A car door safety structure

Abstract

The invention relates to the technical field of elevators, in particular to a car door safety structure. The car door safety structure comprises a car and a safety door, the car comprises a car door, and the car door safety structure is characterized in that the safety door is a transparent safety door and comprises a left door body and a right door body, a first handheld opening is formed in the joint of the left door body and the right door body, the safety door and the car door are connected with a pressure sensor and an audible and visual alarm, the pressure sensor and the audible and visual alarm are connected with a controller through connecting lines, the car door comprises a left car door body and a right car door body, and a second handheld opening is formed in the joint of the left car door body and the right car door body. The safety door and the car door are connected with the pressure sensor and the audible and visual alarm, a trapped person can apply certain pressure to the car door, the pressure sensor senses the pressure and transmits pressure signals to the controller, the controller controls the audible and visual alarm for alarming reminding, and use safety is greatly improved.

Description

technical field [0001] The invention relates to the technical field of elevators, in particular to a car door safety structure. Background technique [0002] The elevator car door is a sliding door panel structure. In the existing structure, the door panel of the elevator car is opened or closed by the electric control device, but after the external power is cut off, the elevator car door panel cannot be effectively locked. It is very dangerous in the elevator industry. In order to effectively lock the door panels of the elevator car, it is necessary to add a complicated control mechanism, which leads to an increase in the cost of production and processing, and also increases the weight of the elevator. [0003] Now in public places, some drunks or lawbreakers will destroy the safety door of the car, which may cause people to fall into the well, resulting in the safety of life and property. Contents of the invention [0004] The object of the present invention is to provi...

AI Technical Summary

Problems solved by technology

[0002] The elevator car door is a sliding door panel structure. In the existing structure, the door panel of the elevator car is opened or closed by the electric control device, but after the external power is cut off, the elevator car door panel cannot be effectively locked. It is very dangerous in the elevator industry. In order to effectively lock the door panels of the elevator car, it is necessary to add a complex control mechanism, which will increase the cost of production and processing, and also increase the weight of the elevator.

[0003] Now in public places, some drunks or lawbreakers will destroy the safety door of the car, which may cause people to fall into the well and cause personal and property safety.

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