Double-sided self-lock zipper slider

Abstract

The invention relates to a double-sided self-lock zipper slider, which comprises a slide block body, two caps, an upper hook, a lower hook and an elastic element, wherein the slide block body comprises an upper wing plate, a connecting column and a lower wing plate, the upper wing plate is provided with a through hole, a connecting passage passes through and is arranged on the connecting column, the upper hook comprises a transmission part, a pivoting part and a hook part, the lower hook comprises a transmission part and a pivoting part, both transmission parts of the upper hook and the lower hook are accommodated inside the connecting passage, a press block is respectively arranged inside each cap, the press blocks respectively push against the pivoting parts of the upper hook and the lower hook, the bottom end of the transmission part of the upper hook is provided with an engaging part, the top end of the transmission part of the lower hook is provided with an engaging part, the engaging part of the upper hook is engaged with the engaging part of the lower hook, the elastic element is elastically pushed against the upper hook or the lower hook, so the hook part of the upper hook is inserted inside a through hole of the upper wing plate. The zipper slider has the advantages of simple structure and easiness in assembling.

Description

technical field

[0001] The invention relates to a zipper slider, in particular to a double-sided self-locking zipper slider. Background technique

[0002] Existing zipper sliders can be roughly divided into self-locking zipper sliders and non-self-locking zipper sliders. Non-self-locking zipper sliders may slide along the zipper tape under non-human conditions, while self-locking zipper sliders can prevent sliding under non-human operating conditions through a specially designed self-locking mechanism. For example, U.S. Patent No. 4,123,828 issued on November 7, 1978 discloses a self-locking zipper puller, which includes a body, an upper hook, a lower hook and an elastic piece. The main body includes an upper wing plate, a lower wing plate and a guide column. The front ends of the two horse hooks are respectively provided with abutment parts, and the rear ends of the horse hooks are also provided with a hook portion. The guide post is provided with a channel corresponding ...

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