Upper limb hand supporting frame assembly

Abstract

The utility model relates to the technical field of medical instruments, and discloses an upper limb hand supporting frame assembly which comprises a main bracket, a main mechanism is fixed on the surface of the main bracket, an adjusting mechanism body is arranged on the outer side of the main bracket, the main mechanism comprises a first sponge mat, and the first sponge mat is fixed on the surface of the main bracket. A cushion block is fixed to the bottom end of the first sponge cushion, an auxiliary bracket is arranged on the outer side of the main bracket, a second sponge cushion is fixed to the surface of the auxiliary bracket, the adjusting mechanism body comprises a first connecting rod, and a first connecting rod is fixed to the outer side of the cushion block. The first sponge cushion and the cushion block are arranged and matched with the auxiliary bracket and the main bracket, the comfort of a user when the device is used is improved, through the structure of the auxiliary bracket, the device is better attached to the upper limbs, upper limb fatigue caused by long-time use of the device is avoided, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to an upper limb hand support frame component. Background Art

[0002] Medical devices refer to instruments, equipment, appliances, in vitro diagnostic reagents and calibrators, materials and other similar or related items used directly or indirectly on the human body, including the required computer software. Medical devices include medical equipment and medical consumables. Their effectiveness is mainly obtained through physical means, not through pharmacological, immunological or metabolic means, or although these means are involved, they only play an auxiliary role.

[0003] The publication number CN216754633U discloses an adjustable medical hand support, which includes a base, a height adjustment structure, a fixing plate, a first electric hydraulic rod, a support rod, an up button, a down button, a horizontal adjustment structure, a hand support and a fixing structure. When adjusting the height of the hand support upward, it is only necessary to connect the first electric hydraulic rod to the power supply, press or step on the up button of the first electric hydraulic rod, and then the first electric hydraulic rod will extend and push the support rod to slide, and the sliding of the support rod will drive the connecting plate and the hand support to slide together. There are shortcomings in the existing device. The existing device is not comfortable enough, and the fixed surfaces are mostly flat, which will cause discomfort to the user over time. In addition, the adjustment mechanism of the existing device is insufficient, and the rotation angle of the upper limb needs to be adjusted, while the existing device only focuses on the height adjustment. For this reason, we propose an upper limb hand support assembly to solve the above problems. Utility Model Content

[0004] The utility model aims to provide an upper limb arm support frame assembly to solve the problems of insufficient comfort and insufficient adjustment mechanism of the existing devices proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an upper limb support frame assembly, comprising a main bracket, a main mechanism is fixed on the surface of the main bracket, and an adjustment mechanism body is arranged on the outer side of the main bracket;

[0006] The main mechanism comprises a first sponge pad, the surface of the main bracket is fixed with the first sponge pad, and a pad is fixed at the bottom end of the first sponge pad, a sub-bracket is arranged on the outer side of the main bracket, and a second sponge pad is fixed on the surface of the sub-bracket;

[0007] The adjusting mechanism body includes a first connecting rod, a first connecting rod is fixed to the outer side of the cushion block, a second connecting rod is inserted into the interior of the first connecting rod through a bearing seat, a third connecting rod is fixed to the surface of the second connecting rod, a fourth connecting rod is inserted into the interior of the second connecting rod, a toothed disk is fixed to the outer side of the fourth connecting rod, a spring is sleeved on the surface of the fourth connecting rod, and a fixing block is fixed to the side of the fourth connecting rod away from the toothed disk.

[0008] Preferably, an oblique cylindrical groove is provided inside the auxiliary bracket, and a second sponge pad is fixed to the surface of the auxiliary bracket, which conforms to the ergonomic design and makes the user's forearm more comfortable when placed on the auxiliary bracket.

[0009] Preferably, an arc-shaped groove is provided on one side of the auxiliary bracket close to the main bracket, and there is a joint connection between the forearm and the upper arm. The arc-shaped groove is provided for the joint, and since the joint is raised, it avoids discomfort in the joint caused by long-term placement of the user.

[0010] Preferably, a groove matching the toothed disc is provided inside the first connecting rod, and the toothed disc is inserted inside the first connecting rod to facilitate fixing of the third connecting rod after rotation.

[0011] Preferably, the fourth connecting rod is a square structure, and the fourth connecting rod is inserted inside the second connecting rod, so that the fourth connecting rod and the second connecting rod can maintain the same rotation state.

[0012] Preferably, the toothed disc and the first connecting rod are metal structures, and a spring is sleeved on the surface of the toothed disc to improve wear resistance and increase the service life of the device.

[0013] Preferably, the side of the spring close to the first connecting rod is fixedly connected to the second connecting rod, and the side of the spring away from the first connecting rod is fixedly connected to the fixing block, so that the toothed disc can be reinserted into the inside of the first connecting rod under the elastic force of the spring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The device is provided with a first sponge pad and a pad, which cooperate with the auxiliary bracket and the main bracket to improve the comfort of the user when using the device. The structure of the auxiliary bracket makes the device and the upper limb fit better, avoiding upper limb fatigue caused by long-term use of the device, and improving the working efficiency of the device;

[0016] (2) The device is provided with a first connecting rod and a second connecting rod, which cooperate with a third connecting rod and a fourth connecting rod so that the device can adjust the rotation angle, thereby increasing the adjustability of the device. By pressing the fixing block to move the gear disk, the auxiliary bracket can be rotated to adjust the rotation angle of the device, thereby making the device more stable in fixing the upper limbs and improving the working efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a side perspective schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of a side-view stereoscopic cross-section of the structure of the utility model when it is working;

[0020] Figure 3 It is a schematic diagram of a three-dimensional cross-section of the structure of the fourth connecting rod of the utility model;

[0021] Figure 4 It is a top perspective schematic diagram of the structure of the utility model.

[0022] In the figure: 1. main bracket; 2. main mechanism; 210. first sponge pad; 220. pad block; 230. auxiliary bracket; 240. second sponge pad; 3. adjusting mechanism body; 310. first connecting rod; 320. second connecting rod; 330. third connecting rod; 340. fourth connecting rod; 350. toothed disc; 360. spring; 370. fixing block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 The utility model provides an embodiment: an upper limb support frame assembly, comprising a main bracket 1, a main mechanism 2 is fixed on the surface of the main bracket 1, and an adjustment mechanism body 3 is arranged outside the main bracket 1;

[0025] The main mechanism 2 includes a first sponge pad 210, the first sponge pad 210 is fixed on the surface of the main bracket 1, and a pad 220 is fixed at the bottom end of the first sponge pad 210, a sub-bracket 230 is arranged on the outer side of the main bracket 1, and a second sponge pad 240 is fixed on the surface of the sub-bracket 230;

[0026] The adjusting mechanism body 3 includes a first connecting rod 310, the first connecting rod 310 is fixed to the outer side of the cushion block 220, and the second connecting rod 320 is inserted into the first connecting rod 310 through a bearing seat, the third connecting rod 330 is fixed to the surface of the second connecting rod 320, and the fourth connecting rod 340 is inserted into the second connecting rod 320, the outer side of the fourth connecting rod 340 is fixed to a toothed disc 350, the surface of the fourth connecting rod 340 is sleeved with a spring 360, and the side of the fourth connecting rod 340 away from the toothed disc 350 is fixed to a fixing block 370;

[0027] An oblique cylindrical groove is provided inside the auxiliary bracket 230, a second sponge pad 240 is fixed on the surface of the auxiliary bracket 230, and an arc groove is provided on one side of the auxiliary bracket 230 close to the main bracket 1, so that the device is more ergonomic and improves the comfort of the device;

[0028] The first connecting rod 310 is provided with a groove adapted to the toothed disc 350, and the toothed disc 350 is inserted into the first connecting rod 310. The fourth connecting rod 340 is a square structure, and the fourth connecting rod 340 is inserted into the second connecting rod 320. The toothed disc 350 and the first connecting rod 310 are metal structures. A spring 360 is sleeved on the surface of the toothed disc 350. The side of the spring 360 close to the first connecting rod 310 is fixedly connected to the second connecting rod 320, and the side of the spring 360 away from the first connecting rod 310 is fixedly connected to the fixing block 370. When the fixing block 370 is pressed, the toothed disc 350 will move and separate from the first connecting rod 310. At this time, the third connecting rod 330 can be rotated. After adjusting to a suitable angle, under the action of the spring 360, the toothed disc 350 will be re-stuck in the first connecting rod 310 to fix the rotation angle of the device.

[0029] Working principle: When the device is working, the forearm is placed on the auxiliary bracket 230, and the upper arm is placed on the main bracket 1 to lift the upper limb. When the angle of the forearm and the upper arm needs to be adjusted, the fixing block 370 is pressed to move the fourth connecting rod 340, so that the gear plate 350 moves and separates the gear plate 350 from the first connecting rod 310. Then the auxiliary bracket 230 can be rotated. After adjusting the angle, the fixing block 370 is released. Under the action of the spring 360, the gear plate 350 is reinserted into the first connecting rod 310 to fix the rotation angle of the auxiliary bracket 230. Figure 2 As shown, the above is the entire working principle of the utility model.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An upper limb support frame assembly, comprising a main support frame (1), characterized in that: A main mechanism (2) is fixed on the surface of the main bracket (1), and an adjustment mechanism body (3) is arranged on the outside of the main bracket (1); The main mechanism (2) comprises a first sponge pad (210), the first sponge pad (210) is fixed on the surface of the main bracket (1), and a pad (220) is fixed at the bottom end of the first sponge pad (210), a secondary bracket (230) is arranged on the outer side of the main bracket (1), and a second sponge pad (240) is fixed on the surface of the secondary bracket (230); The adjusting mechanism body (3) comprises a first connecting rod (310), the first connecting rod (310) is fixed on the outer side of the cushion block (220), and the second connecting rod (320) is inserted into the interior of the first connecting rod (310) through a bearing seat, a third connecting rod (330) is fixed on the surface of the second connecting rod (320), a fourth connecting rod (340) is inserted into the interior of the second connecting rod (320), a toothed disc (350) is fixed on the outer side of the fourth connecting rod (340), a spring (360) is sleeved on the surface of the fourth connecting rod (340), and a fixing block (370) is fixed on the side of the fourth connecting rod (340) away from the toothed disc (350).

2. An upper limb support frame assembly according to claim 1, characterized in that: An oblique cylindrical groove is provided inside the auxiliary bracket (230), and a second sponge pad (240) is fixed on the surface of the auxiliary bracket (230).

3. The upper limb support frame assembly according to claim 1, characterized in that: An arc-shaped groove is provided on one side of the auxiliary bracket (230) close to the main bracket (1).

4. The upper limb support frame assembly according to claim 1, characterized in that: A groove matching the toothed disc (350) is provided inside the first connecting rod (310), and the toothed disc (350) is inserted inside the first connecting rod (310).

5. The upper limb support frame assembly according to claim 1, characterized in that: The fourth connecting rod (340) is a square structure, and the fourth connecting rod (340) is inserted inside the second connecting rod (320).

6. The upper limb support frame assembly according to claim 1, characterized in that: The toothed disc (350) and the first connecting rod (310) are metal structures, and a spring (360) is sleeved on the surface of the toothed disc (350).

7. The upper limb support frame assembly according to claim 1, characterized in that: The side of the spring (360) close to the first connecting rod (310) is fixedly connected to the second connecting rod (320), and the side of the spring (360) away from the first connecting rod (310) is fixedly connected to the fixing block (370).

Images