Extraction liquid filtering device

The utility model discloses an extracting solution filtering device. Extracting tank, a feeding hole is formed in the top of the extraction tank; a liquid outlet pipe is arranged at the bottom of theextraction tank; the liquid outlet pipe is connected with a fine filter through a pipeline, a valve is installed on the pipeline, an air outlet is further formed in the top of the extraction tank andlocated in one side of the feeding port, a filter screen is further installed in the extraction tank, a filtrate cavity is formed between the filter screen and the bottom of an inner cavity of the extraction tank, and the feeding end of the liquid outlet pipe is communicated with the filtrate cavity. The extraction tank has the beneficial effects that the inner container of the extraction tank isprovided with the filter screen, and the filtrate cavity is formed between the filter screen and the bottom of the inner container, so that materials are prevented from being accumulated at the bottomof the inner container to b