Sludge discharge device for aquatic seedling culture sewage treatment

• Main Authors: GAO ZHENHUA, ZHENG LILI, LEE NAE-YOUNG, DAI YAN, QI HONGHENG, WANG YAN
• Format: Patent
• Language: Chinese; English
• Published: 04.07.2023
• Subjects: CHEMISTRY; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a sludge discharge device for aquatic breeding sewage treatment, belongs to the technical field of sewage treatment, and aims to solve the problems that a filter screen is blocked, the filtering effect is slow, and sludge on the surface of the filter screen is inconvenient to clean, the sludge discharge device comprises a treatment box, a fixed plate is fixed in the middle of the rear side of the treatment box, and a driving motor is fixed at the top end of the fixed plate; a rotating rod is fixed to the output end of the driving motor, an eccentric wheel is fixed to the other end of the rotating rod, a mounting groove is formed in the top end in the treatment box, a primary filter screen is arranged in the mounting groove, a spring is fixed to the bottom end of the front side of the primary filter screen, and a limiting rod is rotationally connected to the rear end of the primary filter screen; according to the water-sludge separation device, the driving motor is started to drive