53 results about "Wheelchair armrest" patented technology

The utility model relates to an electric wheelchair and a wheelchair armrest mechanism. According to the wheelchair, the front wheel support and the rear wheel support are arranged in the crossed mode and rotationally connected, the seat can ascend or descend by controlling stretching or shortening of the driving piece, and therefore the height of the wheelchair can be adjusted according to the requirements of different crowds, and when the seat is located at the highest position, the wheelchair is folded; due to the fact that the front wheel assembly and the rear wheel assembly are not separated from the ground, the wheelchair can stand without additionally arranging anti-tilting wheels and the like, the wheelchair does not need to be erected manually, and folding and moving are very convenient. Meanwhile, the wheelchair armrest mechanism is simple in structure and convenient to adjust, and the unlocking piece can be controlled according to requirements to lock or unlock the locking piece, so that the position of the armrest is locked or unlocked, and the position of the armrest is adjusted according to requirements.

The invention relates to an electric wheelchair control technology, in particular to an electric wheelchair armrest linkage control method and system, and the method comprises the steps: detecting armrest position change information of an electric wheelchair; when the armrest position change information meets a preset switching condition, driving mode switching is triggered, and a corresponding target mode is obtained; acquiring armrest movement rate information associated with the armrest position change information; starting a transition process of the control parameters according to the armrest movement rate information, so that at least one control parameter related to the driving mode is smoothly transited from a source mode parameter value to a target mode parameter value; and according to the converted control parameters, responding to an operating lever instruction of the user, and controlling the running of the electric wheelchair. The electric wheelchair has the advantages that the riding comfort and the operation smoothness of the electric wheelchair in the mode switching process can be improved, and potential safety hazards are reduced.

The utility model provides an electric wheelchair with a rehabilitation function, which is used for upper limb rehabilitation exercise of a wheelchair user and comprises a touch sensor array arranged on the surface of an armrest of the electric wheelchair, and the touch sensor array comprises a plurality of touch sensors capable of being triggered by touch actions; when the touch sensor array is touched, the trigger state and the triggered sequence of each touch sensor are sent to the control module, so that the electric wheelchair moves according to the trigger state and the triggered sequence of each touch sensor in the touch sensor array; a wheelchair left side driving wheel is controlled by the touch action of the touch sensor array at the left armrest, and a wheelchair right side driving wheel is controlled by the touch action of the touch sensor array at the right armrest, so that a user can automatically judge the exercise amount of upper limb rehabilitation exercise according to the rotating direction and the moving distance of the electric wheelchair; according to the rehabilitation exercise device, convenient rehabilitation exercise can be provided for people with mobility difficulties, and a user can conveniently evaluate the rehabilitation exercise amount of the user.

1. The name of the design product: wheelchair armrest pad (PU). 2. The use of the design product: for a wheelchair armrest pad. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a wheelchair armrest easy to disassemble, which comprises a positioning seat fixed on a wheelchair backrest frame, a vertically downward insertion cavity is arranged on the positioning seat, an insertion strip inserted into the insertion cavity is arranged at the tail end of the armrest, and a positioning mechanism for fixing the insertion strip inserted into the insertion cavity is arranged on the positioning seat. The positioning seat is fixed on the wheelchair backrest frame, the positioning seat is provided with the vertically downward insertion cavity, the tail end of the armrest is provided with the insertion strip inserted into the insertion cavity, the insertion hole communicated with the insertion cavity is formed in the positioning seat, and the insertion strip is provided with the through hole corresponding to the insertion hole in position. And the bolt-free fixing mode is adopted for fixing, so that the fixing device has the characteristics of being convenient to mount and dismount and simple in structure.

The invention discloses an upper limb rehabilitation exoskeleton device based on a brain-computer interface, and particularly relates to the technical field of medical equipment.The upper limb rehabilitation exoskeleton device comprises a turnover mechanism, a first rotating arm is arranged on the outer wall of the turnover mechanism, a fixing structure is arranged at the end, away from the turnover mechanism, of the first rotating arm, and a mounting structure is arranged at the bottom of the turnover mechanism. By arranging the fixing structure, the limb length of different patients can be accurately adapted, the wearing comfort is improved, the rehabilitation training effect is guaranteed, meanwhile, damaged parts can be conveniently and independently replaced, and the maintenance and use cost is effectively reduced; by arranging the mounting structure, the device can be quickly and stably mounted on different types of supports such as wheelchair armrests or sickbed guardrails and the like, the stability of the device during rehabilitation training of a patient is ensured, meanwhile, mounting and dismounting operation can be completed without the aid of complex tools, the use convenience of the device is greatly improved, and the device is worthy of popularization and application. And the operation difficulty of medical staff is reduced.

The utility model discloses a wheelchair armrest structure convenient to fold. The wheelchair armrest structure comprises a vertical rod piece on a wheelchair and a transverse rod piece welded to the vertical rod piece. The folding chair further comprises a bent rod piece, a folding type supporting assembly, a folding type controller and a handrail piece. The folding type supporting assembly comprises a first plate fixed to one side of the bottom of the bent rod piece, a second plate fixed to the upper portion of the transverse rod piece, a triangular block hinged to the first plate and a connecting rod piece with the two ends hinged to the triangular block and the second plate respectively. The folding controller comprises a third plate fixed to the other side of the bottom of the bent rod, a locking hole formed in the third plate, a connecting column hinged to the third plate, a knob handle arranged on the connecting column and corresponding to the locking hole in position, a console fixed to the connecting column and a hand controller fixed to the console. According to the armrest structure of the wheelchair, the packaging space is saved, and later transportation is facilitated.

The utility model relates to the technical field of electric wheelchairs, and discloses an electric wheelchair rocking handle with good waterproof and dustproof effects, which comprises a wheelchair armrest, a box cover mechanism is arranged on the upper surface of the wheelchair armrest, the box cover mechanism comprises a sealing clamping groove, a first magnetic attraction block and a cover plate, the two sides of the lower surface of the cover plate are fixedly connected with sealing clamping strips, and the sealing clamping strips are fixedly connected with the first magnetic attraction block. A storage groove is formed in the front end of the middle of the upper surface of each wheelchair armrest, a control seat is rotationally connected to the front end of the inner wall of each storage groove, and a control block is arranged in the middle of the upper surface of each control seat. According to the electric wheelchair rocking handle, the detachable rocking bar is arranged, a user can press the button to open clamping and locking between the rocking bar and the connecting base so as to rapidly replace the handle of the electric wheelchair rocking handle, and therefore the electric wheelchair rocking handle can easily replace different types of handles; the method adapts to personal requirements or different use scenes, and improves the flexibility.

The utility model provides an armrest of a multifunctional electric wheelchair, and belongs to the technical field of wheelchairs. The problems that an existing walking stick and an existing wheelchair are independently arranged, and integrity is not high are solved. According to the armrest of the multifunctional electric wheelchair, the armrest is in a flat runway shape and comprises a J-shaped supporting rod and a J-shaped walking stick, a first clamping head is arranged at the end of an arc-shaped section of the supporting rod, a second clamping head is arranged at the end of a straight section of the walking stick, and the supporting rod and the walking stick can be axially positioned after the first clamping head and the second clamping head are connected in an inserted mode and rotate relatively. The end of the straight section of the supporting rod is fixedly connected with a first permanent magnet, the end of the arc section of the walking stick is fixedly connected with a second permanent magnet, and the supporting rod and the walking stick can be circumferentially positioned after opposite poles of the first permanent magnet and the second permanent magnet attract each other. The armrest of the multifunctional electric wheelchair has the advantages that the walking stick is integrated into the armrest, and the walking stick is convenient to disassemble and assemble.

1. Name of the designed product: electric wheelchair armrest. 2. Use of the designed product: used for installing on wheelchair, armrest for the passenger. 3. Design points of the designed product: in shape. 4. Picture or photo showing the design points: perspective view.

The utility model discloses a special wheelchair armrest for the disabled, which relates to the technical field of new energy passenger cars and comprises an armrest body, a support rod is arranged on one side of the armrest body, a connecting part is fixedly mounted at the other end of the support rod, and a mounting frame is arranged on one side of the connecting part. A plurality of fixing seats connected with the inner wall of the passenger car are arranged on the outer sides of the connecting part and the mounting frame, the wheelchair fixing device is arranged at the upper end of the supporting rod, and the armrest lifting seat is arranged between the connecting part and the mounting frame. According to the wheelchair armrest special for the disabled, a user can adjust the position of the armrest according to the height, when the number of people in a passenger car is large, the armrest is in a folded state, the user does not need to adjust the position of the armrest, the armrest can also play a supporting role, and when the user cannot conveniently support the armrest with hands, the armrest can be folded. The safety belt can be driven to stretch out through the handle, the wheelchair is fixed through the hook, and overall practicability is improved.

The utility model is applicable to the technical field of wheelchair armrests, and provides a foldable wheelchair armrest which comprises a mounting seat, a connecting rod and a connecting rod, the transverse shaft is rotationally mounted on the inner wall of the mounting seat; the rotating plate is fixedly arranged on the transverse shaft in a sleeving manner; the fixed handrail is fixedly mounted on the rotating plate; the telescopic handrail is mounted on the inner wall of the fixed handrail in a sliding manner; the length adjusting mechanism is arranged on the inner wall of the fixed handrail and is used for adjusting the extension length of the telescopic handrail; and the folding locking mechanism is mounted on the mounting seat and is used for folding and locking the fixed handrail and the telescopic handrail. The foldable wheelchair armrest provided by the scheme can be conveniently folded and stored, interference caused when a patient is moved to a wheelchair can be avoided, the length of the wheelchair armrest can be conveniently adjusted, and the applicability is high.

The utility model discloses a quick folding wheelchair handrail and electric wheelchair belong to wheelchair technical field. The utility model discloses a quick folding wheelchair handrail, including handrail body, and handrail body can be relative wheelchair lateral movement to unlock and rotate folding along the front and back direction of wheelchair, and is equipped with the unlocking wrench and the ejection pin on handrail body, and the ejection pin is slidably installed in handrail body along the lateral of wheelchair, and one end of ejection pin can be opposite with the side of wheelchair, and the unlocking wrench is rotatably installed on handrail body, and the unlocking wrench has the ejection face of opposite with the other end of ejection pin on, and the ejection face can change the contact position with ejection pin with the rotation of unlocking wrench, and generates the reverse pushing effect to handrail body through ejection pin, and makes handrail body relative wheelchair lateral movement and unlocks folding. The utility model only needs to pull the unlocking wrench when operating, and the convenience of wheelchair handrail folding operation is greatly improved, and the operation is quick and labor saving.

The present invention discloses an all-round remote safety monitoring system for an intelligent wheelchair. A Raspberry Pi, a monitoring PTZ and a speaker are installed on the armrests of the wheelchair. The system is small in size, low in cost and easy to install. The system takes the Raspberry Pi as a central controller and automatically initializes after startup. The monitoring information of the wheelchair side can be remotely obtained without the operation of the wheelchair occupant. The system can monitor the surrounding environment of the wheelchair as well as the wheelchair and the occupant themselves. The system also has an original personalized system authority authentication method, which maximizes the data security of wheelchair monitoring.

The utility model discloses a kind of pressurized adjustment formula wheelchair handrails, including cylindrical support and handrail assembly, the cylindrical support is sequentially divided into first section, second section and third section along axial direction, the handrail assembly includes handrail, support rod, ring, one end of the handrail is connected with support rod, the support rod is integrated with ring, the ring is sleeved in the outer surface of the second section of cylindrical support, the inner wall of the ring is equipped with two radial inner protrusions with the depth adaptation of the radial inner concave limit area, the arc length of the radial inner concave limit area is greater than radial protrusion to allow ring to rotate within limit area at predetermined angle, the cylindrical support inside is equipped with axial counterbore, built-in axially movable pressure rod and spring between the abutment of counterbore step surface and pressure rod, by pressing pressure rod, the limiting of ring can be released, so that handrail can flexibly rotate within predetermined angle range, conveniently user according to self demand easily put down or lift handrail.

The utility model belongs to the field of medical care, and relates to an improved wheelchair armrest assist device, which comprises a finger separating plate, a base plate, a mounting rack connected on a wheelchair armrest and a fixing bolt, the finger separating plate is detachably connected on the base plate, the bottom of the base plate is fixedly connected with the mounting rack, and the fixing bolt is connected on the mounting rack. The wheelchair armrest assist device solves the problem that an existing wheelchair armrest assist device cannot prevent shoulder pain caused by extroversion of wrist joints when a stroke patient sits on a wheelchair.

The present application relates to electric wheelchair control technology, specifically, to a method and system for controlling armrest linkage in an electric wheelchair. The method comprises: detecting armrest position change information of the electric wheelchair; triggering a travel mode switch and obtaining a corresponding target mode when the armrest position change information satisfies a preset switching condition; obtaining armrest motion rate information associated with the armrest position change information; initiating a control parameter transition process based on the armrest motion rate information, causing at least one control parameter associated with the travel mode to smoothly transition from a source mode parameter value to a target mode parameter value; and controlling the travel of the electric wheelchair in response to a user's joystick command based on the transitioned control parameter. This method improves the ride comfort and operating smoothness of the electric wheelchair during mode switching, while reducing safety hazards.

The high-precision clamp for machining the wheelchair armrest fixing frame pipe comprises a clamping table, a clamping assembly is installed in the clamping table, and the clamping assembly comprises a motor base, a motor, an installation base, a double-thread rod, a fixing column, a moving block, a connecting rod and a clamping ring. The fixing seat is fixedly connected to the front side of the clamping table, splicing type scale plates are slidably mounted in the fixing seat, and the adjacent splicing type scale plates are connected through a first butt joint plate and a first sunk screw; the splicing type horizontal plates and the splicing type horizontal plate on the leftmost side are fixedly installed on the rear side of the clamping table, and the adjacent splicing type horizontal plates are connected through second butt joint plates and second sunk screws. The pipe cutting device can adapt to pipes with different lengths, can clamp and fix the pipes, can avoid displacement of the pipes in the cutting process, improves the cutting precision, and is very convenient to operate.

The wheelchair armrest assembly comprises an armrest seat and a connecting seat arranged on the armrest seat, the upper surface of the armrest seat is provided with an armrest groove arranged in the front-back direction, the bottom face of the armrest groove is an arc face gradually rising from the middle to the left side and the right side, and the armrest groove comprises an arm groove section and a wrist groove section located on the arm groove section. The rear end of the wrist groove section is connected with the front end of the arm groove section, and the bottom surface of the wrist groove section is saddle-shaped. When a user puts the hand on the armrest seat, the arm is supported in the arm groove section, and the wrist is supported in the wrist groove section, so that the design accords with human engineering, and the comfort is better.

The utility model relates to a wheelchair armrest side guard plate fixing structure which comprises two symmetrically-arranged wheelchair armrests, the front ends and the rear ends of the wheelchair armrests extend downwards and are connected to define a through hole, a guard plate for sealing the through hole is arranged at an opening, facing the other wheelchair armrest, of the through hole, and a plurality of first magnetic parts are arranged at the edge of the guard plate. And a plurality of second magnetic parts which are magnetically attracted with the first magnetic parts are arranged at the edge of the through hole. The protective plate has the advantages that the protective plate can be quickly disassembled and assembled, different protective plates can be customized and replaced according to customer requirements, production efficiency is improved, cost is reduced, and the like.

The utility model relates to the field of wheelchair armrests, in particular to a wheelchair armrest with a storage function, and solves the technical problems that the wheelchair armrest is difficult to provide a storage platform for a user, and the storage platform is inconvenient to store. According to the technical scheme, the wheelchair armrest with the storage function comprises a storage frame, a bearing assembly, a frame assembly, a switch assembly, an adjusting assembly and a storage assembly; according to the storage rack, the rotating block is pulled to rotate, the rotating block is taken out of the first groove body according to the requirement of a user, the storage plate is rotated to enable the second clamping groove and the first clamping groove to be installed correspondingly, the opened storage plate can be limited and fixed, and the storage rack is convenient to use and high in practicability. And the main body is used for stably supporting the wheelchair armrest, so that the problems that the wheelchair armrest is difficult to provide a storage platform for a user and the storage platform is inconvenient to store are solved.

1. The name of this design product: armrest. 2. Purpose of this design product: Mainly used for wheelchair armrests, which are components of wheelchairs. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The utility model relates to the technical field of wheelchair armrests, in particular to a liftable wheelchair armrest assembly which comprises a long armrest, the lower end face of the long armrest is connected with an armrest pipe, one side of the lower end face of the armrest pipe is connected with a vertically-arranged front inner sliding pipe, the lower portion of the front inner sliding pipe is sleeved with a front outer sliding pipe, and an adjusting piece is arranged on the front outer sliding pipe. The adjusting part comprises an adjusting sleeve connected with the front outer sliding pipe, a penetrating hole communicated with the front outer sliding pipe is formed in the adjusting sleeve, an adjusting bolt penetrating through the penetrating hole is arranged in the adjusting sleeve in a sliding fit mode, a spring arranged on the outer side of the adjusting bolt in a sleeving mode is arranged in the penetrating hole, and the two ends of the spring are connected with the adjusting bolt and the adjusting sleeve respectively. One end of the adjusting bolt extends into the front outer sliding pipe, a limiting hole matched with the adjusting bolt is formed in the side wall of the front inner sliding pipe, the other end of the adjusting bolt is connected with a clamping block, and a clamping groove clamped with the clamping block in a matched mode is formed in the side, away from the front outer sliding pipe, of the adjusting sleeve. The utility model is more convenient to use.

The utility model discloses a scoliosis head ring traction wheelchair which comprises a wheelchair body and further comprises a traction assembly and a supporting assembly, the supporting assembly is arranged on the wheelchair body and can be detached and folded relative to the wheelchair body, the traction assembly is detachably arranged on the supporting assembly, and the traction assembly comprises a spring chest expander. The spring chest expander is connected with the supporting assembly and the traction assembly, and the traction force of the traction assembly can be adjusted through the spring chest expander. The traction device has the advantages that the traction assembly provided with the spring chest expander is used for traction of a patient, the traction force is accurately adjusted by adjusting the tension value of the spring chest expander, the traction effect is guaranteed, risks existing in traditional traction are avoided, the traction assembly is installed through the supporting assembly detachably arranged on the wheelchair, and the traction effect is improved. The traction assembly can be installed on an existing wheelchair through the supporting assembly, the universality is improved, the use cost is remarkably reduced, in addition, the table plate assembly which is arranged in the wheelchair armrest and can be stored is convenient for a patient to use, and the comfort level of the patient is improved.

The utility model discloses a wheelchair armrest mechanism, which is used on a seat hinged with a chair back, and comprises an armrest assembly, a first armrest connecting piece and a second armrest connecting piece, and the middle part of the armrest assembly is hinged on the chair back; one end of the first armrest connecting piece is hinged to the armrest assembly; one end of the second armrest connecting piece is hinged to the seat, and the other end of the second armrest connecting piece is hinged to the other end of the first armrest connecting piece; when the chair back rotates around the seat, one end of the armrest assembly is connected with the first armrest connecting piece and the second armrest connecting piece, and the armrest assembly is suitable for rotating along with the chair back in a linkage mode with the hinge point on the chair back as the center. According to the utility model, the armrests can be linked with the chair back, arms can be naturally placed on the armrests in a back-lying state, the armrests can be opened at any angle of rotation of the chair back, and folding of the chair back is not interfered at any angle of opening of the armrests.

The utility model discloses an auxiliary wheelchair armrest welding tool, which belongs to the technical field of welding tools and comprises a bottom plate, a welding mechanism is arranged on one side of the bottom plate, three groups of first supporting blocks and two groups of second supporting blocks are arranged at the top of the bottom plate, and a clamping mechanism is further arranged on the bottom plate. A hydraulic control mechanism is arranged on one side of the top of the bottom plate and communicates with a liquid conveying pipe, the clamping mechanism comprises a sliding sleeve, a sliding seat is arranged in the sliding sleeve, a telescopic column is connected to one side of the sliding seat, a positioning ring is connected to one end of the telescopic column, hydraulic oil is arranged in the sliding sleeve, and the positioning ring is connected to the other end of the telescopic column. According to the welding device for the wheelchair armrest, through the arranged clamping mechanism, the wheelchair armrest can be automatically positioned and clamped, so that the wheelchair armrest can be conveniently taken and placed, and the effect and efficiency of welding work are improved.

The invention relates to a wheelchair armrest and side frame connecting structure which comprises a side frame, an armrest capable of being turned over up and down is arranged on the outer side of the side frame, the armrest is rotationally connected with the outer side of the position, where a seat is located, of the side frame, and a fixing hole is formed in the position, connected with the armrest, of the side frame. Limiting pieces which are used for limiting the rotation amplitude of the armrests and matched with the inner walls of the fixing holes are arranged in the fixing holes, protruding columns which are matched with the limiting pieces and can rotate along with the armrests are arranged at the ends of the armrests, and the armrests comprise connecting sections which are connected with the side frames and bend and extend upwards and supporting sections which are connected with the connecting sections and extend transversely. The handrail can be locked in a using state or an overturning state. The device has the advantages that interference to lateral transverse movement of a patient can be avoided, and it is guaranteed that the patient uses the device more conveniently and comfortably.

The invention relates to the technical field of wheelchair armrests, and discloses a height and angle adjustable wheelchair armrest mechanism which comprises a mounting plate, a side supporting mechanism, a lifting mechanism, a connecting mechanism, a supporting mechanism and an auxiliary adjusting mechanism. The connecting mechanism is arranged, and the rotating axis of the rotating part at the top of the first mounting plate is perpendicular to the rotating axis of the rotating part at the bottom of the second mounting plate, so that when the second mounting plate is pushed back and forth, the rotating part at the top of the first mounting plate can rotate, and the second mounting plate can move back and forth; the rotating piece at the bottom of the second mounting plate can rotate, so that the second mounting plate moves laterally, the distance between the second mounting plate and the first mounting plate can be adjusted in a small range by arranging the mounting rod and the movable rod, a certain height adjusting effect is achieved, and therefore the angle of the handrail can be adjusted more comprehensively; and a more comfortable angle can be better adjusted, and the use effect is better.

The utility model discloses a damping type placing frame structure of a wheelchair, and relates to the technical field of auxiliary walking equipment. Comprising wheelchair armrests, a connecting plate is arranged below the wheelchair armrests, a mounting groove is formed in the connecting plate, a limiting block is slidably connected into the mounting groove, the top of the limiting block is fixedly connected with the bottom ends of the wheelchair armrests, and a containing frame is fixedly connected to one end of the connecting plate. An adjusting groove is formed in the connecting plate in a penetrating mode, a fixing hole is formed in the lower end of the limiting block, and the fixing hole is in threaded connection with a bolt which penetrates through the adjusting groove and is used for fixing the connecting plate to the limiting block. The connecting plate is arranged below the wheelchair armrests, the placing frame is installed on one side of the connecting plate, the bolts move in the adjusting grooves in the connecting plate, a user can adjust the bolts to move the position of the placing frame according to needs, and the problem that there is no place for placing living goods of the user is solved.

An aluminum alloy profile for a wheelchair armrest frame is of a quadrilateral frame structure and comprises a right side (1), an upper side (2), a left side (3) and a bottom side (4), a leftward horizontal extending part (5) is arranged on the lower portion of the inner side of the right side (1), the upper side (2) is in a circular arc shape with the middle protruding outwards, a rightward horizontal extending part (5) is arranged on the lower portion of the inner side of the left side (3), and an upwards-concave isosceles trapezoid groove (6) is formed in the middle of the bottom side (4). An upward-convex isosceles trapezoid (7) is arranged on the upper face of the upward-concave isosceles trapezoid groove (6), the two waists of the upward-concave isosceles trapezoid groove (6) and the two waists of the upward-convex isosceles trapezoid (7) are located on the same straight line, a downward-concave isosceles trapezoid groove (8) is formed in the upper edge of the upward-convex isosceles trapezoid (7), and an extending part (9) extending towards the upper left portion is arranged in the middle of the right side of the downward-concave isosceles trapezoid groove (8). The utility model has the advantages of simple process, light weight and less material consumption; transportation and installation are convenient; and no rust is generated, and no pollution is caused to the environment.