Support device for plankton net
The invention discloses a support device for a plankton net. The support device comprises a plurality of support rods, wherein hangers are arranged on the support rods and are provided with connection parts connected with the support rods; the connection parts are connected with hanger heads by conn...
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Main Authors | , , , |
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Format | Patent |
Language | Chinese English |
Published |
21.03.2012
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Subjects | |
Online Access | Get full text |
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Summary: | The invention discloses a support device for a plankton net. The support device comprises a plurality of support rods, wherein hangers are arranged on the support rods and are provided with connection parts connected with the support rods; the connection parts are connected with hanger heads by connection sheets; connection pins which are arranged in pair are arranged on the support rods; the connection hinges are hinged with a connection cross rod; a mounting hole which extends along an axis of the connection cross rod is formed at the hinged position which is away from the connection pins on the connection cross rod; the adjacent support rods pass through the connection cross rod, a bolt for passing through the mounting hole in the connection cross rod and a fastening nut for fastening the bolt; the fastening nut comprises a tightening part with threads and a wing part fixedly connected with the tightening part; a run-through incoming line groove is formed on the wing part; and a plurality of line clamping |
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Bibliography: | Application Number: CN20111345088 |