A multifunctional rehabilitation wheelchair

Abstract

The application discloses a multifunctional rehabilitation wheelchair, which comprises a cushion plate, a back plate, a support frame arranged at the bottom of the cushion plate, support plates arranged in the support frame, a rotating shaft arranged between the two support plates, wheels arranged at the two ends of the rotating shaft, a cam arranged on the rotating shaft, a square groove arranged on the side wall of the cushion plate, a plurality of fixing blocks arranged in the square groove, the back plate rotatably arranged on the fixing blocks at one side, a movable plate rotatably arranged at the other side of the back plate, a sliding groove arranged in the movable plate, and fixing holes arranged on the cushion plate and matched with clamping plates; the multifunctional rehabilitation wheelchair has various functions, the use angle, the movable plate can drive the back plate to rotate to a horizontal position and form a lying plate, the clamping plates support and fix the movable plate, and the multifunctional rehabilitation wheelchair is simple to unfold and fold and is convenient for users to lie down, and the multifunctional rehabilitation wheelchair realizes massage of the hands and feet of the users.

Description

Technical Field

[0001] This invention relates to the field of rehabilitation wheelchair technology, specifically a multifunctional rehabilitation wheelchair. Background Technology

[0002] A wheelchair is a chair with wheels, an important means of transportation for the injured, sick, and disabled, for medical treatment and outings. Wheelchairs are an important means of mobility for people with physical disabilities, allowing them to engage in moderate physical exercise and participate in social activities. To prevent people with disabilities from sitting in wheelchairs for extended periods and causing their condition to worsen, rehabilitation wheelchairs with rehabilitation functions are needed.

[0003] Existing rehabilitation wheelchairs have limited functions and can only be used for mobility. They cannot massage or exercise the hands and feet of disabled people, which is not conducive to their rehabilitation. Moreover, rehabilitation wheelchairs cannot be used to lie down, and users can only sit in the wheelchair, which is inconvenient. Summary of the Invention

[0004] The purpose of this invention is to provide a multifunctional rehabilitation wheelchair to solve the problem of inconvenience in using existing rehabilitation wheelchairs.

[0005] To achieve the above objectives, the present invention provides the following technical solution:

[0006] A multifunctional rehabilitation wheelchair, including a pad, and also including:

[0007] The back plate has a support frame at its bottom, a support plate inside the support frame, a rotating shaft between two support plates, wheels at both ends of the rotating shaft, a cam on the rotating shaft, a square groove on the side wall of the pad, multiple fixing blocks inside the square groove, a rotatable mounting plate on one side of the back plate, a movable plate on the other side of the back plate, a sliding groove inside the movable plate, a locking plate inside the sliding groove, a handle on the locking plate, and a fixing hole on the pad that mates with the locking plate.

[0008] The massage ball has a movable rod slidably mounted on the pad, and a handrail for placing the hand is mounted on the movable rod. A fixing frame is mounted on the side wall of the pad, and a support part for placing the leg is mounted on the fixing frame. The support part has multiple through holes inside, and the massage ball is slidably mounted on the support part through an external groove. A transmission block that cooperates with the massage ball is mounted inside the support part.

[0009] The transmission mechanism is located between the movable rod and the transmission block and is connected to the cam; the movable plate unfolds outward by driving the back plate to rotate and form a reclining board for lying down; the armrest drives the movable rod to move downward; the movable rod drives the transmission block to move by cooperating with the transmission mechanism; the transmission block massages the legs by squeezing the massage balls.

[0010] Based on the above technical solutions, the present invention also provides the following optional technical solutions:

[0011] In one alternative embodiment: the transmission mechanism includes a traction rope, a fixed wheel, a movable wheel, and a cable guide tube. A fixed rod is provided at the bottom of the pad, and a fixed wheel and a movable wheel are respectively installed on the two fixed rods. One end of the traction rope is connected to the fixed wheel, and the other end of the traction rope passes through the support part and is connected to the transmission block. A cable guide tube is provided at the bottom of the movable rod, and the traction rope passes through the cable guide tube and slides with it. The traction rope passes through the movable wheel and the cam in sequence.

[0012] In one alternative: an elastic element is sleeved on the outside of the movable rod, one end of the elastic element is connected to the pad, and a return spring is provided inside the support part, one end of the return spring is connected to the transmission block.

[0013] In one alternative: the fixing frame has an adjustment groove, the bottom of the support part is provided with a connecting rod, one end of the connecting rod passes through the adjustment groove and is provided with a locking nut, a guide wheel is provided inside the adjustment groove, and the traction rope passes through the guide wheel and slides with it.

[0014] In one alternative: a hinge is provided between the back panel and the movable panel, the back panel is rotatably connected to the movable panel via the hinge, and a side panel is provided on the back panel.

[0015] In one alternative: the sliding groove is provided with a guide groove and a limiting groove, the limiting groove is connected to the guide groove, and limiting rods are provided on both sides of the card plate, with both ends of the limiting rods passing through the limiting grooves and slidingly engaging with them.

[0016] In one alternative: the support frame has a mounting rod at its bottom, the mounting rod has an auxiliary wheel, and the fixed frame has a foot pedal at its bottom.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0018] This multifunctional rehabilitation wheelchair offers a variety of functions and can be used at various angles to perform rehabilitation exercises for the hands and massage the feet. The movable board can rotate the backrest to a horizontal position to form a reclining platform, which is supported and fixed by a locking plate. It is easy to unfold and fold, allowing users to lie down comfortably. When the wheelchair is stationary, users can perform rehabilitation exercises by moving the armrests up and down. The movable rod, in conjunction with the transmission mechanism, drives the transmission block to move, which massages the legs by squeezing the massage balls, accelerating the user's rehabilitation. When the wheelchair is moving, the cam moves the massage balls and armrests via the traction rope, providing massage for the user's hands and feet. Attached Figure Description

[0019] Figure 1 This is a structural diagram of a multifunctional rehabilitation wheelchair.

[0020] Figure 2 This is a schematic diagram of the transmission mechanism in a multifunctional rehabilitation wheelchair.

[0021] Figure 3 This is a schematic diagram of the wiring conduit in a multifunctional rehabilitation wheelchair.

[0022] Figure 4 This is a schematic diagram of the structure of the back of a multifunctional rehabilitation wheelchair.

[0023] Figure 5 This is a schematic diagram of the structure of the back panel of the multifunctional rehabilitation wheelchair after it has been unfolded.

[0024] Figure 6 This is a cross-sectional view of the movable panel in a multifunctional rehabilitation wheelchair.

[0025] Figure 7 This is a cross-sectional view of the support structure in a multifunctional rehabilitation wheelchair.

[0026] Figure 8 This is a cross-sectional view of the massage ball in a multifunctional rehabilitation wheelchair.

[0027] Figure reference numerals: 1-pad, 101-square groove, 102-fixing hole, 2-support frame, 3-auxiliary wheel, 4-wheel, 5-support plate, 6-rotating shaft, 7-mounting rod, 8-fixed frame, 801-adjustment groove, 9-support part, 901-through hole, 10-foot pedal, 11-guide wheel, 12-handrail, 13-moving rod, 14-back plate, 15-moving plate, 151-sliding groove, 152-guide groove, 153-limiting groove, 16-side plate, 17-fixing block, 18-hinge, 19-moving wheel, 20-traction rope, 21-fixing rod, 22-fixing wheel, 23-cam, 24-connecting rod, 25-wire guide tube, 26-elastic element, 27-massage ball, 271-groove, 28-clamping plate, 29-handle, 30-limiting rod, 31-transmission block, 32-reset spring. Implementation

[0028] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the invention.

[0029] The specific implementation of the present invention will be described in detail below with reference to specific embodiments.

[0030] like Figure 1-8 As shown, a multifunctional rehabilitation wheelchair according to an embodiment of the present invention includes a pad 1, and further includes:

[0031] The back panel 14 has a support frame 2 at its bottom. The back panel 1 and the two support frames 2 form the external frame of the rehabilitation wheelchair. A seat cushion is provided on the back panel 1. Each of the two support frames 2 has a support plate 5 inside. A rotating shaft 6 is rotatably connected between the two support plates 5. Both ends of the rotating shaft 6 pass through the support plates 5 and are equipped with wheels 4. The two wheels 4 are installed on both sides of the external frame, allowing the rehabilitation wheelchair to move. Two symmetrical cams 23 are fixedly installed on the rotating shaft 6. A square groove 101 is provided on the side wall of the back panel 1. Multiple fixing blocks 17 are fixedly installed inside the square groove 101. The back panel 14 is rotatably mounted on one side of the fixing block 17. The back panel 14 is rotatably mounted on the back panel 14 through the fixing block 17. The back panel 14 forms the backrest of the rehabilitation wheelchair. A movable plate 15 is rotatably connected to the other side of the back panel 14. The movable plate 15 and the back plate 14 can rotate and unfold outward to form a horizontal plate for lying down. The movable plate 15 has a sliding groove 151 inside, and a locking plate 28 is slidably disposed inside the sliding groove 151. The locking plate 28 is provided with a handle 29. The pad plate 1 has a fixing hole 102 that cooperates with the locking plate 28. The locking plate 28 can be moved up and down by the handle 29. When the movable plate 15 and the back plate 14 are moved to the vertical direction, the locking plate 28 is moved downward. The bottom end of the locking plate 28 passes through the fixing hole 102, which can fix the movable plate 15 and the back plate 14. The back plate 14 is the backrest of the rehabilitation wheelchair. The wheelchair can be moved by the handle 29. When the movable plate 15 and the back plate 14 are unfolded to the horizontal position, the locking plate 28 is rotated to the vertical position. The bottom of the locking plate 28 contacts the ground, which can support the movable plate 15 and make it convenient for the user to lie down.

[0032] The massage ball 27 has a vertically slidable movable rod 13 on the pad 1. The movable rod 13 has handrails 12 for resting the hands. Two handrails 12 are located on both sides of the pad 1 for convenient hand placement. Two sets of fixing brackets 8 are provided on the side wall of the pad 1. The fixing brackets 8 are inclined plates fixed with bolts and can be pulled out from the side wall of the pad 1 for easy installation and disassembly. The fixing brackets 8 have support parts 9 for resting the legs. Both the support parts 9 and the handrails 12 have rubber pads or base fabric on their outer surfaces to prevent scratches to the user. The support parts 9 have multiple through holes inside. 901, A massage ball 27 is provided inside the through hole 901. The massage ball 27 is made of elastic material. A groove 271 is provided in the center of the massage ball 27. The massage ball 27 is engaged with the through hole 901 through the groove 271, so that the massage ball 27 can slide up and down and rotate. A transmission block 31 is provided inside the support part 9, which cooperates with the massage ball 27. The transmission block 31 can slide back and forth inside the support part 9. The transmission block 31 drives the massage ball 27 to rotate and pushes the massage ball 27 outward. The massage ball 27 contacts the user's leg and massages the user, accelerating the user's recovery speed.

[0033] The transmission mechanism is located between the movable rod 13 and the transmission block 31 and is connected to the cam 23; the movable plate 15 unfolds outward by driving the back plate 14 to rotate and forms a reclining board for lying down; the armrest 12 drives the movable rod 13 to move downward; the movable rod 13 drives the transmission block 31 to move by cooperating with the transmission mechanism; the transmission block 31 massages the legs by squeezing the massage ball 27.

[0034] like Figure 2-3 As shown, in a preferred embodiment of the present invention, the transmission mechanism includes a traction rope 20, a fixed wheel 22, a movable wheel 19, and a cable guide tube 25. Two sets of transmission mechanisms are arranged on both sides of the bottom of the pad 1. A fixed rod 21 is provided at the bottom of the pad 1, and the movable wheel 19 is rotatably arranged at the bottom of the fixed rod 21. The fixed wheel 22 is fixedly arranged at the bottom of the other fixed rod 21. The cable guide tube 25 is provided at the bottom of the movable rod 13. The connection method of the traction rope 20 is as follows: Figure 2 As shown, the traction rope 20 passes through the cable tube 25 and slides with it. One end of the traction rope 20 is fixedly mounted on the fixed wheel 22. The traction rope 20 passes through the cable tube 25, the movable wheel 19 and the cam 23 in sequence. The other end of the traction rope 20 passes into the support part 9 and is connected to the transmission block 31.

[0035] like Figure 2-3As shown, in a preferred embodiment of the present invention, an elastic element 26 is sleeved on the outside of the movable rod 13. One end of the elastic element 26 is connected to the pad 1. A return spring 32 is provided inside the support part 9. One end of the return spring 32 is connected to the transmission block 31. The movable rod 13 is in its initial position under the pull of the elastic element 26, as shown in the figure. Figure 2 As shown, the wheelchair is stationary at this time, and the cam 23 cannot move the traction rope 20. The user presses the armrest 12 downward with his / her hand. The armrest 12 drives the movable rod 13 and the cable tube 25 to descend. The cable tube 25 pulls the traction rope 20 downward. One end of the traction rope 20 pulls the transmission block 31 upward. The transmission block 31 drives the massage ball 27 to massage the user's feet. The user can perform rehabilitation exercises for his / her hands by moving the armrest up and down. When the wheelchair is pushed, the traction rope 20 is squeezed downward by the rotating cam 23. The traction rope 20 pulls the transmission block 31 and drives the cable tube 25 to move upward, which can massage the feet. The armrest 12 is equipped with rubber balls. The armrest 12 drives the hands to move up and down and continue to massage.

[0036] like Figure 1 As shown, in a preferred embodiment of the present invention, the fixing frame 8 is provided with an adjustment groove 801, and the bottom of the support part 9 is provided with a connecting rod 24. One end of the connecting rod 24 passes through the adjustment groove 801 and is provided with a locking nut. By loosening the locking nut, the position of the support part 9 can be adjusted. The adjustment groove 801 is provided with a guide wheel 11, and the traction rope 20 passes through the guide wheel 11 and slides with it.

[0037] like Figure 1 As shown, in a preferred embodiment of the present invention, a hinge 18 is provided between the back plate 14 and the movable plate 15, the back plate 14 is rotatably connected to the movable plate 15 through the hinge 18, and a side plate 16 is provided on the back plate 14.

[0038] like Figure 4-6As shown, in a preferred embodiment of the present invention, the sliding groove 151 is provided with a guide groove 152 and a limiting groove 153. Limiting rods 30 are provided on both sides of the clamping plate 28. Both ends of the limiting rods 30 pass into the limiting grooves 153 and slide within them. The limiting grooves 153 are connected to the guide grooves 152. Both the limiting grooves 153 and 152 are square grooves. The limiting rods 30 are square rods. The size of the limiting groove 153 is smaller than the size of the guide groove 152. The limiting rods 30 fit snugly inside the limiting grooves 153. The limiting rods 30 only... The limiting rod 30 cannot rotate along the limiting groove 153. When the back panel 14 unfolds outward to form a reclining board, the limiting rod 30 is located inside the guide groove 152. The locking plate 28 rotates to the vertical position and drives the limiting rod 30 to rotate. The locking plate 28 moves along the sliding groove 151 and drives the limiting rod 30 to slide into the limiting groove 153. Since the limiting rod 30 cannot rotate in the limiting groove 153, it can limit and fix the locking plate 28, ensuring the stability of the movable plate 15 and preventing the wheelchair from becoming unusable due to the rotation of the locking plate 28.

[0039] like Figure 1 As shown, in a preferred embodiment of the present invention, the support frame 2 is provided with mounting rods 7 at both ends of the bottom, and the mounting rods 7 are provided with auxiliary wheels 3. The auxiliary wheels 3 can be universal wheels with brakes, and the bottom end of the fixed frame 8 is provided with a foot pedal 10.

[0040] The above embodiments of the present invention provide a multifunctional rehabilitation wheelchair. The multifunctional rehabilitation wheelchair consists of an outer frame formed by a pad 1 and a support frame 2. Wheels 4, armrests 12, and support parts 9 are installed on the outer frame. When the wheelchair is stationary, the user moves the armrests 12 up and down to perform rehabilitation exercises on their hands. The armrests 12 drive the movable rod 13 and the cable tube 25 to descend. The cable tube 25 pulls the traction rope 20 downward, and one end of the traction rope 20 pulls the transmission block 31 upward. The transmission block 31 drives the massage ball 27 to massage the user's feet. When the wheelchair moves, the wheels 4 drive the rotating shaft 6 and the cam 23. When rotated, cam 23 presses down on traction rope 20. One end of traction rope 20 pulls transmission block 31, which drives massage ball 27 to rotate and pushes massage ball 27 outward. Massage ball 27 contacts the user's legs and massages the user. The other end of traction rope 20 is fixed to fixed wheel 22. Traction rope 20 lifts movable rod 13 upward through cable tube 25. Movable rod 13 drives armrest 12 to move, realizing massage of the user's hands and feet. Alternatively, armrest 12 can be replaced with support part 9. Both ends of traction rope 20 are connected to transmission block 31, making the massage effect of armrest 12 better.

[0041] The above description is merely a specific embodiment of this disclosure, but the scope of protection of this disclosure is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this disclosure should be included within the scope of protection of this disclosure. Therefore, the scope of protection of this disclosure should be determined by the scope of the claims.

Claims

1. A multifunctional rehabilitation wheelchair, comprising a cushion, characterized in that, Also includes: The back plate has a support frame at its bottom, a support plate inside the support frame, a rotating shaft between two support plates, wheels at both ends of the rotating shaft, a cam on the rotating shaft, a square groove on the side wall of the pad, multiple fixing blocks inside the square groove, a rotatable mounting plate on one side of the back plate, a movable plate on the other side of the back plate, a sliding groove inside the movable plate, a locking plate inside the sliding groove, a handle on the locking plate, and a fixing hole on the pad that mates with the locking plate. The massage ball has a movable rod slidably mounted on the pad, and a handrail for placing the hand is mounted on the movable rod. A fixing frame is mounted on the side wall of the pad, and a support part for placing the leg is mounted on the fixing frame. The support part has multiple through holes inside, and the massage ball is slidably mounted on the support part through an external groove. A transmission block that cooperates with the massage ball is mounted inside the support part. The transmission mechanism is located between the movable rod and the transmission block and is connected to the cam; the movable plate unfolds outward by driving the back plate to rotate and forms a reclining board for lying down; the armrest drives the movable rod to move downward; the movable rod drives the transmission block to move by cooperating with the transmission mechanism; the transmission block massages the legs by squeezing the massage balls. The transmission mechanism includes a traction rope, a fixed wheel, a movable wheel, and a cable guide tube. A fixed rod is provided at the bottom of the pad, and a fixed wheel and a movable wheel are respectively installed on the two fixed rods. One end of the traction rope is connected to the fixed wheel, and the other end of the traction rope passes through the support part and is connected to the transmission block. A cable guide tube is provided at the bottom of the movable rod, and the traction rope passes through the cable guide tube and slides with it. The traction rope passes through the movable wheel and the cam in sequence. An elastic element is sleeved on the outside of the movable rod. One end of the elastic element is connected to the pad. A return spring is provided inside the support part. One end of the return spring is connected to the transmission block.

2. The multifunctional rehabilitation wheelchair according to claim 1, characterized in that, The fixed frame is provided with an adjustment groove, and the bottom of the support part is provided with a connecting rod. One end of the connecting rod passes through the adjustment groove and is provided with a locking nut. A guide wheel is provided inside the adjustment groove, and the traction rope passes through the guide wheel and slides with it.

3. The multifunctional rehabilitation wheelchair according to claim 1, characterized in that, A hinge is provided between the back panel and the movable panel, and the back panel is rotatably connected to the movable panel via the hinge. A side panel is provided on the back panel.

4. The multifunctional rehabilitation wheelchair according to claim 3, characterized in that, The sliding groove is provided with a guide groove and a limiting groove. The limiting groove is connected to the guide groove. Limiting rods are provided on both sides of the card plate. Both ends of the limiting rods pass into the limiting groove and slide with it.

5. The multifunctional rehabilitation wheelchair according to claim 1, characterized in that, The support frame has a mounting rod at its bottom, an auxiliary wheel on the mounting rod, and a foot pedal at the bottom of the fixed frame.

Images