CN220646442U - Anti-loosening hexagonal thin nut with external protection reinforcing structure - Google Patents

Abstract

The utility model discloses a locking hexagonal thin nut with an external protection reinforcing structure, which comprises a nut main body and a protection structure arranged on the outer side of the nut main body, wherein the upper surface of the nut main body is provided with a fixed column, the middle part of the fixed column is provided with a threaded hole with the same diameter as the nut main body along an axis, the outer side surface of the fixed column is provided with external threads, the whole protection structure is composed of an outer ring, an inner ring and a ring plate connected with the outer ring and the inner ring, the outer ring is sleeved outside the inner ring, the lower surface of the ring plate is fixedly connected with the upper end surfaces of the outer ring and the inner ring, the inner ring is arranged outside the fixed column, the inner wall of the inner ring is provided with internal threads screwed with the external threads, and the center of the ring plate is provided with a through hole, and the locking hexagonal thin nut has the beneficial effects that: through rotating protective structure, can be quick install protective structure, realize the effective protection to the nut main part.

Description

Anti-loosening hexagonal thin nut with external protection reinforcing structure

Technical Field

The utility model relates to the technical field of nuts, in particular to an anti-loosening hexagonal thin nut with an external protection reinforcing structure.

Background

As is well known, the threaded connection is a detachable fixed connection widely applied, has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like, and is widely applied in real life. For example, threaded connections are mostly used during assembly of automotive powertrain suspension systems.

The existing nut has the following defects: the whole body is directly connected with the screw thread of the bolt, in the long-term use process, the nut is easy to loosen due to vibration of equipment, and then the connection is unstable, meanwhile, the nut and the bolt are rusted due to long-term exposure of the nut main body, and the nut and the bolt are inconvenient to detach in the later period.

Disclosure of Invention

The utility model aims to provide an anti-loosening hexagonal thin nut with an external protection reinforcing structure, 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 locking hexagonal thin nut that moves with outside protection reinforced structure, includes the nut main part and sets up the protective structure in the nut main part outside, the upper surface of nut main part is provided with the fixed column, the screw hole with the nut main part same diameter is seted up along the axis in the middle part of fixed column, the outside surface of fixed column is provided with the external screw thread, the protective structure wholly comprises outer lane, inner circle and the annular slab of connecting outer lane, inner circle, the outer lane cover is established the outside of inner circle, the lower surface of annular slab with the up end fixed connection of outer lane, inner circle, the inner circle sets up the outside of fixed column, just the inner wall of inner circle is provided with the internal thread that closes with the external screw thread soon, the through-hole has been seted up to the center department of annular slab.

Preferably, the outer ring, the inner ring and the ring plate are all made of plastic materials and are integrally formed.

Preferably, the side surfaces of the outer ring and the ring plate are equidistantly provided with a plurality of anti-slip strips.

Preferably, the diameter of the through hole is equal to the diameter of the threaded hole of the nut body.

Preferably, the auxiliary structure comprises a first annular air bag arranged on the lower end face of the outer ring and a second annular air bag arranged on the hole wall of the through hole, and the first annular air bag is communicated with the second annular air bag through an air passage.

Preferably, the air passage is composed of a first pore canal arranged inside the annular plate and a second pore canal arranged inside the outer ring.

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

the protection structure is arranged on the outer side of the nut main body, the inner ring of the protection structure is connected with the fixed column on the upper surface of the nut main body through threads, and then in the use process, after the nut main body is connected with the bolt, the protection structure is arranged on the outer side of the nut main body, and the protection structure is quickly installed through rotating the protection structure, so that the nut main body is effectively protected;

through set up first annular gasbag, second annular gasbag respectively in the terminal surface of outer lane, the pore wall department of annular board to with first annular gasbag, second annular gasbag pass through the air flue intercommunication, and then in the use, along with the motion of protective structure, until the terminal surface of outer lane and the surface butt of part, in the air in the first annular gasbag gets into the second annular gasbag through the air flue, make the whole inflation of second annular gasbag, until the surface butt with the bolt, not only effectually prevented not hard up of nut main part, still make the nut main part be in the interior inclosed space in the protective component simultaneously, improved the rust-resisting property of nut main part, the dismantlement of follow-up nut main part of being convenient for.

Drawings

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

FIG. 2 is a schematic structural view of a protective structure according to the present utility model;

FIG. 3 is a schematic view of the structure of the nut body of the present utility model;

FIG. 4 is a schematic diagram showing the connection between the nut body and the protective structure according to the present utility model;

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

In the figure: 1. a nut body; 2. fixing the column; 3. a threaded hole; 4. an external thread; 5. an outer ring; 6. an inner ring; 7. a ring plate; 8. an internal thread; 9. a through hole; 10. an anti-slip strip; 11. a first annular balloon; 12. a second annular balloon; 13. a first duct; 14. and a second orifice.

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 utility model provides a locking hexagonal thin nut that moves with outside protection reinforced structure, includes nut main part 1 and sets up the protective structure in the nut main part 1 outside, the upper surface of nut main part 1 is provided with fixed column 2, the screw hole 3 with nut main part 1 same diameter is seted up along the axis in the middle part of fixed column 2, the outside surface of fixed column 2 is provided with external screw thread 4, protective structure wholly comprises outer lane 5, inner circle 6 and the ring plate 7 of connecting outer lane 5, inner circle 6, outer lane 5 cover is established the outside of inner circle 6, the lower surface of ring plate 7 with the up end fixed connection of outer lane 5, inner circle 6 sets up the outside of fixed column 2, just the inner wall of inner circle 6 is provided with the internal thread 8 with external screw thread 4 screw-in, through-hole 9 has been seted up to the center department of ring plate 7.

The outer ring 5, the inner ring 6 and the annular plate 7 are all made of plastic materials and are integrally formed.

The side surfaces of the outer ring 5 and the annular plate 7 are equidistantly provided with a plurality of anti-slip strips 10.

The diameter of the through hole 9 is equal to the diameter of the threaded hole 3 of the nut body 1.

The auxiliary structure comprises a first annular air bag 11 arranged on the lower end face of the outer ring 5 and a second annular air bag 12 arranged on the hole wall of the through hole 9, and the first annular air bag 11 is communicated with the second annular air bag 12 through an air passage.

The air passage is formed by a first duct 13 arranged inside the annular plate 7, a second duct 14 inside the outer ring 5.

Specifically, when the nut is used, after the nut body 1 is fixedly connected with the connected bolt through threads, the through hole 9 of the protective structure is aligned with the axis of the bolt, then the protective structure is integrally sleeved on the outer side of the nut body 1, the protective structure is rotated to enable the internal thread 8 of the inner wall of the inner ring 6 to be screwed with the external thread 4, so that the protective structure is integrally fixed on the outer side of the nut body 1, and along with the axial movement of the protective structure, after the end face of the outer ring 4 is abutted with the surface of the fastened part, air in the first annular air bag 11 enters the second annular air bag 12 through the first pore channel 13 and the second pore channel 14, the inner side surface of the second annular air bag 12 is integrally expanded, and the surface of the inner side of the second annular air bag is abutted with the surface of the bolt, so that the nut body 1 is prevented from loosening, and meanwhile, the nut body 1 is integrally in a sealing environment formed by the protective structure under the action of the first annular air bag 11 and the second annular air bag 12, contact with moisture in the air is avoided, and thus the integral rust preventing performance is improved.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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 (6)

1. The utility model provides a locking hexagonal thin nut with outside protection reinforced structure, its characterized in that includes nut main part (1) and sets up the protective structure in the nut main part (1) outside, the upper surface of nut main part (1) is provided with fixed column (2), screw hole (3) with nut main part (1) same diameter are seted up along the axis in the middle part of fixed column (2), the outside surface of fixed column (2) is provided with external screw thread (4), the protective structure wholly comprises outer lane (5), inner circle (6) and ring plate (7) of connecting outer lane (5), inner circle (6), the outside of inner circle (6) is established to outer lane (5) cover, the lower surface of ring plate (7) with the up end fixed connection of outer lane (5), inner circle (6) set up the outside of fixed column (2), just the inner wall of inner circle (6) is provided with internal thread (8) with external screw thread (4) soon, center department of ring plate (7) has seted up through-hole (9).

2. The anti-loosening hexagonal thin nut with external protective reinforcement structure of claim 1, wherein: the outer ring (5), the inner ring (6) and the annular plate (7) are made of plastic materials and are integrally formed.

3. The anti-loosening hexagonal thin nut with external protective reinforcement structure of claim 1, wherein: the side surfaces of the outer ring (5) and the ring plate (7) are equidistantly provided with a plurality of anti-slip strips (10).

4. The anti-loosening hexagonal thin nut with external protective reinforcement structure of claim 1, wherein: the diameter of the through hole (9) is equal to the diameter of the threaded hole (3) of the nut main body (1).

5. The anti-loosening hexagonal thin nut with external protective reinforcement structure of claim 1, wherein: the air bag is characterized by further comprising an auxiliary structure, wherein the auxiliary structure comprises a first annular air bag (11) arranged on the lower end face of the outer ring (5) and a second annular air bag (12) arranged at the hole wall of the through hole (9), and the first annular air bag (11) is communicated with the second annular air bag (12) through an air passage.

6. The anti-loosening hexagonal thin nut with external protective reinforcement structure of claim 5, wherein: the air passage is composed of a first pore passage (13) arranged in the annular plate (7) and a second pore passage (14) arranged in the outer ring (5).