Hot air gun circuit device
A circuit device and heat gun technology, applied in electric heating devices, electrical components, induction heating, etc., can solve problems such as non-conformity, interference, inaccurate temperature adjustment, etc., to improve control accuracy, prevent interference signals, and reduce measurement errors. Effect
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Embodiment 1
[0024] See figure 1 , The circuit device of the heat gun of the present embodiment includes a power supply circuit 8, a temperature control circuit 7 connected to the power supply circuit 8 and a blower motor, the blower motor is provided with a wind wheel, and the heating element is connected to the temperature control circuit 7.
[0025] Such as figure 2 As shown, the power supply circuit 8 includes a switch K1-1, a fuse FT, a drop resistor wire R101, a first filter capacitor C10, a first rectifier circuit and a second rectifier circuit. The city alternating current is connected to the AC input terminals of the first rectification circuit and the second rectification circuit through the step-down resistance wire R101; the first rectification circuit is connected to the power supply terminal of the temperature control circuit 7, and the second rectification circuit is connected to the power supply terminal of the blower motor . The first rectification circuit includes a fi...
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