Shale gas content measuring instrument and use method thereof

The invention relates to a shale gas content measuring instrument and a use method thereof. The invention discloses a shale gas content measuring instrument and relates to the technical field of shale gas content measuring instruments. The shale gas content measuring instrument comprises a measuring box, a measuring cover is arranged above the measuring box in a sealed mode, a cavity used for containing shale sample blocks is formed between the measuring box and the measuring cover, a first hole is formed in the measuring cover, a connecting pipe is arranged at the upper end of the first hole, a second hole is formed in one side of the measuring box, and the connecting pipe is connected with the second hole. A vertical hole and a transverse hole are drilled in the shale rock sample block, the shale gas content measuring instrument adopts the following use method, all shale gas contained in the shale rock sample block can be collected, measured data are accurate, and the shale gas content measuring instrument