Delayed power-off circuit and electric chassis special vehicle

• Main Authors: LIU YAPING, WU LONG, PENG GUANGLIN, CAO XIAN, LIU ZHANJUN
• Format: Patent
• Language: Chinese; English
• Published: 15.09.2023
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; GENERATION; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSPORTING; VEHICLES IN GENERAL

The invention relates to the technical field of electric chassis special vehicles, in particular to a delayed power-off circuit and an electric chassis special vehicle, the delayed power-off circuit comprises a power supply circuit, a control circuit and a driving circuit, the power supply circuit comprises a first power supply circuit and a second power supply circuit, and the control circuit comprises a first control circuit and a second control circuit. The first power circuit is connected with the first control circuit and the second control circuit and used for providing low-voltage power for the first control circuit and the second control circuit, the first control circuit is connected with the second power circuit and used for controlling connection and disconnection between the second power circuit and the second control circuit, and the second control circuit is connected with the driving circuit. And the second power supply circuit is connected with the second control circuit and is used for provid