Heater for refrigerator

The utility model discloses a heater for a refrigerator, which comprises a heating tube, a lead, a current fuse, a thermal fuse and a terminal, and two ends of the heating tube are connected with theterminal sequentially through the lead, the current fuse and the thermal fuse; a double-wall pipe is arranged at the joint of the wire and the heating pipe; wherein the heating pipe is provided with an upper-layer pipe and a lower-layer pipe which are connected with each other, and an adsorption mechanism is arranged on the lower-layer pipe; a plurality of fixing pieces are arranged on the upper-layer pipe; and the fixing pieces are connected with a clamping ring of the evaporator. According to the utility model, the thermal fuse and the current fuse wire are connected in series, so that double-impulse insurance of the heater is realized, and when the current of a lead of the heater is too large or the temperature is too high, the heater is disconnected, thereby ensuring the safety performance of the heater; on th