Charging and travelling interlocking device for electric automobile
An interlocking device, a technology for electric vehicles, applied in electric vehicles, electrical devices, electric traction, etc., can solve problems such as the inability to guarantee the interlocking of driving charging, and the hidden dangers of misoperation.
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[0016] A charging driving interlock device for an electric vehicle, comprising a low-voltage control circuit and a high-voltage power distribution circuit, the low-voltage control circuit comprising a lead-acid battery, a relay J1, a fast charging switch, a slow charging switch, a relay J2, a key switch, and an ON gear and the low-voltage electrical unit; the negative pole of the lead-acid battery (not shown) is connected to the body ground, the positive pole B+ of the lead-acid battery is connected to one end of the control coil of the relay J1, and the positive pole B+ of the lead-acid battery is normally closed by the relay J1 The contact J1K is connected to the normally open contact J2K of the relay J2; after the fast charge switch and the slow charge switch are connected in parallel, they are connected in series between the other end of the control coil of the relay J1 and the body ground; One end of the control coil is connected to the ON gear, the other end is connected ...
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