The utility model provides a water -storage power station suspension rubbish cleaning device, including slag collecting box, dustbin, motor, water pump, slag collecting box sets up the front end at the dustbin, slag collecting box have hollow cavity and with the inner chamber intercommunication of dustbin, the slag collecting box both sides set up the backup pad respectively, fixed setting water pump and motor in the backup pad, the water pump draw water the end through the inner chamber of drinking -water pipe from the bottom intercommunication dustbin of dustbin, the drainage end run -on water pipe of water pump passes the backup pad, the backup pad up end still be provided with the gear assembly be connected with motor drive, link assembly and be connected with link assembly and stir the board with surface of water vertically. The utility model discloses simple structure, work is high -efficient, has practiced thrift a large amount of human costs.