Water stopping and heat removing device for pore type heat storage geothermal well

The utility model discloses a pore type heat storage geothermal well waterstop heat extraction device which comprises a plugging assembly, a central pipe and a well mouth matching assembly, the plugging assembly comprises a supplementing casing pipe and a packer, the supplementing casing pipe is arranged at the well bottom, the packer is installed between the supplementing casing pipe and the inner wall of a well body, and the plugging assembly is connected with the central pipe. The packer is higher than the water taking section of the well body, so that the interior of the supplementing sleeve is isolated from geothermal water; the well mouth matching assembly is assembled on the ground and communicated with a well mouth, a water injection opening is formed in the well mouth matching assembly to inject water into a well, the bottom of the center pipe is located in the supplementing sleeve, a communicating hole is formed in the bottom of the center pipe, and the top of the center pipe is communicated with a