CN204102437U - Petrol engine photoelectric control igniting Teaching instrument - Google Patents
Petrol engine photoelectric control igniting Teaching instrument Download PDFInfo
- Publication number
- CN204102437U CN204102437U CN201420617985.8U CN201420617985U CN204102437U CN 204102437 U CN204102437 U CN 204102437U CN 201420617985 U CN201420617985 U CN 201420617985U CN 204102437 U CN204102437 U CN 204102437U
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- CN
- China
- Prior art keywords
- resistance
- lighter
- triode
- igniting
- photoelectricity
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of petrol engine photoelectric control igniting Teaching instrument, comprise cam-position sensor, ECU, lighter, ignitor coil and spark plug, described cam-position sensor is connected with the signal input part of described lighter by described ECU, and the signal output part of described lighter is connected with described spark plug by ignitor coil.Compared with prior art, the parts that the utility model equipment photoelectricity igniting system is indispensable, relation between clear, the composition knowing photoelectricity igniting system that understands and each parts, conforms to vehicle glazing electric ignition system completely with the Teaching instrument of lighting a fire of the photoelectricity on vehicle.That proper teaching according to photoelectricity igniting system needs and researches and develops.Teaching machine volume is little is easy to carry for this, well solves classroom because space constraint can not put car load, and is difficult to the course of work of demonstration igniting system, is inconvenient to problems such as imparting knowledge to students, has the value applied.
Description
Technical field
The utility model relates to a kind of engine control instruments used for education, particularly relates to a kind of petrol engine photoelectric control igniting Teaching instrument.
Background technology
Engine is a kind of the machine that can be converted into mechanical energy of other form, can comprising as internal combustion engine (petrol engine etc.), external combustion engine (Stirling engine, steam engine etc.), motor etc.Be normally mechanical energy chemical energy as internal combustion engine.Engine was both applicable to power generating apparatus, also can refer to the whole machine (as: petrol engine, aeromotor) comprising propulsion system.Engine is born the earliest in Britain, so the concept of engine also comes from English, its literal sense refers to that " producing the mechanical hook-up of power ".But the volume being applied to the engine ignition apparatus for demonstrating of teaching aspect in prior art is excessive, is difficult to mobile, is not easy to carry, thus causes being difficult to adapt teaching, therefore, there is room for improvement.
Utility model content
The purpose of this utility model just to be lighted a fire Teaching instrument with providing a kind of petrol engine photoelectric control to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises cam-position sensor, ECU, lighter, ignitor coil and spark plug, described cam-position sensor is connected with the signal input part of described lighter by described ECU, and the signal output part of described lighter is connected with described spark plug by ignitor coil.
Particularly, described lighter comprises diode, electric capacity, first resistance is to the 6th resistance, first triode, second triode and Hall element, the negative pole of described diode simultaneously with the first end of described electric capacity, the first end of Hall element, the first end of the first resistance is connected rear with the first end of described second resistance be also the positive signal input end of described lighter, the positive pole of described diode simultaneously with the second end of described electric capacity, second end of described Hall element, after the first end of described 6th resistance is connected with the emitter of described second triode and as the negative signal input end of described lighter, the signal output part of described Hall element is connected with the second end of described first resistance and the first end of described 3rd resistance simultaneously, second end of described 3rd resistance is connected with the base stage of described first triode, the collector of described first triode is connected with the first end of described 4th resistance, after second end of described 4th resistance is connected with the second end of described second resistance and as the positive signal output terminal of described lighter, the emitter of described first triode simultaneously with the second end of described 6th resistance, the first end of described 5th resistance is connected with the base stage of described second triode, after the collector of described second triode is connected with the second end of described 5th resistance and as the negative signal output terminal of described lighter.
Particularly, described cam-position sensor is made up of disk, light emitting diode and photodiode, described disk be circumferentially provided with multiple breach, described photodiode and described light emitting diode are placed in the two sides of described disk.
The beneficial effects of the utility model with:
The utility model is a kind of petrol engine photoelectric control igniting Teaching instrument, compared with prior art, the parts that the utility model equipment photoelectricity igniting system is indispensable, relation between clear, the composition knowing photoelectricity igniting system that understands and each parts, conforms to vehicle glazing electric ignition system completely with the Teaching instrument of lighting a fire of the photoelectricity on vehicle.That proper teaching according to photoelectricity igniting system needs and researches and develops.Teaching machine volume is little is easy to carry for this, well solves classroom because space constraint can not put car load, and is difficult to the course of work of demonstration igniting system, is inconvenient to problems such as imparting knowledge to students, has the value applied.
Accompanying drawing explanation
Fig. 1 is circuit structure block diagram of the present utility model;
Fig. 2 is ignitor circuit structure principle chart of the present utility model;
Fig. 3 is cam-position sensor structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises cam-position sensor, ECU, lighter, ignitor coil and spark plug, cam-position sensor is connected with the signal input part of lighter by ECU, and the signal output part of lighter is connected with spark plug by ignitor coil.
As shown in Figure 2: lighter comprises diode D, electric capacity C, first resistance R1 is to the 6th resistance R6, first triode VT1, second triode VT2 and Hall element H, the negative pole of diode D simultaneously with the first end of electric capacity C, the first end of Hall element H, the first end of the first resistance R1 is connected rear with the first end of the second resistance R2 be also the positive signal input end of lighter, the positive pole of diode D simultaneously with second end of electric capacity C, second end of Hall element H, after the first end of the 6th resistance R6 is connected with the emitter of the second triode VT2 and as the negative signal input end of lighter, the signal output part of Hall element H is connected with second end of the first resistance R1 and the first end of the 3rd resistance R3 simultaneously, second end of the 3rd resistance R3 is connected with the base stage of the first triode VT1, the collector of the first triode VT1 is connected with the first end of the 4th resistance R4, after second end of the 4th resistance R4 is connected with second end of the second resistance R2 and as the positive signal output terminal of lighter, the emitter of the first triode VT1 simultaneously with second end of the 6th resistance R6, the first end of the 5th resistance R5 is connected with the base stage of the second triode VT2, after the collector of the second triode VT2 is connected with second end of the 5th resistance R5 and as the negative signal output terminal of lighter.
As shown in Figure 3: cam-position sensor is made up of disk 2, light emitting diode 1 and photodiode 3, disk 2 be circumferentially provided with multiple breach, photodiode 3 and light emitting diode 1 are placed in the two sides of disk 2.
Principle of work of the present utility model is as follows:
As shown in figures 1 and 3: when the light beam irradiation of light emitting diode is on photodiode, photodiode conducting, irradiates less than on photodiode when the light beam of light emitting diode is blocked by impeller, and photodiode ends.When driven by motor wheel rotation, then this signal is delivered to ECU, the rotating speed of electric machine speed regulation knob control driven by motor impeller carrys out the frequency of control signal generator pulse signal.After this signal is amplified shaping, this pulse voltage signal reaches to lighter by ECU.Lighter controls conducting and the cut-off of the primary coil of ignitor coil.The ignition coil in a flash of the primary coil cut-off of ignition coil produces the high pressure of 15-20KV, passes to spark plug by hi-line.If stir switch to automatic adjusting position when signal generator produces fault, by frequency signal by the ignition module conducting of the primary coil of reference mark fire coil and cut-off voluntarily, the ignition coil in a flash of the primary coil cut-off of ignition coil produces the high pressure of 15-20KV, passes to spark plug by hi-line.
As shown in Figure 2: when the piston in automobile cylinder runs arrival upper dead center, have a magnetic fields in ignition distributor in Hall element H, output low level.At this moment, originally flowed through the first resistance R1 electric current and changed direction, flowed into Hall element H, therefore VT1, VT2 cut-off.Be stored in the magnetic energy just vibration in ignitor coil, form the alternating voltage of more than 200V.This voltage, after ignition coil boosting, produces the high pressure of 15kV, the fuel oil in some gas cylinder.Along with engine rotation, said process goes round and begins again.
Component parameter of the present utility model is selected as follows:
Diode D is the diode of model 70HF80, electric capacity C is 470uf, the first resistance R1 is 100 Ω, the second resistance R2 is 400 Ω, the 3rd resistance R3 is 500 Ω, the 4th resistance R4 is 2k Ω, the 5th resistance R5 is 27k Ω, the 6th resistance R6 is 200 Ω, the first triode VT1 and the second triode VT2 is PNP type triode.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a petrol engine photoelectric control igniting Teaching instrument, its feature with: comprise cam-position sensor, ECU, lighter, ignitor coil and spark plug, described cam-position sensor is connected with the signal input part of described lighter by described ECU, and the signal output part of described lighter is connected with described spark plug by ignitor coil.
2. petrol engine photoelectric control igniting Teaching instrument according to claim 1, its feature with: described lighter comprises diode, electric capacity, first resistance is to the 6th resistance, first triode, second triode and Hall element, the negative pole of described diode simultaneously with the first end of described electric capacity, the first end of Hall element, the first end of the first resistance is connected rear with the first end of described second resistance be also the positive signal input end of described lighter, the positive pole of described diode simultaneously with the second end of described electric capacity, second end of described Hall element, after the first end of described 6th resistance is connected with the emitter of described second triode and as the negative signal input end of described lighter, the signal output part of described Hall element is connected with the second end of described first resistance and the first end of described 3rd resistance simultaneously, second end of described 3rd resistance is connected with the base stage of described first triode, the collector of described first triode is connected with the first end of described 4th resistance, after second end of described 4th resistance is connected with the second end of described second resistance and as the positive signal output terminal of described lighter, the emitter of described first triode simultaneously with the second end of described 6th resistance, the first end of described 5th resistance is connected with the base stage of described second triode, after the collector of described second triode is connected with the second end of described 5th resistance and as the negative signal output terminal of described lighter.
3. petrol engine photoelectric control igniting Teaching instrument according to claim 1, its feature with: described cam-position sensor is made up of disk, light emitting diode and photodiode, described disk be circumferentially provided with multiple breach, described photodiode and described light emitting diode are placed in the two sides of described disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617985.8U CN204102437U (en) | 2014-10-24 | 2014-10-24 | Petrol engine photoelectric control igniting Teaching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617985.8U CN204102437U (en) | 2014-10-24 | 2014-10-24 | Petrol engine photoelectric control igniting Teaching instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204102437U true CN204102437U (en) | 2015-01-14 |
Family
ID=52270847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420617985.8U Expired - Fee Related CN204102437U (en) | 2014-10-24 | 2014-10-24 | Petrol engine photoelectric control igniting Teaching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204102437U (en) |
-
2014
- 2014-10-24 CN CN201420617985.8U patent/CN204102437U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20151024 |
|
| EXPY | Termination of patent right or utility model |