Low-friction spiral adjusting foot

Abstract

The utility model relates to the technical field of adjusting feet, in particular to a low-friction spiral adjusting foot which comprises a screw tube, a connecting plate is arranged at the top end of the screw tube, a screw rod is arranged at the bottom of the screw tube, the screw rod is in threaded connection with the screw tube, a protruding block is arranged on the screw rod, a connecting seat is arranged at the bottom end of the screw rod, and a base is arranged at the bottom end of the connecting seat. A through groove is formed in the top end of the connecting base, through the arrangement of a bearing in the connecting base, the base cannot rotate together when the screw rod rotates and is adjusted, so that the base cannot rotate relative to the ground, sliding friction force cannot be generated, adjustment is easier and more labor-saving, friction loss of the base is reduced, and the service life of the base is prolonged. And through the arrangement of a threaded rod and a nut, after the screw rod is adjusted, the nut is rotated, so that the nut is moved to the bottom of the screw tube, and the screw tube is limited to a certain degree through the nut, so that the stability of the screw tube after adjustment is improved, and the screw tube is not prone to loosening or rotating.

Description

Technical Field

[0001] The utility model relates to the technical field of adjusting feet, in particular to a low-friction spiral adjusting foot. Background Art

[0002] The spiral adjustment foot (also called adjustment foot, level adjustment foot, level adjustment foot cup, height adjustment foot bolt, etc.) is a component that uses threads to adjust the height. Its main function is to adjust the height, level, and tilt of the equipment to ensure that the equipment can remain stable and balanced under different ground conditions.

[0003] When the existing spiral adjustment foot is in use, when the height of the adjustment foot is adjusted, the base will also rotate along with the adjustment process and rotate relative to the ground, generating a large sliding friction force, increasing the torque of twisting the adjustment bolt, increasing the difficulty of leveling, and causing certain wear on the base. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a low-friction spiral adjusting foot.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-friction spiral adjustment foot, comprising a screw tube, a connecting plate is provided at the top of the screw tube, a screw is provided at the bottom of the screw tube, the screw and the screw tube are threadedly connected, a protruding block is provided on the screw, a connecting seat is provided at the bottom of the screw, a base is provided at the bottom of the connecting seat, a through groove is provided in the top of the connecting seat, a bearing is provided inside the through groove, the bottom end of the screw is located inside the through groove, the outer wall of the screw is rotatably connected with the inner wall of the bearing, a sliding groove is provided inside the top of the protruding block, threaded rods are provided on both sides of the top of the protruding block, a sliding block is provided at the bottom of the threaded rod, the sliding block is slidably arranged in the sliding groove, through holes are provided on both sides of the bottom end of the screw tube, the top of the threaded rod is slidably arranged in the through hole, a nut is provided on the threaded rod, and the nut and the threaded rod are threadedly connected.

[0008] Furthermore, the utility model is improved in that a roller is arranged at the bottom end of the sliding block, and the roller is slidably arranged inside the sliding groove.

[0009] Furthermore, the utility model is improved in that a reinforcing plate is provided between the connecting seat and the base, and a plurality of reinforcing plates are provided and are evenly arranged between the base and the connecting seat.

[0010] Furthermore, the utility model is improved in that the spiral tube and the connecting plate are connected by welding, and the spiral tube, the connecting plate, the screw rod, the raised block, the base and the connecting seat are all provided with an anti-corrosion layer.

[0011] Furthermore, the utility model is improved in that the raised block is fixedly connected to the screw rod, and anti-slip patterns are arranged on the outer surface of the raised block.

[0012] Furthermore, the utility model is improved in that a gasket is provided at the bottom end of the base, and the gasket is made of rubber.

[0013] Furthermore, the utility model is improved in that a rubber pad is provided on the top surface of the nut.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a low-friction spiral adjustment foot, which has the following beneficial effects:

[0016] The low-friction spiral adjustment foot is connected to a bearing arrangement inside the seat so that the base does not rotate together with the screw when it is rotated for adjustment. In this way, the base does not rotate relative to the ground, and thus no sliding friction is generated, making the adjustment easier and more labor-saving, and reducing the friction loss of the base. Furthermore, through the arrangement of the threaded rod and the nut, when the screw is adjusted, the nut is rotated to move to the bottom of the screw tube, and the screw tube is limited to a certain position by the nut, thereby improving the stability of the screw tube after adjustment is completed, so that it will not easily become loose or rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 Schematic diagram of the disassembled structure;

[0019] Figure 3 For this utility model Figure 2 A side view structural schematic diagram of;

[0020] Figure 4 For this utility model Figure 2 Schematic diagram of the structure at the middle base;

[0021] In the figure: 1. screw tube; 2. connecting plate; 3. screw rod; 4. raised block; 5. threaded rod; 6. nut; 7. connecting seat; 8. base; 9. bearing; 10. slider; 11. through hole; 12. slide groove; 13. through groove; 14. reinforcement plate. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 , a low-friction spiral adjustment foot, comprising a screw tube 1, a connecting plate 2 is provided at the top of the screw tube 1, a screw rod 3 is provided at the bottom of the screw tube 1, the screw rod 3 is threadedly connected to the screw tube 1, a protruding block 4 is provided on the screw rod 3, a connecting seat 7 is provided at the bottom of the screw rod 3, a base 8 is provided at the bottom of the connecting seat 7, a through groove 13 is provided in the top of the connecting seat 7, a bearing 9 is provided inside the through groove 13, the bottom end of the screw rod 3 is located inside the through groove 13, the outer wall of the screw rod 3 is rotatably connected to the inner wall of the bearing 9, a slide groove 12 is provided inside the top of the protruding block 4, threaded rods 5 are provided on both sides of the top of the protruding block 4, a slider 10 is provided at the bottom of the threaded rod 5, the slider 10 is slidably arranged in the slide groove 12, through holes 11 are provided on both sides of the bottom end of the screw tube 1, the top of the threaded rod 5 is slidably arranged in the through hole 11, a nut 6 is provided on the threaded rod 5, and the nut 6 is threadedly connected to the threaded rod 5.

[0024] In actual use of the above structure, the connecting plate 2 is first installed at the bottom of the designated device and supported by the base 8. When the screw tube 1 needs to be adjusted, the protruding block 4 is first rotated manually or with a tool so that the protruding block 4 drives the screw rod 3 to rotate, and the rotation of the screw rod 3 drives the screw tube 1 to rise, thereby completing the adjustment of the screw tube 1. In the adjustment process, the screw rod 3 is provided with the bearing 9 inside the connecting seat 7, so that the base 8 does not rotate together when the screw rod 3 rotates, so that the base 8 does not rotate relative to the ground, thereby not producing The sliding friction force is generated, making it easier and more labor-saving to adjust, and the friction loss of the base 8 is reduced. When the protruding block 4 drives the screw rod 3 to rotate, the threaded rod 5 slides in the slide groove 12 in the protruding block 4 through the slider 10, so that the threaded rod 5 is always located in the through holes 11 on both sides of the bottom end of the screw tube 1. When the height adjustment of the screw tube 1 is completed, the nut 6 is rotated again to make the nut 6 rotate on the threaded rod 5, and the nut 6 is rotated to the bottom of the screw tube 1, so that the nut 6 limits the screw tube 1 to a certain extent, thereby ensuring the stability of the screw tube 1 after adjustment, and being more practical.

[0025] In this embodiment, a roller is disposed at the bottom end of the slider 10 , and the roller is slidably disposed inside the slide groove 12 , thereby improving the smoothness of the slider 10 sliding in the slide groove 12 .

[0026] In this embodiment, a reinforcing plate 14 is provided between the connecting seat 7 and the base 8 . A plurality of reinforcing plates 14 are provided and are evenly arranged between the base 8 and the connecting seat 7 , thereby improving the stability of the connection between the connecting seat 7 and the base 8 .

[0027] In this embodiment, the screw tube 1 and the connecting plate 2 are connected by welding, and the screw tube 1, the connecting plate 2, the screw rod 3, the protruding block 4, the base 8 and the connecting seat 7 are all provided with an anti-corrosion layer, which improves the durability of the adjusting foot itself.

[0028] In this embodiment, the protruding block 4 is fixedly connected to the screw rod 3 , and anti-skid patterns are arranged on the outer surface of the protruding block 4 , thereby improving the anti-skid effect of the protruding block 4 .

[0029] In this embodiment, a gasket is provided at the bottom end of the base 8. The gasket is made of rubber material, which improves the anti-slip property of the base 8 after being placed.

[0030] In this embodiment, a rubber pad is provided on the top surface of the nut 6 to improve the use effect of the nut 6.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A low friction spiral adjustment foot, characterized in that: The invention comprises a screw tube (1), wherein a connecting plate (2) is arranged at the top of the screw tube (1), a screw rod (3) is arranged at the bottom of the screw tube (1), the screw rod (3) is threadedly connected to the screw tube (1), a protrusion block (4) is arranged on the screw rod (3), a connecting seat (7) is arranged at the bottom of the screw rod (3), a base (8) is arranged at the bottom of the connecting seat (7), a through groove (13) is arranged at the top of the connecting seat (7), a bearing (9) is arranged inside the through groove (13), the bottom of the screw rod (3) is located inside the through groove (13), and the screw rod (8) is arranged at the bottom of the screw rod (3). 3) The outer wall is rotatably connected to the inner wall of the bearing (9); a slide groove (12) is arranged inside the top of the protruding block (4); threaded rods (5) are arranged on both sides of the top of the protruding block (4); a slider (10) is arranged at the bottom of the threaded rod (5); the slider (10) is slidably arranged inside the slide groove (12); through holes (11) are arranged on both sides of the bottom of the screw tube (1); the top of the threaded rod (5) is slidably arranged inside the through hole (11); a nut (6) is arranged on the threaded rod (5); and the nut (6) is threadedly connected to the threaded rod (5).

2. A low friction spiral adjustment foot according to claim 1, characterized in that: A roller is provided at the bottom end of the sliding block (10), and the roller is slidably arranged inside the sliding groove (12).

3. A low friction spiral adjustment foot according to claim 2, characterized in that: A reinforcing plate (14) is provided between the connecting seat (7) and the base (8), and a plurality of reinforcing plates (14) are provided and are evenly arranged between the base (8) and the connecting seat (7).

4. A low friction spiral adjustment foot according to claim 3, characterized in that: The spiral tube (1) and the connecting plate (2) are connected by welding, and the spiral tube (1), the connecting plate (2), the screw rod (3), the raised block (4), the base (8) and the connecting seat (7) are all provided with an anti-corrosion layer.

5. The low-friction spiral adjustment foot according to claim 4, characterized in that: The raised block (4) is fixedly connected to the screw rod (3), and anti-slip patterns are arranged on the outer surface of the raised block (4).

6. The low-friction spiral adjustment foot according to claim 5, characterized in that: A gasket is provided at the bottom end of the base (8), and the gasket is made of rubber.

7. The low-friction spiral adjustment foot according to claim 6, characterized in that: A rubber pad is arranged on the top surface of the nut (6).

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