CN206092267U - Take general gasoline engine TCI firing circuit of speed limit function - Google Patents
Take general gasoline engine TCI firing circuit of speed limit function Download PDFInfo
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- CN206092267U CN206092267U CN201620606437.4U CN201620606437U CN206092267U CN 206092267 U CN206092267 U CN 206092267U CN 201620606437 U CN201620606437 U CN 201620606437U CN 206092267 U CN206092267 U CN 206092267U
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- 238000010304 firing Methods 0.000 title claims abstract description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 238000009966 trimming Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 230000008033 biological extinction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model provides a take general gasoline engine TCI firing circuit of speed limit function, includes ignition control circuit and ignition coil, these ignition coil both ends are connected with flame -out line and GND end respectively, still are provided with flameout controller, this flameout controller's collection end is through speed collecting circuit and flame -out line connection, the control end is connected with flameout control circuit's input, this flameout control circuit's output end group respectively with the connection at ignition coil both ends. The utility model discloses whole circuit simple structure under flameout controller's unified coordinated, through accurate, the real time monitoring engine speed condition of speed collecting circuit, in rotational speed superelevation back, realizes automatic flameout control, effectual will ignite with speed limit control integration to together, simplified the circuit, the cost is reduced.
Description
Technical field
The utility model is related to all-purpose gasoline control technology field, and in particular to a kind of general gasoline engines with speed limiting function
TCI firing circuits.
Background technology
To ensure to start operation safety, igniter is needed to carry out Control for Speed Limitation, existing ignition power when racing of the engine
Line structure is complicated, single function, often only has IGNITION CONTROL function, and Control for Speed Limitation needs special circuit to realize, significantly
Production cost is increased, the competitiveness of product in market is reduced, and existing ignition control circuit energy consumption consumes big, controls not smart
It is accurate.
Utility model content
The utility model is directed to the deficiencies in the prior art, proposes a kind of simple structure, vdiverse in function, by IGNITION CONTROL and limit
General gasoline engines TCI firing circuit of the fast domination set all-in-one-piece with speed limiting function, concrete technical scheme is as follows：
A kind of general gasoline engines TCI firing circuits with speed limiting function, including ignition control circuit and ignition coil, the point
Live wire circle two ends are connected respectively with flame-out line and GND ends, are additionally provided with extinguishing controller, and the collection terminal of the extinguishing controller passes through
Speed acquisition circuit is connected with flame-out line, and control end is connected with the input of flameout control circuit, the flameout control circuit it is defeated
Go out end group respectively with the connection at the ignition coil two ends.
What the utility model was realized in：The on-off action that ignition control circuit passes through triode, controls ignition coil
Primary coil so as to produce high pressure, then Jing after the secondary coil of ignition coil further amplifies, there is provided lighted a fire to spark plug
Operation, while extinguishing controller gathers the rotary speed information of engine by speed acquisition circuit, when rotating speed exceedes setting value, sends out
Go out flame-out instruction, by flameout control circuit by the shorted on both ends of ignition coil primary coil, realize speed limit extinction function.
Preferably to realize the utility model, may further be：
The ignition control circuit is provided with triode Q1, the colelctor electrode of triode Q1 and one end of the ignition coil
Connection, emitter stage is connected with the other end of the ignition coil, base stage series resistor R8 and bias resistance unit a be followed by this three
On the colelctor electrode of level pipe Q1, the common port of the resistance R8 and bias resistance unit a has been also respectively connected with low speed IGNITION CONTROL electricity
Road and high speed ignition control circuit.Electromagnetic induction produces induced electromotive force in the primary coil of ignition coil, with induced electricity
The rising Q1 of pressure enters therewith saturation conduction state, and primary voltage gradually increases, Q1 constant conductions, when the primary electrical of ignition coil
When stream increases to certain value, helping makes Q4 or Q3 saturation conductions, and Q1 base currents reduce, and Q1 collector currents reduce, due to Q1 collection
Electrode current is much larger than other loop currents, and Q1 electric currents reduce reduces primary current, at the beginning of primary voltage will increase ignition coil
Level electric current is reduced to minimum current from maximum current in the short period of time, and primary coil produces hundreds of volt high pressure, secondary coil
Tens thousand of volt high pressure are induced, spark plug is sent to and is lighted a fire.
The low speed ignition control circuit is provided with triode Q3, the colelctor electrode of triode Q3 and the resistance R8 and partially
The common port connection of value resistance unit a, emitter stage is connected with flame-out line, and colelctor electrode Jing resistance R1 is connected with GND ends, described three
The base stage and transmitting interpolar of pole pipe Q3 has also bridged resistance R16.By adjusting resistance R1 and resistance R16, low speed control is adjusted
Scope.
The high speed ignition control circuit is provided with triode Q4, the colelctor electrode of triode Q4 and the resistance R8 and partially
The common port connection of value resistance unit a, emitter stage is connected with flame-out line, and base stage Jing resistance R2 is connected with GND ends, in three pole
The base stage and transmitting interpolar of pipe Q4 has also bridged resistance R15.Resistance R2 and resistance R15 constitutes triode Q4 base stage bias circuits,
By adjusting resistance R2 and resistance R15, the scope of adjustment High-speed Control is realized.
Compensation trimming circuit is additionally provided with, the compensation trimming circuit is provided with triode Q2 and triode Q5, wherein described
All the way Jing resistance R7 is connected the colelctor electrode of triode Q2 with the common port of the resistance R2 and the triode Q4 colelctor electrodes, another
Serial capacitance C1 and resistance R13 are connected with flame-out line on road, and the emitter stage of triode Q2 is connected with the base stage of the triode Q3,
The base stage of triode Q2 is connected with flame-out line；The colelctor electrode of the triode Q5 and the resistance R1 and triode Q2 emitter stages
Common port connection, emitter stage connects flame-out line, and base stage is sequentially connected in series after resistance R12, electric capacity C2 and resistance R9 and the electric capacity C1
Connect with the common port of resistance R13, the common port of the electric capacity C2 and resistance R9 is also connected with the colelctor electrode of the triode Q3.
Realize the trickle adjustment to firing circuit ignition angle so as to which IGNITION CONTROL precision is higher.
The bias resistance unit a is composed in parallel by resistance R3, resistance R4, resistance R5 and resistance R6, with limit well
Stream is acted on so as to which whole circuit is more stable, safety.
The speed acquisition circuit is provided with triode Q7, and the base stage Jing resistance R19 of triode Q7 is followed by diode
The negative electrode of D3, the anode of diode D3 is connected with flame-out line, and emitter stage is connected with GND ends, colelctor electrode series resistor R20 all the way
Be connected with power circuit afterwards, another road is connected with the collection terminal of the extinguishing controller, the triode Q7 base stage and send out
Also bridging has resistance R22 between emitter-base bandgap grading.Voltage on flame-out line is added to triode Q7 Jing after diode D3 after resistance R19 current limlitings
Base stage, in the presence of biasing resistor R20, triode Q7 conducting, square-wave signal is input into into extinguishing controller, realize speed believe
The collection of breath.
The flameout control circuit is provided with controllable silicon Q8, and the anode of controllable silicon Q8 is connected with GND ends, and negative electrode is through two
It is connected with flame-out line after level pipe D4, grid is connected with the control end of the extinguishing controller.In the flame-out letter of extinguishing controller output
After number, controllable silicon Q8 conductings, by diode D4 by the primary coil short circuit of ignition coil, realize quick extinction function.
The beneficial effects of the utility model are：Circuit overall structure is simple, and high speed point is provided with ignition control circuit
Fire control system is lighted a fire and low speed ignition control circuit so as to which precisely, adjustable extent more preferably, preferably adapts to different controls to IGNITION CONTROL
Environment processed；The setting of compensation trimming circuit, can preferably make up the error of circuit, ignition angle can be realized to finely tune, it is ensured that point
The stable, safe operation of fire igniting；Under being uniformly coordinated of extinguishing controller, by speed acquisition circuit precisely, monitor in real time
Engine speed conditions, after rotating speed superelevation, realize auto extinguishing control, effectively igniting and Control for Speed Limitation are integrated into into one
Rise, simplify circuit, reduce cost.
Description of the drawings
Fig. 1 is circuit block diagram of the present utility model；
Fig. 2 is circuit theory diagrams of the present utility model.
Specific embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to make to protection domain of the present utility model
Define.
As shown in Figure 1：A kind of general gasoline engines TCI firing circuits with speed limiting function, including ignition control circuit and point
Live wire circle, the ignition coil two ends are connected respectively with flame-out line and GND ends, and ignition coil is produced under the control of ignition control circuit
Raw high pressure, drives spark plug to realize ignition function, is additionally provided with extinguishing controller, and the collection terminal of the extinguishing controller passes through speed
Acquisition Circuit is connected with flame-out line, the rotary speed information that monitor in real time is started, when monitoring that engine speed exceedes setting value, control
End processed flame-out control, by ignition coil shorted on both ends, is realized by flameout control circuit.
As shown in Figure 2：Wherein ignition control circuit is provided with triode Q1, colelctor electrode and the igniting of triode Q1
The GND connection ends connection of coil primary coil, emitter stage is connected with the flame-out line connection end of the ignition coil, base stage concatenation electricity
Resistance R8 and bias resistance unit a is followed by the colelctor electrode of triode Q1, and wherein bias resistance unit a is by resistance R3, resistance
R4, resistance R5 and resistance R6 are composed in parallel, and the common port of the resistance R8 and bias resistance unit a has been also respectively connected with low speed point
Fiery control circuit and high speed ignition control circuit；
The low speed ignition control circuit is provided with triode Q3, colelctor electrode and resistance R8 and the bias electricity of triode Q3
The common port connection of resistance unit a, emitter stage is connected with flame-out line, and colelctor electrode Jing resistance R1 is connected with GND ends, in the triode
Also respectively bridging has resistance R16 and electric capacity C4 to the base stage and transmitting interpolar of Q3；
The high speed ignition control circuit is provided with triode Q4, the colelctor electrode of triode Q4 and the resistance R8 and partially
The common port connection of value resistance unit a, emitter stage is connected with flame-out line, and all the way Jing resistance R2 is connected base stage with GND ends, all the way Jing
Resistance R15 is connected with flame-out line, electric capacity C3 has also been bridged in the base stage and transmitting interpolar of the triode Q4, in resistance R2 and electricity
The common port also Jing resistance R14 of resistance R15 is connected with the anode of diode D1, and diode D1 negative electrodes connect flame-out line, resistance R14 with
Diode D1 has temperature compensation function；
Compensation trimming circuit is additionally provided with, the compensation trimming circuit is provided with triode Q2 and triode Q5, wherein described
All the way Jing resistance R7 is connected the colelctor electrode of triode Q2 with the common port of the resistance R2 and the triode Q4 colelctor electrodes, another
Serial capacitance C1 and resistance R13 are connected with flame-out line on road, and the emitter stage of triode Q2 is connected with the base stage of the triode Q3,
The base stage of triode Q2 is connected with flame-out line；The colelctor electrode of the triode Q5 and the resistance R1 and triode Q2 emitter stages
Common port connection, emitter stage connects flame-out line, and base stage is sequentially connected in series after resistance R12, electric capacity C2 and resistance R9 and the electric capacity C1
Connect with the common port of resistance R13, the common port of the electric capacity C2 and resistance R9 is also connected with the colelctor electrode of the triode Q3；
The speed acquisition circuit is provided with triode Q7, and all the way Jing resistance R19 is followed by two the base stage of triode Q7
The negative electrode of pole pipe D3, the anode of diode D3 is connected with flame-out line, and another road Jing electric capacity C9 of the base stage of triode Q7 are followed by
Flame-out line, emitter stage is connected with GND ends, and colelctor electrode is connected all the way with power circuit, and another road is adopted with the extinguishing controller
The connection of collection end, the collection terminal also Jing electric capacity C11 of the extinguishing controller be connected with flame-out line, the triode Q7 base stage and
Also bridging has resistance R22 between emitter-base bandgap grading；
The flameout control circuit is provided with controllable silicon Q8, and the anode of controllable silicon Q8 is connected with GND ends, and negative electrode is through two
It is connected with flame-out line after level pipe D4, grid is connected all the way Jing after resistance R17 with the control end of the extinguishing controller, another road Jing
Resistance R21 connects flame-out line；
The power supply power circuit is provided with diode D2, and the anode of diode D2 is connected with flame-out line, and negative electrode Jing is electric
Hold C7 to be connected with GND ends, at the two ends of the electric capacity C7 zener diode D6 has also been bridged, the negative electrode of zener diode D6 is this
The output end of power circuit, is that extinguishing controller is powered.
Claims (8)
1. a kind of general gasoline engines TCI firing circuits with speed limiting function, including ignition control circuit and ignition coil, the igniting
Coil two ends are connected respectively with flame-out line and GND ends, it is characterised in that：Extinguishing controller is additionally provided with, the extinguishing controller
Collection terminal is connected by speed acquisition circuit with flame-out line, and control end is connected with the input of flameout control circuit, the flame-out control
The output end group of circuit processed respectively with the connection at the ignition coil two ends.
2. general gasoline engines TCI firing circuits with speed limiting function according to claim 1, it is characterised in that：The igniting
Control circuit is provided with triode Q1, and the colelctor electrode of triode Q1 is connected with one end of the ignition coil, emitter stage and institute
The other end connection of ignition coil is stated, base stage series resistor R8 and bias resistance unit a is followed by the colelctor electrode in triode Q1
On, the common port of the resistance R8 and bias resistance unit a has been also respectively connected with low speed ignition control circuit and high speed ignition control
Circuit processed.
3. general gasoline engines TCI firing circuits with speed limiting function according to claim 2, it is characterised in that：The low speed
Ignition control circuit is provided with triode Q3, the colelctor electrode of triode Q3 and the resistance R8 and the public affairs of bias resistance unit a
Altogether end connection, emitter stage be connected with flame-out line, and colelctor electrode Jing resistance R1 is connected with GND ends, the triode Q3 base stage with
Transmitting interpolar has also bridged resistance R16.
4. general gasoline engines TCI firing circuits with speed limiting function according to claim 3, it is characterised in that：The high speed
Ignition control circuit is provided with triode Q4, the colelctor electrode of triode Q4 and the resistance R8 and the public affairs of bias resistance unit a
Altogether end connection, emitter stage be connected with flame-out line, and base stage Jing resistance R2 is connected with GND ends, the triode Q4 base stage with
Also bridging has resistance R15 between emitter-base bandgap grading.
5. general gasoline engines TCI firing circuits with speed limiting function according to claim 4, it is characterised in that：It is additionally provided with
Compensation trimming circuit, the compensation trimming circuit is provided with triode Q2 and triode Q5, wherein the colelctor electrode of the triode Q2
All the way Jing resistance R7 is connected with the common port of the resistance R2 and the triode Q4 colelctor electrodes, another road serial capacitance C1 and electricity
Resistance R13 is connected with flame-out line, and the emitter stage of triode Q2 is connected with the base stage of the triode Q3, the base stage of triode Q2
It is connected with flame-out line；
The colelctor electrode of the triode Q5 is connected with the common port of the resistance R1 and triode Q2 emitter stages, and emitter stage connects flame-out
Line, base stage is sequentially connected in series after resistance R12, electric capacity C2 and resistance R9 and is connected with the common port of the electric capacity C1 and resistance R13, described
The common port of electric capacity C2 and resistance R9 is also connected with the colelctor electrode of the triode Q3.
6. general gasoline engines TCI firing circuits with speed limiting function according to claim 2, it is characterised in that：The bias
Resistance unit a is composed in parallel by resistance R3, resistance R4, resistance R5 and resistance R6.
7. general gasoline engines TCI firing circuits with speed limiting function according to claim 1, it is characterised in that：The speed
Acquisition Circuit is provided with triode Q7, and the base stage Jing resistance R19 of triode Q7 is followed by the negative electrode in diode D3, the diode
The anode of D3 is connected with flame-out line, and emitter stage is connected with GND ends, and colelctor electrode is connected all the way with power circuit, another road with it is described
The collection terminal connection of extinguishing controller, in the base stage and transmitting interpolar of the triode Q7 resistance R22 has also been bridged.
8. general gasoline engines TCI firing circuits with speed limiting function according to claim 1, it is characterised in that：It is described flame-out
Control circuit is provided with controllable silicon Q8, and the anode of controllable silicon Q8 is connected with GND ends, negative electrode after diode D4 with flame-out line
Connection, grid is connected with the control end of the extinguishing controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606437.4U CN206092267U (en) | 2016-06-20 | 2016-06-20 | Take general gasoline engine TCI firing circuit of speed limit function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606437.4U CN206092267U (en) | 2016-06-20 | 2016-06-20 | Take general gasoline engine TCI firing circuit of speed limit function |
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| Publication Number | Publication Date |
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| CN206092267U true CN206092267U (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620606437.4U Active CN206092267U (en) | 2016-06-20 | 2016-06-20 | Take general gasoline engine TCI firing circuit of speed limit function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757263A (en) * | 2018-07-22 | 2018-11-06 | 重庆力华自动化技术有限责任公司 | Safety-type ignition controller for petrol engine |
-
2016
- 2016-06-20 CN CN201620606437.4U patent/CN206092267U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757263A (en) * | 2018-07-22 | 2018-11-06 | 重庆力华自动化技术有限责任公司 | Safety-type ignition controller for petrol engine |
| CN108757263B (en) * | 2018-07-22 | 2024-05-10 | 隆鑫通用动力股份有限公司 | Safety ignition controller for petrol engine |
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