CN112190455A

CN112190455A - Bionic massager for treating shoulder muscle strain

Info

Publication number: CN112190455A
Application number: CN202011083868.4A
Authority: CN
Inventors: 赵红伟
Original assignee: Individual
Current assignee: Liu Huiting
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-08
Anticipated expiration: 2040-10-12
Also published as: CN112190455B

Abstract

The invention relates to a bionic massager for treating shoulder muscle strain, and belongs to the field of medical instruments. The massage device comprises a base, a back plate is vertically fixed on the base, a seat plate is fixed on the back plate, two massage components are arranged on the back plate, and a power component is arranged on the base. The operation of imitating hands kneads the strain part, greatly improves the massage effect, has low manufacturing cost and use cost, and can be operated by patients.

Description

Bionic massager for treating shoulder muscle strain

Technical Field

The invention relates to a bionic massager for treating shoulder muscle strain, and belongs to the field of medical instruments.

Background

The muscle strain of the shoulder is caused by the fact that soft tissues such as muscles, ligaments and fascia are kept in a tight state for a long time due to incorrect labor or sitting postures, and the muscle strain belongs to chronic diseases and is also a disease caused by repeated accumulation and the like. Shoulder muscle strain is mainly trapezius muscle strain, which is mostly caused by young physical workers, and is one of the common causes of chronic pain of soft tissues of neck and shoulder due to acute and chronic injuries such as heavy shoulder load, excessive lateral bending of neck, and the like.

At present, the treatment mode for the shoulder muscle strain is generally massage, and the massage is divided into manual massage and appliance massage. The manual massage is usually kneading massage by a professional masseur, and the massage effect is good, but the mode cannot provide massage for patients at any time, the massage cost is not low, and the patients cannot bear high massage cost. The massage apparatus is usually an electric knocking device, which can knock and massage the shoulder part through an electric motor, the sale price of the device is higher, the massage position is fixed, the massage mode is single, the strain degree of each person is different, the body type is also different, the massage device can not accurately correspond to the diseased position, and the massage effect is not good.

Disclosure of Invention

According to the defects in the prior art, the technical problems to be solved by the invention are as follows: the bionic massager simulates the operation of hands to knead strain parts, greatly improves the massage effect, has low manufacturing cost and use cost, and can be operated by patients.

The bionic massager for treating shoulder muscle strain comprises a base, wherein a back plate is vertically fixed on the base, a seat plate is fixed on the back plate, two massage components are arranged on the back plate, and a power component is arranged on the base;

the massage component comprises two outer massage wheels and two inner massage wheels, the specifications of the two outer massage wheels and the two inner massage wheels are the same, the two outer massage wheels are fixedly connected through an outer shaft, the outer shaft is connected with the centers of the two outer massage wheels, the central shafts of the two outer massage wheels are intersected with and not superposed with the central shaft of the outer shaft, the two outer massage wheels are symmetrically arranged, the symmetric shafts of the two outer massage wheels are vertical to the outer shaft, the two inner massage wheels are fixedly connected through inner shafts, the inner shafts are connected with the centers of the two inner massage wheels, the central shafts of the two inner massage wheels are intersected with and not superposed with the central shaft of the inner shaft, the two pairs of massage wheels are symmetrically arranged, the symmetric shafts of the two pairs of massage wheels are vertical to the inner shafts, the outer shaft and the inner shafts are respectively matched in two shaft sleeves, the two shaft sleeves are fixedly connected through a connecting rod, the central position, one end of the torsional spring is fixed on the limiting cylinder, the other end of the torsional spring is fixed on the cross bar, the cross bars of the two massage assemblies are fixedly connected through a cross beam, the cross beam is fixed at the lower end of the elastic rope, and the upper end of the elastic rope is fixed on the back plate;

the power assembly comprises a rocker, the middle part of the rocker is hinged on the support rod, the tail part of the rocker is fixed at the lower end of the rope, pulleys are arranged on the base at the position corresponding to the tail part of the rocker and the rear edge of the base, and the rope sequentially bypasses the two pulleys and is fixedly connected with the cross beam;

two strip-shaped holes in the vertical direction are formed in the back plate, and the two cross rods are respectively matched in the two strip-shaped holes.

The working principle and the process are as follows:

when the back massage chair works, the back of a patient is close to the back plate and sits on the seat plate, so that the trapezius muscle can be relaxed, the massage is convenient, and the two massage components are positioned at the two sides of the head of the patient. The patient steps on the front end of the wane with the foot, the back end of the wane is tilted, the back end of the wane pulls the rope, the rope pulls the beam downwards, the beam drives the massage component to move downwards along the strip-shaped hole, and the two inner massage wheels and the two outer massage wheels press on the shoulders. The shoulders of the human body are inclined towards the lower side, and due to the friction force between the outer massage wheels and the skin, the two outer massage wheels and the two inner massage wheels roll outwards along the shoulders along with the continuous downward movement of the massage assembly, meanwhile, the vertical rod rotates towards the two sides along with the continuous downward movement of the massage assembly, and the vertical rod and the connecting rod rotate relatively, so that the two outer massage wheels and the two inner massage wheels are pressed on the shoulders all the time. The central axes of the two outer massage wheels are crossed with the central axis of the outer shaft and do not coincide with each other, so that the two outer massage wheels are in a splayed shape when viewed from the side. The outer massage wheel is at the roll in-process, and when two outer massage wheel big departments of interval contacted with muscle, along with two outer massage wheel lower parts interval more and more narrow, will extrude the trapezius muscle so, play the massage effect to the trapezius muscle, be similar to the kneading action of staff for the muscle of strain can obtain effective massage, the strain symptom that significantly reduces. The working principle of the inner massage wheel is the same as that of the outer massage wheel, and once the prying plate is stepped on by feet, muscles can be massaged twice, so that the massage efficiency and the massage effect are improved. The seesaw is loosened by the foot, the beam moves upwards under the pulling force of the elastic rope to reset, meanwhile, the hanging rod resets under the action of the torsion spring, and the patient can repeatedly step on the seesaw to massage. The massage effect is best when the trapezius muscles are in a relaxed state, and the trapezius muscles can be in the relaxed state only when the arms do not exert force or no load exists, so that the massage effect can be ensured when the arms do not exert force and only the feet exert force during massage in the application. The two strip-shaped holes play a role in guiding.

The axis of the outer massage wheel close to the back plate is not parallel to the axis of the inner massage wheel, and the axis of the outer massage wheel far away from the back plate is not parallel to the axis of the inner massage wheel. When the position with large distance between the two outer massage wheels is contacted with the muscle, the space is large, the extrusion force degree to the muscle is small, the axis of the outer massage wheel close to the back plate is not parallel to the axis of the inner massage wheel, and the axis of the outer massage wheel far away from the back plate is not parallel to the axis of the inner massage wheel, so that the position which is not effectively massaged by the outer massage wheel can be extruded by the inner massage wheel, and the comprehensive massage is ensured.

The outer massage wheel close to the backboard is parallel to the inner massage wheel far away from the backboard, the outer massage wheel far away from the backboard is parallel to the inner massage wheel close to the backboard, and the distance between the two outer massage wheels corresponds to the distance between the two inner massage wheels. Thus, when the muscles are pressed by the positions with large distance between the two outer massage wheels, the muscles can be pressed by the positions with small distance between the two inner massage wheels, so that the massage degree is balanced.

The outer shaft and the inner shaft are coaxially fixed with chain wheels, and the two chain wheels are in transmission connection through chains. The chain transmission can ensure that the two outer massage wheels and the two inner massage wheels synchronously rotate, so that the relative angle between the plane where the outer massage wheels are located and the plane where the corresponding inner massage wheels are located is fixed, the muscle extruded by the large space between the two outer massage wheels can be extruded by the small space between the two inner massage wheels, and the balance of massage degree is ensured.

The vertical rod comprises an inner rod and an outer barrel, the inner rod is matched in the outer barrel, a spring is arranged in the outer barrel, the upper end of the spring is fixed at the upper end of the outer barrel, the lower end of the spring is fixed at the upper end of the inner rod, and a limiting barrel is fixed at the top of the outer barrel. When the pole that hangs down pushes down, the spring compression, the spring plays the cushioning effect, and the spring can cushion when the massage wheel meets the bone on the one hand for outer massage wheel and interior massage wheel are pressed on muscle all the time, and on the other hand makes outer massage wheel and interior massage wheel to the adjustable pressure of muscle, and then makes the massage dynamics adjustable, makes strong adaptability.

The center of the outer massage wheel is provided with a strip-shaped through hole, the outer shaft is matched in the through hole, a pin hole is radially arranged on the outer shaft, a pin shaft is fixed on the inner wall of the through hole, the pin shaft passes through the center of the outer massage wheel and is matched in the pin hole, the outer end face of the outer massage wheel and the outer end of the outer shaft are both hinged with screw rods, the rotating directions of the two screw rods are opposite, and the two screw rods are matched in the same screw cylinder. By rotating the screw cylinder, the two screws are further close to or far away from each other, so that the outer massage wheels rotate around the pin shaft, and the inclination angles of the two outer massage wheels are adjusted. Therefore, the massage device can be adjusted according to people with different body types to ensure the massage effect, and meanwhile, the rotation of the outer massage wheel can not lead to the rotation of the screw barrel, so that the inclination angle of the outer massage wheel can be fixed, is not easy to change, is not only fixed firmly, but also is convenient to adjust.

The center of the inner massage wheel is provided with a strip-shaped through hole, the inner shaft is matched in the through hole, a pin hole is radially arranged on the inner shaft, a pin shaft is fixed on the inner wall of the through hole, the pin shaft passes through the center of the inner massage wheel and is matched in the pin hole, the outer end face of the inner massage wheel and the outer end of the inner shaft are both hinged with screws, the rotating directions of the two screws are opposite, and the two screws are matched in the same screw cylinder. Through rotating the screw cylinder, and then make two screws be close to or keep away from, just also make interior massage wheel rotate around the round pin axle, and then adjust the inclination of two interior massage wheels. Therefore, the massage device can be adjusted according to people with different body types to ensure the massage effect, and meanwhile, the rotation of the inner massage wheel can not lead to the rotation of the screw barrel, so that the inclination angle of the inner massage wheel can be fixed, is not easy to change, is not only fixed and firm, but also is convenient to adjust.

Compared with the prior art, the invention has the beneficial effects that:

according to the bionic massager for treating shoulder muscle strain, the two outer massage wheels and the two inner massage wheels are pressed on the shoulders all the time, and the central shafts of the two outer massage wheels and the central shaft of the outer shaft are intersected and do not coincide with each other, so that the two outer massage wheels are in a splayed shape when viewed from the side. The outer massage wheel is at the roll in-process, and when two outer massage wheel big departments of interval contacted with muscle, along with two outer massage wheel lower parts interval more and more narrow, will extrude the trapezius muscle so, play the massage effect to the trapezius muscle, be similar to the kneading action of staff for the muscle of strain can obtain effective massage, the strain symptom that significantly reduces. The working principle of the inner massage wheel is the same as that of the outer massage wheel, and once the prying plate is stepped on by feet, muscles can be massaged twice, so that the massage efficiency and the massage effect are improved. The patient can repeatedly massage by repeatedly stepping on the seesaw. When the massage device is used for massaging, the arms do not exert force, only the feet exert force, and the massage effect can be ensured. The operation of imitating hands kneads the strain part, greatly improves the massage effect, has low manufacturing cost and use cost, and can be operated by patients.

Drawings

FIG. 1 is a schematic view of an embodiment of the present invention;

FIG. 2 is a right side view of the embodiment shown in FIG. 1;

FIG. 3 is an enlarged view of a portion of embodiment A shown in FIG. 1;

FIG. 4 is a schematic cross-sectional view of embodiment B-B of FIG. 3;

FIG. 5 is a partial enlarged view of the embodiment E shown in FIG. 3;

FIG. 6 is a schematic cross-sectional view of the embodiment D-D shown in FIG. 5.

In the figure: 1. a back plate; 2. an elastic cord; 3. a strip-shaped hole; 4. a rope; 5. a seat plate; 6. a seesaw; 7. a pulley; 8. a strut; 9. a base; 10. an outer massage wheel; 11. an inner massage wheel; 12. a cross beam; 13. a cross bar; 14. a torsion spring; 15. a limiting cylinder; 16. an outer cylinder; 17. a spring; 18. an inner rod; 19. a sprocket; 20. a shaft sleeve; 21. an outer shaft; 22. a pin shaft; 23. a chain; 24. a connecting rod; 25. a through hole; 26. a screw cylinder; 27. a screw; 28. an inner shaft; 29. a pin hole.

Detailed Description

Embodiments of the invention are further described below with reference to the accompanying drawings:

as shown in fig. 1-6, the bionic massager for treating shoulder muscle strain comprises a base 9, a back plate 1 is vertically fixed on the base 9, a seat plate 5 is fixed on the back plate 1, two massage components are arranged on the back plate 1, and a power component is arranged on the base 9;

the massage component comprises two outer massage wheels 10 and two inner massage wheels 11, the specifications of the two outer massage wheels 10 and the two inner massage wheels 11 are the same, the two outer massage wheels 10 are fixedly connected through an outer shaft 21, the outer shaft 21 is connected at the center of the two outer massage wheels 10, the central axes of the two outer massage wheels 10 are intersected and not superposed with the central axis of the outer shaft 21, the two outer massage wheels 10 are symmetrically arranged, the symmetric axes of the two outer massage wheels are vertical to the outer shaft 21, the two inner massage wheels 11 are fixedly connected through an inner shaft 28, the inner shaft 28 is connected at the center of the two inner massage wheels 11, the central axes of the two inner massage wheels 11 are intersected and not superposed with the central axis of the inner shaft 28, the two pairs of massage wheels are symmetrically arranged, the symmetric axes of the two pairs of massage wheels are vertical to the inner shaft 28, the outer shaft 21 and the inner shaft 28 are respectively matched in the two shaft sleeves 20, the two shaft sleeves 20 are fixedly, a cross bar 13 is arranged in the limiting cylinder 15 in a matching way, a torsion spring 14 is sleeved on the cross bar 13, one end of the torsion spring 14 is fixed on the limiting cylinder 15, the other end of the torsion spring 14 is fixed on the cross bar 13, the cross bars 13 of the two massage components are fixedly connected through a cross beam 12, the cross beam 12 is fixed at the lower end of the elastic rope 2, and the upper end of the elastic rope 2 is fixed on the back plate 1;

the power assembly comprises a rocker 6, the middle part of the rocker 6 is hinged on a support rod 8, the tail part of the rocker 6 is fixed at the lower end of the rope 4, pulleys 7 are arranged at the position, corresponding to the tail part of the rocker 6, on the base 9 and at the rear edge of the base 9, and the rope 4 is fixedly connected with the beam 12 after sequentially bypassing the two pulleys 7;

the backboard 1 is provided with two strip-shaped holes 3 in the vertical direction, and the two cross rods 13 are respectively matched in the two strip-shaped holes 3.

The working principle and the process are as follows:

when the back massage chair works, the back of a patient is close to the back plate 1 and sits on the seat plate 5, so that the trapezius muscle can be relaxed, the massage is convenient, and the two massage components are positioned on the two sides of the head of the patient. The patient steps on the front end of the wane 6 with the foot, the back end of the wane 6 is tilted, the rope 4 is pulled by the back end of the wane 6, the rope 4 pulls the cross beam 12 downwards, the cross beam 12 drives the massage component to move downwards along the strip-shaped hole 3, and the two inner massage wheels 11 and the two outer massage wheels 10 press on the shoulders. The shoulders of the human body are inclined downwards in an inclined way, because of the friction force between the outer massage wheels 10 and the skin, the two outer massage wheels 10 and the two inner massage wheels 11 roll outwards along the shoulders along with the continuous downward movement of the massage assembly, simultaneously the hanging rod rotates towards both sides along with the rolling of the two outer massage wheels 10 and the two inner massage wheels 11, and the hanging rod and the connecting rod 24 rotate relatively, so that the two outer massage wheels 10 and the two inner massage wheels 11 are pressed on the shoulders all the time. Since the central axes of the two outer massage wheels 10 intersect with and do not coincide with the central axis of the outer shaft 21, the two outer massage wheels 10 are in a figure of "eight" when viewed from the side. The outer massage wheel 10 is at the roll in-process, and when two outer massage wheel 10 big departments of interval contacted with muscle, along with two outer massage wheel 10 lower parts interval more and more narrow, will extrude the trapezius muscle so, play the massage effect to the trapezius muscle for the kneading action of similar to the staff for the muscle of strain can obtain effective massage, the strain symptom that significantly reduces. The working principle of the inner massage wheel 11 is the same as that of the outer massage wheel 10, and the prying plate can massage muscles twice by stepping on the prying plate once, so that the massage efficiency and effect are improved. The seesaw 6 is released by the foot, the beam 12 moves upwards under the pulling force of the elastic rope 2 to reset, simultaneously the hanging rod resets under the action of the torsion spring 14, and the patient can repeatedly massage by repeatedly stepping on the seesaw 6. The massage effect is best when the trapezius muscles are in a relaxed state, and the trapezius muscles can be in the relaxed state only when the arms do not exert force or no load exists, so that the massage effect can be ensured when the arms do not exert force and only the feet exert force during massage in the application. The two strip-shaped holes 3 play a role in guiding.

The axes of the outer massage wheels 10 close to the backboard 1 and the axes of the inner massage wheels 11 are not parallel, and the axes of the outer massage wheels 10 far away from the backboard 1 and the axes of the inner massage wheels 11 are not parallel. When the position with large distance between the two outer massage wheels 10 is contacted with the muscle, the extrusion force degree to the muscle is small because of the large distance, the axial line of the outer massage wheel 10 close to the backboard 1 is not parallel to the axial line of the inner massage wheel 11, and the axial line of the outer massage wheel 10 far away from the backboard 1 is not parallel to the axial line of the inner massage wheel 11, so that the position which is not effectively massaged by the outer massage way can be extruded by the inner massage wheel 11, and the comprehensive massage is ensured.

The outer massage wheel 10 close to the backboard 1 is parallel to the inner massage wheel 11 far from the backboard 1, the outer massage wheel 10 far from the backboard 1 is parallel to the inner massage wheel 11 close to the backboard 1, and the distance between the two outer massage wheels 10 corresponds to the distance between the two inner massage wheels 11. Thus, when the muscles are pressed by the larger distance between the two outer massage wheels 10, the muscles can be pressed by the smaller distance between the two inner massage wheels 11, so that the massage degree is balanced.

The outer shaft 21 and the inner shaft 28 are coaxially fixed with a chain wheel 19, and the two chain wheels 19 are in transmission connection through a chain 23. The transmission of the chain 23 can ensure that the two outer massage wheels 10 and the two inner massage wheels 11 synchronously rotate, so as to ensure that the relative angle between the plane where the outer massage wheels 10 are located and the plane where the corresponding inner massage wheels 11 are located is fixed, further ensure that muscles extruded by the large space between the two outer massage wheels 10 can be extruded by the small space between the two inner massage wheels 11, and ensure the balanced massage degree.

The vertical rod comprises an inner rod 18 and an outer cylinder 16, the inner rod 18 is matched in the outer cylinder 16, a spring 17 is arranged in the outer cylinder 16, the upper end of the spring 17 is fixed at the upper end of the outer cylinder 16, the lower end of the spring 17 is fixed at the upper end of the inner rod 18, and a limiting cylinder 15 is fixed at the top of the outer cylinder 16. When the drop rod is pressed down, the spring 17 is compressed, the spring 17 plays a role in buffering, on one hand, the spring 17 can buffer when the massage wheel meets the bone, so that the outer massage wheel 10 and the inner massage wheel 11 are always pressed on the muscle, on the other hand, the pressure of the outer massage wheel 10 and the inner massage wheel 11 on the muscle is adjustable, further, the massage force is adjustable, and the adaptability is strong.

The center of the outer massage wheel 10 is provided with a strip-shaped through hole 25, the outer shaft 21 is matched in the through hole 25, a pin hole 29 is radially arranged on the outer shaft 21, a pin shaft 22 is fixed on the inner wall of the through hole 25, the pin shaft 22 passes through the circle center of the outer massage wheel 10, the pin shaft 22 is matched in the pin hole 29, the outer end face of the outer massage wheel 10 and the outer end of the outer shaft 21 are both hinged with screw rods 27, the rotating directions of the two screw rods 27 are opposite, and the two screw rods 27 are matched in the same screw. By rotating the screw tube 26, the two screws 27 are moved closer to or away from each other, so that the outer massage wheels 10 are rotated around the pin 22, and the tilt angles of the two outer massage wheels 10 are adjusted. Therefore, the massage device can be adjusted according to people with different body types to ensure the massage effect, and meanwhile, the rotation of the outer massage wheel 10 can not cause the rotation of the screw cylinder 26, so that the inclination angle of the outer massage wheel 10 can be fixed, is not easy to change, is not only fixed firmly, but also is convenient to adjust.

The center of the inner massage wheel 11 is provided with a strip-shaped through hole 25, an inner shaft 28 is matched in the through hole 25, a pin hole 29 is radially arranged on the inner shaft 28, a pin shaft 22 is fixed on the inner wall of the through hole 25, the pin shaft 22 passes through the circle center of the inner massage wheel 11, the pin shaft 22 is matched in the pin hole 29, the outer end surface of the inner massage wheel 11 and the outer end of the inner shaft 28 are both hinged with screws 27, the rotating directions of the two screws 27 are opposite, and the two screws 27 are matched in the same screw cylinder 26. By rotating the screw tube 26, the two screws 27 are moved closer to or away from each other, so that the inner massage wheels 11 are rotated around the pin 22, and the tilt angles of the two inner massage wheels 11 are adjusted. Therefore, the massage device can be adjusted according to people with different body types to ensure the massage effect, and meanwhile, the rotation of the inner massage wheel 11 can not lead to the rotation of the screw cylinder 26, so that the inclination angle of the inner massage wheel 11 can be fixed, is not easy to change, is not only fixed firmly, but also is convenient to adjust.

These and other changes can be made to the present apparatus with reference to the above detailed description. While the above detailed description describes certain embodiments of the invention and describes the best mode contemplated, no matter how detailed the above appears in text, the system can be practiced in many ways. The details of the local-based support device, although considerable variation in its implementation details is possible, are nevertheless contained within the device disclosed herein. As noted above, particular technical terms used in describing particular features or aspects of the present apparatus do not imply that the terms are redefined herein to be restricted to specific characteristics, features, or aspects of the system with which the terms are associated. In general, the terms used in the following claims should not be construed to limit the system to the specific embodiments disclosed in the specification, unless the above detailed description section explicitly defines such terms. Accordingly, the actual scope of the system encompasses not only the disclosed embodiments, but also all equivalent ways of practicing or implementing the apparatus covered by the claims.

Claims

1. The utility model provides a bionic massager of treatment shoulder muscle strain which characterized in that: the massage bed comprises a base (9), wherein a back plate (1) is vertically fixed on the base (9), a seat plate (5) is fixed on the back plate (1), two massage components are arranged on the back plate (1), and a power component is arranged on the base (9);

the massage component comprises two outer massage wheels (10) and two inner massage wheels (11), the specifications of the two outer massage wheels (10) and the two inner massage wheels (11) are the same, the two outer massage wheels (10) are fixedly connected through an outer shaft (21), the outer shaft (21) is connected to the centers of the two outer massage wheels (10), the central shafts of the two outer massage wheels (10) are crossed with and not superposed with the central shaft of the outer shaft (21), the two outer massage wheels (10) are symmetrically arranged, the symmetric shafts of the two outer massage wheels are vertical to the outer shaft (21), the two inner massage wheels (11) are fixedly connected through an inner shaft (28), the inner shaft (28) is connected to the centers of the two inner massage wheels (11), the central shafts of the two inner massage wheels (11) are crossed with and not superposed with the central shaft of the inner shaft (28), the two pairs of the massage wheels are symmetrically arranged, the symmetric shafts of the two inner massage wheels are vertical to the inner shaft (28), the outer shaft (21) and the, the two shaft sleeves (20) are fixedly connected through a connecting rod (24), the central position of the connecting rod (24) is hinged with the lower end of a vertical rod, the upper end of the vertical rod is vertically fixed with a limiting cylinder (15), a cross rod (13) is arranged in the limiting cylinder (15) in a matched manner, a torsion spring (14) is sleeved on the cross rod (13), one end of the torsion spring (14) is fixed on the limiting cylinder (15), the other end of the torsion spring is fixed on the cross rod (13), the cross rods (13) of the two massage components are fixedly connected through a cross beam (12), the cross beam (12) is fixed at the lower end of the elastic rope (2), and the upper end of the elastic;

the power assembly comprises a warping plate (6), the middle part of the warping plate (6) is hinged to a support rod (8), the tail part of the warping plate (6) is fixed to the lower end of the rope (4), pulleys (7) are arranged on the base (9) in positions corresponding to the tail part of the warping plate (6) and the rear edge of the base (9), and the rope (4) sequentially bypasses the two pulleys (7) and then is fixedly connected with the cross beam (12);

two strip-shaped holes (3) in the vertical direction are formed in the back plate (1), and the two cross rods (13) are respectively matched in the two strip-shaped holes (3).

2. The bionic massager for treating shoulder muscle strain as claimed in claim 1, wherein: the axes of the outer massage wheels (10) close to the backboard (1) are not parallel to the axes of the inner massage wheels (11), the axes of the outer massage wheels (10) far away from the backboard (1) are not parallel to the axes of the inner massage wheels (11), and the positions which are not effectively massaged by the outer massage paths are extruded by the inner massage wheels (11).

3. The bionic massager for treating shoulder muscle strain as claimed in claim 2, wherein: the outer massage wheels (10) close to the backboard (1) are parallel to the inner massage wheels (11) far away from the backboard (1), the outer massage wheels (10) far away from the backboard (1) are parallel to the inner massage wheels (11) close to the backboard (1), the distance between the two outer massage wheels (10) corresponds to the distance between the two inner massage wheels (11), and when muscles extruded by the large distance between the two outer massage wheels (10) are extruded by the small distance between the two inner massage wheels (11).

4. The bionic massager for treating shoulder muscle strain as claimed in claim 1, wherein: the outer shaft (21) and the inner shaft (28) are coaxially fixed with chain wheels (19), the two chain wheels (19) are in transmission connection through a chain (23), and the transmission of the chain (23) can ensure that the two outer massage wheels (10) and the two inner massage wheels (11) synchronously rotate.

5. The bionic massager for treating shoulder muscle strain as claimed in claim 1, wherein: the vertical rod comprises an inner rod (18) and an outer cylinder (16), the inner rod (18) is matched in the outer cylinder (16), a spring (17) is arranged in the outer cylinder (16), the upper end of the spring (17) is fixed at the upper end of the outer cylinder (16), the lower end of the spring (17) is fixed at the upper end of the inner rod (18), and a limiting cylinder (15) is fixed at the top of the outer cylinder (16).

6. The bionic massager for treating shoulder muscle strain as claimed in claim 1, wherein: outer massage wheel (10) central point puts and sets up through-hole (25) of bar, outer axle (21) cooperation is in through-hole (25), radially set up pinhole (29) on outer axle (21), fixed round pin axle (22) on through-hole (25) inner wall, round pin axle (22) are through the centre of a circle of outer massage wheel (10), round pin axle (22) cooperation is in pinhole (29), outer terminal surface and outer axle (21) outer end of outer massage wheel (10) all articulate screw rod (27), two screw rod (27) revolve to opposite, two screw rod (27) cooperation are in same barrel (26), through rotating barrel (26), and then make two screw rod (27) be close to or keep away from, also make outer massage wheel (10) rotate round pin axle (22), and then adjust the inclination of two outer massage wheels (10).

7. The bionic massager for treating shoulder muscle strain as claimed in claim 1, wherein: interior massage wheel (11) central point puts and sets up through-hole (25) of bar, interior axle (28) cooperation is in through-hole (25), radially set up pinhole (29) on interior axle (28), fixed round pin axle (22) on through-hole (25) inner wall, the round pin axle (22) is through the centre of a circle of interior massage wheel (11), round pin axle (22) cooperation is in pinhole (29), the outer terminal surface of interior massage wheel (11) and interior axle (28) outer end all articulate screw rod (27), two screw rod (27) revolve to opposite, two screw rod (27) cooperation are in same barrel (26), through rotating barrel (26), and then make two screw rod (27) be close to or keep away from, just also make interior massage wheel (11) rotate round pin axle (22), and then adjust the inclination of two interior massage wheels (11).