CN214179405U

CN214179405U - Thin snap fastener

Info

Publication number: CN214179405U
Application number: CN202120130035.2U
Authority: CN
Inventors: 赵奉明; 张治平
Original assignee: Dongguan Niuniu Industrial Co ltd
Current assignee: Dongguan Niuniu Industrial Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-09-14
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a slim snap close, including pin thread, box, button face and pintle, the pintle passes through external force punching press and is connected with the pin thread, and the button face passes through external force punching press and is connected with the box, and the pin thread can separate with the box under the exogenic action, is equipped with on the pin thread and detains the pearl, and the edge of pin thread is equipped with the protruding strengthening rib of round, is provided with spacing die cavity in detaining the pearl, and the bottom surface of pin thread is equipped with the opening that communicates with spacing die cavity, and the marginal slope of opening extends has a spacing flange, and the lateral surface of detaining the pearl is equipped with the round draw-in groove. The utility model discloses utilized the spacing flange structure that the slope stretches out, spacing flange has the effect of binding off, and the restriction cramp that can be fine drops, moreover because the die cavity does not need limit structure, therefore the space grow of die cavity, and the cramp passes through the also grow of degree that external force punching press warp, makes the more firm restriction of cramp in the die cavity.

Description

Thin snap fastener

Technical Field

The utility model relates to a button, in particular to a thin snap button.

Background

The four-button buckle is a common connecting component for connecting two lappets together, and mainly plays a role in buckling and connecting. Generally, the snap fastener is sequentially divided into four parts, namely a fastening pin, a fastening bead, a fastening shell and a fastening surface from top to bottom, wherein the fastening surface and the fastening shell are combined to form a female fastener assembly, a fastening groove is formed in the middle of the female fastener, and a clamp spring is arranged at the edge of the fastening groove; the button bead and the button foot are combined to form a male button component, a button head is arranged in the middle of the male button in a protruding mode, and the button head is clamped by a clamping spring after being pressed into a button groove of the female button, so that the connection effect is achieved.

The existing male buckle structure is generally connected with a buckle nail by utilizing a cavity in a buckle bead in a stamping manner, the pulling-out of the buckle nail is limited mainly by an arc-shaped limiting wall on the inner side wall of the cavity, and the buckle nail is easy to fall off when the stamping deformation degree of the buckle nail is insufficient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a snap fastener to the above-mentioned defect of prior art.

For solving the above-mentioned defect of prior art, the utility model provides a technical scheme is: the utility model provides a slim snap fastener, includes pin thread, box, button face and pintle, the pintle pass through external force punching press with the pin thread is connected, the button face pass through external force punching press with the box is connected, the pin thread can be under the exogenic action with the box separation, be equipped with on the pin thread and detain the pearl, the edge of pin thread is equipped with the protruding strengthening rib of round, it is provided with spacing die cavity in the pearl to detain, the bottom surface of pin thread be equipped with the opening of spacing die cavity intercommunication, open-ended edge slope extends has spacing flange, the lateral surface of detaining the pearl is equipped with the round draw-in groove.

As the utility model discloses a slim quadruple buckle's improvement, the middle part of box is equipped with the lock joint projection, the tip edge of lock joint projection is inwards buckled out and is had turn-ups in the round, interior turn-ups's lateral surface interval is equipped with a plurality of non-slip raised, interior turn-ups is used for the joint the button face, the lateral wall bottom of lock joint projection is equipped with the catapult and stretches out the hole site, be equipped with the catapult holding tank in the box, be equipped with the catapult in the catapult holding tank.

As an improvement of the thin snap fastener of the present invention, the slingshot is W-shaped, and the corner tip of the slingshot extends out of the hole site.

As an improvement of the thin snap fastener, the button surface is provided with a hollow fastening pipe, the lower end of the hollow fastening pipe penetrates into the fastening convex column and forms a flanging under the action of external force, and the flanging is mutually limited and fixed.

As an improvement of the thin snap fastener of the present invention, the fastening point is provided on the fastening nail, the fastening point penetrates into the spacing cavity and deforms under the action of external force, and the restriction is in the spacing cavity.

As an improvement of the thin snap fastener of the present invention, a bottom cover surface is further fastened on the fastening nail, and the edge of the bottom cover surface is curled and forms a bottom turned edge.

Compared with the prior art, the utility model has the advantages that: the utility model discloses utilized the spacing flange structure that the slope stretches out, spacing flange has the effect of binding off, and the restriction cramp that can be fine drops, moreover because the die cavity does not need limit structure, therefore the space grow of die cavity, and the cramp passes through the also grow of degree that external force punching press warp, makes the more firm restriction of cramp in the die cavity.

Drawings

The invention and its advantageous technical effects are described in further detail below with reference to the accompanying drawings and embodiments, in which:

fig. 1 is a sectional view of the present invention.

Fig. 2 is a schematic view of the structure of the utility model in use.

Reference symbol names: 1 part of male buckle 2, part of female buckle 3, part of button surface 4, part of button 11, part of button bead 12, convex reinforcing rib 13, limit cavity 14, opening 15, limit flange 16, clamping groove 21, fastening convex column 22, inward flanging 23, anti-skid protrusion 24, slingshot extending hole position 25, slingshot containing groove 26, slingshot 31, hollow fastening pipe 32, outward flanging 41, fastening tip 42, bottom cover surface 43 and bottom cover edge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 and 2, a thin snap fastener comprises a male buckle 1, a female buckle 2, a button surface 3 and a fastening nail 4, wherein the fastening nail 4 is connected with the male buckle 1 through external force stamping, the button surface 3 is connected with the female buckle 2 through external force stamping, the male buckle 1 can be separated from the female buckle 2 under the action of external force, a fastening bead 11 is arranged on the male buckle 1, a circle of convex reinforcing ribs 12 are arranged at the edge of the male buckle 1, a limit cavity 13 is arranged in the fastening bead 11, an opening 14 communicated with the limit cavity 13 is arranged at the bottom surface of the male buckle 1, a limit retaining edge 15 is obliquely extended from the edge of the opening 14, and a circle of clamping groove 16 is arranged on the outer side surface of the fastening bead 11. The limiting retaining side 15 structure extending obliquely is utilized, the limiting retaining side 15 has the closing-in effect, the retaining buckle 4 can well fall off, and the limiting cavity 13 does not need a limiting structure, so that the space of the limiting cavity 13 is enlarged, the degree of deformation of the buckle 4 due to external force stamping is enlarged, and the buckle is more firmly limited in the cavity.

Preferably, the middle part of box 2 is equipped with lock joint projection 21, and the tip edge of lock joint projection 21 inwards bends out and has a round inside flanging 22, and inside flanging 22's lateral surface interval is equipped with a plurality of non-slip raised 23, and inside flanging 22 is used for joint button face 3, and the lateral wall bottom of lock joint projection 21 is equipped with the catapult and stretches out hole site 24, is equipped with catapult holding tank 25 in the box 2, is equipped with catapult 26 in the catapult holding tank 25. The height of the female button 2 is lower than that of the traditional female button, so that the female button and the button surface can clamp cloth more tightly.

Preferably, the slingshot 26 is W-shaped with the corner tips of the slingshot 26 extending from the slingshot extending apertures 24.

Preferably, the button surface 3 is provided with a hollow fastening pipe 31, the lower end of the hollow fastening pipe 31 penetrates into the fastening convex column 21 and forms an outward flange 32 under the action of external force, and the outward flange 32 and the inward flange 22 are mutually limited and fixed.

Preferably, the fastening nail 4 is provided with a fastening tip 41, and the fastening tip 41 penetrates into the limiting cavity 13 and deforms under the action of external force to be limited in the limiting cavity 13.

Preferably, the pintle 4 is further fastened to a bottom cover surface 42, and an edge of the bottom cover surface 42 is curled to form a bottom cover curl 43.

The utility model discloses a use: the hollow buckling connection pipe 31 of the button surface 3 penetrates through the first cloth 5 and penetrates into the buckling convex column 21, the bottom of the hollow buckling connection pipe 31 is outwards deformed and unfolded under the action of external force stamping to form an outward flanging, the outward flanging 32 and the inward flanging 22 are mutually limited and fixed, and the first cloth 5 is clamped between the button surface 3 and the female button 2. The fastening tip 41 of the fastening nail 4 penetrates through the second cloth 6 and penetrates into the limiting cavity 13, and under the action of external force stamping, the fastening tip 41 deforms and expands and is limited in the limiting cavity 13. The second fabric 6 is clamped between the pintle 4 and the pin 1. When the male buckle 1 is buckled with the female buckle 2, the buckle bead 11 pushes down the slingshot under the extrusion of external force and extends into the buckling convex column 21 for limiting, and the male buckle 1 can be separated from the female buckle 2 by pulling the male buckle 1 by the external force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and structures of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slim snap close, includes pin thread, box, button face and pintle, the pintle pass through external force punching press with the pin thread is connected, the button face pass through external force punching press with the box is connected, the pin thread can be under the exogenic action with the box separation, a serial communication port, be equipped with on the pin thread and detain the pearl, the edge of pin thread is equipped with the protruding strengthening rib of round, it is provided with spacing die cavity in the pearl to detain, the bottom surface of pin thread be equipped with the opening of spacing die cavity intercommunication, open-ended edge slope extends has spacing flange, the lateral surface of detaining the pearl is equipped with the round draw-in groove.

2. The thin snap fastener of claim 1, wherein the female fastener has a male fastener, the male fastener has an inward flange at its edge, the inward flange has a plurality of anti-slip protrusions spaced from the outer surface of the inward flange, the inward flange is used for engaging the surface of the button, the bottom of the sidewall of the male fastener has a protruding hole for a slingshot, the female fastener has a containing slot for the slingshot, and the containing slot has a slingshot.

3. The thin snap fastener of claim 2, wherein the slingshot is W-shaped with a corner tip extending from the slingshot exit aperture.

4. The thin snap fastener according to claim 3, wherein a hollow fastening pipe is arranged on the button surface, the lower end of the hollow fastening pipe penetrates into the fastening convex column and forms an outward flange under the action of external force, and the outward flange and the inward flange are mutually limited and fixed.

5. The thin snap fastener of claim 4, wherein the fastening pin has a fastening tip, and the fastening tip penetrates into the limiting cavity and deforms under the action of an external force to be limited in the limiting cavity.

6. The thin snap fastener of claim 5, wherein the stud further comprises a bottom cover surface, wherein an edge of the bottom cover surface is crimped to form a bottom cover curl.