Diesel engine exhaust treatment device

The utility model relates to a diesel engine exhaust treatment device, include: internal vent pipe of tail gas treatment tank and tail gas treatment pond are located to the tail gas treatment tank body. A relative both sides terminal surface of the tail gas treatment tank body is equipped with an air inlet and a gas outlet respectively, vent pipe includes first intake pipe that is linked togetherwith the air inlet and the second breather pipe that is linked together with first intake pipe, first intake pipe and the second breather pipe portion of meeting communicates with each other through the first liquid level of crossing gas port and tail gas treatment pond, and the liquid level that gas port and tail gas treatment pond were crossed through the second to the end of giving vent to anger of second breather pipe communicates with each other. 本实用新型涉及种柴油机尾气处理装置，包括：尾气处理箱体，设于尾气处理箱体内的通气管道和尾气处理池。尾气处理箱体的相对的两侧端面分别设有进气口和出气口；通气管道包括与进气口相连通的第进气管和与第进气管相连通的第二通气管；第进气管与第二通气管相接部通过第过气口与尾气处理池的液面相通；以及第二通气管的出气端通过第二过气口与尾气处理池的液面相通