But automatically regulated's filter equipment

The utility model provides a but automatically regulated's filter equipment, includes: a casing, built -in one receipt bottleholder, it says and the admission valve still to be equipped with vacuum tube on the casing, a plurality of specimen cups are established the filter in, and are used for filtering the sample, the rim of a cup of specimen cup set up in outside the casing, the lower extreme ofspecimen cup passes the casing and stretches into in the casing, a plurality of receiving bottles unanimous with specimen cup quantity are located the specimen cup below is fixed in receive on the bottleholder for receive filterable sample, a plurality of spiral shell rasp bar, the receiving bottle was put up a plurality of spiral shell rasp bar are fixed in in the casing, and pass through the altitude mixture control is carried out in spiral shell rasp bar's rotation, the control unit, including controller and power supply, the power supply is in the control drive down of controller spiral shell rasp bar rotates. Fi