Inflow-preventing exhaust tail device for automobiles

Abstract

The invention discloses an inflow-preventing exhaust tail device for automobiles. The inflow-preventing exhaust tail device is characterized by comprising a pipe body capable of being fixed to the exhaust end of an automobile exhaust pipe in a sleeved mode; a connection part is arranged at one end of the pipe body and is provided with an insertion and connection groove, a seal ring is arranged in the insertion and connection groove and comprises a bottom ring arranged on the bottom of the insertion and connection groove, the bottom ring is provided with a wall ring capable of being attached to the inner wall of the insertion and connection groove, a downward waterproof stop sheet is arranged on the inner wall of the pipe body, a movable waterproof stop sheet mechanism capable of moving towards the waterproof stop sheet and closing the pipe body when water enters the pipe body is arranged between the waterproof stop sheet and the exhaust end of the pipe body, and a silencer is arranged at the tail end of the pipe body. The inflow-preventing exhaust tail device for the automobiles aims to overcome the shortcomings in the prior art, is simple in structure and convenient to install and can effectively prevent backward flowing for the automobiles.

Description

technical field [0001] The invention relates to an automobile tail throat device for preventing water ingress. Background technique [0002] The automobile exhaust pipe is to eliminate the exhaust gas after the combustion of the engine. In use, since the usual automobile exhaust pipe is installed at the bottom of the car, the exhaust pipe at a lower position should Pipes can easily cause water to flow back into the exhaust pipe, which can easily cause engine damage. Also do not have effective device to solve the problem of anti-backflow of automobile at present. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies in the prior art and provide a vehicle anti-water tailpipe device which is simple in structure, easy to install and can effectively prevent the vehicle from pouring back. [0004] In order to achieve the above object, the present invention adopts the following scheme: [0005] An automobile anti-water tail thr...

AI Technical Summary

Problems solved by technology

[0002] The automobile exhaust pipe is to eliminate the exhaust gas after the combustion of the engine. In use, since the usual automobile exhaust pipe is installed at the bottom of the car, the exhaust pipe at a lower position should The pipe is very easy to cause water to flow back into the exhaust pipe, which is easy to cause engine damage

At present, there is no effective device to solve the problem of automobile anti-backflow

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