Screening sampler for laboratory detection

The utility model discloses a screening sampler for laboratory detection, which comprises a screening device main body, the screening device main body comprises a support block and a plurality of groups of screening components, the plurality of groups of screening components are mounted on the upper base surface of the support block, a sterilizer is mounted in the support block, the output end of the sterilizer is positioned in the screening components, and the output end of the sterilizer is positioned in the screening components. The screening assembly comprises a first screening frame, a second screening frame, a third screening frame and a fourth screening frame, and the first screening frame, the second screening frame, the third screening frame and the fourth screening frame are overlapped with one another, so that materials needing to be screened can be screened through the screening assembly, and the screening assembly is disinfected through the disinfector. 本实用新型公开了一种实验室检测用筛分取样器，包括筛分器主体，所述筛分器主体包括有支撑块