Machine that prevents moisture refluence carries sampling head

The utility model provides a machine that prevents moisture refluence carries sampling head, machine that prevents moisture refluence carries sampling head includes T type pipe 1, wherein, both sides transverse pipe orifice and radial orificial tip are open structure in the T type pipe 1, the orificial internal diameter in one side is less than the orificial internal diameter of opposite side among the transverse pipe orifice, is in simultaneously the intraoral radial nozzle position of being close to of opposite side pipe is equipped with and breaks out 3. Use the utility model discloses a machine that prevents moisture refluence carries sampling head can prevent effectively that the steam that vapor condenses from gatheing at the air inlet to the efficiency and the quality of gathering the sample have been improved. 本实用新型提供了种防止水分倒流的机载采样头，所述防止水分倒流的机载采样头包括T型管1，其中，所述T型管1中两侧横向管口和径向管口的端部均为开口结构，所述横向管口中侧管口的内径小于另侧管口的内径，同时在所述另侧管口内的靠近径向管口位置设有突起3。使用本实用新型的防止水分倒流的机载采样头，可以有效地防止水蒸气凝结成的水汽在进气口聚集，从而提高了采集样品的效率和质量。