CN210581287U

CN210581287U - Anti-theft zipper

Info

Publication number: CN210581287U
Application number: CN201921364588.3U
Authority: CN
Inventors: 吕伟民; 宋永剑; 李科
Original assignee: Anta China Co Ltd
Current assignee: Anta China Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-22
Anticipated expiration: 2029-08-21

Abstract

An anti-theft zipper is disclosed, the anti-theft zipper comprising: a zipper tooth; the first pull head is arranged on the zipper teeth and is provided with a first pull piece; the first pulling piece is provided with a clamping block; the clamping block comprises a rotating connecting part and a backstop part which are fixedly connected into a whole; the rotary connecting part is fixedly connected to the first pull sheet; a second slider which is mounted on the fastener element opposite to the first slider and has a lock hole; the first pull piece and the second pull piece are relatively rotated between a first position and a second position, and in the first position, the locking hole allows the fixture block to pass through or be separated out, and the rotating connecting part and the locking hole are rotatably connected; when the locking part is in the second position, the retaining part deflects relative to the locking hole and cannot be separated from the locking hole. The anti-theft zipper realizes the locking connection between the two pulling pieces in a rotating mode, is convenient to operate, and the pulling pieces are not easy to separate in the locking connection process; the structure is simpler, and the cost of the product is favorably reduced.

Description

Anti-theft zipper

Technical Field

The utility model relates to a technical field of zip fastener, concretely relates to theftproof zip fastener.

Background

The existing anti-theft zipper is commonly buckled by arranging buckles on the two zipper strips, and the zipper strips are easy to be pulled apart in the mode, so that the anti-theft effect is poor; in addition, the mode that the pulling-on piece is locked through setting up a trick lock at the edge of zip fastener is still adopted to current theftproof zip fastener to play the effect of theftproof, but this kind of mode then has the operation comparatively inconvenient, and improved the cost of product to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects or problems in the background technology and provide an anti-theft zipper, which realizes the locking connection between two pulling pieces in a rotating way, is convenient to operate and has the pulling pieces not easy to be separated in the locking connection process; the structure is simpler, and the cost of the product is favorably reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-theft zipper comprising: a zipper tooth; the first pull head is arranged on the zipper teeth and is provided with a first pull piece; the first pulling piece is provided with a clamping block; the fixture block comprises a rotary connecting part and a backstop part which are fixedly connected into a whole; the rotary connecting part is fixedly connected to the first pull sheet; a second slider which is mounted on the fastener element opposite to the first slider and has a lock hole; the first pull piece and the second pull piece rotate relatively between a first position and a second position, and in the first position, the locking hole allows the fixture block to pass through or be separated out, and the rotating connecting part and the locking hole form rotating connection; when the locking part is in the second position, the retaining part deflects relative to the locking hole and cannot be separated from the locking hole.

Further, the rotary connecting part is an upright post; the backstop part is a bulge convexly arranged on the side wall of the upright post; the protrusion is arranged at an interval from the surface of the first pull tab.

Further, the clamping block and the locking hole are respectively arranged at the end parts of the first pull piece and the second pull piece.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. in the anti-theft zipper, when the first slider and the second slider are far away from each other, the zipper teeth are opened, and when the first slider and the second slider are close to each other, the zipper teeth are closed; when the first pull head and the second pull head are separated by a certain distance, the first pull piece and the second pull piece are connected at a first position, and at the moment, the locking hole can allow the fixture block to pass through or be separated out, so that the first pull piece and the second pull piece are aligned; the rotary connection can be in shape rotary connection in the lock receiving hole, so that the rotary matching relationship between the first pulling piece and the second pulling piece is realized; when the first pull head and the second pull head are separated by another distance, the first pull piece and the second pull piece rotate to a second position relative to the first position, and at the moment, the backstop part on the fixture block deflects relative to the locking hole and cannot be separated from the locking hole, so that the locking relation of the first pull piece and the second pull piece is realized; when the first pull piece and the second pull piece need to be disengaged again, the positions of the first pull piece and the second pull piece are adjusted, so that the first pull piece and the second pull piece rotate to the first position again, and the clamping block is disengaged from the locking hole; simple structure, low in production cost, convenient and the anticreep effect of operation is strong, and the theftproof effect is good.

2. The rotating connecting part and the backstop part on the clamping block are simple in structure and reliable in function.

3. The clamping block and the locking hole are respectively arranged at the end parts of the first pulling piece and the second pulling piece, so that the attractive appearance is better, meanwhile, the distance between the clamping block and the first pulling piece or the second pulling piece is far, the angle capable of rotating relatively is larger, the anti-falling capability is favorably improved, and the anti-theft effect of the zipper is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the structure of an anti-theft zipper according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a first pull tab and a second pull tab in a first position according to an embodiment of the present invention;

fig. 3 is a schematic view of an assembly relationship of a first pull tab and a second pull tab in a first position according to an embodiment of the present invention;

fig. 4 is a schematic view of the assembly relationship of the first pull-tab and the second pull-tab in the second position according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a latch on the first tab in an embodiment of the present invention.

Description of the main reference numerals:

a fastener element 1; a first slider 2; a first pull tab 21; a latch 211; the rotation connecting portion 2111; a backstop portion 2112; a first ferrule 212; a first collar 22; a second slider 3; a second pull tab 31; a lock-up hole 311; a second ferrule 312; a second collar 32; a chain belt 4.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, all directional or positional relationships, such as those using the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like, are based on the directional or positional relationships illustrated in the drawings and are for the purpose of convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 to 5, fig. 1 to 5 show structural schematic views of the anti-theft zipper. In the embodiment, the antitheft slide fastener includes a fastener element 1, a first slider 2, and a second slider 3.

Wherein the fastener elements 1 are oppositely arranged on the edges of the cloth belts 4 on two sides.

The first slider 2 and the second slider 3 are both arranged on the zipper teeth 1, and the common double-head zipper can lock the zipper teeth 1 at two sides when the first slider 2 and the second slider 3 respectively move to the side close to the second slider 3 or the first slider 2; when the first slider 2 and the second slider 3 respectively want to move away from the second slider 3 and the side where the first slider 2 is located, they can separate the fastener elements 1 on both sides.

In the present embodiment, the first slider 2 is provided with a first pull tab 21; specifically, one end of the first pull tab 21 is provided with a first collar 212; the first pull head 2 is provided with a first collar 22, and the first collar 212 and the first collar 22 are rotatably sleeved, so that the first pull piece 21 is attached to the first pull head 2.

The first pull tab 21 is further provided with a fixture block 211, preferably, one end of the fixture block 211, which is far away from the first collar 212, is arranged on the other end of the first pull tab 21, the fixture block 211 comprises a rotation connecting portion 2111 and a backstop portion 2112 which are fixedly connected into a whole, and the rotation connecting portion 2111 is fixedly connected to the first pull tab 21; specifically, in this embodiment, the fixture block 211 is an upright column, and one end of the upright column is fixedly connected to the surface of the first pull tab 21; the retaining portion 2112 is a protrusion protruding from the sidewall of the pillar, and the protrusion is spaced from the surface of the first pull tab 21 to form a retaining fit with the second pull tab 31.

The second slider 3 is provided with a second pull-tab 31, the connection mode between the second pull-tab 31 and the first slider 2 is consistent with the connection mode between the second pull-tab 31, specifically, one end of the first pull-tab 21 is provided with a second loop 312, the first slider 2 is provided with a second loop 32, the second loop 312 and the second loop 32 are rotatably sleeved, and the attachment of the second pull-tab 31 on the second slider 3 is realized.

The second pull tab 31 is provided with a through-going lock-receiving hole 311 in its thickness direction. The first pull-tab 21 and the second pull-tab 31 are relatively rotated between a first position and a second position, specifically, in the first position, the locking hole 311 allows the latch 211 to pass through or come out, and the rotation connection portion 2111 is rotatably connected with the locking hole 311; in the second position, the retaining portion 2112 is deflected with respect to the lock hole 311 and cannot escape from the lock hole 311.

The specific operation mode is as follows: when the first slider 2 and the second slider 3 move to the position separated by the first distance, the latch 211 on the first pull tab 21 and the locking hole 311 on the second pull tab 31 can be aligned and penetrated, after the retaining portion 2112 passes through the locking hole 311 from one side of the second pull tab 31, the position of the first slider 2 and/or the second slider 3 is moved to be separated by the second distance, because of the rotation fit relationship of the rotation connecting portion 2111 and the locking hole 311, the first pull tab 21 and the second pull tab 31 are relatively rotated to the second position, at this time, the retaining portion 2112 deflects relative to the locking hole 311, deviates from the locking hole 311 and is in retaining abutment with the surface of the second pull tab 31, therefore, the latch cannot be released from the locking hole 311, the locking of the first pull tab 21 and the second pull tab 31 is realized, and the locking manner can be unlocked only when the first pull tab 21 and the second pull tab 31 are relatively rotated to the proper position, if not the user takes off parcel product oneself operation, other people generally all are difficult to carry out the unblock, the thief is at the in-process of unblock, if the unable accurate control in first pull head 2 and second pull head 3 position, consequently, it unlocks extremely to be difficult to, the in-process of trying the unblock also can very easily be found by the consumer, it is visible, the theftproof effect preferred of the theftproof zip fastener that this embodiment provided, and the structure is comparatively simple, not only it is comparatively convenient in the operation, be favorable to reducing the manufacturing cost of product simultaneously.

In this embodiment, the first pull tab 21 and the second pull tab 31 have the same shape and size, and are symmetrically arranged on the two pull heads, so that the appearance is good. The fixture block 211 and the locking hole 311 are respectively arranged at the end parts of the first pull-tab 21 and the second pull-tab 31, so that the attractive appearance can be improved, meanwhile, the distance between the fixture block and the first pull-tab 2 or the second pull-tab 3 is far, and the relative rotation angle is larger, therefore, the anti-falling capability can be improved, and the anti-theft effect of the zipper is better.

Preferably, in the present embodiment, the cross-sectional shape of the locking hole 311 may be circular, oval, polygonal, or the like; when the locking hole 311 is oval, the retaining portion 2112 may be an oval protrusion formed at the end of the pillar, so that the appearance is better.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention.

Claims

1. An anti-theft zipper, characterized by comprising:

a zipper tooth;

the first pull head is arranged on the zipper teeth and is provided with a first pull piece; the first pulling piece is provided with a clamping block; the fixture block comprises a rotary connecting part and a backstop part which are fixedly connected into a whole; the rotary connecting part is fixedly connected to the first pull sheet;

a second slider which is mounted on the fastener element opposite to the first slider and has a lock hole;

the first pull-tab and the second pull-tab are relatively rotated between a first position and a second position,

when the clamping block is in the first position, the locking hole allows the clamping block to pass through or be separated from the clamping block, and the rotating connecting part and the locking hole form rotating connection;

when the locking part is in the second position, the retaining part deflects relative to the locking hole and cannot be separated from the locking hole.

2. An anti-theft zipper according to claim 1, wherein said rotary connecting part is a post; the backstop part is a bulge convexly arranged on the side wall of the upright post; the protrusion is arranged at an interval from the surface of the first pull tab.

3. The anti-theft zipper of claim 2, wherein the latch and the locking hole are provided at the ends of the first pull-tab and the second pull-tab, respectively.