Device for probing concentration of spontaneous combustion gas in loose coal body

The utility model discloses a device for exploring the concentration of spontaneous combustion gas in loose coal, which comprises a gas inspection box, an automatic sampling box is mounted on one side of the gas inspection box, the automatic sampling box and the gas inspection box are communicated through a gas guide hose, and a gas inlet of the automatic sampling box is connected with a stainless steel pipe through the gas guide hose. A pressure detection probe is installed at an end opening of the stainless steel pipe through a fixing assembly in the stainless steel pipe, a plurality of second air guide holes are distributed in the end face of the pressure detection probe, two abrasion-resistant transmission blocks are clamped on the outer side of the pressure detection probe, an air guide conical head is installed at the end of the pressure detection probe, and a conical puncture head is embedded in the outer side of the air guide conical head. A plurality of first air guide holes are distributed in the ou