CN2573712Y - High-energy electronic ignitor for motorcycle - Google Patents
High-energy electronic ignitor for motorcycle Download PDFInfo
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- CN2573712Y CN2573712Y CN 02248178 CN02248178U CN2573712Y CN 2573712 Y CN2573712 Y CN 2573712Y CN 02248178 CN02248178 CN 02248178 CN 02248178 U CN02248178 U CN 02248178U CN 2573712 Y CN2573712 Y CN 2573712Y
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- silicon scr
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Abstract
The utility model relates to an electronic ignitor used for motorcycles, which comprises a charge coil Lc of a magneto, a rectification circuit (4), a tank circuit (3), a controlled silicon SCR electronic switch (2), a flip-flop circuit (1), a high-voltage igniting transformer B and a spark plug H. The utility model is characterized in that an input terminal of the rectification circuit (4) is provided with a boosted circuit (5) and a pressure limiting circuit (6). The utility model has the characteristics of simple circuit, easy installation, good ignition effect, etc. Passing vehicle tests, the utility model has the advantages of easier and powerful starting, stable idle speed, obvious enhancement of acceleration performance and climbing capacity, fuel saving and reduction of noise. Because the ignition energy is sufficient, the utility model not only has low rate starting performance, but also is easy to be started under low temperature and is more suitable for the motorcycles matched with electric starting.
Description
Technical background: the utility model relates to the electronic type ignition mechanism of using on a kind of motorcycle.
Technical background: along with the develop rapidly of China's motorcycle industry, motorcycle generally adopts the magnetogenerator directly contactless Capacity Discharge Type Ignitor of power supply, i.e. CDI igniter at present.It has advantage easy to use, as to need not to adjust, put forward automatically aspects such as angle.But common CDI exists under low speed and the fast state, and electric capacity rechargeable energy deficiency causes the ignition energy deficiency.This problem is by the decision of the physical property of the characteristics of CDI circuit itself and magnetogenerator.At low-speed stage, rise igniting capacitance terminal voltage U with engine speed
CRaise rapidly; When high speed, though the coil-induced electromotive force rising of priming supply, because the impedance (R of priming supply coil
L=2 π fL, f are the frequency of induction electromotive force) increase, limited the output voltage of generator.Common CDI circuit theory diagrams and igniting electric capacity charging voltage U
CDistinguish as shown in Figure 1 and Figure 2 with the curve that the magnetogenerator rotation speed n changes.As can be seen from Figure 2, in the scope of rotation speed n＜1000r/min and n＞5000r/min, igniting electric capacity charging voltage U
C＜200V, such charging voltage is obviously not enough.At this moment, ignition energy will obviously descend, and cause low speed starting difficulty, high speed performance to descend, and have a strong impact on the performance of motorcycle.
Summary of the invention: the purpose of this utility model is to overcome the above CDI igniter at low speed with in the shortcoming of high speed stage ignition energy deficiency, a kind of improved CDI igniter is provided, make it can both obtain sufficient ignition energy, obtaining good improvement aspect low speed starting and the high speed performance in various speed.
The realization of the utility model purpose is to increase booster circuit on the basis of common CDI igniter, has fully improved the voltage of charging capacitor; In order to suppress booster circuit charging voltage is risen so high, has also added pressure limiting circuit, charging voltage is limited to below the 400V, make entire circuit can be reliably, stably work.
The utility model comprises: magnetogenerator charge coil Lc; The alternating voltage that the magnetogenerator charge coil is produced carries out the rectification circuit of being made up of diode D2 and D3 of rectification; The accumulator that constitutes by capacitor C; What make capacitive discharge ignition constitutes electronic switch by controllable silicon SCR; Make the control gear that constitutes by trigger winding Lk and trigger circuit of SCR electronic switch action; And high-voltage ignition transformer B and spark plug, it is characterized by:, booster circuit and pressure limiting circuit are set at the input end of rectification circuit.
The utility model, described booster circuit can be made of diode D1 and capacitor C1 parallel connection, and the positive pole of diode D1 is connected with the output terminal a of magnetogenerator charge coil Lc, and the negative pole of diode D1 is connected with the positive pole of commutation diode D3; Described pressure limiting circuit can be made of voltage-stabiliser tube Z1, resistance R 1 and controllable silicon SCR 1, in parallel with controllable silicon SCR 1 again after voltage-stabiliser tube Z1 and resistance R 1 series connection, the control utmost point of controllable silicon SCR 1 is connected between voltage-stabiliser tube Z1 and the resistance R 1, the anode of the negative pole of voltage-stabiliser tube Z1 and controllable silicon SCR 1 is connected with the positive pole of commutation diode D3, and the negative electrode of the other end of resistance R 1 and controllable silicon SCR 1 is connected with common ground.
The utility model, described pressure limiting circuit also can be made of resistance R 1, R2, R3, voltage-stabiliser tube Z1 and controllable silicon SCR 1.Resistance R 1 and R2 series connection, between connect the negative pole of voltage-stabiliser tube Z1, the anode of the other end of resistance R 1 and controllable silicon SCR 1 is connected with the positive pole of diode D3, the negative electrode of the other end of resistance R 2 and controllable silicon SCR 1 is connected with common ground, the control utmost point of the positive pole of voltage-stabiliser tube Z1 and controllable silicon SCR 1 is connected, and resistance R 3 is connected between the control utmost point and negative electrode of controllable silicon SCR 1.
The utility model has characteristics such as circuit is simple, easy for installation, igniting is effective.Through service testing, start that easier, idling is stable, starting is strong, acceleration performance and grade ability obviously strengthen, and fuel-economizing, noise descend.Because the ignition energy abundance, not only have good low speed starting performance, and low temperature also easy car, be more suitable for the motorcycle of supporting electricity starting.In addition, since equally sufficient at various speed conditions down-firing energy, make gasoline combustion more abundant, reduced toxic emission effectively, met day by day strict environmental requirement.
Description of drawings: Fig. 1 is existing common CDI electrical schematic diagram, and Fig. 2 is existing common CDI igniting capacitance voltage U
CPlotted curve with the variation of magnetogenerator rotation speed n; Fig. 3 is a circuit block diagram of the present utility model; Fig. 4 is embodiment's a electrical schematic diagram, and Fig. 5 is another embodiment's a electrical schematic diagram, and Fig. 6 is the embodiment capacitance voltage U that lights a fire
CPlotted curve with the variation of magnetogenerator rotation speed n.
Among the figure, 1, trigger circuit 2, electronic switch 3, accumulator 4, rectification circuit 5, booster circuit 6, pressure limiting circuit.
Embodiment: Fig. 4 and Fig. 5 provide two kinds of embodiments' electrical schematic diagram respectively, and except that pressure limiting circuit was had any different, all the other were all identical.The characteristics of Fig. 4 are simple, and the characteristics of Fig. 5 are that voltage regulation result is good, stable performance.
Be example now, introduce concrete mode of the present utility model with Fig. 5.This routine described motorcycle high-energy electronic igniter comprises: magnetogenerator charge coil Lc, the booster circuit 5 that is made of diode D1 and capacitor C1 parallel connection; The pressure limiting circuit 6 that constitutes by voltage-stabiliser tube Z1, resistance R 1, R2, R3 and controllable silicon SCR 1; The rectification circuit 4 that constitutes by diode D2 and D3; The accumulator 3 that constitutes by capacitor C, the electronic switch 2 that constitutes by controllable silicon SCR; Trigger winding Lk; Trigger circuit 1; High-voltage ignition transformer B and spark plug H.These routine described trigger circuit 1 are same or similar with the trigger circuit of existing CDI.
Its working principle: when the induced voltage that produces when the magnetogenerator charge coil is negative half period, promptly the charge coil lower end for just, the upper end is for negative, diode D2 conducting gives capacitor C 1 charging, the charging direction be leftly just to bear the right side; When the induced voltage that produces when the magnetogenerator charge coil is positive half cycle, promptly the charge coil upper end for just, the lower end is for negative, charges for ignition capacitor C with the voltage stack back on the capacitor C 1 by diode D3, makes the charging voltage U at ignition capacitor two ends
CBe doubled.In order to prevent the too high components and parts that burn out of voltage, adopted the pressure limiting circuit that constitutes by controllable silicon SCR 1, voltage-stabiliser tube Z1 and resistor R 1, R2, R3, when the voltage of stack surpasses 400V, voltage-stabiliser tube Z1 reverse breakdown, trigger controllable silicon SCR 1 conducting, the charging voltage clipped wave has been stablized the charging voltage at igniting electric capacity two ends, has guaranteed the reliability of circuit.After the improvement, igniting electric capacity charging voltage U
CThe curve that changes with rotation speed n as shown in Figure 6.
More as can be seen, igniting electric capacity charging voltage is greatly improved when low speed and high speed with Fig. 6 and Fig. 2.And no matter at which rotating speed, igniting electric capacity charging voltage U
CAll about 400V.Owing to improved the charging voltage of igniting electric capacity, improved the secondary ignition performance of spark coil, guaranteed ignition energy, also improved the vehicle performance of motorcycle simultaneously.
Claims (4)
1, motorcycle high-energy electronic igniter comprises: magnetogenerator charge coil Lc; The Ac that the magnetogenerator charge coil is produced carries out the rectification circuit of being made up of diode D2 and D3 (4) of rectification; The accumulator (3) that constitutes by capacitor C; Make the electronic switch (2) that constitutes by controllable silicon SCR of capacitive discharge ignition; Make the control gear by trigger winding Lk and trigger circuit (1) formation of SCR electronic switch action; And high-voltage ignition transformer B and spark plug H, it is characterized by:, booster circuit (5) and pressure limiting circuit (6) are set at the input end of rectification circuit.
2, motorcycle high-energy electronic igniter according to claim 1, it is characterized by: described booster circuit (5) is made of diode D1 and capacitor C1 parallel connection, the positive pole of diode D1 is connected with the output terminal a of magnetogenerator charge coil Lc, and the negative pole of diode D1 is connected with the positive pole of commutation diode D3.
3, motorcycle high-energy electronic igniter according to claim 1 and 2, it is characterized by: described pressure limiting circuit (6) is made of voltage-stabiliser tube Z1, resistance R 1 and controllable silicon SCR 1, in parallel with controllable silicon SCR 1 again after voltage-stabiliser tube Z1 and resistance R 1 series connection, the control utmost point of controllable silicon SCR 1 is connected between voltage-stabiliser tube Z1 and the resistance R 1, the anode of the negative pole of voltage-stabiliser tube Z1 and controllable silicon SCR 1 is connected with the positive pole of commutation diode D3, and the negative electrode of the other end of resistance R 1 and controllable silicon SCR 1 is connected with common ground.
4, motorcycle high-energy electronic igniter according to claim 1 and 2 is characterized by: described pressure limiting circuit (6) is made of resistance R 1, R2, R3, voltage-stabiliser tube Z1 and controllable silicon SCR 1.Resistance R 1 and R2 series connection, between connect the negative pole of voltage-stabiliser tube Z1, the anode of the other end of resistance R 1 and controllable silicon SCR 1 is connected with the positive pole of diode D3, the negative electrode of the other end of resistance R 2 and controllable silicon SCR 1 is connected with common ground, the control utmost point of the positive pole of voltage-stabiliser tube Z1 and controllable silicon SCR 1 is connected, and resistance R 3 is connected between the control utmost point and negative electrode of controllable silicon SCR 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02248178 CN2573712Y (en) | 2002-09-20 | 2002-09-20 | High-energy electronic ignitor for motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02248178 CN2573712Y (en) | 2002-09-20 | 2002-09-20 | High-energy electronic ignitor for motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2573712Y true CN2573712Y (en) | 2003-09-17 |
Family
ID=33718861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02248178 Expired - Fee Related CN2573712Y (en) | 2002-09-20 | 2002-09-20 | High-energy electronic ignitor for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2573712Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691556A (en) * | 2011-03-21 | 2012-09-26 | 通用汽车环球科技运作有限责任公司 | Method of operating an exhaust gas treatment system to prevent quenching during regeneration |
-
2002
- 2002-09-20 CN CN 02248178 patent/CN2573712Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691556A (en) * | 2011-03-21 | 2012-09-26 | 通用汽车环球科技运作有限责任公司 | Method of operating an exhaust gas treatment system to prevent quenching during regeneration |
| US9371763B2 (en) | 2011-03-21 | 2016-06-21 | GM Global Technology Operations LLC | Method of operating an exhaust gas treatment system to prevent quenching during regeneration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |