CN203005111U - Delayed power-off device for electric vehicle - Google Patents
Delayed power-off device for electric vehicle Download PDFInfo
- Publication number
- CN203005111U CN203005111U CN 201220602436 CN201220602436U CN203005111U CN 203005111 U CN203005111 U CN 203005111U CN 201220602436 CN201220602436 CN 201220602436 CN 201220602436 U CN201220602436 U CN 201220602436U CN 203005111 U CN203005111 U CN 203005111U
- Authority
- CN
- China
- Prior art keywords
- relay
- automobile controller
- coil
- storage battery
- tip side
- Prior art date
- 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
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a delayed power-off device for an electric vehicle and aims to provide the delayed power-off device for the electric vehicle, which can carry out delayed power-off control on a vehicle controller of the electric vehicle so as to reach a power-off time sequence between controllers. The delayed power-off device for the electric vehicle comprises a vehicle controller, a transistor, a relay, an ignition switch and a storage battery; the relay comprises a coil end and a contact end; the transistor is provided with three pins; three pins of the transistor are respectively connected with the vehicle controller, one end of the coil end of the relay and the ground; the vehicle controller is respectively connected with one end of the contact end of the relay and one end of the ignition switch; and the other end of the ignition switch, the other end of the contact end of the relay and the other end of the coil end of the relay are all connected with the storage battery. The delayed power-off device for the electric vehicle has the benefit that the vehicle controller of the electric vehicle can be subjected to delayed power-off control, so as to reach the power-off time sequence between the controllers and enable the vehicle to be normally started next time.
Description
Technical field
The utility model relates to a kind of electronic vehicle control path device, refers in particular to a kind of electronlmobil Delayed power failure device.
Background technology
The automobile-used controller of electronlmobil is generally powered by the 12V lead-acid storage battery.After the high pressure outage, lead-acid storage battery just can not recharge.So, automobile controller must cut off the power supply to reduce the energy consumption of lead-acid storage battery, otherwise may cause 12V lead-acid storage battery feed, and vehicle can't be started in next time.But, be subjected to the power-down logic relation of electric automobile whole-control system, as battery management system first cut off the power supply, electric machine controller takes second place, entire car controller is last, the automobile-used controller of electronlmobil must install control power-off time device to reach the requirement of outage sequential.Prior art generally is arranged in Delayed power failure device on the pcb board of controller, but can increase like this arrangement space and the size of pcb board, and power is less, and wherein power is larger, and space requirement is larger.
Chinese patent Granted publication number: CN 202225747Y, May 23 2012 Granted publication day, a kind of circuit capable of delaying disconnection is disclosed, it comprises storage battery, key door switch and clutch controller, it also comprises detects relay, control relay, a diode and No. two diodes, the moved end of key door switch is connected with the positive pole of storage battery, and the quiet end of described key door switch is connected with the anode of a diode and an end of the control coil that is connected relay simultaneously; The negative electrode of a diode simultaneously and the negative electrode of No. two diodes be connected the forward power input with clutch controller and be connected.Weak point of the present utility model is, be only applicable to autoclutch and realize that power-transfer clutch automatically resets in the situation that disconnect the key door switch, can't control the delay cut-off of the automobile-used controller of electronlmobil, thereby can't reach the sequential of cutting off the power supply between each controller, may cause 12V lead-acid storage battery feed, and vehicle can't be started in next time.
The utility model content
The utility model is that in prior art, the automobile-used controller of electronlmobil can't carry out delay cut-off control in order to overcome, thereby can't reach the sequential of cutting off the power supply between each controller, may cause 12V lead-acid storage battery feed, the deficiency that makes vehicle to start in next time can be carried out the electronlmobil Delayed power failure device that delay cut-off control reaches outage sequential between each controller to the automobile-used controller of electronlmobil thereby provide a kind of.
To achieve these goals, the utility model is by the following technical solutions:
A kind of electronlmobil Delayed power failure device, comprise automobile controller, transistor, relay, ignition lock and storage battery, described relay pack is drawn together coil-end and tip side, described transistor has three pin, described transistorized three pin connect respectively coil-end one end and the ground of automobile controller, relay, described automobile controller connects respectively tip side one end of relay and an end of ignition lock, and the tip side other end of the other end of described ignition lock, relay is connected the coil-end other end and is all connected storage battery with relay.
Chaufeur is opened ignition lock by key, and storage battery is powered to automobile controller by ignition lock, makes automobile controller begin normal operation.High level of automobile controller output is controlled transistor turns, make the coil-end of relay be switched on, bring in the tip side conducting of control relay by the coil of relay, make storage battery power to automobile controller by the tip side of relay simultaneously, make automobile controller begin normal operation.When chaufeur disconnects ignition lock by key, if automobile controller need to work on, just need to start Delayed power failure device, automobile controller continues high level of output and controls transistor turns, make the coil-end of relay continue to be switched on, bring in the tip side conducting that continues control relay by the coil of relay, make storage battery power to automobile controller by the tip side of relay, delay cut-off starts.Design is satisfied and can be carried out delay cut-off control to the automobile-used controller of electronlmobil like this, thereby reaches the purpose of outage sequential between each controller.
As preferably, the tip side of described relay is the open contact end, the power end of described automobile controller connects an end of ignition lock and tip side one end of relay, the digital output end of described automobile controller connects transistor, the positive pole of described storage battery connects respectively the other end of ignition lock, the tip side other end of relay and the coil-end other end of relay, the negative earth of described storage battery, the power supply of storage battery is provided to provide to automobile controller by the open contact end of relay, thereby satisfies the requirement of delay cut-off.
As preferably, described transistor is aerotron, and aerotron is the current drives parts, and debug circuit is comparatively easy, and aerotron can be soldered on the pcb board of automobile controller or connects on the car load wire harness, need not to increase PCB space and the size of automobile controller.
As preferably, the base stage of described aerotron connects automobile controller, coil-end one end of the collector connection relay of described aerotron, and conducting and the shutoff of aerotron are controlled in the grounded emitter of described aerotron by the base stage of aerotron.
As preferably, described transistor is the NMOS pipe, and the NMOS pipe is the voltage drive element, just can drive with very little power, and during conducting, resistance is very little, and good temp characteristic is fit to do high speed switch use, easy self-excitation during as linear amplification, and static power consumption is very little.
As preferably, the grid of described NMOS pipe connects automobile controller, the drain electrode of described NMOS pipe connects coil-end one end of relay, the source ground of described NMOS pipe, control conducting and the shutoff of NMOS pipe by the grid of NMOS pipe, the NMOS pipe can be soldered on the pcb board of automobile controller or connects on the car load wire harness, need not to increase PCB space and the size of automobile controller.
The beneficial effects of the utility model are: can carry out delay cut-off to the automobile-used controller of electronlmobil and control, thereby reach the sequential of cutting off the power supply between each controller, can not cause 12V lead-acid storage battery feed, and make the vehicle can be in lower subnormal startup; Transistor can be soldered on the pcb board of automobile controller or connects on the car load wire harness, need not to increase PCB space and the size of automobile controller.
Description of drawings
Fig. 1 is functional block diagram of the present utility model;
Fig. 2 is the schematic circuit diagram of the utility model embodiment one;
Fig. 3 is the schematic circuit diagram of the utility model embodiment two.
In figure: 1. automobile controller, 2. transistor, 3. relay, 4. ignition lock, 5. storage battery, 6. tip side, 7. coil-end, 8. aerotron, 9. NMOS pipe.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
embodiment one: as Fig. 1, in the described embodiment of Fig. 2, a kind of electronlmobil Delayed power failure device, comprise automobile controller 1, transistor 2, relay 3, ignition lock 4 and storage battery 5, described relay 5 comprises coil-end 7 and tip side 6, described transistor 2 has three pin, three pin of described transistor 2 connect respectively automobile controller 1, coil-end 7 one ends of relay 3 and ground, described automobile controller 1 connects respectively tip side 6 one ends of relay 3 and an end of ignition lock 4, the other end of described ignition lock 4, coil-end 7 other ends that tip side 6 other ends of relay 3 are connected with relay all connect storage battery 5.Wherein: described transistor 2 is aerotron 8, and the base stage of described aerotron 8 connects automobile controller 1, coil-end 7 one ends of the collector connection relay 3 of described aerotron 8, the grounded emitter of described aerotron 8.The tip side 6 of described relay 3 is the open contact end, the power end of described automobile controller 1 connects an end of ignition lock 4 and tip side 6 one ends of relay 3, the base stage of the digital output end connecting triode 8 of described automobile controller 1, the positive pole of described storage battery 5 connects respectively the other end of ignition lock 4, tip side 6 other ends of relay 3 and coil-end 7 other ends of relay 3, the negative earth of described storage battery 5.Wherein: ignition lock 4 comprises " ON " shelves, " ACC " shelves and " OFF " shelves, and ground connection is held on the power supply ground of automobile controller 1, and storage battery 5 is the 12V storage battery.
principle of work is as follows: chaufeur is screwed onto key " ON " shelves of ignition lock 4, at this moment the positive pole of the power end of automobile controller 1 and 12V storage battery is connected, automobile controller 1 begins normal operation, high level of the digital signal end of automobile controller 1 output afterwards is to the base stage of aerotron 8, make aerotron 8 conductings, the coil-end 7 of relay 3 is connected like this, coil-end 7 by relay 3 makes the tip side 6 of relay 3 also connect, so whole relay 3 is switched on, the power supply of automobile controller 1 is from the circuit parallel of ignition lock 4 and relay 3 at this moment, chaufeur is screwed onto key " ACC " shelves or " OFF " shelves of ignition lock 4, although the power circuit through ignition lock 4 is cut off, but the power circuit of the tip side 6 of process relay 3 is not cut off, but the digital output end that is subject to automobile controller 1 is controlled, as long as the voltage of digital output end output is high level, relay 3 conducting all the time, this moment, the power end of automobile controller 1 can continue power supply by the 12V storage battery by the tip side 6 of relay 3, delay cut-off is opened, if the level of digital output end output is low level, relay 3 disconnects, delay cut-off finishes.
embodiment two: as Fig. 1, in the described embodiment of Fig. 3, a kind of electronlmobil Delayed power failure device, comprise automobile controller 1, transistor 2, relay 3, ignition lock 4 and storage battery 5, described relay 5 comprises coil-end 7 and tip side 6, described transistor 2 has three pin, three pin of described transistor 2 connect respectively automobile controller 1, coil-end 7 one ends of relay 3 and ground, described automobile controller 1 connects respectively tip side 6 one ends of relay 3 and an end of ignition lock 4, the other end of described ignition lock 4, coil-end 7 other ends that tip side 6 other ends of relay 3 are connected with relay all connect storage battery 5.Wherein: described transistor 2 connects automobile controller 1 for NMOS pipe 9, the grid of described NMOS pipe 9, and the drain electrode of described NMOS pipe 9 connects coil-end 7 one ends of relay 3, the source ground of described NMOS pipe 9.The tip side 6 of described relay 3 is the open contact end, the power end of described automobile controller 1 connects an end of ignition lock 4 and tip side 6 one ends of relay 3, the digital output end of described automobile controller 1 connects the grid of NMOS pipe 9, the positive pole of described storage battery 5 connects respectively the other end of ignition lock 4, tip side 6 other ends of relay 3 and coil-end 7 other ends of relay 3, the negative earth of described storage battery 5.Wherein: ignition lock 4 comprises " ON " shelves, " ACC " shelves and " OFF " shelves, and ground connection is held on the power supply ground of automobile controller 1, and storage battery 5 is the 12V storage battery.
principle of work is as follows: chaufeur is screwed onto key " ON " shelves of ignition lock 4, at this moment the positive pole of the power end of automobile controller 1 and 12V storage battery is connected, automobile controller 1 begins normal operation, high level of the digital signal end of automobile controller 1 output afterwards is to the grid of NMOS pipe 9, make 9 conductings of NMOS pipe, the coil-end 7 of relay 3 is connected like this, coil-end 7 by relay 3 makes the tip side 6 of relay 3 also connect, so whole relay 3 is switched on, the power supply of automobile controller 1 is from the circuit parallel of ignition lock 4 and relay 3 at this moment, chaufeur is screwed onto key " ACC " shelves or " OFF " shelves of ignition lock 4, although the power circuit through ignition lock 4 is cut off, but the power circuit of the tip side 6 of process relay 3 is not cut off, but the digital output end that is subject to automobile controller 1 is controlled, as long as the voltage of digital output end output is high level, relay 3 conducting all the time, this moment, the power end of automobile controller 1 can continue power supply by the 12V storage battery by the tip side 6 of relay 3, delay cut-off is opened, if the level of digital output end output is low level, relay 3 disconnects, delay cut-off finishes.
Claims (6)
1. electronlmobil Delayed power failure device, it is characterized in that, comprise automobile controller (1), transistor (2), relay (3), ignition lock (4) and storage battery (5), described relay (3) comprises coil-end (7) and tip side (6), described transistor (2) has three pin, three pin of described transistor (2) connect respectively automobile controller (1), coil-end (7) one ends of relay (3) and ground, described automobile controller (1) connects respectively tip side (6) one ends of relay (3) and an end of ignition lock (4), the other end of described ignition lock (4), tip side (6) other end of relay (3) is connected 3 with relay) coil-end (7) other end all connect storage battery (5).
2. a kind of electronlmobil Delayed power failure device according to claim 1, it is characterized in that, the tip side (6) of described relay (3) is open contact end (6), the power end of described automobile controller (1) connects an end of ignition lock (4) and tip side (6) one ends of relay (3), the digital output end of described automobile controller (1) connects transistor (2), the positive pole of described storage battery (5) connects respectively the other end of ignition lock (4), coil-end (7) other end of tip side (6) other end of relay (3) and relay (3), the negative earth of described storage battery (5).
3. a kind of electronlmobil Delayed power failure device according to claim 1 and 2, is characterized in that, described transistor (2) is aerotron (8).
4. a kind of electronlmobil Delayed power failure device according to claim 3, it is characterized in that, the base stage of described aerotron (8) connects automobile controller (1), coil-end (7) one ends of the collector connection relay (3) of described aerotron (8), the grounded emitter of described aerotron (8).
5. a kind of electronlmobil Delayed power failure device according to claim 1 and 2, is characterized in that, described transistor (2) is NMOS pipe (9).
6. a kind of electronlmobil Delayed power failure device according to claim 4, it is characterized in that, the grid of described NMOS pipe (9) connects automobile controller (1), and the drain electrode of described NMOS pipe (9) connects coil-end (7) one ends of relay (3), the source ground of described NMOS pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220602436 CN203005111U (en) | 2012-11-14 | 2012-11-14 | Delayed power-off device for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220602436 CN203005111U (en) | 2012-11-14 | 2012-11-14 | Delayed power-off device for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203005111U true CN203005111U (en) | 2013-06-19 |
Family
ID=48596736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220602436 Expired - Fee Related CN203005111U (en) | 2012-11-14 | 2012-11-14 | Delayed power-off device for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203005111U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481844A (en) * | 2013-09-06 | 2014-01-01 | 深圳市华宝电子科技有限公司 | Vehicle-mounted electronic system, vehicle-mounted equipment power source management method and vehicle |
| CN105845505A (en) * | 2016-06-14 | 2016-08-10 | 珠海英搏尔电气股份有限公司 | Electrical part assembly of electric vehicle, relay switch circuit and control method therefor |
| CN108473059A (en) * | 2016-07-15 | 2018-08-31 | 株式会社Lg化学 | The system and method for contactor disconnected extremely are prevented by real-time operation detection |
| CN108528227A (en) * | 2018-03-23 | 2018-09-14 | 苏州弗尔赛能源科技股份有限公司 | A kind of range extender of electric vehicle control system, control method and electric vehicle |
| CN109581090A (en) * | 2017-09-28 | 2019-04-05 | 比亚迪股份有限公司 | The endurance testing device and life-span test system of master control preliminary filling device |
| CN110370932A (en) * | 2018-11-08 | 2019-10-25 | 北京京东尚科信息技术有限公司 | Safe power supply device and method |
-
2012
- 2012-11-14 CN CN 201220602436 patent/CN203005111U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481844A (en) * | 2013-09-06 | 2014-01-01 | 深圳市华宝电子科技有限公司 | Vehicle-mounted electronic system, vehicle-mounted equipment power source management method and vehicle |
| CN105845505A (en) * | 2016-06-14 | 2016-08-10 | 珠海英搏尔电气股份有限公司 | Electrical part assembly of electric vehicle, relay switch circuit and control method therefor |
| CN108473059A (en) * | 2016-07-15 | 2018-08-31 | 株式会社Lg化学 | The system and method for contactor disconnected extremely are prevented by real-time operation detection |
| CN109581090A (en) * | 2017-09-28 | 2019-04-05 | 比亚迪股份有限公司 | The endurance testing device and life-span test system of master control preliminary filling device |
| CN108528227A (en) * | 2018-03-23 | 2018-09-14 | 苏州弗尔赛能源科技股份有限公司 | A kind of range extender of electric vehicle control system, control method and electric vehicle |
| CN108528227B (en) * | 2018-03-23 | 2024-04-30 | 苏州弗尔赛能源科技股份有限公司 | Electric automobile range extender control system and control method and electric automobile |
| CN110370932A (en) * | 2018-11-08 | 2019-10-25 | 北京京东尚科信息技术有限公司 | Safe power supply device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203005111U (en) | Delayed power-off device for electric vehicle | |
| CN104037720A (en) | Protection device and protection method for preventing voltage drop of power supply of microcontroller in electronic cigarette | |
| CN103182949B (en) | Cut-off/wake-up circuit of whole vehicle controller | |
| CN203674082U (en) | Relay control circuit | |
| CN201142672Y (en) | ECU delayed time processing circuit for motor vehicle | |
| CN101109349B (en) | ECU delayed processing circuit of motorcycle | |
| CN203554016U (en) | Automatic charge/discharge switching controller for two storage batteries of automobile | |
| CN201203775Y (en) | Standby control circuit | |
| CN101546171A (en) | Vehicle power supply time-delay device | |
| CN101330222B (en) | Control apparatus and control method for charging and discharging vehicle-mounted system | |
| CN102684294B (en) | Main and standby power supply control device for embedded equipment | |
| CN104578270A (en) | Vehicle-mounted low-voltage power supply device for battery electric vehicle | |
| CN204113515U (en) | Remote control type vehicle accumulator auxiliary actuating apparatus | |
| CN203078446U (en) | Control circuit of low quiescent currents of motor control system for vehicle | |
| CN108944746A (en) | A kind of mobile unit and automobile | |
| CN101587739A (en) | Audio play device | |
| CN203331853U (en) | Buffer switch circuit of electromobile | |
| CN203186124U (en) | Switching-off/awakening circuit of vehicle control unit | |
| CN208774692U (en) | A kind of mobile unit and automobile | |
| CN204168265U (en) | A kind of buffer circuit that powers on of electric automobile | |
| CN202059201U (en) | Charging device of electric bicycle | |
| CN204290312U (en) | A kind of signal delay circuit of electric machine controller ON shelves | |
| CN111865061A (en) | Power-on and power-off management circuit of aviation motor controller | |
| CN206272333U (en) | A kind of online adaptive switched power management modules free of discontinuities of DC DC | |
| CN2728079Y (en) | Motor vehicle UPS |
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: 20130619 Termination date: 20201114 |