Field mobile harmful gas detector for operation

The utility model provides an on-site mobile harmful gas detector for operation, and belongs to the technical field of gas detection. Comprising a box body, an acquisition module used for collecting information, an edge calculation module used for analysis and a communication module used for transmission are installed in the box body, a through hole is formed in the outer wall of the box body, a gas detector body is fixedly assembled on the inner wall of the through hole, a fan is fixedly assembled on the inner wall of the through hole, and the fan is fixedly assembled on the inner wall of the through hole. A fixing pipe is fixedly assembled at the top of the through hole, a spring is fixedly assembled on the inner wall of the fixing pipe, a boss is fixedly assembled at the end, away from the fixing pipe, of the spring, and a fixing pin is connected to the inner wall of the fixing pipe in a clamped mode. By arranging the fan, outside air can be sucked into the device, the detection efficiency is improved, mea