Water spraying device, double-layer vibrating screen and medium drainage method

• Main Authors: LU JUN, CHANG FAJUN, MA ZIJIAN, XU HUBIAO, YAO KAIXUAN, XU SHENG, LIU JUNZHANG, TAN XINGFU
• Format: Patent
• Language: Chinese; English
• Published: 07.04.2023
• 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 invention provides a water spraying device, a double-layer vibrating screen and a medium drainage method.The water spraying device is arranged in the double-layer vibrating screen in a matched mode and comprises a water conveying assembly and a water separation assembly; wherein the water conveying assembly comprises a main water pipe and a plurality of nozzles communicated with the main water pipe; through holes are formed in side plates on the two sides of the double-layer vibrating screen in the width direction; two ends of the main water pipe extend into through holes of the side plates on two sides and penetrate through the double-layer vibrating screen; the nozzle is positioned in the double-layer vibrating screen; the waterproof assembly is arranged between the main water pipes to form a deformable sealed space for preventing the through holes from leaking materials and comprises a flexible waterproof sleeve which is arranged on the outer side of the side plate, and the two ends of the flexible wat