Device and method for automatically detecting specific gravity of deep mud

A deep mud specific gravity automatic detection device disclosed by the present invention comprises an industrial control host, a detection probe and a retracting and releasing module, the retracting and releasing module is used for lowering or lifting the detection probe, a pressure sensor and a temperature compensation sensor are arranged in the detection probe, the pressure sensor is connected with the temperature compensation sensor, and the temperature compensation sensor is connected with the industrial control host. And the industrial control host is connected with the temperature compensation sensor. The detection method provided by the invention is simple and reliable in principle, can automatically detect, and is not influenced by manual operation; the detection device disclosed by the invention can be used for detecting full-depth slurry in a groove hole twice by entering the groove once, and is more suitable for engineering application compared with complex operation of traditional slurry taking d