The utility model discloses a specimen liquid separation device with a filtering function, and particularly relates to the technical field of medical specimens, the specimen liquid separation device comprises a specimen
bottle, a
bottle cap is arranged above the specimen
bottle, the specimen bottle and the
bottle cap are made of non-fragile materials, a filtering
assembly is arranged in the specimen bottle, stationary liquid is arranged at the top of the filtering
assembly, and the stationary liquid is filled with liquid. A leakage-proof
assembly is arranged below the filtering assembly, a through groove is formed in the middle of the
bottle cap, a button is arranged in the through groove, limiting grooves are formed in the inner walls of the two sides of the through groove, and limiting blocks are fixedly connected to the two sides of the bottom of the button. According to the specimen bottle, separation of specimens and liquid can be more thorough, the specimens can be taken out more accurately and comprehensively, meanwhile, the filter plate can be sealed through the baffle, and
pollution to the specimens caused by
backflow of the liquid when the specimen bottle is reversely buckled is effectively avoided.