Anti-collision device for left rear door of vehicle

The utility model discloses a vehicle left rear door anti-collision device which comprises an anti-collision seat, an anti-collision cover is arranged on the right side of the anti-collision seat, two sets of grooves are formed in the right side of the anti-collision seat, inner cavities of the grooves are fixedly connected with sliding blocks, inner cavities of the grooves are fixedly connected with sliding rods and three sets of springs, and the sliding rods are fixedly connected with the sliding blocks. Two sets of connecting plates are arranged on the right side of the groove, and an inner cavity of the anti-collision cover is fixedly connected with a connecting block. According to the anti-collision device for the left rear door of the vehicle, when a door plate of the vehicle is collided, impact force can firstly act on an anti-collision cover, at the moment, a connecting block is compressed in the direction of a groove in an anti-collision seat, and under the action of a connecting plate arranged in a