Big gas detection surveys sample thief

The embodiment of the utility model discloses big gas detection surveys sample thief, be equipped with the base including machine housing in, flexible outrigger, including flexible foundation and flexible crossbearer, flexible foundation is fixed in inserting the base, the absorption bottle, the one -to -one inserts in the bayonet socket of flexible crossbearer respectively, the discharge is connected with the gas outlet of absorption bottle, drying box is connected with the discharge, filter equipment is provided with the decurrent filter screen of two -layer slope in it, install small -sizefan on the lateral wall and receive the ash box, receives the downside that on the ash box two received hui kou and two filter screens and corresponds the setting, and filter equipment's top is connected with drying box's gas outlet, membrane pump is connected bottom filter equipment, the case can be dismantled with machine housing and be connected. The utility model discloses a big gas detectionsurveys sample thief, the