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Fastener and double-end zip fastener with same

A technology of fasteners and female fasteners, applied in the field of bag fasteners and boxes, can solve problems such as unreliable fastening connection and unreasonable structure of zipper fasteners, etc., to achieve convenient opening and fastening, reliable fastening, and easy to use convenient effect

Active Publication Date: 2015-08-19
GUANGDONG SIRUI OPTICAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] For this reason, the technical problem to be solved by the present invention is that the unreasonable structure of the zipper fastener in the prior art leads to unreliable snap-fit ​​connection, or the problem of being easily opened, and provides a snap-fit ​​connection that is reliable and easy to use Convenient fastener and double-ended zipper with this fastener

Method used

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  • Fastener and double-end zip fastener with same
  • Fastener and double-end zip fastener with same
  • Fastener and double-end zip fastener with same

Examples

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Embodiment 1

[0035] Such as Figure 1-5 As shown, a fastener in this embodiment includes a male fastener A and a female fastener B,

[0036] The male fastener A includes a male fastener main body A1, a protruding piece disposed on the male fastener main body A1, the protruding piece includes a protruding piece body A2, and a protruding piece disposed on the protruding piece body A2 A3 on the outer wall, and after the protruding part A3 is radially squeezed, the protruding part shrinks in the radial direction, and the protruding part shrinks in the radial direction, and the protruding part can be extruded to make the The protruding part body A2 shrinks in the radial direction. Of course, the protruding part A3 can also be elastically arranged on the protruding part, and the protruding part A3 is shrunk in the protruding part body A2 by squeezing the protruding part A3. In this embodiment, it is preferable that the main body A2 of the protruding part can shrink in the radial direction after...

Embodiment 2

[0046] Such as Figure 6-10 As shown, the difference between Embodiment 2 and Embodiment 1 is that the end surface of the cylinder is provided with an escape groove A4 that divides the cylinder into two split parts, and each of the split parts One said protruding part A3 is provided on each outer wall, two said second hole parts B3 are arranged on corresponding positions of said insertion cavity, and two said second hole parts B3 are arranged on corresponding positions of the inner side walls of said first hole parts B2 There are two locking grooves B4 on it.

[0047] A double-ended zipper of the present invention includes fastener elements and two sliding zipper pulls matched with the fastener elements, and also includes the fastener in the above embodiment, the flexible connector C of the male fastener A The flexible connecting piece C and the female fastener B are respectively connected with the two sliding zipper pulls. In this way, after the zipper is pulled up, the fas...

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Abstract

The invention discloses a fastener. A protruding piece of a male fastener comprises a protruding piece body and a protruding part; after the protruding part is extruded in the radial direction, the protruding piece body is retracted along the radial direction; a female fastener comprises a female fastener main body, and an inserting cavity formed in the female fastener main body; the inserting cavity comprises a first hole groove part and a second hole groove part; a locking groove for preventing the protruding part from being axially released from the female fastener is formed in the inner wall of the first hole groove part; a restraining guide groove is further formed between the locking groove and the second hole groove part; when the protruding piece rotates back and forth relative to the inserting cavity, the protruding part rotates back and forth between the second hole groove part and the locking groove along the restraining guide groove, and the shape of the restraining guide groove meets the following conditions: when the protruding piece body rotates from the second hole groove part to the locking groove at the protruding part, the restraining guide groove is extruded and retracted in the radial direction. The fastener has a simple structure and is reliable to buckle and convenient to operate; when the fastener is applied to zip fasteners of bags and suitcases, the bags and suitcases can be prevented from being opened by stealers without knowing of users.

Description

technical field [0001] The invention relates to the field of fasteners, in particular to a fastener used for boxes and bags. Background technique [0002] People often like to carry boxes and bags to place their belongings when they go out daily, but the boxes and bags of the prior art are generally only opened and closed by the form of zippers. To open the problem of theft, Chinese patent document CN103653566A discloses a zipper fastener, which includes two sliders for connecting elongated chain straps, each slider has a pull tab, in order to improve the zipper The security of the fastener, by a sliding and turning action that rotates one pull-tab relative to the other about an axis extending in the longitudinal direction of the strap such that the pull-tabs interlock with each other. [0003] The zipper fasteners of the above-mentioned patent documents are fastened together after the protrusion on the first pull piece is inserted into the groove on the second pull piece. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A44B17/00A44B19/00
CPCA44B19/301F16B21/04F16B5/10A44B19/305A44B19/26A44B99/005A44B17/0023A44B17/0041A45C13/18
Inventor 陈奕川
Owner GUANGDONG SIRUI OPTICAL CO LTD
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