A circuit anti-leakage protection device of an automobile adopts the computer technology, the non-contact technology and the hidden trouble detection technology, and is composed of a major loop execution component solid state relay, a control circuit and an intelligent control unit, wherein one end of the major loop execution component solid state relay is connected to a power supply, and the other end of the major loop execution component solid state relay is connected to the vehicle electrical appliance and load; the intelligent control unit is composed of a short circuit hidden trouble detection circuit, a leakage hidden trouble detection circuit, a high temperature detection circuit, a fault locking circuit, a control gate circuit, an alarm circuit, a display circuit and a reset circuit; one end of the short circuit hidden trouble detection circuit and one end of the leakage hidden trouble detection circuit are connected with the output end of the solid state relay, and the signal output end of the solid state relay is connected to a single chip microcomputer; and the fault locking circuit can lock the hidden trouble of the vehicle electrical appliance, display and give out an alarm regarding to the fault.
Circuit anti-leakage protection device of automobile
2015-05-27
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
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