CN207485582U - A kind of igniter for automobile circuit based on oscillator - Google Patents
A kind of igniter for automobile circuit based on oscillator Download PDFInfo
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- CN207485582U CN207485582U CN201721539936.7U CN201721539936U CN207485582U CN 207485582 U CN207485582 U CN 207485582U CN 201721539936 U CN201721539936 U CN 201721539936U CN 207485582 U CN207485582 U CN 207485582U
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Abstract
The utility model discloses a kind of igniter for automobile circuit based on oscillator, including oscillating impulse generation circuit；Oscillating impulse generation circuit includes oscillator chip, first resistor, second resistance and the first capacitance；The model CD4060 of oscillator chip；First resistor and second resistance series connection, the signal inverse output terminal mouth of one end connection oscillator chip of this series loop, the signal input port of other end connection oscillator chip；One end of first capacitance is connected to the common end of first resistor and second resistance, and the other end is connected to the signal forward direction output port of oscillator chip.The utility model realizes the function for ignition coil by using a simple pierce circuit.Circuit structure is simple, and principle understands, suitable for practical ignition circuit.
Description
Technical field
The utility model is related to automobile electrical sub-circuits, and in particular to a kind of igniter for automobile circuit based on oscillator.
Background technology
Automotive ignition system be spark-ignition engine in order to work normally, according to each cylinder firing order, periodically supply fire
Hua Sai is made spark plug generate sufficiently strong spark, is lighted flammable with the high-voltage electricity (about 15000~30000V) of enough high-energy
Gaseous mixture.
In the prior art, automotive ignition system includes traditional mechanical ignition system and electronic ignition system.Traditional
Mechanical ignition system has disadvantages that, for example, during the high-voltage electricity generated is than the unreliable, use that works during relatively low, high speed
Need running check and maintenance etc..But traditional ignition system also has its advantage, circuit structure is simple, low cost, principle letter
It is single etc., so, it can not be replaced completely by electronic ignition system for the moment.
Utility model content
In view of the deficiencies of the prior art, the utility model proposes one kind
On the basis of the prior art, the utility model proposes a kind of automotive ignitions based on oscillator to play circuit.
The technical solution of the utility model is as follows：
A kind of igniter for automobile circuit based on oscillator, including oscillating impulse generation circuit；Oscillating impulse generation circuit
Including oscillator chip, first resistor, second resistance and the first capacitance；The model CD4060 of oscillator chip；First resistor
It connects with second resistance, the signal inverse output terminal mouth of one end connection oscillator chip of this series loop, other end connection is shaken
Swing the signal input port of device chip；One end of first capacitance is connected to the common end of first resistor and second resistance, the other end
It is connected to the signal forward direction output port of oscillator chip；
Further include voltage regulator chip；Voltage regulator chip is three terminal regulator；Further include trigger switch；Voltage regulator chip it is defeated
The power port of outlet connection oscillator chip；
Further include the triode of NPN type；The collector connection ignition coil of triode；The base stage of triode passes through the 4th electricity
Hinder the oscillator signal output terminal of connection oscillator chip；The emitter ground connection of triode.
Its further technical solution is to further include working indicating；The working indicating includes 3rd resistor
And light emitting diode；3rd resistor and light emitting diode series connection, this series loop one end are connected to the concussion letter of oscillator chip
Number output terminal.
Its further technical solution is to further include discharge circuit；Discharge circuit includes the second capacitance；The one of second capacitance
End is connected to ignition coil, other end ground connection.
The advantageous effects of the utility model are：
The utility model realizes the function for ignition coil by using a simple pierce circuit.It shakes
The step-up transformer that the oscillating impulse that device chip is exported passes through triode drive ignition coil is swung, can be produced on ignition coil
The ignition voltage of about 1500V is born, the spark distance in electrion is up to 12mm.Circuit structure described in the utility model
Simply, principle understands, can be applied not only in practical ignition circuit, and can be used for relevant classroom instruction, is suitble to
Student oneself builds circuit and realizes ignition function.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model.
Specific embodiment
Fig. 1 is the schematic diagram of the utility model.As shown in Figure 1, the utility model includes oscillating impulse generation circuit.Oscillation
Pulse-generating circuit includes oscillator chip U2, first resistor R1, second resistance R2 and the first capacitance C1.Oscillator chip U2's
Model CD4060.First resistor R1 and second resistance R2 series connection, the letter of one end connection oscillator chip U2 of this series loop
Number inverse output terminal mouth, the signal input port of other end connection oscillator chip U2.One end of first capacitance C1 is connected to
The common end of one resistance R1 and second resistance R2, the other end are connected to the signal forward direction output port of oscillator chip U2.
Further include voltage regulator chip U1.Voltage regulator chip U1 is three terminal regulator.Further include trigger switch K.Voltage-stablizer core
The power port of the output terminal connection oscillator chip U2 of piece U1.
+ 12V the voltage sources on automobile are utilized in the utility model.The voltage of+12V is input to voltage-stablizer core by switch K
The input terminal of piece U1.In the present embodiment, the model of voltage regulator chip U1 is 7809.Three terminal regulator chip U1 exports the electricity of 9V
Pressure, the power supply as oscillator chip U1.
Further include the triode T of NPN type.The collector connection ignition coil L of triode T.The base stage of triode T passes through
The oscillator signal output terminal of four resistance R4 connection oscillator chips U2.The emitter ground connection of triode T.
Further include working indicating.The working indicating includes 3rd resistor R3 and light emitting diode D.Third electricity
R3 and light emitting diode D series connection is hindered, this series loop one end is connected to the oscillator signal output terminal of oscillator chip U2.When main electricity
When road works, the light emitting diode D in working indicating
Further include discharge circuit.Discharge circuit includes the second capacitance C2.One end of second capacitance C2 is connected to ignition coil
L, other end ground connection.
The oscillating impulse of oscillator chip U2 outputs is input to the base stage of triode T, passes through by the 4th resistance R4 current limlitings
The amplification driving function of triode can produce the ignition voltage of about 1500V, the spark in electrion on ignition coil
Distance can reach 12mm.
In the present embodiment, the breakdown voltage between triode T choice sets electrode-transmitter pole is more than the power tube of 600V,
To prevent back-pressure from puncturing.The high-tension transformer of ignition coil then requires insulation performance high as possible.Due to ignition coil have it is certain
Working frequency can adjust by adjusting the output frequency of oscillator chip, be allowed to match, then can reach best ignition quality
Energy.
Above-described is only the preferred embodiment of the utility model, and the utility model is not limited to above example.It can
To understand, what those skilled in the art directly exported or associated under the premise of the spirit and design for not departing from the utility model
Oher improvements and changes are considered as being included within the scope of protection of this utility model.
Claims (3)
1. a kind of igniter for automobile circuit based on oscillator, which is characterized in that including oscillating impulse generation circuit；Oscillating impulse
Generation circuit includes oscillator chip (U2), first resistor (R1), second resistance (R2) and the first capacitance (C1)；Oscillator chip
(U2) model CD4060；First resistor (R1) and second resistance (R2) series connection, one end connection oscillator of this series loop
The signal inverse output terminal mouth of chip (U2), the signal input port of other end connection oscillator chip (U2)；First capacitance
(C1) one end is connected to the common end of first resistor (R1) and second resistance (R2), and the other end is connected to oscillator chip (U2)
Signal forward direction output port；
Further include voltage regulator chip (U1)；Voltage regulator chip (U1) is three terminal regulator；Further include trigger switch (K)；Voltage-stablizer
The power port of the output terminal connection oscillator chip (U2) of chip (U1)；
Further include the triode (T) of NPN type；The collector connection ignition coil (L) of triode (T)；The base stage of triode (T) is led to
Cross the oscillator signal output terminal of the 4th resistance (R4) connection oscillator chip (U2)；The emitter ground connection of triode (T).
2. the igniter for automobile circuit based on oscillator as described in claim 1, which is characterized in that further include work instruction electricity
Road；The working indicating includes 3rd resistor (R3) and light emitting diode (D)；3rd resistor (R3) and light emitting diode
(D) it connects, this series loop one end is connected to the oscillator signal output terminal of oscillator chip (U2).
3. the igniter for automobile circuit based on oscillator as described in claim 1, which is characterized in that further include discharge circuit；
Discharge circuit includes the second capacitance (C2)；One end of second capacitance (C2) is connected to ignition coil (L), other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721539936.7U CN207485582U (en) | 2017-11-16 | 2017-11-16 | A kind of igniter for automobile circuit based on oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721539936.7U CN207485582U (en) | 2017-11-16 | 2017-11-16 | A kind of igniter for automobile circuit based on oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207485582U true CN207485582U (en) | 2018-06-12 |
Family
ID=62474051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721539936.7U Active CN207485582U (en) | 2017-11-16 | 2017-11-16 | A kind of igniter for automobile circuit based on oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207485582U (en) |
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2017
- 2017-11-16 CN CN201721539936.7U patent/CN207485582U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181116 Address after: 214072 Yanchuang Building, 2nd Floor, Yinbai Road, Binhu District, Wuxi City, Jiangsu Province, 2017-4 Patentee after: Wuxi Huakai Information Technology Co., Ltd. Address before: 214121 1600 Gaolang West Road, University Town, Binhu District, Wuxi City, Jiangsu Province Patentee before: Wuxi Institute of Technology |
|
| TR01 | Transfer of patent right |