Full-automatic escape door linkage control mechanism of large and medium-sized passenger cars

Abstract

The invention discloses a full-automatic escape door linkage control mechanism of large and medium-sized passenger cars. The full-automatic escape door linkage control mechanism comprises an escape door opening button and an escape door closing button. The escape door opening button electrically controls an unlocking mechanism. The unlocking mechanism comprises a rotating disc, a pull wire and anair cylinder. One end of the pull wire is mounted in the circumferential direction of the rotating disc, and the other end of the pull wire is connected with an escape door locking mechanism. The escape door locking mechanism is mounted in a door frame and is used for locking an ascending window and a pedal. The escape door closing button electrically controls an automatic take-back mechanism. Theautomatic take-back mechanism comprises a pneumatic telescopic rod and a twisting force mechanism. The pneumatic telescopic rod is used for taking back the ascending window, and the twisting force mechanism is used for folding the pedal. The full-automatic escape door linkage control mechanism has the advantages of being high in control speed, high in safety, fast in withdrawing, practical, reliable and the like.

Description

technical field

[0001] The invention relates to an escape device installed on a vehicle, which is used for emergency evacuation of people in the compartment when an emergency occurs in the vehicle, in particular to a linkage control mechanism suitable for a fully automatic emergency escape door of a large and medium-sized passenger vehicle. Background technique

[0002] In recent years, due to various reasons, public transport vehicles have experienced many major property losses or mass casualties, resulting in irreparable and serious consequences. How to improve the safety of public transport vehicles, so that the occupants can escape quickly when danger occurs, and avoid or reduce casualties to the greatest extent, is a major problem that public transport vehicles are facing and needs to be solved urgently. The body of large and medium-sized passenger cars is generally a fully fixed installation structure, and there are only two or three doors for passengers to get on and ...

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