Movable efficient combined type float flowmeter calibrating device

The utility model provides a movable efficient combined type float flowmeter calibrating device. The device comprises a float flowmeter clamping meter system and a weighing system, wherein the float flowmeter clamping meter system is connected with the weighing system, the float flowmeter clamping meter system comprises a liquid inlet, a first calibration pipeline and a second calibration pipeline, a first caliber calibrated float flowmeter is arranged in the first calibration pipeline, and a second caliber calibrated float flowmeter is arranged in the second calibration pipeline; the weighingsystem comprises a liquid outlet; combined connection between the float flowmeter calibrating device and an external device is achieved through the liquid inlet and the liquid outlet. The combined device has the advantages of mobility, convenience in disassembly, quickness in combination and the like, and the uncertainty and the flow stability of the combined device can effectively meet the laboratory and on-site verific