CN102465813A - Internal combustion engine igniter - Google Patents
Internal combustion engine igniter Download PDFInfo
- Publication number
- CN102465813A CN102465813A CN2011100497576A CN201110049757A CN102465813A CN 102465813 A CN102465813 A CN 102465813A CN 2011100497576 A CN2011100497576 A CN 2011100497576A CN 201110049757 A CN201110049757 A CN 201110049757A CN 102465813 A CN102465813 A CN 102465813A
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- combustion engine
- internal
- ignition device
- pressure sensor
- engine ignition
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- Ignition Installations For Internal Combustion Engines (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention relates to an internal combustion engine igniter which comprises a power supply connection port, an ignition coil connection port, an internal combustion engine revolution transmitter connection port, a microprocessor control unit for computing ignition advance angle of the internal combustion engine and controlling the ignition of an ignition coil, and an air intake pressure sensor integrated on the igniter, wherein the air intake pressure sensor is used for detecting the pressure inside an internal combustion engine air intake system and outputting pressure signals to the micro programming control unit. In the invention, internal combustion engine igniter enables requirements of mounting on the internal combustion engine to be simplified, and avoids major mechanical alterations.
Description
Technical field
The present invention relates to the igniter of internal-combustion engine, particularly can be reduced at the internal-combustion engine ignition device of installing on the internal-combustion engine.
Background technique
The cremate ignition internal combustion engine that at present common internal-combustion engine, especially motorcycle and universal machine are used (or claiming motor); Below its igniter can be divided several types: one type of igniter that is based on analog circut or ASIC; Can only be in narrower speed range according to the rotational speed regulation ignition advance angle; Fixing ignition advance angle then can only be used in zone beyond this scope, and this type of igniter can not be given full play to the potentiality of internal-combustion engine, and fuel economy and power receive the restriction of igniter function (reference: Wu Wenlin edits " motor cycle electron controls technology and electric equipment "; Golden Shield publishing house; 2005-10-01 the 1st edition, ISBN:7508238095,45-47 page or leaf); One type is based on singlechip technology; But increase owing to consider the difficult installation of sensor or cost, igniter does not utilize the suction pressure of internal-combustion engine and/or temperature that ignition angle is revised, so fuel economy and power fail fully to be optimized, and (reference: Wu Wenlin edits " motor cycle electron controls technology and electric equipment "; Golden Shield publishing house; 2005-10-01 the 1st edition, ISBN:7508238095, the 4754th page); The another kind of digital igniter that is based on single-chip microcomputer and sensor technology, this type of igniter can be regulated ignition advance angle in internal-combustion engine whole service scope, may be received in the signal that the position of installing on the internal-combustion engine throttle valve body or pressure transducer provide; Accurately regulate firing angle according to internal-combustion engine rotational speed signal and/or throttle position signal in internal-combustion engine whole service scope; (reference: Wu Wenlin edits " motor cycle electron controls technology and electric equipment ", Golden Shield publishing house, 2005-10-01 the 1st edition to have improved power and fuel economy; ISBN:7508238095; The 55-57 page or leaf), but adopt this igniter that following shortcoming is arranged: 1) since need be on throttle valve body sensor installation, sensor needs Seal Design; And need other electrical signal connector assembly, cost is higher; 2) because of sensor installation on induction system of internal combustion engine, need reequip, increase cost correlated parts such as suction tude; 3) outside sensor and electrical signal connector assembly are directly exposed to, receive influences such as rainwater, dust easily and reduce life-span and reliability; 4) maybe be because the space be narrow and small, mounting arrangements is difficulty very.
Summary of the invention
Because above-mentioned existing in prior technology defective the objective of the invention is to, a kind of internal-combustion engine ignition device is provided, technical problem to be solved is to make it simplify the requirement that sensor is installed on internal-combustion engine, avoids doing bigger machinery change.
To achieve these goals, according to the present invention proposes a kind of internal-combustion engine ignition device, comprising: the power connector end mouth; The spark coil connecting port; The engine speed sensor connecting port; Calculate little processing control unit of internal-combustion engine ignition advance angle and control ignition coil igniting; Said internal-combustion engine ignition device also comprises: be integrated in the air inlet pressure sensor on the igniter, this air inlet pressure sensor detects in induction system of internal combustion engine pressure and pressure signal is exported to said little processing control unit.
The present invention also can adopt following technical measures further to realize.
Before described internal-combustion engine ignition device, it also comprises the temperature transducer that is integrated on the igniter, this temperature transducer testing environment temperature and this ambient temperature signal is exported to said little processing control unit.
Before described internal-combustion engine ignition device, it also comprises the temperature transducer connecting port of the temperature transducer that is used for the joint detection engine temperature.
Before described internal-combustion engine ignition device, it also comprises the ambient pressure sensor that is integrated on the igniter, this ambient pressure sensor is used for testing environment pressure and the external pressure signal is exported to said little processing control unit.
Before described internal-combustion engine ignition device, wherein said air inlet pressure sensor, ambient pressure sensor, temperature transducer are arranged on the circuit board.
Before described internal-combustion engine ignition device, wherein said air inlet pressure sensor is provided with the mouthpiece that is used to connect hollow tube.
Before described internal-combustion engine ignition device, the periphery of wherein said air inlet pressure sensor, temperature transducer, ambient pressure sensor is respectively arranged with sheath.
Before described internal-combustion engine ignition device, wherein said little processing control unit comprise signal processing circuit and with said signal processing circuit signal microprocessor linked.
Before described internal-combustion engine ignition device, it also comprises the housing that is used to hold little processing control unit, pressure transducer and circuit board.
The present invention compared with prior art has tangible advantage and beneficial effect.By technique scheme, internal-combustion engine ignition device of the present invention has advantage at least:
One, internal-combustion engine ignition device of the present invention; Comprise the gas handling system pressure transducer, avoided repacking, be convenient to be installed on the existing internal-combustion engine mechanical structures such as throttle or Carburetors; Especially on the compact internal combustion engine, like motorcycle IC engine, graden machine with internal-combustion engine, general-purpose engine etc.
Two, igniter of the present invention, integrated pressure transducer and/or temperature transducer have been practiced thrift cost and have been improved reliability.
Three, igniter of the present invention, through in the pressure transducer periphery sheath being set, having reduced maybe to the mechanical failure of this sensor and connecting tube.
Four, igniter of the present invention adopts digital control technology, has improved the control accuracy of ignition advance angle, can improve the combustion efficiency of internal-combustion engine, improves engine torque and fuel economy.
Description of drawings
Figure 1A, Figure 1B are the structural representations of internal-combustion engine ignition device first preferred embodiment of the present invention.
Fig. 2 is the user mode principle schematic of internal-combustion engine ignition device of the present invention preferred embodiment.
Fig. 3 A, 3B are the structural representations of internal-combustion engine ignition device second preferred embodiment of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment, its embodiment of internal-combustion engine ignition device, step, structure, characteristic and the effect thereof that proposes according to the present invention specified.
Seeing also shown in Figure 1A, the 1B, is the structural representation of internal-combustion engine ignition device first preferred embodiment of the present invention.The present invention's first preferred embodiment internal-combustion engine ignition device 100 comprises: housing 6, little processing control unit 8, circuit board 5, air inlet pressure sensor 4, power connector end mouth 9, spark coil connecting port 10 and engine speed sensor connecting port 11.
Said little processing control unit 8 is integrated on the circuit board 5, and little processing control unit 8 comprises signal processing circuit and microprocessor (not shown), and circuit board 5 is contained in the housing 6.Said pressure transducer 4 is arranged on the circuit board 5 and is connected with little processing control unit 8 signals.Said power connector end mouth 9, spark coil connecting port 10 and engine speed sensor connecting port 11 are arranged on the circuit board 5; It is that internal-combustion engine ignition device 100 and spark coil provide voltage that said power connector end mouth 9 is used to connect power supply; Spark coil connecting port 10, the 11 fens level signals in engine speed sensor connecting port connect little processing control unit 8.
Said air inlet pressure sensor 4 is provided with mouthpiece 3, is used to the hollow tube of pegging graft, for example rubber hose.Said air inlet pressure sensor 4 peripheries are provided with sheath 2, and this sheath 2 is fixed in the housing 6, are used to protect air inlet pressure sensor 4 and mouthpiece 3.
Seeing also shown in Figure 2ly, is the user mode schematic representation of the present invention's first preferred embodiment internal-combustion engine ignition device 100.When the internal-combustion engine ignition device 100 of present embodiment uses; Via power connector end mouth 9 electric connection of power supply 300; Connect engine speed sensor 400 via engine speed sensor connecting port 11 signals; Via flexible pipe air inlet pressure sensor 4 is communicated with induction system of internal combustion engine 500 (like intake manifold), via spark coil connecting port 10 electric connection point fire coils 200.Little processing control unit 8 receives pressure signal calculating ignition advance angle in internal-combustion engine rotational speed signal, the induction system of internal combustion engine, and the igniting of control ignition coil 20 (discharging and recharging).Little processing control unit 8 can also adjust accordingly ignition advance angle according to the running state (like starting state, idling mode, normal operating condition) of internal-combustion engine.
The internal-combustion engine ignition device 100 of present embodiment can also comprise engine temperature sensor connecting port 12, and is connected with little processing control unit 8 signals; Connect engine temperature sensor 600 via engine temperature sensor connecting port 12 during use, little processing control unit 8 can be according to the engine temperature signal correction ignition advance angle of engine temperature sensor 600.
Seeing also shown in Fig. 3 A, the 3B, is the structural representation of internal-combustion engine ignition device second preferred embodiment of the present invention.The present invention's second preferred embodiment internal-combustion engine ignition device 100 comprises: housing 6, little processing control unit 8, circuit board 5, air inlet pressure sensor 4, ambient pressure sensor 4 ', temperature transducer 7, power connector end mouth 9, spark coil connecting port 10, engine speed sensor connecting port 11 and engine temperature sensor connecting port 12.
Said little processing control unit 8 is integrated on the circuit board 5, and little processing control unit 8 comprises signal processing circuit and microprocessor (not shown), and circuit board 5 is contained in the housing 6.Said air inlet pressure sensor 4, ambient pressure sensor 4 ', temperature transducer 7 are arranged at respectively on the circuit board 5 and with little processing control unit 8 signals and are connected.Said power connector end mouth 9, spark coil connecting port 10 and engine speed sensor connecting port 11 are arranged on the circuit board 5; It is that internal-combustion engine ignition device 100 and spark coil provide required voltage that said power connector end mouth 9 is used to connect power supply; Spark coil connecting port 10, the 11 fens level signals in engine speed sensor connecting port connect little processing control unit 8.
Said air inlet pressure sensor 4 is provided with mouthpiece 3, the hollow tube that is used to peg graft (for example rubber hose).Said air inlet pressure sensor 4, ambient pressure sensor 4 ', temperature transducer 7 peripheries are respectively arranged with sheath 2, and this sheath 2 is fixed in the housing 6, are respectively applied for protection pressure transducer 4 and temperature transducer 7.
Internal-combustion engine ignition device 100 usage mode of present embodiment are similar with first embodiment, as shown in Figure 2, via power connector end mouth 9 electric connection of power supply 300, connect engine speed sensor 400 via engine speed sensor connecting port 11 signals; Via a flexible pipe air inlet pressure sensor 4 is communicated with induction system of internal combustion engine 500 (like intake manifold), ambient pressure sensor 4 ' directly contacts ambient air and is used for measurement environment pressure; Via spark coil connecting port 10 electric connection point fire coils 200; Temperature transducer 7 directly contacts ambient air to measure atmospheric temperature.Little processing control unit 8 receives pressure signal calculating ignition advance angle in internal-combustion engine rotational speed signal, the induction system of internal combustion engine; According to the ambient temperature signal of temperature transducer 7, the engine temperature signal correction ignition advance angle of engine temperature sensor connecting port 12, and the igniting of control ignition coil 20 (discharging and recharging).
One, internal-combustion engine ignition device of the present invention; It is integrated at igniter to detect single or a plurality of sensors such as induction system of internal combustion engine pressure, testing environment pressure, testing environment temperature; Avoided repacking to mechanical structures such as throttle or Carburetors; Be convenient to be installed on the existing internal-combustion engine, especially on the compact internal combustion engine, like motorcycle IC engine, graden machine with internal-combustion engine, general-purpose engine etc.
Two, igniter of the present invention, integrated pressure transducer and temperature transducer have been practiced thrift cost and have been improved reliability.
Three, igniter of the present invention, through in the pressure transducer periphery sheath being set, having reduced maybe to the mechanical failure of this sensor and connecting tube.
Four, igniter of the present invention adopts digital control technology, has improved the control accuracy of ignition advance angle, can improve the combustion efficiency of internal-combustion engine, improves engine torque and fuel economy.
Though the present invention discloses as above with preferred embodiment, so be not the scope of implementing in order to qualification the present invention, the simple equivalent of doing according to claims of the present invention and description changes and modification, still belongs in the scope of technological scheme of the present invention.
Claims (9)
1. an internal-combustion engine ignition device comprises: the power connector end mouth; The spark coil connecting port; The engine speed sensor connecting port; Calculate little processing control unit of internal-combustion engine ignition advance angle and control ignition coil igniting; Said internal-combustion engine ignition device is characterised in that also and comprises:
Be integrated in the air inlet pressure sensor on the igniter, this air inlet pressure sensor detects in induction system of internal combustion engine pressure and pressure signal is exported to said little processing control unit.
2. internal-combustion engine ignition device as claimed in claim 1 is characterized in that it also comprises the temperature transducer that is integrated on the igniter, and this temperature transducer testing environment temperature is also exported to said little processing control unit with this ambient temperature signal.
3. internal-combustion engine ignition device as claimed in claim 1 is characterized in that the temperature transducer connecting port that it also comprises the temperature transducer that is used for the joint detection engine temperature.
4. internal-combustion engine ignition device as claimed in claim 1 is characterized in that it also comprises the ambient pressure sensor that is integrated on the igniter, and this ambient pressure sensor is used for testing environment pressure and the external pressure signal is exported to said little processing control unit.
5. like the described internal-combustion engine ignition device of arbitrary claim in the claim 1 to 4, it is characterized in that wherein said air inlet pressure sensor, ambient pressure sensor, temperature transducer are arranged on the circuit board.
6. like the described internal-combustion engine ignition device of arbitrary claim in the claim 1 to 5, it is characterized in that wherein said air inlet pressure sensor is provided with the mouthpiece that is used to connect hollow tube.
7. like the described internal-combustion engine ignition device of arbitrary claim in the claim 1 to 6, it is characterized in that the periphery of wherein said air inlet pressure sensor, temperature transducer, ambient pressure sensor is respectively arranged with sheath.
8. internal-combustion engine ignition device as claimed in claim 1, it is characterized in that wherein said little processing control unit comprise signal processing circuit and with said signal processing circuit signal microprocessor linked.
9. like the described internal-combustion engine ignition device of arbitrary claim in the claim 1 to 9, it is characterized in that it also comprises the housing that is used to hold little processing control unit, pressure transducer and circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100497576A CN102465813A (en) | 2010-11-08 | 2011-03-02 | Internal combustion engine igniter |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010534241.6 | 2010-11-08 | ||
| CN201010534241 | 2010-11-08 | ||
| CN2011100497576A CN102465813A (en) | 2010-11-08 | 2011-03-02 | Internal combustion engine igniter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102465813A true CN102465813A (en) | 2012-05-23 |
Family
ID=44894052
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200524600U Expired - Fee Related CN202031752U (en) | 2010-11-08 | 2011-03-02 | Igniter of combustion engine |
| CN2011100497576A Pending CN102465813A (en) | 2010-11-08 | 2011-03-02 | Internal combustion engine igniter |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200524600U Expired - Fee Related CN202031752U (en) | 2010-11-08 | 2011-03-02 | Igniter of combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN202031752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443295A (en) * | 2014-09-26 | 2016-03-30 | 大陆汽车电子(长春)有限公司 | Method and equipment used for determining energy value provided for ignition device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202031752U (en) * | 2010-11-08 | 2011-11-09 | 胡建华 | Igniter of combustion engine |
| CN102588185A (en) * | 2012-02-22 | 2012-07-18 | 温州汇众汽车电器有限公司 | Multifunctional electronic ignition controller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0355421A1 (en) * | 1988-07-22 | 1990-02-28 | FIAT AUTO S.p.A. | Electronic ignition system for internal combustion engines |
| US4951630A (en) * | 1988-10-18 | 1990-08-28 | Mitsubishi Denki Kabushiki Kaisha | Ignition control system for an internal combustion engine |
| US20030150424A1 (en) * | 2002-02-08 | 2003-08-14 | Kohn Min | Method and system for controlling engine ignition timing |
| CN201372854Y (en) * | 2009-02-27 | 2009-12-30 | 江门市大长江集团有限公司 | Automatic cut-off device of motorcycle in idling operation |
| CN202031752U (en) * | 2010-11-08 | 2011-11-09 | 胡建华 | Igniter of combustion engine |
-
2011
- 2011-03-02 CN CN2011200524600U patent/CN202031752U/en not_active Expired - Fee Related
- 2011-03-02 CN CN2011100497576A patent/CN102465813A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0355421A1 (en) * | 1988-07-22 | 1990-02-28 | FIAT AUTO S.p.A. | Electronic ignition system for internal combustion engines |
| US4951630A (en) * | 1988-10-18 | 1990-08-28 | Mitsubishi Denki Kabushiki Kaisha | Ignition control system for an internal combustion engine |
| US20030150424A1 (en) * | 2002-02-08 | 2003-08-14 | Kohn Min | Method and system for controlling engine ignition timing |
| CN201372854Y (en) * | 2009-02-27 | 2009-12-30 | 江门市大长江集团有限公司 | Automatic cut-off device of motorcycle in idling operation |
| CN202031752U (en) * | 2010-11-08 | 2011-11-09 | 胡建华 | Igniter of combustion engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443295A (en) * | 2014-09-26 | 2016-03-30 | 大陆汽车电子(长春)有限公司 | Method and equipment used for determining energy value provided for ignition device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202031752U (en) | 2011-11-09 |
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Addressee: Jiang Yi Document name: Notification of Passing Examination on Formalities |
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Application publication date: 20120523 |