CN202888749U - Intelligent high-voltage distributing box for electric vehicle - Google Patents
Intelligent high-voltage distributing box for electric vehicle Download PDFInfo
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- CN202888749U CN202888749U CN 201220536631 CN201220536631U CN202888749U CN 202888749 U CN202888749 U CN 202888749U CN 201220536631 CN201220536631 CN 201220536631 CN 201220536631 U CN201220536631 U CN 201220536631U CN 202888749 U CN202888749 U CN 202888749U
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Abstract
The utility model discloses an intelligent high-voltage distributing box for an electric vehicle. The intelligent high-voltage distributing box comprises a control unit and a power source distribution unit. The power source distribution unit includes a main relay, a pre-charging relay, a charging relay, a warm air relay, an air-conditioning relay and a DC voltage conversion relay. The control unit includes a microcontroller, a CAN bus communication module connected to a communication interface of the microcontroller, an IO interface driving module connected to a control output end of the microcontroller, and a contact detection interface module connected to a signal input end of the microcontroller. The advantages are that the intelligent high-voltage distributing box is high in integration and allows the size of a high-voltage distributing box assembly to be substantially minimized; through additional adoption of the control unit and the power source distribution unit, the distributing box, serving as an intelligent unit, is capable of monitoring, in a real-time manner, faults of the box itself and safety faults of a high-voltage system; and reliability and safety of a high-voltage electric control system for the electric vehicle are effectively enhanced.
Description
Technical field
The utility model relates to the electric automobile high-voltage electrical system, especially relates to electric automobile intelligent high-pressure block terminal.
Background technology
High-voltage electric system is power resources and the transmission system of electric automobile, the electric automobile high-voltage block terminal is the core apparatus in the high-voltage electric system, and its effect is to be connected with a series of high pressure assemblies such as Vehicular charger, air-conditioning, dc voltage changer (DC/DC), steer motor and main motors by the high-voltage DC power supply of Control with electrokinetic cell.Along with the development of electric vehicle engineering, existing distributing control mode is because its fail safe is low, complex structure, and the unfavorable factor such as maintainability is lower is subject to gradually market and eliminates.Therefore, the design of electric automobile high-voltage block terminal is just towards miniaturization, integrated, intelligent, high efficiency future development.
Summary of the invention
The utility model purpose is to provide a kind of electric automobile intelligent high-pressure block terminal.
For achieving the above object, the utility model is taked following technical proposals:
Electric automobile intelligent high-pressure block terminal described in the utility model comprises control unit, power distribution unit; Described power distribution unit comprises main relay, pre-charge-relay, charge relay, warm braw relay, AIR COND RLY Air Conditioner Relay, direct voltage switching relay; Described control unit comprises microcontroller, is connected in the CAN bus communication module of described micro-controller communications interface, and is connected in the IO interface driver module of microprocessor controls output and the contact detection interface module of signal input part; The drive coil of described main relay, pre-charge-relay, charge relay, warm braw relay, AIR COND RLY Air Conditioner Relay, direct voltage switching relay is connected with described IO interface driver module respectively; The contacts status test side of main relay, pre-charge-relay, charge relay, warm braw relay, AIR COND RLY Air Conditioner Relay, direct voltage switching relay is detected interface module with described contact respectively and is connected; One end of main relay switch contact is electrically connected with the general supply socket is anodal, and the other end is connected with the positive pole of main motor power socket, warm-air drier supply socket, air conditioner supply socket respectively, and is connected with the positive pole of steer motor supply socket; Switch contact one end of charge relay is electrically connected with the general supply socket is anodal, and the other end is connected with the positive pole of vehicle-mounted charge socket, DC charging socket respectively; Switch contact one end of direct voltage switching relay is electrically connected with the general supply socket is anodal, and the other end is connected with the direct voltage conversion socket is anodal; General supply socket negative pole is connected with the negative pole of main motor power socket, warm-air drier supply socket, air conditioner supply socket, steer motor supply socket, direct voltage conversion socket, vehicle-mounted charge socket, DC charging socket respectively.
Signal input interface at described control unit is connected with the insulating monitoring module.
The utility model advantage is that integrated degree is high, greatly reduced the volume of high voltage power distribution cartridge, by increasing described control unit and power distribution unit, so that the fault that block terminal can occur self as an intelligent unit and the safety failure of high-pressure system carry out Real-Time Monitoring, Effective Raise reliable, the fail safe of electric automobile high-voltage electric control system.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is the schematic block circuit diagram of control unit among Fig. 1.
Embodiment
As shown in Figure 1, 2, electric automobile intelligent high-pressure block terminal described in the utility model comprises control unit 1, power distribution unit; Described power distribution unit comprises main relay 2, pre-charge-relay 3, charge relay 4, warm braw relay 5, AIR COND RLY Air Conditioner Relay 6, direct voltage switching relay 7; Described control unit comprises microcontroller, is connected in the CAN bus communication module of described micro-controller communications interface, and is connected in the IO interface driver module of microprocessor controls output and the contact detection interface module of signal input part; The drive coil of described main relay 2, pre-charge-relay 3, charge relay 4, warm braw relay 5, AIR COND RLY Air Conditioner Relay 6, direct voltage switching relay 7 is connected with described IO interface driver module respectively; The contacts status test side of main relay 2, pre-charge-relay 3, charge relay 4, warm braw relay 5, AIR COND RLY Air Conditioner Relay 6, direct voltage switching relay 7 is detected interface module with described contact respectively and is connected; One end of main relay 2 switch contacts and general supply socket 8 anodal electrical connections, the other end is connected with the positive pole of main motor power socket 9, warm-air drier supply socket 10, air conditioner supply socket 11 respectively, and is connected with the positive pole of steer motor supply socket 12; Switch contact one end of charge relay 4 and general supply socket 8 anodal electrical connections, the other end is connected with the positive pole of vehicle-mounted charge socket 13, DC charging socket 14 respectively; Switch contact one end of direct voltage switching relay 7 and general supply socket 8 anodal electrical connections, the other end and 15 anodal connections of direct voltage conversion socket; General supply socket 8 negative poles are connected with the negative pole of main motor power socket 9, warm-air drier supply socket 10, air conditioner supply socket 11, steer motor supply socket 12, direct voltage conversion socket 15, vehicle-mounted charge socket 13, DC charging socket 14 respectively.Be the leakage current of Real-Time Monitoring high-pressure system to vehicle body, in time detect the failure of insulation fault of system, be connected with insulating monitoring module 16 at the signal input interface of described control unit 1.
Claims (2)
1. an electric automobile intelligent high-pressure block terminal comprises control unit (1), power distribution unit; It is characterized in that: described power distribution unit comprises main relay (2), pre-charge-relay (3), charge relay (4), warm braw relay (5), AIR COND RLY Air Conditioner Relay (6), direct voltage switching relay (7); Described control unit comprises microcontroller, is connected in the CAN bus communication module of described micro-controller communications interface, and is connected in the IO interface driver module of microprocessor controls output and the contact detection interface module of signal input part; The drive coil of described main relay (2), pre-charge-relay (3), charge relay (4), warm braw relay (5), AIR COND RLY Air Conditioner Relay (6), direct voltage switching relay (7) is connected with described IO interface driver module respectively; The contacts status test side of main relay (2), pre-charge-relay (3), charge relay (4), warm braw relay (5), AIR COND RLY Air Conditioner Relay (6), direct voltage switching relay (7) is detected interface module with described contact respectively and is connected; One end of main relay (2) switch contact is electrically connected with general supply socket (8) is anodal, the other end is connected with the positive pole of main motor power socket (9), warm-air drier supply socket (10), air conditioner supply socket (11) respectively, and is connected with the positive pole of steer motor supply socket (12); Switch contact one end of charge relay (4) is electrically connected with general supply socket (8) is anodal, and the other end is connected with the positive pole of vehicle-mounted charge socket (13), DC charging socket (14) respectively; Switch contact one end of direct voltage switching relay (7) is electrically connected with general supply socket (8) is anodal, and the other end is connected with direct voltage conversion socket (15) is anodal; General supply socket (8) negative pole is connected with the negative pole of main motor power socket (9), warm-air drier supply socket (10), air conditioner supply socket (11), steer motor supply socket (12), direct voltage conversion socket (15), vehicle-mounted charge socket (13), DC charging socket (14) respectively.
2. electric automobile intelligent high-pressure block terminal according to claim 1, it is characterized in that: the signal input interface at described control unit (1) is connected with insulating monitoring module (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536631 CN202888749U (en) | 2012-10-19 | 2012-10-19 | Intelligent high-voltage distributing box for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536631 CN202888749U (en) | 2012-10-19 | 2012-10-19 | Intelligent high-voltage distributing box for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202888749U true CN202888749U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220536631 Expired - Fee Related CN202888749U (en) | 2012-10-19 | 2012-10-19 | Intelligent high-voltage distributing box for electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN202888749U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103465788A (en) * | 2013-08-28 | 2013-12-25 | 湖南南车时代电动汽车股份有限公司 | High-voltage safety box for hybrid buses |
| CN105398342A (en) * | 2015-12-28 | 2016-03-16 | 四川永贵科技有限公司 | High-voltage power distribution box |
| CN106347259A (en) * | 2016-10-17 | 2017-01-25 | 金龙联合汽车工业（苏州）有限公司 | Integrated power distribution system for passenger car |
| CN106374348A (en) * | 2016-08-30 | 2017-02-01 | 东风柳州汽车有限公司 | High-voltage power distribution box for electric vehicle and plug |
| CN106773984A (en) * | 2016-12-29 | 2017-05-31 | 上海思致汽车工程技术有限公司 | A kind of integrated form power electronic equipment of electric automobile |
| CN106740128A (en) * | 2016-12-09 | 2017-05-31 | 奇瑞汽车股份有限公司 | A kind of block terminal for electric automobile |
| CN106740575A (en) * | 2016-12-28 | 2017-05-31 | 郑州日产汽车有限公司 | Integrated new-energy automobile high voltage distribution box with CAN signal feedback |
| WO2018133218A1 (en) * | 2017-01-23 | 2018-07-26 | 深圳市品川能源电气有限公司 | High-voltage power distribution cabinet for electric vehicle |
| CN110061549A (en) * | 2019-05-29 | 2019-07-26 | 上海瑞垒电子科技有限公司 | A kind of intelligent high-voltage direct-current relay module |
-
2012
- 2012-10-19 CN CN 201220536631 patent/CN202888749U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103465788A (en) * | 2013-08-28 | 2013-12-25 | 湖南南车时代电动汽车股份有限公司 | High-voltage safety box for hybrid buses |
| CN103465788B (en) * | 2013-08-28 | 2016-01-20 | 湖南南车时代电动汽车股份有限公司 | For the high-voltage safety box of hybrid power passenger car |
| CN105398342A (en) * | 2015-12-28 | 2016-03-16 | 四川永贵科技有限公司 | High-voltage power distribution box |
| CN106374348A (en) * | 2016-08-30 | 2017-02-01 | 东风柳州汽车有限公司 | High-voltage power distribution box for electric vehicle and plug |
| CN106347259A (en) * | 2016-10-17 | 2017-01-25 | 金龙联合汽车工业（苏州）有限公司 | Integrated power distribution system for passenger car |
| CN106740128A (en) * | 2016-12-09 | 2017-05-31 | 奇瑞汽车股份有限公司 | A kind of block terminal for electric automobile |
| CN106740128B (en) * | 2016-12-09 | 2019-06-14 | 奇瑞汽车股份有限公司 | A kind of block terminal for electric car |
| CN106740575A (en) * | 2016-12-28 | 2017-05-31 | 郑州日产汽车有限公司 | Integrated new-energy automobile high voltage distribution box with CAN signal feedback |
| CN106773984A (en) * | 2016-12-29 | 2017-05-31 | 上海思致汽车工程技术有限公司 | A kind of integrated form power electronic equipment of electric automobile |
| WO2018133218A1 (en) * | 2017-01-23 | 2018-07-26 | 深圳市品川能源电气有限公司 | High-voltage power distribution cabinet for electric vehicle |
| CN110061549A (en) * | 2019-05-29 | 2019-07-26 | 上海瑞垒电子科技有限公司 | A kind of intelligent high-voltage direct-current relay module |
| CN110061549B (en) * | 2019-05-29 | 2024-03-26 | 上海瑞垒电子科技有限公司 | Intelligent high-voltage direct-current relay module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20161019 |