Magnetized hand warmer electric heating device
A thermal device and flashlight technology, which is applied in the direction of heating appliances for treatment, cooling appliances for treatment, contraceptives, etc., can solve the problems of low safety factor, troublesome production and processing, and inconvenient assembly of warm handbags. Simple, convenient production and assembly, reasonable design effect
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[0013] The present invention will be further described below in conjunction with the accompanying drawings.
[0014] Such as figure 1 , figure 2 , image 3 , Figure 4 As shown, a magnetized hand warmer electric heating device described in this embodiment is composed of an outer shell 1 and an inner core 2; the inner core 2 is arranged in the outer shell 1, and the inner core 2 is composed of two refractory ceramic material blocks 3, metal sheet mica Board 4, asbestos board 5, heating wire 6, metal heat sink 7, No. 1 temperature controller 8, No. 2 temperature controller 9 and two pieces of silicic acid wool 10. Refractory ceramic material block 3, asbestos plate 5, metal sheet mica plate 4 and refractory ceramic material block 3, and the two ends of the metal sheet mica plate 4 are respectively provided with locking teeth, and the heating wire 6 is arranged on the metal sheet mica plate 4 The teeth at both ends are wound on the sheet metal mica plate 4, and the heating w...
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