CN203611892U - Outage delay control system of vehicle control unit - Google Patents
Outage delay control system of vehicle control unit Download PDFInfo
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- CN203611892U CN203611892U CN201320708994.3U CN201320708994U CN203611892U CN 203611892 U CN203611892 U CN 203611892U CN 201320708994 U CN201320708994 U CN 201320708994U CN 203611892 U CN203611892 U CN 203611892U
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Abstract
The invention provides an outage delay control system of a vehicle control unit. The outage delay control system comprises a battery, a switch, a first coupled device, a power inverter and the vehicle control unit, wherein the battery is connected with one end of a vehicle key switch; one end of the switch is connected with the battery; one end of the first coupled device is connected with the other end of the vehicle key switch; the other end of the first coupled device is connected with the control end of the switch; one end of the power inverter is connected with the other end of the switch; the power source input end of the vehicle control unit is connected with the other end of the power inverter; the detection end of the vehicle control unit is connected with the other end of the vehicle key switch; the control end of the vehicle control unit is connected with the control end of the switch; after the control end detects the disconnection of the vehicle key switch, the control end controls the disconnection of the switch after preset time, so that the vehicle control unit is powered off. The outage delay control system of the vehicle control unit is simple in frame and low in cost, the reasonable temperature decline of corresponding devices is ensured, the service life is prolonged, and the risk of data loss due to outage is avoided.
Description
Technical field
The utility model relates to vehicle complete vehicle controller field, particularly a kind of power cut off delay control system of entire car controller.
Background technology
The low pollution of electronlmobil and performance-oriented advantage, become the main direction of contemporary development of automobile.And entire car controller is as one of kernel component of electronlmobil electric-control system, has become an important research content of electric vehicle engineering.The entire car controller of electronlmobil is born the Comprehensive Control of whole electronlmobil, and its reliability directly affects the reliability of electronlmobil, is related to the safety of electronlmobil.Wherein the power supply of entire car controller is very large to the performance impact of controller, and in order to guarantee that entire car controller stably works in whole cycle of operations, a good power-off power supply is the key that guarantees controller stable operation.
At present, the power supply of entire car controller is all to control by the switch of key mostly, and car load key is got to OFF shelves, disconnects to the relay of entire car controller power supply.But after automobile travels for a long time, the part temperatures such as motor, electric machine controller can be very high, when the down circuitry of entire car controller, motor, electric machine controller etc. are carried out to cooling fan and water pump also can quit work immediately, cause motor, electric machine controller to be difficult to obtain fine cooling-down effect, can reduce its service life.In addition also may, because power-off has little time to preserve, there is the hidden danger of loss of vital data in some significant datas in entire car controller.
Utility model content
The utility model is intended to solve the problems of the technologies described above at least to a certain extent.
For this reason, the purpose of this utility model is to propose a kind of power cut off delay control system of entire car controller, framework is simple, easily control, and cost is lower, and can guarantee the reasonable cooling of corresponding device, thereby the service life of having improved corresponding device, the risk because of power-off obliterated data avoided.
For reaching above-mentioned purpose, a kind of power cut off delay control system of entire car controller has been proposed according to embodiment of the present utility model, this device mainly comprises: battery, described battery is connected with one end of car key switch; Switch, one end of described switch is connected with described battery; The first coupled apparatus, one end of described the first coupled apparatus is connected with the other end of described car key switch, and the other end of described the first coupled apparatus is connected with the control end of described switch; Power supply changeover device, one end of described power supply changeover device is connected with the other end of described switch; Entire car controller, described entire car controller comprises power input, test side and control end, described power input is connected with the other end of described power supply changeover device, described test side is connected with the other end of described car key switch, described control end is connected with the control end of described switch, described entire car controller is for after detecting the disconnection of described car key switch by test side, disconnect controlling described switch after Preset Time by described control end, with to described entire car controller power-off.
The power cut off delay control system of the entire car controller of the utility model embodiment, provide power supply by power supply changeover device for entire car controller, entire car controller can be worked on after car key switch disconnects, meet the needs of entire car controller to power supply stability and reliability.And can freely control feed circuit according to car load mode of operation and disconnect, can guarantee the reasonable cooling of corresponding device, thereby the service life of having improved corresponding device, and avoided the risk because of power-off obliterated data.In addition, this system architecture is simple, easily control, and cost is lower, is conducive to Industry Promotion.
In addition, can also there is following additional technical characterictic according to the power cut off delay control system of the above-mentioned entire car controller of the utility model:
The power cut off delay control system of described entire car controller also comprises: the second coupled apparatus, wherein, the control end of described entire car controller is connected with the control end of described switch by described the second coupled apparatus.
Described the first coupled apparatus specifically comprises: the first resistance, and one end of described the first resistance is connected with the other end of described car key switch; The second resistance, one end of described the second resistance is connected with the control end of described switch; And first optocoupler, the input end of described the first optocoupler is connected with the other end of described the first resistance, and the mouth of described the first optocoupler is connected with the other end of described the second resistance.
Described the second coupled apparatus specifically comprises: the 3rd resistance, and described the 3rd one end of resistance and the control end of described entire car controller are connected; The 4th resistance, described the 4th one end of resistance and the control end of described switch are connected; And second optocoupler, the input end of described the second optocoupler is connected with the other end of described the 3rd resistance, and the mouth of described the second optocoupler is connected with the other end of described the 4th resistance.
The power cut off delay control system of described entire car controller also comprises: the first diode, one end of described switch is connected with described battery by described the first diode, the positive pole of described the first diode is connected with described battery, and the negative pole of described the first diode is connected with one end of described switch; And second diode, described the first coupled apparatus is connected with the other end of described car key switch by described the second diode, the positive pole of described the second diode is connected with the other end of described car key switch, and the negative pole of described the second diode is connected with one end of described the first coupled apparatus.
The power cut off delay control system of described entire car controller also comprises: the 5th resistance, the test side of described entire car controller is connected with described car key switch with described the second diode by described the 5th resistance, one end of described the 5th resistance is connected with described test side, and the other end of described the 5th resistance is connected with the negative pole of described the second diode; And the 6th resistance, described the 6th one end of resistance and the test side of described entire car controller are connected, the other end ground connection of described the 6th resistance.
The power cut off delay control system of described entire car controller also comprises: the 7th resistance, described the 7th one end of resistance and the control end of described entire car controller are connected, the other end ground connection of described the 7th resistance.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the power cut off delay control system according to the entire car controller of the utility model embodiment.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can particular case understand the concrete meaning of above-mentioned term in the utility model.
Any process of otherwise describing in diagram of circuit or at this or method are described and can be understood to, represent to comprise that one or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment or part, and the scope of preferred implementation of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
Describe according to the power cut off delay control system of the entire car controller of the utility model embodiment below in conjunction with Fig. 1.
According to the power cut off delay control system of the entire car controller of the utility model embodiment, comprise battery 100, switch 200, the first coupled apparatus 300, power supply changeover device 400 and entire car controller 500.
As shown in Figure 1, battery 100 is connected with one end of car key switch S 1.In embodiment of the present utility model, battery 100 can be storage battery, and the positive pole of this storage battery is connected with one end of car key switch S 1, negative earth.Car key switch S 1 has ON shelves and OFF shelves.
One end of switch 200 is connected with battery 100.In an embodiment of the present utility model, switch 200 can be metal-oxide-semiconductor switch.
One end of the first coupled apparatus 300 is connected with the other end of car key switch S 1, and the other end of the first coupled apparatus 300 is connected with the control end A of switch 200.In embodiment of the present utility model, the first coupled apparatus 300 can comprise: the first resistance R 1, the second resistance R 2 and the first optocoupler U1.Wherein, one end of the first resistance R 1 is connected with the other end of car key switch S 1; One end of the second resistance R 2 is connected with the control end A of switch 200; The input end of the first optocoupler U1 is connected with the other end of the first resistance R 1, and the mouth of the first optocoupler U1 is connected with the other end of the second resistance R 2.
One end (IN end in Fig. 1) of power supply changeover device 400 is connected with the other end of switch 200.
According to the delay cut-off control system of entire car controller of the present utility model, provide power supply by power supply changeover device for entire car controller, entire car controller can be worked on after car key switch disconnects, meet the needs of entire car controller to power supply stability and reliability.And can freely control feed circuit according to car load mode of operation and disconnect, can guarantee the reasonable cooling of corresponding device, thereby the service life of having improved corresponding device, and avoided the risk because of power-off obliterated data.In addition, this system architecture is simple, easily control, and cost is lower, is conducive to Industry Promotion.
In other embodiment of the present utility model, as shown in Figure 1, the power cut off delay control system of above-mentioned entire car controller also can comprise: the second coupled apparatus 600.Wherein, the control end IO2 of entire car controller 500 can be connected with the control end A of switch 200 by the second coupled apparatus 600.One end of the second coupled apparatus 600 is connected with the control end IO2 of entire car controller 500, and the other end of the second coupled apparatus 600 is connected with the control end A of switch 200.
In an embodiment of the present utility model, the second coupled apparatus 600 can comprise: the 3rd resistance R 3, the 4th resistance R 4 and the second optocoupler U2.Wherein, one end of the 3rd resistance R 3 is connected with the control end IO2 of entire car controller 500; One end of the 4th resistance R 4 is connected with the control end A of switch 200; The input end of the second optocoupler U2 is connected with the other end of the 3rd resistance R 3, and the mouth of the second optocoupler U2 is connected with the other end of the 4th resistance R 4.
In other embodiment of the present utility model, the delay cut-off control system of above-mentioned entire car controller also can comprise the first diode D1 and the second diode D2.One end of switch 200 can be connected with battery 100 by the first diode D1, and the positive pole of the first diode D1 is connected with the positive pole of battery 100, and the negative pole of the first diode D1 is connected with one end of switch 200.The first coupled apparatus 300 is connected with the other end of car key switch S 1 by the second diode D2, and the positive pole of the second diode D2 is connected with the other end of car key switch S 1, and the negative pole of the second diode D2 is connected with one end of the first coupled apparatus 300.
Further, the power cut off delay control system of above-mentioned entire car controller also can comprise: the 5th resistance R 5, the test side IO1 of entire car controller 500 is connected with car key switch S 1 with the second diode D2 by the 5th resistance R 5, one end of the 5th resistance R 5 is connected with the test side IO1 of entire car controller 500, and the other end of the 5th resistance R 5 is connected with the negative pole of the second diode D2; And the 6th one end of resistance R 6, the six resistance R 6 and the test side IO1 of entire car controller 500 be connected, the other end ground connection of the 6th resistance R 6.
Further, the power cut off delay control system of above-mentioned entire car controller also can comprise: the 7th one end of resistance R 7, the seven resistance R 7 and the control end IO2 of entire car controller 500 are connected, the other end ground connection of the 7th resistance R 7.
According to the delay cut-off control system of entire car controller of the present utility model, entire car controller can detect in test side when car key switch disconnects, by control end input low level to the second coupled apparatus, so that its cut-off, from but switch disconnect, and then the power supply of entire car controller is stopped, realizing delay cut-off.
According to the delay cut-off control system of entire car controller as shown in Figure 1, in the time that car key switch S 1 is got to ON shelves, battery 100 makes the first optocoupler U1 conducting by the second diode D2 and the first resistance R 1, and the level of the mouth of the first optocoupler U1 and the second resistance R 2 junctions becomes low level.Meanwhile, one end of switch 200 (for electrical input) is connected with battery 100 by the first diode D1, and in the time of the first optocoupler U1 conducting, the control end A of switch 200 also becomes low level, switch 200 conductings, and power supply changeover device 400 is started working.After power supply changeover device 400 is started working, its OUT end can be to the power input VCC output entire car controller 500 of the entire car controller 500 required voltage of working, and entire car controller 500 is started working.After the normal work of entire car controller 500, when the test side of entire car controller 500, IO1 detects ignition signal, be that car key switch S 1 is got to after ON shelves, control end IO2 exports high level, control the second optocoupler U2 conducting, can make the control end A of switch 200 become low level, the conducting state of maintained switch 200 simultaneously.
In the time that car key switch S 1 is got to OFF shelves, due to the second conducting of optocoupler U2, making the control end A of switch 200 is still low level, so switch 200 is normally worked, keeps conducting state, thereby assurance entire car controller 500 can normally be worked.In the time that car key switch S 1 is got to OFF shelves, the test side IO1 of entire car controller 500 detects that level is when high level becomes low level, the system of can learning has been carried out power operation, entire car controller 500 can be monitored whole vehicle state, in the time that whole vehicle state has all returned to zone of reasonableness, as, the temperature of the device such as motor, electric machine controller has been down to car load scope, data have been preserved etc., the control end IO2 output low level of entire car controller 500, control the second optocoupler U2 cut-off, thereby switch 200 is disconnected, thereby make entire car controller 500 power-off.So far, completed the breaking time-delaying work of entire car controller.
Any process of otherwise describing in diagram of circuit or at this or method are described and can be understood to, represent to comprise that one or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment or part, and the scope of preferred implementation of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
The logic and/or the step that in diagram of circuit, represent or otherwise describe at this, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as computer based system, comprise that the system of treater or other can and carry out the system of instruction from instruction execution system, device or equipment fetch instruction), or use in conjunction with these instruction execution systems, device or equipment.With regard to this specification sheets, " computer-readable medium " can be anyly can comprise, device that storage, communication, propagation or transmission procedure use for instruction execution system, device or equipment or in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronics package) with one or more wirings, portable computer diskette box (magnetic device), random-access memory (ram), read-only memory (ROM) (ROM), the erasable read-only memory (ROM) (EPROM or flash memory) of editing, fiber device, and portable optic disk read-only memory (ROM) (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanning, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present utility model can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with being stored in software or the firmware carried out in memory device and by suitable instruction execution system.For example, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: there is the discrete logic for data-signal being realized to the logic gates of logic function, there is the special IC of suitable combinatory logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the utility model can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claim and be equal to and limit.
Claims (7)
1. a power cut off delay control system for entire car controller, is characterized in that, comprising:
Battery, described battery is connected with one end of car key switch;
Switch, one end of described switch is connected with described battery;
The first coupled apparatus, one end of described the first coupled apparatus is connected with the other end of described car key switch, and the other end of described the first coupled apparatus is connected with the control end of described switch;
Power supply changeover device, one end of described power supply changeover device is connected with the other end of described switch;
Entire car controller, described entire car controller comprises power input, test side and control end, described power input is connected with the other end of described power supply changeover device, described test side is connected with the other end of described car key switch, described control end is connected with the control end of described switch, described entire car controller is for after detecting the disconnection of described car key switch by test side, disconnect controlling described switch after Preset Time by described control end, with to described entire car controller power-off.
2. the system as claimed in claim 1, is characterized in that, also comprises:
The second coupled apparatus, wherein, the control end of described entire car controller is connected with the control end of described switch by described the second coupled apparatus.
3. the system as claimed in claim 1, is characterized in that, described the first coupled apparatus specifically comprises:
The first resistance, one end of described the first resistance is connected with the other end of described car key switch;
The second resistance, one end of described the second resistance is connected with the control end of described switch; And
The first optocoupler, the input end of described the first optocoupler is connected with the other end of described the first resistance, and the mouth of described the first optocoupler is connected with the other end of described the second resistance.
4. system as claimed in claim 2, is characterized in that, described the second coupled apparatus specifically comprises:
The 3rd resistance, described the 3rd one end of resistance and the control end of described entire car controller are connected;
The 4th resistance, described the 4th one end of resistance and the control end of described switch are connected; And
The second optocoupler, the input end of described the second optocoupler is connected with the other end of described the 3rd resistance, and the mouth of described the second optocoupler is connected with the other end of described the 4th resistance.
5. the system as described in claim 1-4 any one, is characterized in that, also comprises:
The first diode, one end of described switch is connected with described battery by described the first diode, and the positive pole of described the first diode is connected with described battery, and the negative pole of described the first diode is connected with one end of described switch; And
The second diode, described the first coupled apparatus is connected with the other end of described car key switch by described the second diode, the positive pole of described the second diode is connected with the other end of described car key switch, and the negative pole of described the second diode is connected with one end of described the first coupled apparatus.
6. system as claimed in claim 5, is characterized in that, also comprises:
The 5th resistance, the test side of described entire car controller is connected with described car key switch with described the second diode by described the 5th resistance, one end of described the 5th resistance is connected with described test side, and the other end of described the 5th resistance is connected with the negative pole of described the second diode; And
The 6th resistance, described the 6th one end of resistance and the test side of described entire car controller are connected, the other end ground connection of described the 6th resistance.
7. system as claimed in claim 6, is characterized in that, also comprises:
The 7th resistance, described the 7th one end of resistance and the control end of described entire car controller are connected, the other end ground connection of described the 7th resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708994.3U CN203611892U (en) | 2013-11-11 | 2013-11-11 | Outage delay control system of vehicle control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708994.3U CN203611892U (en) | 2013-11-11 | 2013-11-11 | Outage delay control system of vehicle control unit |
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| CN203611892U true CN203611892U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320708994.3U Expired - Fee Related CN203611892U (en) | 2013-11-11 | 2013-11-11 | Outage delay control system of vehicle control unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260677A (en) * | 2014-09-18 | 2015-01-07 | 深圳市双赢伟业科技股份有限公司 | Vehicle power supply control circuit and car |
| CN104571042A (en) * | 2014-12-31 | 2015-04-29 | 深圳市进林科技有限公司 | Complete-vehicle control method and complete-vehicle controller of intelligent vehicle |
| CN106696871A (en) * | 2015-11-18 | 2017-05-24 | 北汽福田汽车股份有限公司 | High-voltage control system and method of electric automobile and electric automobile |
| CN109116788A (en) * | 2018-09-30 | 2019-01-01 | 中国重汽集团济南动力有限公司 | A kind of vehicle power supply control device, vehicle and method |
| CN113746059A (en) * | 2020-05-29 | 2021-12-03 | 比亚迪股份有限公司 | Vehicle power supply circuit, system and vehicle |
| CN117411159A (en) * | 2023-11-27 | 2024-01-16 | 佛山市晟阳太阳能科技有限公司 | Intelligent solar charging control circuit |
-
2013
- 2013-11-11 CN CN201320708994.3U patent/CN203611892U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260677A (en) * | 2014-09-18 | 2015-01-07 | 深圳市双赢伟业科技股份有限公司 | Vehicle power supply control circuit and car |
| CN104571042A (en) * | 2014-12-31 | 2015-04-29 | 深圳市进林科技有限公司 | Complete-vehicle control method and complete-vehicle controller of intelligent vehicle |
| CN104571042B (en) * | 2014-12-31 | 2018-04-20 | 深圳市进林科技有限公司 | The control method of finished and entire car controller of intelligent automobile |
| CN106696871A (en) * | 2015-11-18 | 2017-05-24 | 北汽福田汽车股份有限公司 | High-voltage control system and method of electric automobile and electric automobile |
| CN109116788A (en) * | 2018-09-30 | 2019-01-01 | 中国重汽集团济南动力有限公司 | A kind of vehicle power supply control device, vehicle and method |
| CN113746059A (en) * | 2020-05-29 | 2021-12-03 | 比亚迪股份有限公司 | Vehicle power supply circuit, system and vehicle |
| CN113746059B (en) * | 2020-05-29 | 2022-10-18 | 比亚迪股份有限公司 | Vehicle power supply circuit, system and vehicle |
| CN117411159A (en) * | 2023-11-27 | 2024-01-16 | 佛山市晟阳太阳能科技有限公司 | Intelligent solar charging control circuit |
| CN117411159B (en) * | 2023-11-27 | 2024-02-13 | 佛山市晟阳太阳能科技有限公司 | Intelligent solar charging control circuit |
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