A desktop type power-assisted arm with adjustment function

Abstract

The utility model discloses a desktop type power assisting arm with adjusting function, including base, the upper end fixedly connected with support stand of base, the upper end of support stand is equipped with support rod, the upper end fixedly connected with damping connector of support rod. The utility model discloses through with support stand cooperation base is placed on the desktop, with support rod cooperation flange pipe base and connecting seat are fixed on support stand, and install damping connector on support rod, install and fix the support cross arm of the carbon fiber material of oval between damping connector and rotary joint, effectively improve the support stability of power assisting arm, improve power assisting arm use effect, through the lift control valve cooperation drive cylinder and rotary joint, adjust the bending angle of folding arm under the limiting effect of spacing rod and sliding limiter, and by vertical connector ensures that power assisting arm is always perpendicular to the desktop, and the hovering angle of power assisting arm is adjusted according to actual needs, and the practical effect is improved.

Description

Technical Field

[0001] This utility model relates to the field of desktop power assist arm technology, and in particular to a desktop power assist arm with adjustable function. Background Technology

[0002] A desktop screwdriver is a mechanical device used to improve the efficiency of screwing in screws. Its core design provides additional torque through a spring system. It mainly consists of two parts: a booster and a torque arm. Desktop screwdrivers typically include a spring mechanism that stores energy through elastic deformation. They are mainly used in desktop work environments, such as woodworking and mechanical repair.

[0003] Existing desktop assistive arms suffer from poor support stability during actual use, affecting their performance. Furthermore, they are not easy to adjust the hovering angle according to actual needs, resulting in poor practicality. This paper proposes an adjustable desktop assistive arm to solve the above problems. Utility Model Content

[0004] To address the shortcomings and defects in the existing technology, this utility model proposes a desktop assistive arm with an adjustable function, which solves the technical problems of poor support stability of the assistive arm in actual use, affecting the use effect of the assistive arm, and the inconvenience of adjusting the suspension angle of the assistive arm according to actual needs, resulting in poor practical effect.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A desktop power arm with adjustable function includes a base, a support column fixedly connected to the upper end of the base, a support rod provided at the upper end of the support column, a damping connector fixedly connected to the upper end of the support rod, two support cross arms fixedly connected to the damping connector, a rotary joint fixedly installed at the end of the two support cross arms away from the damping connector, a folding arm rotatably connected to the rotary joint, a vertical connector fixedly installed at the end of the folding arm away from the rotary joint, a lifting control valve fixedly installed at the end of the folding arm near the vertical connector, and an adjustment mechanism provided between the folding arm and the rotary joint.

[0007] Preferably, the upper end of the support column is provided with a connecting seat, and the upper end of the connecting seat near the four corners is provided with threaded holes. The upper end of the connecting seat is provided with a flange tube seat, and four fixing bolts are threaded through the flange tube seat. The four fixing bolts are respectively threaded to the four threaded holes, and the support rod is fixedly connected to the upper end of the flange tube seat.

[0008] Preferably, the connecting seat and the supporting column adopt a split structure, and both the flange pipe seat and the supporting rod are made of 45 steel with surface hardening and chrome plating.

[0009] Preferably, the cross-section of the support arm is elliptical, and the support arm is made of carbon fiber material.

[0010] Preferably, the adjustment mechanism includes two limiting rods fixedly connected between the vertical connector and the rotary joint. The two limiting rods are respectively arranged near the front and rear sides of the folding arm. The same sliding limiter is fixedly installed on the two limiting rods. A drive cylinder is fixedly installed on the sliding limiter. A rotary joint is fixedly installed on the free end of the piston rod of the drive cylinder. The rotary joint is rotatably connected to the rotary joint.

[0011] Preferably, the limiting rod and the folding arm are parallel and of equal length.

[0012] Compared with the prior art, the advantages of this utility model are as follows:

[0013] 1. By placing the support column and base on the table, fixing the support rod, flange pipe seat and connecting seat on the support column, and installing the damping connector on the support rod, the support cross arm made of elliptical carbon fiber material is installed and fixed between the damping connector and the rotary joint, which effectively improves the support stability of the assist arm and enhances the use effect of the assist arm.

[0014] 2. The bending angle of the folding arm is adjusted by the lifting control valve in conjunction with the drive cylinder and the rotating joint, under the limiting action of the limit rod and the sliding limiter. The vertical connector ensures that the assisting arm is always perpendicular to the table, which makes it easy to adjust the suspension angle of the assisting arm according to actual needs and improves the practical effect. Attached Figure Description

[0015] Figure 1 This is a perspective view of a desktop power arm with adjustable function proposed in this utility model, showing its multi-angle adjustment capability.

[0016] Figure 2 for Figure 1 A magnified view of a section at point A in the middle;

[0017] Figure 3 This is a schematic diagram of the support rod and damping connector of a desktop power arm with adjustable function proposed in this utility model.

[0018] Figure 4 This is a schematic diagram of the rotating joint of a desktop power arm with adjustable function proposed in this utility model.

[0019] Figure 5 This is a schematic diagram of the supporting crossarm of a desktop assistive arm with adjustable function proposed in this utility model.

[0020] In the diagram: 1. Base, 2. Support column, 3. Support rod, 4. Damping connector, 5. Support cross arm, 6. Rotary joint, 7. Folding arm, 8. Vertical connector, 9. Lifting control valve, 10. Connecting seat, 11. Threaded hole, 12. Flange pipe seat, 13. Fixing bolt, 14. Limiting rod, 15. Sliding limiter, 16. Drive cylinder, 17. Rotary joint. Detailed Implementation

[0021] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0023] Reference Figure 1-5 A desktop power arm with adjustable function includes a base 1, a support column 2 fixedly connected to the upper end of the base 1, a support rod 3 provided at the upper end of the support column 2, a connecting seat 10 at the upper end of the support column 2, threaded holes 11 near the four corners of the upper end of the connecting seat 10, and a flange seat 12 at the upper end of the connecting seat 10. Four fixing bolts 13 are threaded through the flange seat 12. The flange seat 12, together with the four fixing bolts 13, installs and fixes the support rod 3 to the upper end of the support column 2. It is worth noting that the power arm can be installed with the support column 2, or the support rod 3 and the flange seat 12 can be directly fixed to the desktop. The height of the support column 2 can be selectively manufactured. The four fixing bolts 13 are threaded into the four threaded holes 11 respectively. The support rod 3 is fixedly connected to the upper end of the flange seat 12. The connecting seat 10 and the supporting column 2 adopt a split structure. The flange pipe seat 12 and the supporting rod 3 are both made of 45 steel with surface hardening and chrome plating. The upper end of the supporting rod 3 is fixedly connected to a damping connector 4. The damping connector 4 is designed with mechanical structure to reduce vibration and buffer at the connection point, preventing damage to the connection point due to vibration or impact. Two supporting cross arms 5 are fixedly connected to the damping connector 4. The cross-section of the supporting cross arms 5 is elliptical and made of carbon fiber material. The two supporting cross arms 5 are installed and fixed on the damping connector 4, and the rotating joint 6 is installed and fixed at the end of the two supporting cross arms 5 away from the damping connector 4. By using the supporting cross arms 5 and the damping connector 4, in conjunction with the supporting cross arms 5 made of elliptical carbon fiber material, the support stability of the assisting arm is effectively improved, and the use effect of the assisting arm is improved.

[0024] Two supporting crossarms 5 are fixedly mounted with a rotary joint 6 at the end away from the damping connector 4. A folding arm 7 is rotatably connected to the rotary joint 6. A vertical connector 8 is fixedly mounted at the end of the folding arm 7 away from the rotary joint 6. The vertical connector 8 ensures that the assisting arm is always perpendicular to the tabletop, facilitating the handling of the tablet. The vertical protrusion on the vertical connector 8 facilitates the adapter's connection. A lifting control valve 9 is fixedly mounted at the end of the folding arm 7 near the vertical connector 8. The lifting control valve 9, in conjunction with the drive cylinder 16 and the rotary joint 6, adjusts the bending angle of the folding arm 7 under the limiting action of the limit rod 14 and the sliding limiter 15. An adjustment mechanism is provided between the folding arm 7 and the rotary joint 6. The adjustment mechanism includes... Two limiting rods 14 are fixedly connected between the vertical connector 8 and the rotary joint 6. The two limiting rods 14 are respectively set near the front and rear sides of the folding arm 7. The same sliding limiter 15 is fixedly installed on the two limiting rods 14. A drive cylinder 16 is fixedly installed on the sliding limiter 15. The drive cylinder 16, in conjunction with the limiting rods 14 and the sliding limiter 15, drives the folding arm 7 to rotate and adjust under the support of the rotary joint 6. It can also adjust a certain bending angle, so as to adjust the suspension angle of the assist arm according to actual needs and improve the practical effect. A rotating joint 17 is fixedly installed on the free end of the piston rod of the drive cylinder 16. The rotating joint 17 is rotatably connected to the rotary joint 6. The limiting rods 14 and the folding arm 7 are parallel and of equal length.

[0025] In this invention, the support column 2 and base 1 are placed on a table. The support rod 3, flange seat 12, and connecting seat 10 are fixed to the upper end of the support column 2. A damping connector 4 is installed on the support rod 3. Two support cross arms 5 are installed and fixed on the damping connector 4. A rotating joint 6 is installed and fixed at the end of the two support cross arms 5 away from the damping connector 4. The support cross arms 5 and damping connector 4, together with the support cross arms 5 made of elliptical carbon fiber material, effectively improve the support stability of the assist arm and enhance its performance. The lifting control valve 9, in conjunction with the drive cylinder 16 and rotating joint 6, adjusts the bending angle of the folding arm 7 under the limiting action of the limit rod 14 and sliding limiter 15. The vertical connector 8 ensures that the assist arm is always perpendicular to the table, facilitating the handling of the flat plate. The vertical protrusion on the vertical connector 8 facilitates the adapter transfer and allows for adjustment of the suspension angle of the assist arm according to actual needs, improving its practicality.

[0026] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A desktop assistive arm with adjustable function, comprising a base (1), characterized in that, The upper end of the base (1) is fixedly connected to a support column (2), the upper end of the support column (2) is provided with a support rod (3), the upper end of the support rod (3) is fixedly connected to a damping connector (4), the damping connector (4) is fixedly connected to two support cross arms (5), the two support cross arms (5) are fixedly installed with a rotating joint (6) at the end away from the damping connector (4), the rotating joint (6) is rotatably connected to a folding arm (7), the end of the folding arm (7) away from the rotating joint (6) is fixedly installed with a vertical connector (8), the end of the folding arm (7) close to the vertical connector (8) is fixedly installed with a lifting control valve (9), and an adjustment mechanism is provided between the folding arm (7) and the rotating joint (6).

2. The desktop assistive arm with adjustable function according to claim 1, characterized in that, The upper end of the support column (2) is provided with a connecting seat (10). The upper end of the connecting seat (10) near the four corners is provided with threaded holes (11). The upper end of the connecting seat (10) is provided with a flange pipe seat (12). Four fixing bolts (13) are provided through the flange pipe seat (12). The four fixing bolts (13) are threadedly connected to the four threaded holes (11) respectively. The support rod (3) is fixedly connected to the upper end of the flange pipe seat (12).

3. A desktop assistive arm with adjustable function according to claim 2, characterized in that, The connecting seat (10) and the supporting column (2) adopt a split structure. The flange pipe seat (12) and the supporting rod (3) are both 45 steel with surface hardening and chrome plating.

4. A desktop assistive arm with adjustable function according to claim 1, characterized in that, The cross-section of the support arm (5) is elliptical, and the support arm (5) is made of carbon fiber material.

5. A desktop assistive arm with adjustable function according to claim 1, characterized in that, The adjustment mechanism includes two limiting rods (14) fixedly connected between the vertical connector (8) and the rotary joint (6). The two limiting rods (14) are respectively located near the front and rear sides of the folding arm (7). The same sliding limiter (15) is fixedly installed on the two limiting rods (14). A drive cylinder (16) is fixedly installed on the sliding limiter (15). A rotary joint (17) is fixedly installed on the free end of the piston rod of the drive cylinder (16). The rotary joint (17) is rotatably connected to the rotary joint (6).

6. A desktop assistive arm with adjustable function according to claim 5, characterized in that, The limiting rod (14) and the folding arm (7) are parallel and of equal length.

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