CN202215410U - Ignition system outputting ignition energy within preset engine crank angle - Google Patents
Ignition system outputting ignition energy within preset engine crank angle Download PDFInfo
- Publication number
- CN202215410U CN202215410U CN2011203125231U CN201120312523U CN202215410U CN 202215410 U CN202215410 U CN 202215410U CN 2011203125231 U CN2011203125231 U CN 2011203125231U CN 201120312523 U CN201120312523 U CN 201120312523U CN 202215410 U CN202215410 U CN 202215410U
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- ignition
- spark plug
- pulse signal
- signal generator
- transformer
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- Expired - Fee Related
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses an ignition system outputting ignition energy within a preset engine crank angle. The ignition system comprises a crank rotating speed sensor, an ignition controller, an ignition transformer, a spark plug and a pulse signal generator, wherein the output end of the pulse signal generator is connected with a primary coil of the ignition transformer, and the spark plug is connected with a secondary coil of the ignition transformer. The ignition system is characterized in that the ignition controller is used for receiving rotating speed information transmitted by the crank rotating speed sensor and controlling the pulse signal generator through a switch tube so as to lead the spark plug to connect and ignite in the engine crank angle. As the ignition control mode above is adopted, the combustible mixed gas in a cylinder can be combusted as completely as possible, thereby saving energy resources and reducing environmental pollution; and as the ignition is accurately controlled, the phenomenon of disordered ignition of the traditional spark plugs is avoided, thereby prolonging the service life of the spark plug.
Description
Technical field
The utility model belongs to the engine igniting system in the motor vehicle, specifically is meant a kind of ignition system of in preset engine crankshaft corner, exporting ignition energy.
Background technique
Engine igniting system is in cylinder, periodically to produce electrical spark, makes the device of gasoline combustion acting in the cylinder, for multicylinder engine, is exactly the electrical spark that periodically between spark plug two electrodes, produces enough energy according to the job order of cylinder.Spark plug is before each cylinder igniting, and motor all can send an ignition pulse signal and give ignition transformer, and the form with back-emf in very short time of the magnetic energy in the ignition transformer discharges igniting to energy through spark plug.
For the ease of understanding, explain several words earlier:
Ignition timing: in each cylinder, the correct time of engine ignition system, motor all can send a fire signal under the control program, and the moment of this fire signal is called ignition timing.
The Traditional engine ignition system comprises compositions such as storage battery, generator, ignition switch, spark coil, circuit breaker, distributor, capacitor, spark plug, high-voltage conducting wires, damping resistor, and only when correct timed ignition, point is fire once.But motor is when work; The mixed gas cyclone that a high speed is arranged in the cylinder; When the speed of mixing cyclone has surpassed the rate of fire travel; Will there be one section unburned mixed gas in spark plug place in cylinder, and on the opportunity that this lights a fire just for spark plug once more, so continuous igniting will improve the combustion efficiency of gasoline.
Given this; Also engendered a kind ofly in a cylinder now, spark plug is the device of igniting continuously, but such ignition mechanism does not receive the control of engine crankshaft; Which position no matter engine crankshaft run to; Spark plug is ceaselessly igniting continuously all, and such firing mode can have influence on the ignition timing of next cylinder, thereby causes the misoperation of motor.In addition, the burning mixture in cylinder is limited, after gas fuel burning is intact, also continuing igniting, just not have necessity of igniting, but also the waste ignition energy, the life-span of minimizing spark plug.
Summary of the invention
In order to overcome above-mentioned deficiency, the purpose of the utility model is to provide a kind of ignition system of in preset engine crankshaft corner, exporting ignition energy that can improve the combustion efficiency of gasoline.
To achieve these goals, the technological scheme of the utility model employing is:
The ignition system of output ignition energy in preset engine crankshaft corner; Comprise crankshaft rotational speed sensor, ignition controler, ignition transformer, spark plug and pulse signal generator; The output terminal of pulse signal generator is connected with the primary air of ignition transformer; Spark plug is connected with the secondary winding of ignition transformer, it is characterized in that: said ignition controler is electrically connected with crankshaft rotational speed sensor and pulse signal generator respectively; Said ignition controler in order to receiving the rotary speed data information that crankshaft rotational speed sensor sends, and is controlled through switching tube pulse signals generator, so that spark plug connects igniting in engine crankshaft corner.
Be provided with power driving amplifier between said pulse signal generator and the ignition transformer, the input end of power driving amplifier is electrically connected with pulse signal generator, and the output terminal of power driving amplifier is connected with the primary air of ignition transformer.
Said ignition controler, ignition transformer, power driving amplifier and pulse signal generator are located in the shell.
The beneficial effect of the utility model: owing to utilize controller according to the speed of crankshaft data information; And control through switching tube pulse signals generator; So that spark plug connects igniting in engine crankshaft corner; Thereby make the burning mixture perfect combustion as far as possible in the cylinder, and each cylinder stable operation of motor and not interfering with each other, promptly practice thrift the energy and reduced environmental pollution again; Owing to avoided traditional random phenomenon of lighting a fire of spark plug, prolonged the working life of spark plug; Owing to each component packages of IGNITION CONTROL in a protecting sheathing, and is had only three pins, so can be connected on easily in the system of former motor.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further to specify.
Fig. 1 is the structural representation block diagram of the utility model.
Among the figure: 1, crankshaft rotational speed sensor; 2, ignition controler; 3, ignition transformer; 4, spark plug; 5, pulse signal generator; 6, switching tube; 7, power driving amplifier.
Embodiment
As shown in Figure 1; The ignition system of output ignition energy in preset engine crankshaft corner; Comprise crankshaft rotational speed sensor 1, ignition controler 2, ignition transformer 3, spark plug 4 and pulse signal generator 5; The output terminal of pulse signal generator 5 is connected with the primary air of ignition transformer 3, and spark plug 4 is connected with the secondary winding of ignition transformer 3, it is characterized in that: said ignition controler 2 is electrically connected with crankshaft rotational speed sensor 1 and pulse signal generator 5 respectively; Said ignition controler 2 in order to receiving the rotary speed data information that crankshaft rotational speed sensor 1 sends, and is controlled through switching tube 6 pulse signals generators 5, so that spark plug 4 connects igniting in engine crankshaft corner.Be provided with power driving amplifier 7 between said pulse signal generator 5 and the ignition transformer 3, the input end of power driving amplifier 7 is electrically connected with pulse signal generator 5, and the output terminal of power driving amplifier 7 is connected with the primary air of ignition transformer 3.
Working principle: described engine crankshaft corner scope specifically refers to, fire signal to the spark plug that sends from engine ignition output unit in correct time 3 angle that intrinsic motivation bent axle is during this period of time turned over of lighting a fire continuously.At first preset the engine crankshaft corner scope, for example for six cylinder engine, the angle that bent axle turns in every cylinder is 60 °; For example preestablish and in 0～30 ° of scope of crank angle, realize igniting continuously, for slow train (such as 600r/min), in preset angular range; Can calculate the time that bent axle turns over is 8.3ms, during express (such as 6000r/min), in preset angular range; Can calculate the time that bent axle turns over is 0.83ms, promptly when slow train (such as 600r/min), and the spark plug 8.3ms that lights a fire continuously; During express (such as 6000r/min), the spark plug 0.83ms that lights a fire continuously.This preset crank angle range is artificial the setting, also for more fully igniting, also can it be located in 0～35 °; Said ignition controler; Receive the rotary speed data information that crankshaft rotational speed sensor sends; And when begin to export pulse energy through switching tube pulse signals generator; When stop to export pulse energy and effectively control, the assurance spark plug is realized the igniting of connection in engine crankshaft corner, thereby fuel is fully used.
The above is the preferred implementation of the utility model, can not limit the interest field of the utility model certainly with this.Should be pointed out that for those skilled in the art, the technological scheme of the utility model is made amendment or is equal to replacement, do not break away from the protection domain of the utility model.
Claims (3)
1. the ignition system of an output ignition energy in preset engine crankshaft corner; Comprise crankshaft rotational speed sensor, ignition controler, ignition transformer, spark plug and pulse signal generator; The output terminal of pulse signal generator is connected with the primary air of ignition transformer; Spark plug is connected with the secondary winding of ignition transformer, it is characterized in that: said ignition controler is electrically connected with crankshaft rotational speed sensor and pulse signal generator respectively; Said ignition controler in order to receiving the rotary speed data information that crankshaft rotational speed sensor sends, and is controlled through switching tube pulse signals generator, so that spark plug connects igniting in engine crankshaft corner.
2. the ignition system of in preset engine crankshaft corner, exporting ignition energy according to claim 1; It is characterized in that: be provided with power driving amplifier between said pulse signal generator and the ignition transformer; The input end of power driving amplifier is electrically connected with pulse signal generator, and the output terminal of power driving amplifier is connected with the primary air of ignition transformer.
3. the ignition system of in preset engine crankshaft corner, exporting ignition energy according to claim 2, it is characterized in that: said ignition controler, ignition transformer, power driving amplifier and pulse signal generator are located in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203125231U CN202215410U (en) | 2011-08-25 | 2011-08-25 | Ignition system outputting ignition energy within preset engine crank angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203125231U CN202215410U (en) | 2011-08-25 | 2011-08-25 | Ignition system outputting ignition energy within preset engine crank angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202215410U true CN202215410U (en) | 2012-05-09 |
Family
ID=46014669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203125231U Expired - Fee Related CN202215410U (en) | 2011-08-25 | 2011-08-25 | Ignition system outputting ignition energy within preset engine crank angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202215410U (en) |
-
2011
- 2011-08-25 CN CN2011203125231U patent/CN202215410U/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: 20120509 Termination date: 20160825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |