CN2214539Y - Rotary and reverse rotary electronic igniter for two-stroke gasoline engine - Google Patents

Abstract

The utility model relates to the technology of an ignition device, which is a positive and negative rotation electronic igniter for a two-stroke gasoline engine. The utility model comprises a testing circuit which is connected to a power circuit, a controlling and indication circuit which is connected with the output terminal of the testing circuit and an ignition control circuit which is communicated with the output terminal of the controlling and indication circuit. By pressing a positive and negative rotation switch, the utility model can make the engine make positive and negative rotations exactly and can find out burning time according to different fuels exactly; the utility model can make fuel oil burned sufficiently and can save energy.

Description

Rotary and reverse rotary electronic igniter for two-stroke gasoline engine

The utility model belongs to the technical field of ignition mechanism.

Present petrolic clockwise and anticlockwise conversion, what lean on is that the conversion of two pairs of platinum circuit breakers realizes, because platinum and the high-speed friction of camshaft and powerful contact current make and very easily damage platinum, cause the ignition angle change that has mixed up, fuel oil is consumed above set limit, power descends, and the ignition angle that motor is fixing can not be regulated voluntarily with the rotating speed of motor, high low speed performance difference is too big, and potential power performance is not come out.

The purpose of this utility model provides a kind of nothing wearing and tearing.Once installing neither needs moving, energy-conservation clockwise and anticlockwise ignition again.

This two-stroke gasoline engine clockwise and anticlockwise ignition comprises the testing circuit that is connected on the power circuit, is connected on the control indicating circuit of testing circuit output terminal, is connected on the ignition control circuit of control indicating circuit output terminal; Testing circuit comprises the light emitting diode D of series connection ₁, D ₂, with the light emitting diode D that connects ₁, D ₂Light-operated triode T in parallel ₁, T ₂, at light emitting diode D ₁, D ₂With light-operated triode T ₁, T ₂Between blanking disc; The control indicating circuit comprises the light-operated triode T that is connected on testing circuit ₁Output terminal on not gate H ₁, be connected on not gate H ₁The not gate H of output terminal ₂, be connected on not gate H ₂The capacitor C of output terminal ₁, be connected on light-operated triode T ₂Not gate H on the output terminal ₃, be connected on not gate H ₃The not gate H of output terminal ₄, be connected on not gate H ₄The not gate H of output terminal ₅, be connected on capacitor C ₁, not gate H ₄, not gate H ₅The clock R-S trigger of output terminal, be connected on the AND NOT gate F of clock R-S trigger ₃Output terminal on light emitting diode D ₃, be connected on the AND NOT gate F of clock R-S trigger ₄Output terminal on light emitting diode D ₄Ignition control circuit comprises the not gate H that is connected on the control indicating circuit ₁Output terminal and AND NOT gate F ₃The two-way mould of output terminal smear K switch ₃, be connected on not gate H ₃Output terminal and AND NOT gate F ₄Output terminal on the bidirectional analog K switch ₄, be connected on analog switch K ₃, K ₄The capacitor C of output terminal ₂, be connected on capacitor C ₂The igniting IC of output terminal, the resistance R on 13, No. 14 pin that are connected on the igniting IC of series connection ₁₀With adjustable resistance W, be connected on the igniting IC No. 10 pin on not gate H ₆, base stage is connected on not gate H ₆The triode T of output terminal ₄, be connected on not gate H ₄Output terminal and triode T ₄K switch on the base stage ₁, be connected on not gate H ₄Output terminal and triode T ₄Base stage on K switch ₂, be connected on triode T ₄Collector electrode on inductive ignition coil L.

The testing circuit of this ignition produces control wave by block and do not block the light that light emitting diode sends with blanking disc, come sense of control to answer spark coil to realize igniting, accomplished not have the friction running, igniter is not fragile, change the output time of control impuls simultaneously, come the control ignition time, realize the forward and backward of motor.Between 13, No. 14 pin of igniting IC, be connected to the resistance R of serial connection ₁₀With adjustable resistance W, making can be according to the fuel oil of different octane, by adjusting the resistance of adjustable resistance W, the angle burst length of advancing of No. 10 pin outputs of igniting IC is changed, allow the fuel oil of different octane find only electronic spark advance amount, thereby fuel oil is fully burnt, reduce oil consumption.

Below in conjunction with accompanying drawing embodiment is elaborated.

Two-stroke gasoline engine forward and backward ignition as shown in the figure, comprise power circuit (1), be connected on the testing circuit (2) on the power circuit (1), be connected on the control indicating circuit (3) of testing circuit (2) output terminal, be connected on the ignition control circuit (4) of control indicating circuit (3) output terminal.Power circuit (1) comprises capacitor C in parallel ₆And C ₇, collector electrode is connected on capacitor C ₇The triode T of one end ₃, be connected on triode T ₃Resistance R between collector electrode and base stage ₁₃, negative pole is connected on triode T ₃Reference diode D on the base stage ₇, the triode T that is connected in parallel ₃Emitter on capacitor C ₈, C ₉, with capacitor C ₆Diode connected in parallel D ₆, collector electrode is connected on triode T ₃Triode T on the collector electrode ₅, positive pole is connected on triode T ₅Reference diode D on the base stage ₉, be connected on triode T ₅On the collector electrode and diode D ₉Resistance R on the negative pole ₁₂Testing circuit (2) comprises and is connected on capacitor C ₉On the light emitting diode D of series connection ₁, D ₂, with diode in series D ₁, D ₂Light-operated triode T in parallel ₁, T ₂, and light-operated triode T ₁With diode D ₁Correspondence, light-operated triode T ₂With diode D ₂Correspondence is at light emitting diode D ₁, D ₂With light-operated triode T ₁, T ₂Between, be contained in the blanking disc (5) on the engine cam.Control indicating circuit (3) comprises and is connected on light-operated triode T ₁Not gate H on the collector electrode ₁, be connected on not gate H ₁The not gate H of output terminal ₂, be connected on not gate H ₂The capacitor C of output terminal ₁, be connected on capacitor C ₁And the resistance R between ground ₄, be connected on light-operated triode T ₂Collector electrode on not gate H ₃, be connected on not gate H ₃The not gate H of output terminal ₄, be connected on not gate H ₄The not gate H of output terminal ₅, input end is connected on capacitor C respectively ₁, not gate H ₄With not gate H ₅The clock R-S trigger of output terminal.Clock R-S trigger comprises AND NOT gate F ₁, AND NOT gate F ₂, an input end is connected on AND NOT gate F ₁Output terminal on AND NOT gate F ₄, an input end is connected on AND NOT gate F ₂Output terminal on, another input end is connected on AND NOT gate F ₄Output terminal on and its output terminal be connected on AND NOT gate F again ₄Another input end on AND NOT gate F ₃Be connected on AND NOT gate F ₃Light emitting diode D is indicated in turning to of output terminal ₃Be connected on AND NOT gate F ₄Diode D is sent out in the indication that turns to of output terminal ₄Ignition control circuit (4) comprises and is connected on not gate H ₁Output terminal and AND NOT gate F ₃Output terminal on the bidirectional analog K switch ₃, be connected on not gate H ₃Output terminal and AND NOT gate F ₄Output terminal on the bidirectional analog K switch ₄, one terminates at the bidirectional analog K switch ₃, K ₄The capacitor C of output terminal ₂, positive pole is connected on capacitor C ₂On diode D ₅, negative pole is connected on capacitor C ₂On diode D ₆, No. 2 pin is connected on diode D ₅On the negative pole, No. 7 pin is connected on diode D ₆Igniting integrated package LZ4213GP on the positive pole, the resistance R on 13, No. 14 pin that are connected on integrated package LZ4213GP of series connection ₁₀With adjustable resistance W, the capacitor C on 13, No. 12 pin that are connected on integrated package LZ4213GP of series connection ₅, C ₄, be connected on capacitor C ₄With the capacitor C on No. 11 pin ₃, be connected on the resistance R on the pin 12, No. 11 ₉, be connected on the not gate H on the pin No. 10 ₆, base stage is connected on not gate H ₆The triode T of output terminal ₄, be connected on not gate H ₂Output terminal and triode T ₄K switch on the base stage ₁, be connected on not gate H ₄Output terminal and triode T ₄K switch on the base stage ₂, be connected on triode T ₄Inductive ignition coil L on the collector electrode.Inductive ignition coil L comprises transformer B, is connected on the spark plug S on the transformer B secondary windings.Not gate H ₁-H ₆Be reverser CD4069, AND NOT gate F ₁-F ₄Select CD4011 two NAND gate circuits for use.

Work as K switch ₁Connect, owing to hide as the rotation of coiling (5), diode D ₁Illumination to light-operated triode T ₁On, triode T ₁Conducting, then not gate H ₂Output low level makes triode T ₄End, inductor coil L outage produces electrical spark, because ignition location at this moment is apart from 45 ° of top dead centers, so the pressure that the mixed gas burning produces forces descent of piston to produce counter-rotating, and after the counter-rotating, the light that light emitting diode sends is blocked by blanking disc again, not gate H ₂The output high level passes through capacitor C ₂Produce pointed peaky pulse, AND NOT gate F ₁Export a negative impulse, make AND NOT gate F ₄Output terminal output high level, counter-rotating tutorial light light emitting diode D ₄Light.AND NOT gate F ₃Output low level, the bidirectional analog K switch ₃Disconnect, and the bidirectional analog K switch ₄Connect, make light emitting diode D ₂With light-operated triode T ₂Enter proper functioning.In the time of will just changeing again, as a same reason, as long as connect K switch ₂Can realize.

Claims (3)

1, a kind of two-stroke gasoline engine clockwise and anticlockwise ignition, it is characterized in that comprising the testing circuit (2) that is connected on the power circuit (1), be connected on the control indicating circuit (3) of testing circuit (2) output terminal, be connected on the ignition control circuit (4) of control indicating circuit (3) output terminal; Testing circuit (2) comprises the light emitting diode D of series connection ₁, D ₂, with the light emitting diode D that connects ₁, D ₂Light-operated triode T in parallel ₁, T ₂At light emitting diode D ₁, D ₂With light-operated triode T ₁, T ₂Between blanking disc (5), control indicating circuit (3) comprise the light-operated triode T that is connected on testing circuit (2) ₁Output terminal on not gate H ₁, be connected on not gate H ₁The not gate H of output terminal ₂, be connected on not gate H ₂The capacitor C of output terminal ₁, be connected on light-operated triode T ₂Not gate H on the output terminal ₃, be connected on not gate H ₃The not gate H of output terminal ₄, be connected on not gate H ₄The not gate H of output terminal ₅, be connected on capacitor C ₁, not gate H ₄, not gate H ₅The clock R-S trigger of output terminal, be connected on the AND NOT gate F of clock R-S trigger ₃Output terminal on light emitting diode D ₃, be connected on the AND NOT gate F of clock R-S trigger ₄Light emitting diode D on the output terminal ₄Ignition control circuit (4) comprises the not gate H that is connected on control indicating circuit (3) ₁Output terminal and AND NOT gate F ₃The bidirectional analog K switch of output terminal ₃, be connected on not gate H ₃Output terminal and AND NOT gate F ₄Output terminal on the bidirectional analog K switch ₄, one terminates at analog switch K ₃, K ₄The capacitor C of output terminal ₂, be connected on capacitor C ₂The igniting IC of output terminal, the resistance R on 13, No. 14 pin that are connected on the igniting IC of series connection ₁₀With adjustable resistance W, be connected on the igniting IC No. 10 pin on not gate H ₆, base stage is connected on not gate H ₆Output terminal on triode T ₄, be connected on not gate H ₂Output terminal and triode T ₄K switch on the base stage ₁, be connected on not gate H ₄Output terminal and triode T ₄K switch on the base stage ₂, be connected on triode T ₄Collector electrode on inductive ignition coil L.

2, two-stroke gasoline engine clockwise and anticlockwise ignition according to claim 1 is characterized in that clock R-S trigger comprises AND NOT gate F ₁, AND NOT gate F ₂, an input end is connected on AND NOT gate F ₁Output terminal on AND NOT gate F ₄, an input end is connected on AND NOT gate F ₂Output terminal on, another input end is connected on AND NOT gate F ₄Output terminal on and its output terminal be connected on AND NOT gate F again ₄Another input end on AND NOT gate F ₃

3, two-stroke gasoline engine clockwise and anticlockwise ignition according to claim 1 is characterized in that inductive ignition coil L comprises transformer B, is connected on the spark plug S on the transformer B secondary windings.

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