Security locks and sliding doors and windows

Abstract

The invention relates to a safety lock and a sliding door and window. The safety lock comprises a lock bracket, a lock body, a lock tongue and a shifting block, wherein the lock bracket is provided with a first clamping position and a second clamping position in the push-pull direction of the sliding door and window; the lock body is located on one side of the lock bracket; a sliding groove is formed in the lock body; a groove opening of the sliding groove faces the lock bracket; the lock tongue is slidably inserted in the sliding groove; the lock tongue is elastically connected with the lockbody so as to make the lock tongue do telescopic motion relative to the lock bracket; when the lock tongue extends to the first clamping position along the sliding groove, the lock tongue is matched with the first clamping position; when the lock tongue extends to the second clamping position along the sliding groove, the lock tongue is matched with the second clamping position; the shifting blockis connected to the lock tongue and can move in the telescopic motion direction of the lock tongue relative to the lock body so as to drive the lock tongue to do telescopic motion relative to the lock bracket relative to the lock bracket. Thus, the sliding door and window comprising the safety lock can be safer in use.

Description

technical field [0001] The invention relates to the technical field of sliding doors and windows, in particular to safety locks and sliding doors and windows. Background technique [0002] In daily life, sliding doors and windows are widely used because of their advantages such as low cost and convenient use. Usually, sliding doors and windows only have two modes of locking and opening. When the sliding doors and windows are opened for ventilation, the degree of opening of the sliding doors and windows can be adjusted at will, which is prone to incidents such as falling objects, and there is a high potential safety hazard. Contents of the invention [0003] Aiming at the problem of unsafe use of sliding doors and windows, a sliding door and window and a safety lock are provided. [0004] A safety lock for sliding doors and windows, the safety lock includes: [0005] A lock seat, the lock seat is provided with a first locking position and a second locking position along t...

AI Technical Summary

Problems solved by technology

[0003] Aiming at the unsafe use of sliding doors and windows, a sliding door and window and a safety lock are provided

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