Gait rehabilitation apparatus

Abstract

The utility model relates to a gait rehabilitation instrument, including setting up in left and right sides' side stand, the gait mechanism of upper end through the pivot installation in side stand, the footboard of setting up in gait mechanism lower extreme and install in gait mechanism above and be located footboard top's knee baffle, be equipped with the front stand in one side between two side stands, be equipped with the drive motor for driving gait mechanism movement on front stand, gait mechanism has two groups, installs on corresponding side stand respectively. The utility model discloses gait mechanism directly installs on side stand, has spared the fixed plate structure among the prior art, can effectively reduce the transverse occupied space of equipment, and the cross slide block assembly is connected between the supporting leg and footboard, is more stable reliable in the use process.

Description

Technical Field

[0001] This utility model belongs to the field of rehabilitation equipment, specifically relating to a gait rehabilitation device. Background Technology

[0002] Patients with central nervous system damage and musculoskeletal disorders are unable to move normally, and in severe cases, they may require prolonged bed rest, losing their ability to care for themselves. This causes immense physical and psychological suffering for both the patient and their caregivers, resulting in a low quality of life and well-being. Physical examinations and daily activities are extremely difficult for paralyzed patients, requiring manual assistance, which is very labor-intensive and can easily cause discomfort. If patients can regain some degree of mobility, it not only improves their own quality of life but also reduces the overall burden on their families and society. To achieve this, patients, regardless of whether their condition is mild or severe, need to undergo timely rehabilitation exercises; otherwise, serious complications may arise, further reducing their quality of life and well-being.

[0003] Utility model patent CN222533599U discloses a rehabilitation training robot that uses two motors to drive two multi-link mechanisms to move the user's hip and knee joints, thereby achieving rehabilitation training. However, in this technical solution, in addition to the armrests 2, a fixing plate 15 is also provided to accommodate the multi-link mechanisms, resulting in a relatively large lateral width of the entire machine. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a gait rehabilitation device that can effectively reduce the lateral size of the machine.

[0005] The technical solution adopted in this utility model is: A gait rehabilitation device includes side columns on the left and right sides, a gait movement mechanism mounted on the side columns via a pivot at its upper end, a foot pedal at the lower end of the gait movement mechanism, and a knee guard mounted on the gait movement mechanism and located above the foot pedal. A front column is provided on one side between the two side columns, and a drive motor for driving the gait movement mechanism is provided on the front column. There are two sets of gait movement mechanisms, which are respectively mounted on the corresponding side columns.

[0006] Furthermore, the gait movement mechanism includes a thigh joint, a calf joint mounted on the lower end of the thigh joint via a pivot, and a rocker arm for driving the thigh joint and / or the calf joint to swing. The rocker arm is connected to a drive motor. The upper end of the thigh joint is connected to the side column via a pivot. A knee guard and a foot pedal are respectively mounted on the upper and lower ends of the calf joint.

[0007] Furthermore, a fixing plate parallel to the lower end of the thigh joint is provided, and the upper end of the calf joint and the end of the rocker arm are mounted between the thigh joint and the fixing plate via the same pivot.

[0008] Furthermore, a shock-absorbing part, which is a shock-absorbing spring, is provided between the middle of the lower leg joint and the middle of the rocker arm.

[0009] Furthermore, a horizontal support leg is provided at the lower end of the side column, with rollers installed at both ends of the support leg, and a cross slider assembly is provided between the support leg and the foot pedal.

[0010] Furthermore, the cross slider assembly includes a horizontally arranged first slide rail, a slider slidably connected to the first slide rail on one side, and a second slide rail arranged on the other side of the slider. Slide grooves for cooperating with the first and second slide rails are respectively provided on both sides of the slider. The second slide rail is rotatably connected to the foot pedal through a transverse pivot.

[0011] Furthermore, the foot pedal is fixed to the bottom of the gait movement mechanism via an L-shaped mounting plate. The foot pedal is fixed to the horizontal bar of the mounting plate, the vertical bar of the mounting plate is fixedly connected to the gait movement mechanism, and the second slide rail is connected to the vertical bar of the mounting plate.

[0012] Furthermore, a crank is provided on the output shaft of the drive motor, and the crank is connected to the rocker arm via a rotating shaft.

[0013] Furthermore, a side beam is provided at the top of the side column, and cushions are provided on both the side beam and the front column.

[0014] Furthermore, handrails are provided behind the two side crossbeams, and a back frame is provided between the two handrails, with a cushion also provided on the back frame; A limiting ring is fixedly installed on the handrail. The lower end of the rear frame is slotted and installed on the handrail at a position between the limiting ring and the side beam. Alternatively, two limiting rings are provided on each handrail, and the end of the rear frame is positioned between the two limiting rings.

[0015] The positive effects of this utility model are: The gait movement mechanism of this invention is directly mounted on the side column, eliminating the need for the fixed plate structure in existing technologies. This effectively reduces the lateral space occupied by the equipment. It also features a side beam and handrails, with the side beam, side column, and handrails on the same side essentially located in the same plane, achieving both support and installation of the gait movement mechanism. Furthermore, the outriggers and foot pedals are connected via a cross-slider assembly, ensuring greater stability and reliability during use. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is a side view of the present invention; Figure 3 This is a schematic diagram of the gait motion mechanism of this utility model. Detailed Implementation

[0017] First, it should be noted that in the description of this utility model, "forward" refers to the area in front of the user, and "rearward" refers to the area behind the user. (See attached diagram) Figure 1-3 As shown, this utility model discloses a gait rehabilitation device, including support legs 9 on the left and right sides, side columns 1 fixedly installed on the support legs 9, side crossbeams 2 fixed on the top of the side columns 1, and a front column 3 located between the two side columns 1 and in front. Gait movement mechanisms are installed on the inner side walls of the two side columns 1, and a drive motor for driving the gait movement mechanism is provided on the front column 3.

[0018] The gait movement mechanism includes a thigh joint 11, a calf joint 13, and a rocker arm 6. Both the thigh joint 11 and the calf joint 13 are plate-shaped. The upper end of the thigh joint 11 is connected to the side column 1 via a pivot, and the upper end of the calf joint 13 is connected to the lower end of the thigh joint 11 via a pivot. Preferably, a fixed plate 14 parallel to the lower end of the thigh joint 11 is fixedly connected. The pivot connecting the thigh joint 11 and the calf joint 13 is located between the thigh joint 11 and the fixed plate 14, and the rocker arm 6 is also connected to the thigh joint 11 and the calf joint 13 via this pivot to drive their movement. A crank 12 is mounted on the output shaft of the drive motor. One end of the crank 12 is connected to one end of the rocker arm 6 via a pivot. The crank 12 drives the rocker arm 6 to swing, thereby driving the gait movement mechanism. A knee guard 7 and a foot pedal 8 are respectively installed at the upper and lower ends of the calf joint 13. The knee guard 7 is located in front of the human body, and a guard is provided on the foot pedal 6 and located behind the human body. The guard and the knee guard 7 are located on the front and back sides of the human body respectively, which can limit the position of the lower leg and help prevent the person from falling over.

[0019] Preferably, a shock-absorbing part 10, which is a shock-absorbing spring, is provided between the middle of the lower leg joint 13 and the middle of the rocker arm 6. When the user's leg moves to the foremost position under the action of the rocker arm 3, the shock-absorbing spring plays a buffering role, avoiding injury to the knee, which is more in line with ergonomic design and helps to improve the comfort during use.

[0020] The outrigger 9 is horizontally positioned, with rollers installed at both ends of its bottom. A cross slider assembly is provided between the outrigger 9 and the foot pedal 8. The cross slider assembly includes a horizontally positioned first slide rail 15, a slider 16 slidably mounted on the first slide rail 15, and a second slide rail 17 that cooperates with the slider 16. Horizontal and vertical grooves are respectively provided on the left and right sides of the slider 16. The first slide rail 15 cooperates with the horizontal groove, and the second slide rail 17 cooperates with the vertical groove. The second slide rail 17 is rotatably connected to the foot pedal 8 through a horizontal pivot. The cross slider assembly can play a certain limiting role for the foot pedal 8, making it more stable and reliable during use and reducing personnel risks.

[0021] Preferably, the foot pedal 8 is fixedly mounted on the L-shaped mounting plate 18. The horizontal bar of the mounting plate 18 is fixedly connected to the bottom of the foot pedal 8, and the vertical bar of the mounting plate 18 is fixedly connected to the bottom of the lower leg joint 13. The foot pedal 8 is connected to the lower leg joint 13 through the mounting plate 18. The cross slider assembly is positioned between the support leg 9 and the vertical bar of the mounting plate 18, and the second slide rail 17 is fixedly connected to the vertical bar of the mounting plate 18.

[0022] Preferably, cushions 4 are provided on both the side crossbeams 2 and the front uprights 3. Handrails 19 are located behind the two side crossbeams 2, and a rear frame 5 is located between the two handrails 19. Cushions 4 are also provided on the rear frame 5. The presence of cushions in all four positions (front, back, left, and right) serves two purposes: firstly, to provide protection against accidental falls; and secondly, to improve user comfort. Limiting rings 20 are fixedly installed on the handrails 19, and the lower left and right ends of the rear frame 5 have slots for engaging with the handrails 19. The rear frame 5 can be installed in two ways: one is by locking it between the limiting rings 20 and the side crossbeams 2; the other is by using double limiting rings, with the ends of the rear frame 5 engaging between the double limiting rings.

[0023] This utility model directly mounts the gait movement mechanism on the side column 1, effectively reducing the lateral space occupied, while using the cross slider assembly to limit the foot pedal 8, improving the stability of use.

[0024] The above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. A gait rehabilitation device, characterized in that... It includes side columns (1) set on the left and right sides, a gait movement mechanism mounted on the side columns (1) at the upper end via a pivot, a foot pedal (8) set at the lower end of the gait movement mechanism, and a knee guard (7) mounted on the gait movement mechanism and located above the foot pedal (8). A front column (3) is provided on one side between the two side columns (1), and a drive motor for driving the gait movement mechanism is provided on the front column (3). There are two sets of gait movement mechanisms, which are respectively mounted on the corresponding side columns (1).

2. The gait rehabilitation device according to claim 1, characterized in that... The gait movement mechanism includes a thigh joint (11), a calf joint (13) mounted on the lower end of the thigh joint (11) via a pivot, and a rocker arm (6) for swinging the thigh joint (11) and / or the calf joint (13). The rocker arm (6) is connected to a drive motor. The upper end of the thigh joint (11) is connected to the side column (1) via a pivot. The knee guard (7) and foot pedal (8) are respectively mounted on the upper and lower ends of the calf joint (13).

3. The gait rehabilitation device according to claim 2, characterized in that... A fixing plate (14) parallel to the lower end of the thigh joint (11) is provided, and the upper end of the calf joint (13) and the end of the rocker arm (6) are installed between the thigh joint (11) and the fixing plate (14) via the same pivot.

4. The gait rehabilitation device according to claim 2 or 3, characterized in that... A shock-absorbing part (10) is provided between the middle of the lower leg joint (13) and the middle of the rocker arm (6), and the shock-absorbing part (10) is a shock-absorbing spring.

5. The gait rehabilitation device according to claim 1, characterized in that... A horizontal support leg (9) is provided at the lower end of the side column (1), and rollers are installed at both ends of the support leg (9). A cross slider assembly is provided between the support leg (9) and the foot pedal (8).

6. The gait rehabilitation device according to claim 5, characterized in that... The cross slider assembly includes a horizontally arranged first slide rail (15), a slider (16) slidably connected to the first slide rail (15) on one side, and a second slide rail (17) arranged on the other side of the slider (16). Slide grooves for cooperating with the first slide rail (15) and the second slide rail (17) are respectively provided on both sides of the slider (16). The second slide rail (17) is rotatably connected to the foot pedal (8) through a transverse pivot.

7. The gait rehabilitation device according to claim 6, characterized in that... The foot pedal (8) is fixed to the bottom of the gait movement mechanism by an L-shaped mounting plate (18). The foot pedal (8) is fixed on the horizontal bar of the mounting plate (18). The vertical bar of the mounting plate (18) is fixedly connected to the gait movement mechanism, and the second slide rail (17) is connected to the vertical bar of the mounting plate (18).

8. The gait rehabilitation device according to claim 2, characterized in that... A crank (12) is provided on the output shaft of the drive motor, and the crank (12) is connected to the rocker arm (6) through a rotating shaft.

9. The gait rehabilitation device according to claim 1, characterized in that... A side beam (2) is provided on the top of the side column (1), and cushions (4) are provided on both the side beam (2) and the front column (3).

10. The gait rehabilitation device according to claim 9, characterized in that... A handrail (19) is provided behind the two side crossbeams (2), and a rear frame (5) is provided between the two handrails (19). A cushion (4) is also provided on the rear frame (5). A limiting ring (20) is fixedly installed on the handrail (19). The lower side of the end of the rear frame (5) is slotted and installed on the handrail (19) and located between the limiting ring (20) and the side beam (2). Alternatively, two limiting rings (20) are provided on each handrail (19), and the end of the rear frame (5) is located between the two limiting rings (20).

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