CN220748766U

CN220748766U - High-torque precision nut

Info

Publication number: CN220748766U
Application number: CN202322360424.6U
Authority: CN
Inventors: 朱华君
Original assignee: Haiyan Huasheng Fasteners Co ltd
Current assignee: Haiyan Huasheng Fasteners Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-04-09
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses a high-torque precision nut, which belongs to the technical field of nuts and comprises a nut body, wherein a screw hole is formed in the middle of the nut body, a boss is integrally formed at the bottom end of the nut body, a convex ring is integrally formed at the top end of the nut body, a protective cover and two jackets are arranged above the nut body, the two jackets are positioned between the protective cover and the nut body, external threads are arranged on the outer wall of the convex ring, internal threads matched with the external threads of the outer wall of the convex ring are arranged on the inner walls of the two jackets and the protective cover, a flange is uniformly formed at the top end of the two jackets, external threads matched with the internal threads of the inner wall of the protective cover are arranged on the outer sides of the two flanges, a plurality of convex blocks are integrally formed on the outer walls of the two jackets and the protective cover, and a plurality of anti-skid grooves are formed on the convex blocks. The high-torque precision nut can block sundries such as dust and the like, and can prevent the nut body from dropping and losing.

Description

High-torque precision nut

Technical Field

The utility model belongs to the technical field of nuts, and particularly relates to a high-torque precision nut.

Background

Nuts, also known as nuts, are a type of fastening tool that has a hole in the center and threads on the inside of the hole, often in common with a screw of similar size, to fasten the associated joint. The parts for tightening the nuts and the bolts or the screws are classified into carbon steel, stainless steel, nonferrous metal and the like according to different materials.

In the use process of the existing high-torque precision nut, sundries such as dust in the air are easy to enter the nut, and the disassembly of the nut at the later stage is affected.

Disclosure of Invention

The utility model aims to provide a high-torque precision nut so as 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 a high torque force precision nut, includes the nut body, the screw has been seted up at the middle part of nut body, the bottom integrated into one piece of nut body has the boss, the top integrated into one piece of nut body has the bulge loop, the top of nut body is equipped with protection casing and two sheaths, two the sheath all is located between protection casing and the nut body, the outer wall of bulge loop is equipped with the external screw thread, two the inner wall of sheath and protection casing all is equipped with the internal screw thread with the external screw thread adaptation of bulge loop outer wall, two the top homogeneous body shaping of sheath has the flange, two the outside of flange all is equipped with the external screw thread with the internal screw thread adaptation of protection casing inner wall.

In a further embodiment, two the outer walls of the protective cover and the protective cover are integrally formed with a plurality of protruding blocks, a plurality of anti-skid grooves are formed in the protruding blocks, and the protruding blocks and the anti-skid grooves are arranged, so that the protective cover and the protective cover can be conveniently installed or detached.

In a further embodiment, an elastic belt is arranged on one side of the nut body, and connecting sleeves are fixed at two ends of the elastic belt;

one of the connecting sleeves is fixed at the top end of the nut body, the other connecting sleeve is fixed with a strong magnet at the bottom end, the strong magnet is attracted to a bolt matched with the nut body or a structure near the nut body, and after the nut body is disassembled, the elastic belt, the strong magnet and the connecting sleeve can prevent the nut body from dropping and losing.

In a further embodiment, the strong magnet is fixed with a hook, and the hook is arranged to facilitate hanging the strong magnet on the nonmetallic structure.

In a further embodiment, the top end of the nut body is provided with an oil filling hole, the oil filling hole is communicated with a screw hole on the nut body, and lubricating oil is conveniently added into the nut body through the arrangement of the oil filling hole.

In a further embodiment, a rubber plug is arranged in the oil filling hole at the top of the nut body, and the oil filling hole can be protected by the arrangement of the rubber plug.

The utility model has the technical effects and advantages that: this accurate nut of strong torsion, the setting of sheath, protection casing and bulge loop can block debris such as dust, prevents that debris such as dust from getting into the dismantlement at this internal influence nut body later stage of nut, the flange on the sheath, the external screw thread in the flange outside and the setting of internal screw thread in the protection casing, conveniently increase or reduce the quantity of sheath as required, strong magnet is inhaled on the structure near the bolt or the nut body that use with the nut body cooperation, after the nut body dismantles, elastic webbing, strong magnet and adapter sleeve can prevent that the nut body from dropping and losing.

Drawings

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

FIG. 2 is a schematic view of the structure of the nut body of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 1A in accordance with the present utility model;

fig. 4 is a schematic structural view of the sheath of the present utility model.

In the figure: 1. a nut body; 2. a boss; 3. a sheath; 30. a flange; 4. a protective cover; 5. a bump; 6. an elastic belt; 7. a convex ring; 8. a rubber stopper; 9. connecting sleeves; 10. strong magnet; 11. a hook.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Referring to fig. 1 to 4, the present utility model provides a high torque precision nut, which comprises a nut body 1, wherein a screw hole is provided in the middle of the nut body 1, a boss 2 is integrally formed at the bottom end of the nut body 1, the boss 2 is provided to increase the contact area between the lower surface of the nut body 1 and equipment or other structures, the firmness is increased, a convex ring 7 is integrally formed at the top end of the nut body 1, a protective cover 4 and two sheaths 3 are provided above the nut body 1, the two sheaths 3 are both located between the protective cover 4 and the nut body 1, external threads are provided on the outer wall of the convex ring 7, internal threads adapted to the external threads of the outer wall of the convex ring 7 are provided on the inner walls of the two sheaths 3 and the protective cover 4, flanges 30 are integrally formed at the top ends of the two sheaths 3, and external threads adapted to the internal threads of the inner wall of the protective cover 4 are provided on the outer sides of the two flanges 30.

The outer walls of the two jackets 3 and the protective cover 4 are integrally formed with a plurality of protruding blocks 5, a plurality of anti-skid grooves are formed in the protruding blocks 5, and the protruding blocks 5 and the anti-skid grooves are arranged, so that the protective cover 4 and the jackets 3 can be conveniently installed or detached.

An elastic belt 6 is arranged on one side of the nut body 1, and connecting sleeves 9 are fixed at two ends of the elastic belt 6 through adhesives;

one connecting sleeve 9 is fixed at the top end of the nut body 1 through an adhesive, a strong magnet 10 is fixed at the bottom end of the other connecting sleeve 9 through the adhesive, the strong magnet 10 is attracted to a bolt matched with the nut body 1 or a structure near the nut body 1, and after the nut body 1 is disassembled, the elastic belt 6, the strong magnet 10 and the connecting sleeve 9 can prevent the nut body 1 from dropping and losing.

The strong magnet 10 is fixedly provided with the hook 11 through an adhesive, and the strong magnet 10 is conveniently hung on a nonmetallic structure due to the arrangement of the hook 11.

The oil filler point has been seted up on the top of nut body 1, and the oil filler point communicates with the screw on the nut body 1, and the setting of oil filler point conveniently annotates lubricating oil to nut body 1.

The rubber plug 8 is arranged in the oil filling hole at the top of the nut body 1, and the oil filling hole can be covered and protected by the rubber plug 8.

According to the working principle, the nut body 1 is sleeved on the bolt matched with the nut body 1, the nut body 1 is screwed by a spanner, the boss 2 is arranged, the contact area between the lower surface of the nut body 1 and equipment or other structures can be increased, the firmness is increased, the arrangement of the sheath 3, the protective cover 4 and the convex ring 7 can block sundries such as dust, the sundries such as dust are prevented from entering the nut body 1 to influence the disassembly of the nut body 1 at the later stage, the flange 30 on the sheath 3, the external threads on the outer side of the flange 30 and the internal threads in the protective cover 4 are arranged, the number of the sheaths 3 is increased or reduced according to needs, the convex blocks 5 and the anti-skid grooves are arranged, the protective cover 4 and the protective cover 3 are conveniently installed or disassembled, and after the nut body 1 is disassembled, the elastic belt 6, the strong magnet 10 and the connecting sleeve 9 can prevent the nut body 1 from dropping and losing.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high torque force precision nut, includes nut body (1), its characterized in that: screw has been seted up at the middle part of nut body (1), the bottom integrated into one piece of nut body (1) has boss (2), the top integrated into one piece of nut body (1) has bulge loop (7), the top of nut body (1) is equipped with protection casing (4) and two sheath (3), two sheath (3) all are located between protection casing (4) and nut body (1), the outer wall of bulge loop (7) is equipped with the external screw thread, two the inner wall of sheath (3) and protection casing (4) all is equipped with the internal screw thread with the external screw thread adaptation of bulge loop (7) outer wall, two the top all integrated into one piece of sheath (3) has flange (30), two the outside of flange (30) all is equipped with the external screw thread with the internal screw thread adaptation of protection casing (4) inner wall.

2. The high torque precision nut as defined in claim 1, wherein: a plurality of protruding blocks (5) are integrally formed on the outer walls of the protective sleeve (3) and the protective cover (4), and a plurality of anti-skid grooves are formed in the protruding blocks (5).

3. The high torque precision nut as defined in claim 1, wherein: an elastic belt (6) is arranged on one side of the nut body (1), and connecting sleeves (9) are fixed at two ends of the elastic belt (6);

one connecting sleeve (9) is fixed at the top end of the nut body (1), and a strong magnet (10) is fixed at the bottom end of the other connecting sleeve (9).

4. A high torque precision nut as defined in claim 3, further comprising: a hook (11) is fixed on the strong magnet (10).

5. The high torque precision nut as defined in claim 1, wherein: an oil filling hole is formed in the top end of the nut body (1), and the oil filling hole is communicated with a screw hole in the nut body (1).

6. The high torque precision nut as defined in claim 5, wherein: a rubber plug (8) is arranged in an oil filling hole at the top of the nut body (1).