Vehicle door emergency unlocking control method and vehicle door system

Abstract

The invention discloses a car door emergency unlocking control method and a car door system. When the handle needs to be operated, the invention firstly opens the protective cover of the emergency exit device, or after opening the protective cover, operates the emergency door at a small angle that cannot unlock the car door. The handle of the exit device; then if the vehicle is in a power failure situation, the handle of the emergency exit device is released by the handle control structure, allowing the handle to operate; if not, the vehicle door evacuation request circuit is activated, and the vehicle door evacuation request circuit sends a signal to the train The system sends an evacuation request signal; after receiving the evacuation request signal, the train signal system controls the vehicle to stop in a safe area to activate the zero-speed vehicle line signal, and controls the vehicle door to be prohibited from unlocking. The vehicle line signal is invalid, and then the control handle is released by the handle control structure , allowing handle manipulation. The invention improves the safety of whether the door can be opened manually, thereby better ensuring the safe evacuation of passengers.

Description

technical field [0001] The present invention relates to the technical field of emergency unlocking of vehicle doors, more specifically, to a control method for emergency unlocking of vehicle doors, and the present invention also relates to a vehicle door system. Background technique [0002] The emergency exit device is a necessary part of the door system of rail transit vehicles. It is used to manually unlock the door in emergency situations permitted by the operator (such as vehicle failure and power loss, etc.), so as to ensure that the door can still be used as an escape exit for the people in the vehicle at this time. device. [0003] Under normal circumstances, the emergency exit device is mainly composed of a protective cover, an operating handle, a housing and a wire rope pulley, and is installed on the interior parts near the door by bolts, and is on the passenger's visual interface. Passengers can open the protective cover in an emergency, operate the handle accor...

AI Technical Summary

Problems solved by technology

[0012] However, the above-mentioned control method for emergency unlocking of the car door is controlled by the car door control unit whether the car door can be opened manually, which is less safe.

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