▎ 摘　　要

NOVELTY - The utility model relates to the technical field of heat supply system, especially relates to a plurality of new energy combined energy-saving heat supply system. Technical solution thereof comprises: mounting cover, lining component, a supporting frame and a mounting plate, the top part frame is welded with a shell, two sides of the shell is provided with a mounting cover, the inner part of the mounting cover is provided with a graphene plate, the inner part of the shell is provided with a lining component, the lining component is provided with an insulating box, two sides of the bottom of the inner part of the insulating box is provided with a water-proof box, the inner part of the water-proof box is provided with a magnet, the outer side of the magnet is surrounded with an electromagnetic coil. The utility model is provided with an electromagnetic coil on the outer side of the magnet, can be electrified by the electromagnetic coil and matched with the magnet to form an electromagnetic field, so as to use strong magnetic field to magnetize the water in the device, the water enters the device to generate magnetized water, using magnetized water to modify the calcium magnesium ion, so as to reduce the generation degree of scale, preventing the influence of scale on the conduction effect of heat.