CN216493852U

CN216493852U - Crimping type male and female buckle

Info

Publication number: CN216493852U
Application number: CN202123436786.6U
Authority: CN
Inventors: 黄永乐; 邹利晓; 麻伯成; 郑成晓
Original assignee: Wenzhou Fangyuan Metal Buttons Co ltd
Current assignee: Wenzhou Fangyuan Metal Buttons Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a curled edge type male and female buckle, which comprises a male buckle and a female buckle, wherein a containing cavity is arranged in the female buckle, an opening communicated with the containing cavity is arranged on one side end face of the female buckle, the male buckle comprises a clamping part, the clamping part is inserted into the opening and limited in the containing cavity, the clamping part can be separated from the containing cavity and pulled out from the opening under the action of external force, one end surface of the female buckle protrudes towards the inside of the containing cavity to form an eccentric clamping block eccentric relative to the central axis of the opening, a protruding first limiting block is arranged on the side wall of the eccentric clamping block, when the male buckle is in clamping fit with the female buckle, the first limiting block axially limits the clamping part, and the clamping part can release the axial limitation of the first limiting block on the clamping part under the action of external force; the utility model has better buckling effect and more novel structure.

Description

Crimping type male and female buckle

Technical Field

The utility model relates to the field of buttons, in particular to a turned edge type male and female button.

Background

The snap button is one of buttons, commonly called snap button, spring button and sewing button. The four-way buckle is combined by an S-shaped spring and is divided into four parts of an ABCD (anti-binding and fastening) part from top to bottom, wherein an AB part is called a female buckle, patterns can be engraved on the wide edge, a hole is formed in the middle, two parallel springs are arranged on the edge, a CD part is called a male buckle, a round point is protruded from the middle, the round point is pressed into the hole of the female buckle and then clamped by the springs, opening and closing force is generated, and clothes are fixed.

Set up the copper ring in traditional box, only utilize the copper ring to tighten up the pin thread outer wall to guarantee lock effect between the two, but after pin thread and box used for a long time, wearing and tearing can appear, only utilize the copper ring can not fine assurance the effect of lock between the two, the structure is too single moreover, consequently has the improvement space.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a crimping type male and female buckle.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a turn-up type pin and box, includes pin and box, be provided with in the box and put appearance chamber and box side end face and be provided with and put the opening that holds the chamber intercommunication, the pin includes block portion, block portion inserts the opening and spacing in putting and holds the intracavity, and can make block portion with put the chamber separation and extract from the opening part under the exogenic action, box one end surface is placed the intracavity and is protruding eccentric fixture block of formation relative opening center pin towards, be provided with bellied first stopper on the eccentric fixture block lateral wall, when pin and box joint cooperation first stopper carries out the axial spacing to block portion, block portion can relieve the axial spacing of first stopper to block portion under the exogenic action.

As a preferred technical solution of the present invention, at least two eccentric clamping blocks are provided, and the at least two eccentric clamping blocks are distributed along the circumference of the clamping portion at a certain interval.

As a preferable technical scheme of the utility model, at least two eccentric clamping blocks are distributed at equal intervals along the circumference of the clamping part.

As a preferable technical solution of the present invention, three eccentric clamping blocks are provided.

As a preferable technical scheme, the number of the eccentric clamping blocks is three, and the three eccentric clamping blocks are distributed in an isosceles triangle shape.

As a preferred technical scheme of the present invention, the eccentric clamping block is a hollow cylinder, an edge of an upper end surface of the eccentric clamping block is bent toward an outer circumferential direction to form a first curled edge, the first curled edge is integrally annular, an outer end surface of the first curled edge is a smooth convex curved surface, and the first curled edge is the first limiting block.

As a preferred technical scheme of the utility model, the eccentric clamping block is arranged on the end surface of the female buckle on one side far away from the opening, the first limiting block is arranged at the upper end part of the side wall of the eccentric clamping block, the lower end part of the side wall of the clamping part is provided with a second limiting block matched with the first limiting block, and after the male buckle is in clamping fit with the female buckle, the first limiting block and the second limiting block are mutually extruded until the second limiting block is limited below the first limiting block.

As a preferable technical solution of the present invention, the engaging portion is a hollow cylinder, a lower end edge of a side wall of the engaging portion is bent toward an outer circumferential direction to form a second curled edge, the second curled edge is annular as a whole, an outer end surface of the second curled edge is a smooth convex curved surface, and the second curled edge is the second stopper.

As a preferred technical scheme of the utility model, the female buckle comprises an installation base and a shell covering the installation base, the accommodating cavity is formed between the installation base and the shell, and the eccentric fixture block and the installation base are integrally formed and are located on one side end face of the installation base facing the accommodating cavity.

As a preferable technical scheme of the utility model, the mounting base is provided with a long circular hole corresponding to the position of the eccentric clamping block, and the long circular hole is arranged around the edge of the bottom of the eccentric clamping block.

Compared with the prior art, the utility model has the beneficial effects that: through set up eccentric fixture block and first stopper at the box inner chamber, first stopper and block portion joint cooperation can carry out the axial spacing to block portion, and the lock is effectual and novel structure.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is a schematic structural view of the female buckle in this embodiment;

FIG. 3 is a schematic structural view of the mounting base in the present embodiment;

fig. 4 is a schematic structural view of the male buckle in the present embodiment.

Reference numerals: 1. a male buckle; 2. a female buckle; 3. placing a containing cavity; 4. an opening; 5. a fastening part; 6. an eccentric clamping block; 7. a first stopper; 8. a second limiting block; 9. a first crimp; 10. second curling; 11. installing a base; 12. a housing; 13. a long round hole.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

The turned edge type male and female buckle comprises a male buckle 1 and a female buckle 2, wherein a placing cavity 3 is arranged in the female buckle 2, an opening 4 communicated with the placing cavity 3 is formed in one side end face of the female buckle 2, the male buckle 1 comprises a clamping portion 5, the clamping portion 5 is inserted into the opening 4 and limited in the placing cavity 3, the clamping portion 5 can be separated from the placing cavity 3 under the action of external force and can be pulled out from the opening 4, an eccentric clamping block 6 which is eccentric relative to the central axis of the opening 4 is formed by protruding one end surface of the female buckle 2 towards the placing cavity 3, a protruding first limiting block 7 is arranged on the side wall of the eccentric clamping block 6, when the male buckle 1 is in clamping fit with the female buckle 2, the first limiting block 7 axially limits the clamping portion 5, and the clamping portion 5 can be relieved from the axial limiting of the first limiting block 7 to the clamping portion 5 under the action of external force.

Through set up eccentric fixture block 6 and first stopper 7 at 2 inner chambers of box, first stopper 7 and the cooperation of 5 joints of block portion can carry out the axial spacing to block portion 5, and the lock is effectual and novel structure.

The number of the eccentric clamping blocks 6 is at least two, the at least two eccentric clamping blocks 6 are distributed at intervals along the circumference of the clamping part 5, and the number of the eccentric clamping blocks 6 is three, wherein the eccentric clamping blocks are distributed in an equilateral triangle manner, and can be quadrangles, pentagons and the like according to actual conditions.

Can also be provided with three with eccentric fixture block 6, and three eccentric fixture block 6 is isosceles triangle and distributes, utilizes triangular stability, guarantees the lock effect of pin 1 and box 2.

The eccentric fixture block 6 is hollow and cylindrical, the edge of the upper end face of the eccentric fixture block 6 is bent towards the outer circumferential direction to form a first flange 9, the first flange 9 is integrally annular, the outer end face of the first flange 9 is a smooth convex curved surface, and the first flange 9 is the first limiting block 7.

Eccentric fixture block 6 sets up on box 2 keeps away from a side end face of opening 4, first stopper 7 sets up in the upper end of eccentric fixture block 6 lateral wall, the lower tip of 5 lateral walls of block portion is provided with first stopper 7 complex second stopper 8, after pin 1 and 2 joint cooperations of box, first stopper 7 and second stopper 8 extrude each other and spacing in first stopper 7 below until second stopper 8.

The clamping portion 5 is hollow and cylindrical, the lower end edge of the side wall of the clamping portion 5 is bent towards the outer circumferential direction to form a second turned edge 10, the second turned edge 10 is integrally annular, the outer end face of the second turned edge 10 is a smooth convex curved surface, and the second turned edge 10 is the second limiting block 8.

The female buckle 2 comprises an installation base 11 and a shell 12 coated outside the installation base 11, the accommodating cavity 3 is formed between the installation base 11 and the shell 12, and the eccentric clamping block 6 and the installation base 11 are integrally formed and located on one side end face, facing the accommodating cavity 3, of the installation base 11.

The installation base 11 is provided with a long circular hole 13 corresponding to the position of the eccentric clamping block 6, the long circular hole 13 is arranged around the bottom edge of the eccentric clamping block 6, the clamping block can be better deformed to one side when being extruded by arranging the long circular hole 13, and then the clamping block is reset under the elastic action of the clamping block.

While there have been shown and described what are at present considered the fundamental principles of the utility model, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, but is by no means limited by the preferred embodiments described in the foregoing description, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a turn-up type pin thread, includes pin thread and box, be provided with in the box and put appearance chamber and box side end face and be provided with and put the opening that holds the chamber intercommunication, the pin thread includes block portion, block portion inserts the opening and spacing in putting and holds the intracavity, and can make block portion and put the chamber separation and extract its characterized in that from the opening part with putting under the exogenic action: the surface of one end of the female buckle protrudes towards the accommodating cavity to form an eccentric clamping block which is eccentric relative to the central axis of the opening, a protruding first limiting block is arranged on the side wall of the eccentric clamping block, when the male buckle is in clamping fit with the female buckle, the first limiting block axially limits the clamping portion, and the clamping portion can release the axial limitation of the first limiting block on the clamping portion under the action of external force.

2. The crimping-type pin-and-box fastener according to claim 1, wherein: the eccentric fixture block is provided with at least two, and at least two eccentric fixture blocks are distributed at a certain interval along the circumference of the clamping part.

3. The hemmed pin-box of claim 2, wherein: at least two eccentric clamping blocks are distributed at equal intervals along the circumference of the clamping part.

4. The hemmed pin-box of claim 3, wherein: the number of the eccentric clamping blocks is three.

5. The hemmed pin-box of claim 2, wherein: the number of the eccentric clamping blocks is three, and the three eccentric clamping blocks are distributed in an isosceles triangle shape.

6. The crimping-type male-female buckle according to any one of claims 1 to 5, wherein: the eccentric clamping block is in a hollow cylindrical shape, the edge of the upper end face of the eccentric clamping block is bent towards the outer circumferential direction to form a first curled edge, the first curled edge is integrally in a ring shape, the outer end face of the first curled edge is a smooth convex curved surface, and the first curled edge is the first limiting block.

7. The hemmed pin-box of claim 6, wherein: the eccentric fixture block is arranged on a side end face, away from the opening, of the box, the first limiting block is arranged at the upper end portion of the side wall of the eccentric fixture block, the lower end portion of the side wall of the clamping portion is provided with a second limiting block matched with the first limiting block, and after the male buckle is matched with the box in a clamping mode, the first limiting block and the second limiting block are mutually extruded until the second limiting block is limited below the first limiting block.

8. The hemmed pin-box of claim 7, wherein: the clamping part is in a hollow cylindrical shape, the lower end edge of the side wall of the clamping part is bent towards the outer circumferential direction to form a second turned edge, the second turned edge is integrally in a ring shape, the outer end face of the second turned edge is a smooth convex curved surface, and the second turned edge is the second limiting block.

9. The hemmed pin-box of claim 6, wherein: the female buckle comprises an installation base and a shell coated outside the installation base, the accommodating cavity is formed between the installation base and the shell, and the eccentric fixture block and the installation base are integrally formed and are located on one side end face of the installation base facing the accommodating cavity.

10. The hemmed pin-box of claim 9, wherein: and a long circular hole is formed in the position, corresponding to the eccentric clamping block, of the mounting base, and the long circular hole is formed around the edge of the bottom of the eccentric clamping block.