Waist bearing wearable type middle gravity dispersing device

By designing a waist-supporting wearable gravity-dispersing device, which uses connecting plates and telescopic rods to distribute the weight of tools, the problem of high labor intensity and safety hazards for workers is solved. This reduces the burden on the waist and arms, and improves work efficiency and device stability.

CN224144638UActive Publication Date: 2026-04-21INNER MONGOLIA UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
INNER MONGOLIA UNIV OF SCI & TECH
Filing Date
2025-05-14
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

The existing tools are heavy, which leads to high labor intensity for workers, hand fatigue, low efficiency, and safety hazards.

Method used

Design a waist-supporting wearable medium gravity distribution device, including a waist support plate and a gravity distribution structure. Through the combination of multiple connecting plates, telescopic rods and hinges, the weight of the tool is distributed, reducing the burden on the worker's waist and arms.

Benefits of technology

It effectively reduces the burden on workers' waist and arms, improves work efficiency, improves the working environment, and enhances the support strength and wearing stability of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of human body weight-bearing auxiliary equipment, and discloses a waist-bearing wearable type middle gravity dispersing device which comprises a waist supporting plate, a waist supporting plate, a middle gravity dispersing plate and a waist supporting plate. The gravity dispersion structure comprises a first gravity dispersion part and a second gravity dispersion part, the first gravity dispersion part comprises a first connecting plate fixedly mounted on the outer wall of the waist supporting plate, a hole is formed in the first connecting plate, a first connecting shaft is rotatably mounted in the hole, and a second connecting plate is arranged at the top of the waist supporting plate; the first connecting shaft is embedded in a second connecting plate, a back supporting plate is arranged outside the second connecting plate, four sets of third limiting nails are arranged in the back supporting plate, and the third limiting nails are installed in the second connecting plate; the purpose of supporting the waist and the back is achieved, pressure borne by hand holding is relieved, the strength of stress of four limbs is relieved, the body pressure of workers is relieved, and the working environment of the workers is improved.
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Description

Technical Field

[0001] This utility model belongs to the technical field of human weight-bearing auxiliary equipment, specifically, it relates to a waist-supporting wearable gravity dispersion device. Background Technology

[0002] Currently, some jobs, such as those on construction sites, involve numerous debris and complex terrain structures, making it impossible for robots to replace certain tasks, requiring manual operation. For example, the work of tightening rebar sleeves takes place in complex terrain surrounded by steel frames. The tightening sleeve wrenches are heavy (around 15 kg). Their weight is due to the complex environment, where drops and impacts are unavoidable, necessitating high quality. Furthermore, as a force-applying product, high strength is essential. Considering their specific usage requirements and structure, and the fact that cost cannot be too high (since they are typically used on construction sites, excessive cost would be impractical), lightweight, high-strength metals (such as titanium alloys) cannot be used. These requirements are not unique to any particular field; they exist in many jobs today.

[0003] These types of jobs often require manual operation, and the movements are relatively simple. However, with current technology, for jobs using heavy tools, such as tightening wrenches for rebar sleeves, the entire weight must be borne by the on-site technicians. This results in high labor intensity, often leading to blisters, numbness, and pain in the hands and arms after just one day of use. Furthermore, the tools pose a safety hazard to on-site technicians and can cause damage to other property if dropped. Additionally, the weight of the tools reduces the efficiency of the technicians.

[0004] In view of this, this utility model is proposed. Utility Model Content

[0005] To solve the technical problem of the tool's gravity exerting pressure on artificial limbs as described above, the basic concept of the technical solution adopted by this utility model is as follows:

[0006] A waist-support wearable midgravity dispersion device includes:

[0007] Lumbar support plate, which is installed on the human waist;

[0008] The gravity dispersion structure includes a first gravity dispersion part and a second gravity dispersion part. The first gravity dispersion part includes a first connecting plate fixedly installed on the outer wall of the waist support plate. The first connecting plate has a hole inside, and a first connecting shaft is rotatably installed in the hole. A second connecting plate is provided on the top of the waist support plate. The first connecting shaft is nested inside the second connecting plate. A back support plate is provided on the outside of the second connecting plate. Four sets of third limiting pins are provided inside the back support plate. The third limiting pins are installed inside the second connecting plate. The second gravity dispersion part includes two sets of fifth connecting plates provided on the outside of the waist support plate. A fourth connecting plate is fixedly installed on one side of the outer wall of the fifth connecting plate. A set of first support plates and a set of first hinge members are hinged to the outer wall of the fourth connecting plate. A first telescopic rod is hinged to the outer wall of the first hinge member. A second telescopic rod is fixedly installed at one end of the first telescopic rod.

[0009] In a preferred embodiment of the present invention, the second gravity dispersion part further includes a sixth connecting plate hinged to one side of the outer wall of the fifth connecting plate, a second hinge member hinged to one side of the outer wall of the sixth connecting plate, a fourth telescopic rod hinged to one side of the outer wall of the second hinge member, and one end of the fourth telescopic rod hinged to one side of the outer wall of the fifth connecting plate.

[0010] In a preferred embodiment of the present invention, the second gravity dispersion part further includes two sets of third connecting plates disposed on the top of the waist support plate. A first fixing plate is fixedly installed on one side of the outer wall of the third connecting plate. A fixing rod is fixedly installed inside the first fixing plate. A first movable plate is rotatably installed on the outer wall of the fixing rod. Four sets of second limiting pins are disposed inside the third connecting plate. The second limiting pins are installed inside the back support plate.

[0011] In a preferred embodiment of the present invention, the second gravity dispersion part further includes a set of first limiting nails and a set of fifth limiting nails fixedly installed on the outer wall of one side of the first movable plate, one end of the second telescopic rod is rotatably installed on the outer wall of the fifth limiting nail, and one end of the first support plate is rotatably installed on the outer wall of the first limiting nail.

[0012] In a preferred embodiment of this utility model, two sets of waist belt groove plates are fixedly installed on the outer wall of the waist support plate, and waist belts are fixedly installed inside the waist belt groove plates. A set of first buckles and a set of second buckles are fixedly installed at one end of each of the two sets of waist belts. The first buckles are snapped into the inside of the second buckles. Shoulder straps are installed on the outer wall of the waist belts. One end of the shoulder straps has a shoulder strap hole, and the other end of the shoulder straps is fixedly installed with a fourth limiting pin, which is installed inside the waist belts.

[0013] In a preferred embodiment of this utility model, two sets of arm supports are provided on the outer wall of the waist support plate. A seventh connecting plate is fixedly installed on the top of the arm supports. A second limiting hole is opened inside the arm supports. A first limiting hole is opened inside the seventh connecting plate. Five sets of first heat dissipation holes are opened inside the arm supports. Five sets of second heat dissipation holes are opened inside the arm supports. An elastic band is provided on the top of the arm supports.

[0014] In a preferred embodiment of this utility model, a first connector is provided on one outer wall of the sixth connecting plate. Two sets of hexagonal bolts are provided inside the first connector. The hexagonal bolts are screwed into the interior of the sixth connecting plate. A third telescopic rod is hinged inside the first connector. One end of the third telescopic rod is rotatably installed inside the first limiting hole. A hinge rod is provided inside the second hinge member. The hinge rod is rotatably installed inside the second limiting hole. Two sets of sixth limiting pins are provided on one outer wall of the second connecting plate. The sixth limiting pins are located inside the shoulder strap hole.

[0015] Compared with the prior art, the present invention has the following advantages:

[0016] 1. To provide support for the waist and back, relieve pressure on the hands, reduce the intensity of force on the limbs, reduce physical stress on workers, and improve the working environment for workers.

[0017] 2. To achieve the purpose of wearing the device, improve the wearing effect of the device, improve the fit between the device and the limbs, and improve the stability of wearing the device.

[0018] 3. To achieve the purpose of providing auxiliary support and connection for the device, enhance the support strength of the device, improve the stress relief effect of the device, and optimize the user experience of the device.

[0019] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings. Attached Figure Description

[0020] In the attached diagram:

[0021] Figure 1 This is a schematic diagram of the structure of this utility model;

[0022] Figure 2 This is a schematic diagram showing the disassembled first and second fasteners of this utility model;

[0023] Figure 3 This is a schematic diagram of the waist support plate structure of this utility model;

[0024] Figure 4 This is a schematic diagram of the back support plate structure of this utility model;

[0025] Figure 5 This is a schematic diagram of the fifth connecting plate structure of this utility model;

[0026] Figure 6 This is a schematic diagram of the arm support structure of this utility model.

[0027] In the diagram: 10. Waist support plate; 11. First connecting plate; 12. Second connecting plate; 13. First connecting shaft; 14. Back support plate; 15. Third connecting plate; 16. First fixing plate; 17. First movable plate; 18. First limiting pin; 19. Second limiting pin; 20. Third limiting pin; 21. Waist belt groove plate; 22. Waist belt; 23. First buckle; 24. Second buckle; 25. Shoulder strap; 26. Shoulder strap hole; 27. Fourth limiting pin; 28. Fifth limiting pin; 29. ​​First Support plate; 30, First telescopic rod; 31, Second telescopic rod; 32, First hinge; 33, Fourth connecting plate; 34, Fifth connecting plate; 35, Sixth connecting plate; 36, First connector; 37, Third telescopic rod; 38, Fourth telescopic rod; 39, Hex bolt; 40, Arm bracket; 41, Seventh connecting plate; 42, First limiting hole; 43, Second limiting hole; 44, Elastic band; 45, First heat dissipation hole; 46, Second heat dissipation hole; 47, Sixth limiting pin; 48, Second hinge. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings. The following embodiments are used to illustrate this utility model.

[0029] Example 1: A waist-supporting wearable midgravity dispersion device, specifically as follows... Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the device includes a lumbar support plate 10, which is installed on the waist of the human body; a gravity distribution structure, which includes a first gravity distribution part and a second gravity distribution part. The first gravity distribution part includes a first connecting plate 11 fixedly installed on the outer wall of the lumbar support plate 10. The first connecting plate 11 has a hole inside, and a first connecting shaft 13 is rotatably installed in the hole. A second connecting plate 12 is provided on the top of the lumbar support plate 10, and the first connecting shaft 13 is nested inside the second connecting plate 12. A back support plate 14 is provided on the outside of the second connecting plate 12. The back support plate 14 is provided with four sets of third limiting pins 20, which are installed inside the second connecting plate 12. The second gravity dispersion part includes two sets of fifth connecting plates 34 provided outside the waist support plate 10. A fourth connecting plate 33 is fixedly installed on one side of the outer wall of the fifth connecting plate 34. A set of first support plates 29 and a set of first hinge members 32 are hingedly installed on the outer wall of the fourth connecting plate 33. A first telescopic rod 30 is hingedly installed on the outer wall of the first hinge member 32. A second telescopic rod 31 is fixedly installed at one end of the first telescopic rod 30. The gravity-dispersing structure weakens the force of gravity, provides auxiliary support for the worker's arms, and the waist support plate 10 is pressed tightly against the waist. The second connecting plate 12 is pressed tightly against the worker's back. The second connecting plate 12 is supported and connected by the first connecting plate 11 and the first connecting shaft 13. The back support plate 14 and the second connecting plate 12 are connected and fixed by the third limiting pin 20, making the device adaptable to workers of different heights. The first hinge 32 and the first support plate 29 are connected by the fifth connecting plate 34 and the fourth connecting plate 33. The first telescopic rod 30 and the second telescopic rod 31 release force.

[0030] Specifically, such as Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, the second gravity dispersion section also includes a sixth connecting plate 35 hinged to one outer wall of the fifth connecting plate 34. A second hinge member 48 is hinged to one outer wall of the sixth connecting plate 35, and a fourth telescopic rod 38 is hinged to one outer wall of the second hinge member 48. One end of the fourth telescopic rod 38 is hinged to one outer wall of the fifth connecting plate 34. The sixth connecting plate 35 and the second hinge member 48 connect and support the fourth telescopic rod 38, and the fourth telescopic rod 38 dissipates force.

[0031] Specifically, such as Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the second gravity dispersion section also includes two sets of third connecting plates 15 disposed on the top of the waist support plate 10. A first fixing plate 16 is fixedly installed on one outer wall of the third connecting plate 15. A fixing rod is fixedly installed inside the first fixing plate 16. A first movable plate 17 is rotatably installed on the outer wall of the fixing rod. Four sets of second limiting pins 19 are disposed inside the third connecting plate 15. The second limiting pins 19 are installed inside the back support plate 14. The third connecting plate 15 is pressed tightly against the back support plate 14, and the third connecting plate 15 is installed on the outer wall of the back support plate 14 by means of the second limiting pins 19.

[0032] Specifically, such as Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, the second gravity dispersion section also includes a set of first limiting pins 18 and a set of fifth limiting pins 28 fixedly installed on the outer wall of one side of the first movable plate 17. One end of the second telescopic rod 31 is rotatably installed on the outer wall of the fifth limiting pin 28, and one end of the first support plate 29 is rotatably installed on the outer wall of the first limiting pin 18. The first support plate 29 and the second telescopic rod 31 are connected to the first movable plate 17 through the fifth limiting pin 28 and the first limiting pin 18.

[0033] Based on the above, the structure of the waist support plate 10, the first connecting plate 11, the second connecting plate 12, the first connecting shaft 13, the back support plate 14, the first fixed plate 16, the first movable plate 17, the first limiting pin 18, the second limiting pin 19, the third limiting pin 20, the fifth limiting pin 28, the first support plate 29, the first telescopic rod 30, the second telescopic rod 31, the first hinge 32, the fourth connecting plate 33, the fifth connecting plate 34, the sixth connecting plate 35, the fourth telescopic rod 38, and the second hinge 48 achieves the purpose of supporting the waist and back, relieving pressure on the hands, reducing the intensity of force on the limbs, reducing the physical pressure on workers, and improving the working environment for workers.

[0034] Example 2: Based on Example 1, specifically as follows... Figure 1 , Figure 2 and Figure 3As shown, two sets of waist belt groove plates 21 are fixedly installed on the outer wall of the waist support plate 10. A waist belt 22 is fixedly installed inside the waist belt groove plate 21. A first buckle 23 and a second buckle 24 are fixedly installed at one end of each waist belt 22, respectively. The first buckle 23 is engaged with the inside of the second buckle 24. A shoulder strap 25 is installed on the outer wall of the waist belt 22. One end of the shoulder strap 25 has a shoulder strap hole 26, and the other end of the shoulder strap 25 is fixedly installed with a fourth limiting pin 27, which is installed inside the waist belt 22. The waist belt 22 is installed through the waist belt groove plate 21, and the shoulder strap 25 is installed on the outer wall of the shoulder strap 25 through the fourth limiting pin 27. The device is worn through the shoulder strap 25 and waist belt 22, and the two sets of waist belts 22 are engaged and fixed by the first buckle 23 and the second buckle 24.

[0035] Specifically, such as Figure 1 and Figure 6 As shown, two sets of arm supports 40 are provided on the outer wall of the waist support plate 10. A seventh connecting plate 41 is fixedly installed on the top of the arm supports 40. A second limiting hole 43 is opened inside the arm supports 40, a first limiting hole 42 is opened inside the seventh connecting plate 41, five sets of first heat dissipation holes 45 are opened inside the arm supports 40, and five sets of second heat dissipation holes 46 are opened inside the arm supports 40. An elastic band 44 is provided on the top of the arm supports 40. The arm is placed inside the arm supports 40, and the arm is further fixed by the elastic band 44. Heat is dissipated through the first heat dissipation holes 45 and the second heat dissipation holes 46.

[0036] Based on the above, the structure of the waist support plate 10, waist belt groove plate 21, waist belt 22, first buckle 23, second buckle 24, shoulder strap 25, shoulder strap hole 26, fourth limiting pin 27, arm bracket 40, seventh connecting plate 41, first limiting hole 42, second limiting hole 43, elastic band 44, first heat dissipation hole 45 and second heat dissipation hole 46 achieves the purpose of wearing the device, improves the wearing effect of the device, improves the fit between the device and the limbs, and improves the stability of wearing the device.

[0037] Example 3: Based on Examples 1 and 2, specifically as follows... Figure 1 , Figure 5 and Figure 6As shown, a first connecting member 36 is provided on one outer wall of the sixth connecting plate 35. Two sets of hexagonal bolts 39 are provided inside the first connecting member 36, and the hexagonal bolts 39 are screwed into the interior of the sixth connecting plate 35. A third telescopic rod 37 is hinged inside the first connecting member 36, and one end of the third telescopic rod 37 is rotatably installed inside the first limiting hole 42. A hinge rod is provided inside the second hinge member 48, and the hinge rod is rotatably installed inside the second limiting hole 43. Two sets of sixth limiting pins 47 are provided on one outer wall of the second connecting plate 12, and the sixth limiting pins 47 are located inside the shoulder strap hole 26. The first connecting member 36 is fixedly installed on the sixth connecting plate 35 by the hexagonal bolts 39. The arm support 40 is connected to the fourth telescopic rod 38 by the hinge rod inside the second hinge member 48. The third telescopic rod 37 is connected to the arm support 40 by the first limiting hole 42, and the third telescopic rod 37 provides auxiliary force relief.

[0038] In summary, the structure of the sixth connecting plate 35, the first connecting piece 36, the third telescopic rod 37, the fourth telescopic rod 38, the hexagonal bolt 39, the arm bracket 40, the first limiting hole 42, and the sixth limiting nail 47 achieves the purpose of providing auxiliary support and connection for the device, enhancing the support strength of the device, improving the force relief effect of the device, and optimizing the user experience of the device.

[0039] Working principle: The lumbar support plate 10 is installed on the waist of the human body. The first connecting plate 11 is fixed to its outer wall. The first connecting shaft 13 is rotatably installed in the internal hole. The second connecting plate 12 is set at the top. The first connecting shaft 13 is nested inside the second connecting plate 12. This structure supports and connects the second connecting plate 12, providing a foundation for subsequent back support. The back support plate 14 is equipped with four sets of third limiting nails 20, which are installed inside the second connecting plate 12 to connect and fix the back support plate 14 and the second connecting plate 12. This allows the device to adapt to workers of different body sizes, and the back support plate 14 can fit tightly against the worker's back to achieve initial weight distribution and support. The lumbar support plate 10 is equipped with two sets of fifth connecting plates 34 on its outer wall. The fourth connecting plate 33 is hinged to a set of first support plates 29 and a set of first hinge members 32 on its outer wall in sequence. The first hinge member 32 is hinged to a first telescopic rod 30 on its outer wall, and a second telescopic rod 31 is fixed at one end. When the device is under stress, the force is released through the telescopic movement of the first telescopic rod 30 and the second telescopic rod 31, dispersing the weight and reducing the burden on the worker's waist and arms. The sixth connecting plate 35 is hinged to one side of the outer wall of the fifth connecting plate 34, and the second hinge member 48 is hinged to the outer wall of the sixth connecting plate 35. The fourth telescopic rod 38 is hinged to the outer wall of the second hinge member 48, with one end hinged to one side of the outer wall of the fifth connecting plate 34. The fourth telescopic rod 38 is connected and supported by the sixth connecting plate 35 and the second hinge member 48, and the telescopic movement of the fourth telescopic rod 38 is used to further release the force and assist in dispersing the weight. Two sets of third connecting plates 15 are provided at the top of the waist support plate 10. The outer wall of the third connecting plate 15 is fixed with the first fixed plate 16, and the inner fixed rod is rotatably installed with the first movable plate 17. Four sets of second limiting pins 19 are provided inside the third connecting plate 15 and installed inside the back support plate 14, so that the third connecting plate 15 is tightly attached to and fixed to the back support plate 14. A set of first limiting pins 18 and a set of fifth limiting pins 28 are fixed to the outer wall of the first movable plate 17. One end of the second telescopic rod 31 is rotatably installed on the outer wall of the fifth limiting pin 28, and one end of the first support plate 29 is rotatably installed on the outer wall of the first limiting pin 18. Through these connections, the components work together to achieve gravity distribution. The outer wall of the sixth connecting plate 35 is provided with a first connecting member 36, and two sets of hexagonal bolts 39 are screwed into the interior of the sixth connecting plate 35. The third telescopic rod 37 is hinged inside the first connecting member 36, and one end of it is rotatably installed inside the first limiting hole 42 of the seventh connecting plate 41 at the top of the arm bracket 40. The hinge rod inside the second hinge member 48 is rotatably installed inside the second limiting hole 43 of the arm bracket 40. When the device is under stress, the third telescopic rod 37 can assist in releasing the force and work with other telescopic rods to disperse the gravity. Two sets of waist belt groove plates 21 are fixed to the outer wall of the waist support plate 10, and waist belts 22 are fixed inside them. One end of each set of waist belts 22 is fixed to a first buckle 23 and a second buckle 24, respectively. The first buckle 23 is snapped into the inside of the second buckle 24 to achieve waist fixation.Shoulder straps 25 are installed on the outer wall of the waist belt 22. One end has a shoulder strap hole 26, and the other end is fixed with a fourth limiting pin 27. These are installed inside the waist belt 22 to connect the shoulder straps 25 and the waist belt 22. The shoulder straps 25 and waist belt 22 work together to stably wear the device on the body. A sixth limiting pin 47 is installed at the shoulder strap hole 26 to limit the position of the shoulder straps 25 and ensure wearing stability. Two sets of arm supports 40 are installed on the outer wall of the waist support plate 10. A seventh connecting plate 41 is fixed at the top, with a second limiting hole 43 inside. The seventh connecting plate 41 has a first limiting hole 42 inside. Five sets of first heat dissipation holes 45 and five sets of second heat dissipation holes 46 are inside the arm supports 40, and an elastic band 44 is installed at the top. The worker places their arm inside the arm support 40, and the elastic band 44 provides auxiliary fixation to the arm. The first and second heat dissipation holes 45 and 46 dissipate heat to ensure arm comfort. Meanwhile, the arm auxiliary structure and the gravity dispersion structure work together to further disperse gravity and reduce the burden on the worker's arm by connecting the first limiting hole 42 and the second limiting hole 43 to the third telescopic rod 37 and the hinge rod inside the second hinge 48 in the gravity dispersion structure.

[0040] It is understood that this utility model has been described through some embodiments, and those skilled in the art will recognize that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of this utility model. Furthermore, under the teachings of this utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the protection scope of this utility model.

Claims

1. A waist load bearing wearable mid-gravity dispersion device, characterized by, include: A lumbar support plate (10) is installed on the waist of the human body; The gravity dispersion structure includes a first gravity dispersion part and a second gravity dispersion part. The first gravity dispersion part includes a first connecting plate (11) fixedly installed on the outer wall of the waist support plate (10). The first connecting plate (11) has a hole inside, and a first connecting shaft (13) is rotatably installed in the hole. A second connecting plate (12) is provided on the top of the waist support plate (10). The first connecting shaft (13) is nested inside the second connecting plate (12). A back support plate (14) is provided on the outside of the second connecting plate (12). Four sets of third gravity dispersion parts are provided inside the back support plate (14). The limiting pin (20) and the third limiting pin (20) are installed inside the second connecting plate (12); the second gravity dispersion part includes two sets of fifth connecting plates (34) set outside the waist support plate (10), a fourth connecting plate (33) is fixedly installed on one side of the outer wall of the fifth connecting plate (34), a set of first support plates (29) and a set of first hinge members (32) are hingedly installed on the outer wall of the fourth connecting plate (33), a first telescopic rod (30) is hingedly installed on the outer wall of the first hinge member (32), and a second telescopic rod (31) is fixedly installed at one end of the first telescopic rod (30).

2. The lumbar load bearing worn gravity dispersion device of claim 1, wherein, The second gravity dispersion part also includes a sixth connecting plate (35) hinged to one side of the outer wall of the fifth connecting plate (34). A second hinge (48) is hinged to one side of the outer wall of the sixth connecting plate (35). A fourth telescopic rod (38) is hinged to one side of the outer wall of the second hinge (48). One end of the fourth telescopic rod (38) is hinged to one side of the outer wall of the fifth connecting plate (34).

3. The lumbar load bearing worn gravity dispersion device of claim 1, wherein, The second gravity dispersion part also includes two sets of third connecting plates (15) set on the top of the waist support plate (10). A first fixing plate (16) is fixedly installed on one side of the outer wall of the third connecting plate (15). A fixing rod is fixedly installed inside the first fixing plate (16). A first movable plate (17) is rotatably installed on the outer wall of the fixing rod. Four sets of second limiting pins (19) are set inside the third connecting plate (15). The second limiting pins (19) are installed inside the back support plate (14).

4. The lumbar load bearing worn gravity dispersion device of claim 1, wherein, The second gravity dispersion part also includes a set of first limiting nails (18) and a set of fifth limiting nails (28) fixedly installed on the outer wall of one side of the first movable plate (17). One end of the second telescopic rod (31) is rotatably installed on the outer wall of the fifth limiting nail (28), and one end of the first support plate (29) is rotatably installed on the outer wall of the first limiting nail (18).

5. The lumbar load bearing worn gravity dispersion device of claim 1, wherein, Two sets of waist belt groove plates (21) are fixedly installed on the outer wall of the waist support plate (10). Waist belts (22) are fixedly installed inside the waist belt groove plates (21). A set of first buckle (23) and a set of second buckle (24) are fixedly installed at one end of the two sets of waist belts (22). The first buckle (23) is snapped into the inside of the second buckle (24). A shoulder strap (25) is installed on the outer wall of the waist belt (22). A shoulder strap hole (26) is opened at one end of the shoulder strap (25). A fourth limiting pin (27) is fixedly installed at the other end of the shoulder strap (25). The fourth limiting pin (27) is installed inside the waist belt (22).

6. The lumbar load bearing worn gravity dispersion device of claim 1, wherein, Two sets of arm supports (40) are provided on the outer wall of the waist support plate (10). A seventh connecting plate (41) is fixedly installed on the top of the arm support (40). A second limiting hole (43) is opened inside the arm support (40). A first limiting hole (42) is opened inside the seventh connecting plate (41). Five sets of first heat dissipation holes (45) are opened inside the arm support (40). Five sets of second heat dissipation holes (46) are opened inside the arm support (40). An elastic band (44) is provided on the top of the arm support (40).

7. The lumbar load bearing worn gravity dispersion device of claim 2, wherein, A first connector (36) is provided on one side of the outer wall of the sixth connecting plate (35). Two sets of hexagonal bolts (39) are provided inside the first connector (36). The hexagonal bolts (39) are screwed into the interior of the sixth connecting plate (35). A third telescopic rod (37) is hinged inside the first connector (36). One end of the third telescopic rod (37) is rotatably installed inside the first limiting hole (42). A hinge rod is provided inside the second hinge (48). The hinge rod is rotatably installed inside the second limiting hole (43). Two sets of sixth limiting pins (47) are provided on one side of the outer wall of the second connecting plate (12). The sixth limiting pins (47) are located inside the shoulder strap hole (26).