CN219733891U

CN219733891U - Fastener capable of effectively preventing loosening for power engineering

Info

Publication number: CN219733891U
Application number: CN202321107992.9U
Authority: CN
Inventors: 谢彬彬; 罗桂萍; 夏海伟; 曾红波; 万幸幸
Original assignee: Xinghua Kailide Stainless Steel Products Co ltd
Current assignee: Xinghua Kailide Stainless Steel Products Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-09-22
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a fastener capable of effectively preventing loosening for power engineering, which comprises a lower nut, a gasket and a clamping block, wherein when the fastener is used, firstly, a tool is used for forming a mounting hole on the inner wall of the gasket, then, a plurality of groups of locking teeth are formed on the outer wall of the gasket, then, the gasket is welded at the bottom end of the lower nut, then, the top end of a clamping groove block is formed, then, a tool is used for forming a fixing hole on the inner wall of the clamping groove block, a screw rod to be installed is inserted through the mounting hole formed in the inner wall of the gasket, the clamping block welded at the bottom end of an upper nut is clamped with the clamping groove block welded at the top end of the lower nut, the upper nut and the lower nut are conveniently locked through the clamping groove block and the clamping block, the whole nut is prevented from falling off, and the gasket and the locking teeth are used for adjusting the locking height of the whole nut so as to keep the surface of the whole nut parallel to an object, and the whole firmness is improved.

Description

Fastener capable of effectively preventing loosening for power engineering

Technical Field

The utility model relates to the technical field of nuts, in particular to a fastener capable of effectively preventing loosening for power engineering.

Background

The nut is a nut, and is a part which is screwed with a bolt or a screw rod to play a role in fastening.

The Chinese patent publication CN218817509U discloses a locking fastener, which relates to the technical field of connecting fasteners, and comprises a bolt and a nut, wherein a chute is formed in the bolt, a sliding block is connected in a sliding manner in the chute, an anti-loosening plate is arranged on the sliding block, a bump is arranged on the circumference of the nut, a groove matched with the bump is formed in the anti-loosening plate, and a movement structure for controlling the movement of the anti-loosening plate is arranged in the bolt;

according to the anti-loosening fastener, after the nut is screwed on the bolt, the anti-loosening plate is moved through the moving structure, so that the groove on the anti-loosening plate is propped against the convex block on the nut, and loosening of the nut caused by vibration rotation is avoided; to this end, we provide a fastener for power engineering that is effective in preventing loosening, to compensate for the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a fastener capable of effectively preventing loosening for power engineering, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a fastener that can effectively prevent not hard up for power engineering, includes lower nut, gasket and fixture block, the top welding of lower nut have the draw-in groove piece, and the fixed orifices has been seted up to the inner wall of draw-in groove piece, the inner wall of fixed orifices seted up the spacing groove, the inner wall of gasket set up the mounting hole, and the outer wall of gasket is provided with locking tooth, the inner wall of fixture block set up the constant head tank, and the top fixed mounting of fixture block has the upper nut.

As a further technical scheme of the utility model, the inner wall of the gasket and the inner wall of the lower nut are of an open-pore design, the caliber of the gasket is matched with that of the lower nut, and the gasket, the lower nut and the clamping groove block are integrally formed.

As a further technical scheme of the utility model, the locking teeth are distributed at equal intervals on the outer side of the gasket, and the sizes of the locking teeth are the same.

As a further technical scheme of the utility model, the upper nut is connected with the lower nut in a clamping way through the clamping block, the outer wall of the clamping block is matched with the inner wall of the clamping groove block in size, and the clamping block and the upper nut are integrally formed.

Compared with the prior art, the utility model has the beneficial effects that: through draw-in groove piece and the fixture block that set up, be convenient for lock last nut and lower nut like this, avoid whole nut to drop, when carrying out secondary locking with the object of whole nut and installation through gasket and the locking tooth that sets up, can adjust the locking height of whole nut through the gasket to keep parallel with object surface, improved holistic fastness.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of a fastener for electrical power engineering that is effective in preventing loosening in accordance with the present utility model;

FIG. 2 is a schematic top view of a fastener for electrical power engineering that is effective in preventing loosening according to the present utility model;

FIG. 3 is a schematic cross-sectional front view of a lower nut in a fastener for electrical power engineering that is effective in preventing loosening in accordance with the present utility model;

fig. 4 is a schematic top view of a gasket in a fastener for power engineering capable of effectively preventing loosening.

1, a lower nut in the figure; 2. a clamping groove block; 3. a fixing hole; 4. a limit groove; 5. a gasket; 6. a mounting hole; 7. locking teeth; 8. a clamping block; 9. a positioning groove; 10. and (5) installing a nut.

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. 1-4, the present utility model provides a technical solution: the utility model provides a fastener that can effectively prevent not hard up for power engineering, includes lower nut 1, gasket 5 and fixture block 8, and the top welding of lower nut 1 has draw-in groove piece 2, and fixed orifices 3 have been seted up to the inner wall of draw-in groove piece 2, and spacing groove 4 has been seted up to the inner wall of fixed orifices 3, and mounting hole 6 has been seted up to the inner wall of gasket 5, and the outer wall of gasket 5 is provided with locking tooth 7, and constant head tank 9 has been seted up to the inner wall of fixture block 8, and the top fixed mounting of fixture block 8 has last nut 10.

In this embodiment, the inner wall of the spacer 5 and the inner wall of the lower nut 1 are both designed as holes, the caliber of the spacer 5 is identical to the caliber of the lower nut 1, and the spacer 5, the lower nut 1 and the clamping groove block 2 are integrally formed.

In this embodiment, the locking teeth 7 are equally spaced on the outer side of the washer 5, and the size between each locking tooth 7 is the same.

In this embodiment, the upper nut 10 is engaged with the lower nut 1 through the clamping block 8, and the outer wall of the clamping block 8 is matched with the inner wall of the clamping groove block 2 in size, and the clamping block 8 and the upper nut 10 are integrally formed.

During use, firstly, a screw rod to be installed is inserted through an installation hole 6 formed in the inner wall of a gasket 5, the screw rod is screwed and fixed through a fixing hole 3 formed in the inner wall of a clamping groove block 2, then an upper nut 10 is inserted into the screw rod to be screwed and fixed, a clamping block 8 welded at the bottom end of the upper nut 10 is clamped with a clamping groove block 2 welded at the top end of a lower nut 1, the upper nut 10 and the lower nut 1 are conveniently locked through the clamping groove block 2 and the clamping block 8, the whole nut is prevented from falling off, the locking teeth 7 are covered on the surface of the lower nut 1 through a tool after the whole installation is completed, the whole nut and an installed object can be locked for the second time through the gasket 5, the locking height of the whole nut can be adjusted, so that the whole nut is kept parallel to the surface of the object, and the whole firmness is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fastener that can effectively prevent not hard up for power engineering which characterized in that: including lower nut (1), gasket (5) and fixture block (8), the top welding of lower nut (1) have draw-in groove piece (2), and fixed orifices (3) have been seted up to the inner wall of draw-in groove piece (2), the inner wall of fixed orifices (3) seted up spacing groove (4), the inner wall of gasket (5) set up mounting hole (6), and the outer wall of gasket (5) is provided with locking tooth (7), the inner wall of fixture block (8) set up constant head tank (9), and the top fixed mounting of fixture block (8) has last nut (10).

2. The fastener for electric power engineering capable of effectively preventing loosening as claimed in claim 1, wherein: the inner wall of the gasket (5) and the inner wall of the lower nut (1) are of an open-pore design, the caliber of the gasket (5) is matched with the caliber of the lower nut (1), and the gasket (5), the lower nut (1) and the clamping groove block (2) are integrally formed.

3. The fastener for electric power engineering capable of effectively preventing loosening as claimed in claim 1, wherein: the locking teeth (7) are distributed at equal intervals on the outer side of the gasket (5), and the size between the locking teeth (7) is the same.

4. The fastener for electric power engineering capable of effectively preventing loosening as claimed in claim 1, wherein: the upper nut (10) is connected with the lower nut (1) in a clamping way through the clamping block (8), the outer wall of the clamping block (8) is matched with the inner wall of the clamping groove block (2) in size, and the clamping block (8) and the upper nut (10) are integrally formed.