| 摘要 |
PURPOSE: A fixing column is provided to easily and removably fix a cockle cultivation net installed on mud flat of seashore and used in a cockle cultivation so that an aquafarm is easily installed and a recover and reuse of the cultivation net are easy, resolving a sea contamination. CONSTITUTION: The fixing column is composed of a pipe(2) with synthetic resinous material applied on a metal pipe. On upper portion and lower portion of the pipe are provided a fixing cap(10) and an insert rod(5), respectively. The insert rod includes an insert section and an outer slot face(3) surrounding the insert section, into which the lower portion of the pipe is inserted, and a wedge insert(4). The fixing cap includes a rope insert opening(6), an engagement step(8) under the opening, and a ring groove(7) under the engagement step and is coupled to the upper portion of the pipe. A fixing protrusion(11) is inserted into the ring groove so that the fixing cap is fixed to the pipe.
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