CN2911230Y - Fuel ignition electronic control circuit of autocar engine - Google Patents

Fuel ignition electronic control circuit of autocar engine Download PDF

Info

Publication number
CN2911230Y
CN2911230Y CN 200620028880 CN200620028880U CN2911230Y CN 2911230 Y CN2911230 Y CN 2911230Y CN 200620028880 CN200620028880 CN 200620028880 CN 200620028880 U CN200620028880 U CN 200620028880U CN 2911230 Y CN2911230 Y CN 2911230Y
Authority
CN
China
Prior art keywords
circuit
power output
over
shaping
ignition
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 - Lifetime
Application number
CN 200620028880
Other languages
Chinese (zh)
Inventor
李延军
姜殿洋
黄文�
Original Assignee
李延军
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 李延军 filed Critical 李延军
Priority to CN 200620028880 priority Critical patent/CN2911230Y/en
Application granted granted Critical
Publication of CN2911230Y publication Critical patent/CN2911230Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Ignition Installations For Internal Combustion Engines (AREA)

Abstract

The utility model is an electronic-controlled ignition circuit for automobile engines, belonging to the automobile engine technology. The signal input section 1 is linked with computer control box ECU for electronic ignition; the over-voltage and over-current protection circuit 2 comprises diodes D1 and D2, a stabilovolt diode IC2 and a capacitor and resistor; the shaping and detecting circuit 3 comprises diodes D3 and D4 and an integrated block IC1; the amplification and driving circuit 4 comprises two IGBT power composite tubes; the power-output and shaping circuit (5) comprises two symmetric circuits; the power-output section 6 is connected with the input end of a dry-type ignition coil. The utility model, formed by simple components, is characterized by stable output waveform, over-voltage, over-current protection and free of cylinder interference state due to none output power of input signal, and thus has the advantages of higher stability, realization of ideal state of automobile fuel injection and ignition control, improved success rate of engine ignition and a longer service life.

Description

Fuel ignition electronically-controlled circuit of automobile engine
Technical field
The utility model belongs to the component technology field of motor car engine, particularly is used for the control circuit of motor car engine fuel ignition.
Background technique
The safety of automobile, energy-saving and environmental protection and intellectuality and informationization are the development trends of following automobile, and in the development process of automotive engineering, the effect of automotive electronics is particularly outstanding, are exploitation new model, the most important technical measures of improvement automotive performance.70% innovation derives from automotive electronics on the automobile, and it is 672 dollars that external every automobile adopts expense nineteen ninety of auto electroincs, reaches 2000 dollars in 2000.On some limousines, electronic product accounts for more than 50% of integral vehicle cost.The development of following automotive electronics will mainly concentrate on power assembly, chassis control, Body Control, main passive security, automotive networking, communications system, safety and aspect such as antitheft, and present that functional diversities, technology are integrated, the characteristics of system integration and communication networkization.From 2002 to 2007, the annual growth in global automobile electronic system market was about 6.7%, will rise to 1,500 hundred million dollars to the aggregate demand of global automobile electronic system in 2008, and will keep the situation that increases.Constantly develop better integrated module so have only,, truly reduce auto cost to reach the purpose of low energy consumption, high output.
The control product quiescent current of the engine fuel igniting of Germany De Lvfenggen, U.S.'s Delphi reaches 100～200 milliamperes.Vehicle fuel igniting output energy height.
The model utility content
The technical problems to be solved in the utility model is; realize the stability of vehicle fuel igniting with simple circuit; super stream overpressure protection and while input signal end output signal; make engine operation not have random cylinder state; ensure the igniting order of motor car engine; make the engine fuel sufficient combustion, thereby reach the purpose of automobile fuel saving and reduction vehicle emission pollution.
The working principle of fuel ignition electronically-controlled circuit of automobile engine of the present utility model as shown in Figure 1.Form by stimulus part, over-voltage over-current protection circuit, shaping testing circuit, amplification driving circuit, power output Shaping circuit and power output part.
The element of above-mentioned each circuit is formed to be had: resistance, electric capacity, diode, IGBT or BG, intergrated circuit.
Circuit of the present utility model adopts piecemeal to connect: module is connected with high pressure.
The purposes of circuit of the present utility model: computer ECU output signal terminal executive circuit.
The protection domain of circuit of the present utility model: surpass 16V VDC and short-circuit protection, the input signal no-output makes engine operation not have random cylinder state simultaneously.
Over-voltage over-current protection circuit of the present utility model is mainly by two diode D 1, D 2, voltage-stabiliser tube IC 2Constitute with element such as capacitance resistance.The shaping testing circuit is mainly by two diode D 3, D 4And ic chip 1Constitute Deng element.Amplification driving circuit is mainly by six triode BG 1, BG 2, BG 3, BG 4, BG 5, BG 6Constitute, perhaps constitute by two IGBT power composite.Power output Shaping circuit mainly is made of resistance, capacity cell.Stimulus part is connected with the computer controling box ECU of electronic ignition.Power output part connects the input end of dry type spark coil.
Technical target of the product of the present utility model is:
Output voltage: Vlc=5V～16V
Saturation current: I＜9.5A
Quiescent current: I is quiet＜10mA
Input, output waveform: be square wave (undistorted)
V is anti-＜400V
The while input signal, circuit output ends
E Dingchujidianliu @25 ℃: 9.5A
Ji Xiandianliu @-40 ℃～125 ℃: 10.0～13A
@25 ℃ of primary air Dian Zu: 0.5 ± 0.05 Ω
Stop-working protection (60～8000RPM): 65ms
Just line Dian Gan is @25 ℃: 2.5～3.0mH
Maximum saturation Shu Chudianya @14.0V:2.75V@9.5A
Clamp voltage: 375～450V
Output fall time: 0.25us
Maximum saturation Shu Chudianya @8.0V:2.75V@8.2A
Maximum saturation Shu Chudianya @6.0V:2.75V@6.0A
The utility model is the modular integrated functionality circuit according to signal input, shaping detect, amplification drives, the working principle of power output is designed to.Characteristics of the present utility model are that simple components and parts are formed, stable output waveform, over-voltage over-current protection, while input signal no-output power causes motor not have random cylinder state; Product has good stable, realizes the perfect condition of automobile fuel ejection IGNITION CONTROL.Make motor car engine fuel-economizing, environmental protection, this circuit design makes the generalization of car engine electronic fuel injection control systems simultaneously, has reduced the manufacture cost of auto parts and components and car load, improves engine ignition success rate and working life, the produce market demand is big, has a extensive future.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.
Fig. 2 is a kind of circuit diagram of the present utility model.
Embodiment
The working principle of embodiment's 1 accompanying drawings fuel ignition electronically-controlled circuit of automobile engine of the present utility model.
Among Fig. 1,1 is stimulus part, and 2 is over-voltage over-current protection circuit, and 3 are the shaping testing circuit, and 4 is amplification driving circuit, and 5 is power output Shaping circuit, and 6 is power output part.
Embodiment 2 provides a kind of circuit parameter of fuel ignition electronically-controlled circuit of automobile engine of the present utility model in conjunction with the accompanying drawings.
Among Fig. 2, amplification driving circuit 4 is by six triode BG 1, BG 2, BG 3, BG 4, BG 5, BG 6Form, wherein BG 1=BG 4Use 2SD1005, BG 2=BG 5Use 2SB1115, BG 3=BG 6Use BU941P～Z.Amplification driving circuit passes through R 1And R 2Connect R with power output circuit 1=R 2=10K.
The C that is connected with amplification driving circuit, D are stimulus part 1.That is, 2 of C, D are signal input part.Stimulus part 1 dotted line circle of no use in Fig. 2 is drawn.
Power output Shaping circuit 5 circuit by two symmetries constitute.Wherein each element of power output Shaping 1 can adopt following numerical value: R 3=3K, R 17=2M, R 5=20K, R 15=1M, R 7=R 9=10K, R 11=R 13=1M, R 19=5.6K; All electric capacity adopt 0.47 μ or 0.68 μ.Each element R of power output Shaping 2 wherein 4=R 3, R 18=R 17, R 6=R 5, R 16=R 15, R 8=R 10=R 7=R 9, R 12=R 14=R 11=R 13, R 20=7.5K, all electric capacity adopt 0.47 μ or 0.68 μ.The accompanying drawing of power output Shaping 1 is masked as 9 in Fig. 2, and the accompanying drawing of power output Shaping 2 is masked as 10.They distinguish the with dashed lines circle and draw.
Power output part 6 is A, the B among Fig. 1.A, B are respectively the power take-off of power output Shaping 1 circuit and power output Shaping 2 circuit.
Shaping testing circuit 3 is by two diode D 3, D 4And IC 1Form Deng element.IC wherein 1Can select the DI3060C integrated package for use, use its 1～14 pin.D 3, D 4Can select IN4148 for use.Shaping testing circuit 3 dotted line circle of no use in Fig. 2 is drawn.
Over-voltage over-current protection circuit 2 is by voltage-stabiliser tube IC 2, two diode D 1, D 2And capacitor C 11, resistance R 21, R 22Form Deng element.Voltage-stabiliser tube IC 2A pin ground connection GND, in addition bipod meets D respectively 2With pass through R 22Meet D 1R 21＝100Ω、2W，R 22＝22Ω、2W。
Embodiment's 3 amplification driving circuits
Amplification driving circuit 4 can be made up of two IGBT power composite.That is, can replace triode BG among the embodiment 2 respectively by two IGBT power composite 1, BG 2, BG 3And BG 4, BG 5, BG 6Circuit is further simplified.

Claims (3)

1, a kind of fuel ignition electronically-controlled circuit of automobile engine is made up of stimulus part (1) and power output part (6); Stimulus part (1) is connected with the computer controling box ECU of electronic ignition; Power output part (6) connects the input end of dry type spark coil; It is characterized in that constituent element also has over-voltage over-current protection circuit (2), shaping testing circuit (3), amplification driving circuit (4), power output Shaping circuit (5); Said over-voltage over-current protection circuit (2) is by two diode D 1, D 2, voltage-stabiliser tube IC 2Constitute with the capacitance resistance element; Said shaping testing circuit (3) is by two diode D 3, D 4And ic chip 1Constitute; Said amplification driving circuit (4) is by six triode BG 1, BG 2, BG 3, BG 4, BG 5, BG 6Constitute or constitute by two IGBT power composite; Power output Shaping circuit (5) is made of resistance, capacity cell.
2, according to the described fuel ignition electronically-controlled circuit of automobile engine of claim 1, it is characterized in that the voltage-stabiliser tube IC of said over-voltage over-current protection circuit (2) 2A pin ground connection, in addition bipod meets D respectively 2With pass through R 22Meet D 1The IC of said shaping testing circuit (3) 1Use the DI3060C integrated package, D 3, D 4Use IN4148; Triode BG in the said amplification driving circuit (4) 1=BG 4Use 2SD1005, BG 2=BG 5Use 2SB1115, BG 3=BG 6Use BU941P～Z; Said power output Shaping circuit (5) is made of the circuit power output Shaping 1 (9) and the power output Shaping 2 (10) of two symmetries.
3, according to claim 1 or 2 described fuel ignition electronically-controlled circuit of automobile engine, it is characterized in that each element R of said power output Shaping circuit (5) 3=R 4=3K, R 15=R 16=1M, R 17=R 18=2M, R 5=R 6=20K, R 7=R 9=R 8=R 10=10K, R 11=R 13=R 12=R 14=1M, R 19=R 20=5.6K～7.5K, electric capacity adopt 0.47 μ or 0.68 μ.
CN 200620028880 2006-06-07 2006-06-07 Fuel ignition electronic control circuit of autocar engine Expired - Lifetime CN2911230Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620028880 CN2911230Y (en) 2006-06-07 2006-06-07 Fuel ignition electronic control circuit of autocar engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620028880 CN2911230Y (en) 2006-06-07 2006-06-07 Fuel ignition electronic control circuit of autocar engine

Publications (1)

Publication Number Publication Date
CN2911230Y true CN2911230Y (en) 2007-06-13

Family

ID=38133089

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620028880 Expired - Lifetime CN2911230Y (en) 2006-06-07 2006-06-07 Fuel ignition electronic control circuit of autocar engine

Country Status (1)

Country Link
CN (1) CN2911230Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105988463A (en) * 2015-06-30 2016-10-05 联合汽车电子有限公司 Fault diagnosis circuit and fault diagnosis method of internal drive electronic control ignition system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105988463A (en) * 2015-06-30 2016-10-05 联合汽车电子有限公司 Fault diagnosis circuit and fault diagnosis method of internal drive electronic control ignition system
CN105988463B (en) * 2015-06-30 2018-10-19 联合汽车电子有限公司 The interior fault diagnosis circuit and its method for diagnosing faults for driving electronic control ignition system

Similar Documents

Publication Publication Date Title
CN106850375B (en) CAN bus receiving and transmitting system
US20110304201A1 (en) Regulating Device of General Automobile Performance
CN2911230Y (en) Fuel ignition electronic control circuit of autocar engine
CN100491717C (en) Fuel ignition electronically-controlled circuit of automobile engine
CN204143247U (en) A kind of automobile combined switch signal acquisition module
US10002699B2 (en) Electromagnetic coil driving control device
CN202417777U (en) COP (Coil on Plug) ignition coil with electromagnetic interference and cracking preventing structure
CN203230501U (en) Electronic control management system applicable to compressed natural gas engine
CN113882948A (en) Controller for multi-cylinder diesel engine
CN201003446Y (en) Automobile electronic gasoline economizer
CN207965557U (en) A kind of CAN interface circuit that interference rejection ability is strong
CN202703452U (en) Oil-saving multifunctional instrument
CN205809760U (en) Closed loop control vehicle energy saving impulse starter
CN204089587U (en) A kind of supply voltage treatment circuit of new-energy automobile
CN218258037U (en) Anti-interference accelerator pedal sensor circuit structure
CN216198481U (en) Controller for multi-cylinder diesel engine
CN206117534U (en) On -vehicle input adaptive voltage limiting protection circuit
CN201496157U (en) Fuel saving controller of fuel spray nozzle
CN208314524U (en) Digital input circuit
CN205400912U (en) Non - pressure boost multi -cylinder diesel engine's disconnected jar controlling means that economizes on fuel
CN205532907U (en) High pressure common rail diesel engine increases journey ware control unit for [electric] motor coach
CN204309717U (en) A kind of automobile circuit system stabilizer
CN208597020U (en) A kind of gateway simulation resolver power circuit of new-energy automobile
CN208731155U (en) A kind of electric vehicle rotary is circuit
CN212690192U (en) Circuit architecture for vehicle direct injection control

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Effective date of abandoning: 20090527

C25 Abandonment of patent right or utility model to avoid double patenting