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CN-116215415-B - Intelligent power distribution framework of automobile and automobile

CN116215415BCN 116215415 BCN116215415 BCN 116215415BCN-116215415-B

Abstract

The invention relates to the field of automobile manufacturing, in particular to an intelligent power distribution framework of an automobile and the automobile. The invention provides an intelligent power distribution framework of an automobile and the automobile, wherein the intelligent power distribution framework of the automobile comprises an intelligent power distribution box, a fuse power distribution module and a power supply module, the intelligent power distribution box is controlled to be connected to the output end of the power supply module and used for supplying power to all functional power utilization modules of the automobile when the automobile runs on electricity, and the fuse power distribution module is controlled to be connected to the output end of the power supply module and used for supplying power to all functional power utilization modules of the automobile when the automobile is parked off electricity. The intelligent power distribution architecture of the automobile and the automobile can solve the problems that the failure rate and the reliability of power supply are high when a fuse is installed by a central power distribution box alone, and the life cycle is shortened and the cruising ability of the whole automobile is reduced when the power chip continuously works when the power is supplied by the intelligent power distribution box alone.

Inventors

  • WANG LEI

Assignees

  • 阿尔特汽车技术股份有限公司

Dates

Publication Date
20260505
Application Date
20230109

Claims (8)

  1. 1. The intelligent power distribution framework of the automobile is characterized by comprising an intelligent power distribution box, a fuse power distribution module and a power supply module; The intelligent distribution box is controlled and connected to the output end of the power module and is used for supplying power to each functional power utilization module of the automobile when the automobile runs on electricity; the fuse power distribution module is controlled and connected to the output end of the power supply module and is used for supplying power to each functional power utilization module of the automobile when the automobile is parked in a power-down mode; The fuse power distribution module comprises a relay and a plurality of first power supply circuits; Each first power supply circuit is provided with a fuse, a plurality of first power supply circuits are arranged in parallel and connected to the power supply module through the relay, and the relay is used for switching on the power supply module and the first power supply circuits when an automobile is parked in a power-down mode; The first power supply circuit is used for being connected to the functional power utilization module between the output end of the intelligent distribution box and the functional power utilization module; the intelligent power distribution architecture further comprises a diagnosis circuit and an isolation element, wherein the isolation element is arranged on the first power supply circuit and connected with the output end of the fuse, and is used for isolating current flowing to the first power supply circuit through the output end of the intelligent power distribution box when the automobile is electrified at low voltage; The diagnostic circuit is connected to the first power supply circuit between the isolation element and the fuse for detecting whether the fuse is abnormal.
  2. 2. The automotive intelligent power distribution architecture of claim 1, wherein the isolation element is a diode.
  3. 3. The intelligent power distribution architecture for a vehicle of claim 1, wherein, The diagnosis circuit is provided with an AND gate chip which is used for being connected with the display equipment; The AND gate chip is arranged to determine whether the fuse is abnormal according to the voltage of the output end of the fuse, and display the fuse on the display device.
  4. 4. The intelligent power distribution architecture for a vehicle of claim 1, wherein, The intelligent distribution box is internally provided with a control circuit, an HSD power chip, a protection circuit and a plurality of second power supply circuits; the control circuit, the HSD power chip and the protection circuit are all connected to the output end of the power supply module, and the second power supply circuits are all connected to the control circuit and the HSD power chip; Each second power supply circuit is provided with a control element, and the control circuit is used for controlling the control elements according to the voltage of the output end of the power supply module so as to enable the second power supply circuit to be communicated with the protection circuit or the functional power utilization module; the HSD power chip is used for matching corresponding power supply power for the functional power utilization module of the automobile.
  5. 5. The intelligent power distribution architecture for a vehicle of claim 1, wherein, The relay comprises a first pin, a second pin, an output pin and a coil; The first pin is electrically connected with the output end of the power supply module, the second pin is grounded, and the output pin is electrically connected with a plurality of first power supply circuits; the fuse power distribution module further comprises a control unit, wherein the control unit is connected to the coil and controls the output pin to be communicated with the first pin or the second pin through the coil.
  6. 6. The intelligent power distribution architecture of claim 4, wherein the control circuit is configured to receive a lock signal from the vehicle when the vehicle is parked, the control circuit controlling the second power supply circuit to open.
  7. 7. The intelligent power distribution architecture for a vehicle of claim 1, wherein, At least one group of isolation elements and the first power supply circuit are arranged; The diagnostic circuit is the same as the isolating element and the functional power utilization module.
  8. 8. An automobile, which is characterized by comprising the intelligent automobile power distribution architecture as claimed in any one of claims 1-7, and further comprising a functional power utilization module, a control module and a display device; the control module is connected to the intelligent distribution box; the functional electricity utilization module is connected with the intelligent distribution box and the fuse distribution module; the display device is connected to the diagnosis circuit and is used for receiving an abnormal signal of the fuse.

Description

Intelligent power distribution framework of automobile and automobile Technical Field The invention relates to the field of automobile manufacturing, in particular to an intelligent power distribution framework of an automobile and the automobile. Background With the progress of the age, automobiles have become an important riding tool in people's daily lives. In the power distribution architecture of the automobile, a central distribution box is conventionally used for installing a traditional fuse (fuse) to supply power to each functional module of the automobile, the fuse has high failure rate, randomness and cannot meet the reliability requirement of the automobile electrical system, and the automobile cannot be applied to automatic driving, so that an intelligent distribution box can be used for matching a power chip to supply power to each power module of the whole automobile, and the requirement of power supply reliability is met. In the prior art, the power is supplied by an independent intelligent distribution box, so that the life cycle of the power chip is shortened due to the fact that the power chip is continuously in a working state, the power chip belongs to power consumption components, the quiescent current of the whole vehicle is increased, and the cruising ability of the whole vehicle is reduced. In view of the foregoing, there is a need to design a new intelligent power distribution architecture for automobiles to meet the power distribution requirements of automobiles with high reliability and low power consumption. Disclosure of Invention The invention provides an intelligent power distribution architecture of an automobile and the automobile, and aims to solve the problems that in the prior art, the power failure rate and the reliability are high when a fuse is installed by a central power distribution box alone, and the life cycle is shortened and the cruising ability of the whole automobile is reduced when the power chip continuously works when the fuse is powered by the single intelligent power distribution box. The invention provides an intelligent power distribution framework of an automobile, which comprises an intelligent power distribution box, a fuse power distribution module and a power supply module; The intelligent distribution box is controlled and connected to the output end of the power module and is used for supplying power to each functional power utilization module of the automobile when the automobile runs on electricity; the fuse power distribution module is controlled to be connected to the output end of the power module and used for supplying power to each functional power utilization module of the automobile when the automobile is parked in a power-down mode. In an alternative scheme of the application, the fuse power distribution module comprises a relay and a plurality of first power supply circuits, wherein each first power supply circuit is provided with a fuse, and the plurality of first power supply circuits are designed in parallel and connected with the power supply module through the relay, and the relay is used for switching on the power supply module and the first power supply circuits when an automobile is parked in a power-down state. In an alternative scheme of the application, the first power supply circuit is used for being connected to the functional power utilization module between the output end of the intelligent distribution box and the functional power utilization module, the intelligent distribution framework further comprises a diagnosis circuit and an isolation element, the isolation element is designed on the first power supply circuit and connected to the output end of the fuse, the isolation element is used for isolating current flowing to the first power supply circuit through the output end of the intelligent distribution box when the automobile is electrified under low voltage, and the diagnosis circuit is connected to the first power supply circuit between the isolation element and the fuse and used for detecting whether the fuse is abnormal or not. In an alternative embodiment of the application, the isolation element is a diode. In an alternative scheme of the application, the diagnosis circuit is designed with an AND gate chip which is used for being connected with the display device, and the AND gate chip is designed to judge whether the fuse is abnormal according to the voltage of the output end of the fuse and display the fuse on the display device. In an alternative embodiment of the application, the AND gate chips are plural in number, and each AND gate chip is designed to receive the voltages of the output terminals of the plural fuses. In an alternative scheme of the application, a control circuit, an HSD power chip, a protection circuit and a plurality of second power supply circuits are designed in the intelligent distribution box, the control circuit, the HSD power chip and the protection circuit are all connected to