The utility model discloses a comprehensive function well cementation fluid supply tank device, it includes that water source, water supply main pipe, clear water are irritated and the jar is puddled to the liquid medicine, water source and water supply main pipe be through a control valve bond, and water supply main pipe puddles jar the square steel tube who irritates with the clear water through two branch pipes and liquid medicine and feeds through, is equipped with second, three control valves on two branch pipes, water pump output tube and horizontal pipe intercommunication are violently managed one end and are equipped with the fourth control valve, inside play water piping connection is irritated through the 5th control valve with extending to the clear water to the other end, and violently the pipe is equipped with the 6th control valve through first connecting pipe and square steel tube intercommunication on the first connecting pipe, the bottom was equipped with and hinders husky priming reservoir inside the clear water was irritated, hindered husky priming reservoir upper end and was equipped with the filter screen, and the water pump input tube is through the 7th control valve and inhale water piping connection, and the pipe that absorbs water stretches into and hinders inside the husky priming reservoir. The utility model discloses a jar is puddled to the well cementation liquid medicine, leading liquid is puddled equipment and is provided clean well cementation water, the stable performance of assurance well cementation liquid, the safety of constructing for thick liquid equipment.