Folding upper limb trauma fracture rehabilitation training device

Abstract

The invention discloses a folding upper limb trauma fracture rehabilitation training device, and relates to the technical field of rehabilitation training devices. Two parallel pipe bodies A are connected through a connecting frame, and a U-shaped training frame is rotatably hinged to the ends of the pipe bodies A. During use, an upper arm penetrates through a channel formed by connecting plates, during use, a binding rope is controlled to penetrate through connecting holes to connect the two connecting plates together, and then a binding plate is fixed to the upper arm during use; then the lower arm penetrates through the U-shaped training frame, the palm grasps the U-shaped training frame, and at the moment, the U-shaped training frame is controlled to rotate around the U-shaped hinged support, so that upper limb rehabilitation training can be completed; meanwhile, the U-shaped training frame comprises a rod A hinged to a U-shaped hinged support, extending rods are arranged at the ends of the rod A, and a holding rod is connected between the two extending rods, so that the overall length of the rod A and the extending rods 4 which are matched with each other is adjusted according to the arm length of the patient during use, and the patient can conveniently grasp the holding rod.

Description

Technical Field

[0001] The invention belongs to the technical field of rehabilitation training devices, and in particular relates to a foldable upper limb trauma fracture rehabilitation training device. Background Art

[0002] Patients with upper limb injuries need to perform upper limb flexion training after treatment to promote early recovery, thereby ensuring joint mobility and preventing muscle adhesion.

[0003] Most of the existing upper limb rehabilitation training devices are structures such as parallel bars, which allow users to train upper limb strength above the parallel bars. It is impossible to perform local rehabilitation training of elbow flexion and wrist rotation. The elbow rehabilitation training device only performs flexion training, and it is impossible to increase resistance when training elbow flexion. During wrist rehabilitation training, the device can only train the wrist, and it is impossible to train both the wrist and the fingers. It is impossible to increase the rotation difficulty or rotation speed during wrist rotation rehabilitation training. The device has a fixed structure and a large size, and the usage is fixed, and the usage cannot be changed through structural improvements. Summary of the invention

[0004] The purpose of the present invention is to provide a foldable upper limb trauma fracture rehabilitation training device, which comprises two parallel tube bodies A connected by a connecting frame, and a U-shaped training frame is rotatably hinged at the end of the tube body A. When in use, the upper arm is passed through the channel formed by the connecting plate, and the patient controls the binding rope to pass through the connecting hole to connect the two connecting plates together, and then fixes the binding plate to the upper arm when in use; then the lower arm passes through the U-shaped training frame, and the palm of the hand grasps the U-shaped training frame. At this time, the U-shaped training frame is controlled to rotate around the U-shaped hinge seat to complete the upper limb rehabilitation training, which solves the problems raised by the existing background technology.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention is a foldable upper limb trauma fracture rehabilitation training device, comprising two tube bodies A connected by a connecting frame and arranged in parallel; a U-shaped hinge seat is arranged at the end of the tube body A, and a U-shaped training frame is rotatably hinged on the U-shaped hinge seat; the U-shaped training frame comprises a rod A hinged on the U-shaped hinge seat, an extension rod is arranged at the end of the rod A, and a grip rod is connected between the two extension rods; an opening A connected to the tube body A is arranged at the bottom of the U-shaped hinge seat; the connecting frame comprises two tube bodies B inserted into the tube body A, and a connecting rod is connected between the two tube bodies B; two binding plates are rotatably arranged on any of the tube bodies A, the binding plates are C-shaped, and connecting plates are respectively arranged at the two open ends, and a rotating sleeve rotating around the outer wall of the tube body A is connected to the end of one of the connecting plates, and a connecting hole is arranged on the connecting plate;

[0007] A traction rope is fixed in the tube body A, one end of the traction rope protrudes from the tube body A and is inserted into a piston cavity arranged at one end of the rod A, a piston connected to the traction rope is arranged in the piston cavity, and a spring is connected between the piston and the bottom side of the piston cavity;

[0008] When storing, the rod A is inserted into the tube body A; when using, the binding rope is controlled to pass through the connecting hole to connect the two connecting plates together.

[0009] Furthermore, a through hole A and a threaded hole A are respectively provided on the two side walls of the U-shaped hinge seat; a through hole A is opened at one end of the rod A; during installation, a pin with a threaded section at one end is controlled to pass through the through hole and the through hole A in sequence, and the threaded section is controlled to be threadedly connected at the threaded hole.

[0010] Furthermore, a threaded structure A is provided on the inner wall of the open end of the piston cavity, and the threaded structure is threadedly connected to a convex tube having a threaded structure B on the outer wall at one end; in the expanded state, one end of the convex tube is controlled to protrude from the open end of the piston cavity; in the retracted state, the convex tube is controlled to be inserted into the piston cavity as a whole.

[0011] Furthermore, a channel penetrating rod A is provided on the bottom side of the piston chamber; a threaded structure C is provided on the outer side of rod B, and one end is inserted into the channel; an external threaded convex edge is provided on the other end of rod A, and a connecting sleeve is connected to the external threaded convex edge; a concentrically connected threaded through hole A and a threaded through hole B are provided on the connecting sleeve; the threaded through hole A and the threaded through hole B are threadedly connected to the external threaded convex edge and the threaded structure C, respectively.

[0012] Furthermore, a connecting block connected to the gripping rod is provided at the end of the extension rod; studs are provided on opposite sides of the two connecting blocks respectively, and threaded blind holes A threadedly connected to the studs are provided at both ends of the gripping rod.

[0013] Furthermore, a threaded blind hole B is provided at the top of the extension rod, the threaded blind hole B is internally threadedly connected to a threaded column, a protrusion is provided at the top of the threaded column, and a through hole A is provided at the top of the protrusion; the bottom side surface of the threaded blind hole B is provided with an air flow channel that passes through the extension rod.

[0014] Furthermore, a convex ring is arranged in the threaded blind hole B, the bottom end of the threaded column is connected to a convex column which cooperates with the convex ring for sealing, the end of the convex column is connected to the connecting column, and the end of the connecting column is provided with a limiting plate which cooperates with the convex ring; an exhaust hole is arranged through the threaded column in the vertical direction; the top of the connecting block is recessed downward to form a concave cavity which extends into the extension rod and is connected to the threaded blind hole B; a through hole B and a threaded hole B are respectively arranged on the connecting blocks located on both sides of the concave cavity.

[0015] Furthermore, the inner wall of the tube body A is connected to a base block and a ring body provided with a threaded hole C through a connecting block, and a threaded blind hole B is provided on one side of the base block close to the ring body; a through hole C is provided at the end of the connecting rod, and an annular thread groove is provided on one side of the connecting rod located on the peripheral side of the through hole C; the tube body B is threadedly connected to the tube body B; and the tube body B is provided with openings on both sides inside the tube body A to avoid the connecting block; it also includes a fixing rod that passes through the through hole C and is inserted into the tube body B, and the end of the fixing rod is provided with a threaded section that is threadedly connected to the threaded blind hole B and the threaded hole C; the traction rope is an elastic rope, and one end of the traction rope is connected to one side of the base block.

[0016] The present invention has the following beneficial effects:

[0017] The present invention comprises two parallel tube bodies A connected by a connecting frame, and a U-shaped training frame is rotatably hinged at the end of the tube body A. When in use, the upper arm is passed through the channel formed by the connecting plate, and the patient controls the binding rope to pass through the connecting hole to connect the two connecting plates together, and then the binding plate is fixed to the upper arm when in use; then the lower arm passes through the U-shaped training frame, and the palm is grasped on the U-shaped training frame. At this time, the U-shaped training frame is controlled to rotate around the U-shaped hinge seat to complete the upper limb rehabilitation training; at the same time, the U-shaped training frame includes a rod A hinged on the U-shaped hinge seat, the end of the rod A is extended, and the gripping rod is connected between the two extension rods, and then when in use, the overall length of the rod A and the extension rod 4 is adjusted according to the patient's arm length to facilitate the patient to grip the gripping rod.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0020] Figure 1 This is a schematic diagram of the structure of the rehabilitation training device of the present invention;

[0021] Figure 2 for Figure 1 A partial enlarged view of the middle part;

[0022] Figure 3 for Figure 1 The main view;

[0023] Figure 4 for Figure 3 Sectional view at AA;

[0024] Figure 5 for Figure 4 A partial enlarged view of point B in the middle;

[0025] Figure 6 for Figure 4 A partial enlarged view of point C in the middle;

[0026] Figure 7 for Figure 4 A partial enlarged view of point D in the middle;

[0027] Figure 8 for Figure 4 A partial enlarged view of point E in the middle. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in 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.

[0029] In the description of the present invention, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0030] See also Figure 1 and 3 -4, the present invention is a foldable upper limb trauma fracture rehabilitation training device, comprising two parallel tube bodies A1 connected by a connecting frame, a U-shaped hinge seat 10 is arranged at the end of the tube body A1, and a U-shaped training frame is rotatably hinged on the U-shaped hinge seat 10; and two binding plates 12 are rotatably arranged on any tube body A1, the binding plate 12 is C-shaped, and connecting plates 13 are respectively arranged at the two open ends, and a rotating sleeve 11 rotating around the outer wall of the tube body A1 is connected to the end of one connecting plate 13, and a connecting hole 131 is arranged on the connecting plate 13, and then when in use, the upper arm is passed through the channel formed by the connecting plate 13, and the patient controls the binding rope to pass through the connecting hole 131 to connect the two connecting plates 13 together, and then when in use, the binding plate 12 is fixed to the upper arm; then the lower arm passes through the U-shaped training frame, and the palm of the hand grasps the U-shaped training frame, and at this time, the U-shaped training frame is controlled to rotate around the U-shaped hinge seat 10 to complete the upper limb rehabilitation training.

[0031] Specifically, in order to improve the training effect, a traction rope 5 is fixed in the tube body A1 during use, and a piston chamber 32 is arranged at one end of the rod A3 close to the tube body A1, an opening A connected to the tube body A1 is arranged at the bottom of the U-shaped hinge seat 10, and a piston 33 sliding along the inner wall of the piston chamber 32 is connected to the bottom side of the piston chamber 32 through a spring 331, and one end of the traction rope 5 protrudes from the tube body A1 and is inserted into the piston chamber 32 and connected to the piston 33; then, during use, when the U-shaped training frame is controlled to rotate around the U-shaped hinge seat 10, the piston 33 is driven to slide along the inner wall of the piston chamber 32 by the action of the traction rope 5.

[0032] Specifically, the U-shaped training frame provided by the present invention includes a rod A3 hinged on a U-shaped hinge seat 10, an extension rod 4 at the end of the rod A3, and a grip rod 40 connected between the two extension rods 4. When in use, the overall length of the rod A3 and the extension rod 4 can be adjusted according to the patient's arm length to facilitate the patient to grasp the grip rod 40.

[0033] Specifically, in order to conveniently control the stability of the tube body A1 and the connecting frame, the connecting frame includes two tube bodies B2 inserted into the tube body A1, a connecting rod 20 is connected between the two tube bodies B2, and when stored, the rod A3 is inserted into the tube body A1.

[0034] It can be known that in order to facilitate the assembly of the control rod A3 and the extension rod 4 during use, a channel 31 penetrating the rod A3 is provided on the bottom side of the piston chamber 32, and a threaded structure C is provided on the outer side of the rod B4 during use, and one end of the control rod A3 is inserted into the channel 31; Figure 7 In order to facilitate the fixation of the rod A3 and the extension rod 4 after they are matched, an external threaded flange 36 is provided at the other end of the rod A3, and a connecting sleeve 37 is connected to the external threaded flange 36; the connecting sleeve 37 is provided with a concentric structure and a connected threaded through hole A371 and a threaded through hole B372; the threaded through hole A371 and the threaded through hole B372 are respectively threadedly connected to the external threaded flange 36 and the threaded structure C; and then, when in use, through the setting of the connecting sleeve 37, it is convenient to adjust the matching length of the rod A3 and the extension rod 4 during use.

[0035] In order to improve the damping during the process of controlling the U-shaped training frame to rotate around the U-shaped hinge seat 10, it is necessary to control the U-shaped training frame to rotate around the U-shaped hinge seat 10 at a certain angle and then control the piston 33 sliding on the inner wall of the piston chamber 32 to move a greater distance; Figure 6 A threaded structure A is provided on the inner wall of the open end of the piston cavity 32, and a convex tube 34 having a threaded structure B provided on the outer wall at one end is threadedly connected to the threaded structure; in the expanded state, one end of the convex tube 34 is controlled to protrude from the open end of the piston cavity 32; in the retracted state, the convex tube 34 is controlled to be inserted into the piston cavity 32 as a whole.

[0036] It can be known that, based on the above, Figure 8 A connecting block 41 connected to the gripping rod 40 is provided at the end of the extension rod 4; studs are provided on the opposite sides of the two connecting blocks 41, and threaded blind holes A threadedly connected to the studs are provided at both ends of the gripping rod 40; and a threaded blind hole B42 is provided at the top of the extension rod 4, and the threaded blind hole B42 is internally threadedly connected to a threaded column 45, a protrusion 44 is provided at the top of the threaded column 45, and a through hole A441 is provided at the top of the protrusion 44; an air flow channel 43 penetrating the extension rod 4 is provided on the bottom side surface of the threaded blind hole B42; and then the air flow channel 43 is controlled to discharge air during use, so as to adjust the internal air pressure of the piston chamber 32 in the initial state.

[0037] A convex ring 421 is arranged in the threaded blind hole B42. The bottom end of the threaded column 45 is connected to a convex column 46 which is sealed with the convex ring 421. The end of the convex column 46 is connected to a connecting column 461. The end of the connecting column 461 is provided with a limit plate 462 which is matched with the convex ring 421. An exhaust hole is arranged through the threaded column 45 in the vertical direction. The top of the connecting block 41 is recessed downward to form a concave cavity 412 which extends into the extension rod 4 and is connected with the threaded blind hole B42. A through hole B and a threaded hole B411 are respectively arranged on the connecting block 41 on both sides of the concave cavity 412. Figure 2 , and a through hole A102 and a threaded hole A101 are respectively provided on the two side walls of the U-shaped hinge seat 10; a through hole A35 is opened at one end of the rod A3; during installation, a pin 103 with a threaded section at one end is controlled to pass through the through hole 102 and the through hole A35 in sequence, and the threaded section is controlled to be threadedly connected at the threaded hole 101.

[0038] Based on the above, in the unfolded state, the control pin 103 is assembled on the U-shaped hinge seat 10; when in the retracted state, the control pin 103 is assembled on the connecting block 41, and the threaded section of the control pin 103 passes through the through hole B and is threadedly connected to the threaded hole B411.

[0039] In order to facilitate the control of the tube body B2 to be stored and unfolded according to the needs during use, such as Figure 5A base block 14 and a ring body 15 provided with a threaded hole C151 are connected to the inner wall of the tube body A1 through a connecting block, and a threaded blind hole B141 is provided on the side of the base block 14 close to the ring body 15; a through hole C201 is provided at the end of the connecting rod 20, and an annular thread groove 202 is provided on one side of the connecting rod 20 located on the side around the through hole C201; the tube body B2 is threadedly connected to the tube body B2; and the tube body B2 is provided with openings 22 on both sides inside the tube body A1 to avoid the connecting block; it also includes a fixing rod 21 that passes through the through hole C201 and is inserted into the tube body B2, and the end of the fixing rod 21 is provided with a threaded section that is threadedly connected to the threaded blind hole B141 and the threaded hole C151, and the traction rope 5 is an elastic rope, and one end of the traction rope 5 is connected to one side of the base block 14; and the control rod A3 is inserted into the tube body B2 when storing.

[0040] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A foldable upper limb trauma fracture rehabilitation training device, characterized in that: It comprises two tube bodies A (1) connected by a connecting frame and arranged in parallel; A U-shaped hinge seat (10) is provided at the end of the tube body A (1), and a U-shaped training frame is rotatably hinged on the U-shaped hinge seat (10); The U-shaped training frame comprises a rod A (3) hinged on a U-shaped hinge seat (10), an end extension rod (4) of the rod A (3), and a grip rod (40) connected between the two extension rods (4); The bottom of the U-shaped hinge seat (10) is provided with an opening A connected to the pipe body A (1); The connecting frame comprises two tube bodies B (2) inserted into the tube body A (1), and a connecting rod (20) is connected between the two tube bodies B (2); Any of the tube bodies A (1) is rotatably provided with two binding plates (12), the binding plates (12) are C-shaped, and the two open ends are respectively provided with connecting plates (13), the end of one of the connecting plates (13) is connected to a rotating sleeve (11) that rotates around the outer wall of the tube body A (1), and the connecting plate (13) is provided with a connecting hole (131); A traction rope (5) is fixed in the tube body A (1), one end of the traction rope (5) protrudes from the tube body A (1) and is inserted into a piston cavity (32) arranged at one end of the rod A (3), a piston (33) connected to the traction rope (5) is arranged in the piston cavity (32), and a spring (331) is connected between the piston (33) and the bottom side of the piston cavity (32); When storing, the rod A (3) is inserted into the tube body A (1); When in use, the control binding rope passes through the connection hole (131) to connect the two connection plates (13) together.

2. A foldable upper limb trauma fracture rehabilitation training device according to claim 1, characterized in that: The two side walls of the U-shaped hinge seat (10) are respectively provided with a through hole A (102) and a threaded hole A (101); one end of the rod A (3) is provided with a through hole A (35); During installation, a pin (103) having a threaded section at one end is controlled to pass through the through hole (102) and the through hole A (35) in sequence, and the threaded section is controlled to be threadedly connected to the threaded hole (101).

3. A foldable upper limb trauma fracture rehabilitation training device according to claim 2, characterized in that: The inner wall of the open end of the piston cavity (32) is provided with a thread structure A, and the thread structure is threadedly connected to a convex tube (34) having an outer wall provided with a thread structure B at one end; In the unfolded state, one end of the control convex tube (34) protrudes from the open end of the piston chamber (32); In the stored state, the control convex tube (34) is entirely inserted into the piston cavity (32).

4. The foldable upper limb trauma fracture rehabilitation training device according to claim 1, characterized in that: The bottom side of the piston chamber (32) is provided with a channel (31) penetrating the rod A (3); The outer side of the rod B (4) is provided with a thread structure C, and one end of the rod B (4) is inserted into the channel (31); The other end of the rod A (3) is provided with an external threaded flange (36), and a connecting sleeve (37) is connected to the external threaded flange (36); The connecting sleeve (37) is provided with a concentrically structured and connected threaded through hole A (371) and a threaded through hole B (372); the threaded through hole A (371) and the threaded through hole B (372) are respectively threadedly connected to the external threaded protrusion (36) and the threaded structure C.

5. The foldable upper limb trauma fracture rehabilitation training device according to claim 4, characterized in that: The end of the extension rod (4) is provided with a connection block (41) connected to the grip rod (40); Studs are respectively arranged on opposite sides of the two connection blocks (41), and threaded blind holes A threadedly connected to the studs are arranged at both ends of the gripping rod (40).

6. The foldable upper limb trauma fracture rehabilitation training device according to claim 5, characterized in that: The top end of the extension rod (4) is provided with a threaded blind hole B (42), the threaded blind hole B (42) is internally threadedly connected to a threaded column (45), a protrusion (44) is provided at the top of the threaded column (45), and a through hole A (441) is provided at the top of the protrusion (44); The bottom side of the threaded blind hole B (42) is provided with an air flow channel (43) penetrating the extension rod (4).

7. The foldable upper limb trauma fracture rehabilitation training device according to claim 6, characterized in that: A convex ring (421) is arranged in the threaded blind hole B (42); The bottom end of the threaded column (45) is connected to a convex column (46) that seals with the convex ring (421), the end of the convex column (46) is connected to a connecting column (461), and the end of the connecting column (461) is provided with a limiting plate (462) that cooperates with the convex ring (421); The threaded column (45) is provided with an exhaust hole penetrating in the vertical direction; The top of the connecting block (41) is recessed downward to form a concave cavity (412) extending into the extension rod (4) and communicating with the threaded blind hole B (42); a through hole B and a threaded hole B (411) are respectively provided on the connecting block (41) located on both sides of the concave cavity (412).

8. The foldable upper limb trauma fracture rehabilitation training device according to claim 1, characterized in that: The traction rope (5) is an elastic rope.

9. The foldable upper limb trauma fracture rehabilitation training device according to claim 1, characterized in that: The inner wall of the tube body A (1) is connected to a base block (14) and a ring body (15) provided with a threaded hole C (151) through a connecting block, and a threaded blind hole B (141) is provided on a side of the base block (14) close to the ring body (15); A through hole C (201) is provided at the end of the connecting rod (20), and an annular thread groove (202) is provided on one side of the connecting rod (20) located around the through hole C (201); the tube body B (2) is threadedly connected to the tube body B (2); and the tube body B (2) is provided with openings (22) on both sides inside the tube body A (1) to avoid the connection block; It also includes a fixing rod (21) that passes through the through hole C (201) and is inserted into the tube body B (2). The end of the fixing rod (21) is provided with a threaded section that is threadedly connected to the threaded blind hole B (141) and the threaded hole C (151).

10. The foldable upper limb trauma fracture rehabilitation training device according to claim 9, characterized in that: One end of the traction rope (5) is connected to one side of the base block (14).

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