A backrest of a car seat

Abstract

The invention relates to a backrest of an automobile seat. The backrest comprises a backrest framework. The framework is provided with an n-shaped shell and a beam connecting the two sides of the shell, wherein the shell extends in the circumferential direction of the framework. A safety belt guide plate is rotationally connected to the shoulder of the shell, and the shoulder of the shell is provided with a supporting spring which limits the rotating angle of the safety belt guide plate on the shoulder of the shell. One side of the safety belt guide plate is connected with a supporting plate facing the bottom of the shell. The two ends of the supporting spring are connected to the two sides of the shell respectively. The supporting portion of the supporting spring is connected to the supporting plate in an abutting mode. According to the backrest of the automobile seat, due to the fact that the safety belt guide plate is arranged on one side of the shoulder of the framework, when a safety belt is in use, no matter where and at which angle the backrest is adjusted, the safety belt guide plate is always on the shoulder of the framework to be adjusted along with the backrest, and it is ensured that the safety belt guide plate and the backrest are always in the best and safest position relation.

Description

technical field [0001] The invention relates to a car seat, in particular to a backrest frame of the car seat. Background technique [0002] In recent years, with the continuous development of my country's automobile market and the continuous increase of automobile penetration rate, automobile safety performance has become an important factor considered by consumers when purchasing cars. Various automobile manufacturers are also paying more and more attention to automobile safety issues. Crash testing is a consideration An important indicator of vehicle safety. The car seat belt is a device used in the car to ensure that the passengers and the driver are prevented from being injured by the airbag when the body is hit hard, and it plays a role of restraint displacement and buffering. Usually, seat belts are installed on the front and rear seats of the car. When in use, the seat belt is pulled out from the retractor, passes through the seat belt guide plate (or seat belt outle...

AI Technical Summary

Problems solved by technology

The existing seat belt guide plate (or seat belt outlet) is installed on the side or rear of the seat (for the rear seat), and the passenger usually adjusts the position of the seat forward and backward when riding, and adjusts the angle of the seat , during the adjustment process, the seat belt guide plate (or the seat belt outlet) will be far away from the car seat, making the two out of the best and safest positional relationship, resulting in the seat belt not being able to protect the car well in the event of a collision. personnel, there is a safety hazard

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