44 results about "Wheelchair Wheels" patented technology

The invention discloses a self-adaptive supporting assembly and a spinal cord injury patient body position transferring device and method, and belongs to the field of medical auxiliary equipment. The problems that in the body position transferring process of an existing wheelchair, dynamic height collapse is generated when the gravity center laterally moves due to elastic deformation of tires, and the wheelchair and a bed body are separated due to the fact that rigid lateral locking is lacked are solved. According to the technical scheme, the wheelchair bed is characterized by comprising a bed body and a wheelchair, a bottom plate with rollers (the rotating direction is perpendicular to driving wheels) is arranged at the bottom of the wheelchair, a motor drives a threaded rod mechanism to push the bottom plate to move downwards, the driving wheels of the wheelchair are jacked up and suspended, and flexible tire supporting is converted into rigid mechanical supporting. The wheelchair and the bed body are mechanically interlocked through the movable armrests in cooperation with a positioning frame and a positioning groove at the bottom of the bed body. The device eliminates elastic settlement during load transfer, ensures absolute stability of a transfer plane, and enables a patient with spinal cord injury to safely and independently complete'zero-clearance 'translation in cooperation with a body position adjusting mechanism.

1. Name of the designed product: Electric wheelchair wheel (3.0). 2. Use of the designed product: The designed product is used for the hub of electric wheelchair. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

Wheel system comprising a wheel having a hub with a main axis (X), the hub comprising an inner face with an inner conical surface; a tubular element; a main shaft inserted into the tubular element; a hand-rim comprising an extension portion having a threaded portion; a braking pad having a braking surface and a first conical surface; a coupling member translatably movable axially between a first position in which it rotatably links the hand-rim and the hub, and a second position for braking the hub; a freewheel arranged between the tubular element and the hub; and a blocking part for blocking the rotation of the tubular element relative to the frame.

The present invention relates to a wheelchair mobility handle device. The device is comprised of a handle assembly is positioned within a hollow rim, wherein the rim is fastened to a wheel of a wheelchair. A band positioned within the rim attaches to a bearing on each side of a handle housing. Each bearing then attaches to a handle such that the handle can be pushed forward or backward to tighten the band and propel the wheelchair wheel forward or backward.

The utility model belongs to wheelchair technical field discloses a kind of wheelchair manual power drive device and wheelchair, wheelchair manual power drive device includes cross bar, clamping joint, directional swing piece and grip bar, cross bar opposite both ends are equipped with clamping joint, the position of clamping joint along the length direction of cross bar is adjustable, directional swing piece is located in the middle of cross bar, directional swing piece is configured as driving cross bar directional swing around first direction or second direction, grip bar is located in the end of directional swing piece away from cross bar;Wheelchair includes above-mentioned wheelchair manual power drive device, still includes body, wheel and limiting piece, wheel rotation is arranged in body, hand wheel ring is equipped on wheel, the clamping joint of cross bar opposite both ends is all clamped on hand wheel ring, limiting piece is arranged on body, for the swing range of limiting grip bar.This wheelchair manual power drive device, can be conveniently driven wheelchair forward and backward by user, simple structure, convenient operation is laborsaving.

1. Name of the product in this design: Wheel (front small wheel). 2. Intended use of this design: for wheelchair wheels. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention provides a special electric stair-climbing vehicle with two structures, which consists of a wheelchair, a hook, a motor, a storage battery, a transmission gear, a transmission chain, a power supply, a power supply and a power supply, wherein the hook is arranged on the upper edge of a backrest of the wheelchair and is bent backwards; the motor is fixed below a seat plate of the wheelchair; and two rear wheels and two front wheels or one front wheel are arranged below the wheelchair. A brake is arranged on a handle at the right end of the steering cross rod, and a hard brake is arranged on the right side of the wheelchair. The ladder can be hung on an inclined thicker steel pipe of a handrail of a stair handrail to slide back and forth to go upstairs and downstairs, and can also be easily separated from the inclined thicker steel pipe to run on the flat ground. And a track or a pipeline does not need to be additionally mounted on a stair, or a crawler belt does not need to be additionally mounted on the back of the wheelchair. The device can be used by themselves, is simple in structure, low in price, easy to operate and suitable for being independently used by users of common buildings with more than five floors.

This invention discloses a high torque density dual-rotor motor and an electric wheelchair using this motor. The motor is a radial flux motor, comprising a stator assembly, an outer rotor, an inner rotor, a planetary gear assembly, a connecting disc, a front cover, and a rear cover. The front and rear covers are joined to form a cavity that encloses all core components. The stator assembly has two optional structures: one is where the stator teeth and windings are fixed to the support disc and the closed slots in the stator's inner diameter by filling with epoxy resin; the other is where several individual stator teeth with windings are connected and fixed into a single unit using epoxy resin, and the entire unit is fixed to the support disc. Finally, the support disc fixes the entire stator to the front cover. In this design, the connecting disc enables synchronous rotation of the inner and outer rotors and transmits power to the shaft. The planetary gear assembly is built into the cavity to amplify torque. Most components of this motor use interference fits, resulting in a compact and lightweight structure with high torque density and transmission efficiency, stable operation, and suitability for the hub motor requirements of electric wheelchairs.

The invention discloses a joint function exercise auxiliary device for a rheumatism patient, and relates to the technical field of medical instruments, an auxiliary device body comprises a workbench, a fixing device and an exercise device, an adjusting groove is formed in the top surface of the workbench, a lead screw is installed between the inner walls of the adjusting groove, and the outer ring of the lead screw is sleeved with two sets of sliding blocks; the fixing device is installed in the adjusting groove, the fixing device comprises a fixed frame, a movable frame and an adjusting rod, and the fixing device has the advantages that the fixed frame and the movable frame are fixed through bolts, so that the movable frame can move upwards, a connecting block is installed on the top face of the movable frame, and the connecting block and the adjusting rod can rotate and move up and down; an included angle can be formed between the fixed frame and the movable frame by rotating the adjusting rod, when the included angle is larger, the wheels of the wheelchair can be lifted, otherwise, when the included angle is smaller, the wheels of the wheelchair and the fixing device are not connected, and the wheels can be driven away from the top face of the workbench at will.

The utility model discloses a wheel lifting mechanism of a vehicle-mounted wheelchair. The wheel lifting mechanism comprises a motor, a transmission mechanism, a four-bar mechanism, wheels and a mounting base, a mounting base is arranged between the wheels, the four-bar mechanism is connected with the wheels, and a transmission mechanism is arranged on the surface of the mounting base; the transmission mechanism comprises a shell, a driving gear, a driven gear, a ratchet wheel, a left steering gear lever, a right steering gear lever, a deflector rod, a deflector rod arm and a limiting block. The driving levers are arranged on the two sides of the driving lever arm, and the left steering gear lever and the right steering gear lever are both arranged on the inner wall of the shell and make contact with the driving levers. The device is simple in mechanical structure and high in reliability; when the seat is used, the wheels are supported on the ground, a good buffering effect is achieved, and people having difficulty in moving can sit in the seat and stand up from the seat stably.

1. Name of the product in this design: Displacement plate. 2. Purpose of this design: It is used for patients with limited mobility or disabled persons to move from bed to wheelchair, from wheelchair to bed, or from wheelchair to car, achieving rapid relocation. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a wheelchair fixing mechanism for a wheelchair storage device, and relates to the technical field of wheelchair storage equipment, the wheelchair fixing mechanism comprises a bottom plate fixedly connected in a storage rack of a wheelchair storage device main body; a plurality of mounting openings are fixedly connected to the interior of the bottom plate, and fixing assemblies are arranged in the mounting openings; the fixing assembly comprises a bottom box fixedly connected to the interior of the mounting opening, two symmetrically-distributed sliding plates are slidably connected to the interior of the bottom box, clamping plates are fixedly connected to the tops of the two sliding plates, adsorption grooves are formed in the middles of the opposite faces of the two sliding plates, and iron sheets are fixedly connected to the inner sides of the adsorption grooves; an electromagnet corresponding to the adsorption groove is fixedly connected to the center of the bottom of the inner cavity of the bottom box, and a pressing switch is fixedly connected to the bottom of the inner cavity of the bottom box. Iron sheets are attracted by electromagnets to drive the clamping plates to slide relatively, automatic clamping and fixing of wheelchair tires are achieved, convenience of fixing operation is improved, and displacement of a wheelchair in the storage process can be effectively prevented.

Wheelchair wheel system Wheel system (14,16) comprising a wheel (34) having a hub (36) having a main axis (X), the hub comprising an inner face (37) provided with an internal conical surface (38); a tubular element (22); a main shaft (20) engaged in said tubular element; a handrail (24) comprising an extension portion having a threaded part (30); a brake pad (56) having a braking surface (59) and a first conical surface (57); a coupling member (40) movable in axial translation between a first position in which it rotationally links the handrail and the hub, and a second position for braking the hub; a free wheel (44) disposed between the tubular element and the hub; and a locking piece (74) for locking the tubular element in rotation relative to the frame Figure for the abbreviation: Fig. 1.

The utility model belongs to the technical field of wheelchairs, and particularly relates to a wheelchair with a lifting platform. One end of the telescopic mechanism is fixedly arranged on the wheelchair, and the other end is fixedly provided with a lifting platform. The telescopic mechanism, the lifting platform and the wheelchair are cooperatively used, so that the problems that when an existing wheelchair is transferred on complex terrains, especially transferred from a vehicle to the ground and transferred from the ground to the vehicle, operation is inconvenient, and potential safety hazards exist are solved.

This invention discloses a detachable wheelchair lift and docking device. A fixing frame is used to secure it to the front of the wheelchair, and a wheelchair wheel is mounted on the bottom of the lift frame. One of the fixing frame and the lift frame is fixed to a first connecting part, and the other is fixed to a second connecting part. A shaft is laterally arranged on the first connecting part, and a mating part is provided on the second connecting part for engaging with the outer circumference of the shaft to rotate around it. The mating part and the shaft engage to allow the lift frame to swing and mount on the fixing frame, supporting the front of the wheelchair when the lift frame swings upright and lowering the front of the wheelchair when the lift frame swings tilted. A locking component is provided between the fixing frame and the lift frame to lock and unlock the relative displacement between the lift frame and the fixing frame. A shaft sliding outlet is provided on the radial side of the mating part for the shaft to slide in and out, allowing the lift frame to be detached from the fixing frame. This invention assists the user in raising and lowering the front of the wheelchair while solving the space occupation problem after the wheelchair lift is installed.

1. The name of the design product: Wheel for wheelchair (hollow 4-inch wheel). 2. The use of the design product: for the wheel of a wheelchair. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the field of integrated electric wheel body, concretely relates to a kind of integrated motor type wheelchair wheel, comprising: drive motor, the drive motor includes motor shell and rotates and is arranged in the output shaft in motor shell, and drive gear is installed on the output shaft;Wheel body, the wheel body rotation is installed on motor shell;Transmission ring, the inner side wall of transmission ring is equipped with internal tooth;Several rotation settings transmission gears, the transmission gear transmission is engaged between drive gear and internal tooth, and several transmission gears are around the center of output shaft and are distributed in central symmetry;Clutch device, clutch device is arranged between wheel body and transmission ring, and the clutch device is used to switch the connection and separation of wheel body and transmission ring. Since several transmission gears are around the center of output shaft and are distributed in central symmetry, the stability of transmission between output shaft and transmission ring can be improved, to improve the use performance.

The utility model discloses a hand-push ring for a wheelchair, which comprises a hand-push ring main body, a connecting assembly is arranged on the hand-push ring main body, the connecting assembly comprises a first connecting plate, a second connecting plate and a clamping assembly, the first connecting plate is arranged on the hand-push ring main body, the second connecting plate is arranged at the bottom end of the first connecting plate in a sliding manner, and the clamping assembly is arranged at the bottom end of the second connecting plate. The clamping assembly is arranged between the first connecting plate and the second connecting plate. According to the utility model, the arrangement mode that the connecting component is matched with the protecting component is utilized, so that the distance between the hand-push ring main body and the wheel can be adjusted according to the use requirement after the hand-push ring main body is mounted on the wheel of the wheelchair, an effective space is provided for manual rotation of an operator, and the convenience and flexibility of rotation of the hand-push ring main body are improved; meanwhile, under the arrangement of the protection assembly, the friction between the hand push ring main body and the hand of an operator is increased, the force application frequency of the operator is reduced, and the rotation effectiveness of the hand push ring main body is improved.

1. The name of the design product: carbon wheel (4 inches). 2. The use of the design product: for wheelchair wheels. 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 name of the design product: fine flower drum (24 spoke). 2. The use of the design product: for connecting and supporting spoke, is the wheelchair wheel group system components. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective drawing.

The present application relates to a frame with tilting wheels (4, 4 ') coupleable to a front fork of a vehicle, preferably a bicycle, suitable for moving a wheelchair or a transport vehicle, comprising a support structure (1) on which the front fork (2) is coupled, an upper rotating lever (5) tilting around the support structure (1), a respective tilting arm (3, 3') tilting around the upper rotating lever (5), and a respective side tie bar (6) tilting around the upper rotating lever (5). A tilting arm (3, 3 ') is connected to each of the wheels (4, 4') and to the support structure (1), and a side tie bar (6) pulls the tilting arm (3, 3 ') when the rotating bar (5) rotates while rotating and / or tilting the front fork (2). Likewise, the present application relates to a wheelchair provided with a chassis (9) on which a seat (9) and a backrest are fitted, the seat (9) and the backrest being integrated in a frame having inclined wheels.

1. Name of the designed product: Wheel of wheelchair. 2. Use of the designed product: Wheel for medical equipment, wheelchair. 3. Design points of the designed product: The shape. 4. Picture or photo that best shows the design points: Perspective view.

The utility model discloses a vehicle-mounted wheelchair rotating mechanism which comprises a wheelchair parking rotary table arranged on a vehicle body floor and a rotating assembly arranged below the vehicle body floor, the wheelchair parking rotary table is provided with fixing clamping jaws for fixing wheelchair wheels, and the bottom of the wheelchair parking rotary table is provided with a plurality of sets of universal wheels. A circular groove for accommodating the wheelchair parking turntable is formed in the floor of the vehicle body; the rotating assembly comprises a rotating shaft, a coupler and a rotating motor, the upper end of the rotating shaft is connected with the bottom of the wheelchair parking turntable, and the lower end of the rotating shaft is connected with the output end of the rotating motor through the coupler. The device facilitates adjustment of the riding direction of wheelchair passengers on the transfer trolley, and is simple in structure and convenient to operate.

The wheelchair chassis comprises a seat frame assembly, a folding assembly and a connecting assembly, the folding assembly is provided with a first transmission part, a second transmission part and a sliding sleeve, the first transmission part and the second transmission part are rotationally connected with each other, the sliding sleeve is arranged on the second transmission part in a sleeving mode, and the connecting assembly comprises a first connecting arm and a second connecting arm; the first connecting arm is connected with the seat frame assembly, the sliding sleeve and the second connecting arm, the second connecting arm is connected with the first transmission part and the wheelchair rear frame, and when the seat frame assembly is lifted or folded, the first connecting arm drives the sliding sleeve to slide and drives the two transmission parts to rotate relatively, so that the length of the chassis is shrunk. The length of the chassis is actively shortened when the wheelchair is folded, the space utilization rate is remarkably increased, and the wheelchair has the advantages of being stable in structure and labor-saving in operation.

Assembly or kit which is adaptable to an ordinary manually driven wheelchair, comprising one or two devices comprising a guide (1) provided with quick attachment means, a wheel slide (15) having a transverse bearing for a rear wheel which rotates between an advanced position and a retracted position, in which the rear wheel does not project beyond the side of the seat, an articulated elongate lever (28) having snap-fitting elements (23, 25) which are spaced apart by a distance equal to the distance between the advanced and retracted positions, and which can be snap-fitted with a complementary snap-fitting element (10) in these positions, and a means (10) for holding the lever in a non-snap-fitted position, the movement of the slide (15) releasing it automatically from the holding means (10).

The utility model relates to the technical field of manual wheelchairs, in particular to a manual wheelchair wheel which comprises an installation ring, a sliding clamping piece, a connecting plate, a protection plate, a connecting assembly and a hand driving assembly, the installation ring is installed on a wheel body through the connecting assembly, the sliding clamping piece is in sliding fit with the installation ring, and the connecting plate is fixedly installed on the sliding clamping piece. The protective plate is fixedly installed on the connecting plate and is close to the wheel body, the hand driving assembly is installed on the installation ring, a user puts the wrist on the protective plate, the installation ring and the wheel body are driven to rotate through the hand driving assembly, and due to the fact that the sliding clamping piece is in sliding fit with the installation ring, the protective plate cannot rotate along with the wheel body. And therefore, the protection plate can protect the wrist of the user, and the user is prevented from being hurt by the wheel body.

“Quartmove” a multifunctional wheelchair wheel (1) in its normal position characterized in that the wheel (1) changes its position by one of the four identical segments (2).

To obtain an advertisement system for wheelchair users which enables even a wheelchair user to obtain advertisement income according to his or her travel distance or travel range by confirming whether he or she has really gone out only by going out.SOLUTION: This advertisement service system for the wheelchair user is provided with a wheelchair 10 provided with an enterprise advertisement on a wheel, and has a means for obtaining a traveling distance by connecting a traveling start position, a traveling position and a traveling end position of the wheelchair 10, and paying an advertisement rate determined by the enterprise to the user according to the traveling distance.SELECTED DRAWING: Figure 1

The utility model provides a novel damping device for wheelchair wheels, which relates to the technical field of wheelchairs and comprises wheels, a rotating shaft is arranged at the center of each wheel, one side of each wheel is connected with a damping device through the rotating shaft, and the wheels are connected with a wheelchair through the damping devices. Wheelchair wheels are connected with the damping device through the rotating shafts, when the wheels encounter a bumpy road surface, the centers of the wheels move upwards, the rotating shafts of the wheels extrude the elastic damping assemblies upwards, the elastic damping assemblies are compressed, part of upward displacement of the connecting base and the wheelchair can be counteracted, and in other words, the upward moving amplitude of the whole wheelchair becomes small. When bumping on the lower side of the wheelchair disappears or becomes small, the wheels drive the rotating shafts and the elastic damping assemblies to gradually reset and rebound to the initial state to achieve the buffering and damping effect, and therefore the damping effect of the wheels is improved, and comfort and user experience are improved.

1. Name of the product in this design: Rear wheelchair wheel. 2. Intended use of this design: for wheelchairs. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.