves, and the lower supporting rod is sleeved with two lower supporting sleeves; the adjustable work position operation vehicle structure also includes an upper connecting rod, a lower connecting rod and a linkage rod, wherein the upper and lower connecting rods are parallel to the wide edges of the upper connection surface, the upper connecting rod is connected to the outer walls of the two adjacent upper supporting sleeves, and the lower connecting rod is connected to the outer walls of the two adjacent lower supporting sleeves; a linkage sleeve is fixed to the bottom of the linkage rod, the top of the linkage rod is fixed to the upper connecting rod, and the linkage sleeve at the bottom sleeves a lower aligning rod. An operation vehicle with the adjustable work position operation vehicle structure can flexibly control the number of layers.

The invention discloses a current collecting device capable of collecting current from the upper part. The current collecting device comprises a bottom plate, a bottom frame, a rotating insulator, a supporting insulator and a four-connecting-rod mechanism composed of an upper arm rod, a lower arm rod, a pull rod and a bottom frame. The two ends of the pull rod are hinged to the bottom frame and the upper arm rod respectively, and the connecting rod is connected with the rotating insulator. The extending end of the upper arm rod is provided with a pantograph head; an air cylinder is arranged onthe bottom frame, and an air cylinder piston rod of the air cylinder is simultaneously hinged with the lower arm rod and the connecting rod; the piston rod of the cylinder extends or contracts to drive the lower arm rod to rotate so as to enable the grounding device connected with the lower arm rod to expand or contract, and drives the connecting rod to rotate so as to drive the rotating insulator to rotate. An elastic element is connected between the bottom frame and the lower arm rod. According to the current collecting device, stable contact between the pantograph head and the contact railis achieved, and position signals such as stretching or retracting are sent to a vehicle.

Provided is a double-door device. Therefore, a person in a wheelchair can open up an opening part widely. Two door leaves can be easily locked and unlocked in the double-door device having a folding door leaf and a side hung door leaf, both of which are opened from the middle to the left and the right. In the double-door device having the folding door leaf and the side hung door leaf, both of which are opened from the middle to the left and the right, the folding door leaf is formed to be a folding door leaf type composed of a primary door leaf and a secondary door leaf. The secondary door leaf is provided with hinges on the side opposite to the joint. The side hung door leaf is formed to be a door leaf type and provided with hinges on the side opposite to the folding door leaf. Locks are arranged on the side, where the folding door leaf and the side hung door leaf are joined, of the primary door leaf of the folding door leaf. Locking support members are arranged on the side hung door leaf.Upper and lower end portions of the side hung door leaf are provided with upper and lower fixing units and the upper and lower fixing units are for fixation at locking positions. A releasing lever used for releasing the upper fixing unit from the outside of the side hung door leaf is arranged.The releasing lever can utilize motion from the inside to the outside in order to release the lower fixing unit.

The invention provides a folding traveling platform mechanism. The folding traveling platform mechanism comprises a structure main beam, a traveling platform, a traveling platform lug seat, a handrailhinging lug and a folding guardrail; the traveling platform lug seat is fixed to the structure main beam, the traveling platform and the traveling platform lug seat are hinged, the handrail hinging lug is fixed to the traveling platform, and the folding guardrail and the handrail hinging lug are hinged; the end, close to the structure main beam, of the traveling platform is connected with the structure main beam through a telescopic adjusting mechanism; and one end of the telescopic adjusting mechanism and the structure main beam are hinged, and the other end of the telescopic adjusting mechanism is hinged to the end, close to the structure main beam, of the traveling platform. The telescopic adjusting mechanism drives the traveling platform to rotate around the traveling platform and thetraveling platform lug seat, thus unfolding and folding are achieved, operation is easy and convenient, meanwhile, the telescopic adjusting mechanism is adopted for adjusting, and thus the unfoldingand folding processes are stable.