Shield tunnel model test device for passive instability of excavation face and upheaval of ground

The utility model discloses a shield tunnel model test device for excavation face passive instability and ground upheaval, which comprises a test module and a driving module, the test module comprises a test box, a shield tunnel model and a piston matched with the inner wall of the shield tunnel model, and side plates on the periphery of the test box are all made of transparent materials except a right side plate. The shield tunnel model and the front side plate of the test box are tightly attached to form a cavity for the piston to horizontally move, a sealing rubber strip is arranged on the contact face of the shield tunnel model and the front side plate of the test box, a soil pressure sensor is installed on the left end face of the piston, and the driving module comprises an electric push rod, a servo motor and a power socket. The left end of the electric push rod horizontally penetrates through the right side plate of the test box to be fixed to the right end of the piston, the right ends of the servo mo