Multi-stage screening device for traditional Chinese medicine decoction pieces

• Main Authors: LIAO GAOYUN, CAI QINGMEI, HUANG CAISHA, JIANG HAOYI
• Format: Patent
• Language: Chinese; English
• Published: 14.06.2022
• Subjects: BABY COMFORTERS; CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICALPURPOSES; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; DEVICES FOR RECEIVING SPITTLE; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGINGPHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL ORADMINISTERING FORMS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL,e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL; PERFORMING OPERATIONS; SEPARATING SOLIDS FROM SOLIDS; SEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, ORSIFTING OR BY USING GAS CURRENTS; SORTING; TRANSPORTING

The utility model discloses a multistage screening device for traditional Chinese medicine decoction pieces. Comprising a screening box, a feeding hopper, a first feeding pipe arranged at the top of the screening box, a first screening combination arranged at the bottom of the first feeding pipe, a second feeding pipe arranged at the bottom of the first screening combination, a second screening combination, an air suction box, an air suction pump and a discharging pipe arranged in the air suction box. A first discharging mechanism is arranged in the first feeding pipe; a second discharging mechanism is arranged in the second feeding pipe; the first discharging mechanism comprises a mounting frame, a rotating motor, a rotating disc, a rotating rod and a brush row; through cooperation of a first screening combination, an air suction box and an air suction pump, negative pressure material suction is formed in the first screening combination, so that the screening efficiency is conveniently improved, dust can be