CN102588185A - Multifunctional electronic ignition controller - Google Patents
Multifunctional electronic ignition controller Download PDFInfo
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- CN102588185A CN102588185A CN2012100412623A CN201210041262A CN102588185A CN 102588185 A CN102588185 A CN 102588185A CN 2012100412623 A CN2012100412623 A CN 2012100412623A CN 201210041262 A CN201210041262 A CN 201210041262A CN 102588185 A CN102588185 A CN 102588185A
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- ignition
- electronic ignition
- advance angle
- control
- chip microcomputer
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Abstract
The invention provides a multifunctional electronic ignition controller which comprises a single chip, an input interface circuit, an output drive circuit, a pressure sensor and a sensor interface circuit, wherein the single chip comprises a storage unit for storing control data in advance, a dwell angle control unit for controlling an ignition dwell angle, a centrifugal advance angle control unit for controlling a centrifugal advance angle, and a vacuum advance angle control unit for controlling a vacuum advance angle. The programmable single chip is utilized by the multifunctional electronic ignition controller, a centrifugal ignition advance angle control program and a vacuum ignition advance angle control program are additionally programmed and recorded into the single chip, so that the multifunctional electronic ignition controller has five functions of controlling the ignition dwell angle, the output voltage, the constant current, the centrifugal ignition advance angle, the vacuum ignition advance angle and the like. Compared with the existing electronic ignition controller, two control functions are added for the multifunctional electronic ignition controller, the requirement of immediate advance of the ignition angle can be met when the rotating speed of an engine is increased, and the normal driving of an automobile is guaranteed.
Description
Technical field
The invention belongs to vehicle motor igniting field, be specifically related to a kind of multifunction electronic ignition controler.
Background technique
The ignition system of motor is used in the steam-cylinder piston compression stroke at the end, produces electrical spark and lights mixed gas, and the very strong driving force that produces when mixed gas burns rapidly promotes piston and moves downward, and makes crankshaft rotating, the motor acting.Ignition system is the important component part of motor, and the quality of its working condition has crucial influence to the work of motor.
Ignition controler is the final controlling element of engine control system; Its effect is the command signal of sending according to engine control system; Conducting and the break-make of ending to come the elementary winding circuit of control ignition coil through inner large power triode make spark coil produce high-tension electricity.Ignition controler has replaced the contact of circuit breaker in the conventional igniton system; Fire signal shaping, amplification with signal generator for ignition output; Change ignition control signal into; The switching of electric current in the elementary winding of control ignition coil so that in the winding of secondary winding, produce high-tension electricity, supplies plug ignition.
Along with the develop rapidly of automotive electronic technology, present various electronic igniting controllors arise at the historic moment.But existing electronic igniting controllor has only ignition closed angle, output voltage, constand current control function, and can cylinder igniting still rely on correct time centrifugally in the distributor regulates control with vacuum type ignition advance angle control device.These two kinds of ignition advance angle control devices are formed by some components of machine, and realize control, complex structure through machinery action; Component are many, easy abrasion, and working life is short; Maintenance workload is big, and accident susceptibility among the vehicle driving figure has had a strong impact on traffic safety.
Summary of the invention
The present invention is directed to the deficiency of above-mentioned existing technology, a kind of multifunction electronic ignition controler with five control functions such as ignition closed angle, output voltage, constand current, centrifugal ignition advance angle and vacuum firing advance angles is provided.
The present invention realizes through following technological scheme:
A kind of multifunction electronic ignition controler comprises:
One single-chip microcomputer;
One input interface circuit links to each other with single-chip microcomputer; Be used for ignition control input signals is sent to said single-chip microcomputer;
One output driving circuit links to each other with single-chip microcomputer; Be used for the drive ignition coil and implement igniting;
It is characterized in that said multifunction electronic ignition controler also comprises:
One pressure transducer;
One sensor interface circuitry links to each other with single-chip microcomputer with pressure transducer; Be used for to the pressure transducer power supply, and the induced signal of pressure transducer is sent to said single-chip microcomputer;
Said single-chip microcomputer comprises:
One storage unit is used for storage control data in advance;
One angle of attachment control unit is used for the control ignition angle of attachment;
One centrifugal advance angle control unit is used to control centrifugal advance angle;
One vacuum advance angle control unit is used to control the vacuum advance angle.
Further, said multifunction electronic ignition controler is provided with a vacuum mouth of pipe.
Further, said ignition control input signals comprises engine speed.
Further, said multifunction electronic ignition controler is provided with a plurality of voltage monitoring points.
Further, said output driving circuit comprises an IGBT type power tube and power tube peripheral circuit.
Further, said power tube peripheral circuit comprises constand current control circuit and output voltage controlling circuit.
The present invention is in order to strengthen the control function of electronic igniting controllor; Adopt programmable single-chip microcomputer to substitute traditional expensive L497 specialty chip; And augmented the staff centrifugal ignition advance angle control program and vacuum firing advance angle control program; And, make it have five of ignition closed angle, output voltage, constand current, centrifugal ignition advance angle and vacuum firing advance angles etc. and regulate the control function its typing single-chip microcomputer.Compare with existing electronic igniting controllor, the present invention has increased by two control functions, and the requirement that firing angle shifts to an earlier date immediately in the time of can satisfying the engine speed acceleration guarantees automobile normal running.
The present invention adopts software to realize the control of centrifugal ignition advance angle and vacuum firing advance angle; Thereby can save the centrifugal ignition advance angle and the vacuum firing advance angle control function that adopt component of machine to realize in the distributor; Greatly reduce the mechanical complexity of distributor, reduced component of machine, reduced maintenance load; Reduce manufacture cost, further guaranteed driving safety.
Description of drawings
Fig. 1 is the composition structural drawing of multifunction electronic ignition controler according to the invention;
Fig. 2 is the software configuration schematic representation of single-chip microcomputer;
Fig. 3 is the circuit theory diagrams of multifunction electronic ignition controler according to the invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.
As shown in Figure 1, the invention provides a kind of multifunction electronic ignition controler, comprise single-chip microcomputer, input interface circuit, output driving circuit, pressure transducer and sensor interface circuitry.
Input interface circuit links to each other with single-chip microcomputer, is used for ignition control input signals is sent to said single-chip microcomputer; Ignition control input signals comes from ECU, comprising information such as engine speed.
Output driving circuit is used for the drive ignition coil and implements IGNITION CONTROL, and it comprises a power tube and power tube peripheral circuit, and the collector electrode of power tube is exactly the output port of electronic igniting controllor, and output is broken off and is used for linking to each other with the primary air of spark coil.This power tube is the driving output interface, is again ignition control switch, during the power tube conducting, and the spark coil energy storage; When power tube ended, the induction electromotive force that the primary air of spark coil produces induced tens thousand of volt high pressure at secondary winding, makes the spark gap disruptive discharge of spark plug, implemented ignition operation.
The power tube peripheral circuit comprises constand current control circuit and output voltage controlling circuit, maximum operating currenbt when the constand current control circuit is used to control low engine speed, the i.e. maximum operating currenbt of power tube; Output voltage controlling circuit is used to control said multifunction electronic ignition controler output voltage, the i.e. output voltage of power tube.The power tube peripheral circuit is consistent with existing technology, repeats no more among the present invention.
Pressure transducer is used to measure the pressure in the motor vacuum tube; Sensor interface circuitry links to each other with single-chip microcomputer with sensor; Be used for to the sensor power supply, and the induced signal of sensor is sent to said single-chip microcomputer.
Single-chip microcomputer receives the induced signal that ignition control input signals that input interface circuit provides and sensor interface circuitry provide, and carries out calculation process according to the degree of vacuum of engine speed and detection, converts thereof into accordingly real-time ignition control signal.Single-chip microcomputer is a kernel control chip of the present invention, and the collection of its data, computing, processing and conversion all have the control corresponding software program to realize.
As shown in Figure 2; Single-chip microcomputer described in the present invention comprises storage unit, angle of attachment control unit, centrifugal advance angle control unit and vacuum advance angle control unit, stores relation and the relation of degree of vacuum and ignition advance angle of relation, engine speed and the ignition advance angle of engine speed and angle of attachment in the storage unit in advance.Angle of attachment control unit and centrifugal advance angle control unit call memory module according to the engine speed information of input, obtain angle of attachment and ignition advance angle, thereby can realize the control to angle of attachment and ignition advance angle; Vacuum advance angle control unit calls memory module according to the degree of vacuum information of input, obtains ignition advance angle, thereby can realize the control to ignition advance angle.
As shown in Figure 3; Be the circuit theory diagrams of the multifunction electronic ignition controler described in the present embodiment, IC1 is a sensor interface circuitry among the figure, and IC2 is a single-chip microcomputer; IN is an ignition control input signals; DT is the signal output of IGNITION CONTROL, and COIL is an output port, promptly is used for the port that links to each other with spark coil.For the ease of the working condition of monitoring electronic igniting controllor, said multifunction electronic ignition controler is provided with a plurality of voltage monitoring points, like first monitoring point 1 among Fig. 3, second monitoring point 2, the 3rd monitoring point 3 and the 4th monitoring point 4.IC1 described in the present embodiment is the MC33202 chip, and IC2 is the ML6510 single-chip microcomputer, and the present invention is not limited to certain specific model certainly.
In order to replace the Darlington power transistor that driving current is big, be prone to heating, output driving circuit of the present invention has adopted IGBT type power tube, and its driving current is little, and storage capacity is big, and ride quality is reliable and stable.Certainly can also adopt the power tube of other types.
For the ease of measuring, said multifunction electronic ignition controler is provided with a vacuum mouth of pipe, and the pressure that pressure transducer only need be measured the vacuum mouth of pipe gets final product.
The present invention not only is confined to above-mentioned embodiment; Persons skilled in the art are according to content disclosed by the invention; Can adopt other multiple embodiment embodiment of the present invention, therefore, every employing project organization of the present invention and thinking; Do some simple designs that change or change, all fall into the scope of the present invention's protection.
Claims (6)
1. multifunction electronic ignition controler comprises:
One single-chip microcomputer;
One input interface circuit links to each other with single-chip microcomputer; Be used for ignition control input signals is sent to said single-chip microcomputer;
One output driving circuit links to each other with single-chip microcomputer; Be used for the drive ignition coil and implement igniting;
It is characterized in that said multifunction electronic ignition controler also comprises:
One pressure transducer;
One sensor interface circuitry links to each other with single-chip microcomputer with pressure transducer; Be used for to the pressure transducer power supply, and the induced signal of pressure transducer is sent to said single-chip microcomputer;
Said single-chip microcomputer comprises:
One storage unit is used for storage control data in advance;
One angle of attachment control unit is used for the control ignition angle of attachment;
One centrifugal advance angle control unit is used to control centrifugal advance angle;
One vacuum advance angle control unit is used to control the vacuum advance angle.
2. multifunction electronic ignition controler according to claim 1 is characterized in that, said multifunction electronic ignition controler is provided with a vacuum mouth of pipe.
3. multifunction electronic ignition controler according to claim 1 is characterized in that said ignition control input signals comprises engine speed.
4. multifunction electronic ignition controler according to claim 1 is characterized in that, said multifunction electronic ignition controler is provided with a plurality of voltage monitoring points.
5. according to the described multifunction electronic ignition controler of claim 1-4, it is characterized in that said output driving circuit comprises an IGBT type power tube and power tube peripheral circuit.
6. multifunction electronic ignition controler according to claim 5 is characterized in that, said power tube peripheral circuit comprises constand current control circuit and output voltage controlling circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100412623A CN102588185A (en) | 2012-02-22 | 2012-02-22 | Multifunctional electronic ignition controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100412623A CN102588185A (en) | 2012-02-22 | 2012-02-22 | Multifunctional electronic ignition controller |
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| Publication Number | Publication Date |
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| CN102588185A true CN102588185A (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100412623A Pending CN102588185A (en) | 2012-02-22 | 2012-02-22 | Multifunctional electronic ignition controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097595A (en) * | 2013-04-07 | 2014-10-15 | 王刚 | Automobile startup control box based on SCM (Single chip Microcomputer) control |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1153256A (en) * | 1995-12-26 | 1997-07-02 | 汪利平 | Ignition timing control method and device for gasoline engine |
| US5957110A (en) * | 1996-10-25 | 1999-09-28 | Toyota Jidosha Kabushiki Kaisha | Ignition timing control device of an engine |
| CN101196153A (en) * | 2007-12-14 | 2008-06-11 | 天津大学 | Combustion system of spark-ignition engine |
| CN101363382A (en) * | 2008-10-09 | 2009-02-11 | 张和君 | ECU for electric-controlled petrol engine work system |
| CN202031752U (en) * | 2010-11-08 | 2011-11-09 | 胡建华 | Igniter of combustion engine |
-
2012
- 2012-02-22 CN CN2012100412623A patent/CN102588185A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1153256A (en) * | 1995-12-26 | 1997-07-02 | 汪利平 | Ignition timing control method and device for gasoline engine |
| US5957110A (en) * | 1996-10-25 | 1999-09-28 | Toyota Jidosha Kabushiki Kaisha | Ignition timing control device of an engine |
| CN101196153A (en) * | 2007-12-14 | 2008-06-11 | 天津大学 | Combustion system of spark-ignition engine |
| CN101363382A (en) * | 2008-10-09 | 2009-02-11 | 张和君 | ECU for electric-controlled petrol engine work system |
| CN202031752U (en) * | 2010-11-08 | 2011-11-09 | 胡建华 | Igniter of combustion engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097595A (en) * | 2013-04-07 | 2014-10-15 | 王刚 | Automobile startup control box based on SCM (Single chip Microcomputer) control |
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Application publication date: 20120718 |