Paste filling multi-field coupling researching device and application method thereof

The invention provides a paste filling multi-field coupling researching device and an application method thereof, belonging to the field of refined researches of a paste filling mining technology. According to the device, a cylindrical material containing barrel is located at the central position of a maintenance box; the cylindrical material containing barrel is fully filled with paste filling materials; a sealing cover of the material containing barrel covers the top of the cylindrical material containing barrel; the outer part of the cylindrical material containing barrel is sleeved with a fixed cylindrical barrel; a heat insulation material of the material containing barrel is tightly filled between the cylindrical material containing barrel and the fixed cylindrical barrel; a sensor is buried in the paste filling materials; a dial indicator is fixedly arranged above the material containing barrel; the dial indicator is fixedly arranged at the outer part of the maintenance box by a bracket; a measuring rod of the dial indicator is fixed by a guide barrel, heat insulation cotton is fully distributed between the measuring rod of the dial indicator and the fixed cylindrical barrel; the connection part of the maintenance box and the dial indicator is sealed by a sealing material; a data collector is connected with the sensor and is connected with a computer; a whole testing device is arranged in the maintenance box. The device is simple to manufacture, small in volume and high in intelligence, and is suitable for paste filling material multi-field tests for adding gel materials in various mine enterprises of colored and black coal mines and the like.