Automobile elevator swing arm type limiting blocking device

The invention relates to an automobile elevator swing arm type limiting blocking device which comprises two blocking rods used for blocking automobile wheels from rolling and arranged on an elevator bottom plate at the bottom of an automobile and located on the inner sides of two front wheels or two rear wheels. The blocking rod rotating mechanism comprises connecting rod swing arms, a transmission disc and a motor, the power output end of the motor is connected with the transmission disc, the two ends of the transmission disc are each rotationally connected with one connecting rod swing arm, and the ends of the two connecting rod swing arms are each fixedly connected with one blocking rod. The device can prevent an automobile from slipping in the lift car when the blocking rod extends out, the blocking rod is located in the center of the lift car when the blocking rod retracts, passing of the automobile is not affected, and the operation difficulty of the automobile entering and exiting the lift car is reduc