CN2747376Y

CN2747376Y - Multi-pulse three-D ignition controller for internal combustion engine

Info

Publication number: CN2747376Y
Application number: CN 03213636
Authority: CN
Inventors: 孟昭林; 孟禹
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-13
Filing date: 2003-06-13
Publication date: 2005-12-21
Anticipated expiration: 2013-06-13

Abstract

The utility model discloses an electric spark control device for an internal combustion engine, in particular to a multi-pulse three-D ignition controller for an internal combustion engine. The multi-pulse three-D ignition controller for the internal combustion engine is provided with a circuit that comprises a signal sharing input circuit, an ignition duration tracking circuit, a multi-pulse generating circuit and a multi-pulse output circuit. The multi-pulse three-D ignition controller for the internal combustion engine can control an ignition coil to generate multi-pulse three-D multi-time spark voltage to excite electric spark, solve the problem that the existing ignition coil monopulse that is controlled by an ignition switch generates single spark voltage to excite the electric spark, and the energy of the electric spark is deficient. The multi-pulse three-D ignition controller for the internal combustion engine is matched with the interface spark plug on the automobile internal combustion engine to use, and provides enough energy reserve for quick ignition combustion. The multi-pulse three-D ignition controller for the internal combustion engine makes the combustible mixed gas all burnt within obvious combustion period in the combustion process by the function of the long ignition duration, makes the combustible mixed gas not have the later combustion period, improves and enhances the effect of the ignition, and improves the combustion effect.

Description

The three-dimensional ignition controler of a kind of internal-combustion engine multiple pulse

Technical field

The utility model relates to internal-combustion engine spark ignition control gear, is specially the three-dimensional ignition controler of a kind of internal-combustion engine multiple pulse.

Background technique

Being installed in the spark coil on the internal-combustion engine at present, is to utilize ignition switch control ignition coil to produce the single spark voltage to excite electrical spark.This electrical spark energy shortage that excites by ignition switch control, the duration of vision is short, and prolongs delay of ignition, when internal-combustion engine under the situation of low temperature, total fast varying duty, optimum igniting and best combustion are very limited.

Summary of the invention

The purpose of this utility model provides the three-dimensional ignition controler of a kind of internal-combustion engine multiple pulse, by this controller control spark ignition, can realize the three-dimensional igniting of internal-combustion engine, multiple pulse excitation energy in abundance excites down, kept the long duration of vision, can make its ignition mechanism keep the optimum combustion regime of optimum igniting state and fuel oil.

To achieve these goals, the utility model is shared the circuit that input circlult, ignition duration tracking circuit, multiple pulse generation and output circuit are formed by signal, and in the circuit, signal input part S connects resistance R ₂An end and diode D ₁Negative pole, D ₁Positive pole connect resistance R ₁An end and resistance R ₃An end, R ₃The other end connect triode G ₁Base stage, G ₁Collector resistance R ₄An end, resistance R ₅An end and resistance R ₆An end, R ₅The other end be connected resistance R with the pin 7 of circuit MK-302 ₁The other end connect resistance R ₄The other end, resistance R ₁₈An end, resistance R ₇An end, resistance R ₉An end, resistance R ₁₀An end, connect the positive pole (+) of working power, R at last ₁The other end connect resistance R again ₁₄An end, and be connected R with the pin 14 of circuit MK-302 and the pin 8 of circuit NE555 ₂The other end triode G that is connected in parallel ₁Emitter, resistance R ₈An end, resistance R ₁₁An end, capacitor C ₂An end, capacitor C ₃An end, resistance R ₂₃An end, triode G ₂Emitter, resistance R ₂₂An end and the pin 1 of pin 1, pin 5 and the circuit NE555 of circuit MK-302, connect the negative pole (-) of ABAP Adapter, R at last ₈The other end be connected R with the pin 6 of MK-302 ₁₁The other end be connected with the pin 4 of MK-302 and be connected resistance R ₁₃An end, capacitor C ₂The other end connect resistance R ₁₂An end, diode D ₂Anodal and be connected resistance R with the pin 11 of MK-302 ₁₂The other end connect D ₂Negative pole, diode D ₅Negative pole and be connected the pin of MK-302 3 connection resistance R with the pin 2 of MK-302 ₁₉An end, R ₁₃The other end, R ₁₉The other end be connected the back be connected D with the pin 4 of NE555 ₅Positive pole connect capacitor C ₃The other end and be connected resistance R with the pin 2 of NE555 ₆The other end and the pin 8 of MK-302 be connected resistance R ₁₈The other end and the pin 9 of MK-302 be connected resistance R ₇The other end connect capacitor C ₁An end and be connected resistance R with the pin 10 of MK-302 ₉The other end connect C ₁The other end and be connected resistance R with the pin 12 of MK-302 ₁₀The other end and the pin 13 of MK-302 be connected, the pin 13 of MK-302 is connected R with pin 2 ₁₄The other end connect resistance R ₁₅An end and be connected with the pin 6 of NE555, the pin 6 among the NE555 is connected R with pin 2 ₁₅The other end and the pin 7 of NE555 be connected, the pin of NE555 3 connects diode D ₃Positive pole, D ₃Negative pole connect current-limiting resistance R ₁₆An end, R ₁₆The other end connect hybrid power output triode G ₃Base stage and triode G ₂Collector electrode, G ₂Base stage connect hybrid power output triode G ₄Emitter and resistance R ₂₂The other end, R ₂₃The other end, G ₃Collector electrode and G ₄Collector electrode connect the back and connect igniting and be primary winding L ₁, the positive pole (+) of ABAP Adapter connects diode D ₄Positive pole, D ₄Negative pole connect resistance R ₂₀An end, R ₂₀The other end connect resistance R ₂₁An end and reference diode W ₁, R ₂₁The other end connect voltage-stabiliser tube W ₂, the operating voltage that supply circuit is stable.

Ignition controler of the present utility model is the spark ignition control gear that the plug ignition device with internal-combustion engine matches and uses, particularly and ZL01250762.5 " a kind of spark plug of internal-combustion engine " the spark ignition control gear that matches and use.Use the igniting of this ignition controler controlling combustion engine spark plug, can excite electrical spark with producing the single spark voltage with the ignition switch control ignition originally, change into by the controller control ignition produce three-dimensional repeatedly spark voltage excite electrical spark, for rapid ignition provides enough energy reserves, under the effect of longer ignition duration, in combustion process, all be based upon inflammable mixture in the obvious burning phase, make it not exist the burning phase later, improve and improved the igniting effect, make its ignition mechanism keep the optimal combustion state of optimum igniting state and fuel oil, shortened the holdup time of gas of combustion simultaneously, the control harmful gas generates, the build environment that has stoped carbon monoxide hydrocarbon and oxynitrides effectively, after testing, CO motor vehicle exhaust emission amount has reduced 88.03%-98.3%, and the CO discharge amount is all less than 0.8%, minimum emissions is 0.08%, and the tail gas control criterion reaches European ECE control criterion.

Description of drawings

Fig. 1: circuit block diagram of the present utility model.

Fig. 2: circuit theory diagrams of the present utility model.

Embodiment

The utility model is shared the circuit that input circlult, ignition duration tracking circuit, multiple pulse generation and output circuit are formed by signal, and in the circuit, signal input part S connects resistance R ₂An end and diode D ₁Negative pole, D ₁Positive pole connect resistance R ₁An end and resistance R ₃An end, R ₃The other end connect triode G ₁Base stage, G ₁Collector electrode connect resistance R ₄An end, resistance R ₅An end and resistance R ₆An end, R ₅The other end be connected resistance R with the pin 7 of circuit MK-302 ₁The other end connect resistance R ₄The other end, resistance R ₁₈An end, resistance R ₇An end, resistance R ₉An end, resistance R ₁₀An end, connect the positive pole (+) of working power, R at last ₁The other end connect resistance R again ₁₄An end, and be connected R with the pin 14 of circuit MK-302 and the pin 8 of circuit NE 555 ₂The other end triode G that is connected in parallel ₁Emitter, resistance R ₈An end, resistance R ₁₁An end, capacitor C ₂An end, capacitor C ₃An end, resistance R ₂₃An end, triode G ₂Emitter, resistance R ₂₂An end and the pin 1 of pin 1, pin 5 and the circuit NE555 of circuit MK-302, connect the negative pole (-) of ABAP Adapter, R at last ₈The other end be connected R with the pin 6 of MK-302 ₁₁The other end be connected with the pin 4 of MK-302 and be connected resistance R ₁₃An end, capacitor C ₂The other end connect resistance R ₁₂An end, diode D ₂Anodal and be connected resistance R with the pin 11 of MK-302 ₁₂The other end connect D ₂Negative pole, diode D ₅Negative pole and be connected the pin of MK-302 3 connection resistance R with the pin 2 of MK-302 ₁₉An end, R ₁₃The other end, R ₁₉The other end be connected the back be connected D with the pin 4 of ME555 ₅Positive pole connect capacitor C ₃The other end and the pin 2 of NE555 join resistance R ₆The other end and the pin 8 of MK-302 be connected resistance R ₁₈The other end and the pin 9 of MK-302 be connected resistance R ₇The other end connect capacitor C ₁The other end and be connected resistance R with the pin 10 of MK-302 ₉The other end connect C ₁The other end and be connected resistance R with the pin 12 of MK-302 ₁₀The other end and the pin 13 of MK-302 be connected, the pin 13 of MK-302 is connected R with pin 2 ₁₄The other end connect resistance R ₁₅An end and be connected with pin 6 among the NE555, the pin 6 among the NE555 is connected R with pin 2 ₁₅The other end and the pin 7 of NE555 be connected, the pin of NE555 3 connects diode D ₃Positive pole, D ₃Negative pole connect current-limiting resistance R ₁₆An end, R ₁₆The other end connect hybrid power output triode G ₃Base stage and triode G ₂Collector electrode, G ₂Base stage connect hybrid power output triode G ₄Emitter and resistance R ₂₂The other end, R ₂₃The other end, G ₃Collector electrode and G ₄Collector electrode connect the back and connect igniting primary winding L ₁, the positive pole (+) of ABAP Adapter connects diode G ₄Positive pole, D ₄Negative pole connect resistance R ₂₀An end, R ₂₀The other end connect resistance R ₂₁An end and reference diode W ₁, R ₂₁The other end connect voltage-stabiliser tube W ₂, the operating voltage that supply circuit is stable.

In the circuit:

D ₁、D ₂、D ₃、D ₅：N4000；D ₄：N4007；R ₁、R ₇、R ₁₀：30K；R ₂：360Ω；R ₃、R ₁₂：1K；R ₄、R ₁₈：3K；R ₅、R ₆：20K；R ₈、R ₁₄：1.5K；R ₉：51K；R ₁₁、R ₁₃、R ₁₉：10K；R ₁₅：8K；R ₁₆：100Ω；R ₂₀：10Ω/3W；R ₂₁：40Ω/2W；W ₁：7812；W ₂：7806；C ₁：0.22uF；C ₂、C ₃：0.1uF；G ₁、G ₂：9013；G ₃：BUT11A；G ₄：BU2520D。

When internal combustion engine operation ignition switch input signal S via diode D ₁Pass through R ₁, R ₂Dividing potential drop is via triode G ₁Signal shaping is amplified, via R ₄, R ₅, R ₆Input signal S after dividing potential drop is amplified shaping is divided into two the tunnel, wherein one the tunnel with the pin 8 of circuit MK-302 with after pin 7 is connected, by pin 10 and pin 12 and the coupled capacitor C of MK-302 ₁, press motor transhipment and change charging at random, form igniting and continue tracking time, pin 6 discharges by MK-302 produce the ignition duration tracking signal, the pin 13 by MK-302 and pin 2 and the R that is connected thereof ₁₀, R ₁₂, D ₂, D ₅Through C ₂After producing the phase shift current potential, pass through D ₂Discharge is at C ₂The phase shift current potential that produces is by MK-302 pin 11 and the R that is connected with pin 4 ₁₁, R ₁₃Dividing potential drop, the reset terminal through NE555 pin 4 produces the ignition duration tracking signal again; And another road via with R ₅The MK-302 pin 7 and the R that is connected with pin 9 that connect ₁₈Dividing potential drop in 3 outputs of MK-302 pin, is passed through R ₁₉Current limliting is again via NE555 pin 4 reset terminal produce power excitation signals; To produce two kinds of output signals at NE555 pin 4, wherein a kind of output signal is the ignition duration tracking signal via 3 outputs of NE555 pin, and another kind of output signal is by NE555 pin 7 and the R that is connected thereof ₁₅, R ₁₄, C ₃The multiple pulse generation signal of the time that the charges and discharge decision that produces; As the R of energy excitation signal by being connected with NE555 pin 4 ₁₉After producing high voltage, by 2 discharges of NE555 pin, make NE555 pin 2 keep low voltage in 3 outputs of NE555 pin, NE555 pin 3 is with the compound output of above-mentioned two road signals like this, and the signal of output is via hybrid power output triode D ₃With current-limiting resistance R ₁₆, again via hybrid power output triode G ₃, G ₄The common and spark coil primary winding L of collector electrode ₁Be connected, at spark coil L ₂Last generation multiple pulse excitation voltage is at interface spark plug F _7TThe last discharge spark that forms three-dimensional.

For protective circuit overheated, hybrid power output triode G ₄The resistance R that connects of emitter ₂₂The switch drops that is produced is in resistance R ₂₃Last generation divides pressure-controlled triode G ₂, make at G ₃Base stage on amplify the clamp voltage that produces, make and export maximum current and be restricted.

Claims

1. the three-dimensional ignition controler of an internal-combustion engine multiple pulse is characterized in that: it shares input circlult, ignition duration tracking circuit, multiple pulse takes place and output circuit is formed circuit by signal, and in the circuit, signal input part S connects resistance R ₂An end and diode D ₁Negative pole, D ₁Positive pole connect resistance R ₁An end and resistance R ₃An end, R ₃The other end connect triode G ₁Base stage, G ₁Collector electrode connect resistance R ₄An end, resistance R ₅An end and resistance R ₆An end, R ₅The other end and the pin of circuit MK-302 ₇Be connected resistance R ₁The other end connect resistance R ₄The other end, resistance R ₁₈An end, resistance R ₇An end, resistance R ₉An end, resistance R ₁₀An end, connect the positive pole (+) of working power, R at last ₁The other end connect resistance R again ₁₄An end, and be connected R with the pin 14 of circuit MK-302 and the pin 8 of circuit NE555 ₂The other end triode G that is connected in parallel ₁Emitter, resistance R ₈An end, resistance R ₁₁An end, capacitor C ₂An end, capacitor C ₃An end, resistance R ₂₃An end, triode G ₂Emitter, resistance R ₂₂An end and the pin 1 of pin 1, pin 5 and the circuit NE555 of circuit MK-302, connect the negative pole (-) of ABAP Adapter, R at last ₈The other end be connected R with the pin 6 of MK-302 ₁₁The other end be connected with the pin 4 of MK-302 and be connected resistance R ₁₃An end, capacitor C ₂The other end connect resistance R ₁₂An end, diode D ₂Anodal and be connected resistance R with the pin 11 of MK-302 ₁₂The other end connect D ₂Negative pole, diode D ₅Negative pole and be connected the pin of MK-302 3 connection resistance R with the pin 2 of MK-302 ₁₉An end, R ₁₃The other end, R ₁₉The other end be connected the back be connected D with the pin 4 of NE555 ₅Positive pole connect capacitor C ₃The other end and be connected resistance R with the pin 2 of NE555 ₆The other end and the pin 8 of MK-302 be connected resistance R ₁₈The other end and the pin 9 of MK-302 be connected resistance R ₇The other end connect capacitor C ₁An end and be connected resistance R with the pin 10 of MK-302 ₉The other end connect C ₁The other end and be connected resistance R with the pin 12 of MK-302 ₁₀The other end and the pin 13 of MK-302 be connected, the pin 13 of MK-302 is connected R with pin 2 ₁₄The other end connect resistance R ₁₅An end and be connected with the pin 6 of NE555, the pin 6 among the NE555 is connected R with pin 2 ₁₅The other end and the pin 7 of NE555 be connected, the pin of NE555 3 connects diode D ₃Positive pole, D ₃Negative pole connect current-limiting resistance R ₁₆An end, R ₁₆The other end connect hybrid power output triode G ₃Base stage and triode G ₂Collector electrode, G ₂Base stage connect hybrid power output triode G ₄Emitter and resistance R ₂₂The other end, R ₂₃The other end, G ₃Collector electrode and G ₄Collector electrode connect the back and connect igniting and be primary winding L ₁, the positive pole (+) of ABAP Adapter connects diode D ₄Positive pole, D ₄Negative pole connect resistance R ₂₀An end, R ₂₀The other end connect resistance R ₂₁An end and reference diode W ₁, R ₂₁The other end connect voltage-stabiliser tube W ₂, the operating voltage that supply circuit is stable.