CN204845806U - Vehicle control unit's power supply system - Google Patents
Vehicle control unit's power supply system Download PDFInfo
- Publication number
- CN204845806U CN204845806U CN201520592993.6U CN201520592993U CN204845806U CN 204845806 U CN204845806 U CN 204845806U CN 201520592993 U CN201520592993 U CN 201520592993U CN 204845806 U CN204845806 U CN 204845806U
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- CN
- China
- Prior art keywords
- relay
- car controller
- entire car
- control end
- ignition lock
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a vehicle control unit's power supply system, include: battery, ignition lock, diode and relay. Accumulator output end with the power end of ignition lock links to each other, input continuous with the input of first relay and the second relay is continuous respectively for the power output end of ignition lock, the signal output part of ignition lock with first relay control end links to each other, the output of second relay links to each other with vehicle control unit's power end, second relay control end with the output of first relay links to each other, second relay control end links to each other with vehicle control unit's control end, the positive pole of diode with the output of second relay links to each other, the negative pole of diode with the output of first relay links to each other. The problem of the disconnection of ignition lock ON shelves signal back vehicle control unit can not be supplied power is solved, improve electric automobile's electric system's security and convenience.
Description
Technical field
The utility model relates to the electrical architecture field of electronlmobil, particularly relates to a kind of electric power system of entire car controller.
Background technology
Electronlmobil is the main direction of Future New Energy Source development of automobile, and the electrical architecture of electronlmobil is the important foundation realizing whole automobile control function.When electronlmobil needs low-voltage power supply in whole-vehicle control network, vehicle needs to send ON shelves signal by ignition lock and entire car controller is powered on.General is all the switch on and off being controlled power supply by ignition lock, and as shown in Figure 1, the mouth of ignition lock is directly connected with the power end of entire car controller.When ignition lock ON shelves signal stops, there will be entire car controller lower electric state at once.This just easily causes when car load enters power-down state, and entire car controller cannot store some important informations in time, may cause the loss of significant data.Such as, to the SOC of battery status monitoring, the storage operation of SOH value in battery management system.Meanwhile, when detecting the charging of batteries of electric automobile group or other, entire car controller needs to be in power supply state.Therefore under the state do not started at electronlmobil, how to complete charging and the detection of battery pack, contribute to improving electronlmobil safety.
Utility model content
The utility model provides a kind of electric power system of entire car controller, the problem that after solving the disconnection of ignition lock ON shelves signal, entire car controller can not be powered, realize the power supply control of number of ways to entire car controller, improve safety and the convenience of the electric system of electronlmobil.
For achieving the above object, the utility model provides following technical scheme:
An electric power system for entire car controller, comprising: 1 storage battery, ignition lock, diode and relay;
Described accumulator output end is connected with the power end of described ignition lock;
The power output end of described ignition lock is connected with the input end of the first relay respectively and the input end of the second relay is connected, and the signal output part of described ignition lock is connected with the access contact 1 of described first Control end;
The contact 2 that picks out of described first Control end is connected with bonding;
The described mouth of the second relay is connected with the power end of entire car controller; The access contact 1 of described second Control end is connected with the mouth of described first relay, and the contact 2 that picks out of described second Control end is connected with the control end of entire car controller;
The anode of described diode is connected with the mouth of described second relay, and the negative electrode of described diode is connected with the mouth of described first relay.
Preferably, the electric power system of this entire car controller also comprises onboard charger;
The signal output part of described onboard charger is connected with the access contact 1 of described first Control end, and when the signal output part of described onboard charger exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
Preferably, the electric power system of this entire car controller, also comprises fast charge stake;
The signal output part of described fast charge stake is connected with the access contact 1 of described first Control end, and when the signal output part of described fast charge stake exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
Preferably, the electric power system of this entire car controller, also comprises remote intelligent terminal;
The signal output part of described remote intelligent terminal is connected with the access contact 1 of described first Control end, and the power end of described remote intelligent terminal is connected with the mouth of described storage battery; When the signal output part of described remote intelligent terminal exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
Preferably, when the control end of described entire car controller is high level, described second relay disconnects, and described storage battery stops powering to entire car controller.
Preferably, described first relay and described second relay are normal-open type relay.
The electric power system of a kind of entire car controller that the utility model provides, by adopting the break-make to power supply of relay, the problem that after solving the disconnection of ignition lock ON shelves signal, entire car controller can not be powered.Meanwhile, also adopt remote intelligent terminal, onboard charger and fast charge stake to realize the power supply control of number of ways to entire car controller, improve safety and the convenience of the electric system of electronlmobil.
Accompanying drawing explanation
In order to be illustrated more clearly in specific embodiments of the invention, be briefly described to the accompanying drawing used required in embodiment below.
Fig. 1: the confession electrical schematic of prior art entire car controller;
Fig. 2: the electric power system schematic diagram being a kind of entire car controller that the utility model embodiment provides.
Reference numeral
The access contact of 1 Control end
2 Control ends pick out contact
Detailed description of the invention
In order to make those skilled in the art person understand scheme of the present utility model better, below in conjunction with drawings and embodiments, the utility model embodiment is described in further detail.
For the power supply of entire car controller in prior art only by the ON shelves signal control of ignition lock, easily to cause because of entire car controller power-off and cannot in time to the problem that some important informations store.The utility model puies forward the electric power system for a kind of entire car controller, the problem that after solving the disconnection of ignition lock ON shelves signal, entire car controller can not be powered, realize the power supply control of number of ways to entire car controller, improve safety and the convenience of the electric system of electronlmobil.
As shown in Figure 2, be the electric power system schematic diagram of a kind of entire car controller that the utility model embodiment provides.This system comprises: storage battery, ignition lock, diode and relay;
Described accumulator output end is connected with the power end of described ignition lock, and the storage battery of electronlmobil often can adopt 12V lead-acid battery, also can need according to automobile the storage battery selecting other type.
The power output end of described ignition lock is connected with the input end of the first relay respectively and the input end of the second relay is connected, and the signal output part of described ignition lock is connected with the access contact 1 of described first Control end; The contact 2 that picks out of described first Control end is connected with bonding.
It should be noted that, due to electronlmobil employing is the electric principle of single wire system, and the negative pole of storage battery is directly connected with vehicle body sheet metal, and the negative pole of electric appliance load is directly connected with bonding.Therefore, only need the contact of the incoming end ensureing Control end to be connected with control signal wire, the end that picks out of Control end is connected with bonding, Control end just can be made for electric forming electric power loop, realize the on-off function of relay.
The described mouth of the second relay is connected with the power end of entire car controller; The access contact 1 of described second Control end is connected with the mouth of described first relay, and the contact 2 that picks out of described second Control end is connected with the control end of entire car controller;
The anode of described diode is connected with the mouth of described second relay, and the negative electrode of described diode is connected with the mouth of described first relay.Utilize the single steering characteristic of described diode, the electric signal that storage battery is exported is defeated by the mouth of the first relay by the mouth of the second relay, ensures to make the second relay be in conducting state always.Realize the continued power of storage battery to entire car controller, until the second Control end pick out contact 2 when being in high level state, described second relay disconnects, and stops energising.
Further, the electric power system of this entire car controller also comprises onboard charger; Described onboard charger, is also trickle charge electrical equipment, and being mainly used for can be the direct supply that can be used for the charging of batteries of electric automobile group by outside 220VAC Power convert.Due to process of charging, the battery management system of electronlmobil needs to carry out monitoring management to the state of battery pack, avoid occurring the phenomenons such as over-charging of battery, and the power supply of battery management system is by vehicle control unit controls, therefore how realizing carrying out safe charging to battery pack under electronlmobil not starting state, is also the necessary technology means improving vehicle safety.
The signal output part of described onboard charger is connected with the access contact 1 of described first Control end, and when described onboard charger exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
Similarly, the electric power system of this entire car controller, also can comprise fast charge stake; Charging quickly device is also in described fast charge stake, is mainly arranged on battery-charging station, for realizing alternating current to be converted to the direct supply that can be used for the charging of batteries of electric automobile group, to the equipment that power brick is charged.Need information interaction between described fast charge stake and entire car controller, when this also requires to charge, entire car controller is in running order, and battery management system also needs to carry out monitoring management to the battery status of battery pack simultaneously.
The signal output part of described fast charge stake is connected with the access contact 1 of described first Control end, and when described fast charge stake signal output part exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
Further, the electric power system of this entire car controller, also comprises remote intelligent terminal; Described remote intelligent terminal realizes signals of vehicles and the mutual vehicle termination equipment of server info, when can be used for vehicle fault detection, carries out information interaction to vehicle-mounted electric appliance load.
The signal output part of described remote intelligent terminal is connected with the access contact 1 of described first Control end, and the power end of described remote intelligent terminal is connected with the mouth of described storage battery; When the signal output part of described remote intelligent terminal exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
It should be noted that, be connected by the control end of diode with the first relay with the mouth of remote intelligent terminal by onboard charger, fast charge stake, electric signal one-way can be ensured, avoid each voltage signal to the interference of components and parts.
During practical application, because the control end of entire car controller is connected with the contact 2 that picks out of described second Control end, when the control end of described entire car controller is high level, described second relay disconnects, and described storage battery stops powering to entire car controller.
The characteristic of the first relay and described second relay according to the utility model embodiment, normal-open type relay selected by described relay.
The electric power system of a kind of entire car controller that the utility model provides, by adopting the break-make to power supply of relay, the problem that after solving the disconnection of ignition lock ON shelves signal, entire car controller can not be powered.Meanwhile, also adopt remote intelligent terminal, onboard charger and fast charge stake to realize the power supply control of number of ways to entire car controller, improve safety and the convenience of the electric system of electronlmobil.
Structure of the present utility model, feature and action effect is described in detail above according to the embodiment shown in diagram; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change done according to conception of the present utility model; or be revised as the Equivalent embodiments of equivalent variations; do not exceed yet specification sheets with diagram contain spiritual time, all should in protection domain of the present utility model.
Claims (6)
1. an electric power system for entire car controller, is characterized in that, comprising: storage battery, ignition lock, diode and relay;
Described accumulator output end is connected with the power end of described ignition lock;
The power output end of described ignition lock is connected with the input end of the first relay respectively and the input end of the second relay is connected, and the signal output part of described ignition lock is connected with the access contact (1) of described first Control end;
The contact (2) that picks out of described first Control end is connected with bonding;
The described mouth of the second relay is connected with the power end of entire car controller; The access contact (1) of described second Control end is connected with the mouth of described first relay, and the contact (2) that picks out of described second Control end is connected with the control end of entire car controller;
The anode of described diode is connected with the mouth of described second relay, and the negative electrode of described diode is connected with the mouth of described first relay.
2. the electric power system of entire car controller according to claim 1, is characterized in that, also comprises onboard charger;
The signal output part of described onboard charger is connected with the access contact (1) of described first Control end, when the signal output part of described onboard charger exports high level, first relay described in conducting, makes described storage battery power to entire car controller.
3. the electric power system of entire car controller according to claim 1, is characterized in that, also comprises fast charge stake;
The signal output part of described fast charge stake is connected with the access contact (1) of described first Control end, when the signal output part of described fast charge stake exports high level, first relay described in conducting, makes described storage battery power to entire car controller.
4. the electric power system of entire car controller according to claim 1, is characterized in that, also comprises remote intelligent terminal;
The signal output part of described remote intelligent terminal is connected with the access contact (1) of described first Control end, and the power end of described remote intelligent terminal is connected with the mouth of described storage battery; When the signal output part of described remote intelligent terminal exports high level, the first relay described in conducting, makes described storage battery power to entire car controller.
5. the electric power system of entire car controller according to claim 1, is characterized in that, when the control end of described entire car controller is high level, described second relay disconnects, and described storage battery stops powering to entire car controller.
6. the electric power system of the entire car controller according to any one of claim 1 to 5, is characterized in that, described first relay and described second relay are normal-open type relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592993.6U CN204845806U (en) | 2015-08-07 | 2015-08-07 | Vehicle control unit's power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592993.6U CN204845806U (en) | 2015-08-07 | 2015-08-07 | Vehicle control unit's power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204845806U true CN204845806U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520592993.6U Expired - Fee Related CN204845806U (en) | 2015-08-07 | 2015-08-07 | Vehicle control unit's power supply system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691209A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Electrical system for controller with distribution type architecture and power supply redundancy electric intelligent vehicle |
| CN105826974A (en) * | 2016-03-22 | 2016-08-03 | 成都雅骏新能源汽车科技股份有限公司 | AC-DC charging gun low voltage power supply system and power supply method thereof |
| CN105857102A (en) * | 2016-04-08 | 2016-08-17 | 同济大学 | Electrical system of electric intelligent vehicle, for centralized architecture controller and electricity supply redundancy |
| CN106627155A (en) * | 2016-10-27 | 2017-05-10 | 中通客车控股股份有限公司 | Pure electric bus power system control module electricity distribution circuit |
| CN109130860A (en) * | 2017-06-28 | 2019-01-04 | 郑州宇通客车股份有限公司 | A kind of multi-source monitoring system and power module |
| CN114954309A (en) * | 2022-03-11 | 2022-08-30 | 重庆长安汽车股份有限公司 | Automobile static power supply management system, method, power shortage prevention device, equipment and medium |
-
2015
- 2015-08-07 CN CN201520592993.6U patent/CN204845806U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826974A (en) * | 2016-03-22 | 2016-08-03 | 成都雅骏新能源汽车科技股份有限公司 | AC-DC charging gun low voltage power supply system and power supply method thereof |
| CN105691209A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Electrical system for controller with distribution type architecture and power supply redundancy electric intelligent vehicle |
| CN105857102A (en) * | 2016-04-08 | 2016-08-17 | 同济大学 | Electrical system of electric intelligent vehicle, for centralized architecture controller and electricity supply redundancy |
| CN106627155A (en) * | 2016-10-27 | 2017-05-10 | 中通客车控股股份有限公司 | Pure electric bus power system control module electricity distribution circuit |
| CN106627155B (en) * | 2016-10-27 | 2023-06-16 | 中通客车股份有限公司 | Power distribution circuit of control module of power system of pure electric bus |
| CN109130860A (en) * | 2017-06-28 | 2019-01-04 | 郑州宇通客车股份有限公司 | A kind of multi-source monitoring system and power module |
| CN109130860B (en) * | 2017-06-28 | 2024-04-26 | 宇通客车股份有限公司 | Multisource monitored control system and power module |
| CN114954309A (en) * | 2022-03-11 | 2022-08-30 | 重庆长安汽车股份有限公司 | Automobile static power supply management system, method, power shortage prevention device, equipment and medium |
| CN114954309B (en) * | 2022-03-11 | 2024-05-14 | 重庆长安汽车股份有限公司 | Automobile static power supply management system, method, power shortage prevention device, equipment and medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20190807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |