The utility model discloses a quick electric heat haplopore case beam prefabricated system, its characterized in that: what the method was used adds the thermal curing system, the system includes haplopore case roof beam, electric heater, insulation material and brickwork, the method comprises steps of: 1 )Cover insulation material with the surface of haplopore case roof beam, 2 )Evenly place a plurality of electric heater and put the department at the inside reserved position of haplopore case roof beam, 3 )The department builds a plurality of layers of brickwork by laying bricks or stones at the both ends entrance to a cave of haplopore case roof beam, 4 )In the internal water flooding of haplopore case roof beam, 5 )Open the switch of electric heater.