PROBLEM TO BE SOLVED: To provide a cleaning tool for bottom sand in a water bath, which can quickly and easily suck and remove a fine dirt such as dust, fish feces, a residual feed, a sludge and so on, which has deposited and adhered to ballast in the water bath.SOLUTION: A cleaning tool comprises: a pump part of a substantially slender outer shape, held in a vertical direction while being in an operation state, and having an inlet 9 and an outlet 7 for the water in a water bath and a suction pipe part connected to the inlet 9 of the pump part and being substantially horizontal in an operation state. The cleaning tool is formed with inflow holes 11a to 11c in the side wall of the suction pipe part.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】水槽内の砂利に沈積・付着した塵埃、魚糞、残餌、ヘドロ等の微細な汚物を迅速容易に吸引除去できる、水槽内の底砂の清掃具を提供する。【解決手段】略細長い外形を有し、作動状態で縦方向に保持され、水槽内の水の吸入口9と吐出口7を有するポンプ部と、前記ポンプ部の吸入口9に接続され、作動状態で略水平をなす吸入パイプ部とを具備し、前記吸入パイプ部の側壁に流入孔11a~11cが設けられている。【選択図】図1
