Portable gas detection structure

The utility model discloses a portable gas detection structure, which relates to the technical field of gas detection and comprises a detector assembly and a gas suction assembly, the detector assembly comprises a detector body, a gas sensor probe and a gas detection chamber, the gas sensor probe is mounted at the top of the detector body, and the gas suction assembly is mounted in the gas detection chamber. The gas detection chamber is installed at the top of the detector body and covers the gas sensor probe, a cleaning assembly for dedusting the gas sensor probe is arranged in the gas detection chamber, and the gas suction assembly is located outside the detector assembly and comprises a telescopic rod, a gas suction pipe and a miniature direct-current fan; the air suction pipe is mounted at the top of the telescopic rod. According to the portable gas detector, the gas suction pipe and the miniature direct-current fan are arranged on the telescopic rod, the telescopic rod can stretch out and draw back, and