Double-tube round lifting type net cage frame

The invention offers a double-barreled circular lifting net cage frame, including: main floating pipeíóguard pipeíóguard upright post pipeíóaerating and exhaust device, which is characterized in the said main floating pipe includes a circular HDPE main floating pipe set in the inner ring and a circu...

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Bibliographic Details
Main Authors GUAN CHANGTAO, PAN YOUTAO, LIN DEFANG, HUANG BIN, WEI YUNLE, HUANG WENQIANG
Format Patent
LanguageChinese
English
Published 24.09.2008
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
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Summary:The invention offers a double-barreled circular lifting net cage frame, including: main floating pipeíóguard pipeíóguard upright post pipeíóaerating and exhaust device, which is characterized in the said main floating pipe includes a circular HDPE main floating pipe set in the inner ring and a circular rubber gas tube set in the outer ring, which are connected by the connector, said rubber gas tube is a closed integral body with air cocks on its pipe wall, said pneumatic tube with air inlet and outlet valve which is installed in the aerating and exhaust device is connected to the air cock. It is characterized in operating simply, conveniently, smoothly in the up-down process, leaving out the process of water drain and inflow of the frame, finishing the up-down operation of the net cage only in virtue of aerating and exhausting to adjust the gross buoyancy of the net cage frame itself, also increasing the capability of defending against strong wind wave.
Bibliography:Application Number: CN200510043761