Anti-collision type power-assisted vehicle door

The utility model discloses an anti-collision power-assisted vehicle door which comprises a plurality of vehicle doors arranged on the two sides of a vehicle body, the vehicle body is connected with the vehicle doors through pivot joint units, an anti-collision device comprises sliding rails arranged on the vehicle doors, guide wheels are arranged on the sliding rails in a matched mode, the guidewheels are connected with a stepping motor through lead screws, and the guide wheels are further hinged to the side portions of the vehicle body through connecting rods. A linear displacement sensor is also arranged between the vehicle door and the vehicle body; according to the door opening system with the reliable and reasonable structure, servo assistance can be carried out in real time when apassenger opens and closes a vehicle door, and the warning and safety protection effects of door opening collision prevention are achieved through data communication with the vehicle body radar. 本实用新型公开了一种防撞型助力车门，包括设置在车体两侧的数个车