Earthworm raw material screening device for protein feed processing

• Main Authors: LI KAIPENG, HE GONGYI, SHEN WEI, ZHANG YANLAI, CHEN SHUZHEN, HUANG MIN, LI XIUPING
• Format: Patent
• Language: Chinese; English
• Published: 25.04.2023
• Subjects: 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 earthworm raw material screening device for protein feed processing comprises a fixing frame, a first connecting plate and a first screen, the first connecting plate is arranged on the inner side of the fixing frame, and the first screen is arranged on the inner side of the first connecting plate; the first elastic spring is mounted at the right end of the first connecting plate, and bolt holes are formed in the side walls of the first connecting plate and the first screen; and the second connecting plate is arranged on the inner side of the fixing frame, and a second screen is arranged on the inner side of the second connecting plate. According to the earthworm raw material screening device for protein feed processing, a bearing plate is arranged on the inner wall of a first connecting plate, a positioning hole is formed in the inner wall of the bearing plate, the size of the positioning hole is matched with that of a butt joint block at the bottom of a first screen, and meanwhile bolt holes are formed i