CN212536398U

CN212536398U - High-strength hexagonal flange locknut

Info

Publication number: CN212536398U
Application number: CN202021893156.4U
Authority: CN
Inventors: 黄震凯; 姚海威; 陆朋鹰; 金佳峰
Original assignee: Haiyan Weishi Standard Parts Co ltd
Current assignee: Haiyan Weishi Standard Parts Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-02-12
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a high strength hexagon flange locknut, including main nut, vice nut, oppression pole, screw hole, spacing groove, main nut's bottom is fixed with a gasket, and main nut is regular hexagon prism shape, main nut's top is equipped with a vice nut, and vice nut and main nut are located same vertical axis, vice nut's lower extreme is equipped with the screw hole of the vertical setting of a plurality of, and the screw hole only is at the lower extreme opening, main nut's upper end is equipped with the spacing groove of a plurality of and screw hole one-to-one, and the degree of depth of screw hole is greater than the degree of depth of spacing groove, the upper portion of oppression pole is twisted in the screwed hole, and the lower part of oppression pole inserts the spacing groove. The utility model discloses a set up the oppression pole between main nut and vice nut for the oppression pole can apply decurrent power to main nut at the in-process of twisting downwards, applys ascending power to vice nut, makes the frictional force increase between main nut and vice nut and the screw rod, has improved locking effect.

Description

High-strength hexagonal flange locknut

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of standard component, especially locknut's technical field.

[ background of the invention ]

The nut is a common standard component, is widely applied and is applied to various fields. The flange locknut is needed to be used in certain occasions with higher locking requirements, the using effect of the existing locknut is not ideal enough, and the locking performance cannot meet the requirements well.

[ Utility model ] content

The utility model aims at solving the problem in the prior art, providing a high strength hexagon flange lock nut, can make the nut have better locking performance.

For realizing above-mentioned purpose, the utility model provides a high strength hexagon flange locknut, including main nut, vice nut, oppression pole, screw hole, spacing groove, main nut's bottom is fixed with a gasket, and main nut is regular hexagon prism shape, main nut's top is equipped with a vice nut, and vice nut and main nut are located same vertical axis, vice nut's lower extreme is equipped with the screw hole of the vertical setting of a plurality of, and the screw hole is only at the lower extreme opening, main nut's upper end is equipped with the spacing groove of a plurality of and screw hole one-to-one, and the degree of depth of screw hole is greater than the degree of depth of spacing groove, the upper portion of oppression pole is twisted in the threaded hole, and the lower part of oppression pole inserts the spacing inslot.

Preferably, the auxiliary nut is composed of a nut main body and auxiliary blocks, the nut main body is in a regular hexagonal prism shape, the upper end of the nut main body is fixedly provided with the auxiliary blocks, the auxiliary blocks correspond to the threaded holes one to one, and the upper ends of the threaded holes are located in the auxiliary blocks.

Preferably, the pressing rod consists of a threaded rod, a screwing disc and a polished rod, the threaded rod is fixed at the upper end of the screwing disc, the polished rod is fixed at the lower end of the screwing disc, and the threaded rod, the screwing disc and the polished rod are located on the same vertical axis.

Preferably, the screwing disc is in the shape of a regular hexagon prism, the diameter of an inscribed circle of the screwing disc is larger than the diameter of the threaded rod, and the diameter of an inscribed circle of the screwing disc is larger than the diameter of the polished rod.

Preferably, the length of the threaded rod is greater than that of the threaded hole, the length of the polished rod is greater than the depth of the limiting groove, the diameter of the polished rod is equal to the outer diameter of the limiting groove, and lubricating oil or lubricating grease is smeared on the inner wall of the limiting groove.

Preferably, the gasket and the nut are of an integrated structure, and a plurality of anti-skid grains are arranged on the lower end face of the gasket.

Preferably, the number of the limiting grooves is 2-6, and the limiting grooves are uniformly distributed around the axis of the main nut.

The utility model has the advantages that: the compression rod is arranged between the main nut and the auxiliary nut, so that the compression rod can apply downward force to the main nut in the downward screwing process and apply upward force to the auxiliary nut, the friction force between the main nut and the auxiliary nut and the screw rod is increased, and the anti-loosening effect is improved; the arrangement of the twisting disc enables the pressing rod to be convenient to twist.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front view of the high-strength hexagon flange locknut of the present invention.

In the figure: 1-main nut, 2-auxiliary nut, 3-compression rod, 10-limit groove, 11-gasket, 12-anti-skid thread, 20-threaded hole, 25-nut main body, 26-auxiliary block, 31-threaded rod, 32-twisting disk and 33-polished rod.

[ detailed description ] embodiments

Referring to fig. 1, the utility model relates to a high-strength hexagonal flange locknut, including main nut 1, vice nut 2, oppression pole 3, screw hole 20, spacing groove 10, the bottom of main nut 1 is fixed with a gasket 11, and main nut 1 is regular hexagonal prism shape, main nut 1's top is equipped with a vice nut 2, and vice nut 2 is located same vertical axis with main nut 1, the lower extreme of vice nut 2 is equipped with a plurality of vertical arrangement screw hole 20, and screw hole 20 is only in the lower extreme opening, main nut 1's upper end is equipped with a plurality of spacing grooves 10 that correspond to screw hole 20 one-to-one, and the degree of depth of screw hole 20 is greater than the degree of depth of spacing groove 10, the upper portion of oppression pole 3 is twisted in screw hole 20, and the lower part of oppression pole 3 inserts in spacing groove 10, vice nut 2 comprises nut main part 25 and auxiliary block 26, and nut main part 25 is regular hexagonal prism shape, the upper end of the nut main body 25 is fixed with a plurality of auxiliary blocks 26, the auxiliary blocks 26 correspond to the threaded holes 20 one by one, the upper end of the threaded hole 20 is positioned in the auxiliary blocks 26, the pressing rod 3 is composed of a threaded rod 31, a screwing disc 32 and a polished rod 33, the upper end of the screwing disc 32 is fixed with the threaded rod 31, the lower end of the screwing disc 32 is fixed with the polished rod 33, the threaded rod 31, the screwing disc 32 and the polished rod 33 are positioned on the same vertical axis, the screwing disc 32 is in a regular hexagonal prism shape, the diameter of an inscribed circle of the screwing disc 32 is larger than that of the threaded rod 31, the diameter of the inscribed circle of the screwing disc 32 is larger than that of the polished rod 33, the length of the threaded rod 31 is larger than that of the threaded hole 20, the length of the polished rod 33 is larger than the depth of the limiting groove 10, the diameter of the polished rod 33 is equal to the outer diameter of the limiting, the lower end face of the gasket 11 is provided with a plurality of anti-slip threads 12, the number of the limiting grooves 10 is 2-6, and the limiting grooves 10 are uniformly distributed around the axis of the main nut 1.

The utility model discloses the working process:

the utility model relates to a high strength hexagon flange locknut, in the course of working, oppression pole 3 sets up between main nut 1 and auxiliary nut 2, make oppression pole 3 can exert the downward force to main nut 1 in the course of screwing down, exert the upward force to auxiliary nut 2, make the frictional force between main nut 1 and auxiliary nut 2 and the screw rod increase, improved the locking effect; the provision of the screwing disk 32 facilitates the screwing of the pressure bar 3.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a high strength hexagon flange locknut which characterized in that: including main nut (1), vice nut (2), oppression pole (3), screw hole (20), spacing groove (10), the bottom of main nut (1) is fixed with a gasket (11), and main nut (1) is regular hexagonal prism shape, the top of main nut (1) is equipped with one vice nut (2), and vice nut (2) are located same vertical axis with main nut (1), the lower extreme of vice nut (2) is equipped with screw hole (20) of the vertical setting of a plurality of, and screw hole (20) are only at the lower extreme opening, the upper end of main nut (1) is equipped with spacing groove (10) of a plurality of and screw hole (20) one-to-one, and the degree of depth of screw hole (20) is greater than the degree of depth of spacing groove (10), the upper portion of oppression pole (3) is twisted in screw hole (20), and the lower part of oppression pole (3) inserts in spacing groove (10).

2. The high-strength hexagonal flange locknut of claim 1, wherein: the auxiliary nut (2) is composed of a nut main body (25) and auxiliary blocks (26), the nut main body (25) is in a regular hexagonal prism shape, a plurality of auxiliary blocks (26) are fixed to the upper end of the nut main body (25), the auxiliary blocks (26) correspond to the threaded holes (20) one to one, and the upper ends of the threaded holes (20) are located in the auxiliary blocks (26).

3. The high-strength hexagonal flange locknut of claim 1, wherein: oppression pole (3) comprise threaded rod (31), twist driving disk (32) and polished rod (33), and the upper end of twisting driving disk (32) is fixed with threaded rod (31), and the lower extreme of twisting driving disk (32) is fixed with polished rod (33), and threaded rod (31), twisting driving disk (32), polished rod (33) are located same vertical axis.

4. A high strength hexagonal flange locknut as claimed in claim 3, wherein: the twisting disk (32) is in a regular hexagonal prism shape, the diameter of an inscribed circle of the twisting disk (32) is larger than that of the threaded rod (31), and the diameter of the inscribed circle of the twisting disk (32) is larger than that of the polished rod (33).

5. A high strength hexagonal flange locknut as claimed in claim 3, wherein: the length of the threaded rod (31) is greater than that of the threaded hole (20), the length of the polished rod (33) is greater than the depth of the limiting groove (10), the diameter of the polished rod (33) is equal to the outer diameter of the limiting groove (10), and lubricating oil or lubricating grease is smeared on the inner wall of the limiting groove (10).

6. The high-strength hexagonal flange locknut of claim 1, wherein: the gasket (11) and the nut are of an integrated structure, and a plurality of anti-skid grains (12) are arranged on the lower end face of the gasket (11).

7. The high-strength hexagonal flange locknut of claim 1, wherein: the number of the limiting grooves (10) is 2-6, and the limiting grooves (10) are uniformly distributed around the axis of the main nut (1).