Fecha de publicación: 14/11/2017 Fuente: WIPO "tobacco agriculture" The utility model discloses a gaseous sample collection device of tobacco curing barn, including a plurality of sample mouths, first cushion flask, sample collection bottle, two snakelike condenser tube, exhaust tube, second cushion flask, vacuum pump. The utility model discloses the gas to tobacco curing barn is different that can be convenient is waited to gather and is a little carried out collection work, can control sampling position and sample amount through valve and control of gases flowmeter that the switch is corresponding, has the operation of being convenient for, the efficient advantage of sampling, absorption liquid in the sample collection bottle can be convenient change to be convenient for gather different gaseous matters, and the advantage small, that easily deposit that the sample of sample collection bottle collection has, sample that sample collection bottle internal absorption liquid was collected can directly operate the computer detect or simple dehydration after the detection of operating the computer, simplified traditional post -harvest treatment step, two snakelike condenser tube can reduce the loss of composition in the absorption liquid, improve collection effect, first cushion flask, second cushion flask can effectively ensure the stability of device.