Double-channel blowdown device of sea cucumber culture pond and working method of double-channel blowdown device

• Main Authors: ZHANG HAIGENG, ZHANG YULEI, GU CHUANCHUAN
• Format: Patent
• Language: Chinese; English
• Published: 29.04.2022
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; FORESTRY; HUMAN NECESSITIES; HUNTING; NEW BREEDS OF ANIMALS; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; TRAPPING

The invention relates to a double-channel blowdown device of a sea cucumber culture pond, which is characterized in that an annular gas distribution pipe higher than a central blowdown pipe is sleeved outside the central blowdown pipe of a gas stripping blowdown channel device, so that an annular space is formed between the annular gas distribution pipe and the central blowdown pipe; an aeration head for driving the C-shaped pulley block to rotate is arranged at one side end of the C-shaped pulley block, and a plurality of sewage suction hard pipes diverging from the center to the periphery are arranged around the C-shaped pulley block; dirt suction holes are formed in the bottom of the dirt suction hard pipe at intervals, the two sides of the dirt suction hard pipe are communicated with a plurality of dirt suction hoses, and a plurality of dirt suction small holes are formed in the side walls of the dirt suction hoses; an aeration water lifting device is arranged in the annular space and lifts sewage at the