Passenger car and front wall door assembly thereof

Abstract

The invention relates to a passenger car and a front wall door assembly thereof. The front wall door assembly of the passenger car comprises a door body and a bumper located below the door body. A door body connecting piece is arranged on the lower portion of the door body, the door body connecting piece is provided with a door body hinge portion used for being hinged to the front wall framework around a straight line extending in the left-right direction, a bumper hinge portion used for being hinged to the front wall framework around the straight line is arranged on the lower portion of the bumper, and a door lever locking and unlocking device is arranged between the door body and the bumper. A door lever locking and unlocking device is arranged between the door body and the bumper; the hinge axis of the door body connecting piece and the front wall framework and the hinge axis of the bumper and the front wall framework are located on the same straight line, so that the door body andthe bumper can be turned downwards together, interference of the hinge position of an upper access door in the prior art to an access space is avoided, the access space is increased, and work of workers is facilitated.

Description

technical field [0001] The invention relates to a passenger car and a dash door assembly thereof. Background technique [0002] Most of the front flap doors of existing passenger cars adopt an upturn structure design, that is, the upper end of the front flap door is hinged on the cowl frame, and the lower end is locked on the cowl frame. For example, the Chinese utility model patent with the authorized announcement number CN206664729U discloses a flip-type front safety door for pure electric passenger cars. Locking, so that the front safety hatch can rotate around the upper end after the lower end is unlocked, so as to realize the opening of the front safety hatch. After the above-mentioned front security door is opened, the staff needs to squat down to enter the inside of the front security door to repair and maintain the front wall of the bus, which is inconvenient for the staff to work, and because the front security door is too small, the scope of maintenance is limited...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a passenger car cowl door assembly to solve the problem in the prior art that the hinged position of the upper maintenance door will interfere with the maintenance space after the upper and lower maintenance doors are opened; the purpose of the present invention is also to Provide a passenger car using the front wall door assembly of the passenger car

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