Leg supporting structure of exoskeleton rehabilitation wheelchair

Abstract

The utility model discloses a leg supporting structure of an exoskeleton rehabilitation wheelchair, and particularly relates to the technical field of rehabilitation wheelchairs, the leg supporting structure comprises a fixed frame, a chassis is fixedly arranged at the bottom of the fixed frame, four driving wheels are rotatably arranged at the bottom of the chassis, two fixed seats are fixedly arranged on one side of the top of the fixed frame, and the two fixed seats are arranged on the chassis. By arranging the thigh fixing arm, the shank fixing arm and the foot fixing plate, the thigh of a patient is fixedly supported through the thigh fixing arm during use, the shank of the patient is fixedly supported through the shank fixing arm, and the leg of the patient is fixedly supported through the foot fixing plate. The foot of a patient is supported and protected through the foot fixing plate, so that the legs of the patient can move at will while being fixedly supported, and by arranging the first connecting metal plate and the second telescopic rod, telescopic adjustment is conducted during use so as to adapt to different patients, and the practicability of the structure is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rehabilitation wheelchairs, and more specifically, to a leg support structure of an exoskeleton rehabilitation wheelchair. Background Art

[0002] The exoskeleton rehabilitation wheelchair is an advanced rehabilitation device that combines exoskeleton technology with wheelchair design. It provides support for patients with lower limb disabilities through an exoskeleton structure and uses electric motors, sensors, and intelligent control systems to achieve assisted walking. This wheelchair not only helps patients stand and walk again, but also plays an important role in rehabilitation training, promoting neural remodeling and functional recovery. The design of the exoskeleton rehabilitation wheelchair fully considers the patient's comfort and ease of use. It is made of lightweight, high-strength materials and is equipped with a variety of sensors and intelligent control systems to ensure the patient's movement stability and safety. With the continuous advancement of technology, the exoskeleton rehabilitation wheelchair will have broader development prospects in the future, bringing good news to more patients with lower limb disabilities.

[0003] In existing exoskeleton rehabilitation wheelchairs, although the leg support structure fixes and protects the patient's legs, it also restricts the patient's leg movement, making movement very cumbersome and difficult to adjust, and cannot accommodate multiple patients at the same time. Therefore, in order to solve the above problems, the existence of a leg support structure for an exoskeleton rehabilitation wheelchair is very necessary. Utility Model Content

[0004] The main technical problem solved by the present invention is to provide a leg support structure for an exoskeleton rehabilitation wheelchair, which can solve the problems raised by the above-mentioned background technology.

[0005] In order to solve the above technical problems, according to one aspect of the utility model, more specifically, a leg support structure of an exoskeleton rehabilitation wheelchair includes a fixed frame, a chassis is fixedly provided at the bottom of the fixed frame, four driving wheels are rotatably provided at the bottom of the chassis, two fixed seats are fixedly provided on one side of the top of the fixed frame, the bottoms of the two fixed seats are rotatably connected to rehabilitation training devices, the bottoms of the two rehabilitation training devices are rotatably connected to foot fixing plates, the rehabilitation training device includes two thigh fixing arms rotatably connected to one side of the bottom of the two fixed seats, the bottoms of the two thigh fixing arms are rotatably connected to calf fixing arms, and the two foot fixing plates are rotatably connected to the opposite sides of the bottoms of the two calf fixing arms.

[0006] Furthermore, a first telescopic rod is fixedly provided inside the thigh fixing arm, a first connecting sheet metal is fixedly provided at the bottom of the first telescopic rod, the first connecting sheet metal is rotatably connected to the top side of the calf fixing arm, a second telescopic rod is fixedly provided inside the calf fixing arm, a connecting block is fixedly provided at the bottom of the second telescopic rod, and the foot fixing plate is rotatably connected to the bottom side of the connecting block.

[0007] Furthermore, a second connecting sheet metal is fixedly provided on one side of the foot fixing plate, the second connecting sheet metal is rotatably connected to one side of the connecting block, and four rollers are rotatably connected to the bottom of the foot fixing plate.

[0008] Furthermore, armrests are rotatably provided on the top of the two fixing seats on a side close to the fixing frame, and a controller is fixedly provided on one of the armrests on a side away from the fixing frame.

[0009] Furthermore, a back frame is telescopically provided on the top of the fixed frame, and a head frame is telescopically provided on the top of the back frame.

[0010] Furthermore, the two thigh fixing arms are fixedly provided with thigh guards on the side close to the fixing frame, and the two calf fixing arms are fixedly provided with calf guards on the side away from the fixing frame.

[0011] Furthermore, anti-slip pads are fixedly provided on the top of the two foot fixing plates, and the anti-slip pads are made of rubber.

[0012] The beneficial effects of the leg support structure of the exoskeleton rehabilitation wheelchair of the utility model are:

[0013] By providing the thigh fixing arm, the calf fixing arm and the foot fixing plate, the thigh of the patient is fixedly supported by the thigh fixing arm, the calf fixing arm is fixedly supported by the patient, and the foot fixing plate is used to support and protect the patient's foot, so that the patient's legs can move freely while being fixed and supported. In addition, by providing the first connecting sheet metal and the second telescopic rod, the device can be telescopically adjusted during use to adapt to different patients, thereby effectively improving the practicality of the structure.

[0014] By providing a second connecting sheet metal and a roller, the distance between the foot fixing plate and the connecting block is extended by the second connecting sheet metal during use, so that the patient can rotate more smoothly, and the friction between the roller and the bottom edge is convenient for the patient to perform rehabilitation training. By providing armrests and a controller, the patient's hands are supported by the armrests during use, and the device is controlled by the controller, which makes operation more convenient. By providing a back frame and a head frame, the patient's back and neck are supported by the back frame and the head frame during use, which improves safety. By providing thigh guards and calf guards, the patient's legs are limited during use, which further improves safety. By providing anti-slip pads to increase the anti-slip properties of the top of the foot fixing plate, safety during use is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0016] Figure 1 This is a schematic diagram of the overall structure of the leg support structure of an exoskeleton rehabilitation wheelchair of the present invention;

[0017] Figure 2 This is a structural diagram of a rehabilitation training device for a leg support structure of an exoskeleton rehabilitation wheelchair according to the present invention;

[0018] Figure 3 This is a schematic diagram of the thigh fixing arm structure of the leg support structure of an exoskeleton rehabilitation wheelchair of the present invention;

[0019] Figure 4 This is a schematic diagram of the foot fixing plate structure of the leg support structure of an exoskeleton rehabilitation wheelchair in the present utility model.

[0020] In the figure: 1. Fixed frame; 10. Chassis; 11. Back frame; 12. Driving wheel; 13. Head frame; 14. Armrest; 15. Controller; 2. Fixed seat; 3. Rehabilitation training device; 30. Thigh fixed arm; 31. First telescopic rod; 32. First connecting sheet metal; 33. Calf fixed arm; 34. Second telescopic rod; 35. Connecting block; 36. Thigh guard; 37. Calf guard; 4. Foot fixing plate; 40. Second connecting sheet metal; 41. Roller; 42. Anti-slip pad. DETAILED DESCRIPTION

[0021] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that, unless there is a conflict, the embodiments and features in the embodiments of the present application can be combined with each other.

[0022] like Figure 1-4As shown, according to one aspect of the present invention, a leg support structure of an exoskeleton rehabilitation wheelchair is provided, including a fixed frame 1, a chassis 10 is fixedly provided at the bottom of the fixed frame 1, four driving wheels 12 are rotatably provided at the bottom of the chassis 10, two fixed seats 2 are fixedly provided on one side of the top of the fixed frame 1, the bottoms of the two fixed seats 2 are rotatably connected to rehabilitation training devices 3, the bottoms of the two rehabilitation training devices 3 are rotatably connected to foot fixing plates 4, the rehabilitation training devices 3 include two thigh fixing arms 30 rotatably connected to one side of the bottom of the two fixed seats 2, the bottoms of the two thigh fixing arms 30 are rotatably connected to calf fixing arms 33, and the two foot fixing plates 4 are rotatably connected to the opposite side of the bottoms of the two calf fixing arms 33. By arranging the thigh fixing arms 30, the calf fixing arms 33 and the foot fixing plates 4, when in use, the patient's thighs are fixedly supported by the thigh fixing arms 30, the patient's calves are fixedly supported by the calf fixing arms 33, and the patient's feet are supported and protected by the foot fixing plates 4, so that the patient's legs can move freely while being fixed and supported.

[0023] In this embodiment, a first telescopic rod 31 is fixedly provided inside the thigh fixing arm 30, a first connecting sheet metal 32 is fixedly provided at the bottom of the first telescopic rod 31, the first connecting sheet metal 32 is rotatably connected to the top side of the calf fixing arm 33, a second telescopic rod 34 is fixedly provided inside the calf fixing arm 33, a connecting block 35 is fixedly provided at the bottom of the second telescopic rod 34, and the foot fixing plate 4 is rotatably connected to the bottom side of the connecting block 35. By providing the first connecting sheet metal 32 and the second telescopic rod 34, telescopic adjustment can be performed during use to adapt to different patients, thereby effectively improving the practicality of the structure.

[0024] In this embodiment, a second connecting sheet metal 40 is fixedly provided on one side of the foot fixing plate 4, and the second connecting sheet metal 40 is rotatably connected to one side of the connecting block 35. Four rollers 41 are rotatably connected to the bottom of the foot fixing plate 4. By setting the second connecting sheet metal 40 and the rollers 41, the second connecting sheet metal 40 is used to extend the distance between the foot fixing plate 4 and the connecting block 35 during use, so that the patient can rotate more smoothly, and the rollers 41 rub against the bottom edge, which is convenient for the patient to perform rehabilitation training.

[0025] In this embodiment, armrests 14 are rotatably provided on the top of the two fixing seats 2 on the side close to the fixing frame 1, and one of the armrests 14 is fixedly provided with a controller 15 on the side away from the fixing frame 1. By providing the armrests 14 and the controller 15, the patient's hands are supported by the armrests 14 during use, and the device is controlled by the controller 15, which makes operation more convenient.

[0026] In this embodiment, a back frame 11 is telescopically provided on the top of the fixed frame 1, and a head frame 13 is telescopically provided on the top of the back frame 11. By providing the back frame 11 and the head frame 13, the patient's back and neck are supported by the back frame 11 and the head frame 13 during use, thereby improving safety.

[0027] In this embodiment, the two thigh fixing arms 30 are fixedly provided with thigh guards 36 on the side close to the fixing frame 1, and the two calf fixing arms 33 are fixedly provided with calf guards 37 on the side away from the fixing frame 1. By providing the thigh guards 36 and the calf guards 37, the patient's legs are limited during use, thereby further improving safety.

[0028] In this embodiment, anti-skid pads 42 are fixedly provided on the top of the two foot fixing plates 4. The anti-skid pads 42 are made of rubber. The anti-skid pads 42 increase the anti-skid property of the top of the foot fixing plates 4 and improve safety during use.

[0029] The working principle of this device is: when in use, the patient's thigh is fixed and supported by the thigh fixing arm 30, the patient's calf is fixed and supported by the calf fixing arm 33, and the patient's foot is supported and protected by the foot fixing plate 4, so that the patient's legs can move freely while being fixed and supported, and by setting the first connecting sheet metal 32 and the second telescopic rod 34, telescopic adjustment is performed during use to adapt to different patients, effectively improving the practicality of the structure.

[0030] The electrical components that appear in this article are all electrical components that exist in reality.

[0031] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention also fall within the scope of protection of the present invention.

Claims

1. A leg support structure of an exoskeleton rehabilitation wheelchair, comprising a fixed frame (1), characterized in that: A chassis (10) is fixedly provided at the bottom of the fixed frame (1), four driving wheels (12) are rotatably provided at the bottom of the chassis (10), two fixed seats (2) are fixedly provided at one side of the top of the fixed frame (1), the bottoms of the two fixed seats (2) are rotatably connected to rehabilitation training devices (3), and the bottoms of the two rehabilitation training devices (3) are rotatably connected to foot fixing plates (4); The rehabilitation training device (3) comprises two thigh fixing arms (30) rotatably connected to one side of the bottom of the two fixing seats (2), the bottoms of the two thigh fixing arms (30) are rotatably connected to the calf fixing arms (33), and the two foot fixing plates (4) are rotatably connected to the opposite side of the bottoms of the two calf fixing arms (33).

2. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 1, characterized in that: A first telescopic rod (31) is fixedly provided inside the thigh fixing arm (30), a first connecting sheet metal (32) is fixedly provided at the bottom of the first telescopic rod (31), the first connecting sheet metal (32) is rotatably connected to one side of the top of the calf fixing arm (33), a second telescopic rod (34) is fixedly provided inside the calf fixing arm (33), a connecting block (35) is fixedly provided at the bottom of the second telescopic rod (34), and the foot fixing plate (4) is rotatably connected to one side of the bottom of the connecting block (35).

3. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 2, characterized in that: A second connecting sheet metal (40) is fixedly provided on one side of the foot fixing plate (4), the second connecting sheet metal (40) is rotatably connected to one side of the connecting block (35), and four rollers (41) are rotatably connected to the bottom of the foot fixing plate (4).

4. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 1, characterized in that: The tops of the two fixing seats (2) are both rotatably provided with armrests (14) on a side close to the fixing frame (1), and one of the armrests (14) is fixedly provided with a controller (15) on a side away from the fixing frame (1).

5. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 1, characterized in that: The top of the fixed frame (1) is telescopically provided with a back frame (11), and the top of the back frame (11) is telescopically provided with a head frame (13).

6. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 3, characterized in that: The two thigh fixing arms (30) are both fixedly provided with thigh guards (36) on the side close to the fixing frame (1), and the two calf fixing arms (33) are both fixedly provided with calf guards (37) on the side away from the fixing frame (1).

7. The leg support structure of an exoskeleton rehabilitation wheelchair according to claim 3, characterized in that: Anti-skid pads (42) are fixedly provided on the tops of the two foot fixing plates (4), and the anti-skid pads (42) are made of rubber.

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