Chest and back plate structure and multifunctional lumbar vertebra rehabilitation equipment applying same

Abstract

The utility model discloses a chest and back plate structure and a multifunctional lumbar vertebra rehabilitation device applying the chest and back plate structure, and the chest and back plate structure comprises a chest and back plate body, a sliding assembly and a driving connecting assembly used for driving the chest and back plate body to perform pitching motion. The sliding assembly and the driving connection assembly are both arranged on one side of the chest and back plate body; when the driving connecting assembly drives the chest and back plate body to do pitching motion, the chest and back plate body is static relative to the front chest of the patient under the action of the sliding assembly. According to the utility model, the sliding component is matched with the driving connecting component, so that the chest and back plate body can do pitching motion, and the relative sliding of the body of a user and the chest and back plate body in the use process is prevented; the lumbar vertebra rehabilitation device is simple in design, easy to use and suitable for rehabilitation treatment of patients suffering from lumbar vertebra diseases.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, and specifically relates to a chest back plate structure and multifunctional lumbar rehabilitation equipment using the same. Background Art

[0002] Lumbar rehabilitation equipment is a novel device that uses mechanical transmission, combining the characteristics of human physiology with mechanical physics and mechanics. Lumbar rehabilitation equipment is widely used for various acute and chronic injuries, such as lumbar disc herniation, low back pain, radiating leg and foot numbness, leg and foot muscle atrophy caused by walking weakness, and traumatic cervical fracture, dislocation, dislocation and other symptoms; it can also be used for clinical symptoms such as cervical dizziness, headache, tinnitus, and abnormal blood pressure; the function of the chest back board structure in the lumbar rehabilitation equipment is the most frequently used function for users. The chest back board in the lumbar rehabilitation equipment currently on the market is cumbersome to operate, cannot be pitched, and the body and the lumbar rehabilitation equipment may slide relative to each other when used by the patient. Utility Model Content

[0003] In view of this, the purpose of the utility model is to provide a chest back board structure, which solves the problem that the lumbar rehabilitation equipment in the prior art is cumbersome to operate, cannot perform pitching movements, and may cause relative sliding between the body and the multifunctional lumbar rehabilitation equipment when used by the patient.

[0004] The utility model also aims to provide a multifunctional lumbar rehabilitation device using the above-mentioned chest and back board structure.

[0005] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0006] A dorsal board structure comprises a dorsal board body, a sliding assembly and a driving connection assembly for causing the dorsal board body to perform pitch and elongation movements, wherein the sliding assembly and the driving connection assembly are both arranged on one side of the dorsal board body; when the driving connection assembly drives the dorsal board body to perform pitch and elongation movements, the dorsal board body remains relatively still with respect to the patient's front chest under the action of the sliding assembly.

[0007] The above solution also includes an adjustment component, which is arranged on the sliding component.

[0008] In the above scheme, the sliding assembly includes a first substrate and a first slide rail unit and a second slide rail unit arranged on the first substrate, the first substrate is fixedly connected to the dorsal plate body; the first slide rail unit is fixedly connected to the adjustment assembly.

[0009] In the above scheme, the sliding assembly includes a first slide rail, a first slide rail seat and a first substrate. The first slide rail is arranged on the first substrate. One side of the first slide rail seat is fixedly connected to the adjustment assembly, and the other side slides in cooperation with the first slide rail.

[0010] In the above solution, the sliding assembly further includes a second sliding rail and a second sliding rail shell, the second sliding rail is arranged on the first substrate, the second sliding rail shell is sleeved on the second sliding rail, and the second sliding rail and the second sliding rail shell cooperate with each other to slide.

[0011] In the above scheme, the sliding assembly also includes a first spring seat, a spring member, a second spring seat and a second substrate. The first spring seat is arranged on both sides of the adjustment assembly, one end of the spring member is connected to the first spring seat, and the other end is connected to the second spring seat. The second spring seat is arranged on the second substrate.

[0012] In the above solution, a spacer plate is further provided on the second slide rail shell, the second slide rail shell is connected to the second substrate via the spacer plate, and the second substrate is fixedly connected to the second slide rail shell.

[0013] In the above solution, at least two hinges are arranged on the second substrate.

[0014] In the above scheme, the adjustment component includes an adjustment base, an adjustment buckle and an adjustment optical axis. The adjustment base and the adjustment buckle are both provided with holes for the adjustment optical axis to pass through. One side of the adjustment base is buckled and connected to the adjustment buckle through the adjustment optical axis, and the other side of the adjustment base is connected to the first slide rail seat.

[0015] In the above solution, a limited surface is also provided on one side of the adjustment base connected to the adjustment upper buckle.

[0016] In the above solution, an adjusting buckle tooth is provided on the adjusting upper buckle, one end of the adjusting buckle tooth is connected to the adjusting upper buckle, and the other end is connected to the first substrate.

[0017] In the above solution, a slot which cooperates with the adjusting buckle is provided on the first substrate.

[0018] In the above solution, a groove is also provided on the adjusting buckle tooth.

[0019] In the above scheme, the sliding assembly includes a third slide rail unit, a third substrate and a fourth substrate, the third substrate is connected to the dorsal plate body, and the fourth substrate is connected to the third substrate through the third slide rail unit.

[0020] In the above solution, the third slide rail unit includes a third slide rail and a third slide rail shell, the third slide rail shell is sleeved on the third slide rail, and the third slide rail and the third slide rail shell slide in cooperation with each other.

[0021] In the above solution, a support block is also provided on the dorsal plate body.

[0022] In the above solution, a damping bearing frame is provided on the dorsal plate body, and a damping bearing is provided on the damping bearing frame.

[0023] In the above solution, a neck support plate is provided at one end of the dorsal plate body.

[0024] In the above solution, the driving connection assembly includes a base body and a dorsal plate pitch link, and the base body is connected to the dorsal plate pitch link.

[0025] Another technical solution of the utility model is implemented as follows: a multifunctional lumbar rehabilitation device comprises a multifunctional lumbar rehabilitation device body, a driving assembly and a thoracic back plate structure, wherein the thoracic back plate structure is connected to the multifunctional lumbar rehabilitation device body through the driving assembly.

[0026] Compared with the prior art, the utility model utilizes a sliding component and a driving connection component to cooperate, which can prevent the user's chest and the thoracic dorsal board body from sliding relative to each other when the thoracic dorsal board body performs pitching motion; the utility model has a simple design and is easy to use, and is suitable for rehabilitation treatment of patients with lumbar spondylosis. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A schematic diagram of the three-dimensional structure of a dorsal plate structure provided in Example 1 of the utility model;

[0028] Figure 2 A schematic diagram of a three-dimensional structure from another angle of a dorsal plate structure provided in Example 1 of the utility model;

[0029] Figure 3 A schematic diagram of the three-dimensional structure of an adjustment component in a chest and back plate structure provided in Example 1 of the utility model;

[0030] Figure 4 A schematic diagram of a three-dimensional structure from another angle of an adjustment component in a chest and back plate structure provided in Example 1 of the utility model;

[0031] Figure 5 An exploded schematic diagram of a dorsal plate structure provided in Example 1 of the utility model;

[0032] Figure 6 A schematic diagram of the connection between a lumbar rehabilitation device and a thoracic back plate structure provided in Example 1 of the utility model;

[0033] Figure 7 A schematic diagram of the three-dimensional structure of a dorsal plate structure provided in Example 2 of the utility model;

[0034] Figure 8 An exploded schematic diagram of a dorsal plate structure provided in Example 2 of the utility model;

[0035] Fig. 9 A schematic diagram of the connection between a multifunctional lumbar rehabilitation device and a thoracic back plate structure provided in Example 2 of the utility model;

[0036] Fig.10 A schematic diagram of the three-dimensional structure of a dorsal plate structure provided in Example 3 of the utility model;

[0037] Fig.11 A schematic diagram of the connection between a multifunctional lumbar rehabilitation device and a thoracic back plate structure provided in Example 3 of the utility model.

[0038] In the figure, 1. the chest back plate body, 11. the damping bearing frame, 12. the damping bearing, 13. the neck support plate, 14. the support block, 2. the sliding assembly, 21. the first slide rail unit, 211. the first slide rail, 212. the first slide rail seat, 22. the first base plate, 221. the card slot, 23. the second slide rail unit, 231. the second slide rail, 232. the second slide rail shell, 233. the spacer, 24. the spring unit, 241. the first spring seat, 242. the spring member, 243. the first Second spring seat, 25. Second base plate, 26. Third slide rail unit, 261. Third slide rail, 262. Third slide rail shell, 27. Third base plate, 28. Fourth base plate, 3. Adjustment assembly, 31. Adjustment base, 311. Limiting surface, 32. Adjustment buckle, 321. Adjustment buckle tooth, 322. Groove, 33. Adjustment optical axis, 4. Drive connection assembly, 41. Base body, 42. Thoracic back plate pitch connecting rod, 5. Multifunctional lumbar rehabilitation equipment body, 6. Drive assembly. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail in combination with specific embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0040] In the description of the present utility model, it should be clarified that the terms "vertical", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "horizontal" and the like indicating orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present utility model, and do not mean that the device or element referred to must have a specific orientation or position, and therefore cannot be understood as a limitation on the present utility model. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0041] Example 1

[0042] The utility model provides a chest back plate structure according to embodiment 1. Figures 1 to 6 , including a chest dorsal board body 1, a sliding component 2 and a driving connection component 4 for driving the chest dorsal board body 1 to perform pitch movements, the sliding component 2 and the driving connection component 4 are both arranged on one side of the chest dorsal board body 1; when the driving connection component 4 drives the chest dorsal board body 1 to perform pitch movements, the chest dorsal board body 1 is relatively still with respect to the patient's front chest under the action of the sliding component 2.

[0043] After adopting the above scheme, the utility model utilizes the cooperation of the sliding component 2 and the driving connection component 4 to make the chest back board body 1 pitch and roll, and prevents the user's body from sliding relative to the chest back board body 1 during use; the utility model has a simple design and is easy to use, and is suitable for rehabilitation treatment of patients with lumbar spondylosis.

[0044] In the specific implementation process of Example 1 of the utility model, further, it also includes an adjustment component 3, and the adjustment component 3 is arranged on the sliding component 2.

[0045] See also Figure 1 , Figure 2 and Figure 5In the specific implementation process of Example 1 of the utility model, further, the sliding assembly 2 includes a first slide rail unit 21 and a first base plate 22, the first slide rail unit 21 is arranged on the first base plate 22, and the first base plate 22 is fixedly connected to the dorsal plate body 1. The first slide rail unit 21 can make the adjustment assembly 3 slide. The sliding assembly 2 includes a first base plate 22 and a first slide rail unit 21 and a second slide rail unit 23 arranged on the first base plate 22, the first base plate 22 is fixedly connected to the dorsal plate body 1; the first slide rail unit 21 is fixedly connected to the adjustment assembly 3; the first slide rail unit 21 can make the adjustment assembly 3 slide, and the second slide rail unit 23 can support the dorsal plate body 1 to slide.

[0046] In the specific implementation process of Example 1 of the utility model, further, the first slide rail unit 21 includes a first slide rail 211 and a first slide rail seat 212, one side of the first slide rail seat 212 is fixedly connected to the adjustment component 3, and the other side slides in cooperation with the first slide rail 211.

[0047] Furthermore, the second rail unit 23 includes a second rail 231 and a second rail housing 232. The second rail housing 232 is sleeved on the second rail 231, and the second rail 231 and the second rail housing 232 cooperate with each other to slide. The second rail 231 and the second rail housing 232 cooperate with each other to enable the second rail 231 to slide in the second rail housing 232.

[0048] Specifically, in the present embodiment 1, the first slide rail unit 21 and the second slide rail unit 23 both adopt MGN12 guide rails.

[0049] Furthermore, a plurality of slots 221 are provided on the first substrate 22. The slots 221 on the first substrate 22 can allow the adjustment component 3 to be fixed in the slots 221 after sliding, so as to achieve the purpose of adjustment.

[0050] See also Figure 2 and Figure 5 In the specific implementation process of Example 1 of the utility model, further, the sliding assembly 2 also includes a spring unit 24 and a second base plate 25, the spring unit 24 is arranged on the second base plate 25, and the second base plate 25 is fixedly connected to the second slide rail shell 232. The spring unit 24 can prevent the dorsal plate structure from sliding due to its own weight.

[0051] In the specific implementation process of Example 1 of the utility model, further, the spring unit includes a first spring seat 241, a spring member 242 and a second spring seat 243, the first spring seat 241 is arranged on both sides of the adjustment component 3, one end of the spring member 242 is connected to the first spring seat 241, and the other end is connected to the second spring seat 243, and the second spring seat 243 is arranged on the second substrate 25. The second substrate 25 is used to fix the first spring seat 241 and the second spring seat 243.

[0052] See also Figure 5 In the specific implementation process of Example 1 of the utility model, further, a padding sheet 233 is provided on the second rail housing 232, and the second rail housing 232 is connected to the second base plate 25 through the padding sheet 233. The padding sheet 233 pads the second rail housing 232 so that the second rail 231 and the second rail housing 232 slide closely.

[0053] Furthermore, at least two hinges are provided on the second base plate 25. The hinges are used to connect the chest back plate structure with the multifunctional lumbar rehabilitation device body 5.

[0054] See also Figures 2 to 5 In the specific implementation process of the embodiment 1 of the utility model, further, the adjustment component 3 includes an adjustment base 31, an adjustment buckle 32 and an adjustment optical axis 33. The adjustment base 31 and the adjustment buckle 32 are both provided with a hole for the adjustment optical axis 33 to pass through. One side of the adjustment base 31 is buckled and connected with the adjustment buckle 32 through the adjustment optical axis 33, and the other side of the adjustment base 31 is connected with the first slide rail seat 26. The adjustment base 31 and the adjustment buckle 32 are connected through the adjustment optical axis 33, so that the adjustment buckle 32 can be flipped at a certain angle; the adjustment component 3 can be used to adjust the distance between the chest back board body 1 and the seat board when it is retracted to the bottom line position, so as to achieve the functional requirements of adapting to the user's body shape.

[0055] Furthermore, a limiting surface 311 is provided on one side of the adjusting base 31 connected to the adjusting buckle 32. The limiting surface 311 is an inclined surface, and the limiting surface 311 can limit the flip angle of the adjusting buckle 32.

[0056] Further, the adjusting buckle 32 is provided with an adjusting buckle tooth 321, one end of the adjusting buckle tooth 321 is connected to the adjusting buckle 32, and the other end is connected to the first substrate 22. The adjusting buckle tooth 321 can be stuck on the first substrate 22, so that the adjusting component 3 is fixed on the first substrate 22.

[0057] In the specific implementation process of the first embodiment of the present invention, further, a slot 221 which is matched and connected with the adjusting buckle 321 is provided on the first substrate 22. The adjusting buckle 321 is stuck in the slot 221 on the first substrate 22.

[0058] More specifically, in the present embodiment 1, the card slots 221 are arranged in two rows, so that the adjustment component 3 can select more card slots 221 .

[0059] More specifically, a groove 322 is further provided on the adjusting buckle tooth 321. The groove 322 is convenient for the user to insert a finger into and operate the adjusting buckle tooth 321.

[0060] In the specific implementation process of the embodiment 1 of the utility model, further, a damping bearing frame 11 is provided on the chest back board body 1, and a damping bearing 12 is provided on the damping bearing frame 11. The damping bearing frame 11 is used to fix the damping bearing 12, and the damping bearing 12 is used to connect the multifunctional lumbar rehabilitation device body 5.

[0061] Furthermore, a neck support plate 13 is provided at one end of the chest back plate body 1, and the neck support plate 13 in this embodiment 1 is an adjustable neck support plate, and the neck support plate 13 is used for the patient's neck to rest on.

[0062] In the specific implementation process of Example 1 of the utility model, further, the driving connection assembly 4 includes a base body 41 and a dorsal plate pitch link 42, the base body 41 is connected to the dorsal plate pitch link 42, and the base body 41 is connected to the first base 25. The driving connection assembly 4 is connected to the multifunctional lumbar vertebra rehabilitation device body 5, and the driving connection assembly 4 cooperates with the multifunctional lumbar vertebra rehabilitation device body 5 to enable the lumbar back plate body 1 to pitch.

[0063] The working principle of a chest back plate structure provided in Example 1 of the utility model is as follows:

[0064] See also Figures 1 to 6 When the patient uses the chest back board structure, the base body 41 in the driving connection component 4 is connected to the multifunctional lumbar rehabilitation equipment body 5 through the driving component 6. The lumbar rehabilitation equipment 5 controls the driving component 6 so that the base body 41 drives the chest back board body 1 to pitch. When the patient is pitching, the prothorax will slide relative to the dorsal board body 1 through friction; at this time, if the patient's prothorax slides downward or upward, the second slide rail 231 in the sliding assembly 2 will slide relative to the second slide rail shell 232, supporting the sliding of the dorsal board body 1 to ensure that the patient's prothorax and the dorsal board body 1 are relatively still, so that the patient's prothorax is always in close contact with the dorsal board body 1; when the patient needs to adjust the distance between the dorsal board body 1 and the seat plate when it is retracted to the lowest position, the patient's fingers can be inserted into the groove 322 to buckle the adjustment buckle 32, and the adjustment base 31 can slide on the first slide rail 211 at this time. When the adjustment base 31 drives the dorsal board body 1 to slide to a suitable position for the patient, the adjustment buckle 32 is pressed into the corresponding slot 221 to complete the position adjustment of the dorsal board body 1.

[0065] Example 2

[0066] A chest back plate structure provided in Example 2 of the utility model, see Figures 7 and 8, including a chest dorsal board body 1, a sliding component 2 and a driving connection component 4 for driving the chest dorsal board body 1 to perform pitch movements, the sliding component 2 and the driving connection component 4 are both arranged on one side of the chest dorsal board body 1; when the driving connection component 4 drives the chest dorsal board body 1 to perform pitch movements, the chest dorsal board body 1 is relatively still with respect to the patient's front chest under the action of the sliding component 2.

[0067] After adopting the above scheme, the utility model utilizes the cooperation of the sliding component 2 and the driving connection component 4 to make the chest back board body 1 pitch and roll, and prevents the user's body from sliding relative to the chest back board body 1 during use; the utility model has a simple design and is easy to use, and is suitable for rehabilitation treatment of patients with lumbar spondylosis.

[0068] See also Figures 7 and 8 In the specific implementation process of Example 2 of the utility model, further, the sliding assembly 2 includes a third slide rail unit 26, a third base plate 27 and a fourth base plate 28. The third base plate 27 is connected to the dorsal plate body 1, and the fourth base plate 28 is connected to the third base plate 27 through the third slide rail unit 26. The third slide rail unit 26 drives the third base plate 27 to slide, thereby supporting the dorsal plate body 1 to slide.

[0069] Furthermore, the third slide rail unit 26 includes a third slide rail 261 and a third slide rail housing 262 . The third slide rail housing 262 is sleeved on the third slide rail 261 , and the third slide rail 261 and the third slide rail housing 262 cooperate with each other to slide.

[0070] Specifically, in this embodiment 2, the third slide rail 261 and the third slide rail shell 262 both adopt MGN12 guide rails.

[0071] In the specific implementation process of the second embodiment of the present utility model, further, at least two hinges are arranged on the fourth base plate 28. The hinges are used to connect the chest back plate structure with the multifunctional lumbar rehabilitation device body 5.

[0072] In the specific implementation process of Example 2 of the utility model, further, the driving connection assembly 4 includes a base body 41 and a chest back plate pitch link 42, the base body 41 is connected to the chest back plate pitch link 42, and the base body 41 is connected to the fourth base 28. The driving connection assembly 4 is connected to the multifunctional lumbar vertebra rehabilitation device body 5, and the driving connection assembly 4 cooperates with the multifunctional lumbar vertebra rehabilitation device body 5 to enable the lumbar back plate body 1 to pitch.

[0073] See also Figure 7 In the specific implementation process of Example 2 of the utility model, further, a neck support plate 13 is provided at one end of the chest back board body 1, and the neck support plate 13 in this Example 2 is an adjustable neck support plate, and the neck support plate 13 is used for the patient's neck to rest on.

[0074] Furthermore, a support block 14 is provided on the chest back board body 1, and the support block 14 can support the head and neck of the user.

[0075] The working principle of a chest back plate structure provided in Example 2 of the utility model is as follows:

[0076] See also Figures 7 to 9 When the patient uses the dorsal board structure, the dorsal board body 1 is pitched up and down through the driving connection component 4. During the pitching process, the patient's front chest will slide relative to the dorsal board body 1 through friction. At this time, if the patient's front chest slides downward or upward, the third slide rail 261 in the sliding component 2 will slide relative to the third slide rail shell 262, supporting the sliding of the dorsal board body 1 to ensure that the patient's front chest and the dorsal board body 1 are relatively still, so that the patient's front chest section is always close to the dorsal board body 1. When the patient needs to use the dorsal board structure for pitching up and down, the base body 41 in the driving connection component 4 is connected to the multifunctional lumbar rehabilitation equipment body 5 through the driving component 6, and the lumbar rehabilitation equipment 5 controls the driving component 6 so that the base body 41 drives the dorsal board body 1 to pitch up and down.

[0077] Example 3

[0078] A dorsal plate structure provided in Example 3 of the utility model is different from Examples 1 and 2 in that the dorsal plate structure in Example 3 only includes a dorsal plate body 1 and a base body 41 .

[0079] See also Fig.10 and Fig.11 In the specific implementation process of Example 3 of the utility model, further, a neck support plate 13 is provided at one end of the chest back board body 1, and the neck support plate 13 in this Example 2 is an adjustable neck support plate, and the neck support plate 13 is used for the patient's neck to rest on.

[0080] The working principle of a chest back plate structure provided in Example 3 of the utility model is as follows:

[0081] See also Fig.10 and Fig.11 When the patient uses the chest back board structure, the base body 41 in the driving connection component 4 is connected to the multifunctional lumbar rehabilitation equipment body 5 through the driving component 6. The lumbar rehabilitation equipment 5 controls the driving component 6 so that the base body 41 drives the chest back board body 1 to pitch.

[0082] Example 4

[0083] A multifunctional lumbar rehabilitation device provided in Example 4 of the utility model comprises a multifunctional lumbar rehabilitation device body 5, a driving assembly 6 and a thoracic back plate structure as in Example 1 or Example 2 or Example 3, wherein the thoracic back plate structure is connected to the multifunctional lumbar rehabilitation device body 5 via the driving assembly 6.

[0084] By applying the chest and back board structure described in Example 1, Example 2 and Example 3 to the existing multifunctional lumbar rehabilitation equipment, the problem that the existing multifunctional lumbar rehabilitation equipment is cumbersome to operate, cannot perform pitching movements, and may cause relative sliding between the body and the multifunctional lumbar rehabilitation equipment when the patient uses it can be solved.

[0085] To sum up, the utility model utilizes the first slide rail unit 21, the second slide rail unit 23, the spring unit 24 and the adjustment assembly 3 in the sliding assembly 2 to cooperate with each other, and prevents the user's body from sliding relative to the chest-back board body 1 during use; at the same time, the base body 41 in the utility model is connected to the multifunctional lumbar rehabilitation equipment body 5 through the chest-back board pitch connecting rod driving assembly 6, so that the chest-back board structure can be pitched; the utility model is simple in design and easy to use, and is suitable for rehabilitation treatment of patients with lumbar spondylosis.

[0086] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A dorsal plate structure, characterized in that: The invention comprises a chest plate body (1), a sliding component (2) and a driving connection component (4) for driving the chest plate body (1) to perform a pitching movement, wherein the sliding component (2) and the driving connection component (4) are both arranged on one side of the chest plate body (1); when the driving connection component (4) drives the chest plate body (1) to perform a pitching movement, the chest plate body (1) remains relatively still with respect to the front chest of the patient under the action of the sliding component (2).

2. A chest back plate structure according to claim 1, characterized in that: It also comprises an adjusting component (3), wherein the adjusting component (3) is arranged on the sliding component (2).

3. A dorsal plate structure according to any one of claims 1 or 2, characterized in that: The sliding assembly (2) comprises a first base plate (22) and a first slide rail unit (21) and a second slide rail unit (23) arranged on the first base plate (22); the first base plate (22) is fixedly connected to the dorsal plate body (1); and the first slide rail unit (21) is fixedly connected to the adjustment assembly (3).

4. A chest back plate structure according to claim 3, characterized in that: The first slide rail unit (21) comprises a first slide rail (211) and a first slide rail seat (212); one side of the first slide rail seat (212) is fixedly connected to the adjustment assembly (3), and the other side slides in cooperation with the first slide rail (211).

5. A dorsal plate structure according to claim 3, characterized in that: The second slide rail unit (23) comprises a second slide rail (231) and a second slide rail shell (232); the second slide rail shell (232) is sleeved on the second slide rail (231), and the second slide rail (231) and the second slide rail shell (232) slide in cooperation with each other.

6. A chest back plate structure according to claim 5, characterized in that: The sliding assembly (2) further comprises a spring unit (24) and a second base plate (25); the spring unit (24) is arranged on the second base plate (25); and the second base plate (25) is fixedly connected to the second slide rail shell (232).

7. A chest back plate structure according to claim 6, characterized in that: The spring unit (24) comprises a first spring seat (241), a spring member (242) and a second spring seat (243); the first spring seat (241) is arranged on both sides of the adjustment component (3); one end of the spring member (242) is connected to the first spring seat (241) and the other end is connected to the second spring seat (243); the second spring seat (243) is arranged on the second substrate (25).

8. The dorsal plate structure according to claim 6, characterized in that: The second slide rail shell (232) is also provided with a spacer plate (233), and the second slide rail shell (232) is connected to the second base plate (25) via the spacer plate (233).

9. The dorsal plate structure according to claim 4, characterized in that: The adjustment assembly (3) comprises an adjustment base (31), an adjustment buckle (32) and an adjustment optical axis (33); the adjustment base (31) and the adjustment buckle (32) are both provided with holes for the adjustment optical axis (33) to pass through; one side of the adjustment base (31) is buckled and connected to the adjustment buckle (32) via the adjustment optical axis (33); and the other side of the adjustment base (31) is connected to the first slide rail seat (212).

10. A dorsal plate structure according to claim 9, characterized in that: A limited surface (311) is also provided on one side of the adjustment base (31) that is connected to the adjustment upper buckle (32).

11. The dorsal plate structure according to claim 9, characterized in that: The adjusting upper buckle (32) is provided with an adjusting buckle tooth (321), one end of the adjusting buckle tooth (321) is connected to the adjusting upper buckle (32), and the other end is connected to the first substrate (22).

12. A dorsal plate structure according to claim 11, characterized in that: The first substrate (22) is provided with a slot (221) which is matched and connected with the adjusting buckle (321).

13. The dorsal plate structure according to claim 1, characterized in that: The sliding assembly (2) comprises a third slide rail unit (26), a third base plate (27) and a fourth base plate (28); the third base plate (27) is connected to the dorsal plate body (1); and the fourth base plate (28) is connected to the third base plate (27) via the third slide rail unit (26).

14. A dorsal plate structure according to claim 13, characterized in that: The third slide rail unit (26) comprises a third slide rail (261) and a third slide rail shell (262); the third slide rail shell (262) is sleeved on the third slide rail (261), and the third slide rail (261) and the third slide rail shell (262) slide in cooperation with each other.

15. A dorsal plate structure according to any one of claims 1, 2, 13 or 14, characterized in that: The driving connection assembly (4) comprises a base body (41) and a dorsal plate pitch link (42), and the base body (41) is connected to the dorsal plate pitch link (42).

16. A multifunctional lumbar rehabilitation device, characterized in that: It comprises a multifunctional lumbar rehabilitation device body (5), a driving component (6) and a thoracic back plate structure as described in any one of claims 1 to 15, wherein the thoracic back plate structure is connected to the multifunctional lumbar rehabilitation device body (5) via the driving component (6).

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