CN207920758U - A kind of integration ignition coil - Google Patents
A kind of integration ignition coil Download PDFInfo
- Publication number
- CN207920758U CN207920758U CN201820295392.2U CN201820295392U CN207920758U CN 207920758 U CN207920758 U CN 207920758U CN 201820295392 U CN201820295392 U CN 201820295392U CN 207920758 U CN207920758 U CN 207920758U
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- resistance
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- ignition coil
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- 230000010354 integration Effects 0.000 title claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000005611 electricity Effects 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000007600 charging Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of integrated ignition coils, including interface module, power module, the pre- driving module of igniting, igniting drive module, over-current detection module, excess temperature detection module, indicator light and ignition coil, the interface module is separately connected power module and pre- driving module of lighting a fire, power module is also respectively connected with the pre- driving module of igniting, indicator light, over-current detection module and excess temperature detection module, and pre- driving module of lighting a fire is also respectively connected with igniting drive module, over-current detection module and excess temperature detection module.The utility model integration ignition coil need to only introduce power supply and ignition coil normal work can be realized in ignition signal, and under external big impulse disturbances, driving circuit will filter out automatically；When ignition coil abnormal work, protection circuit will start automatically, and ignition coil is allowed to return normal work；In addition it can judge whether ignition coil works normally by the flicker of ignition light.
Description
Technical field
The utility model is related to a kind of ignition coil, specifically a kind of integration ignition coil.
Background technology
Integrated ignition coil on existing market is generally single driving tube and directly drives ignition coil, does not have big pulse signal
Protection, as soon as the big pulse signal of interference comes, ignition coil is substantially overcharged and is burnt out；Without ignition light, intuitively
On can not judge whether ignition coil works normally.
Invention content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of integrated ignition coil
Problem.
To achieve the above object, the utility model provides the following technical solutions：
A kind of integration ignition coil, including interface module, power module, the pre- driving module of igniting, igniting drive module, mistake
Detection module, excess temperature detection module, indicator light and ignition coil are flowed, the interface module is separately connected power module and igniting is pre-
Driving module, power module are also respectively connected with the pre- driving module of igniting, indicator light, over-current detection module and excess temperature detection module, igniting
Pre- driving module is also respectively connected with igniting drive module, over-current detection module and excess temperature detection module, and igniting drive module is also distinguished
Connection ignition coil, over-current detection module and excess temperature detection module, indicator light are also connected with ignition coil.
Further technical solution as the utility model：The interface module includes interface J1, diode D1 and two poles
The cathode of the 5 feet connection diode D1 of pipe D2, interface J1, the cathode of the 4 feet connection diode D2 of interface J1.
Further technical solution as the utility model：The interface module includes power input interface and ignition signal
Input interface, power input interface connect power module, the pre- driving module of ignition signal input interface connection igniting.
Further technical solution as the utility model：The power module include chip U1, resistance R1, capacitance C1 and
The foot 1 of diode D4, chip U1 connect capacitance C1, capacitance C2, resistance R1 and VCC3V, and the other end of resistance R1 connects diode
The cathode of D3, the other end, capacitance C3, capacitance C4 and the ground of the other end connection capacitance C2 of capacitance C1, the foot 3 of chip U1 connect electricity
Hold the other end of C3, the cathode and capacitance C4 of diode D3,5 feet of the anode connecting interface J1 of diode D4.
Further technical solution as the utility model：The pre- driving module of igniting includes chip U2B, capacitance C6 and electricity
R2 is hindered, the other end of the foot 4 of one end connecting interface J1 of resistance R2, resistance R2 connects capacitance C5 and capacitance C6, and capacitance C6's is another
One end connects the foot 5 of resistance R3 and chip U2B, and the other end of capacitance C5 connects the other end and the ground connection of resistance R3, chip U2B's
Foot 6 connects the cathode of diode D3, and the foot 7 of chip U2B connects resistance R4.
Further technical solution as the utility model：The excess temperature detection module includes chip U2A, resistance R9 and heat
One end connection thermistor RT1 of quick resistance RT1, resistance R9, the foot 3 of capacitance C8 and chip U2A, the connection of foot 2 two of chip U2A
The foot 1 of the cathode of pole pipe D3, chip U2A connects resistance R10, the other end ground connection of thermistor RT1.
Further technical solution as the utility model：The igniting drive module includes chip U3, switch Z1, resistance
The foot 4 of one end connecting interface J1 of R5 and resistance R6, resistance R5, the foot 1 of the other end connection chip U3 of resistance R5, resistance R6's
One end connects the foot 7 of chip U2B, the foot 3 of the other end connection chip U3 of resistance R6, and the foot 4 of chip U3 connects resistance R8, resistance
The foot 1 of the other end connecting valve Z1 of R8, the foot 3 of switch Z1 connect the cathode and ignition coil L1 of diode D6, diode D6
Anode connect indicator light D5, the other end of indicator light D5 can be grounded by resistance R7, and the foot 2 of switch Z1 is grounded.
Compared with prior art, the utility model has the beneficial effects that：The utility model integration ignition coil need to only draw
Enter power supply and ignition coil normal work can be realized in ignition signal, under external big impulse disturbances, driving circuit will be filtered automatically
It removes；When ignition coil abnormal work, protection circuit will start automatically, and ignition coil is allowed to return normal work；In addition pass through a little
The flicker of fiery indicator light can judge whether ignition coil works normally.
Description of the drawings
Fig. 1 is the circuit diagram of interface module.
Fig. 2 is the circuit diagram of power module.
Fig. 3 is the circuit diagram of pre- driving module of lighting a fire.
Fig. 4 is the circuit diagram of excess temperature detection module.
Fig. 5 be igniting driving, indicator light and ignition coil circuit diagram.
Fig. 6 is the overall block diagram of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-6, a kind of integration ignition coil, including interface module, power module, the pre- driving module of igniting, point
Fiery drive module, over-current detection module, excess temperature detection module, indicator light and ignition coil, wherein：The interface module includes connecing
The cathode of the 5 feet connection diode D1 of mouth J1, diode D1 and diode D2, interface J1, the 4 feet connection diode D2 of interface J1
Cathode；Power module includes chip U1, resistance R1, capacitance C1 and diode D4, and the foot 1 of chip U1 connects capacitance C1, capacitance
C2, resistance R1 and VCC3V, the cathode of the other end connection diode D3 of resistance R1, the other end connection capacitance C2's of capacitance C1
The other end, capacitance C3, capacitance C4 and ground, the foot 3 of chip U1 connect the cathode and capacitance of the other end of capacitance C3, diode D3
5 feet of the anode connecting interface J1 of C4, diode D4.Pre- driving module of lighting a fire includes chip U2B, capacitance C6 and resistance R2, resistance
The other end of the foot 4 of one end connecting interface J1 of R2, resistance R2 connects capacitance C5 and capacitance C6, the other end connection electricity of capacitance C6
The foot 5 of R3 and chip U2B is hindered, the other end and ground connection, the foot 6 of chip U2B of the other end connection resistance R3 of capacitance C5 connect two
The foot 7 of the cathode of pole pipe D3, chip U2B connects resistance R4.Excess temperature detection module includes chip U2A, resistance R9 and thermistor
One end connection thermistor RT1 of RT1, resistance R9, the foot 3 of capacitance C8 and chip U2A, the foot 2 of chip U2A connect diode D3
Cathode, the foot 1 of chip U2A connects resistance R10, the other end ground connection of thermistor RT1；Drive module of lighting a fire includes chip
U3, switch Z1, resistance R5 and resistance R6, the foot 4 of one end connecting interface J1 of resistance R5, the other end connection chip U3 of resistance R5
Foot 1, the foot 7 of one end connection chip U2B of resistance R6, the foot 3 of the other end connection chip U3 of resistance R6, the foot 4 of chip U3
Resistance R8 is connected, the foot 3 of the foot 1 of the other end connecting valve Z1 of resistance R8, switch Z1 connects cathode and the igniting of diode D6
The anode of coil L1, diode D6 connect indicator light D5, and the other end of indicator light D5 can be grounded by resistance R7, the foot of switch Z1
2 ground connection.
The operation principle of the utility model is：The integrated ignition coil product of this flash lamp protection is specifically by following 5 part
Composition：
1、（Fig. 1）Interface circuit, interface circuit are made of power supply, ignition signal, and power supply and signaling interface have antistatic
Defencive function specifically has the realization of D1, D2 antistatic diode, and when electrostatic inputs, breakdown is realized and protected to late-class circuit by D1, D2
Shield；
2、（Fig. 2）Power circuit provides power supply for internal circuit and provides reference data voltage source；
3、（Fig. 3）It lights a fire pre- driving module, RC filtering is realized by R2, C5,
Hardware is carried out to interference signal to filter out, and DC signal component is filtered out by C6 realizations；
4、（Fig. 4）Excess temperature detection module detects ignition coil internal temperature by RT1, will be defeated when temperature is more than design value
Go out protection signal（All it is that ignition coil overcurrent is caused by abnormal ignition since temperature is excessively high, this protection circuit realizes a little indirectly
Firewire circle overcurrent protection）；
5、（Fig. 5）Indicator light and ignition coil, ignition drive circuit select external ignition signal still by anti-dry by U3
The ignition signal that processing limits pulsewidth is disturbed, ignition coil L1 charging is realized to drive Z1：When ignition coil temperature is normal, U3
The external ignition signal of selection directly drives Z1 to charge to ignition coil L1；When ignition coil excess temperature, U3 selects rear class to limit pulsewidth
Ignition signal come drive Z1 come give ignition coil L1 charging.Igniting detection circuit is made of R7, D5, D6, the D5 when Z1 is opened
I.e. ignition coil L1 chargings are lighted, it is ignition coil L1 electric discharges to extinguish when moment D5 that Z1 is closed, and i.e. Z1 is often led when D5 is always on
Logical i.e. Z1 failures driving circuit failure or are inputted when D5 often goes out without ignition signal（This function facilitates ignition coil to overhaul）.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of integration ignition coil, including interface module, power module, the pre- driving module of igniting, igniting drive module, overcurrent
Detection module, excess temperature detection module, indicator light and ignition coil, which is characterized in that the interface module is separately connected power supply mould
Block and pre- driving module of lighting a fire, power module are also respectively connected with the pre- driving module of igniting, indicator light, over-current detection module and excess temperature detection
Module, pre- driving module of lighting a fire are also respectively connected with igniting drive module, over-current detection module and excess temperature detection module, igniting driving mould
Block is also respectively connected with ignition coil, over-current detection module and excess temperature detection module, indicator light and is also connected with ignition coil.
2. a kind of integrated ignition coil according to claim 1, which is characterized in that the interface module includes interface
J1, diode D1 and diode D2, the cathode of the 5 feet connection diode D1 of interface J1, the 4 feet connection diode D2's of interface J1
Cathode.
3. a kind of integrated ignition coil according to claim 1, which is characterized in that the interface module includes that power supply is defeated
Incoming interface and ignition signal input interface, power input interface connect power module, and the connection igniting of ignition signal input interface is pre-
Driving module.
4. a kind of integrated ignition coil according to claim 2, which is characterized in that the power module includes chip
U1, resistance R1, capacitance C1 and diode D4, the foot 1 of chip U1 connect capacitance C1, capacitance C2, resistance R1 and VCC3V, resistance R1
Other end connection diode D3 cathode, the other end of the other end connection capacitance C2 of capacitance C1, capacitance C3, capacitance C4 and
Ground, the foot 3 of chip U1 connect the cathode and capacitance C4 of the other end of capacitance C3, diode D3, and the anode of diode D4 connects
5 feet of mouth J1.
5. a kind of integrated ignition coil according to claim 4, which is characterized in that the pre- driving module of igniting includes core
Piece U2B, capacitance C6 and resistance R2, the foot 4 of one end connecting interface J1 of resistance R2, the other end connection capacitance C5 and electricity of resistance R2
Hold C6, the foot 5 of the other end connection resistance R3 and chip U2B of capacitance C6, the other end of the other end connection resistance R3 of capacitance C5
And be grounded, the foot 6 of chip U2B connects the cathode of diode D3, and the foot 7 of chip U2B connects resistance R4.
6. a kind of integrated ignition coil according to claim 5, which is characterized in that the excess temperature detection module includes core
Piece U2A, resistance R9 and thermistor RT1, one end connection thermistor RT1 of resistance R9, the foot 3 of capacitance C8 and chip U2A, core
The foot 2 of piece U2A connects the cathode of diode D3, and the foot 1 of chip U2A connects resistance R10, the other end ground connection of thermistor RT1.
7. a kind of integrated ignition coil according to claim 6, which is characterized in that the igniting drive module includes core
The other end of piece U3, switch Z1, resistance R5 and resistance R6, the foot 4 of one end connecting interface J1 of resistance R5, resistance R5 connect chip
The foot 1 of U3, the foot 7 of one end connection chip U2B of resistance R6, the foot 3 of the other end connection chip U3 of resistance R6, the foot of chip U3
The foot 3 of 4 connection resistance R8, the foot 1 of the other end connecting valve Z1 of resistance R8, switch Z1 connect cathode and the igniting of diode D6
The anode of coil L1, diode D6 connect indicator light D5, and the other end of indicator light D5 can be grounded by resistance R7, the foot of switch Z1
2 ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820295392.2U CN207920758U (en) | 2018-03-03 | 2018-03-03 | A kind of integration ignition coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820295392.2U CN207920758U (en) | 2018-03-03 | 2018-03-03 | A kind of integration ignition coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207920758U true CN207920758U (en) | 2018-09-28 |
Family
ID=63602126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820295392.2U Withdrawn - After Issue CN207920758U (en) | 2018-03-03 | 2018-03-03 | A kind of integration ignition coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207920758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204325A (en) * | 2018-03-03 | 2018-06-26 | 东莞传动电喷科技有限公司 | A kind of integration ignition coil |
| CN109298281A (en) * | 2018-12-19 | 2019-02-01 | 重庆奇甫机械有限责任公司 | Ignition coil fault diagnosis system and method |
-
2018
- 2018-03-03 CN CN201820295392.2U patent/CN207920758U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204325A (en) * | 2018-03-03 | 2018-06-26 | 东莞传动电喷科技有限公司 | A kind of integration ignition coil |
| CN108204325B (en) * | 2018-03-03 | 2024-03-15 | 东莞传动电喷科技有限公司 | Integrated ignition coil |
| CN109298281A (en) * | 2018-12-19 | 2019-02-01 | 重庆奇甫机械有限责任公司 | Ignition coil fault diagnosis system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180928 Effective date of abandoning: 20240315 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180928 Effective date of abandoning: 20240315 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |