Desk elbow support height adjusting support

Abstract

The utility model relates to the technical field of desk accessories, in particular to a desk elbow support height adjusting support which is suitable for student desks, office tables and the like and can improve the comfort level of a user and reduce fatigue. The utility model provides a desk elbow support height adjusting support. The desk elbow support height adjusting support comprises a fixed base used for being detachably connected with the edge of a desk, a lifting stand column, an elbow support installation base and an elbow support body. The lifting stand column is vertically arranged above the fixed base, and a sliding groove extending in the axial direction is formed in the lifting stand column. One side of the elbow support mounting seat is in sliding fit with the sliding groove through a sliding assembly; a U-shaped movable groove is formed in the upper portion of the ancon mounting base, a rotating base is arranged on the side, close to the sliding assembly, of the ancon mounting base, the bottom of the ancon body is rotationally connected with the movable groove, and one side of the ancon body and the rotating base are horizontally adjusted in a rotating mode by + / -30 degrees.

Description

Technical Field

[0001] This utility model relates to the field of desk accessories technology, specifically to a desk elbow support height adjustment bracket, which is suitable for student desks, office desks, etc., and can improve user comfort and reduce fatigue. Background Technology

[0002] An elbow rest is a support device installed on the edge of a desk, primarily used to support the user's forearm, reducing pressure on the elbow and shoulder, improving posture, and preventing muscle fatigue and poor spinal posture caused by prolonged desk work or study. A well-designed elbow rest can enhance user comfort, making it especially suitable for students and office workers who spend long hours at their desks.

[0003] Most desk elbow supports currently on the market are of fixed height or only have simple adjustments, failing to meet the needs of users of different heights. Furthermore, traditional elbow supports are often not securely installed, easily sliding or loosening, affecting the user experience. Some adjustable elbow supports have complex structures, are inconvenient to operate, and lack flexible angle adjustment functions, making it difficult to meet the needs of different usage scenarios. Therefore, there is an urgent need for a desk elbow support height adjustment bracket that is simple in structure, easy to adjust, and stable and reliable. Utility Model Content

[0004] The purpose of this utility model is to provide a desk elbow support height adjustment bracket that can easily adjust the height and angle to meet the needs of different users, while having a stable installation structure and a comfortable support effect.

[0005] To solve the above-mentioned technical problems, the present invention provides a desk elbow support height adjustment bracket, comprising a fixed base for detachable connection with the edge of the desk, a lifting column, an elbow support mounting seat, and an elbow support body; the lifting column is vertically disposed above the fixed base and has an axially extending sliding groove inside; one side of the elbow support mounting seat is slidably engaged with the sliding groove via a sliding component; the upper part of the elbow support mounting seat is a U-shaped movable groove, and a rotating seat is provided on the side of the elbow support mounting seat near the sliding component; the bottom of the elbow support body is rotatably connected to the movable groove, and one side of the elbow support body can be horizontally rotated ±30 degrees with the rotating seat.

[0006] As a preferred technical solution of this utility model, the fixed base includes a C-shaped clamping part and an anti-slip rubber pad located inside the clamping part, and an adjusting bolt adapted to the thickness of the desk is provided on one side of the clamping part.

[0007] As a preferred embodiment of this utility model, the sliding assembly includes a linear guide rail disposed in a slide groove and a slider fixedly connected to the elbow support mounting base. The slider has a T-shaped cross-section inside the linear guide rail.

[0008] As a preferred technical solution of this utility model, the slider is provided with elastic locking mechanisms on both sides. The elastic locking mechanism includes an exposed pressing part and movable blocks symmetrically arranged inside the slider. The bottom of the movable block is slidably connected to the slider through a first return spring, and one side of the movable block is slidably connected to the pressing part through a toggle block. The bottom of the pressing part is slidably connected to the inside of the slider through a second return spring.

[0009] As a preferred technical solution of this utility model, the paddle is located at one end of the movable block near the tail, and the top of the paddle is a guide surface inclined at 45-60 degrees. The inner side of the pressing part is provided with an inclined surface that matches the contact surface of the top of the paddle. The width of the paddle at the guide surface is greater than or equal to the sliding distance of the paddle.

[0010] As a preferred technical solution of this utility model, the inside of the slide groove is provided with multiple positioning grooves corresponding to the movable block.

[0011] As a preferred embodiment of this utility model, the lifting column has a corresponding adjustment groove on one side of the pressing part.

[0012] As a preferred technical solution of this utility model, the upper end surface of the elbow support body is provided with a breathable silicone pad layer.

[0013] As a preferred technical solution of this utility model, the connection between the rotating seat and the elbow support body is provided with a fan-shaped rotating groove, the angle of the fan surface of the rotating groove is 90 degrees, and a limiting block is provided on one side of the elbow support body inside the rotating groove. The limiting block matches the internal shape of the rotating groove, and the limiting block is a 30-degree fan-shaped structure.

[0014] The advantages of this utility model compared with the prior art are as follows:

[0015] 1. This elbow support height adjustment bracket features a sliding component and a rotating base design, allowing users to adjust the elbow support height according to their needs. It can also automatically change the horizontal angle with body movements, improving comfort.

[0016] 2. This elbow support height adjustment bracket adopts an elastic locking mechanism. The height can be adjusted by pressing, and it will automatically lock after being released, making it convenient and quick to use.

[0017] 3. The fixed base of this elbow support height adjustment bracket adopts a C-shaped clamping structure and anti-slip rubber pad, combined with adjustment bolts, to ensure that the bracket is firmly fixed to the edge of the table and avoids sliding or loosening. Attached Figure Description

[0018] Figure 1 This is an overall structural diagram of a desk elbow support height adjustment bracket according to the present invention.

[0019] Figure 2 This utility model relates to an adjustable bracket structure for a desk elbow rest height adjustable bracket. Figure 1 .

[0020] Figure 3 This utility model relates to an adjustable bracket structure for a desk elbow rest height adjustable bracket. Figure 2 .

[0021] Figure 4 This is a structural diagram of the elbow support mounting base and elbow support body of a desk elbow support height adjustment bracket according to this utility model.

[0022] Figure 5 This is a cross-sectional view of the elastic locking mechanism of a desk elbow support height adjustment bracket according to the present invention.

[0023] As shown in the figure:

[0024] 1. Fixed base; 2. Lifting column; 3. Elbow support mounting base; 4. Elbow support body; 5. Slide groove; 6. Sliding assembly; 7. Movable groove; 8. Rotating seat; 9. C-shaped clamping part; 10. Anti-slip rubber pad; 11. Adjusting bolt; 12. Linear guide rail; 13. Slider; 14. Pressing part; 15. Movable block; 16. First return spring; 17. Toggle block; 18. Second return spring; 19. Guide surface; 20. Positioning groove; 21. Adjustment groove; 22. Breathable silicone pad layer; 23. Rotating groove. Detailed Implementation

[0025] 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 protection scope of the present utility model.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] Example 1:

[0028] As per the instruction manual Figures 1-5As shown, a desk elbow support height adjustment bracket includes a fixed base 1 for detachable connection with the edge of the desk, a lifting column 2, an elbow support mounting base 3, and an elbow support body 4. The fixed base 1 includes a C-shaped clamping part 9 and an anti-slip rubber pad 10 located inside the clamping part. An adjustment bolt 11 adapted to the thickness of the desk is provided on one side of the clamping part. The fixed base forms a C-shaped structure through an L-shaped plate and a movable clamping plate. One side of the L-shaped plate is slidably connected to the movable clamping plate, and the adjustment bolt 11 passes through the movable clamping plate and is threadedly connected to the sliding connection between the L-shaped plate and the movable clamping plate. Anti-slip rubber pads 10 are glued to the opposite side of the L-shaped plate and the movable clamping plate.

[0029] In this utility model, the lifting column 2 is vertically arranged above the fixed base 1, and its interior is provided with an axially extending slide groove 5.

[0030] In this utility model, one side of the elbow support mounting base 3 is slidably engaged with the slide groove 5 via a sliding assembly 6. The sliding assembly 6 includes a linear guide rail 12 disposed within the slide groove 5 and a slider 13 fixedly connected to the elbow support mounting base 3. The slider 13 has a T-shaped cross-section inside the linear guide rail 12. Elastic locking mechanisms are provided on both sides of the slider 13. The elastic locking mechanism includes an exposed pressing part 14 and symmetrically arranged movable blocks 15 inside the slider 13. The bottom of the movable block 15 is slidably connected to the slider 13 via a first return spring 16, and one side of the movable block 15 is connected to the pressing part via a lever 17. The pressing part 14 is slidably connected, and the bottom of the pressing part 14 is slidably connected to the inside of the slider 13 through the second return spring 18. The toggle block 17 is located at one end of the movable block 15 near the tail, and the top of the toggle block 17 is a guide surface 19 inclined at 45-60 degrees. The inner side of the pressing part 14 is provided with an inclined surface that matches the contact surface of the top of the toggle block 17. The width of the toggle block 17 at the guide surface 19 is greater than or equal to the sliding distance of the toggle block 17. The inside of the slide groove 5 is provided with a plurality of positioning grooves 20 corresponding to the movable block 15. One side of the lifting column 2 is provided with a corresponding adjustment groove 21 at the pressing part 14.

[0031] In this utility model, the elbow support mounting base 3 has a U-shaped movable groove 7 above it, and a rotating seat 8 is provided on the side of the elbow support mounting base 3 near the sliding component 6. The bottom of the elbow support body 4 is rotatably connected to the movable groove 7, and one side of the elbow support body 4 is horizontally adjustable to the rotating seat 8 at ±30 degrees. The connection between the rotating seat 8 and the elbow support body 4 is provided with a fan-shaped rotating groove 23, and the angle of the fan surface of the rotating groove 23 is 90 degrees. One side of the elbow support body 4 is provided with a limiting block inside the rotating groove 23. The limiting block matches the internal shape of the rotating groove 23, and the limiting block is a 30-degree fan-shaped structure. The upper end surface of the elbow support body 4 is provided with a breathable silicone pad layer 22.

[0032] In practical implementation, the fixed base 1 is clamped to the edge of the desk, and the adjusting bolt 11 is tightened to make the anti-slip rubber pad 10 fit tightly against the desktop to prevent slippage; the locking mechanism on the lifting column 2 is pressed, and the elbow support mounting seat 3 is slid to a suitable height and then released, and the movable block 15 in the locking mechanism automatically engages with the positioning groove 20 for fixation; during use, the elbow support body 4 can be directly rotated manually or the forearm can be placed on the elbow support body 4 and moved with the elbow, so that it automatically adjusts to a comfortable position within a range of ±30 degrees, and the limiting block prevents excessive rotation; the breathable silicone pad layer 22 on the elbow support body 4 provides comfortable support and reduces fatigue.

[0033] The present invention and its embodiments have been described above. This description is not restrictive, and the specific embodiments shown are only one of the embodiments of the present invention. The actual structure is not limited to this. In short, if a person skilled in the art is inspired by this description and designs a similar structure and embodiment without departing from the inventive spirit of the present invention, such design should fall within the protection scope of the present invention.

Claims

1. A height-adjustable elbow rest bracket for a school desk, characterized in that: It includes a fixed base (1) for detachable connection with the edge of the desk, a lifting column (2), an elbow support mounting base (3) and an elbow support body (4); The lifting column (2) is vertically positioned above the fixed base (1), and its interior is provided with an axially extending slide groove (5). One side of the elbow support mounting base (3) is slidably engaged with the slide groove (5) via a sliding component (6); The elbow support mounting base (3) has a U-shaped movable groove (7) above it, and a rotating seat (8) is provided on the side of the elbow support mounting base (3) near the sliding component (6). The bottom of the elbow support body (4) is rotatably connected to the movable groove (7), and one side of the elbow support body (4) is horizontally rotated ±30 degrees with the rotating seat (8).

2. The desk elbow rest height adjustment bracket according to claim 1, characterized in that: The fixed base (1) includes a C-shaped clamping part (9) and an anti-slip rubber pad (10) located inside the clamping part. An adjusting bolt (11) adapted to the thickness of the desk is provided on one side of the clamping part.

3. The desk elbow rest height adjustment bracket according to claim 1, characterized in that: The sliding assembly (6) includes a linear guide rail (12) disposed in the slide groove (5) and a slider (13) fixedly connected to the elbow support mounting base (3). The slider (13) has a T-shaped cross-section inside the linear guide rail (12).

4. The desk elbow rest height adjustment bracket according to claim 3, characterized in that: The slider (13) is provided with elastic locking mechanisms on both sides. The elastic locking mechanisms include an exposed pressing part (14) and movable blocks (15) symmetrically arranged inside the slider (13). The bottom of the movable block (15) is slidably connected to the slider (13) through a first return spring (16), and one side of the movable block (15) is slidably connected to the pressing part (14) through a toggle block (17). The bottom of the pressing part (14) is slidably connected to the inside of the slider (13) through a second return spring (18).

5. The desk elbow rest height adjustment bracket according to claim 4, characterized in that: The paddle (17) is located at one end of the movable block (15) near the tail, and the top of the paddle (17) is a guide surface (19) inclined at 45-60 degrees. The inner side of the pressing part (14) is provided with an inclined surface that matches the contact surface of the top of the paddle (17). The width of the paddle (17) at the guide surface (19) is greater than or equal to the sliding distance of the paddle (17).

6. The desk elbow rest height adjustment bracket according to claim 4, characterized in that: The slide (5) is provided with a plurality of positioning slots (20) corresponding to the movable block (15).

7. The desk elbow rest height adjustment bracket according to claim 4, characterized in that: The lifting column (2) has a corresponding adjustment groove (21) on one side at the pressing part (14).

8. The desk elbow rest height adjustment bracket according to claim 1, characterized in that: The upper surface of the elbow support body (4) is provided with a breathable silicone pad layer (22).

9. The desk elbow rest height adjustment bracket according to claim 1, characterized in that: The rotating seat (8) is provided with a fan-shaped rotating groove (23) at the connection between it and the elbow support body (4). The angle of the fan-shaped part of the rotating groove (23) is 90 degrees. A limiting block is provided on one side of the elbow support body (4) inside the rotating groove (23). The limiting block matches the shape inside the rotating groove (23) and the limiting block is a 30-degree fan-shaped structure.

Images