Device for detecting layer separation of surrounding rock based on displacement sensors and wireless transmission

The utility model discloses a device for detecting layer separation of surrounding rock based on displacement sensors and wireless transmission. The device comprises a housing, and a wireless communication module, a spiral spring, a pedestal and a plurality of displacement sensors which are arranged in the housing, the displacement sensors are fixedly connected with the spiral spring through the spiral spring, the pedestal is fixed on the housing, the displacement sensors and anchoring heads are the same in number, and the displacement sensors are connected with the anchoring heads through steel wires, and communicate with a receiving host through the wireless communication module. The device for detecting layer separation of the surrounding rock based on the displacement sensors and wireless transmission uses displacement changes of layer separation of the surrounding rock to accurately analyze the laws and characteristics of layer separation of the surrounding rock, adopts a method of combination of the hig