Rapid filtration sampler

The utility model relates to a rapid filtration sampler. The lower end of a pipe body is provided with an external thread; the inner side of the upper end of a filtration head is provided with an internal thread; the filtration head is rotated at the lower end of the pipe body; and a circular ring which is matched with the tail end of the pipe body to compact a filtration core after being rotated and installed in place is also arranged in the filtration head. The rapid filtration sampler has the advantages of simple structure, convenience in use, rapidness, high efficiency and the like, and filtration, sampling and quantitative multifunction are integrated. Moreover, the rapid filtration sampler is extremely easy to produce and develop and has wide application value and a good economic prospect.