CN210660984U

CN210660984U - Wheel nut plug

Info

Publication number: CN210660984U
Application number: CN201921607255.9U
Authority: CN
Inventors: 纪春红
Original assignee: Changzhou Juntian Auto Parts Co Ltd
Current assignee: Changzhou Juntian Auto Parts Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-02
Anticipated expiration: 2029-09-25

Abstract

The utility model provides a wheel nut end cap, including seal ring, the elasticity backing sheet, the movable block, a fixed base, the guide cylinder, the telescopic link, external screw thread and compression spring, the terminal surface embedding has seal ring before the end cap, the terminal surface is connected with the fixing base before the end cap, compression spring is installed to the inside intermediate position of fixing base, the guide cylinder is installed to the compression spring rear side, the laminating of annular side has the telescopic link in the guide cylinder, the telescopic link up end is connected with the movable block, movable block ring up end is equipped with the external screw thread, the end connection elasticity backing sheet under the fixing base, original end cap has been solved in this design and has come off easily, the not good enough problem of leakproofness, the utility model discloses rational in infrastructure.

Description

Wheel nut plug

Technical Field

The utility model relates to a wheel nut end cap belongs to wheel nut technical field.

Background

Nuts are nuts that are screwed together with bolts or screws to function as fastening parts. The nut is a part for tightly connecting mechanical equipment, and the nut and the bolt with the same specification can be connected together through the threads on the inner side. When the wheels are connected and fixed, the nuts are required to be used for fixing, so that the wheels can be disassembled, assembled, replaced or maintained at a later stage. Generally, after the nut is connected and fixed with a bolt, a plug is sleeved on the annular side face of the nut, the nut is prevented from being corroded by rainwater to be rusted, and the nut is inconvenient to detach after being rusted.

The former end cap is only singly sleeved on the annular side surface of the nut, and the nut used by the wheel usually moves circularly, so that the end cap is easy to fall off, the nut cannot be protected, the traditional end cap is poor in sealing performance, water cannot be effectively prevented from entering the nut, and the problem that the end cap of the wheel nut is needed to solve is urgently needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a wheel nut end cap to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, anti-drop is effectual, avoids the end cap to drop when using.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a wheel nut end cap, includes nut body, internal thread, end cap and anti-drop mechanism, the internal annular side of nut body is equipped with the internal thread, the laminating of nut body rear end face has the end cap, the end cap front side is provided with anti-drop mechanism, anti-drop mechanism includes seal ring, elastic support piece, movable block, fixing base, guide cylinder, telescopic link, external screw thread and compression spring, the terminal surface embedding has seal ring before the end cap, the terminal surface is connected with the fixing base before the end cap, compression spring is installed to the inside intermediate position of fixing base, the guide cylinder is installed to the compression spring rear side, the laminating of annular side has the telescopic link in the guide cylinder, the telescopic link up end is connected with the movable block, movable block ring up end is equipped with the external screw thread.

Furthermore, two groups of moving blocks are installed, and the front end faces of the two groups of moving blocks are arc-shaped.

Further, the external thread is matched with the internal thread.

Further, the elastic support sheet is X-shaped.

Further, the nut body is of a hexagonal structure.

Furthermore, the telescopic link is installed the multiunit, and multiunit telescopic link and guide cylinder phase-match.

The utility model has the advantages that: the utility model discloses a wheel nut end cap, because of the utility model discloses added seal ring, elastic support piece, movable block, fixing base, guide cylinder, telescopic link, external screw thread and compression spring, this design effectively avoids the end cap to drop when meshing with the wheel nut, has solved original nut end cap and has come off easily, and the not good enough problem of leakproofness has improved the utility model discloses an anti-drop effect.

Install two sets ofly because of the movable block, and the terminal surface is the arc before two sets of movable blocks, and this design makes things convenient for the movable block to imbed the internal thread, because of external screw thread and internal thread phase-match, this design has improved the engaging force between external screw thread and the internal thread, because of the elastic support piece is X shape, this design has improved elastic support piece support stability, because of the nut body is the hexagon structure, this design is convenient to be installed the nut body, installs the multiunit because of the telescopic link, and multiunit telescopic link and guide cylinder phase-match, the convenient movable block of telescopic link reciprocates, the utility model discloses rational in infrastructure, anti-drop is effectual.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a wheel nut plug according to the present invention;

fig. 2 is a right sectional view of the anti-drop mechanism in the wheel nut plug of the present invention;

FIG. 3 is an enlarged view of the anti-drop mechanism A of the wheel nut plug of the present invention;

in the figure: the anti-falling nut comprises a nut body 1, an internal thread 2, a plug 3, an anti-falling mechanism 4, a sealing washer 41, an elastic support sheet 42, a moving block 43, a fixed seat 44, a guide cylinder 45, a telescopic rod 46, an external thread 47 and a compression spring 48.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a wheel nut end cap, includes nut body 1, internal thread 2, end cap 3 and anti-drop mechanism 4, and the annular side is equipped with internal thread 2 in the nut body 1, and the laminating of 1 rear end face of nut body has

end cap

3, and 3 front sides of end cap are provided with anti-drop mechanism 4.

Anti-drop mechanism 4 includes seal ring 41, elastic support piece 42, the movable block 43, fixing base 44, guide cylinder 45, telescopic link 46, external screw thread 47 and compression spring 48, the terminal surface embedding has seal ring 41 before the end cap 3, the terminal surface is connected with fixing base 44 before the end cap 3, compression spring 48 is installed to the inside intermediate position of fixing base 44, guide cylinder 45 is installed to compression spring 48 rear side, the laminating of annular side has telescopic link 46 in guide cylinder 45, telescopic link 46 up end is connected with movable block 43, movable block 43 ring up end is equipped with external screw thread 47, the terminal surface is connected with elastic support piece 42 under the fixing base 44, original end cap has been solved in this design and has been dropped easily, the not good enough problem.

Two sets of are installed to movable block 43, and two sets of movable block 43 preceding terminal surfaces are the arc, this design makes things convenient for movable block 43 to imbed internal thread 2, external screw thread 47 and internal thread 2 phase-match, this design has improved the engaging force between external screw thread 47 and the internal thread 2, elastic support piece 42 is the X shape, this design has improved elastic support piece 42 support stability, nut body 1 is the hexagon structure, this design is convenient to be installed nut body 1, the multiunit is installed to telescopic link 46, and multiunit telescopic link 46 and guide cylinder 45 phase-match, telescopic link 46 makes things convenient for movable block 43 to reciprocate.

As an embodiment of the present invention: after nut body 1 is fixed with external bolt meshing, through rotating end cap 3 with external screw thread 47 and internal thread 2 mesh mutually, two sets of movable block 43 can relative movement press compression spring 48 this moment, telescopic link 46 and guide cylinder 45 have improved movable block 43 mobility stability, when rotate to seal ring 41 before the terminal surface closely laminate with nut body 1 rear end face can, elastic support piece 42 effectively supports fixedly two sets of fixing base 44, compression spring 48's concertina power all extrudees two sets of movable block 43 to the outside, thereby make external screw thread 47 and internal thread 2 closely mesh, avoid end cap 3 to drop when being connected with nut body 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a wheel nut end cap, includes nut body, internal thread, end cap and anti-drop mechanism, its characterized in that: an internal thread is arranged on the inner annular side face of the nut body, a plug is attached to the rear end face of the nut body, and an anti-falling mechanism is arranged on the front side of the plug;

the anti-falling mechanism comprises a sealing washer, an elastic supporting piece, a moving block, a fixing seat, a guide cylinder, a telescopic rod, external threads and a compression spring, the sealing washer is embedded in the front end face of the plug, the fixing seat is connected to the front end face of the plug, the compression spring is installed at the middle position inside the fixing seat, the guide cylinder is installed on the rear side of the compression spring, the telescopic rod is attached to the side face of the annular ring in the guide cylinder, the moving block is connected to the upper end face of the telescopic rod, the external threads are arranged on the upper end face of the moving block ring.

2. The wheel nut plug as claimed in claim 1, wherein: two sets of moving blocks are installed, and the front end faces of the two sets of moving blocks are arc-shaped.

3. The wheel nut plug as claimed in claim 1, wherein: the external thread is matched with the internal thread.

4. The wheel nut plug as claimed in claim 1, wherein: the elastic supporting sheet is X-shaped.

5. The wheel nut plug as claimed in claim 1, wherein: the nut body is of a hexagonal structure.

6. The wheel nut plug as claimed in claim 1, wherein: the telescopic link is installed the multiunit, and multiunit telescopic link and guide cylinder phase-match.