Test bed for starting and performance tests of gas turbine casing

The invention aims to provide a test bed for starting and performance tests of a gas turbine casing. The test bed comprises a starting motor, an outer transmission case, a lower transmission case and a speed increasing box, the starting motor is connected with the outer transmission case, the outer transmission case is connected with the lower transmission case, the lower transmission case is connected with the speed increasing box, and the speed increasing box is connected with the gas turbine casing. According to the invention, one set of test equipment can carry out starting and performance tests so that more complex tests can be completed under the condition that the structure is simple, and the test bed is more advanced and reasonable; in order to simulate the real load condition in the test process, the test bed is additionally provided with a fuel pump assembly and a lubricating oil pump assembly so that the load can be provided during the performance test; and in conclusion, the test bed is simple in