Engine oil external drive temperature control device connecting structure and temperature control system

The invention provides an engine oil external drive temperature control device connecting structure and a temperature control system, and belongs to the technical field of automobile test equipment. The engine oil external drive temperature control device connecting structure comprises a frame type partition plate, an oil inlet connecting pipe and an oil outlet connecting pipe. The frame type partition plate is provided with a first connecting end face used for being connected with an engine air cylinder body and a second connecting end face used for being connected with an oil pan. An oil inlet connector and an oil outlet connector are arranged on the plate face of the frame-type partition plate, the oil inlet connecting pipe is connected to the inner side of the frame-type partition plate, and one end of the oil inlet connecting pipe is communicated with the oil inlet connector. The oil outlet connecting pipe is connected to the inner side of the frame type partition plate, and one end is connected with the