Coal bed gas waste heat recovery and waste gas treatment device

The utility model provides a coal bed gas waste heat recovery and waste gas treatment device, which relates to the field of electrical equipment and the technical field of tail gas treatment and mainly comprises two parts, and a waste heat recovery device is a reciprocating type thermomagnetic energy conversion device and comprises a gas pipeline, a three-position four-way electromagnetic directional valve, a soft magnet device frame, a soft magnet and a permanent magnet. The utility model relates to a permanent-magnet motor. The permanent-magnet motor comprises a permanent-magnet connecting piece, a connecting rod and a crank, wherein the waste gas treatment device is a staged treatment and monitoring device and comprises a gas collection pipeline, a gas outlet valve, a valve ring valve, a filter pipe, a partition ring, a tail pipe, a cooling pipe and a gas concentration sensor. 本实用新型提供一种煤层气余热回收及废气处理装置涉及电力设备领域与尾气处理技术领域，装置主要包括两大部分其中余热回收装置为往复式热磁能量转换装置，其包括输气管道，三位四通电磁换向阀，软磁体装置架，软磁体，永磁体，永磁体连接件，连杆，曲柄，飞轮，飞轮支架，输出轴。其