Three -dimensional pipe of electric heat

The utility model provides a three -dimensional pipe of electric heat, is including being spiral helicine heating alloy, cooling tube, drawing forth the stick, the heating alloy is located the body center, and there is insulating stopping magnesia in the space between heating alloy and the cooling tube body, and the heating wire both ends are connected one separately and are drawn forth the stick,draws forth inside one end that stick and heating wire be connected is located the cooling tube body, and it is outside that the other end stretches out the cooling tube body, and the body both endsare filled with sealed cooling tube and are fixed and draw forth the stick with the insulating seal material, the body surface of cooling tube is equipped with the fin, fin and body integrated into one piece. The utility model discloses a convection current surface heat transfer coefficient is high, and the radiating effect is good, and the heat transfer is fast. 种电热三维管，包括呈螺旋状的合金电热丝、散热管、引出棒，所述合金电热丝位于管体中心，且合金电热丝与散热管管体之间的空隙有