| 摘要 |
A multiplex induction heater device for a boiler is provided to restrain the extension of heating time by heating first, second and third bodies through first, second and third coils even through the amount of used water is increased. A multiplex induction heater device for a boiler comprises first, second and third heating units(100,200,300), a connection member(400) and a discharge unit(500). The first heating unit includes a first body(110), first holes(111) and a first coil(120), and the one end of the first coil is connected to the positive pole of a power source. The second heating unit comprises a second body(210) and a second coil(220). The second body has a second hole that the first heating unit has, and the external portion of the second coil is formed in the size that contacts with the inner plane of the first body. The third heating unit comprises a third body(310) and a third coil(320), and the discharge pipe receives or discharges the external water through the connection with the holes. |
