| 摘要 |
PROBLEM TO BE SOLVED: To provide a toilet bowl washing device capable of successfully executing toilet bowl washing by supplying a stable amount of water to a toilet bowl body.SOLUTION: The toilet bowl washing device includes a first tank 11, a toilet bowl water supply passage 14, a jet pump device 20 having an inflow port 20A and a spray nozzle 20B, a first water supply passage 21 for supplying washing water to the spray nozzle 20B, a second tank 12 in which washing water is stored at a position higher than a full water level X in the first tank 11, which has an outflow port 12D at the lower end, from which the overflowing washing water flows into the first tank 11, a first on-off valve 31 for closing the outflow port 12D when a water level in the second tank 12 is down to a first set water level Y1, a second on-off valve 32 provided in the first water supply passage 21 so as to be opened/closed at a second set water level Z higher than the first set water level Y1 and higher than the full water level X, a second water supply passage 22 for supplying washing water into the second tank 12, and a third on-off valve 33 provided in the second water supply passage 22 so as to be opened/closed at the full water level X. |
