CN103498748B - There is the capacitive ignition device of speed limit and easy starting function - Google Patents
There is the capacitive ignition device of speed limit and easy starting function Download PDFInfo
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- CN103498748B CN103498748B CN201310483659.2A CN201310483659A CN103498748B CN 103498748 B CN103498748 B CN 103498748B CN 201310483659 A CN201310483659 A CN 201310483659A CN 103498748 B CN103498748 B CN 103498748B
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Abstract
The invention discloses a kind of capacitive ignition device with speed limit and easy starting function, comprise charge circuit, charge to Ignition capacitor, it comprises charge coil L1, diode D1, D2, and Ignition capacitor C4; Controllable silicon S1, carry out discharge and recharge, its minus earth for controlling Ignition capacitor C4, anode is connected to the input end of described Ignition capacitor C4; Trigger loop, for controlling the discharging time of Ignition capacitor C4, controlling pole with described silicon controlled and being connected, control silicon controlled conducting and cut-off; Speed limit loop, for the discharging time of the C4 of the down-firing electric capacity that controls to run up, controls pole with described silicon controlled and is connected, and controls silicon controlled conducting and cut-off; And spark coil T1, it comprises primary air L3 and secondary winding L4, and secondary winding L4 exports high pressure.This igniter circuit is stablized, and solves the startability problem of engine cold and exceeds the speed limit at a high speed and driving phenomenon.
Description
Technical field
The present invention relates to miniature gasoline engine ignition mechanism field, especially relate to a kind of capacitive ignition device with speed limit and easy starting function.
Background technique
Along with the development of gasoline engine ignition building block technique, the miniature gasoline engine ignition mechanisms such as existing miniature gasoline engine mowing machine, chain saw, blower, generally all there is low speed start difficulty, at a high speed hypervelocity and driving phenomenon, be miniature gasoline engine field important technology difficult point always; And in the course of the work, in ignition mechanism, the firing angle change of igniter is less, can light a fire at optimum igniting point under cannot ensureing any rotating speed, under causing engine start difficulty, some rotating speed, engine output is less, make that the oil consumption of motor is large, discharge exceeds standard, befouling environment, does not meet environmental protection act.
Summary of the invention
The present invention, in order to overcome the deficiencies in the prior art, provides the capacitive ignition device with speed limit and easy starting function that a kind of circuit stability, startability are good.
To achieve these goals, the present invention by the following technical solutions: a kind of capacitive ignition device with speed limit and easy starting function, comprises
Charge circuit, charges to Ignition capacitor, and it comprises charge coil L1, diode D1, D2, and Ignition capacitor C4;
Controllable silicon S1, carry out discharge and recharge, its minus earth for controlling Ignition capacitor C4, anode is connected to the input end of described Ignition capacitor C4;
Trigger loop, for controlling the discharging time of Ignition capacitor C4, controlling pole with described silicon controlled and being connected, control silicon controlled conducting and cut-off;
Speed limit loop, for the discharging time of the C4 of the down-firing electric capacity that controls to run up, controls pole with described silicon controlled and is connected, and controls silicon controlled conducting and cut-off;
And spark coil T1, it comprises primary air L3 and secondary winding L4, and secondary winding L4 exports high pressure; It is characterized in that: described triggering loop comprises trigger winding L2, resistance R9, R10, R12, R13, R14, diode D6, D7, filter capacitor C2, C3, trigger winding L2 one end ground connection, the other end is extremely connected with the control of described controllable silicon S1 after series resistor R9, diode D7, resistance R14 successively; Filter capacitor C2 one end ground connection, the other end is connected between resistance R9 and diode D7 anode; Diode D6 plus earth, negative electrode is connected between filter capacitor C2 input end and diode D7 anode; Resistance R10 one end ground connection, the other end is connected between the negative electrode of diode D6 and diode D7 anode; Ground connection after the series resistor R13 of resistance R12 one end, the other end is connected between the negative electrode of diode D7 and resistance R14; Filter capacitor C3 one end ground connection, the other end is connected between resistance R12 and resistance R13;
Described speed limit loop comprises resistance R3, R4, R5, R6, R7, R8, R11, triode Q1, voltage-stabiliser tube D3, D4, D5, filter capacitor C1, ground connection after described resistance R3 one end series resistor R4, the other end is connected between the negative electrode of diode D1 and the anode of diode D2; The base stage of triode Q1 is connected between resistance R3 and resistance R4, grounded-emitter connection, and collector series connection resistance R11 is connected between diode D7 and resistance R14; The plus earth of voltage-stabiliser tube D3, negative electrode is connected to the collector electrode of triode Q1 after being connected to series resistor R5; The anode of voltage-stabiliser tube D4 is connected between voltage-stabiliser tube D3 and resistance R5, and negative electrode is connected with the negative electrode of voltage-stabiliser tube D5; Be connected to after the anode series resistance R8 of voltage-stabiliser tube D5 resistance R9's and trigger winding L2 between; Filter capacitor C1 one end ground connection, the other end is connected between voltage-stabiliser tube D4 and voltage-stabiliser tube D5; Ground connection after the series resistor R7 of resistance R6 one end, the other end is connected between filter capacitor C1 and voltage-stabiliser tube D5.
Further, described charge circuit comprises charge coil L1, diode D1, D2, Ignition capacitor C4, is connected in parallel on the resistance R15 at Ignition capacitor C4 two ends and is connected in parallel on R1, the R2 at charge coil L1 two ends, one end ground connection of charge coil L1, the other end connects primary air L3 after series diode D1, D2, Ignition capacitor C4 successively; The plus earth of diode D8, negative electrode is connected to the input end of resistance R15; The anode of controllable silicon S1 is connected between the negative electrode of diode D2 and the negative electrode of diode D8.
In sum, the present invention has the following advantages: this igniter circuit is stablized, and startability is good, can make reach timing, the best the firing time of motor, the effects such as output power is maximum, environmental protection, and solve the startability problem of engine cold and exceed the speed limit at a high speed and driving phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present invention.
Fig. 2 is structural representation two of the present invention
Fig. 3 is circuit theory diagrams of the present invention.
Embodiment
In order to make those skilled in the art person better understand the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, clear, complete description is carried out to the technological scheme in the embodiment of the present invention.
As shown in Figure 1, 2, for exterior mechanical structural representation of the present invention, a kind of capacitive ignition device with speed limit and easy starting function, comprises charge coil 1, trigger winding 2, secondary winding 3, primary air 4, shell 5, unshakable in one's determination 6, flame-out sheet 7, circuit board 8, wiring terminal 9 (high voltage wire extraction place) and be filled in the epoxy resin 10 at shell 5 internal pore place.
As shown in Figure 3, a kind of capacitive ignition device with speed limit and easy starting function, comprises charge circuit, charges to Ignition capacitor, and it comprises charge coil L1, diode D1, D2, Ignition capacitor C4;
Controllable silicon S1, carry out discharge and recharge, its minus earth for controlling Ignition capacitor C4, anode is connected to the input end of described Ignition capacitor C4;
Trigger loop, for controlling the discharging time of Ignition capacitor C4, controlling pole with described silicon controlled and being connected, control silicon controlled conducting and cut-off;
Speed limit loop, for the discharging time of the C4 of the down-firing electric capacity that controls to run up, controls pole with described silicon controlled and is connected, and controls silicon controlled conducting and cut-off;
And spark coil T1, it comprises primary air L3 and secondary winding L4, and secondary winding L4 exports high pressure; Described triggering loop comprises trigger winding L2, resistance R9, R10, R12, R13, R14, diode D6, D7, filter capacitor C2, C3, trigger winding L2 one end ground connection, the other end is extremely connected with the control of described controllable silicon S1 after series resistor R9, diode D7, resistance R14 successively; Filter capacitor C2 one end ground connection, the other end is connected between resistance R9 and diode D7 anode; Diode D6 plus earth, negative electrode is connected between filter capacitor C2 input end and diode D7 anode; Resistance R10 one end ground connection, the other end is connected between the negative electrode of diode D6 and diode D7 anode; Ground connection after the series resistor R13 of resistance R12 one end, the other end is connected between the negative electrode of diode D7 and resistance R14; Filter capacitor C3 one end ground connection, the other end is connected between resistance R12 and resistance R13;
Described speed limit loop comprises resistance R3, R4, R5, R6, R7, R8, R11, triode Q1, voltage-stabiliser tube D3, D4, D5, filter capacitor C1, ground connection after described resistance R3 one end series resistor R4, and the other end is connected between filter capacitor C4 and charge coil L1; The base stage of triode Q1 is connected between resistance R3 and resistance R4, grounded-emitter connection, and collector series connection resistance R11 is connected between diode D7 and resistance R14; The plus earth of voltage-stabiliser tube D3, negative electrode is connected to the collector electrode of triode Q1 after being connected to series resistor R5; The anode of voltage-stabiliser tube D4 is connected between voltage-stabiliser tube D3 and resistance R5, and negative electrode is connected with the negative electrode of voltage-stabiliser tube D5; Be connected to after the anode series resistance R8 of voltage-stabiliser tube D5 resistance R9's and trigger winding L2 between; Filter capacitor C1 one end ground connection, the other end is connected between voltage-stabiliser tube D4 and voltage-stabiliser tube D5; Ground connection after the series resistor R7 of resistance R6 one end, the other end is connected between filter capacitor C1 and voltage-stabiliser tube D5.
Concrete, described charge circuit comprises charge coil L1, diode D1, D2, Ignition capacitor C4 and is connected in parallel on the resistance R15 at Ignition capacitor C4 two ends, one end ground connection of charge coil L1, the other end connects primary air L3 after series diode D1, D2, Ignition capacitor C4 successively; The plus earth of diode D8, negative electrode is connected to the input end of resistance R15; The anode of controllable silicon S1 is connected between the negative electrode of diode D2 and the negative electrode of diode D8.
Resistance R9, filter capacitor C2, the integration circuit that resistance R10 forms, also have resistance R12, R13, another integration circuit that filter capacitor C3 forms, by regulating the resistance of above two integration circuit, thus regulate low speed time ignition advance angle size, realize multiple change according to the requirement of petrol engine.Optimum spark advance angle when reaching petrol engine low speed start, realizes the easy starting characteristic of low speed.
High speed cutoff speed limit characteristic controls primarily of speed limit loop, and filter capacitor C1 discharge and recharge provides maintenance power supply, and the coupling of resistance R6, R7, R5, R11 determines the discharge time of filter capacitor C1, and triode Q1 is for controlling cutoff rotating speed.
When coil-induced pulse comes, filter capacitor C1 charges, and after pulse, filter capacitor C1 discharges through voltage-stabiliser tube D4, resistance R5, resistance R11, resistance R14, trigger signal is provided to controllable silicon S1, allow controllable silicon S1 keep conducting, Ignition capacitor C4 can not be charged, thus realize cutoff function.
Cutoff rotating speed is controlled by triode Q1, during low speed, charge coil L1 provides bias voltage through diode D1, resistance R3, R4 to triode Q1, triode Q1 is led to, filter capacitor C1 discharges through triode Q1 to ground, and provide lasting bias supply can not to controllable silicon S1, charge circuit keeps charging to Ignition capacitor C4, realizes normal ignition.Because the burst length shortens during high speed, because the burst length is inadequate when the pulse that charge coil L1 produces is charged to Ignition capacitor C4, and make voltage step-down on charge coil L1, make triode Q1 bias voltage not enough and end. now filter capacitor C1 discharges and provides lasting triggering voltage to controllable silicon S1, make controllable silicon S1 keep on state, realize high speed cutoff speed limit characteristic.
The present invention have devised best electronic spark advance angular curve, makes reach timing, the best the firing time of motor, output power is maximum, the effect such as environmental protection, and solves startability problem and hypervelocity and the driving phenomenon at a high speed of engine cold.
Obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments; Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Claims (2)
1. there is a capacitive ignition device for speed limit and easy starting function, comprise
Charge circuit, charges to Ignition capacitor, and it comprises charge coil L1, diode D1, D2, and Ignition capacitor C4;
Controllable silicon S1, carry out discharge and recharge, its minus earth for controlling Ignition capacitor C4, anode is connected to the input end of described Ignition capacitor C4;
Trigger loop, for controlling the discharging time of Ignition capacitor C4, controlling pole with described silicon controlled and being connected, control silicon controlled conducting and cut-off;
Speed limit loop, for the discharging time of the C4 of the down-firing electric capacity that controls to run up, controls pole with described silicon controlled and is connected, and controls silicon controlled conducting and cut-off;
And spark coil T1, it comprises primary air L3 and secondary winding L4, and secondary winding L4 exports high pressure; It is characterized in that: described triggering loop comprises trigger winding L2, resistance R9, R10, R12, R13, R14, diode D6, D7, filter capacitor C2, C3, trigger winding L2 one end ground connection, the other end is extremely connected with the control of described controllable silicon S1 after series resistor R9, diode D7, resistance R14 successively; Filter capacitor C2 one end ground connection, the other end is connected between resistance R9 and diode D7 anode; Diode D6 plus earth, negative electrode is connected between filter capacitor C2 input end and diode D7 anode; Resistance R10 one end ground connection, the other end is connected between the negative electrode of diode D6 and diode D7 anode; Ground connection after the series resistor R13 of resistance R12 one end, the other end is connected between the negative electrode of diode D7 and resistance R14; Filter capacitor C3 one end ground connection, the other end is connected between resistance R12 and resistance R13;
Described speed limit loop comprises resistance R3, R4, R5, R6, R7, R8, R11, triode Q1, voltage-stabiliser tube D3, D4, D5, filter capacitor C1, ground connection after described resistance R3 one end series resistor R4, the other end is connected between the negative electrode of diode D1 and the anode of diode D2; The base stage of triode Q1 is connected between resistance R3 and resistance R4, grounded-emitter connection, and collector series connection resistance R11 is connected between diode D7 and resistance R14; The plus earth of voltage-stabiliser tube D3, negative electrode is connected to the collector electrode of triode Q1 after being connected to series resistor R5; The anode of voltage-stabiliser tube D4 is connected between voltage-stabiliser tube D3 and resistance R5, and negative electrode is connected with the negative electrode of voltage-stabiliser tube D5; Be connected to after the anode series resistance R8 of voltage-stabiliser tube D5 resistance R9's and trigger winding L2 between; Filter capacitor C1 one end ground connection, the other end is connected between voltage-stabiliser tube D4 and voltage-stabiliser tube D5; Ground connection after the series resistor R7 of resistance R6 one end, the other end is connected between filter capacitor C1 and voltage-stabiliser tube D5.
2. the capacitive ignition device with speed limit and easy starting function according to claim 1, it is characterized in that: described charge circuit comprises charge coil L1, diode D1, D2, Ignition capacitor C4, is connected in parallel on the resistance R15 at Ignition capacitor C4 two ends and is connected in parallel on R1, the R2 at charge coil L1 two ends, one end ground connection of charge coil L1, the other end connects primary air L3 after series diode D1, D2, Ignition capacitor C4 successively; The plus earth of diode D8, negative electrode is connected to one end of resistance R15; The anode of controllable silicon S1 is connected between the negative electrode of diode D2 and the negative electrode of diode D8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310483659.2A CN103498748B (en) | 2013-10-16 | 2013-10-16 | There is the capacitive ignition device of speed limit and easy starting function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310483659.2A CN103498748B (en) | 2013-10-16 | 2013-10-16 | There is the capacitive ignition device of speed limit and easy starting function |
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| CN103498748A CN103498748A (en) | 2014-01-08 |
| CN103498748B true CN103498748B (en) | 2015-11-18 |
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| CN104481772B (en) * | 2014-12-09 | 2016-03-30 | 长沙奥斯凯汽车零部件有限公司 | A kind of automotive ignition module constant-current control circuit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3870026A (en) * | 1969-10-15 | 1975-03-11 | Christopher A Jacobs | Capacitive discharge ignition system having protective unidirectional circuit |
| EP0280716B1 (en) * | 1986-09-05 | 1992-04-29 | Saab-Scania Aktiebolag | Method and arrangement for generating ignition sparks in an internal combustion engine |
| CN201137546Y (en) * | 2007-08-16 | 2008-10-22 | 绍兴锋龙电机有限公司 | Speed limit control circuit ignition |
| CN202946293U (en) * | 2012-11-05 | 2013-05-22 | 绍兴锋龙电机有限公司 | Capacitor type ignition control device with flameout delay function |
-
2013
- 2013-10-16 CN CN201310483659.2A patent/CN103498748B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3870026A (en) * | 1969-10-15 | 1975-03-11 | Christopher A Jacobs | Capacitive discharge ignition system having protective unidirectional circuit |
| EP0280716B1 (en) * | 1986-09-05 | 1992-04-29 | Saab-Scania Aktiebolag | Method and arrangement for generating ignition sparks in an internal combustion engine |
| JP2597126B2 (en) * | 1986-09-05 | 1997-04-02 | メセル・アクチボラグ | Method and apparatus for generating ignition spark in an internal combustion engine |
| CN201137546Y (en) * | 2007-08-16 | 2008-10-22 | 绍兴锋龙电机有限公司 | Speed limit control circuit ignition |
| CN202946293U (en) * | 2012-11-05 | 2013-05-22 | 绍兴锋龙电机有限公司 | Capacitor type ignition control device with flameout delay function |
Non-Patent Citations (1)
| Title |
|---|
| 电容放电式点火系统的优化设计;张立鹏等;《小型内燃机与摩托车》;20081231;第37卷(第6期);第39-41页，第76页 * |
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Address after: 312351 Shangyu, Zhejiang Province Liang Lake Industrial Park Patentee after: ZHEJIANG FENGLONG ELECTRICAL MACHINERY CO., LTD. Address before: 312351 Zhejiang province Shaoxing city Shangyu city Liang Lake Industrial Park Lu Ze West Road Patentee before: Shaoxing Fenglong Motor Co., Ltd. |