CN105644474A - Intelligent central electric box for passenger car - Google Patents
Intelligent central electric box for passenger car Download PDFInfo
- Publication number
- CN105644474A CN105644474A CN201610126685.3A CN201610126685A CN105644474A CN 105644474 A CN105644474 A CN 105644474A CN 201610126685 A CN201610126685 A CN 201610126685A CN 105644474 A CN105644474 A CN 105644474A
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- Prior art keywords
- relay
- circuit
- insurance
- fire
- intelligent central
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Small-Scale Networks (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses an intelligent central electric box which is suitable for a passenger car. The intelligent central electric box consists of two PCBs which are a relay insurance circuit and a logical control circuit, wherein the relay insurance circuit is used for assuming high-power current loads; the logical control circuit is used for assuming low-power current loads; the two PCBs are connected through a communication circuit. According to the intelligent central electric box disclosed by the invention, modular design is adopted, so that the intelligent central electric box has the functions that parameters can be configured and procedures can be upgraded, the functions of power supply management, line protection, intelligent power output, switching value detection, analog value detection, frequency value detection, CAN communications, LIN communications, RF communications and the like are integrated, the reversing of outgoing lines is optimized, and the reliability, the convenience and the generality are improved.
Description
Technical field
The invention belongs to technical field of automobile, particularly relate to a kind of automobile electrical box provided.
Background technology
Along with being continuously increased of city vehicle, traffic environment are increasingly sophisticated, the raising of living standards of the people, the intellectuality of passenger vehicle, information system requirement are more and more higher. National policy is also actively encouraged and advocates research and development and the industry development of this type of technology. It is contemplated that, acquisition is once reformed by the electrical apparatus control system of passenger vehicle.
Central electrical part holder is the core of passenger vehicle electrical apparatus control system, and it is responsible for car load major part power distribution and load controls function, also sometimes is responsible for communication transfer, and the reliability of its function and performance, is affect the key factor that car load is properly functioning.
Summary of the invention
It is an object of the invention to provide a kind of Intelligent central electrical appliance kit suitable in passenger vehicle, adopt double-layer PCB board structure, relay insurance circuit and logic control circuit are separated, carries different loads respectively, reduce design complexities, decrease out of order probability.
The technical solution used in the present invention is: a kind of passenger vehicle Intelligent central electrical appliance kit, is made up of two pieces of pcb boards, respectively relay insurance circuit and logic control circuit, and its repeat circuit insurance circuit is used for undertaking large power, electrically current load; Control logic circuit is used for undertaking small power electric current load; It is connected by communicating circuit between two pcb boards.
Further, described logic control circuit includes:
Power supply processing module, being used for controlling supply voltage is that logic control circuit is powered;
Input detection module, connects each sensor on car the data signal that input pickup sends;
Relay control module, for controlling the open and-shut mode of relay;
MCU, implements the control to equipment such as relay control module for sending instruction;
Intelligent power output module, had stream, overvoltage, overtemperature protection, current feedback and fault diagnosis functions;
CAN communication module, it is possible to send the input state of self, output state and malfunction and accept the control command that car load is sent;
LIN communication module, for connecting sensor on car;
RF module, is used for realizing distant control function.
Further, described relay insurance circuit is made up of relay and insurance, described relay is connected with insurance with power supply respectively, total fire end mouth of power supply is directly connected with the first insurance, ON fire end mouth is distinguished corresponding ON fire relay with ACC fire end mouth and is connected with ACC fire relay, the controllable output mouth of logic control circuit is connected with controlling relay, total fire end mouth of power supply connects described ON fire relay respectively, ACC fire relay and control relay connect and are its power supply, ON fire relay, ACC fire relay and control relay connect the second insurance respectively, 3rd insurance and the 4th insurance.
Further, described MCU be also connected with MOS chip, between MCU and MOS chip, it is provided with feedback current sample circuit and feedback voltage sample circuit, enables MOS chip to monitor the electric property of MCU every road output in real time, it may be judged whether to break down and deal with.
Further, described Intelligent central electrical appliance kit can be connected with computer, and by computer, in house software is carried out data rewriting.
What the present invention produced has the beneficial effect that by adopting modularized design; possess parameter to can configure and program upgrade function; it is integrated with power management, route protection; intelligent power exports; the functions such as the detection of switching value, analog quantity, frequency quantity detect, CAN communication, LIN communication, RF communication; optimize outlet reverse, improve reliability, convenience and versatility.
Accompanying drawing explanation
Fig. 1 is the structural representation of relay insurance circuit;
Fig. 2 is the structural representation of logic control circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated.
A kind of passenger vehicle Intelligent central electrical appliance kit, is made up of two pieces of pcb boards being superimposed, in order to reduce assembly volume; Wherein two pieces of pcb board respectively relay insurance circuits 3 and logic control 2 circuit, relay insurance circuit is used for undertaking large power, electrically current load, and its internal circuit is divided according to normalizing, total fire, ON fire and ACC flame range; Logic control circuit is used for undertaking small power electric current load and communicating circuit and input detecting circuit etc. The pcb board of two pieces of superpositions contributes to reducing small product size, facilitating car load to assemble, and can big electric current and small area analysis be separated, and reduces design complexities, reduces the probability broken down.
As shown in Figure 1; power supply 1 is provided with four ports; being total fire end mouth, ON fire end mouth, ACC fire end mouth and normalizing port respectively, the normalizing port of power supply 1 connects logic control circuit 2 for its power supply, and remaining ON fire end mouth, ACC fire end mouth are all connected with control relay circuit 3 with total fire end mouth. Control relay circuit 3 is internal to be made up of multiple relays and insurance, and total fire end mouth and the first insurance 7 are connected, for total fire output; ON fire end mouth connects ON fire relay 4 and by the second insurance 8 for the output of ON fire; ACC fire end mouth connects ACC fire relay 5 and is used for exporting ACC fire by the 3rd insurance 9; Total fire end mouth is also respectively connected with ON fire relay 4, ACC fire relay 5 and controls relay 6 and power for it, controls relay 6 and connects logic control circuit 2 and the 4th insurance 10 respectively, is used for exporting control signal.
As shown in Figure 2, logic control circuit 2 adopts modular construction, and its module consists of power supply processing module 11, relay control module 18, input detection module 12, MCU15, CAN communication module 13, LIN communication module 14, RF module 16 and intelligent power output module 17. Wherein, power supply processing module 11 is used for controlling supply voltage is that logic control circuit 2 is powered; Input detection module 12 connects each sensor on car, the data signal that input pickup sends; Relay control module 18 is for controlling the open and-shut mode of relay insurance circuit 3 repeat circuit; MCU implements the control to equipment such as relay control module for sending instruction; Intelligent power output module 17 had stream, overvoltage, overtemperature protection, current feedback and fault diagnosis functions; CAN communication module 13 can send the input state of self, output state and malfunction and accept the control command that car load is sent; LIN communication module 14 is for connecting sensor on car, for instance can with rainfall optical sensor communication, it is achieved automatic wiper and automatic headlight function;RF module 16 is used for realizing distant control function, and this module carries antenna, and passenger doors can be made to possess distant control function.
CAN communication module in the present invention has been used for outside information exchange, and this module adopts TJS1042 chip, and power supply provides 5V power voltage supply for MCU15 and TJA1042 chip. Traditional electrical appliance kit is all rigid line control, and the advantage of this scheme is in that to reduce the quantity of wire harness, improves the accuracy of control strategy simultaneously.
The middle LIN communication module 14 of the present invention is also adopted by THA1042 chip, and advantage is in that one wire system tradition, and cost performance is high.
The present invention is additionally provided with intelligent driver module, this module with intelligence MOS for core, matching design feedback current sample circuit and feedback voltage sample circuit, it is possible to monitor the electric property of every road output in real time, it may be judged whether have fault to exist, and handle it in time.
The present invention devises program updating function, it is possible to when not dismantling, upgrading products internal processes, it is achieved the optimization of integrated vehicle control tactics. Program updating has two paths, one is by car load OBD interface, it is connected on CAN transition card, connected by CAN communication module, it is connected on computer again through USB interface, carrying out upgrading products program by the upper computer software in computer, this mode is adapted at assembly line and the after-sale service station use of car load factory; Two is that intelligent terminal by car load is sent to mobile network, is connected to computer again through mobile network, and the upper computer software of last operation computer updates, and this mode uses when being suitable for vehicle location instability.
The present invention have also been devised parameter calibration function, internal by software design, is prefixed some function choosing-items through checking, is rewritten by parameter, just can switch corresponding function. Parameter calibration passes through car load OBD interface, is connected on CAN transition card, is connected by CAN communication module, be connected on computer again through USB interface, revises parameter by the upper computer software in computer. During parameter modification, devise rights management, it is to avoid maloperation.
Claims (5)
1. a passenger vehicle Intelligent central electrical appliance kit, it is characterised in that: being made up of two pieces of pcb boards, respectively relay insurance circuit and logic control circuit, its repeat circuit insurance circuit is used for undertaking large power, electrically current load; Control logic circuit is used for undertaking small power electric current load; It is connected by communicating circuit between two pcb boards.
2. a kind of passenger vehicle Intelligent central electrical appliance kit according to claim 1, it is characterised in that: described logic control circuit includes:
Power supply processing module, being used for controlling supply voltage is that logic control circuit is powered;
Input detection module, connects each sensor on car the data signal that input pickup sends;
Relay control module, for controlling the open and-shut mode of relay;
MCU, implements the control to equipment such as relay control module for sending instruction;
Intelligent power output module, had stream, overvoltage, overtemperature protection, current feedback and fault diagnosis functions;
CAN communication module, it is possible to send the input state of self, output state and malfunction and accept the control command that car load is sent;
LIN communication module, for connecting sensor on car;
RF module, is used for realizing distant control function.
3. a kind of passenger vehicle Intelligent central electrical appliance kit according to claim 1, it is characterized in that: described relay insurance circuit is made up of relay and insurance, described relay is connected with insurance with power supply respectively, total fire end mouth of power supply is directly connected with the first insurance, ON fire end mouth is distinguished corresponding ON fire relay with ACC fire end mouth and is connected with ACC fire relay, the controllable output mouth of logic control circuit is connected with controlling relay, total fire end mouth of power supply connects described ON fire relay respectively, ACC fire relay and control relay connect and are its power supply, ON fire relay, ACC fire relay and control relay connect the second insurance respectively, 3rd insurance and the 4th insurance.
4. a kind of passenger vehicle Intelligent central electrical appliance kit according to claim 2, it is characterized in that: described MCU be also connected with MOS chip, feedback current sample circuit and feedback voltage sample circuit it is provided with between MCU and MOS chip, MOS chip is enable to monitor the electric property of MCU every road output in real time, it may be judged whether to break down and deal with.
5. a kind of passenger vehicle Intelligent central electrical appliance kit according to claim 1, it is characterised in that: described Intelligent central electrical appliance kit can be connected with computer, and by computer, in house software is carried out data rewriting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126685.3A CN105644474B (en) | 2016-03-07 | 2016-03-07 | A kind of car Intelligent central electrical appliance kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126685.3A CN105644474B (en) | 2016-03-07 | 2016-03-07 | A kind of car Intelligent central electrical appliance kit |
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| Publication Number | Publication Date |
|---|---|
| CN105644474A true CN105644474A (en) | 2016-06-08 |
| CN105644474B CN105644474B (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610126685.3A Active CN105644474B (en) | 2016-03-07 | 2016-03-07 | A kind of car Intelligent central electrical appliance kit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364408A (en) * | 2017-07-12 | 2017-11-21 | 奇瑞商用车（安徽）有限公司 | Vehicle intelligent electrical appliance kit system |
| CN108400059A (en) * | 2018-05-09 | 2018-08-14 | 广西玉林市莱德电子有限公司 | Intelligent protection preheating relay |
| CN109375021A (en) * | 2018-11-16 | 2019-02-22 | 浙江理工大学 | A kind of universal program controlled testing system and method for electric car central electrical part holder |
| CN113489158A (en) * | 2021-08-05 | 2021-10-08 | 安徽中科中涣防务装备技术有限公司 | Low-voltage intelligent power distribution module |
| CN113970914A (en) * | 2021-09-29 | 2022-01-25 | 徐工集团工程机械股份有限公司科技分公司 | Loader power supply comprehensive management system and method |
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| JP2005335622A (en) * | 2004-05-28 | 2005-12-08 | Sumitomo Electric Ind Ltd | In-vehicle device and communication device |
| CN201910984U (en) * | 2010-12-30 | 2011-07-27 | 郑州跃博汽车电器有限公司 | Waterproof and dustproof fully-enclosed electrical box of automobile |
| CN104118369A (en) * | 2014-07-24 | 2014-10-29 | 上海沪工汽车电器有限公司 | Automotive intelligent central electric junction box |
| CN204077403U (en) * | 2014-09-24 | 2015-01-07 | 郑州精益达汽车零部件有限公司 | A kind of vehicle mounted battery management system |
| CN204623369U (en) * | 2015-04-28 | 2015-09-09 | 北京汽车股份有限公司 | Automobile power source distribution system |
| CN205498845U (en) * | 2016-03-07 | 2016-08-24 | 郑州精益达汽车零部件有限公司 | Central electrical apparatus box of passenger train intelligence |
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2016
- 2016-03-07 CN CN201610126685.3A patent/CN105644474B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005335622A (en) * | 2004-05-28 | 2005-12-08 | Sumitomo Electric Ind Ltd | In-vehicle device and communication device |
| CN201910984U (en) * | 2010-12-30 | 2011-07-27 | 郑州跃博汽车电器有限公司 | Waterproof and dustproof fully-enclosed electrical box of automobile |
| CN104118369A (en) * | 2014-07-24 | 2014-10-29 | 上海沪工汽车电器有限公司 | Automotive intelligent central electric junction box |
| CN204077403U (en) * | 2014-09-24 | 2015-01-07 | 郑州精益达汽车零部件有限公司 | A kind of vehicle mounted battery management system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364408A (en) * | 2017-07-12 | 2017-11-21 | 奇瑞商用车（安徽）有限公司 | Vehicle intelligent electrical appliance kit system |
| CN108400059A (en) * | 2018-05-09 | 2018-08-14 | 广西玉林市莱德电子有限公司 | Intelligent protection preheating relay |
| CN109375021A (en) * | 2018-11-16 | 2019-02-22 | 浙江理工大学 | A kind of universal program controlled testing system and method for electric car central electrical part holder |
| CN109375021B (en) * | 2018-11-16 | 2024-02-06 | 浙江理工大学 | Universal program control testing system and method for electric automobile central electric box |
| CN113489158A (en) * | 2021-08-05 | 2021-10-08 | 安徽中科中涣防务装备技术有限公司 | Low-voltage intelligent power distribution module |
| CN113970914A (en) * | 2021-09-29 | 2022-01-25 | 徐工集团工程机械股份有限公司科技分公司 | Loader power supply comprehensive management system and method |
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| Publication number | Publication date |
|---|---|
| CN105644474B (en) | 2018-01-09 |
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