| 摘要 |
<p>An oxygen dissolving apparatus for a fish farm is provided to manufacture water having the large amount of dissolved oxygen, maintain cheap maintenance costs, and to gain high oxygen dissolving efficiency. An oxygen dissolving apparatus(10) includes a pressure tank(20), an air supply part(40) and an impact member(23). A water supply pipe(31) and a water exhaust pipe(57) are installed in the pressure tank. The water supply part supplies oxygen into water supplied. The oxygen dissolving apparatus includes more a channel extending unit, a bubble dispersing unit, and a control unit(60). The channel extending unit includes dividing partitions(25a)(25b)(25c). The water supply part includes a venturi member, an oxygen generator(47) and a water supply pipe(41).</p> |
