| 摘要 |
An exhaust pipe construction for a motor vehicle includes a connecting device, a discharge device, and a filter disposed between the connecting device and the discharge device. The connecting device is a tee tube having a first port connected to an exhaust port of the engine compartment the motor vehicle, a second port connected to an intake port of the filter tank and a third port opened to the outside environment. The filter tank has a space for accommodating at least one filter unit. The filter tank has the intake port at a front end thereof and a discharge port at a rear end thereof, the discharge port being connected to the discharge device. The space inside the filter tank accommodates treated alkaline water of a predetermined amount. The filter unit has two guide tubes and three fork tubes, all of which have inlets at a baffling frame behind the intake port. The guide tubes have their outlets immersed in the alkaline water, while the fork tubes have their outlets connected to the discharge port of the filter tank. The fork tubes further have straight portions provided with guide plates and bent portions immersed in the alkaline water. The discharge device contains activated carbon and is provided with guide plates.
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