CN2460368Y - Integral non-contract electronic ignitor - Google Patents
Integral non-contract electronic ignitor Download PDFInfo
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- CN2460368Y CN2460368Y CN 01214269 CN01214269U CN2460368Y CN 2460368 Y CN2460368 Y CN 2460368Y CN 01214269 CN01214269 CN 01214269 CN 01214269 U CN01214269 U CN 01214269U CN 2460368 Y CN2460368 Y CN 2460368Y
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Abstract
The utility model relates to an integral non-contract electronic igniter. An installation base provided with an installation groove hole is fixedly connected with a casing, a magnetic pulse sensor connected with a control circuit is arranged in the casing, a sensing convex tooth of the magnetic pulse sensor is exposed outside the casing, and an output conducting wire connected with the output end of the control circuit is arranged outside the casing. The utility model has the advantages of simple structure, stable and reliable operation, low manufacture cost, long service life, convenient use, installation and debugging, etc., and because the microminiature magnetic pulse sensor is used, the size of the product is reduced and the microminiature magnetic pulse sensor can be integrated with the control circuit to form an integral structure.
Description
The utility model relates to a kind of automobile igniter, particularly a kind of automotive electronic igniter.
Strict day by day along with what auto emission was required, the electronic ignition system on the automobile is with whole adapted Ignition Modules.Therefore require Ignition Module to have high reliability and long service life, also will have low use cost and small and exquisite volume.And the Ignition Module that uses now, can't meet the demands fully, mainly exist following weak point: the one, what power switch was effective is double pole triode, because the intrinsic defective of analysing of bipolar tube aerotron itself, as: base stage is a current drives, input impedance is low, driving power is big, matching circuit is complicated; Collector current has positive temperature coefficient, thermal breakdown easily takes place, during big current work, need temperature compensating, second breakdown easily takes place, switching speed is slower, loss is bigger, has limited maximum operation frequency, therefore is used in high temperature, high pressure, the big current work environment, the work of Ignition Module is unreliable, and service life is short; The 2nd, what treatment circuit was used is the special ignition integrated circuit, the cost height; The 3rd, sensor bulk is big, complex structure, can not be molten with control circuit as an element on the control circuit board be one, thereby whole Ignition Module volume is big, to interconnect line more, is not easy to install and adjusts and use.
That the purpose of this utility model just provides is simple in structure, working stability is reliable, volume is little, the integrated non-contact electronic ignition device of low cost of manufacture and long service life.
The purpose of this utility model is to realize by such technical scheme, it is to have mounting seat and housing that slotted eye is installed to be connected, be provided with in the housing and control circuit bonded assembly magnetic impulser, the induction double wedge of magnetic impulser is exposed to outside the housing, and housing is outside equipped with and control circuit mouth bonded assembly output lead.
With screw by install slotted eye with the utility model be installed in automobile distributor controlled in, and it is corresponding to make the interior triggering of induction double wedge and current distributor take turns arbitrary double wedge, the grounding jumper of current distributor is connected with mounting seat, and the output lead of control circuit mouth is connected on the interior output port of current distributor.The utility model is work like this: the triggering wheel that drives current distributor during automotive engine work rotates, magnetic impulser is sensed the induced voltage signal that a frequency is directly proportional with the current distributor rotating speed by the induction double wedge, this voltage signal is transported in the control circuit, after the control circuit processing and amplifying, export by output lead, make the periodically break-make of the first electrode current of high-voltage ignition coil, thereby make the inferior utmost point of high-voltage ignition coil induce high pressure, puncture air through light-up plug and produce the purpose that high tension spark reaches the spark ignition engine igniting.
Owing to adopted technique scheme, the utility model has improved the stability and the reliability of Ignition Module work in the igniting system, prolonged Ignition Module service life, owing to use the amplifier integrated circuit, reduced manufacturing cost significantly, simultaneously, owing to used the micro-miniature magnetic impulser, thereby reduced the volume of product greatly, can be molten with control circuit be that one is formed integral structure, use install and debugging all very convenient.
Description of drawings of the present utility model is as follows:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the scheme circuit of the utility model control circuit;
Fig. 3 is the structural representation of magnetic impulser;
Fig. 4 is a running condition reference diagram of the present utility model.
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, the utility model is to have the mounting seat 2 that slotted eye 1 is installed to be connected with housing 3, be provided with in the housing 3 and control circuit 4 bonded assembly magnetic impulsers 5, the induction double wedge 6 of magnetic impulser 5 is exposed to outside the housing 3, and housing 3 is outside equipped with and control circuit 4 mouth bonded assembly output leads 7.
As shown in Figure 4, with screw by install slotted eye 1 with the utility model be installed in automobile distributor controlled in, and it is corresponding to make the interior triggering of induction double wedge 6 and current distributor take turns 13 arbitrary double wedges, the grounding jumper 14 of current distributor is connected with mounting seat 2, and the output lead 7 of control circuit mouth is connected on the interior output port 15 of current distributor.The utility model is work like this: the triggering wheel 13 that drives current distributor during automotive engine work rotates, magnetic impulser 5 is sensed the induced voltage signal that a frequency is directly proportional with the current distributor rotating speed by induction double wedge 6, this voltage signal is transported in the control circuit, after the control circuit processing and amplifying, by output lead 7 outputs, make the periodically break-make of the first electrode current of high-voltage ignition coil, thereby make the inferior utmost point of high-voltage ignition coil induce high pressure, puncture air through light-up plug and produce the purpose that high tension spark reaches the spark ignition engine igniting.
As shown in Figure 2, control circuit 4 is by the voltage comparison amplifier, spark advance angle is adjusted circuit, mu balanced circuit, overvoltage crowbar, the low-temp low-pressure start-up circuit, the first op amp IC1-1, the second op amp IC1-2 becomes with set of power switches, two mouths of magnetic impulser are respectively at the 2nd pin of the first op amp IC1-1, on the 3rd pin, the 8th pin of the first op amp IC1-1 is connected with power end, the 4th pin ground connection, the voltage comparison amplifier is by second capacitor C 2, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6 and the 7th resistance R 7 constitute, the other end of one end connected to chassis, second capacitor C 2 is connected with the 3rd pin of the first op amp IC1-1, the other end of one end connected to chassis, first resistance R 1 is connected with the 2nd pin of the first op amp IC1-1, the other end of one end connected to chassis, second resistance R 2 is connected with the 3rd pin of the first op amp IC1-1, one end is connected with the 3rd pin of the first op amp IC1-1 with the other end of power supply bonded assembly the 3rd resistance R 3, the two ends of the 4th resistance R 4 are attempted by between the 1st pin and the 2nd pin of the first op amp IC1-1, the two ends of the 5th resistance R 5 are attempted by between the 6th pin and the 7th pin of the second op amp IC1-2, one end is connected with the 5th pin of the second op amp IC1-2 with the other end of power end bonded assembly the 6th resistance R 6, and the other end of an end connected to chassis the 7th resistance R 7 is connected with the 5th pin of the second op amp IC1-2; It is to be made of the 3rd capacitor C the 3, the 12 resistance R 12 that spark advance angle is adjusted circuit, between the 7th pin of the 3rd capacitor C 3 and the 2nd pin that is attempted by the first op amp IC1-1 after the 12 resistance R 12 is connected and the second op amp IC1-2; Mu balanced circuit is to be made of first capacitor C 1, the first zener diode V1, the 4th capacitor C the 4, the 11 resistance R 11, rectifier diode V4, the two ends of first capacitor C 1 and the 4th capacitor C 4 all are attempted by between power end and the ground, the positive pole of the first zener diode V1, negative pole are connected with ground, power end respectively, one end is connected with the negative pole of rectifier diode V4 with the other end of power end bonded assembly the 11 resistance R 11, and the positive pole of rectifier diode V4 is connected with positive source; Overvoltage crowbar is to be made of aerotron V5, the second zener diode V2, the 9th resistance R 9, the tenth resistance R 10, and the collecting electrode of aerotron V5 is connected with the 5th pin of the second op amp IC1-2; The grounded emitter of aerotron V5, the base stage of aerotron V5 is connected with the positive pole of the second zener diode V2, the negative pole of the second zener diode V2 is connected with an end of the tenth resistance R 10, the other end ground connection of the tenth resistance R 10, an end is connected with power end with the other end of negative pole bonded assembly the 9th resistance R 9 of the second zener diode V2; Device for power switching is exactly MOS fet power pipe V6; The low-temp low-pressure start-up circuit is by the 5th capacitor C 5, the 8th resistance R 8 and the 3rd diode V3 constitute, first end is connected with the grid of MOS fet power pipe V6 with the other end of the 7th pin bonded assembly the 5th capacitor C 5 of the second op amp IC1-2, the source electrode of MOS fet power pipe V6 is connected with positive source, the grounded drain of MOS fet power pipe V6, one end is connected with the negative pole of the 3rd diode V3 with the other end of grid bonded assembly the 8th resistance R 8 of MOS fet power pipe V6, the positive pole of the 3rd diode V3 is connected with power end, and an end of output lead 7 is connected on the source electrode of MOS fet power pipe V6.
As shown in Figure 2, what the first op amp IC1-1 and the second op amp IC1-2 formed is that model is the op amp of LM2904N, is the commercially available prod.Control circuit is work like this: after faint weak sinusoidal alternating signal process interference protection second capacitor C 2 of magnetic impulser output and 1 pair of incoming signal of first resistance R mate, enter first op amp IC1-1 forward and the reverse input end, by resistance the 3rd resistance R 3, second resistance R 2 is at the comparative voltage of the 3rd pin setting of the first op amp IC1-1, signal is after the first op amp IC1-1 inside compares and enlarges, the 1st pin output square-wave voltage at the first op amp IC1-1, square-wave voltage is input to the 6th pin positive input of the second op amp IC1-2, again after the second op amp IC1-2 shaping is amplified, the 7th pin output controlling party wave voltage through the second op amp IC1-2, this voltage is by the gate terminal that is coupled to metal-oxide-semiconductor field effect transistor V6 of the 5th capacitor C 5, make metal-oxide-semiconductor field effect transistor V6 conducting or end the primary coil loops of break-make high-tension coil.Wherein stable operating voltage is provided for the first op amp IC1-1 and the second op amp IC1-2 by the mu balanced circuit of forming by the 4th rectifier diode V4, the 11 resistance R 11, the 4th capacitor C 4, first capacitor C 1 and the first zener diode V1; The effect of overvoltage crowbar is: when outer voltage supplied is elevated in the certain limit, the rising that is directly proportional with outer voltage supplied of the voltage at the 9th resistance R 9 and the tenth resistance R 10 dividing point places, make aerotron V5 puncture conducting, the second zener diode V2 obtains base tension and is in the reverse-conducting state, make that the 5th pin voltage of the second op amp IC1-2 is zero over the ground, not having the control square wave to the 7th pin that makes the second op amp IC1-2 exports, metal-oxide-semiconductor field effect transistor V6 quits work, thereby the The whole control circuit is protected; The 4th resistance R 4 is negative feedback resistors of the first op amp IC1-1; The effect of the 12 resistance R 12 and the 3rd capacitor C 3 is advance angles of adjusting igniting; An initial conducting-state voltage is provided for the grid of metal-oxide-semiconductor field effect transistor V6 by the 3rd diode V3 and the 8th resistance R 8, control circuit can be got angry under low voltage.
As shown in Figure 3, magnetic impulser 5 is at the two ends of conducting magnet core 8 ring platform 9 respect to one another to be set respectively, and the end of conducting magnet core 8 is provided with induction double wedge 6, is wound with coil 10 on the conducting magnet core 8, and conducting magnet core 8 places on the permanent magnet 11.The special sensor 5 of magnetic field impulse is work like this: produce a static magnetic field by permanent magnet 11, conducting magnet core 8 and coil 10 are in this static magnetic field, after triggering wheel 13 rotations, this static magnetic field is with triggering the variation that wheel 13 rotates generating period, coil in being in magnetic field will induce the induction alternating voltage of one-period variation, and this voltage is by two exit outputs of coil 10.
As shown in Figure 1, trigger the gap of taking turns between 13 for the ease of induction double wedge 6 and the current distributor of regulating on the magnetic impulser 5, make the work of magnetic impulser 5 more reliable, the edge of base 2 is provided with fine setting breach 12.
Claims (4)
1. integrated non-contact electronic ignition device, it is characterized in that: have the mounting seat (2) that slotted eye (1) is installed and be connected with housing (3), be provided with in the housing (3) and control circuit (4) bonded assembly magnetic impulser (5), the induction double wedge (6) of magnetic impulser (5) is exposed to outside the housing (3), and housing (3) is outside equipped with and control circuit (4) mouth bonded assembly output lead (7).
2. integrated non-contact electronic ignition device as claimed in claim 1, it is characterized in that: control circuit (4) is by the voltage comparison amplifier, spark advance angle is adjusted circuit, mu balanced circuit, overvoltage crowbar, the low-temp low-pressure start-up circuit, first op amp (IC1-1), second op amp (IC1-2), set of power switches becomes, two mouths of magnetic impulser are respectively at the 2nd pin of first op amp (IC1-1), on the 3rd pin, the 8th pin of first op amp (IC1-1) is connected with power end, the 4th pin ground connection, the voltage comparison amplifier is by second electric capacity (C2), first resistance (R1), second resistance (R2), the 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5), the 6th resistance (R6) and the 7th resistance (R7) constitute, the other end of one end connected to chassis, second electric capacity (C2) is connected with the 3rd pin of first op amp (IC1-1), the other end of one end connected to chassis, first resistance (R1) is connected with the 2nd pin of first op amp (IC1-1), the other end of one end connected to chassis, second resistance (R2) is connected with the 3rd pin of first op amp (IC1-1), one end is connected with the 3rd pin of first op amp (IC1-1) with the other end of power supply bonded assembly the 3rd resistance R 3, the two ends of the 4th resistance (R4) are attempted by between the 1st pin and the 2nd pin of first op amp (IC1.-1), the two ends of the 5th resistance (R5) are attempted by between the 6th pin and the 7th pin of second op amp (IC1-2), one end is connected with the 5th pin of second op amp (IC1-2) with the other end of power end bonded assembly the 6th resistance (R6), and the other end of an end connected to chassis the 7th resistance (R7) is connected with the 5th pin of second op amp (IC1-2); It is to be made of the 3rd electric capacity (C3), the 12 resistance (R12) that spark advance angle is adjusted circuit, between the 7th pin of the 3rd electric capacity (C3) and the 2nd pin that is attempted by first op amp (IC1-1) after the 12 resistance (R12) is connected and second op amp (IC1-2); Mu balanced circuit is to be made of first electric capacity (C1), first zener diode (V1), the 4th electric capacity (C4), the 11 resistance (R11), rectifier diode (V4), the two ends of first electric capacity (C1) and the 4th electric capacity (C4) all are attempted by between power end and the ground, the positive pole of first zener diode (V1), negative pole are connected with ground, power end respectively, one end is connected with the negative pole of rectifier diode (V4) with the other end of power end bonded assembly the 11 resistance (R11), and the positive pole of rectifier diode (V4) is connected with positive source; Overvoltage crowbar is to be made of aerotron (V5), second zener diode (V2), the 9th resistance (R9), the tenth resistance (R10), and the collecting electrode of aerotron (V5) is connected with the 5th pin of second op amp (IC1-2); The grounded emitter of aerotron (V5), the base stage of aerotron (V5) is connected with the positive pole of second zener diode (V2), the negative pole of second zener diode (V2) is connected with an end of the tenth resistance (R10), the other end ground connection of the tenth resistance (R10), an end is connected with power end with the other end of negative pole bonded assembly the 9th resistance (R9) of second zener diode (V2); Device for power switching is exactly a MOS fet power pipe (V6); The low-temp low-pressure start-up circuit is by the 5th electric capacity (C5), the 8th resistance (R8) and the 3rd diode (V3) constitute, first end is connected with the grid of MOS fet power pipe (V6) with the other end of the 7th pin bonded assembly the 5th electric capacity (C5) of second op amp (IC1-2), the source electrode of MOS fet power pipe (V6) is connected with positive source, the grounded drain of MOS fet power pipe (V6), one end is connected with the negative pole of the 3rd diode (V3) with the other end of grid bonded assembly the 8th resistance (R8) of MOS fet power pipe (V6), the positive pole of the 3rd diode (V3) is connected with power end, and an end of output lead (7) is connected on the source electrode of MOS fet power pipe (V6).
3. as claim 1,2 described integrated non-contact electronic ignition devices, it is characterized in that: magnetic impulser (5) is at the two ends of conducting magnet core (8) ring platform respect to one another (9) to be set respectively, the end of conducting magnet core (8) is provided with induction double wedge (6), be wound with coil (10) on the conducting magnet core (8), conducting magnet core (8) places on the permanent magnet (11).
4. integrated non-contact electronic ignition device as claimed in claim 3 is characterized in that: the edge of base (2) is provided with fine setting breach (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01214269 CN2460368Y (en) | 2001-02-22 | 2001-02-22 | Integral non-contract electronic ignitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01214269 CN2460368Y (en) | 2001-02-22 | 2001-02-22 | Integral non-contract electronic ignitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2460368Y true CN2460368Y (en) | 2001-11-21 |
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ID=33633067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01214269 Expired - Fee Related CN2460368Y (en) | 2001-02-22 | 2001-02-22 | Integral non-contract electronic ignitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2460368Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360046A (en) * | 2018-03-26 | 2019-10-22 | 上海华依科技集团股份有限公司 | The cold pilot fire testboard bay and its signal acquisition method of engine embedded drive ignition coil |
-
2001
- 2001-02-22 CN CN 01214269 patent/CN2460368Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360046A (en) * | 2018-03-26 | 2019-10-22 | 上海华依科技集团股份有限公司 | The cold pilot fire testboard bay and its signal acquisition method of engine embedded drive ignition coil |
| CN110360046B (en) * | 2018-03-26 | 2024-04-05 | 上海华依科技集团股份有限公司 | Cold test ignition test bench with built-in driving ignition coil of engine and signal acquisition method thereof |
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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 |