CN219432264U

CN219432264U - Fastener with locking structure

Info

Publication number: CN219432264U
Application number: CN202223413465.9U
Authority: CN
Inventors: 陈菊梅
Original assignee: Shenzhen Mingmeng Hardware Products Co ltd
Current assignee: Shenzhen Mingmeng Hardware Products Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-07-28
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a fastener with an anti-loosening structure, and relates to the technical field of fasteners. The beneficial effects of the utility model are as follows: the nut normally rotates to the outside of the screw, the holding piece can be attached to the screw, the pressing sleeve is sleeved outside the screw, the inclined plate is extruded by the pressing sleeve and can be gradually attached to the screw, and the inclined plate and the holding piece are acted, so that the nut and the screw can be relatively fixed, and loosening of the nut can be avoided; and through the platform and the enclasping piece contact of seting up, the platform is the dysmorphism can make enclasping piece deformation laminating on the platform, has further increased the steadiness.

Description

Fastener with locking structure

Technical Field

The utility model relates to the technical field of fasteners, in particular to a fastener with an anti-loosening structure.

Background

Screws are a common fastener used for connecting two or more mutually independent individuals, and under the condition that the nuts are affected by vibration for a long time, the loosening of the nuts possibly occurs, so that the fastening effect of the screws is reduced.

The publication number is: CN209523980U discloses a novel screw assembly with locking structure, including screw and the pretension nut that matches with it, the lead screw of screw is irregular cylinder type, lead screw and pretension nut meshing, just the outside activity that just is located the nut on the lead screw is equipped with prevents moving back the nut, prevent moving back the nut and pass through the thread joint on joint structure and the lead screw, just prevent moving back the nut inner circle and be equipped with the structure that irregular cylinder type matches and make prevent moving back the nut unable rotation.

At present, an elastic pin is arranged in a nut to be inserted into a screw so as to prevent relative rotation of the nut, grooves matched with the pin are required to be formed in the screw, a certain distance is reserved between the grooves, but when the nut is screwed down, the maximum screwing angle of the nut can not be matched with the reserved groove, and in order to put the bolt into the groove matched with the nut, the nut or the tightness can be caused, the structure is too complex, and the production and use costs are too high.

Disclosure of Invention

The utility model aims to provide a fastener with a locking structure, which is characterized in that a holding piece is tightly attached to a screw, and the holding piece is extruded by a compression sleeve to extrude the screw, so that the nut and the screw cannot move relatively, and the stability of the nut is greatly improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fastener with locking structure, includes screw and threaded connection's nut on the screw, be provided with the hang plate on the nut, the one end of hang plate is provided with hugs closely the piece, hug closely the piece laminating and be in the screw outside, the one end of screw has cup jointed the compression sleeve, hug tightly the piece card and inlaying in the compression sleeve.

Preferably, the inclined plate is inclined toward the axis of the nut.

Preferably, the number of the inclined plates is a plurality, and the inclined plates are uniformly distributed at the end face of the nut by taking the axis of the nut as the center.

Preferably, the holding piece is arranged at the upper end of the inclined plate, and the holding piece and the nut axis are arranged in parallel.

Preferably, the pressing sleeve is fixedly sleeved at the threaded end of the screw, and the holding piece is inserted into the inner wall of the pressing sleeve.

Preferably, a platform is arranged on the screw, the platform and the axial lead of the screw are arranged in parallel, a plurality of enclasping sheets are attached to the platform, and a structure matched with the platform is arranged on the compaction sleeve.

Compared with the prior art, the utility model has the beneficial effects that: the fastener with locking structure: the nut normally rotates to the outside of the screw, the holding piece can be attached to the screw, the pressing sleeve is sleeved outside the screw, the inclined plate is extruded by the pressing sleeve and can be gradually attached to the screw, and the inclined plate and the holding piece are acted, so that the nut and the screw can be relatively fixed, and loosening of the nut can be avoided; and through the platform and the enclasping piece contact of seting up, the platform is the dysmorphism can make enclasping piece deformation laminating on the platform, has further increased the steadiness.

Drawings

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

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

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

fig. 4 is a schematic view of a nut and its components according to the present utility model.

In the figure: 10. a screw; 11. a nut; 12. an inclined plate; 13. tightly holding the sheet; 14. a platform; 15. and (5) compacting the sleeve.

Description of the embodiments

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 with locking structure, including screw 10 and threaded connection nut 11 on screw 10, be provided with inclined plate 12 on the nut 11, inclined plate 12 inclines towards the position that screw 10 is located, inclined plate 12's one end is provided with hug closely piece 13, hug closely piece 13 can laminate on the surface of screw 10, form the extrusion to screw 10, hug closely piece 13 laminating in the screw 10 outside, inclined plate 12 and hug closely piece 13 adopt integrated into one piece structure, compression sleeve 15 has been cup jointed to the one end of screw 10, hug closely piece 13 block in compression sleeve 15, cup joint at screw 10 through compression sleeve 15, hug closely piece 13 can block in compression sleeve 15, hug closely piece 13 is in between screw 10 and the compression sleeve 15, through the pressure effect that compression sleeve 15 applyed, make hug closely piece 13 firmly laminate on screw 10, when compression sleeve 15 overlaps gradually on screw 10, the inclined plate 12 can be gradually deformed, can laminate on screw 10 equally, the shape after the deformation can see figure 3.

Referring to fig. 1 and 4, the inclined direction of the inclined plates 12 faces the axial line direction of the nut 11, the inclined plates 12 are arranged around the nut 11, a plurality of inclined plates 12 are arranged, the inclined plates 12 are uniformly distributed on the end face of the nut 11 with the axial line of the nut 11 as the center, and after the nut 11 is tightened, the inclined plates 12 are distributed around the screw 10.

Referring to fig. 1, the enclasping piece 13 is disposed at the upper end of the inclined plate 12, the axes of the enclasping piece 13 and the nut 11 are parallel to each other, and the axes of the enclasping piece 13, the nut 11 and the screw 10 are parallel to each other, so that the enclasping piece 13 can be guaranteed to be attached to the screw 10 to the greatest extent, and the contact area is increased.

Referring to fig. 1 and 2, the compression sleeve 15 is fixedly sleeved at the threaded end of the screw 10, the holding piece 13 is inserted into the inner wall of the compression sleeve 15, the holding piece 13 is firmly abutted against the screw 10 through the extrusion effect of the compression sleeve 15, the fixation between the screw 10 and the nut 11 is ensured, the screw 10 is provided with the platform 14, the platform 14 and the axial lead of the screw 10 are arranged in parallel, the holding pieces 13 are attached to the platform 14, the compression sleeve 15 is provided with a structure matched with the platform 14, the holding pieces 13 are attached to the platform 14 in a deforming manner through the extrusion effect of the compression sleeve 15, the stability between the screw 10 and the nut 11 is further increased, and the nut 11 is prevented from loosening.

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. A fastener with locking structure, its characterized in that: including screw (10) and threaded connection nut (11) on screw (10), be provided with inclined plate (12) on nut (11), the one end of inclined plate (12) is provided with hugs closely piece (13), hug closely piece (13) laminating and be in screw (10) outside, compression sleeve (15) have been cup jointed to the one end of screw (10), hug closely piece (13) card and inlay in compression sleeve (15).

2. A fastener with anti-loosening structure as claimed in claim 1, wherein: the inclined plate (12) is inclined toward the axis line direction of the nut (11).

3. A fastener with anti-loosening structure as claimed in claim 1, wherein: the number of the inclined plates (12) is a plurality, and the inclined plates (12) are uniformly distributed at the end face of the nut (11) by taking the axial lead of the nut (11) as the center.

4. A fastener with anti-loosening structure as claimed in claim 1, wherein: the enclasping piece (13) is arranged at the upper end of the inclined plate (12), and the enclasping piece (13) and the axial lead of the nut (11) are arranged in parallel.

5. A fastener with anti-loosening structure as claimed in claim 1, wherein: the compressing sleeve (15) is fixedly sleeved at the threaded end of the screw (10), and the holding piece (13) is inserted into the inner wall of the compressing sleeve (15).

6. A fastener with anti-loosening structure as claimed in claim 1, wherein: the screw (10) is provided with a platform (14), the platform (14) and the axial lines of the screw (10) are arranged in parallel, a plurality of holding-up sheets (13) are attached to the platform (14), and the pressing sleeve (15) is provided with a structure matched with the platform (14).