CN219062211U

CN219062211U - Antitheft nut for iron tower

Info

Publication number: CN219062211U
Application number: CN202320003478.4U
Authority: CN
Inventors: 刘永琴; 张远洋; 张思祥
Original assignee: Anhui Quanyuan Standard Parts Co ltd
Current assignee: Anhui Quanyuan Standard Parts Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-05-23
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses an anti-theft nut for an iron tower, wherein the cross section of the anti-theft nut body is of a circular ring structure, the longitudinal section of the anti-theft nut body is of a convex structure, the radial dimension of the upper end of the anti-theft nut body is smaller than that of the lower end of the anti-theft nut body, grooves are symmetrically formed in the outer side wall of the upper end of the anti-theft nut body, a nut mounting assembly is sleeved at the upper end of the anti-theft nut body, an anti-theft bolt is connected with the inner thread of the anti-theft nut body, the nut mounting assembly comprises an outer hexagonal mounting ring, and insertion holes are formed in the outer side wall of the outer hexagonal mounting ring. The anti-theft nut is provided with the anti-theft nut body, and the possibility that the anti-theft nut is screwed by screwing force in different degrees is reduced through the convex and annular nut structure and the conical surface of the bolt head, so that the anti-theft nut cannot be disassembled by others by using a disassembling tool except for non-professional matched tools, the safety of the anti-theft nut is improved, and the integrity of outdoor public facilities such as iron towers is protected.

Description

Antitheft nut for iron tower

Technical Field

The utility model relates to the technical field of anti-theft nuts, in particular to an anti-theft nut for an iron tower.

Background

The loss of public facilities and personal safety caused by looseness or artificial theft damage of the connection parts of mechanical parts in China can reach hundreds of millions of yuan each year, and the antitheft nut has great influence on the health running of national economy, belongs to the latest product with excellent antitheft performance in the twenty-first century, and is mainly used for series products of looseness prevention and antitheft of the connection fastening parts of mechanical parts.

When the fastening nut in the prior art is used for fastening iron tower structural members of field facilities such as a power system, a communication system and a highway, the simple hexagonal structure is easy to violently disassemble the nut bolt by other people by using a spanner or other special tools and steal the iron tower structural members, so that the functions of the iron tower facilities are damaged, and the influence of immeasurable influence is caused;

the existing anti-theft nut mostly adopts the form of built-in balls, when the nut is unscrewed, the radial size of a blind groove is gradually reduced, the balls are clamped in threads, the nut cannot be unscrewed, and the anti-theft effect is achieved, however, under the condition, the non-detachability of the anti-theft nut is also caused, especially the iron tower is constructed in field facilities, the iron tower is corroded by natural factors for a long time, and workers cannot detach and replace the structural elements well when the structural elements are damaged, so that the working difficulty and the working efficiency of the workers are definitely improved.

Therefore, the utility model designs the anti-theft nut for the iron tower to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide an anti-theft nut for an iron tower, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an antitheft nut for iron tower, including antitheft nut body, its characterized in that: the cross section of the anti-theft nut body is of a circular ring structure, the longitudinal section of the anti-theft nut body is of a convex structure, the radial dimension of the upper end of the anti-theft nut body is smaller than that of the lower end of the anti-theft nut body, grooves are symmetrically formed in the outer side wall of the upper end of the anti-theft nut body, a nut mounting assembly is sleeved at the upper end of the anti-theft nut body, and an anti-theft bolt is connected with the inner thread of the anti-theft nut body;

the nut installation component includes outer hexagonal collar, the jack has been seted up on the lateral wall of outer hexagonal collar, and is provided with the bolt in the jack, the bolt is kept away from the one end of theftproof nut body axis and is provided with the pull block.

Through the technical proposal, the ring structure can prevent the disassembly tools such as a wrench from unscrewing and disassembling the anti-theft nut body, the convex structure facilitates the better joint anti-theft nut body of the outer hexagonal mounting ring, the groove is used for corresponding to the bolt and joint and clamping, a screwing stress point is provided for the disassembly anti-theft nut body, the hexagonal structure of the outer side wall of the outer hexagonal mounting ring facilitates the screwing up and unscrewing operations of the tool, the outer hexagonal mounting ring and the anti-theft nut body are clamped in a mode of inserting the bolt into the groove, the outer hexagonal mounting ring can disassemble the anti-theft nut body, the pull block provides a stress point for a worker to pull out the bolt,

preferably, the pull block is connected with the nut installation assembly through a tension spring, and the tension spring is sleeved on the bolt.

Through the technical scheme, the tension spring has the functions of guiding and limiting the displacement of the inserting pin.

Preferably, the anti-theft bolt comprises a bolt head, a stud is arranged on one side of the bolt head, close to the anti-theft nut body, and an axial thread is arranged on the outer side wall of the stud.

Through the technical scheme, the bolt is in threaded connection with the anti-theft nut body through the stud and the axial threads.

Preferably, the inner diameter of the outer hexagonal mounting ring corresponds to the outer diameter of the upper end of the anti-theft nut body.

Through above-mentioned technical scheme, make laminating more between outer hexagonal collar and the theftproof nut body, reduce the too big and make the installation appear rocking in the space, improve the stability of installation.

Preferably, one end of the bolt, which is close to the central axis of the anti-theft nut body, is provided with an inclined surface, and the outer diameter of one end of the inclined surface of the bolt corresponds to the inner diameter of the groove.

Through above-mentioned technical scheme, when installing outer hexagonal collar to the theftproof nut body, the inclined plane of bolt and theftproof spiral shell female parent body contact and slip, and the bolt displacement keeps away from the theftproof nut axis, makes the installation more convenient, and inclined plane end external diameter is corresponding with the recess internal diameter, makes to be connected between outer hexagonal collar and the theftproof nut body more stable, can not appear rocking because the space is too big.

Preferably, the outer side wall of the bolt head is a conical surface, and the radial dimension of the upper end of the bolt head is smaller than that of the lower end of the bolt head.

Through above-mentioned technical scheme, utilize the bolt head that the conical surface set up, prevent that conventional extracting tool from dismantling the bolt head, improve anti-theft security.

Compared with the prior art, the utility model has the beneficial effects that:

1. the anti-theft nut for the iron tower is provided with the anti-theft nut body, and the stressed plane on the nut body is reduced to the greatest extent through the convex and annular nut structure and the conical surface of the bolt head, so that other people cannot clamp and engage the anti-theft nut by using a spanner or other dismounting tools to screw, the possibility that the anti-theft nut is screwed by different degrees of screwing force is naturally reduced, the anti-theft nut cannot be dismounted by other people by using dismounting tools except for non-professional matched tools, the safety of the anti-theft nut is improved, and the integrity of outdoor public facilities such as iron towers is protected;

2. the anti-theft nut for the iron tower is provided with a nut installation component, the outer hexagonal installation ring is sleeved on the anti-theft nut body by pressing the outer hexagonal installation ring, a bolt on the outer hexagonal installation ring is influenced by the tension of a tension spring and is automatically inserted into a groove formed in the anti-theft nut body, so that the outer hexagonal installation ring is fixed with the anti-theft nut body, at the moment, the outer hexagonal installation ring is rotated by a tool, thereby driving the anti-theft nut body to rotate and fasten a fastened piece, and after the fastening is completed, the bolt is pulled out of the groove by a pull block, and the outer hexagonal installation ring is taken down; when the anti-theft nut body needs to be disassembled, the anti-theft nut body is operated in the same way, the outer hexagonal mounting ring is reversely rotated, so that the anti-theft nut is rotated, the anti-theft nut is taken down, more convenient installation and disassembly of the anti-theft nut for the iron tower are realized through the nut installation component, the defect that the anti-theft nut cannot be disassembled once installed is avoided, meanwhile, the iron tower structural member is also convenient to disassemble and replace more efficiently by a worker, the time cost of later maintenance is reduced, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic cross-sectional structural view of an anti-theft nut body and nut mounting assembly of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the present utility model;

fig. 3 is a schematic top view of the present utility model.

In the figure: 1. an antitheft nut body; 2. a nut mounting assembly; 201. an outer hexagonal mounting ring; 202. a plug pin; 203. pulling blocks; 204. a tension spring; 3. an anti-theft bolt; 301. a bolt head; 302. a stud; 303. axial threads.

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. 1-3, an embodiment of the present utility model is provided: the utility model provides an antitheft nut for iron tower, is including antitheft nut body 1, its characterized in that: the cross section of the anti-theft nut body 1 is of a circular ring structure, the longitudinal section of the anti-theft nut body 1 is of a convex structure, the radial dimension of the upper end of the anti-theft nut body 1 is smaller than that of the lower end, grooves are symmetrically formed in the outer side wall of the upper end of the anti-theft nut body 1, the upper end of the anti-theft nut body 1 is sleeved with a nut mounting assembly 2, and the inside of the anti-theft nut body 1 is in threaded connection with an anti-theft bolt 3;

the nut mounting assembly 2 comprises an outer hexagonal mounting ring 201, a jack is formed in the outer side wall of the outer hexagonal mounting ring 201, a plug 202 is arranged in the jack, and a pull block 203 is arranged at one end, away from the central axis of the anti-theft nut body 1, of the plug 202.

Referring to fig. 2 and 3, an embodiment of the present utility model is provided: the pull block 203 is connected with the nut installation assembly 2 through a tension spring 204, and the tension spring 204 is sleeved on the bolt 202.

Referring to fig. 2, an embodiment of the present utility model is provided: the antitheft bolt 3 comprises a bolt head 301, a stud 302 is arranged on one side of the bolt head 301 close to the antitheft nut body 1, and axial threads 303 are arranged on the outer side wall of the stud 302.

Referring to fig. 1 and 2, an embodiment of the present utility model is provided: the inner diameter of the outer hexagonal mounting ring 201 corresponds to the outer diameter of the upper end of the anti-theft nut body 1.

Referring to fig. 2, an embodiment of the present utility model is provided: one end of the bolt 202, which is close to the central axis of the anti-theft nut body 1, is provided with an inclined surface, and the outer diameter of one end of the inclined surface of the bolt 202 corresponds to the inner diameter of the groove.

Referring to fig. 2, an embodiment of the present utility model is provided: the outer side wall of the bolt head 301 is provided with a conical surface, and the radial dimension of the upper end of the bolt head 301 is smaller than that of the lower end.

Working principle: when the anti-theft nut is installed, the annular inner side wall of the outer hexagonal mounting ring is aligned with the upper end of the anti-theft nut body and inserted, as one end of the bolt, which is close to the central axis of the anti-theft nut body 1, is provided with an inclined surface, when the outer hexagonal mounting ring is inserted, the inclined surface of the bolt contacts with the anti-theft nut body and slides, the bolt slides and displaces in the direction away from the central axis of the anti-theft nut body, when the outer hexagonal mounting ring is inserted into a proper position, the bolt is inserted into the groove through the pulling force of the tension spring, so that the nut mounting assembly is clamped and fixed with the anti-theft nut, a stud on the anti-theft bolt is aligned with the internal nut of the anti-theft nut body, the outer hexagonal mounting ring is rotated, so that the anti-theft nut body is driven to rotate, a pull block in the nut mounting assembly is pulled out of the groove when the anti-theft nut body is rotated to a proper position, the nut mounting assembly is not fixed with the anti-theft nut, and then the nut mounting assembly is taken out, so that the anti-theft nut body is installed; when the anti-theft nut is disassembled, the anti-theft nut body is clamped by the nut mounting assembly in the same way, and the anti-theft nut body can be disassembled by reversely rotating and unscrewing the anti-theft nut body.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an antitheft nut for iron tower, including antitheft nut body (1), its characterized in that: the anti-theft nut comprises an anti-theft nut body (1), a nut mounting assembly (2) and an anti-theft bolt (3), wherein the cross section of the anti-theft nut body (1) is of a circular ring structure, the longitudinal section of the anti-theft nut body (1) is of a convex structure, the radial dimension of the upper end of the anti-theft nut body (1) is smaller than that of the lower end, grooves are symmetrically formed in the outer side wall of the upper end of the anti-theft nut body (1), and the nut mounting assembly (2) is sleeved at the upper end of the anti-theft nut body (1), and the anti-theft bolt (3) is connected with the inner thread of the anti-theft nut body (1);

the nut mounting assembly (2) comprises an outer hexagonal mounting ring (201), a jack is formed in the outer side wall of the outer hexagonal mounting ring (201), a plug pin (202) is arranged in the jack, and a pull block (203) is arranged at one end, far away from the central axis of the anti-theft nut body (1), of the plug pin (202).

2. The antitheft nut for iron towers according to claim 1, characterized in that: the pull block (203) is connected with the nut installation assembly (2) through a tension spring (204), and the tension spring (204) is sleeved on the bolt (202).

3. The antitheft nut for iron towers according to claim 1, characterized in that: the anti-theft bolt (3) comprises a bolt head (301), a stud (302) is arranged on one side, close to the anti-theft nut body (1), of the bolt head (301), and axial threads (303) are arranged on the outer side wall of the stud (302).

4. The antitheft nut for iron towers according to claim 1, characterized in that: the inner diameter of the outer hexagonal mounting ring (201) corresponds to the outer diameter of the upper end of the anti-theft nut body (1).

5. The antitheft nut for iron towers according to claim 1, characterized in that: one end of the bolt (202) close to the central axis of the anti-theft nut body (1) is an inclined plane, and the outer diameter of one end of the inclined plane of the bolt (202) corresponds to the inner diameter of the groove.

6. A theft prevention nut for iron towers according to claim 3, characterized in that: the outer side wall of the bolt head (301) is in conical surface arrangement, and the radial dimension of the upper end of the bolt head (301) is smaller than that of the lower end.