Vacuum box air bag sampler

The utility model relates to the technical field of gas sampling, in particular to a vacuum box air bag sampler which comprises a sampler main machine, a vacuum box and a sampling gun, the sampler main machine is connected with the vacuum box through a connecting air pipe, an air bag is arranged in the vacuum box, a telescopic mechanism capable of supporting the air bag is installed in the vacuum box, and the sampling gun is connected with the sampling gun. And the sampling gun is connected with the air bag through a connecting air pipe. The air bag sampler for the vacuum box has the beneficial effects that the telescopic mechanism is additionally arranged in the vacuum box, and the area for placing the air bag is flexible and variable, so that the air bag is not easy to burst after sampling air. 本实用新型涉及气体采样技术领域，尤其涉及一种真空箱气袋采样器，包括采样器主机、真空箱和采样枪，所述采样器主机和真空箱通过连接气管连接，所述真空箱内设有气袋，所述真空箱内安装有可承托气袋的伸缩机构，所述采样枪和所述气袋通过连接气管连接。本实用新型的有益效果是：该真空箱气袋采样器，通过在真空箱内增加伸缩机构，放置气袋的区域灵活可变，使气袋采样气体后不容易涨破。