Upper limb rehabilitation training equipment

The rehabilitation training device addresses the limitations of simple structures in existing devices by incorporating a complex mechanism for adjustable height and multi-plane arm movements, improving rehabilitation outcomes and convenience.

CN119139111AInactive Publication Date: 2024-12-17CHANGCHUN UNIV
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Patent Information

Application Number
CN202411368596.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-29
Publication Date
2024-12-17
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing upper limb rehabilitation training devices have a simple structure and limited movement capabilities, leading to poor rehabilitation effects.

Method used

An upper limb rehabilitation training device with a complex mechanism comprising a fixed frame, telescopic frame, positioning frame, folding seat, mechanical arms, clamps, and multiple swing and self-stop motors that allow for comprehensive arm movements on multiple planes, enabling adjustable height and rotational freedom.

Benefits of technology

Enhances rehabilitation effectiveness by allowing for more comprehensive arm activities, accommodating different patient heights, and facilitating easy storage and transport.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of rehabilitation training equipment, and provides upper limb rehabilitation training equipment which comprises a fixing frame, a telescopic frame and a positioning frame are fixedly connected to the upper portion of the fixing frame, a folding seat is rotatably connected to the middle of the telescopic frame, and a first mechanical arm and a second mechanical arm are arranged on one side of the telescopic frame. A clamp is arranged on the mechanical arm I; the first swing motor drives the first arm rod and the second arm rod to rotate on the xy plane, the second swing motor drives the first arm rod and the second arm rod to rotate on the yz plane, the third swing motor drives the first arm rod and the second arm rod to rotate on the xz plane, free rotation of the first arm rod and the second arm rod on the xy plane, the yz plane and the xz plane is achieved, and the fourth swing motor drives the second arm rod to rotate on the first arm rod. The upper limbs of the patient are driven to move more comprehensively, and the rehabilitation training effect is improved. By means of the technical scheme, the problems that in the prior art, rehabilitation training equipment is simple in structure, the action for assisting upper limb movement is simple, and the rehabilitation effect is poor are solved.
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Description

Technical Field

[0001] The present invention relates to the technical field of rehabilitation training equipment, and in particular to an upper limb rehabilitation training equipment. Background Art

[0002] Rehabilitation equipment is mainly used to help patients carry out passive movements and daily activities to promote rehabilitation. Most of them are made of stainless steel, iron, plastic, and wood. They are made into the required parts through machining, welding, injection molding and other production processes. Finally, several or hundreds of parts are assembled into rehabilitation equipment. Upper limb rehabilitation trainers can help patients with upper limb rehabilitation training more effectively.

[0003] In the prior art, announcement number 202322368240.4 discloses an adjustable upper limb rehabilitation training device, including a main body, a telescopic base is symmetrically installed on the upper surface of the main body, a first fastening screw is installed on the side of the telescopic base, and a telescopic rod is inserted into the interior of the telescopic base. The utility model overcomes the shortcomings of the prior art. By providing a second adjustment block, a handle, a rotating block and a sliding rod, the user aligns the shoulder with the rotating block, adjusts the second adjustment block to an appropriate distance according to the arm length, and performs bending or lifting movements after holding the handle. The sliding rod will rotate around the rotating block, and the arm can be placed horizontally for rehabilitation training. Children with weak arm strength can also use it. By providing a strap on the first adjustment block, the user can pass the arm through the strap and tighten it to fix the arm, thereby avoiding movement deformation caused by fatigue of the user and reducing the impact of irregular rehabilitation movements on the rehabilitation effect.

[0004] In the above patent, a strap is provided on the first adjustment block, and the user can fix the arm by passing the arm through the strap and tightening it, thereby preventing the user from deforming the movement due to fatigue and reducing the impact of irregular rehabilitation movements on the rehabilitation effect. However, the structure of the rehabilitation training equipment is relatively simple, and the movements to assist the upper limb activities are simple, resulting in poor rehabilitation effects. Summary of the invention

[0005] The present invention provides an upper limb rehabilitation training device, which solves the problem that the rehabilitation training device in the related art has a relatively simple structure and simple movements to assist upper limb activities, resulting in poor rehabilitation effect.

[0006] The technical solution of the present invention is as follows:

[0007] An upper limb rehabilitation training device comprises a fixed frame, a telescopic frame and a positioning frame are fixedly connected to the upper part of the fixed frame, a folding seat is rotatably connected to the middle of the telescopic frame, a mechanical arm 1 and a mechanical arm 2 are arranged on one side of the telescopic frame, and a clamp is arranged on the mechanical arm 1;

[0008] The fixing frame comprises a steel frame and wheels, and the lower sides of the four corners of the steel frame are fixedly connected with wheels.

[0009] Preferably, the telescopic frame includes a track rod, a movable rod, a rack and a fixed card, the upper inner cavity of the track rod is slidably connected to the movable rod, one side of the movable rod is fixedly connected to the rack, the upper end side of the track rod is fixedly connected to a fixed card, the middle of the fixed card is rotatably connected to gear 2, the gear 2 is meshingly connected to the rack, and one side of the gear 2 is fixedly connected to the output end of the self-stop motor.

[0010] Preferably, the positioning frame includes a fixing rod and a slot, the lower end of the fixing rod is fixedly connected to the steel frame, the upper ends of the fixing rod are fixedly connected to the track rod, and the fixing rod is provided with a slot.

[0011] Preferably, the folding seat includes a seat, a support rod, a first rotating shaft, a connecting rod and a second rotating shaft, one end of the seat is fixedly connected to the connecting rod, both ends of the connecting rod are fixedly connected to the second rotating shaft, the second rotating shaft is rotatably connected to the track rod, the support rod is arranged in a rectangular structure, one side of the support rod is engaged with a slot, the other side of the support rod is symmetrically fixedly connected to the first rotating shaft, and the first rotating shaft is rotatably connected to the lower side of the seat.

[0012] Preferably, one side of the movable rod is fixedly connected to a swing motor 1, the output end of the swing motor 1 is fixedly connected to a swing motor 2, and the output end of the swing motor 2 is fixedly connected to a swing motor 3.

[0013] Preferably, the mechanical arm 1 includes an arm rod 1, a groove, a gear 1 and a motor, one end of the arm rod 1 is fixedly connected to the output end of the swing motor 3, the arm rod 1 is symmetrically provided with a groove, the arm rod 1 is symmetrically rotatably connected with a gear 1, the two gears 1 are meshed with each other, and one side of one of the gears 1 is fixedly connected to the output end of the motor.

[0014] Preferably, the clamp includes a clamping block and a rotating shaft three, the clamping block is movable in the groove, the clamping block is arranged in an arc-shaped structure, both sides of the lower end of the clamping block are fixedly connected with the rotating shaft three, the rotating shaft three is rotatably connected to the arm rod one, and one end of the rotating shaft three is fixedly connected to the gear one.

[0015] Preferably, the robotic arm 2 includes an arm 2, a rotating shaft 4 and a finger sleeve, one end of the arm 2 is fixedly connected to the rotating shaft 4, the rotating shaft 4 is rotatably connected to the outer end of the arm 1, the lower end of the rotating shaft 4 is fixedly connected to the output end of the swing motor 4, the swing motor 4 is fixedly connected to the arm 1, and the finger sleeve is fixedly connected to the middle of the upper side of the other end of the arm 2.

[0016] The working principle and beneficial effects of the present invention are:

[0017] 1. The swing motor 1 in the present invention drives the arm 1 and the arm 2 to rotate on the xy plane, the swing motor 2 drives the arm 1 and the arm 2 to rotate on the yz plane, and the swing motor 3 drives the arm 1 and the arm 2 to rotate on the xz plane, so that the arm 1 and the arm 2 can rotate freely on the xy, yz, and xz planes. The swing motor 4 drives the arm 2 to rotate on the arm 1, so as to drive the patient's upper limbs to perform more comprehensive activities and improve the rehabilitation training effect.

[0018] 2. The self-stop motor in the present invention drives gear 2 to rotate on the rack, and the rack is fixedly connected to the movable rod. The rotation of gear 2 drives the movable rod to move up and down in the track rod, and then drives arm 1 and arm 2 to move up and down, adjust the height of arm 1 and arm 2, and perform rehabilitation training for patients of different heights.

[0019] 3. The seat in the present invention rotates upward, driving the support rod to rotate around the rotating shaft 1, so that the support rod leaves the slot, unlocks the fixation of the seat, and then rotates the seat downward, the seat can be folded and stored, and the swing motor 2 drives the arm rod 1 and the arm rod 2 to rotate, and the arm rod 1 and the arm rod 2 can be rotated to a vertical state, which is convenient for folding and storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0021] Figure 1 This is a front view of the three-dimensional structure of the present invention;

[0022] Figure 2 It is a rear view of the three-dimensional structure of the present invention;

[0023] Figure 3 It is a three-dimensional structural cross-sectional view of the robot arm 1 and the robot arm 2 of the present invention;

[0024] Figure 4 A three-dimensional structural diagram of the folding seat of the present invention;

[0025] Figure 5 This is a three-dimensional structural diagram of the swing motor group of the present invention.

[0026] In the figure:

[0027] 1. Fixed frame; 101. Steel frame; 102. Wheels;

[0028] 2. Telescopic frame; 201. Track rod; 202. Movable rod; 203. Rack; 204. Fixing card;

[0029] 3. Positioning frame; 301. Fixing rod; 302. Card slot;

[0030] 4. Folding seat; 401. Seat; 402. Support rod; 403. Rotating shaft 1; 404. Connecting rod; 405. Rotating shaft 2;

[0031] 5. Automatic stop motor; 6. Swing motor 1; 7. Swing motor 2; 8. Swing motor 3;

[0032] 9. Mechanical arm 1; 901. Arm 1; 902. Groove; 903. Gear 1; 904. Motor;

[0033] 10. fixture; 1001. clamping block; 1002. rotating shaft three;

[0034] 11. Robotic arm 2; 1101. Arm 2; 1102. Rotating shaft 4; 1103. Finger sleeve;

[0035] 12. Swing motor four; 13. Gear two. DETAILED DESCRIPTION

[0036] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] like Figure 1 and Figure 2 As shown, this embodiment proposes an upper limb rehabilitation training device, including a fixed frame 1, a telescopic frame 2 and a positioning frame 3 are fixedly connected to the upper part of the fixed frame 1, a folding seat 4 is rotatably connected to the middle of the telescopic frame 2, a mechanical arm 1 9 and a mechanical arm 2 11 are arranged on one side of the telescopic frame 2, and a clamp 10 is arranged on the mechanical arm 1 9;

[0038] The fixing frame 1 includes a steel frame 101 and wheels 102 , and the wheels 102 are fixedly connected to the lower sides of the four corners of the steel frame 101 .

[0039] In the present invention, the steel frame 101 serves as a base to support the entire training device, and the wheels 102 assist the training device in moving and transporting.

[0040] like Figure 2As shown, the telescopic frame 2 includes a track rod 201, a movable rod 202, a rack 203 and a fixed card 204. The upper inner cavity of the track rod 201 is slidably connected to the movable rod 202, one side of the movable rod 202 is fixedly connected to the rack 203, the upper end side of the track rod 201 is fixedly connected to the fixed card 204, the middle of the fixed card 204 is rotatably connected to the gear 2 13, the gear 2 13 is meshed with the rack 203, and one side of the gear 2 13 is fixedly connected to the output end of the self-stop motor 5.

[0041] In the present invention, the self-stop motor 5 drives the gear 2 13 to rotate on the rack 203, the rack 203 is fixedly connected to the movable rod 202, and the rotation of the gear 2 13 drives the movable rod 202 to move up and down in the track rod 201 to adjust the height of the training device.

[0042] like Figure 2 As shown, the positioning frame 3 includes a fixing rod 301 and a slot 302 . The lower end of the fixing rod 301 is fixedly connected to the steel frame 101 , and the upper ends of the fixing rod 301 are fixedly connected to the track rod 201 . The fixing rod 301 is provided with a slot 302 .

[0043] In the present invention, the card slot 302 limits and fixes the folding seat 4 .

[0044] like Figure 2 and Figure 4 As shown, the folding seat 4 includes a seat 401, a support rod 402, a rotating shaft 1 403, a connecting rod 404 and a rotating shaft 2 405. One end of the seat 401 is fixedly connected to the connecting rod 404, both ends of the connecting rod 404 are fixedly connected to the rotating shaft 2 405, the rotating shaft 2 405 is rotatably connected to the track rod 201, the support rod 402 is arranged in a rectangular structure, one side of the support rod 402 is engaged with the slot 302, and the other side of the support rod 402 is symmetrically fixedly connected with the rotating shaft 1 403, and the rotating shaft 1 403 is rotatably connected to the lower side of the seat 401.

[0045] In the present invention, the seat 401 is pushed to rotate upward, driving the support rod 402 to rotate around the rotation axis 403, so that the support rod 402 leaves the card slot 302, unlocks the seat 401, and then rotates the seat 401 downward, so that the seat 401 can be folded and stored.

[0046] like Figure 2 and Figure 5 As shown, a swing motor 1 6 is fixedly connected to one side of the movable rod 202 , a swing motor 2 7 is fixedly connected to the output end of the swing motor 1 6 , and a swing motor 3 8 is fixedly connected to the output end of the swing motor 2 7 .

[0047] In the present invention: the swing motor 1 6 drives the robot arm 1 9 and the robot arm 2 11 to rotate on the xy plane, the swing motor 2 7 drives the robot arm 1 9 and the robot arm 2 11 to rotate on the yz plane, and the swing motor 3 8 drives the robot arm 1 9 and the robot arm 2 11 to rotate on the xz plane.

[0048] like Figure 3 As shown, the robot arm 9 includes an arm 901, a groove 902, a gear 903 and a motor 904, one end of the arm 901 is fixedly connected to the output end of the swing motor 38, the groove 902 is symmetrically opened on the arm 901, and the gear 903 is symmetrically rotatably connected inside the arm 901, and the two gears 903 are meshed and connected to each other, and one side of one of the gears 903 is fixedly connected to the output end of the motor 904.

[0049] In the present invention, the arm 901 limits and fixes the gear 903, and the motor 904 drives the two gears 903 to rotate in opposite directions.

[0050] like Figure 3 As shown, the clamp 10 includes a clamp block 1001 and a rotating shaft three 1002. The clamp block 1001 is movable in the groove 902. The clamp block 1001 is arranged in an arc-shaped structure. The lower end of the clamp block 1001 is fixedly connected to the rotating shaft three 1002 on both sides. The rotating shaft three 1002 is rotatably connected to the arm rod one 901, and one end of the rotating shaft three 1002 is fixedly connected to the gear one 903.

[0051] In the present invention, the two gears 1 903 drive the two rotating shafts 3 1002 to rotate in opposite directions, thereby driving the two clamping blocks 1001 to rotate in opposite directions, thereby limiting and fixing the patient's arm.

[0052] like Figure 3 As shown, the robot arm 11 includes an arm 1101, a rotating shaft 1102 and a finger sleeve 1103. One end of the arm 1101 is fixedly connected to the rotating shaft 1102. The rotating shaft 1102 is rotatably connected to an outer end of the arm 1 901. The lower end of the rotating shaft 1102 is fixedly connected to the output end of the swing motor 12. The swing motor 12 is fixedly connected to the arm 1 901. The finger sleeve 1103 is fixedly connected to the middle of the upper side of the other end of the arm 1101.

[0053] In the present invention, the swing motor 4 12 drives the arm 2 1101 to rotate on the arm 1 901, and the finger sleeve 1103 limits and fixes the patient's palm.

[0054] Working principle: When using the device, first rotate the seat 401 upward, then rotate the support rod 402 to make the lower end of the support rod 402 engage with the slot 302 to unfold and limit the seat 401. Secondly, start the self-stop motor 5, which drives the gear 2 13 to rotate on the rack 203. The rack 203 is fixedly connected to the movable rod 202. The gear 2 13 rotates to drive the movable rod 202 to move up and down in the track rod 201, thereby driving the arm 1 901 and the arm 2 1101 to move up and down, adjusting the height of the arm 1 901 and the arm 2 1101. Rod 1 901 and arm 2 1101 are adjusted to a suitable height, and then, swing motor 1 6 drives robot arm 1 9 and robot arm 2 11 to rotate on the xy plane, swing motor 2 7 drives robot arm 1 9 and robot arm 2 11 to rotate on the yz plane, swing motor 3 8 drives robot arm 1 9 and robot arm 2 11 to rotate on the xz plane, and drives the patient's arm to rotate freely on the xy, yz, and xz planes, and swing motor 4 12 drives arm 2 1101 to rotate on arm 1 901, drives the patient's arm to bend, and drives the patient's upper limbs to perform more comprehensive activities, thereby improving the rehabilitation training effect.

[0055] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. The various components mentioned in the present invention are common technologies in the existing field. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only to illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. An upper limb rehabilitation training device, characterized in that: The invention comprises a fixed frame (1), a telescopic frame (2) and a positioning frame (3) are fixedly connected to the upper part of the fixed frame (1), a folding seat (4) is rotatably connected to the middle of the telescopic frame (2), a mechanical arm 1 (9) and a mechanical arm 2 (11) are arranged on one side of the telescopic frame (2), and a clamp (10) is arranged on the mechanical arm 1 (9); The fixed frame (1) comprises a steel frame (101) and wheels (102), and the wheels (102) are fixedly connected to the lower sides of the four corners of the steel frame (101).

2. The upper limb rehabilitation training device according to claim 1, characterized in that: The telescopic frame (2) comprises a track rod (201), a movable rod (202), a rack (203) and a fixed card (204); the upper inner cavity of the track rod (201) is slidably connected to the movable rod (202); one side of the movable rod (202) is fixedly connected to the rack (203); the upper end side surface of the track rod (201) is fixedly connected to the fixed card (204); the middle of the fixed card (204) is rotatably connected to a second gear (13); the second gear (13) is meshedly connected to the rack (203); one side of the second gear (13) is fixedly connected to the output end of the automatic stop motor (5).

3. The upper limb rehabilitation training device according to claim 1, characterized in that: The positioning frame (3) comprises a fixing rod (301) and a clamping slot (302); the lower end of the fixing rod (301) is fixedly connected to the steel frame (101); the upper ends of the fixing rod (301) are fixedly connected to the track rod (201); and the fixing rod (301) is provided with a clamping slot (302).

4. The upper limb rehabilitation training device according to claim 1, characterized in that: The folding seat (4) comprises a seat (401), a support rod (402), a first rotating shaft (403), a connecting rod (404) and a second rotating shaft (405); one end of the seat (401) is fixedly connected to the connecting rod (404); both ends of the connecting rod (404) are fixedly connected to the second rotating shaft (405); the second rotating shaft (405) is rotatably connected to the track rod (201); the support rod (402) is arranged in a rectangular structure; one side of the support rod (402) is engaged with the card slot (302); the other side of the support rod (402) is symmetrically fixedly connected to the first rotating shaft (403); the first rotating shaft (403) is rotatably connected to the lower side of the seat (401).

5. The upper limb rehabilitation training device according to claim 2, characterized in that: One side of the movable rod (202) is fixedly connected to a swing motor 1 (6), the output end of the swing motor 1 (6) is fixedly connected to a swing motor 2 (7), and the output end of the swing motor 2 (7) is fixedly connected to a swing motor 3 (8).

6. The upper limb rehabilitation training device according to claim 1, characterized in that: The mechanical arm 1 (9) includes an arm 1 (901), a groove (902), a gear 1 (903) and a motor (904); one end of the arm 1 (901) is fixedly connected to the output end of the swing motor 3 (8); the groove (902) is symmetrically provided on the arm 1 (901); the arm 1 (901) is symmetrically rotatably connected with a gear 1 (903); the two gears 1 (903) are meshed and connected to each other; one side of one of the gears 1 (903) is fixedly connected to the output end of the motor (904).

7. The upper limb rehabilitation training device according to claim 1, characterized in that: The clamp (10) comprises a clamp block (1001) and a rotating shaft three (1002); the clamp block (1001) is movable in the groove (902); the clamp block (1001) is arranged in an arc-shaped structure; both sides of the lower end of the clamp block (1001) are fixedly connected with the rotating shaft three (1002); the rotating shaft three (1002) is rotatably connected to the arm one (901); and one end of the rotating shaft three (1002) is fixedly connected to the gear one (903).

8. The upper limb rehabilitation training device according to claim 1, characterized in that: The mechanical arm 2 (11) includes an arm 2 (1101), a rotating shaft 4 (1102) and a finger sleeve (1103), one end of the arm 2 (1101) is fixedly connected to the rotating shaft 4 (1102), the rotating shaft 4 (1102) is rotatably connected to an outer end of the arm 1 (901), the lower end of the rotating shaft 4 (1102) is fixedly connected to the output end of the swing motor 4 (12), the swing motor 4 (12) is fixedly connected to the arm 1 (901), and the finger sleeve (1103) is fixedly connected to the middle of the upper side of the other end of the arm 2 (1101).