Automotive vehicle tail gas filtration purification and noise elimination system

The invention discloses an automotive vehicle tail gas filtration purification and noise elimination system which comprises a noise elimination device, a venting device and a purification device, wherein the noise elimination device is provided with a silencer; the venting device is provided with a vent pipe; the silencer is fixedly connected with one end of the vent pipe, and the other end of the vent pipe is fixedly connected with a stainless steel pressure-relief porous hole which is fixedly connected with the interior of a port of the vent pipe; the purification device is provided with a water trough; the water trough is provided with a water trough cover matched with the water trough, and the water trough cover is provided with a pipe communicating hole; an exhaust device comprises an exhaust port; the exhaust port is fixedly connected with the water trough cover and is internally provided with an exhaust pipeline matched with the exhaust port. According to the automotive vehicle tail gas filtration purification and noise elimination system, noise elimination is performed on automobile tail gas by use of the silencer, the automobile tail gas is introduced into the water trough and is filtered by use of water so as to eliminate harmful ingredients in the tail gas, so that the purposes of reducing noise pollution, alleviating automobile tail gas pollution, facilitating people and protecting the ecological environment are achieved.