Disassembling prevention wrist strap lock catch

Abstract

The invention discloses a disassembling prevention wrist strap lock catch which comprises a wrist strap, a lock catch body matched with the wrist strap, a vacuum cover provided with a negative pressure air outlet hole, a reset spring, a lock pin and a rubber diaphragm. The wrist strap is provided with wrist strap through grooves, the tail of the wrist strap is connected with the lock catch body, the head of the wrist strap penetrates through the lock catch body, and a vacuum bin is formed by the lock catch body and the vacuum cover. The reset spring, the lock pin and the rubber diaphragm are arranged in the vacuum bin, the rubber diaphragm is arranged on the bottom face of the vacuum bin, the upper end of the reset spring is connected with the vacuum cover, and the lower end of the reset spring is connected with the lock pin. The lock pin penetrates through the rubber diaphragm and the lock catch body and is inserted into the corresponding wrist strap through groove to lock the wrist strap. By the adoption of the structure, the structure and purpose for preventing disassembling of a lock without permission are achieved; a pure mechanical structure is adopted, the structure is simple, the production cost is low, and assembling is convenient; the disassembling prevention wrist strap lock catch is easy to use, stable and reliable in performance, long in service life and not prone to damage.

Description

technical field [0001] The invention relates to the technical field of wrist strap buckles, in particular to a disassembly-proof wrist strap lock buckle. Background technique [0002] The anti-disassembly wrist strap lock includes a wrist strap and a lock body matched with the wrist strap. There are several types of anti-disassembly wristband locks currently available on the market, all of which have obvious defects. [0003] 1. Tighten the screws. This is a more traditional mechanical fastening method. Directly use screw-like objects and screwdriver-like tools to lock the wristband and the buckle body tightly. When disassembling, use screwdriver-like tools to remove the screws to release the wristband. This method is cumbersome and time-consuming to operate, and the screws and screwdrivers are easy to hurt people during use and are unsafe. [0004] 2. Strong magnetic unlocking. For example, the anti-theft buckle used in supermarkets. This structure is to use strong ma...

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to disclose an anti-disassembly wristband lock, which solves the problems of cumbersome and time-consuming operation, poor anti-disassembly effect, and easy failure

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