Rehabilitation device for lower limbs

Abstract

The utility model discloses a rehabilitation device for lower limbs, and relates to the technical field of lower limb rehabilitation, the rehabilitation device comprises two symmetrically distributed L-shaped bottom plates, the bottoms of the two L-shaped bottom plates are both provided with two universal wheels, the L-shaped bottom plates are moved on the ground through the universal wheels, the device is convenient to move, the height of the device is adjusted through a lifting assembly, and the device is convenient to move. A second inner rod slides on the inner side of a second outer cylinder through a driving mechanism, and a first inner rod slides on the inner side of a first outer cylinder under the action of a second L-shaped connecting rod, so that the height of the device can be adjusted, and the patient holds two handles with two hands and binds a bandage on the body; through cooperation of the hook-and-loop fastener loop surface and the hook-and-loop fastener hook surface, the problems that when an existing lower limb rehabilitation exercise device is used, the device cannot be correspondingly adjusted according to the heights of different patients, the device needs to be customized according to the heights of the patients, and use is inconvenient are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lower limb rehabilitation, in particular to a lower limb rehabilitation device. Background Art

[0002] After undergoing surgery, orthopedic patients will use walking assist devices to walk slowly on the ground in order to recover faster, thereby speeding up recovery. During rehabilitation training, therapists use certain equipment to perform manual training on patients, or therapists guide and help patients use equipment for training. Auxiliary walking trainers are auxiliary training devices that patients use with the help of arm support to perform walking function training. When performing lower limb rehabilitation exercises, the safety of patients needs to be protected to prevent patients from falling during rehabilitation exercises and increasing secondary injuries.

[0003] The existing lower limb rehabilitation exercise device cannot be adjusted according to the height of different patients when in use, and needs to be customized according to the height of the patient, which is inconvenient to use. Therefore, we propose a lower limb rehabilitation device. Utility Model Content

[0004] The purpose of the utility model is to solve the problems raised by the above-mentioned background technology, and the utility model provides a lower limb rehabilitation device.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A rehabilitation device for lower limbs, comprising two symmetrically distributed L-shaped base plates, two universal wheels are installed at the bottom of the two L-shaped base plates, and a lifting assembly is arranged on the top of the two L-shaped base plates, and the lifting assembly comprises a first outer cylinder, a second outer cylinder, and a driving mechanism, a first inner rod is slidably connected to the top of the first outer cylinder, a second inner rod is slidably connected to the top of the second outer cylinder, a second L-shaped connecting rod is connected between the first inner rod and the second inner rod, the driving mechanism is arranged on the inner side of the second outer cylinder and connected to the second inner rod, a top plate is connected to the top of the second inner rod, two symmetrically distributed handles are connected to the top of the top plate, and a strap is also connected to the second inner rod, one end of the strap is connected to a Velcro fur surface, and the other end of the strap is connected to a Velcro hook surface.

[0007] Furthermore, the driving mechanism includes a driving motor, which is connected to the inner side of the second outer cylinder. A cavity is opened on the second inner rod, and a screw rod is rotatably connected to the inner side of the cavity. A slider is connected to the bottom of the second inner rod, and the slider is threadedly connected to the outer side of the screw rod. The bottom of the screw rod is connected to the output shaft of the driving motor.

[0008] Furthermore, the lifting assembly further includes a first L-shaped connecting rod, one end of the first L-shaped connecting rod is connected to the first outer cylinder, and the other end of the first L-shaped connecting rod is connected to the second outer cylinder.

[0009] Furthermore, a connecting rope is connected to the second inner rod, and a free end of the connecting rope is connected to a binding belt.

[0010] Furthermore, the second outer cylinder is rotatably connected to a connecting shaft, the connecting shaft is connected to a seat plate, the connecting shaft is also connected to a turntable, the turntable is provided with a plurality of limit grooves, the second outer cylinder is slidably connected to a limit rod, and the limit rod is clamped with the inner side of the limit groove near one end of the turntable.

[0011] Furthermore, the second outer cylinder is connected to a fixed plate, the limiting rod is slidably connected to the fixed plate, the limiting rod is also connected to a movable plate, the limiting rod is also sleeved with a spring, one end of the spring is connected to the movable plate, and the other end of the spring is connected to the fixed plate.

[0012] The beneficial effects of the utility model are as follows:

[0013] The utility model uses universal wheels to enable the L-shaped bottom plate to move on the ground, which is convenient for moving the device. The height of the device can be adjusted through the lifting component to adapt to the use of patients with different heights. The second inner rod is further caused to slide inside the second outer cylinder through the driving mechanism. Under the action of the second L-shaped connecting rod, the first inner rod is caused to slide inside the first outer cylinder, and the height of the device can be adjusted. The patient holds the two handles with both hands respectively and ties the straps around his body. The straps are tied tightly around the patient through the cooperation of the Velcro fur surface and the Velcro hook surface. The device can be moved by walking slowly, so as to protect the patient and prevent him from falling, and to perform rehabilitation exercises on the patient's lower limbs. This solves the problem that the existing lower limb rehabilitation exercise device cannot be adjusted accordingly according to the heights of different patients when in use, needs to be customized according to the height of the patient, and is inconvenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front perspective view of the utility model;

[0015] Figure 2 It is a top-down stereogram of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the utility model;

[0017] Figure 4 This utility model Figure 1 Enlarged structural diagram at A in the middle.

[0018] Figure numerals: 1. L-shaped bottom plate; 2. universal wheel; 3. first outer cylinder; 4. first inner rod; 5. first L-shaped connecting rod; 6. second outer cylinder; 7. second inner rod; 8. second L-shaped connecting rod; 9. strap; 10. handle; 11. top plate; 12. connecting rope; 13. seat plate; 14. Velcro fur surface; 15. Velcro hook surface; 16. limiting groove; 17. cavity; 18. driving motor; 19. screw rod; 20. slider; 21. turntable; 22. connecting shaft; 23. moving plate; 24. spring; 25. limiting rod; 26. fixed plate. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0020] like Figure 1-Figure 4 As shown, a rehabilitation device for lower limbs comprises two symmetrically distributed L-shaped bottom plates 1, two universal wheels 2 are installed at the bottom of the two L-shaped bottom plates 1, and a lifting assembly is arranged on the top of the two L-shaped bottom plates 1, and the lifting assembly comprises a first outer cylinder 3, a second outer cylinder 6, and a driving mechanism, the top of the first outer cylinder 3 is slidably connected to a first inner rod 4, the top of the second outer cylinder 6 is slidably connected to a second inner rod 7, a second L-shaped connecting rod 8 is connected between the first inner rod 4 and the second inner rod 7, the driving mechanism is arranged on the inner side of the second outer cylinder 6 and connected to the second inner rod 7, the top of the second inner rod 7 is connected to a top plate 11, the top of the top plate 11 is connected to two symmetrically distributed handles 10, the second inner rod 7 is also connected to a strap 9, one end of the strap 9 is connected to a Velcro fur surface 14, and the other end of the strap 9 is connected to a Velcro hook surface 15. In some embodiments, the lifting assembly can be adjusted by the universal wheel. 2, the L-shaped bottom plate 1 is moved on the ground, which is convenient for the movement of the device. The height of the device is adjusted through the lifting component to adapt to the use of patients with different heights. The second inner rod 7 is made to slide inside the second outer tube 6 through the driving mechanism. Under the action of the second L-shaped connecting rod 8, the first inner rod 4 is made to slide inside the first outer tube 3, so that the height of the device can be adjusted. The patient holds the two handles 10 with both hands respectively and ties the strap 9 around the body. The strap 9 is tied tightly to the patient through the cooperation of the Velcro fur surface 14 and the Velcro hook surface 15. The device can be moved by walking slowly, and the patient can be protected to prevent him from falling. The patient's lower limbs can be rehabilitated. This solves the problem that the existing lower limb rehabilitation exercise device cannot be adjusted according to the height of different patients when in use, and needs to be customized according to the height of the patient, which is inconvenient to use.

[0021] like Figure 3As shown, in some embodiments, the driving mechanism includes a driving motor 18, which is connected to the inner side of the second outer cylinder 6. A cavity 17 is opened on the second inner rod 7. A screw rod 19 is rotatably connected to the inner side of the cavity 17. A slider 20 is connected to the bottom of the second inner rod 7. The slider 20 is threadedly connected to the outer side of the screw rod 19. The bottom of the screw rod 19 is connected to the output shaft of the driving motor 18. The driving motor 18 drives the screw rod 19 to rotate, thereby causing the slider 20 to slide on the outer side of the screw rod 19, thereby causing the second inner rod 7 to slide at the top of the second outer cylinder 6.

[0022] like Figure 1 , Figure 2 As shown, in some embodiments, the lifting assembly further includes a first L-shaped connecting rod 5, one end of the first L-shaped connecting rod 5 is connected to the first outer cylinder 3, and the other end of the first L-shaped connecting rod 5 is connected to the second outer cylinder 6, and the first outer cylinder 3 and the second outer cylinder 6 are strengthened and stabilized by the first L-shaped connecting rod 5.

[0023] like Figure 1 , Figure 2 As shown, in some embodiments, a connecting rope 12 is also connected to the second inner rod 7 , and a free end of the connecting rope 12 is connected to the binding belt 9 , and the binding belt 9 is fixed to the second inner rod 7 through the connecting rope 12 .

[0024] like Figure 1-Figure 3 As shown, in some embodiments, the second outer cylinder 6 is also rotatably connected to a connecting shaft 22, to which a seat plate 13 is connected, and a turntable 21 is also connected to the connecting shaft 22, and a plurality of limit grooves 16 are provided on the turntable 21. A limit rod 25 is also slidably connected to the second outer cylinder 6, and one end of the limit rod 25 close to the turntable 21 is engaged with the inner side of the limit groove 16, and the limit rod 25 is away from the turntable 21, so that the limit rod 25 is separated from the inner side of the limit groove 16. When the connecting shaft 22 rotates, it drives the turntable 21 to rotate, and drives the seat plate 13 to rotate, so that the seat plate 13 is parallel to the ground, so that the limit rod 25 is re-engaged with the limit groove 16, and the turntable 21 is limited. When the patient is tired of exercising, he can sit on the seat plate 13 to rest.

[0025] like Figure 4As shown, in some embodiments, a fixed plate 26 is connected to the second outer cylinder 6, and the limiting rod 25 is slidably connected to the fixed plate 26. The limiting rod 25 is also connected to a movable plate 23. The limiting rod 25 is also sleeved with a spring 24, one end of the spring 24 is connected to the movable plate 23, and the other end of the spring 24 is connected to the fixed plate 26. The limiting rod 25 is pulled, thereby driving the movable plate 23 to move, and then compressing the spring 24, so that the limiting rod 25 is separated from the inner side of the limiting groove 16, and the limiting rod 25 is relaxed. Under the action of the spring 24, the movable plate 23 is driven to move in the opposite direction, so that the limiting rod 25 is engaged with the inner side of the limiting groove 16, and the turntable 21 is limited.

[0026] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A lower limb rehabilitation device, comprising two symmetrically distributed L-shaped bottom plates (1), characterized in that: Two universal wheels (2) are installed at the bottom of the two L-shaped bottom plates (1), and a lifting assembly is arranged at the top of the two L-shaped bottom plates (1). The lifting assembly comprises a first outer cylinder (3), a second outer cylinder (6), and a driving mechanism. The top of the first outer cylinder (3) is slidably connected to a first inner rod (4), the top of the second outer cylinder (6) is slidably connected to a second inner rod (7), a second L-shaped connecting rod (8) is connected between the first inner rod (4) and the second inner rod (7), the driving mechanism is arranged on the inner side of the second outer cylinder (6) and connected to the second inner rod (7), the top of the second inner rod (7) is connected to a top plate (11), the top of the top plate (11) is connected to two symmetrically distributed handles (10), and the second inner rod (7) is also connected to a strap (9), one end of the strap (9) is connected to a Velcro fleece surface (14), and the other end of the strap (9) is connected to a Velcro hook surface (15).

2. A lower limb rehabilitation device according to claim 1, characterized in that: The driving mechanism comprises a driving motor (18), the driving motor (18) is connected to the inner side of the second outer cylinder (6), a cavity (17) is provided on the second inner rod (7), a screw rod (19) is rotatably connected to the inner side of the cavity (17), a slider (20) is connected to the bottom of the second inner rod (7), the slider (20) is threadedly connected to the outer side of the screw rod (19), and the bottom of the screw rod (19) is connected to the output shaft of the driving motor (18).

3. A lower limb rehabilitation device according to claim 1, characterized in that: The lifting assembly further comprises a first L-shaped connecting rod (5), one end of the first L-shaped connecting rod (5) is connected to the first outer cylinder (3), and the other end of the first L-shaped connecting rod (5) is connected to the second outer cylinder (6).

4. A lower limb rehabilitation device according to claim 1, characterized in that: The second inner rod (7) is also connected to a connecting rope (12), and the free end of the connecting rope (12) is connected to the binding belt (9).

5. A lower limb rehabilitation device according to claim 1, characterized in that: The second outer cylinder (6) is also rotatably connected to a connecting shaft (22), the connecting shaft (22) is connected to a seat plate (13), the connecting shaft (22) is also connected to a rotating disk (21), a plurality of limiting grooves (16) are provided on the rotating disk (21), and the second outer cylinder (6) is also slidably connected to a limiting rod (25), the limiting rod (25) is clamped with the inner side of the limiting groove (16) at one end close to the rotating disk (21).

6. A lower limb rehabilitation device according to claim 5, characterized in that: The second outer cylinder (6) is connected to a fixed plate (26), the limiting rod (25) is slidably connected to the fixed plate (26), the limiting rod (25) is also connected to a movable plate (23), the limiting rod (25) is also sleeved with a spring (24), one end of the spring (24) is connected to the movable plate (23), and the other end of the spring (24) is connected to the fixed plate (26).

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