CN204344357U - A kind of igniting observation circuit structure of igniter of universal petrol engine - Google Patents
A kind of igniting observation circuit structure of igniter of universal petrol engine Download PDFInfo
- Publication number
- CN204344357U CN204344357U CN201420757590.8U CN201420757590U CN204344357U CN 204344357 U CN204344357 U CN 204344357U CN 201420757590 U CN201420757590 U CN 201420757590U CN 204344357 U CN204344357 U CN 204344357U
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- resistance
- chip microcomputer
- triode
- igniter
- petrol engine
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of igniting observation circuit structure of igniter of universal petrol engine, its key is: the igniting observation circuit structure of described igniter of universal petrol engine comprises the power circuit be connected with 220V power supply and the PC pulse sampling circuit be connected with electrion loop; Described power circuit is all connected with single-chip microcomputer with PC pulse sampling circuit; Described single-chip microcomputer output terminal also connects loudspeaker and tutorial light respectively by composite pipe switch circuit.The utility model adopts hardware circuit to convert the control signal that single-chip microcomputer exports to sound and optical signal; Spark coil around to judgement then realized by sampled signal, if coil is around anti-, then igniting export pulse can anti-phase, the PC pulse of collection is just and then anti-phase, by single-chip microcomputer after this PC pulse is inverted, then can embody index signal; Therefore, the utility model structure is simple, can improve accuracy and the monitoring efficiency of some thermal monitorings.
Description
Technical field
the utility model relates to a kind of igniting observation circuit structure of igniter of universal petrol engine.
Background technique
Operator are when the igniting test carrying out igniter of universal petrol engine, and whether normally the conventional method that judges to light a fire judges by observing discharge spark.But because manufacturing shop environment is more noisy, the accuracy and efficiency tested all is had a greatly reduced quality.Operator in order to operator can be allowed to judge more intuitively, and whether ignition spark is normal, need to convert discharge spark to sound signal and optical signal by circuit, just can be made so more intuitively to judge the situation of ignition spark accurately.
Model utility content
The purpose of this utility model is to provide a kind of igniting observation circuit structure of igniter of universal petrol engine.
To achieve these goals, by the following technical solutions: a kind of igniting observation circuit structure of igniter of universal petrol engine, is characterized in that: the igniting observation circuit structure of described igniter of universal petrol engine comprises the power circuit be connected with 220V power supply and the PC pulse sampling circuit be connected with electrion loop; Described power circuit is all connected with single-chip microcomputer with PC pulse sampling circuit; Described single-chip microcomputer output terminal also connects loudspeaker and tutorial light respectively by composite pipe switch circuit.
Described power circuit is connected with 220V power supply by the elementary of step-down transformer T1, secondary input end and the COMMON connecting bridge rectifier diode D1 respectively of step-down transformer T1; The output terminal of described bridge rectifier diode D1 connects Vin end and the GND end of three-terminal voltage-stabilizing element ZD1 respectively.Electric capacity C1 is also connected with between the VIN end of three-terminal voltage-stabilizing element ZD1 and GND end, the VOUT end of three-terminal voltage-stabilizing element ZD1 exports 15V power supply, this 15V power supply through resistance R10 current limliting, reference diode ZD2 voltage stabilizing and by electric capacity C2, electric capacity C3 and electric capacity C4 filtering after be connected to 5 ends of single-chip microcomputer U1, the i.e. vdd terminal of single-chip microcomputer U1; The VOUT end of described three-terminal voltage-stabilizing element ZD1 also connects the parallel circuit be made up of resistance R11, resistance R12 and resistance R13.
Described PC pulse sampling circuit is connected electrion loop by resistance R1, resistance R2 in parallel and gathers igniting discharge pulse with resistance R3, described ignition discharge pulse forms pressure drop through diode D2 on resistance R4, forms triode Q1 base bias, triode Q1 base stage and collector electrode shunt-wound capacitance C6 through resistance R5 current limliting at resistance R6; Resistance R7 and electric capacity C7 is parallel with respectively between the emitter and collector of triode Q1; The emitter of triode Q1 is also connected to 5V power supply by resistance R9; Base stage and the emitter of connecting triode Q2 are also distinguished in the two ends of described electric capacity C7; The collector electrode of triode Q2 is by resistance R8 to 5V power supply, and the collector electrode of triode Q2 is then communicated with 3 ends of single-chip microcomputer U1.
Described single-chip microcomputer is the single-chip microcomputer of PIC10F322 model, and 4 ends and 6 ends of this single-chip microcomputer U1 are vacant, 2 end ground connection, and 1 end connects composite pipe switch circuit, and 5 ends connect 5V power supply.
Described composite pipe switch circuit connects 1 end of single-chip microcomputer U1 by the anode of diode D3, and the base stage of the negative electrode connecting triode Q3 of diode D3, is also connected with electric capacity C8 between the anode of diode D3 and GND; Be parallel with resistance R14 and electric capacity C5 between the base stage of described triode Q3 and emitter respectively, the grounded-emitter connection of triode Q3, the collector electrode of triode Q3 connects one end of tutorial light and loudspeaker respectively.
The VOUT that the other end of described tutorial light is then connected to three-terminal voltage-stabilizing element ZD1 by current-limiting resistance R11, current-limiting resistance R12 and current-limiting resistance R13 holds current limliting; The other end of described loudspeaker directly connects the VOUT end of three-terminal voltage-stabilizing element ZD1.
The utility model adopts hardware circuit to add single-chip microcomputer to realize a function for thermal monitoring; Wherein, the PC pulse signal needed for single-chip microcomputer takes from ignition discharge loop, and power supply is provided by step-down current limliting by civil power; Hardware circuit then converts the control signal that single-chip microcomputer exports to sound and optical signal; Spark coil around to judgement then realized by sampled signal, if coil is around anti-, then igniting output pulse can be anti-phase, and the PCB pulse gathered like this is just and then anti-phase, by single-chip microcomputer after this PCB pulse is inverted, then can embody the index signal that we can intuitively see; Therefore, the utility model structure is simple, can improve accuracy and the monitoring efficiency of some thermal monitorings.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the utility model embodiment;
Fig. 2 is the igniting observation circuit structural drawing of the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1 to Figure 2, a kind of igniting observation circuit structure of igniter of universal petrol engine, comprises the power circuit 1 be connected with 220V power supply 7 and the PC pulse sampling circuit 2 be connected with electrion loop 8; Described power circuit 1 is all connected with single-chip microcomputer 3 with PC pulse sampling circuit 2; Described single-chip microcomputer 3 output terminal also connects loudspeaker 5 and tutorial light 6 respectively by composite pipe switch circuit 4.
Described power circuit 1 is connected with 220V power supply by the elementary of step-down transformer T1, secondary input end and the COMMON connecting bridge rectifier diode D1 respectively of step-down transformer T1; The output terminal of described bridge rectifier diode D1 connects Vin end and the GND end of three-terminal voltage-stabilizing element ZD1 respectively.Electric capacity C1 is also connected with between the VIN end of three-terminal voltage-stabilizing element ZD1 and GND end, the VOUT end of three-terminal voltage-stabilizing element ZD1 exports 15V power supply, this 15V power supply through resistance R10 current limliting, reference diode ZD2 voltage stabilizing and by electric capacity C2, electric capacity C3 and electric capacity C4 filtering after be connected to 5 ends of single-chip microcomputer U1 3, the i.e. vdd terminal of single-chip microcomputer U1 3; The VOUT end of described three-terminal voltage-stabilizing element ZD1 also connects the parallel circuit be made up of resistance R11, resistance R12 and resistance R13.
Described PC pulse sampling circuit 2 is connected electrion loop 8 by resistance R1, resistance R2 in parallel and gathers igniting discharge pulse with resistance R3, described ignition discharge pulse forms pressure drop through diode D2 on resistance R4, forms triode Q1 base bias, triode Q1 base stage and collector electrode shunt-wound capacitance C6 through resistance R5 current limliting at resistance R6; Resistance R7 and electric capacity C7 is parallel with respectively between the emitter and collector of triode Q1; The emitter of triode Q1 is also connected to 5V power supply by resistance R9; Base stage and the emitter of connecting triode Q2 are also distinguished in the two ends of described electric capacity C7; The collector electrode of triode Q2 is by resistance R8 to 5V power supply, and the collector electrode of triode Q2 is then communicated with 3 ends of single-chip microcomputer U1 3.
Described single-chip microcomputer 3 is the single-chip microcomputer of PIC10F322 model, and 4 ends and 6 ends of this single-chip microcomputer U1 3 are vacant, 2 end ground connection, and 1 end connects composite pipe switch circuit 4,5 end and connects 5V power supply.
Described composite pipe switch circuit 4 connects 1 end of single-chip microcomputer U1 3 by the anode of diode D3, and the base stage of the negative electrode connecting triode Q3 of diode D3, is also connected with electric capacity C8 between the anode of diode D3 and GND; Be parallel with resistance R14 and electric capacity C5 between the base stage of described triode Q3 and emitter respectively, the grounded-emitter connection of triode Q3, the collector electrode of triode Q3 connects one end of tutorial light 6 and loudspeaker 5 respectively.
The VOUT that the other end of described tutorial light 6 is then connected to three-terminal voltage-stabilizing element ZD1 by current-limiting resistance R11, current-limiting resistance R12 and current-limiting resistance R13 holds current limliting; The other end of described loudspeaker 5 directly connects the VOUT end of three-terminal voltage-stabilizing element ZD1.
The utility model adopts hardware circuit to add single-chip microcomputer to realize a function for thermal monitoring; Wherein, the PC pulse signal needed for single-chip microcomputer takes from ignition discharge loop, and power supply is provided by step-down current limliting by civil power; Hardware circuit then converts the control signal that single-chip microcomputer exports to sound and optical signal; Spark coil around to judgement then realized by sampled signal, if coil is around anti-, then igniting output pulse can be anti-phase, and the PCB pulse gathered like this is just and then anti-phase, by single-chip microcomputer after this PCB pulse is inverted, then can embody the index signal that we can intuitively see; Therefore, the utility model structure is simple, can improve accuracy and the monitoring efficiency of some thermal monitorings.
Claims (7)
1. an igniting observation circuit structure for igniter of universal petrol engine, is characterized in that: the igniting observation circuit structure of described igniter of universal petrol engine comprises the power circuit be connected with 220V power supply and the PC pulse sampling circuit be connected with electrion loop; Described power circuit is all connected with single-chip microcomputer with PC pulse sampling circuit; Described single-chip microcomputer output terminal also connects loudspeaker and tutorial light respectively by composite pipe switch circuit.
2. the igniting observation circuit structure of igniter of universal petrol engine as claimed in claim 1, it is characterized in that: described power circuit is connected with 220V power supply by the elementary of step-down transformer T1, secondary input end and the COMMON connecting bridge rectifier diode D1 respectively of step-down transformer T1; The output terminal of described bridge rectifier diode D1 connects Vin end and the GND end of three-terminal voltage-stabilizing element ZD1 respectively.
3. the igniting observation circuit structure of igniter of universal petrol engine as claimed in claim 2, it is characterized in that: between the VIN end of three-terminal voltage-stabilizing element ZD1 and GND end, be also connected with electric capacity C1, the VOUT end of three-terminal voltage-stabilizing element ZD1 exports 15V power supply, this 15V power supply through resistance R10 current limliting, reference diode ZD2 voltage stabilizing and by electric capacity C2, electric capacity C3 and electric capacity C4 filtering after be connected to 5 ends of single-chip microcomputer U1, the i.e. vdd terminal of single-chip microcomputer U1; The VOUT end of described three-terminal voltage-stabilizing element ZD1 also connects the parallel circuit be made up of resistance R11, resistance R12 and resistance R13.
4. the igniting observation circuit structure of igniter of universal petrol engine as claimed in claim 1, it is characterized in that: described PC pulse sampling circuit is connected electrion loop by resistance R1, resistance R2 in parallel and gathers igniting discharge pulse with resistance R3, described ignition discharge pulse forms pressure drop through diode D2 on resistance R4, forms triode Q1 base bias, triode Q1 base stage and collector electrode shunt-wound capacitance C6 through resistance R5 current limliting at resistance R6; Resistance R7 and electric capacity C7 is parallel with respectively between the emitter and collector of triode Q1; The emitter of triode Q1 is also connected to 5V power supply by resistance R9; Base stage and the emitter of connecting triode Q2 are also distinguished in the two ends of described electric capacity C7; The collector electrode of triode Q2 is by resistance R8 to 5V power supply, and the collector electrode of triode Q2 is then communicated with 3 ends of single-chip microcomputer U1.
5. the igniting observation circuit structure of igniter of universal petrol engine as claimed in claim 1, it is characterized in that: described single-chip microcomputer is the single-chip microcomputer of PIC10F322 model, 4 ends and 6 ends of this single-chip microcomputer U1 are vacant, 2 end ground connection, 1 end connects composite pipe switch circuit, and 5 ends connect 5V power supply.
6. the igniting observation circuit structure of igniter of universal petrol engine as claimed in claim 1, it is characterized in that: described composite pipe switch circuit connects 1 end of single-chip microcomputer U1 by the anode of diode D3, the base stage of the negative electrode connecting triode Q3 of diode D3, is also connected with electric capacity C8 between the anode of diode D3 and GND; Be parallel with resistance R14 and electric capacity C5 between the base stage of described triode Q3 and emitter respectively, the grounded-emitter connection of triode Q3, the collector electrode of triode Q3 connects one end of tutorial light and loudspeaker respectively.
7. the igniting observation circuit structure of the igniter of universal petrol engine as described in claim 1 or 5, is characterized in that: the VOUT that the other end of described tutorial light is then connected to three-terminal voltage-stabilizing element ZD1 by current-limiting resistance R11, current-limiting resistance R12 and current-limiting resistance R13 holds current limliting; The other end of described loudspeaker directly connects the VOUT end of three-terminal voltage-stabilizing element ZD1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757590.8U CN204344357U (en) | 2014-12-05 | 2014-12-05 | A kind of igniting observation circuit structure of igniter of universal petrol engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757590.8U CN204344357U (en) | 2014-12-05 | 2014-12-05 | A kind of igniting observation circuit structure of igniter of universal petrol engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344357U true CN204344357U (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420757590.8U Withdrawn - After Issue CN204344357U (en) | 2014-12-05 | 2014-12-05 | A kind of igniting observation circuit structure of igniter of universal petrol engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN204344357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405557A (en) * | 2014-12-05 | 2015-03-11 | 重庆瑜欣平瑞电子有限公司 | Ignition monitoring circuit structure of general gasoline engine igniter |
| CN105449810A (en) * | 2015-12-31 | 2016-03-30 | 重庆瑜欣平瑞电子股份有限公司 | Multi-purpose charging circuit of gasoline engine |
-
2014
- 2014-12-05 CN CN201420757590.8U patent/CN204344357U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405557A (en) * | 2014-12-05 | 2015-03-11 | 重庆瑜欣平瑞电子有限公司 | Ignition monitoring circuit structure of general gasoline engine igniter |
| CN104405557B (en) * | 2014-12-05 | 2017-02-22 | 重庆瑜欣平瑞电子有限公司 | Ignition monitoring circuit structure of general gasoline engine igniter |
| CN105449810A (en) * | 2015-12-31 | 2016-03-30 | 重庆瑜欣平瑞电子股份有限公司 | Multi-purpose charging circuit of gasoline engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401326 Chongqing Jiulongpo District West Peng Aluminum City Road No. 88 of No. 1 Patentee after: CHONGQING YUXIN PINRUI ELECTRONIC CO., LTD. Address before: 401326 Chongqing Jiulongpo District West Peng Aluminum City Road No. 88 of No. 1 Patentee before: Chongqing Yuxin Pingrui Electronic Co., Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150520 Effective date of abandoning: 20170222 |