Exercise wheelchair for exercise rehabilitation after leg operation

Abstract

The utility model discloses an exercise wheelchair for exercise rehabilitation after a leg operation, and relates to the technical field of wheelchairs, the exercise wheelchair specifically comprises a chair seat, the bottom of the chair seat is provided with a distance-variable wheel, the distance-variable wheel comprises first electric telescopic rods connected with two sides of the bottom of the chair seat and walking wheels connected with the tail ends of output shafts of the first electric telescopic rods; an exercise pedal is arranged on the front side of the chair seat and comprises a connecting block connected with the chair seat through a telescopic rotating structure, a second electric telescopic rod connected with the connecting block and a pedal fixedly connected with the other end of the second electric telescopic rod. The distance between the two walking wheels can be adjusted according to requirements, so that the wheelchair can adapt to various grounds, the adaptability of the wheelchair is improved, the wheelchair can avoid some ground obstacles, and walking of the wheelchair is facilitated; the inclination angle of the chair back can be adjusted according to requirements, so that the user can exercise the legs in various states, and the exercise rehabilitation exercise effect after the leg operation of the user is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wheelchair technical field, concretely is a kind of exercise wheelchair for postoperative exercise of leg. BACKGROUND

[0002] After leg surgery, rehabilitation training is needed, and leg rehabilitation training mainly includes joint function exercise and lower limb muscle strength training. Exercise wheelchair is a common wheelchair used for leg training. In related technology, the exercise wheelchair usually drives the user's leg movement by the up and down of the pedal, so as to achieve the purpose of leg exercise. In this process, the user is usually in a sitting position, but sitting and lifting the leg mainly enhances the core area muscle and hip muscle, and cannot focus on exercising the muscle on the front side of the thigh, resulting in limited leg exercise state, affecting the leg exercise effect, and the moving way of pedal is limited, affecting the exercise effect. Based on this, the present application provides an exercise wheelchair for postoperative exercise of leg. SUMMARY

[0003] The utility model provides an exercise wheelchair for postoperative exercise of leg, solves the problem of limited leg exercise state, affecting leg exercise effect, pedal moving way is limited, and affecting exercise effect in the above background art.

[0004] The utility model provides the following technical scheme: an exercise wheelchair for postoperative exercise of leg, including seat, the bottom of seat is equipped with variable interval wheel, and the variable interval wheel includes electric telescopic link one connected with both sides of seat bottom and walking wheel connected with the output shaft end of electric telescopic link one.

[0005] The front side of seat is equipped with exercise footboard, and the exercise footboard includes connecting block connected with seat through telescopic rotary structure, electric telescopic link two connected with connecting block and pedal fixedly connected with the other end of electric telescopic link two, and the side fixedly connected with support plate of pedal close to seat.

[0006] The rear side of seat is equipped with backrest, and the backrest includes fixed part movably connected with seat, movable part connected with fixed part through electric telescopic link four and telescopic support rod fixedly connected with the other end outer side of movable part.

[0007] Preferably, the telescopic rotary structure includes electric telescopic link three fixedly connected with the bottom of seat and servo motor one fixedly connected with the output shaft end of electric telescopic link three, and the output shaft end of servo motor one is fixedly connected with connecting block.

[0008] Preferably, the outer ring of servo motor one is fixedly connected with heat insulation sleeve, the output shaft end of electric telescopic link three is fixedly connected with heat insulation sleeve, and the bottom of heat insulation sleeve is evenly provided with heat dissipation hole.

[0009] Preferably, the support plate is provided with air vents evenly.

[0010] Preferably, both sides of the fixed part are movably connected to a rotating shaft, the rotating shaft is movably connected to the chair seat, a second servo motor is fixed to the bottom of the chair seat, and the end of the output shaft of the second servo motor is connected to the end of the rotating shaft.

[0011] Preferably, a buffer sleeve is fixedly connected to the end of the telescopic support rod away from the movable part.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. This exercise wheelchair for post-leg surgery rehabilitation can adjust the distance between the two wheels as needed, making it adaptable to various terrains and improving its versatility. It also helps the wheelchair avoid some ground obstacles, facilitating movement. The backrest tilt angle can be adjusted as needed, allowing users to exercise their legs in various positions and improving the effectiveness of post-leg surgery rehabilitation exercises.

[0014] 2. This exercise wheelchair for post-leg surgery rehabilitation features exercise pedals that can move in multiple planes, enabling movement of the legs in multiple directions and thus improving the effectiveness of leg exercises. Furthermore, the distance between the pedals and the seat is adjustable, making the exercise wheelchair suitable for users with various leg lengths and enhancing its adaptability. Attached Figure Description

[0015] Figure 1 This is a front view of the structure of this utility model;

[0016] Figure 2 The structure of this utility model Figure 1 Bottom diagram;

[0017] Figure 3 This is a schematic diagram of the chair back of this utility model in a horizontal state;

[0018] Figure 4 The structure of this utility model Figure 3 Rear view illustration;

[0019] Figure 5 This is a schematic diagram of the foot pedal structure of this utility model.

[0020] In the diagram: 1. Seat; 2. Electric telescopic rod II; 3. Pedal; 4. Support plate; 5. Fixed part; 6. Electric telescopic rod IV; 7. Movable part; 8. Servo motor I; 9. Electric telescopic rod III; 10. Electric telescopic rod I; 11. Servo motor II; 12. Buffer sleeve; 13. Telescopic support rod; 14. Connecting block; 15. Traveling wheel. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] The utility model provides a kind of exercise wheelchair for postoperative exercise of leg surgery, including seat 1, the bottom of seat 1 is equipped with variable spacing wheel, variable spacing wheel includes the electric telescopic link one 10 being connected with the both sides of seat 1 bottom and the walking wheel 15 being connected with the output shaft end of electric telescopic link one 10, the position of walking wheel 15 connected with electric telescopic link one 10 can be changed by the telescoping of electric telescopic link one 10, the distance between two walking wheels 15 can be adjusted according to requirement by user in the use process of this exercise wheelchair, the stability of the wheelchair is improved, and then the wheelchair can adapt to a variety of ground, the adaptability of the wheelchair is improved, and the wheelchair can avoid some ground obstacles, facilitate the walking of the wheelchair.

[0023] The rear side of seat 1 is equipped with chair back, and the chair back includes a fixed portion 5 and a movable portion 7 that are movably connected to the seat 1. The fixed portion 5 has two pivot shafts movably connected to its both sides. The pivot shafts are movably connected to the seat 1. A servo motor 11 is fixed to the bottom of the seat 1. The output shaft end of the servo motor 11 is connected to the end of the pivot shaft through a speed reducer. The rotation of the servo motor 11 can drive the rotation of the pivot shaft connected thereto, and the pivot shaft drives the rotation of the fixed portion 5 fixedly connected thereto, thereby changing the deflection angle of the chair back.

[0024] The fixed portion 5 and the movable portion 7 are connected by an electric telescopic rod 6. The telescoping of the electric telescopic rod 6 can change the position of the movable portion 7 connected thereto. The distance between the movable portion 7 and the fixed portion 5 changes, and the length of the chair back changes, so that the wheelchair can adapt to a variety of users and improve the adaptability of the wheelchair.

[0025] The two ends of the outer side of the other end of the movable portion 7 are fixedly connected with telescopic struts 13. The end of the telescopic struts 13 away from the movable portion 7 is fixedly connected with a buffer sleeve 12. The material of the buffer sleeve 12 can be rubber. When the chair back is in a horizontal state, the telescopic struts 13 can support the chair back, improving the stability of the wheelchair. When the chair back is in a non-horizontal state, the telescopic struts 13 can push the wheelchair to move.

[0026] Through the above description of the chair back, the user can be in various states such as lying or sitting on the wheelchair, improving the adaptability of the wheelchair, and enabling the user to exercise the legs in different states, thereby improving the exercise effect.

[0027] The front side of the seat 1 is provided with an exercise pedal, which comprises a connecting block 14 connected with the seat 1 through a telescopic rotary structure. The telescopic rotary structure comprises a motorized telescopic rod three 9 fixedly connected with the bottom of the seat 1 and a servo motor one 8 fixedly connected with the output shaft end of the motorized telescopic rod three 9. The output shaft end of the servo motor one 8 is fixedly connected with the connecting block 14 through a speed reducer. Through the arrangement of the servo motor one 8, the rotation of the servo motor one 8 can drive the rotation of the connecting block 14, and the extension and retraction of the motorized telescopic rod three 9 can change the position of the connecting block 14.

[0028] The outer ring of the servo motor one 8 is fixedly connected with a heat insulation sleeve, and the output shaft end of the motorized telescopic rod three 9 is fixedly connected with the heat insulation sleeve. The bottom of the heat insulation sleeve is uniformly provided with heat dissipation holes. Through the arrangement of the heat insulation sleeve, the heat generated by the servo motor one 8 during operation is avoided from affecting the user.

[0029] The other end of the connecting block 14 is fixedly connected with a motorized telescopic rod two 2, and the other end of the motorized telescopic rod two 2 is fixedly connected with a pedal 3. The extension and retraction of the motorized telescopic rod two 2 can change the position of the pedal 3, thereby improving the adaptability of the wheelchair. The side of the pedal 3 close to the seat 1 is fixedly connected with a support plate 4, and the support plate 4 is uniformly provided with air holes. Through the arrangement of the support plate 4, the support plate 4 can support the user's legs, facilitating the movement of the user's legs during the movement of the pedal, thereby realizing the rehabilitation exercise of the user's legs after surgery.

[0030] The electrical components involved in the present application are all prior art, and those skilled in the art understand their connection methods. Through the personnel in the art, all electrical components in the present application are connected with their adapted power supply through wires, and appropriate controllers are selected according to actual conditions to meet the control requirements. The specific connection and control sequence are described below, and the working order of each electrical device is completed. The detailed connection means is a known technology in the art, and the working principle and process are mainly introduced below, and the electrical control is not described.

[0031] As described above: when the user chooses to exercise the legs in a sitting state, the state of the exercise wheelchair is as follows: Figure 1 and Figure 2As shown, the user puts his feet on the pedal 3, the servo motor 8 rotates, the servo motor 8 drives the connecting block 14 connected thereto to rotate, the connecting block 14 drives the pedal 3 through the electric telescopic rod 2 to rotate, the pedal 3 drives the support plate 4 to rotate, the cooperation of the pedal 3 and the support plate 4 can realize the lifting and falling of the user's feet, thereby realizing the postoperative exercise rehabilitation of the user's legs, and changing the rotation angle of the pedal 3 can change the lifting height of the user's legs. Figure 3 and Figure 4 As shown, the user can increase a pillow on the chair back according to needs, the chair back is in a horizontal state under the action of the servo motor 11, the telescopic support rod 13 is elongated until the buffer sleeve 12 contacts the ground, the telescopic support rod 13 and the walking wheel 15 jointly support the wheelchair, the rotation of the pedal 3 can realize the lifting of the user's legs, the telescoping of the electric telescopic rod 9 can change the position of the pedal 3, when the pedal 3 moves, the pedal 3 drives the legs to move, realizing the movement of the legs in multiple directions, improving the leg exercise effect. When the wheelchair moves, the user can change the distance between the two walking wheels 15 according to needs, improving the stability of the wheelchair.

[0032] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, which will not be described in detail, the contents not described in detail in the description belong to the prior art known by the professional technical personnel in the field, although the embodiments of the utility model have been shown and described, it can be understood by the ordinary technical personnel in the field that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An exercise wheelchair for postoperative rehabilitation of leg surgery, comprising a seat (1), characterized in that: The bottom of the chair seat (1) is provided with variable distance wheels, which include an electric telescopic rod I (10) connected to both sides of the bottom of the chair seat (1) and a walking wheel (15) connected to the output shaft end of the electric telescopic rod I (10); The front side of the chair seat (1) is provided with an exercise pedal, which includes a connecting block (14) connected to the chair seat (1) through a telescopic rotating structure, an electric telescopic rod II (2) connected to the connecting block (14), and a pedal (3) fixedly connected to the other end of the electric telescopic rod II (2), and the side of the pedal (3) close to the chair seat (1) is fixedly connected with a support plate (4); The rear side of the chair seat (1) is provided with a chair back, which includes a fixed part (5) movably connected to the chair seat (1), a movable part (7) connected to the fixed part (5) through an electric telescopic rod IV (6), and an extension support rod (13) fixedly connected to the other end of the movable part (7).

2. The exercise wheelchair for postoperative motion rehabilitation of leg surgery according to claim 1, characterized in that: The telescopic rotating structure includes an electric telescopic rod III (9) fixedly connected to the bottom of the chair seat (1) and a servo motor I (8) fixedly connected to the output shaft end of the electric telescopic rod III (9), and the output shaft end of the servo motor I (8) is fixedly connected with the connecting block (14).

3. The exercise wheelchair for postoperative motion rehabilitation of leg surgery according to claim 2, characterized in that: The outer ring of the servo motor I (8) is fixedly connected with a heat insulation sleeve, the heat insulation sleeve is fixedly connected with the output shaft end of the electric telescopic rod III (9), and the bottom of the heat insulation sleeve is uniformly provided with heat dissipation holes.

4. The exercise wheelchair of claim 1, wherein: The support plate (4) is uniformly provided with air holes.

5. The exercise wheelchair of claim 1, wherein: The two sides of the fixed part (5) are movably connected with shafts, the shafts are movably connected with the chair seat (1), the bottom of the chair seat (1) is fixedly provided with a servo motor II (11), and the output shaft end of the servo motor II (11) is connected with the end of the shaft.

6. The exercise wheelchair of claim 1, wherein: The extension support rod (13) is fixedly connected with a buffer sleeve (12) at the end away from the movable part (7).

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