CN100337862C - Anti-theft method based on ECU to control automobile transmission - Google Patents
Anti-theft method based on ECU to control automobile transmission Download PDFInfo
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- CN100337862C CN100337862C CNB2003101102644A CN200310110264A CN100337862C CN 100337862 C CN100337862 C CN 100337862C CN B2003101102644 A CNB2003101102644 A CN B2003101102644A CN 200310110264 A CN200310110264 A CN 200310110264A CN 100337862 C CN100337862 C CN 100337862C
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- change
- ecu
- speed box
- automobile
- clutch
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- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Burglar Alarm Systems (AREA)
- Control Of Transmission Device (AREA)
Abstract
The present invention discloses an anti-theft method for controlling an automobile transmission by an ECU. An ECU identifying device of a transmission or an engine is used to detect and judge the starting-up state of a car; a middle driving device dives a clutch to set the clutch in a connection or separation state so as to realize normal driving or driving failure of the automobile. The scheme put forward by the technology realizes anti-theft function of the entire automobile through the control of the clutch. The method comprises that the starting-up usage state of the automobile is detected and judged by the ECU of the transmission; the clutch is set into corresponding connection or separation state through the middle driving step or the control steps, such as machine control, electromagnetic control, hydraulic control, etc. to realize running failure state in abnormal use and normal running state in normal use.
Description
Technical field
The present invention relates to a kind of automobile burglar technology, especially a kind of theft preventing method based on ECU Control of Automobile change-speed box.
Background technology
At present, automobile burglar mainly has dual mode: 1, mechanical system: as handle lock, gear shift locking bar, wheel lock etc.2, electronic type: sound and light alarm, cut-out oil circuit, cut-out circuit, coded lock etc.This dual mode all be aspect outside vehicle crawler body, the external control, the control aspect of driving engine takes measures, anti-theft effect is undesirable.
Summary of the invention
The purpose of this invention is to provide a kind of ECU of employing technology control and cut off the combination of power-transfer clutch in the Automotive transmission, make its method that loses the transferring power ability reach theft-proof function.
Technical scheme of the present invention is: a kind of theft preventing method based on ECU Control of Automobile change-speed box, detect with the ECU identity recognition device of change-speed box and driving engine and to judge whether legal startup of automobile, drive power-transfer clutch by middle actuating device, make power-transfer clutch make corresponding combination or released state, realize that the cruising of automobile maybe can not travel; The ECU identification of change-speed box detects step: (1) vehicle owner identification, and car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car; (2) if not the car owner then anti-theft feature open, change-speed box ECU sends instruction and receives instruction back point of cutoff ignition circuit, fuel cut supply for Engine ECU, Engine ECU to make the driving engine can't ignition trigger; Change-speed box is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and automobile is in can't motoring condition.
Another kind of the present invention is based on the theft preventing method of ECU Control of Automobile change-speed box, detect with the ECU identity recognition device of change-speed box and driving engine and to judge whether legal startup of automobile, drive power-transfer clutch by middle actuating device, make power-transfer clutch make corresponding combination or released state, realize that the cruising of automobile maybe can not travel; The ECU identification of driving engine detects step: (1) vehicle owner identification, and car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car; (2) if not the car owner then anti-theft feature open, Engine ECU is sent instruction and is given change-speed box ECU, and point of cutoff ignition circuit, fuel cut supply make the driving engine can't ignition trigger; Change-speed box is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and automobile is in can't motoring condition.
The transmission principle of the change-speed box of band ECU control: during normal operation, power is exported by engine output shaft behind the engine starting, ECU send instruction by middle drive or controlled step as structures such as machinery, electromagnetism, hydraulic pressure with the power-transfer clutch combination, power is given the speed ratio adjusting mechanism through clutch transmits, be delivered on two wheels by diff then, thereby automobile is travelled forward or backward.
The present invention is based on the Automotive transmission (for example electronic controlled transmissions such as automatic transmission AT, stepless change CVT, double-clutch DCT, electric-controlled mechanical gear shift AMT) of ECU (electronic control unit) control, have one or more power-transfer clutchs (in order to cut off or in conjunction with the device of power transmission, for example dry type clutch, liquid clutch, magnetic clutch, magnetic-powder clutch, magnetic fluid clutch etc.).The scheme that present technique proposes is exactly by the control to above-mentioned power-transfer clutch, realizes the anti-theft feature of vehicle complete vehicle.Method is to detect and judge the startup running condition of automobile with the ECU of change-speed box, drive or controlled step (machinery, electromagnetism, hydraulic pressure etc.) by the centre, make power-transfer clutch make corresponding combination or released state, the cruising state the when vehicle when realizing improper the use can not travel with normal the use.
Therefore if we adopt certain way make its arrangement of clutch can't in conjunction with, just can cut off its transmission of power, automobile can't be advanced or fall back and travel, thereby play the effect of automobile burglar.Simultaneously because the effect that threatens the burglar by microcomputerized control, so be easy to realize driving sound and light alarm, is played in ECU inside; Cut off the oil circuit of automotive engine, stop fuel feeding, driving engine can't be turned round continuously, cut off the firing circuit of automotive engine, make engine can't start operation; Also can start other warnings reports to the police.
This theft preventing method is used with the vehicle owner identification device, anti-theft effect is splendid: vehicle owner identification device (can be centrally controrlled locking system key, IC-card, password, fingerprint recognition system etc.), identity recognition device can be connected with the micro computer of driving engine or the micro computer of change-speed box, the change-speed box micro computer is connected by certain mode with the driving engine micro computer again, therefore driving engine and change-speed box can once be discerned car owner's identity, as illegal startup automobile, driving engine and change-speed box can be enabled anti-theft feature simultaneously, reach the double anti-theft function.Even the burglar destroys the engine anti-theft function, the burglar is with automobile starting, and the change-speed box control clutch separates can not travel automobile.Even same burglar has destroyed the anti-theft feature of change-speed box, driving engine still can not ignition trigger.Do not have microprocessor for driving engine itself, do not have anti-theft feature, change-speed box also can have anti-theft feature separately.
Description of drawings
Fig. 1 is first kind of embodiment block scheme of the present invention,
Fig. 2 is second kind of embodiment block scheme of the present invention,
Fig. 3 is the third embodiment block scheme of the present invention,
Fig. 4 is the 4th kind of embodiment block scheme of the present invention.
The specific embodiment
Specifically can have following several for change-speed box itself antitheft:
Embodiment 1 (as shown in Figure 1)
After the car owner carries out identification by identity recognition device 1, car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car.If not the car owner then anti-theft feature open, the fuel supply that the ECU of change-speed box 2 sends instruction point of cutoff ignition circuit 4, fuel cut loop 3 makes the driving engine can't ignition trigger.Be released state with clutch control simultaneously, cut off the transmission of power of change-speed box, power can't be delivered on the output shaft from driving engine, and automobile is in can't motoring condition.Change-speed box ECU sends instruction and drives sound and light alarm 5 simultaneously, threatens the burglar.Also can connect 110 warnings 6 by network.
Embodiment 2 (as shown in Figure 2)
After the car owner carries out identification by identity recognition device 1, car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car.If not the car owner then anti-theft feature open, the ECU of change-speed box 2 sends the ECU that driving engine 7 is given in instruction, the fuel supply that Engine ECU is received instruction back point of cutoff ignition circuit 4, fuel cut loop 3 makes the driving engine can't ignition trigger.The ECU of change-speed box 2 is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and power can't be delivered on the output shaft from driving engine, and automobile is in can't motoring condition.The ECU of change-speed box 2 sends instruction and drives sound and light alarm 5 simultaneously, threatens the burglar.Also can connect 110 warnings 6 by network.
Embodiment 3 (as shown in Figure 3)
After the car owner carries out identification by identity recognition device 1, car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car.If not the car owner then anti-theft feature open, the ECU of driving engine 2 sends the ECU that change-speed box 7 is given in instruction, and the fuel supply in point of cutoff ignition circuit 4, fuel cut loop 3 makes the driving engine can't ignition trigger.The ECU of change-speed box 2 is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and power can't be delivered on the output shaft from driving engine, and automobile is in can't motoring condition.Simultaneously, the ECU of driving engine 7 sends instruction and drives sound and light alarm 5, threatens the burglar.Also can connect 110 warnings 6 by network.
Embodiment 4 (as shown in Figure 4)
After the car owner carries out identification by identity recognition device 1, car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car.If not the car owner then anti-theft feature open, the ECU of driving engine 7 sends the ECU that change-speed box 2 is given in instruction, and the fuel supply in point of cutoff ignition circuit 4, fuel cut loop 3 makes the driving engine can't ignition trigger.The ECU of change-speed box 2 is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and power can't be delivered on the output shaft from driving engine, and automobile is in can't motoring condition.The ECU of change-speed box 2 sends instruction and drives sound and light alarm 5 simultaneously, threatens the burglar.Also can connect 110 warnings 6 by network.
As seen from the above embodiment, principle of work of the present invention is based in the power transmission process as long as cut off any in propulsion source or the power transmission process or appoint several, the power of driving engine all can't be delivered on the wheel, and automobile can't travel, thereby reach theft-proof function.Here we mainly are combinations that adopt to cut off power-transfer clutch, make its method that loses the transferring power ability reach theft-proof function, and since its transmission of power be the change-speed box inner cut-out therefore anti-theft effect is good.Want the antitheft owner identification means of identification of at first will harnessing an animal to a cart (can be centrally controrlled locking system key, IC-card, password, fingerprint recognition system etc.), identity recognition device can be connected with the micro computer of driving engine or the micro computer of change-speed box, the change-speed box micro computer is connected by certain mode with the driving engine micro computer again, therefore driving engine and change-speed box can once be discerned car owner's identity, as illegal startup automobile, driving engine and change-speed box can be enabled anti-theft feature simultaneously, reach the double anti-theft function.Do not have anti-theft feature even driving engine itself does not have microprocessor, the burglar car engine, and change-speed box also can have anti-theft feature separately.
Claims (5)
1, a kind of theft preventing method based on ECU Control of Automobile change-speed box, it is characterized in that: detect with the ECU identity recognition device of change-speed box and driving engine and judge whether legal startup of automobile, drive power-transfer clutch by middle actuating device, make power-transfer clutch make corresponding combination or released state, realize that the cruising of automobile maybe can not travel; The ECU identification of change-speed box detects step: (1) vehicle owner identification, and car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car; (2) if not the car owner then anti-theft feature open, change-speed box ECU sends instruction and receives instruction back point of cutoff ignition circuit, fuel cut supply for Engine ECU, Engine ECU to make the driving engine can't ignition trigger; Change-speed box is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and automobile is in can't motoring condition.
2, a kind of theft preventing method based on ECU Control of Automobile change-speed box, it is characterized in that: detect with the ECU identity recognition device of change-speed box and driving engine and judge whether legal startup of automobile, drive power-transfer clutch by middle actuating device, make power-transfer clutch make corresponding combination or released state, realize that the cruising of automobile maybe can not travel; The ECU identification of driving engine detects step: (1) vehicle owner identification, and car owner in this way, then anti-theft feature is closed, and the car owner can freely drive a car; (2) if not the car owner then anti-theft feature open, Engine ECU is sent instruction and is given change-speed box ECU, and point of cutoff ignition circuit, fuel cut supply make the driving engine can't ignition trigger; Change-speed box is a released state with clutch control simultaneously, cuts off the transmission of power of change-speed box, and automobile is in can't motoring condition.
3, the theft preventing method based on ECU Control of Automobile change-speed box according to claim 1 and 2 is characterized in that: change-speed box is automatic transmission AT, stepless change CVT, double-clutch DCT, electric-controlled mechanical gear shift AMT.
4, the theft preventing method based on ECU Control of Automobile change-speed box according to claim 1 and 2 is characterized in that: power-transfer clutch is dry type clutch, liquid clutch, magnetic clutch, magnetic-powder clutch, magnetic fluid clutch.
5, the theft preventing method based on ECU Control of Automobile change-speed box according to claim 1 and 2 is characterized in that: identity recognition device can be centrally controrlled locking system key, IC-card, password, fingerprint recognition system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101102644A CN100337862C (en) | 2003-12-31 | 2003-12-31 | Anti-theft method based on ECU to control automobile transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101102644A CN100337862C (en) | 2003-12-31 | 2003-12-31 | Anti-theft method based on ECU to control automobile transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1634734A CN1634734A (en) | 2005-07-06 |
| CN100337862C true CN100337862C (en) | 2007-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2003101102644A Expired - Fee Related CN100337862C (en) | 2003-12-31 | 2003-12-31 | Anti-theft method based on ECU to control automobile transmission |
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| CN (1) | CN100337862C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101770657A (en) * | 2008-12-31 | 2010-07-07 | 吉林市北华航天科技有限公司 | Intelligent identity identification system of vehicle |
| CN103158640B (en) * | 2011-12-16 | 2016-08-10 | 上海博泰悦臻电子设备制造有限公司 | Running condition of automobile real-time judge system |
| CN106956661B (en) * | 2017-03-17 | 2020-05-05 | 安徽江淮汽车集团股份有限公司 | Anti-theft scheme for hybrid electric vehicle |
| WO2018218559A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳市永恒丰科技有限公司 | Fingerprint identification based bicycle safety management method and system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4343387A (en) * | 1979-02-21 | 1982-08-10 | Volkswagenwerk Aktiengesellschaft | Device for automatic actuation of an automobile clutch |
| US5023591A (en) * | 1989-11-15 | 1991-06-11 | Allen V. Edwards | Anti-theft control apparatus |
| CN1091703A (en) * | 1993-03-05 | 1994-09-07 | 王春生 | The theft preventing method of locking automobile power |
| US5450920A (en) * | 1993-03-16 | 1995-09-19 | Fichtel & Sachs Ag | Method of operating a motor vehicle and the motor vehicle drive |
| US5495925A (en) * | 1993-03-16 | 1996-03-05 | Fichtel & Sachs Ag | Anti-theft device for a motor vehicle |
| US6373148B1 (en) * | 1998-10-01 | 2002-04-16 | Siemens Aktiengesellschaft | Method and apparatus for placing a driving motor of a motor vehicle into operation |
-
2003
- 2003-12-31 CN CNB2003101102644A patent/CN100337862C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4343387A (en) * | 1979-02-21 | 1982-08-10 | Volkswagenwerk Aktiengesellschaft | Device for automatic actuation of an automobile clutch |
| US5023591A (en) * | 1989-11-15 | 1991-06-11 | Allen V. Edwards | Anti-theft control apparatus |
| CN1091703A (en) * | 1993-03-05 | 1994-09-07 | 王春生 | The theft preventing method of locking automobile power |
| US5450920A (en) * | 1993-03-16 | 1995-09-19 | Fichtel & Sachs Ag | Method of operating a motor vehicle and the motor vehicle drive |
| US5495925A (en) * | 1993-03-16 | 1996-03-05 | Fichtel & Sachs Ag | Anti-theft device for a motor vehicle |
| US6373148B1 (en) * | 1998-10-01 | 2002-04-16 | Siemens Aktiengesellschaft | Method and apparatus for placing a driving motor of a motor vehicle into operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1634734A (en) | 2005-07-06 |
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Owner name: LIU HUAJUN Free format text: FORMER OWNER: LIU YAJUN Effective date: 20090821 |
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Effective date of registration: 20090821 Address after: Building 2, economic and Technological Development Zone, Henan, Luoyang Province: 471023 Co-patentee after: Liu Zhijun Patentee after: Liu Hua Jun Address before: Building 2, economic and Technological Development Zone, Henan, Luoyang Province: 471023 Co-patentee before: Liu Huajun Patentee before: Liu Ya Jun Co-patentee before: Liu Zhijun |
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Owner name: LIU BING Free format text: FORMER OWNER: LIU HUAJUN Effective date: 20100601 Free format text: FORMER OWNER: LIU ZHIJUN |
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Free format text: CORRECT: ADDRESS; FROM: 471023 BUILDING 2, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, LUOYANG CITY, HENAN PROVINCE TO: 471023 GUANLIN SOUTH STREET, LUOLONG DISTRICT, LUOYANG CITY, HENAN PROVINCE |
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Effective date of registration: 20100601 Address after: 471023 Henan, Luolong District, Luoyang province Kwan Lin Street South Patentee after: Liu Bing Address before: 471023 Building No. 2, economic and Technological Development Zone, Henan, Luoyang Co-patentee before: Liu Zhijun Patentee before: Liu Huajun |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070919 Termination date: 20131231 |