Water discharge control structure of washing bucket capable of separating clean water from dirty water for washing cleaning tool

A water discharge control structure of a washing bucket capable of separating clean water from dirty water for washing a cleaning tool includes: a washing bucket body and a water storage tank, wherein the washing bucket body is internally provided with a lifting frame fitted with the cleaning tool, and the lifting frame is driven by the cleaning tool to be lifted and lowered relative to the washing bucket body; the water storage tank is connected to the washing bucket body and has a water outlet directing to the cleaning tool, a discharge of water of the water outlet is controlled by a plug, and when the lifting frame is in a high position, the lifting frame drives the plug to block the water outlet; and when the lifting frame is in a low position, the lifting frame drives the plug in a linked manner to open the water outlet.