Lockset applied to transom window of inclined house

Abstract

The invention relates to a lockset applied to a transom window of an inclined house, which comprises a lock catch, a base seat, a housing, a locking dog, a spring, a rocker, a connecting rod and a reset part, wherein the lock catch is provided with a locking notch; the front end part of the base seat is provided with an accommodating cavity; the housing is arranged on the outer side of the base seat, and the upper end part thereof is provided with a guide hole; the locking dog is arranged in the accommodating cavity of the base seat in a retractable way; and the front end part takes on an oblique shape; the spring is arranged in the accommodating cavity; the front end is leaned against the locking dog; the back end is leaned against the inner wall of the base seat; the tail of the rocker is rotatably arranged on the base seat and the head thereof stretches out of the guide hole of the housing and can move back and forth in the guide hole; the front end part of the connecting rod is connected with the back end part of the locking dog and the two can rotate oppositely, and the back end part of the connecting rod is connected with the middle part of the rocker and the two can move oppositely in a certain journey while not driving the rocker; the reset part supplies power which causes the rocker to move towards the direction of the locking catch. Compared with the prior art, the lockset has the advantages that the noise is greatly reduced in the use process.

Description

technical field [0001] The invention relates to a lock, in particular to a lock applied to a window. Background technique [0002] Pitched roof windows are applied to sloping roofs, which can provide sufficient sunlight for the attic. To facilitate indoor and outdoor air flow, most sloping roof windows are designed with openable and closed structures, and locks are bound to be used in the process of opening and closing. The use effect of the lock directly affects the efficacy of the roof sloping window. [0003] Many locks applied to windows are disclosed in the prior art, such as the Chinese invention patent application publication "A Novel Window Lock" (publication number CN1847594A) whose application number is 200610050768.5. The window lock includes a housing, a base and a dead bolt. The base is provided with a fixed seat, a first spring is arranged between the fixed seat and the dead bolt, and a sliding cover connected with the dead bolt is arranged on the outside of t...

AI Technical Summary

Problems solved by technology

Because the lock tongue slides in the slideway, compared with the locks in CN1847594A and CN101245680A, the noise interference is reduced, but when the lock tongue is retracted inwardly, it also drives the movement of the rocker arm, so the rocker arm will inevitably produce certain noise. In addition, the connecting rod in the strike lock is an unconventional part, which is difficult to process and manufacture

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