Exhaust pipe having cooling and fireproof functions and applied to dangerous goods transport vehicle

The invention discloses an exhaust pipe having cooling and fireproof functions and applied to a dangerous goods transport vehicle. The exhaust pipe is characterized by comprising three parts including a tail gas pipe (1), a fireproof filter (2) and a fireproof cooler (4); the fireproof filter (2) is arranged inside the tail gas pipe (1); and the tail gas pipe (1) is arranged in an internal cavity of the fireproof cooler (4). The exhaust pipe is simple in structure and good in working stability and can be widely applied on the dangerous goods transport vehicle, and the theory is easy to understand. 本发明公开种具有降温防火功能的危险品运输车排气管，其特征在于：包括尾气管（1）、防火过滤器（2）以及防火降温器（4）三大部分；防火过滤器（2）置于尾气管（1）的内部，尾气管（1）置于防火降温器（4）的内部空腔中。本发明结构简单，原理易解，工作稳定性好，可在危险品运输车辆之上广泛应用。