Shock reducing device for automobile

The utility model relates to a shock-absorbing device for an automobile, comprising an automobile chassis, wherein, a support frame of the automobile chassis is connected with a steel spring plate via a shaft; the steel spring plate is arranged on a main shaft of a wheel hub of the automobile; both outer sides of the automobile chassis are attached with a subchassis; a first swinging arm which is arranged on the main shaft is connected with a second swinging arm via a telescoping mechanism; a crank of the second swinging arm is arranged on a fulcrum shaft of the automobile chassis; the head of the second swinging arm is arranged on an auxiliary shaft of the subchassis, and is connected with a second steel spring plate of which both ends are matched with the subchassis via a shelf roller. With additional devices, such as the subchassis, etc., the automobile can reduce shock when passing through places with pavement irregularity such as a pit, etc.