Multifunctional hydraulic mechanical comprehensive test bed

The utility model relates to a multifunctional hydraulic mechanical comprehensive test bed, belonging to the field of hydraulic mechanical testing technique, which comprises that: a storage and drain system with adjustable water level comprises a storage and drain water tank A with adjustable water level, a storage and drain water tank B with adjustable water level, a expansion pipe and a steady flow pipe, a test model system comprises a model valve, a vertical and horizontal water turbine unit, a vertical and horizontal pump unit, a water supply and drainage system comprises a water-supply pump, a source water tank and water supply and discharge pipeline pipe, a measuring system comprises an electromagnetic flowmeter, a pressure gauge, a rate meter, a torsionmeter and a dynamometer, a control system comprises regulating gate valve and a switch gate valve. The utility model is characterized in that the test model system is arranged between the storage and drain water tank A with adjustable water level and the storage and drain water tank B with adjustable water level. The utility model not only can carry out various tests for various hydraulic machineries, but also can substantially drop the investment needed for the construction of the test bed.