Safe self-locking mechanism for electric door lock of automobile

Abstract

The invention discloses a safe self-locking mechanism for the electric door lock of an automobile. The safe self-locking mechanism comprises a shell body, a pawl assembly and a ratchet wheel, whereinthe pawl assembly and the ratchet wheel are both installed in the shell body through rivets; and the ratchet wheel is provided with a self-locking drive mechanism driving the ratchet wheel to rotate around the rivet of the ratchet wheel to enable the ratchet wheel to be clamped into a lock catch, the self-locking drive mechanism comprises a self-locking connection rod, a pull line and an executer,the self-locking connection rod is installed in the shell body through a rivet, one end of the self-locking connection rod is matched with the ratchet wheel, the other end of the self-locking connection rod is connected with the pull line, and the executer receiving and pulling the pull line is arranged at one end away from the self-locking connection rod, of the pull line. The safe self-lockingmechanism disclosed by the invention realizes unlocking and self-locking functions for the door lock of the automobile, is high in reliability, and greatly reduces potential safety hazards; and moreover, the door lock is high in stability, and has anti-shock and denoising functions while ensuring the service life.

Description

technical field [0001] The invention belongs to the technical field of auto parts, in particular to a safety self-locking mechanism of an electric door lock of an automobile. Background technique [0002] The car door lock is an important part of the car body, and it is a special part integrating safety, decoration and craftsmanship. With the development of the automobile industry, the functions and types of car door locks are becoming more and more diverse. Passengers have more and more knowledge about cars, and their requirements for car comfort are getting higher and higher. For car doors, humanized opening and closing are subject to Customers and vehicle companies are paying more and more attention. [0003] The traditional car door lock has the following problems: 1. When closing the door, due to the closing resistance of the auto parts, it needs to use a large force to close it. Thereby there is bigger potential safety hazard; Two, and in the door lock switch process...

AI Technical Summary

Problems solved by technology

[0003] The traditional car door lock has the following problems: 1. When closing the door, due to the closing resistance of the auto parts, it needs to use a large force to close it. Thus there is a greater potential safety hazard; two, and in the door lock switch process, the noise generated by the collision brings discomfort to the people and affects its service life

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