Scum cutting system for air floatation tank

• Main Authors: ZHANG XIAOMING, YANG XU, CHENG XIANJIN, LU SIXIONG, WEI SHANA
• Format: Patent
• Language: Chinese; English
• Published: 21.06.2024
• Subjects: CHEMISTRY; CRUSHING, PULVERISING, OR DISINTEGRATING; CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; CUTTING; CUTTING-OUT; HAND CUTTING TOOLS; METALLURGY; MILLING GRAIN; PERFORATING; PERFORMING OPERATIONS; PREPARATORY TREATMENT OF GRAIN FOR MILLING; PUNCHING; SEVERING; SEVERING BY MEANS OTHER THAN CUTTING; STAMPING-OUT; TRANSPORTING; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model relates to the technical field of water treatment, and discloses a scum cutting system for an air floatation tank, which comprises a cutting water pump, a main pipe connected with the cutting water pump and a liquid level sensor, the liquid level sensor is positioned on the inner wall of a water source box body of the air floatation tank, and the cutting water pump is electrically connected with a PLC (programmable logic controller) through a relay and a contactor. A plurality of vertical branch pipes are connected to the bottom end of the main pipe, transverse branch pipes are connected to the bottom ends of the vertical branch pipes, a plurality of spray holes are formed in the transverse branch pipes, and the vertical branch pipes, the transverse branch pipes and the spray holes are located above a scum tank of the air floatation tank system; cutting water is sprayed at a certain angle through the spraying holes in the transverse branch pipe to cut a deposited scum layer, the scum cutting