CN220038084U

CN220038084U - Hand screw adjusting screw

Info

Publication number: CN220038084U
Application number: CN202320236883.0U
Authority: CN
Inventors: 林少龙
Original assignee: Dongguan Chaochanglong Hardware Products Co ltd
Current assignee: Dongguan Chaochanglong Hardware Products Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-11-17
Anticipated expiration: 2033-02-15

Abstract

The utility model relates to the technical field of screws, and particularly discloses a hand-screwed adjusting screw which comprises a bracket, wherein the annular outer surface of the bracket is fixedly connected with a first limiting block and a second limiting block; the adjusting component is positioned on the surface of the screw and can rotate the screw in different driving modes; the limiting component is located on the annular outer surface of the screw, a fulcrum is provided for the rotation of the screw shaft, a user can select three rotation modes of screwing a hand, a wrench and a screwdriver to rotate the screw under the action of the cardan shaft more than the use condition, so that the fixing effect is improved, the fixed fulcrum is provided for the screw, the contact area between the screw and the second limiting block is increased through the elastic piece, the fixing effect of the screw and the second limiting block is improved, the anti-loosening effect is achieved, the cardan shaft is arranged, and the user can rotate the fixing block from different directions under the action of the cardan shaft more than the force characteristic and the adopted tool, so that the screw is screwed by the hand.

Description

Hand screw adjusting screw

Technical Field

The utility model relates to the technical field of screws, in particular to a hand-screwed adjusting screw.

Background

The range of photographic equipment is wide, and in addition to well-known cameras, it mainly includes various zoom lenses, flash lamps, various purpose filters, camera bags, camera stands, soft light boxes, various lamp holders, reflecting plates, reflecting umbrellas, external photographing lamps, quartz lamps, lens covers, light shields, tripods, unipod, camera cleaning tools, shutter wires, and the like.

The photographic equipment always need to be fixed on the support from the ground certain height when shooing to change the fixed height of support and photographic equipment cooperation through adjusting screw, select best shooting height, current adjusting screw is most all can be accomplished the regulation through hand, but because the governing mode is hand, and hand is twisted the direction and is all generally perpendicular with the support, and the strength of hand is difficult to full play, leads to fixed effect not good, and for this reason, we propose a hand and twist adjusting screw.

Disclosure of Invention

The present utility model is directed to a hand-screwed adjusting screw to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the manual screwing adjusting screw comprises a bracket, wherein the annular outer surface of the bracket is fixedly connected with a first limiting block and a second limiting block, a screw is arranged in the first limiting block, and the screw is in threaded connection with the second limiting block;

the adjusting component is positioned on the surface of the screw and can rotate the screw in different driving modes;

the limiting assembly is positioned on the annular outer surface of the screw and provides a fulcrum for the rotation of the screw shaft.

Preferably, the adjusting component comprises a fixed block, the fixed block is fixedly connected with one end of the screw, the fixed block is of pentagonal structural design, and the edge is provided with a chamfer.

Preferably, a cross caulking groove is formed in one end, far away from the screw, of the fixing block.

Preferably, the thread pitch of the screw surface is 1.5 mm.

Preferably, the pitch of the screw surface is 0.8 mm.

Preferably, the adjusting assembly further comprises a cardan shaft fixedly connected between the screw and the fixing block.

Preferably, the limiting assembly comprises a limiting groove, the limiting groove is formed in the outer surface of the limiting block, the annular outer surface of the screw is fixedly connected with a limiting ring, and the limiting ring is located inside the limiting groove.

Preferably, the annular outer surface of the screw is fixedly connected with an elastic sheet, and the elastic sheet is made of beryllium bronze.

The utility model has at least the following beneficial effects:

through setting up the fixed block, the user can have the service conditions to select three kinds of rotation modes of hand to twist, spanner and bottle opener to rotate the screw, thereby increase fixed effect, through setting up spacing subassembly, provide fixed fulcrum for the screw, increase the area of contact of screw and stopper two through the shell fragment simultaneously, increase the fixed effect of screw and stopper two, play the effect of preventing loosening, through setting up the cardan shaft, the user can have the strength characteristics and the instrument of adoption rotate the fixed block from different directions under the effect of cardan shaft, be convenient for hand to twist the screw.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the adjusting assembly of the present utility model;

FIG. 3 is a schematic top view of a mounting block of the present utility model;

FIG. 4 is a schematic view of the sectional construction of the binding screw and the fixing block of the present utility model;

fig. 5 is a schematic structural view of a second embodiment of the present utility model.

In the figure: 1. a bracket; 2. an adjustment assembly; 20. a fixed block; 21. a cross caulking groove; 22. a universal shaft; 3. a limit component; 30. a limiting ring; 31. a spring plate; 4. a first limiting block; 40. a limit groove; 41. a second limiting block; 5. and (5) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the first embodiment is that the hand-screwed adjusting screw 5 comprises a bracket 1, wherein the annular outer surface of the bracket 1 is fixedly connected with a first limiting block 4 and a second limiting block 41, the screw 5 is arranged in the first limiting block 4, and the screw 5 is in threaded connection with the second limiting block 41;

the adjusting component 2 is positioned on the surface of the screw 5, and the screw 5 can be rotated in different driving modes;

the limiting component 3 is positioned on the annular outer surface of the screw 5, and provides a fulcrum for the rotation of the shaft of the screw 5.

The screw 5 is rotated by a spanner for a user, and the edges are provided with chamfers, so that the screw 5 is rotated by the hand of the user.

The end of the fixed block 20 far away from the screw 5 is provided with a cross caulking groove 21, a user can conveniently rotate the screw 5 by using the cross caulking groove 21, the screw 5 can be rotated by three methods, and the distance between the first limit block 4 and the second limit block 41 on the surface of the bracket 1 is adjusted to fix the bracket 1.

The screw pitch on the surface of the screw 5 is 1.5 mm, the screw 5 moves linearly by 1.5 mm when the fixed block 20 rotates once, and the clamping effect of the first limiting block 4 and the second limiting block 41 on the bracket 1 is convenient to adjust.

The screw pitch of the surface of the screw 5 is 0.8 millimeter, the fixed block 20 rotates once, and the screw 5 moves linearly by 0.8 millimeter, so that the screw 5 has better self-locking capability due to the short screw pitch.

According to the second embodiment, the adjusting assembly 2 further includes a universal shaft 22, the universal shaft 22 is fixedly connected between the screw 5 and the fixed block 20, and the user has more strength characteristics and adopts a tool to rotate the fixed block 20 from different directions under the action of the universal shaft 22.

The limiting assembly 3 comprises a limiting groove 40, the limiting groove 40 is formed in the outer surface of the first limiting block 4, the limiting ring 30 is fixedly connected to the annular outer surface of the screw 5, the limiting ring 30 is located inside the limiting groove 40, and when the screw 5 rotates, the limiting ring 30 guides the screw 5 inside the limiting groove 40 and simultaneously serves as a fulcrum for clamping the second limiting block 41.

The elastic sheet 31 is fixedly connected to the annular outer surface of the screw 5, the elastic sheet 31 is made of beryllium bronze, and the elastic sheet 31 deforms along with clamping of the first limiting block 4 and the second limiting block 41, so that the contact area between the screw 5 and the second limiting block 41 is increased, and the fixing effect is improved.

Claims

1. The utility model provides a hand screw, includes support (1), its characterized in that: the annular outer surface of the bracket (1) is fixedly connected with a first limiting block (4) and a second limiting block (41), a screw (5) is arranged in the first limiting block (4), and the screw (5) is in threaded connection with the second limiting block (41);

the adjusting component (2) is positioned on the surface of the screw (5), and the screw (5) can be rotated in different driving modes;

the limiting assembly (3) is positioned on the annular outer surface of the screw (5), and provides a fulcrum for the rotation of the shaft of the screw (5).

2. A hand-screwed set screw according to claim 1, wherein: the adjusting component (2) comprises a fixed block (20), the fixed block (20) is fixedly connected with one end of the screw (5), the fixed block (20) is of pentagonal structural design, and the edge of the fixed block is provided with a chamfer.

3. A hand-screwed set screw according to claim 2, wherein: a cross caulking groove (21) is formed in one end, far away from the screw (5), of the fixing block (20).

4. A hand-screwed set screw according to claim 1, wherein: the thread pitch of the surface of the screw (5) is 1.5 mm.

5. A hand-screwed set screw according to claim 1, wherein: the pitch of the surface of the screw (5) is 0.8 mm.

6. A hand-screwed set screw according to claim 2, wherein: the adjusting assembly (2) further comprises a universal shaft (22), and the universal shaft (22) is fixedly connected between the screw (5) and the fixed block (20).

7. A hand-screwed set screw according to claim 1, wherein: the limiting assembly (3) comprises a limiting groove (40), the limiting groove (40) is formed in the outer surface of the first limiting block (4), the annular outer surface of the screw (5) is fixedly connected with a limiting ring (30), and the limiting ring (30) is located inside the limiting groove (40).

8. A hand-screwed set screw according to claim 7, wherein: the annular outer surface of the screw (5) is fixedly connected with an elastic sheet (31), and the elastic sheet (31) is made of beryllium bronze.