Shoulder rest stabilizing device, connecting piece and shoulder rest kit

By designing a shoulder-mounted stabilization device and utilizing detachable connections between connectors and supports, the weight of the stabilizer and camera is shared, solving the problem of arm fatigue and improving the continuity and sustainability of shooting.

CN223985035UActive Publication Date: 2026-03-10SHEN ZHEN NEEWER TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-18
Publication Date
2026-03-10

AI Technical Summary

Technical Problem

During handheld shooting, the arm becomes fatigued due to the weight of the stabilizer and camera, affecting the continuity and sustainability of the shooting.

Method used

A shoulder support stabilization device was designed, including a connector and a support. The detachable connection between the connector and the support distributes the weight of the stabilizer and the camera. The shoulder support and the grip form multiple force-bearing areas, reducing the burden on the arm.

Benefits of technology

It effectively relieves arm fatigue and improves the continuity and endurance of shooting. The design of the shoulder support and grip part realizes weight distribution and reduces arm fatigue.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of photographic equipment accessories, in particular to a shoulder rest stabilizing device, a connecting piece and a shoulder rest suite, the shoulder rest stabilizing device comprises a connecting part, a holding part and a shoulder rest part, the holding part and the shoulder rest part are respectively arranged at two ends of the connecting part, and the connecting part is configured to be connected with a stabilizer. The utility model mainly aims to provide a shoulder rest stabilizing device which aims to relieve fatigue generated by arms when a stabilizer is used.
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Description

Technical Field

[0001] This utility model relates to the field of photographic equipment accessories technology, and in particular to a shoulder support stabilization device, connector, and shoulder support kit. Background Technology

[0002] In today's era of thriving photographic art, more and more photography enthusiasts are dedicating themselves to the relentless pursuit of perfect images. To achieve their ideal shooting results, they often use various professional photography accessories, carefully combining their cameras before shooting. For example, camera cages provide additional mounting points and expansion interfaces for connecting other devices; while stabilizers can effectively reduce image shake in complex shooting scenarios, resulting in smoother and more fluid videos or photos.

[0003] However, problems arise during actual shooting. Because the handheld stabilizer and camera are not lightweight, arm muscles gradually feel sore and weak after shooting handheld for a period of time. This fatigue intensifies over time, sometimes making it difficult to support the camera, thus significantly affecting the continuity and sustainability of the shoot. Utility Model Content

[0004] The main purpose of this invention is to provide a shoulder support stabilization device that aims to reduce arm fatigue when using a stabilizer.

[0005] To achieve the above objectives, the shoulder support stabilization device includes a connector and a support, the connector being detachably connected to the support, and the support having a grip portion and a shoulder support portion at both ends;

[0006] The connector is configured as a connection stabilizer.

[0007] In one embodiment of the present invention, the connector includes a detachably connected connecting part and a fixing base. The connecting part is provided with a limiting groove capable of accommodating a stabilizer, and a connecting arm is provided at each of the opposite ends of the limiting groove. The fixing base is connected to the support member, and the connecting arm is configured to connect the stabilizer.

[0008] In one embodiment of the present invention, each of the two connecting arms is provided with two dovetail grooves and locking holes on the opposite side. The locking holes are located between the two dovetail grooves in the vertical direction, and each dovetail groove extends in the horizontal direction.

[0009] In one embodiment of the present invention, the fixed base is provided with a first connecting group, and the support member is provided with at least two second connecting groups, the two second connecting groups being spaced apart; the first connecting group is detachably connected to each of the second connecting groups.

[0010] In one embodiment of the present invention, the support member includes a support portion, a grip portion, and a shoulder support portion, wherein the grip portion and the shoulder support portion are slidably connected to the support portion, and the support portion is detachably connected to the connector.

[0011] In one embodiment of the present invention, the gripping part includes a first sliding member, a second sliding member, and two gripping members. The first sliding member is detachably connected to the support part, the second sliding member passes through the first sliding member, and the two gripping members are slidably disposed on both sides of the second sliding member.

[0012] In one embodiment of the present invention, the support part includes a slider and two support rods, the two support rods respectively passing through both sides of the slider and slidingly engaging with the slider, the gripping part being located at one end of the support rod, and the shoulder support part being located at the other end of the support rod; the slider is detachably connected to the connecting member.

[0013] This utility model also proposes a connector for a shoulder support stabilizing device. The connector includes a detachably connected connecting part and a fixed base. The connecting part is provided with a limiting groove that can accommodate a stabilizer. Each end of the limiting groove is provided with a connecting arm. Each of the two connecting arms is provided with two dovetail grooves and a locking hole on one side facing each other. The locking hole is located between the two dovetail grooves in the vertical direction. Each dovetail groove extends in the horizontal direction. The fixed base is provided with a first connecting group. The connecting arm is configured to connect the stabilizer. The first connecting group is configured to detachably connect the shoulder support stabilizing device.

[0014] In one embodiment of the present invention, the cross-section of the limiting groove gradually decreases from the opening end to the bottom wall of the groove.

[0015] This utility model also proposes a shoulder support kit, which includes a stabilizer and the aforementioned shoulder support stabilization device, wherein the stabilizer is detachably connected to the connecting part.

[0016] In this technical solution, the shoulder-support stabilization device can be used in mobile terminals with shooting functions such as mobile phones and cameras. The shoulder-support stabilization device includes a connector and a support. The connector is detachably connected to the support. The support has a grip and a shoulder support at both ends. The connector is configured to connect to the stabilizer. Thus, when using the device, the shoulder support is placed on the shoulder, and the hand grips the grip, forming multiple force-bearing areas. Since the shoulder support bears the weight of the device, the arm no longer needs to bear the entire weight of the stabilizer and camera alone, thereby reducing arm fatigue. With reduced arm fatigue, the photographer can use the camera more stably, thereby effectively improving the continuity and duration of shooting. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0018] Figure 1 This is a schematic diagram of an embodiment of the shoulder support stabilization device proposed in this utility model;

[0019] Figure 2 This is an overall schematic diagram of an embodiment of the connector proposed in this utility model;

[0020] Figure 3 This is a bottom schematic diagram of an embodiment of the connector proposed in this utility model.

[0021] Figure 4 This is an overall schematic diagram of an embodiment of the support portion proposed in this utility model;

[0022] Figure 5 This is a schematic diagram of an embodiment of the gripping part proposed in this utility model;

[0023] Figure 6 This is an overall schematic diagram of an embodiment of the shoulder support provided by this utility model;

[0024] Figure 7 This is an overall schematic diagram of an embodiment of the shoulder support kit proposed in this utility model;

[0025] Figure 8 This is a schematic diagram of the installation of the stabilizer proposed in this utility model.

[0026] Explanation of icon numbers:

[0027] 10. Connector; 11. Connecting part; 11A. Limiting groove; 111. Connecting arm; 11b. Dovetail slide; 11c. Locking hole; 12. Fixing base; 12a. First connecting group; 20. Support member; 20a. Second connecting group; 21. Support part; 211. Sliding base; 212. Support rod; 22. Grip part; 221. First sliding member; 222. Second sliding member; 223. Grip part; 23. Shoulder support part; 23a. Shoulder support groove.

[0028] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0030] It should be noted that if the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a specific posture. If the specific posture changes, the directional indicators will also change accordingly.

[0031] Furthermore, if the embodiments of this utility model involve descriptions such as "first" or "second," these descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the use of "and / or" or "and / or" throughout the text includes three parallel solutions. For example, "A and / or B" includes solution A, solution B, or a solution where both A and B are satisfied simultaneously. Furthermore, the technical solutions of the various embodiments can be combined with each other, but this must be based on the ability of those skilled in the art to implement them. When the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0032] Please see Figure 1 The shoulder support stabilization device includes a connector 10 and a support 20. The connector 10 is detachably connected to the support 20. The support 20 has a gripping part 22 and a shoulder support part 23 at both ends.

[0033] Connector 10 is configured as a connection stabilizer.

[0034] In this technical solution, the shoulder support stabilization device can be used in mobile terminals with shooting functions such as mobile phones and cameras. The shoulder support stabilization device includes a connector 10 and a support 20. The connector 10 is detachably connected to the support 20. The support 20 has a grip 22 and a shoulder support 23 at both ends. The connector 11 is configured to connect to the stabilizer. Thus, when using the device, the shoulder support 23 is placed on the shoulder, and the hand grips the grip 22 tightly, forming multiple force-bearing areas. Since the shoulder support 23 shares the weight of the device, the arm no longer needs to bear the entire weight of the stabilizer and the camera alone, thereby reducing arm fatigue. With reduced arm fatigue, the photographer can use the camera more stably, thereby effectively improving the continuity and durability of shooting.

[0035] Specifically, the connector 10 and the support 20 are detachably connected by bolts, buckles and other structures, which makes it easy to carry and use. The connector 10 is used to connect the stabilizer. The support 20 has a grip 22 and a shoulder support 23 at each end. The mobile terminal with shooting function is fixed behind the stabilizer. The user can hold the grip 22 and support the shoulder support 23. In this way, the weight of the stabilizer, the shoulder support device and the mobile terminal is borne by the arm and shoulder. The weight is distributed through the dual force area and the force applied by the arm is reduced by using the lever principle. At the same time, the grip 22 and the shoulder support 23 are a certain distance apart, which can keep the arm in a relaxed state and relieve arm fatigue.

[0036] In one embodiment, please refer to Figure 2 The connector 10 includes a detachably connected connecting part 11 and a fixing base 12. The connecting part 11 is provided with a limiting groove 11A that can accommodate the stabilizer. Each end of the limiting groove 11A is provided with a connecting arm 111. The fixing base 12 is connected to the support member 20. The connecting arms 111 are configured to connect the stabilizer. Specifically, the limiting groove 11A has a "U" shaped structure with an opening at the top. Part of the stabilizer structure can enter the interior of the limiting groove 11A through the opening and then be connected to each side by the two connecting arms 111. The connection is secured with screws to prevent the stabilizer from falling off. It is understood that the connecting part 11 can be a plastic part with a certain deformation allowance. In this way, the diameter of the limiting groove 11A can be adaptively widened when installing the stabilizer to facilitate the installation of the stabilizer.

[0037] Further, please refer to Figure 2 and Figure 8 Both connecting arms 111 are equipped with locking structures, which are used to lock the stabilizer located in the limiting groove 11A. Specifically, in one embodiment, each of the two connecting arms 111 has two dovetail grooves 11b and locking holes 11c on the opposite side. The locking holes 11c are along the vertical direction (i.e., Figure 2 The S1 direction in the middle is located between two dovetail grooves 11b, and each dovetail groove 11b is along the horizontal direction (i.e. Figure 2 The dovetail groove 11b extends in the S2 direction, and the groove wall of each dovetail groove 11b can fit against the stabilizer. Simultaneously, the dovetail groove 11b above the locking hole 11c in each connecting arm 111 can apply a downward pressure to the stabilizer, and the dovetail groove 11b below the locking hole 11c in each connecting arm 111 can apply an upward lifting force to the stabilizer. Meanwhile, part of the stabilizer's structure is engaged in the limiting groove 11A, thus initially fixing the stabilizer. After the stabilizer is installed in place, its expansion hole aligns with the locking hole 11c of the connecting arm 111, and further bolts can be used to complete the locking between the two, improving the assembly stability of the stabilizer on the shoulder support stabilizing device. In another embodiment, the two connecting arms 111 are made of elastic material, allowing the two connecting arms 111 to move along... Figure 2 The two connecting arms 111 are positioned towards each other or away from each other in the S3 direction. The distance between the two connecting arms 111 is less than the dimensions of the stabilizer mounting structure. A first buckle is provided on the top side of each connecting arm 111. A portion of the first buckle's structure is located at the opening of the limiting groove 11A and is inclined towards the bottom wall of the groove. Simultaneously, a second buckle is provided on each of the two outer peripheral sides of each connecting arm 111 along the S2 direction. A portion of the structure of each second buckle is located at the opening of the limiting groove 11A. When the stabilizer is engaged in the limiting groove 11A, the first buckle and the bottom of the groove apply a force along the S1 direction to the stabilizer, fixing it in the limiting groove 11A along the S1 direction. The four second buckles constrain the movement of the stabilizer in the S2 direction. Simultaneously, the two connecting arms 111 apply two opposing clamping forces along the S2 direction to the stabilizer, fixing it in the limiting groove 11A along the S3 direction, thereby improving the assembly stability of the stabilizer on the shoulder-supported stabilizing device. It is understandable that the locking structure can also be an interlocking device with an interlocking function. When the stabilizer slides into position in the limiting groove 11A, the locking structure fixes the stabilizer, thereby achieving position constraint of the stabilizer in the limiting groove 11A.

[0038] In one embodiment, please refer to Figure 3 and Figure 4 The fixed base 12 is provided with a first connecting group 12a, and the support member 20 is provided with at least two second connecting groups 20a, which are spaced apart. The first connecting group 12a is detachably connected to each second connecting group 20a. The first connecting group 12a includes any number of bolt holes, and the second connecting group 20a includes bolt holes adapted to the first connecting group 12a. The bolt hole diameters of both are the same. By setting up the first connecting group 12a and the second connecting group 20a with multiple bolt holes, more installation options can be provided for the stabilizer. At the same time, when the bolt holes of one connecting group have problems such as structural cracking or stripping, bolt holes in other positions can be used to achieve locking.

[0039] Please see Figure 1 The support member 20 includes a support portion 21, a grip portion 22, and a shoulder support portion 23. The grip portion 22 and the shoulder support portion 23 are slidably connected to the support portion 21. The support portion 21 is detachably connected to the connector 10. The grip portion 22 and the shoulder support portion 23 can be adjusted for tightness with the support portion 21 using bolts, clips, or other structures. In one embodiment, the upper end face of the grip portion 22 has a clamping plate, with both ends of the clamping plate abutting against the support portion 21. Simultaneously, a bolt passes through the area of ​​the clamping plate that is not positioned in the support portion 21 and extends into the grip portion 22. Rotating the bolt clockwise can continuously strengthen the clamping plate, the support portion 21, and the grip. The pressure between the gripping part 22 and the support part 21 is reduced to prevent the gripping part 22 from sliding relative to the support part 21. Rotating the bolt counterclockwise can reduce the pressure between the clamping plate, the support part 21 and the gripping part 22, thereby allowing the gripping part 22 to slide relative to the support part 21. Similarly, the gripping part 22 can also adjust the force between itself and the support part 21 through bolts, buckles and other structures to move on the support part 21. By adjusting the position of the gripping part 22 and the shoulder support part 23 on the support part 21, the usage needs of different users can be met, such as the arm bending angle and the distance from the naked eye to the shooting device, thereby improving the practicality of the shoulder support stabilization device.

[0040] Further, please refer to Figure 5The gripping part 22 includes a first sliding member 221, a second sliding member 222, and two gripping members 223. The first sliding member 221 is detachably connected to the support part 21. The second sliding member 222 passes through the first sliding member 221. The two gripping members 223 are movably disposed on both sides of the second sliding member 222. Specifically, the first sliding member 221 has a first sliding hole through which part of the structure of the support part 21 passes. The first sliding hole has a notch. At the same time, a clamping plate is provided on the upper surface of the first sliding member 221. Part of the structure of the clamping plate is located on the notch and covers the notch. A bolt passes through the clamping plate into the interior of the first sliding member 221, clockwise. Rotating the bolt changes the position of the clamping plate, thereby adjusting the tightness between the clamping plate, the first sliding hole, and the support 21. This allows the first sliding member 221 to slide back and forth within the support 21, facilitating its removal. Furthermore, the first sliding member 221, the second sliding member 222, and the two grips 223 are interconnected, allowing the grips 22, which are in a fully connected state, to be removed for easy carrying. The second sliding member 222 is rod-shaped and passes through the first sliding member 221. The first sliding member 221 has a second sliding hole positioned to avoid the first sliding hole, allowing the second sliding member 222 to be inserted into the second sliding hole. The assembly achieves through-type connection. The first sliding member 221 has a first aperture adjustment channel near the second sliding hole, which connects to the second sliding hole, making the second sliding hole open. A rotating bolt passes through the first aperture adjustment channel; turning the bolt changes the spacing of the first adjustment channel, thereby changing the notch diameter of the second sliding hole. This adjusts the tightness of the connection between the first sliding member 221 and the second sliding member 222, simultaneously changing the position of the two grips 223 to meet the gripping position requirements of different users. A third sliding hole is provided at the upper part of each grip 223 for inserting the rod-shaped second sliding member 222. At the same time, each grip 223 is provided with a second aperture adjustment channel corresponding to the position of the third sliding hole. The second aperture adjustment channel is connected to the third sliding hole so that the third sliding hole is open. The second aperture adjustment channel is penetrated by a rotating bolt. Turning the rotating bolt can change the spacing of the second adjustment channel, thereby changing the notch diameter of the third sliding hole, so as to adjust the tightness of the connection between the grip 223 and the second sliding member 222. At the same time, the second sliding member 222 is rod-shaped. While realizing the movement of the grip 223 relative to the second sliding member 222, it can also realize the rotation of the grip 223 relative to the second sliding member 222, thereby meeting the grip angle needs of different users.

[0041] Further, please refer to Figure 4The support part 21 includes a sliding base 211 and two support rods 212. The two support rods 212 pass through both sides of the sliding base 211 and slide in cooperation with the sliding base 211. Specifically, each side of the sliding base 211 is provided with a fourth sliding hole, and each support rod 212 is inserted into a fourth sliding hole. At the same time, the sliding base 211 is provided with a third aperture adjustment channel near the fourth sliding hole. The third aperture adjustment channel is connected to the fourth sliding hole so that the fourth sliding hole is open. The third aperture adjustment channel is penetrated by a rotating bolt. Turning the rotating bolt can change the spacing of the third adjustment channel, thereby changing the notch diameter of the fourth sliding hole, so as to adjust the tightness of the connection between the sliding base 211 and the support rods 212, thereby realizing the relative sliding between the sliding base 211 and the support rods 212. The grip part 22 is located at one end of the support rod 212, and the shoulder support part 23 is located at the other end of the support rod 212. The sliding base 211 is detachably connected to the connector 10.

[0042] In one embodiment of this utility model, please refer to Figure 6 The shoulder support 23 is provided with a shoulder support groove 23a. The shoulder support groove 23a has an overall arc structure, which can increase the contact area between the shoulder support 23 and the human shoulder, avoid pressure concentration, and reduce shoulder pain.

[0043] This utility model also proposes a connector 10 for use in a shoulder support stabilization device.

[0044] In one embodiment of this utility model, the connector 10 includes a detachably connected connecting part 11 and a fixing base 12. The connecting part 11 is provided with a limiting groove 11A that can accommodate a stabilizer. Each end of the limiting groove 11A is provided with a connecting arm 111. Each side of the two connecting arms 111 facing each other is provided with two dovetail grooves 11b and a locking hole 11c. The locking hole 11c is located between the two dovetail grooves 11b in the vertical direction. Each dovetail groove 11b extends in the horizontal direction. The fixing base 12 is provided with a first connecting group 12a. The connecting arm 111 is configured to connect the stabilizer, and the first connecting group 12a is configured to detachably connect the shoulder support stabilizing device. In another embodiment, each side of the two connecting arms 111 facing each other is provided with a dovetail groove 11b. In yet another embodiment, each side of the two connecting arms 111 facing each other is provided with a locking hole 11c. This is not limited here.

[0045] Furthermore, the cross-section of the limiting groove gradually decreases from the opening end to the bottom wall of the groove, please refer to... Figure 2 That is, the cross-section of the limiting groove gradually decreases from top to bottom along the S1 direction, and the whole has a constricted structure.

[0046] In the proposed technical solution for connector 10, the specific structure of connector 10 is described in all the above embodiments. Connector 10 in this technical solution can adopt all the technical features of connector 10 in the above embodiments and can have all the structures of connector 10 in the above embodiments, which will not be described in detail here. By setting a fixing seat 12 on the shoulder support stabilizing device, the connector 10 and the shoulder support stabilizing device are fixedly fitted together.

[0047] This utility model also proposes a shoulder support kit, please refer to [link / reference]. Figure 7 The shoulder support kit includes a stabilizer and a shoulder support stabilization device. The stabilizer is connected to the connecting part 11. Specifically, the stabilizer can be connected to the connecting part 11 through structures such as dovetail slots, bolts, and buckles. For the specific structure of the shoulder support stabilization device, please refer to all the above embodiments. The shoulder support kit of this technical solution can adopt all the technical features of the connector 10 in the above embodiments and can have all the structures of the shoulder support stabilization device in the above embodiments, which will not be described in detail here.

[0048] The above are merely exemplary embodiments of this utility model and do not limit the patent scope of this utility model. Any equivalent structural transformations made based on the technical concept of this utility model and the contents of the specification and drawings of this utility model, or direct / indirect applications in other related technical fields, are included within the patent protection scope of this utility model.

Claims

1. A shoulder crutch stabilizing apparatus, characterized by, The shoulder supporting and stabilizing device comprises a connecting piece and a supporting piece, the connecting piece connects the supporting piece, and the supporting piece is provided with a holding part and a shoulder supporting part at two ends thereof. The connecting piece is configured to connect a stabilizer.

2. The shoulder brace stabilizing apparatus of claim 1, wherein, The connecting piece comprises a connecting part and a fixing seat, the connecting part is provided with a limiting slot, and the limiting slot is provided with a connecting arm at two ends thereof; the fixing seat is detachably installed on the supporting piece, and the connecting arm is configured to connect a stabilizer.

3. The shoulder brace stabilizing apparatus of claim 2, wherein, Each of the two connecting arms is provided with a locking structure for locking the stabilizer in the limiting slot.

4. The shoulder brace stabilizing apparatus of claim 2, wherein, The fixing seat is provided with a first connecting group, the supporting piece is provided with a second connecting group, and the first connecting group is detachably connected to each second connecting group.

5. A shoulder support stabilizing apparatus as in any one of claims 1 to 4, wherein, The supporting piece comprises a supporting part, a holding part and a shoulder supporting part, the holding part and the shoulder supporting part are slidably connected to the supporting part, and the supporting part is connected to the connecting piece.

6. The shoulder brace stabilizing apparatus of claim 5, wherein, The holding part comprises a first sliding piece, a second sliding piece and two holding pieces, the first sliding piece is detachably connected to the supporting part, the second sliding piece penetrates the first sliding piece, and the two holding pieces are respectively arranged at two sides of the second sliding piece.

7. The shoulder brace stabilizing apparatus of claim 6, wherein, The supporting part comprises a sliding base and two supporting rods, the two supporting rods penetrate two sides of the sliding base and are slidably connected to the sliding base, the holding part is arranged at one end of the supporting rod, the shoulder supporting part is arranged at the other end of the supporting rod, and the sliding base is detachably connected to the connecting piece.

8. A connector for a shoulder support stabilizing device, characterized by The connecting piece comprises a connecting part and a fixing seat, the connecting part is provided with a limiting slot, and the limiting slot is provided with a connecting arm at two opposite ends thereof, the two connecting arms are provided with a locking structure on a side facing each other, the fixing seat is provided with a first connecting group, the connecting arm is configured to connect a stabilizer, and the first connecting group is configured to connect a shoulder supporting and stabilizing device.

9. The connector of claim 8, wherein, The cross section of the limiting slot gradually decreases from the opening end to the bottom wall of the slot.

10. A shoulder support kit characterized in that, The shoulder supporting kit comprises a stabilizer and the shoulder supporting and stabilizing device according to any one of claims 1 to 7, and the stabilizer is connected to the connecting piece.