CN2223362Y - Electronic ignitoring device for vehicle - Google Patents

Electronic ignitoring device for vehicle Download PDF

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Publication number
CN2223362Y
CN2223362Y CN 94242975 CN94242975U CN2223362Y CN 2223362 Y CN2223362 Y CN 2223362Y CN 94242975 CN94242975 CN 94242975 CN 94242975 U CN94242975 U CN 94242975U CN 2223362 Y CN2223362 Y CN 2223362Y
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CN
China
Prior art keywords
triode
diode
resistor
switch
lower cover
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Expired - Fee Related
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CN 94242975
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Chinese (zh)
Inventor
屈文清
陈留娣
邹文来
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Individual
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Individual
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Priority to CN 94242975 priority Critical patent/CN2223362Y/en
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Publication of CN2223362Y publication Critical patent/CN2223362Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an electronic igniting device for automobiles. The outer housing of the utility model is made of non-ferrous metal in die cast molding; radiation fins are arranged on the top face and the two sides of an upper cover. The outer housing is embedded and insulated by epoxy resin; the utility model adopts a triode transistor with large mating power to composite a contactless switch to magnify and gain power; through the input of a diode D < 3 > and D < 4 >, the output of a pulsed coil L < 1 >, the circuit of a diode D < 1 >, the replacement of a switch by a diode D < 2 > and the property of a bimorph and compound contactless switch, the utility model can reduce contact current. The platinum contact never ages because of combustion; having the advantages of strong ignition, no carbon deposit, no washing, no spark leak and no extinguishing phenomenon, the utility model is suitable for various automobiles with gasoline motors.

Description

Electronic ignition device for automobile
The utility model relates to a kind of electronic ignition device for automobile, belongs to the electrical spark controller.
For engine power performance, economic performance and usability are brought into play better, need enough intensity and firing time accurately.
Traditional ignition system has induction type and storage battery formula, the former ignition voltage is generally more than 10000～15000 volts, it is subjected to the influence of engine speed, and rotating speed is high more, and the time of make contact is just short more, electric current by primary air is just few, the spark coil magnetization is not strong, and therefore when opened the contact, the voltage drop that secondary winding produces influenced the performance of motor, and contact breaker points is easily ablated, and sooting of the spark plug seriously makes igniting unreliable; Though the latter is simply inexpensive, exist following subject matter (1) and allow the restriction of current density owing to the electric current by the elementary winding of spark coil is subjected to distributor point, ignition energy is little; When (2) high engine speeds turned round, the distributor point closing time shortened, and the spark coil primary current can not reach maximum value, and ignition energy when influencing high speed and secondary voltage easily produce the high speed cutoff; (3) electric current by distributor point is the first electrode current of spark coil, and its value is bigger, makes the contact be subject to electric arc combustion erosion; (4) the secondary voltage rising is too slow, is subject to the influence that sooting of the spark plug pollutes; (5) during low speed, be subjected to the restriction of distributor point breaking speed, secondary ignition voltage is lower, makes motor starting characteristic relatively poor.
The purpose of this utility model is to avoid the problems referred to above of prior art, and provide a kind of light a fire powerful, spark plug not carbon deposit, exempt to clean, sensitivity and accuracy height, firing time prolong, do not have the blank and flame-out phenomenon of igniting, under low voltage condition and under low temperature environment, light a fire, have filter function and emergency device rapidly, the electronic ignition device for automobile of long service life.
The purpose of this utility model reaches by following technical measures.
The utility model include on switch and indicator, its right flank on insulating paper between outer casing upper cover, shell lower cover, the shell upper and lower cover, the screw that connects the shell upper and lower cover and insulating washer thereof, the shell lower cover left surface the output line hole with and the fixing threaded hole that is connected with automobile of lower end.
Triode BG 2Base b and triode BG 1Emitter C joins, triode BG 2And BG 1Emitter e and connect diode D 7Negative pole, electrolytic condenser C 2Negative pole and diode D 7Cathode series resistance device R 1, meet electrolytic condenser C again 2Positive pole is got back to spark coil JN positive pole, capacitor C 1One end meets triode BG respectively 2Collector electrode C, resistor R 5An end and pulsed coil L 1, its another termination triode BG 1Emitter e, triode BG 2Emitter e is by diode D 1The loop is to storage battery TOS negative pole, pulsed coil L 1With diode D 5And D 6The contact 1 and 3 of the I shelves of parallel connection and switch 11 joins, and joins with spark coil JN negative pole again, and the contact 5 and 6 of II shelves is connected in the II shelves contact 1 of switch 11 and 2 series connection, through capacitor C 3Get back to spark coil JN negative pole, and with the K switch of distributor KF 1Connect triode BG 2Base stage b termination resistor R 4The other end and resistor R 5The other end, triode BG 1Base stage b resistors in series R 2, resistor R 2The other end parallel diode D 3Positive pole, D 4Negative pole and and resistor R 4The resistor R of series connection 3, and with diode D 2Anodal and make and break contact 4 joins.
Work as K switch 1, K 2When () was closed, switch I shelves 2 and 4 were received diode D 2, be input to triode BG 1Base stage b plays on-off action, has only signal to pass through, and switching current is 0.003 ampere, so K 1, K 2Automobile platinum contact forever can not ablated aging.Triode BG 1Base stage b series diode D 2, amplify in order to secondary, remedy the low defective of NPN triode sensitivity.Spark coil JN positive pole meets diode D 4, D 3The piezoelectricity that electrifies stream ringing, electric current input resistor R 2, distribute and give BG 1The voltage of base stage b is 6V, passes through resistor R again 3, R 4, give triode BG 2The voltage of base stage b is 3V, plays protection triode BG like this 1And BG 2The effect of base stage b so high power valve can temperature not rise, has increased working life.
As diode D 2(negative bonding) is that power supply is connected in explanation, and electric current is got back to triode BG 2And BG 1Emitter C is by electrolytic condenser C 2With diode D 7(lumination of light emitting diode) returns spark coil JN positive pole, works the effect of boosting, and voltage can reach about 30V, has strengthened the pulsed voltage of spark coil.Electrolytic condenser C 2Have time-delay and filter action.
Triode BG 1And BG 2Compound amplification producing of collector electrode C, work as K switch 1, K 2When closed, the voltage of collector electrode C can reach about 10,000 volts, passes through resistor R again 3(do not make electric current enter triode BG 2), resistor R 3Connect diode D again 6, D 5Be input to switch I shelves 3 and 1, inlet point fire coil JN negative pole.L 1Impulse line encloses the effect that replenishes number of primary turns, because of spark coil JN self can only bear 20,000 volts high pressure, because triode BG 1And BG 2The compound amplification of high power valve with the pulsed voltage of auxiliary point fire coil JN, can reach about 30,000 volts.
Switch is dialled the shelves to II, and contact 1～2 is connected with contact 5～6, through capacitor C 3Get back to spark coil JN negative pole, distributor KF, K 1, K 2Contact and capacitor C 3The other end, connect storage battery TOS minus earth, for plug ignition.
The lead wire that the utility model does not adopt printed circuit board, the connection of each components and parts all to adopt because of High Temperature High Pressure influences and is with the chemical fibre sleeve pipe connects.Be equipped with in the outer casing upper cover, lower cover of all components and parts and be filled with epoxy resin as insulation.
Triode BG 2Have insulating paper also to be contained in the hole of outer casing upper cover with screw, asbestos washer and nut between collector electrode C and the loam cake, other components and parts all are contained in the shell lower cover, and around the outer casing upper cover hole and outer casing upper cover left and right side is provided with radiating fin.Triode BG on the outer casing upper cover 2The weld tabs of collector electrode C under screw penetrates the outer casing upper cover threading hole with the lead wire that is with the chemical fibre sleeve pipe and is connected with circuit.
The utility model compared with prior art has following advantage:
1, adopt the compound contactless switch characteristic of twin crystal, can reduce contact current, the platinum contact forever can not ablated aging.
2, powerful because of lighting a fire, spark plug is carbon deposit not, exempts to clean, and every group of spark plug can be with than 3 times of general battery ignition distances.
3, the shell upper and lower cover adopts the non-ferrous alloy casting mold to make, and can adapt to cold environmental conditions, and as at subzero about 40 ℃, automobile can be lighted a fire rapidly in the same old way.
4, can not change original circuit of automobile and parts, general with various model gasoline engine cars.
5, transistor base stage serial connection diode D 2, compensating the low defective of its sensitivity, the electricity consumption container C plays time-delay and filter action, and secondary voltage reaches about 30000 volts, and the blank and flame-out phenomenon of igniting will never be arranged.
6, switch 10 can be made emergency device, when at triode BG 2During damage, 10 groups on switch to the II shelves, is recovered former storage battery formula igniting, can not light a fire because of triode damages.
The explanation of accompanying drawing drawing:
Fig. 1 is a circuit diagram of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a left view of the present utility model.
Fig. 4 is a right elevation of the present utility model.
Fig. 5 is a plan view of the present utility model.
Following the utility model will describe in detail embodiment (in conjunction with the accompanying drawings).
The utility model include insulating paper 7-1, the screw 1 that connects shell upper and lower cover (6 and 7) and insulating washer 1-1 thereof, the switch 11 on shell lower cover 7 left surfaces and indicator 111 (see figure 3)s between outer casing upper cover 6 with the non-ferrous alloy die cast, shell lower cover 7 (see figure 2)s, the shell upper and lower cover (6 and 7), output line hole 8 (see figure 4)s on its right flank with and the fixing threaded hole 9 of lower end.Triode BG 2Collector electrode C and closing the lid outward has insulating paper 7-2 and is installed in screw 2, asbestos washer 2-1 and nut 2-2 in the hole 61 of outer casing upper cover 6 (seeing Fig. 1 and 5) between 6, other components and parts all are contained in the shell lower cover 7, the lead wire that all components and parts all are with the chemical fibre sleeve pipe connects, and the shell upper and lower cover (6 and 7) that no device is housed is middle with epoxy resin embedding insulation.Around outer casing upper cover 6 the holes 61 and left and right side of outer casing upper cover 6 is provided with radiating fin 5.Triode BG 2Collector electrode C is through screw 2, and connected weld tabs 2-3 is connected with circuit with the threading hole 4 that lead wire 2-4 is worn people's outer casing upper cover 6.
The NPN triode BG of two power pairings 2And BG 1Compound (see figure 1), triode BG 2Base stage b and triode BG 1Emitter C joins, and two emitter e also connects diode D 7Negative pole, electrolytic condenser (1000MF35V) C 2Negative pole and diode D 7Cathode series resistance device R 1(1W3.3K), meet electrolytic condenser C again 2Positive pole is got back to spark coil JN positive pole, capacitor C 1(0.047MF400V) end meets triode BG respectively 2Collector electrode C, resistor R 5An end and 1.8 (MH) pulsed coil L (1W470K) 1, its another termination triode GB 1Emitter e, and by diode D 1The loop is to storage battery TOS negative pole, pulsed coil L 1With diode D 5And D 6The contact 1 and 3 of the I shelves 10 of parallel connection and switch 11 (220VKNSA2X2) joins, and joins with spark coil JN negative pole again, and the II shelves contact 5 and 6 of switches 11 is connected in the contact 1 of the II shelves 12 of switch 11 and 2 series connection, through capacitor C 3(0.022MFl2V) get back to spark coil JN negative pole, and with the K switch of distributor KF 1An ancient type of banner hoisted on a featherdecked mast connects, triode BG 2Base stage b termination resistor R 4(2W68 Ω) the other end and resistor R 5The other end (1W1K), triode BG 1Base stage b series connection resistor R 2(2W1K), resistor R 2The other end parallel diode D 3Positive pole, D 4Negative pole and and resistor R 4The resistor R of series connection 3, triode BG 1Base stage b and with diode D 2Anodal, switch 11 contacts 4 serial connections.
Have mark+,-, With The threading hole 4 that four lead wires (A, B, C, D) of mark pass shell lower cover 7 respectively with automobile on spark coil+and-, distributor K 1And K 2Be in stand-by state after affixed.
During use, as ignition switch K 4Connect contact K 1, K 2When closed, 11 groups on switch is to the I shelves, and electric current is through diode D 2To triode BG lBase stage b, resistor R 2Get back to storage battery TOS positive pole, electric current is through triode BG simultaneously 2Base stage b, triode BG 1Algae electrode C passes through resistor R 4, R 3, diode D 3, D 4Flow to storage battery TOS positive pole, at this moment triode BG lAnd BG 2Conducting, the primary circuit of spark coil JN is connected.
Electric current is from storage battery TOS minus earth, and the primary air of spark coil JN is by switch I shelves 10, and its contact 1 is connected pulsed coil L with 3 1, diode D 5, D 6, resistor R,, triode BG 2And BG lGet back to storage battery TOS positive pole.
As contact K 1, K 2Triode BG during disconnection 2And BG 1Be cut off, spark coil JN primary air is cut off rapidly, because the secondary winding number of turn differs greatly, produces high pressure in the secondary winding, and for plug ignition, the utility model is by the above-mentioned steps periodic duty.

Claims (5)

1, a kind of electronic ignition device for automobile, include on switch [11] on insulating paper [7-1] between outer casing upper cover [6], shell lower cover [7], the shell upper and lower cover [6 and 7], the screw [1] that connects shell upper and lower cover [6 and 7] and insulating washer [1-1] thereof, shell lower cover [7] left surface and indicator [111], its right flank output line hole [8] with and the fixing threaded hole [9] of lower end, it is characterized in that: triode BG 2Base stage b and triode BG 1Emitter C joins, triode BG 2And BG 1Emitter e and connect diode D 7Negative pole, electrolytic condenser C 2Negative pole and diode D 7Cathode series resistance device R 1, meet electrolytic condenser C again 2Positive pole is got back to spark coil JN positive pole, capacitor C 1One end meets triode BG respectively 2Collector electrode C, resistor R 5An end and pulsed coil L 1, its another termination triode GB 1Emitter e, triode BG 2Emitter e is by diode D 1The loop is to storage battery TOS negative pole, pulsed coil L 1With diode D 5And D 6The contact 1 and 3 of the I shelves [10] of parallel connection and switch 11 joins, and joins with spark coil JN negative pole again, and the contact 5 and 6 of the II shelves [12] of switches 11 is connected in the contact 1 of the II shelves [12] of switch 11 and 2 series connection, through capacitor C 3Get back to spark coil JN negative pole, and with the K switch of distributor KF 1Connect triode BG 2Base stage b termination resistor R 4The other end and resistor R 5The other end, triode BG 1Base stage b series connection resistor R 2, resistor R 2The other end parallel diode D 3Positive pole, D 4Negative pole and and resistor R 4The resistor R of series connection 3, triode BG 1Base stage b and with diode D 2Anodal, make and break contact 4 serial connections.
2, electronic ignition device for automobile according to claim 1 is characterized in that triode BG 2There is insulating paper [7-2] also to be installed in the hole [61] of outer casing upper cover [6] between collector electrode C and the outer casing upper cover [6] with screw [2], asbestos washer [2-1] and nut [2-2], other components and parts all are contained in the shell lower cover [2], and around outer casing upper cover [6] hole [61] and the left and right side of outer casing upper cover [6] is provided with radiating fin [5].
3, according to claim 1 and 2 described electronic ignition device for automobile, it is characterized in that triode BG 2Collector electrode C wears on the lead wire [2-4] that the threading hole [4] of people's outer casing upper cover [6] is connected with circuit through screw [2], connected weld tabs [2-3] and lead wire [2-4] and is with chemical fibre sleeve pipe [2-5], all is with the chemical fibre sleeve pipe on the lead wire between all components and parts.
4,, it is characterized in that being equiped with in the shell upper and lower cover [6 and 7] of all components and parts and be filled with epoxy resin [16] according to wanting the described electronic ignition device for automobile of claim 1.
5, electronic ignition device for automobile according to claim 1 is characterized in that shell upper and lower cover [6 and 7] makes with the non-ferrous alloy die cast.
CN 94242975 1994-12-01 1994-12-01 Electronic ignitoring device for vehicle Expired - Fee Related CN2223362Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94242975 CN2223362Y (en) 1994-12-01 1994-12-01 Electronic ignitoring device for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94242975 CN2223362Y (en) 1994-12-01 1994-12-01 Electronic ignitoring device for vehicle

Publications (1)

Publication Number Publication Date
CN2223362Y true CN2223362Y (en) 1996-03-27

Family

ID=33849464

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 94242975 Expired - Fee Related CN2223362Y (en) 1994-12-01 1994-12-01 Electronic ignitoring device for vehicle

Country Status (1)

Country Link
CN (1) CN2223362Y (en)

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee