Test bed for verifying reliability of hydraulic transmission system of diesel engine

The utility model discloses a test bed for verifying the reliability of a hydraulic transmission system of a diesel engine, which comprises an engine bed and an engine body, the output end of the engine body is connected with a hydraulic pump to be tested, and an oil tank is arranged on the engine bed. Oil in the oil tank is connected with the to-be-tested hydraulic pump through a hydraulic loading system, and a temperature control system connected with the to-be-tested hydraulic pump is arranged on the engine pedestal. According to the utility model, manual switching between loading and unloading can be carried out under different working conditions of the engine according to the requirements of a demander, the loading pressure can be manually adjusted, the boundary can be controlled in a manual loading mode, the verification effect can be achieved, and when the loading upper limit is reached, the system is subjected to pressure relief in time through the safety relief valve, so that the safety of the system