CN203126655U - Dim lightening prevention circuit in LED (Light Emitting Diode) indicator lamp of automobile instrument - Google Patents
Dim lightening prevention circuit in LED (Light Emitting Diode) indicator lamp of automobile instrument Download PDFInfo
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- CN203126655U CN203126655U CN201320187825XU CN201320187825U CN203126655U CN 203126655 U CN203126655 U CN 203126655U CN 201320187825X U CN201320187825X U CN 201320187825XU CN 201320187825 U CN201320187825 U CN 201320187825U CN 203126655 U CN203126655 U CN 203126655U
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Abstract
The utility model provides a dim lightening prevention circuit in an LED (Light Emitting Diode) indicator lamp of an automobile instrument, relating to the technical field of automobile application. The dim lightening prevention circuit in the LED indicator lamp of the automobile instrument provided by the utility is used for solving the problem of dim lightening existing in a warning signal lamp of an automobile. A first diode V1 to an eighth diode V8 and a thirteenth diode V13 to an eighteenth diode V18 of the dim lightening prevention circuit in the LED indicator lamp of the automobile instrument are LED indicator lamps in an indicating circuit of the conventional automobile instrument. According to the dim lightening prevention circuit, the two ends of the LED indicator lamps in the indicating circuit of the conventional automobile instrument are connected with a resistor in parallel. According to the basic principle of the dim lightening prevention circuit in the LED (Light Emitting Diode) indicator lamp of the automobile instrument, a 470 omega-resistor is connected on the LED indicator lamp in parallel, so that the sensitivity of the diodes to electric currents can be reduced, further the false triggering is effectively prevented, and the phenomenon that when small currents pass through the diodes, the warning signal lamp of the automobile dimly lightens is avoided. The dim lightening prevention circuit is suitable for LED indicating devices of the automobiles.
Description
Technical field
The utility model relates to the Automotive Applied Technology field.
Background technology
Vehicle because some faults make the electric current that seals in the instrument alarm circuit less than 4mA～6mA in the circuit, causes the dark bright phenomenon of alert lamp when real-world operation, give the chaufeur illusion, has a strong impact on the normal driving of chaufeur, has potential safety hazard.
The utility model content
This use is novel in order to solve the dark bright problem of car alarming signal lamp, has proposed the anti-dark brightening circuit of auto meter LED light.
The anti-dark brightening circuit of auto meter LED light comprises auto meter LED indicating circuit, it comprises control circuit, resistance R 1 to R27, first diode to the, 11 diodes, capacitor C 1 and aerotron, wherein resistance R 3, resistance R 4, resistance R 10, resistance R 15, resistance R 20, resistance R 27, resistance R 21 and resistance R 24 are the resistance of 470 Ω
Wherein the indication end that discharges and recharges of control circuit links to each other with an end of resistance R 1 and resistance R 2 simultaneously, the other end while of resistance R 1 and the other end of resistance R 2, one end of resistance R 3 links to each other with the negative pole of first diode, the other end while of described resistance R 3 and the positive pole of first diode, one end of resistance R 11, one end of resistance R 12, one end of resistance R 15, the positive pole of the 4th diode, one end of resistance R 27, the positive pole of the 5th diode, one end of resistance R 20, the positive pole of the 6th diode, one end of resistance R 4, one end of resistance R 6 links to each other with the positive pole of second diode, the other end while of described resistance R 4 and the negative pole of second diode, one end of resistance R 5 links to each other with an end of resistance R 7, the other end of described resistance R 5 links to each other with the other end of resistance R 7 and the collecting electrode of aerotron simultaneously, the base stage while of described aerotron and an end of resistance R 9, one end of capacitor C 1 links to each other with an end of resistance R 8, the other end of the other end of capacitor C 1 and resistance R 9 and the emitter of the aerotron back ground connection that links to each other, after linking to each other with the other end of resistance R 6, resistance R 8 links to each other with the ABS anti-lock end of control circuit
The other end of resistance R 11 links to each other with the other end of resistance R 12, an end of resistance R 10 and the positive pole of the 3rd diode simultaneously, after linking to each other with the negative pole of the 3rd diode, the other end of resistance R 10 links to each other with the automobile burglar indication end of control circuit,
The other end of resistance R 15 links to each other with a negative pole and end of resistance R 13 an and end of resistance R 14 of the 4th diode simultaneously, after linking to each other with the other end of resistance R 14, the other end of resistance R 13 links to each other with the engine breakdown end of control circuit,
The other end of resistance R 27 links to each other with a negative pole and end of resistance R 16 an and end of resistance R 17 of the 5th diode simultaneously, after linking to each other with the other end of resistance R 17, the other end of resistance R 16 links to each other with the safety strap indication end of control circuit,
The other end of resistance R 20 links to each other with a negative pole and end of resistance R 18 an and end of resistance R 19 of the 6th diode simultaneously, after linking to each other with the other end of resistance R 19, the other end of resistance R 18 links to each other with the brake system warning end of control circuit,
The left steering indication end of control circuit links to each other with the negative pole of the 9th diode, the negative pole of the 7th diode and an end of resistance R 21 simultaneously, the 9th diode anodal links to each other with the other end of the positive pole of the 7th diode, resistance R 21 simultaneously, an end of resistance R 22 and an end of resistance R 23 link to each other, the other end of resistance R 22 links to each other with the other end of resistance R 23, an end of resistance R 25, an end of resistance R 26 and the positive pole of the 11 diode simultaneously, the negative earth of the 11 diode
The other end of resistance R 25 links to each other with the other end of resistance R 26, the negative pole of the 8th diode, an end of resistance R 24 and the positive pole of the tenth diode simultaneously, and the anodal while of the 8th diode links to each other with the negative pole of the other end of resistance R 24 and the tenth diode and then links to each other with the reversing control end of control circuit.
Groundwork of the present utility model is 470 Ω resistance in parallel on LED light, can effectively reduce the sensitivity of diode pair electric current, and then effectively prevent false triggering and because little electric current produces the dark bright phenomenon of car alarming signal lamp by diode.
Description of drawings
Fig. 1 is the schematic circuit diagram of the anti-dark brightening circuit of the specific embodiment one described auto meter LED light;
Fig. 2 is the schematic circuit diagram of the anti-dark brightening circuit of the specific embodiment two described auto meter LED light, and Reference numeral 1 refers to embodiment one described circuit part except control circuit among the figure.
The specific embodiment
The specific embodiment one: present embodiment is described referring to Fig. 1, the described auto meter LED light of present embodiment is prevented dark brightening circuit, it comprises control circuit, resistance R 1 to R27, the first diode V1 to the, 11 diode V11, capacitor C 1 and aerotron V12, wherein resistance R 3, resistance R 4, resistance R 10, resistance R 15, resistance R 20, resistance R 27, resistance R 21 and resistance R 24 are the resistance of 470 Ω
Wherein the indication end that discharges and recharges of control circuit links to each other with an end of resistance R 1 and resistance R 2 simultaneously, the other end while of resistance R 1 and the other end of resistance R 2, one end of resistance R 3 links to each other with the negative pole of the first diode V1, the other end while of described resistance R 3 and the positive pole of the first diode V1, one end of resistance R 11, one end of resistance R 12, one end of resistance R 15, the positive pole of the 4th diode V4, one end of resistance R 27, the positive pole of the 5th diode V5, one end of resistance R 20, the positive pole of the 6th diode V6, one end of resistance R 4, one end of resistance R 6 links to each other with the positive pole of the second diode V2, the other end while of described resistance R 4 and the negative pole of the second diode V2, one end of resistance R 5 links to each other with an end of resistance R 7, the other end of described resistance R 5 links to each other with the other end of resistance R 7 and the collecting electrode of aerotron V12 simultaneously, the base stage while of described aerotron V12 and an end of resistance R 9, one end of capacitor C 1 links to each other with an end of resistance R 8, the other end of the other end of capacitor C 1 and resistance R 9 and the emitter of the aerotron V12 back ground connection that links to each other, after linking to each other with the other end of resistance R 6, resistance R 8 links to each other with the ABS anti-lock end of control circuit
The other end of resistance R 11 links to each other with the other end of resistance R 12, an end of resistance R 10 and the positive pole of the 3rd diode V3 simultaneously, after linking to each other with the negative pole of the 3rd diode V3, the other end of resistance R 10 links to each other with the automobile burglar indication end of control circuit,
The other end of resistance R 15 links to each other with negative pole and the end of resistance R 13 an and end of resistance R 14 of the 4th diode V4 simultaneously, after linking to each other with the other end of resistance R 14, the other end of resistance R 13 links to each other with the engine breakdown end of control circuit,
The other end of resistance R 27 links to each other with negative pole and the end of resistance R 16 an and end of resistance R 17 of the 5th diode V5 simultaneously, after linking to each other with the other end of resistance R 17, the other end of resistance R 16 links to each other with the safety strap indication end of control circuit,
The other end of resistance R 20 links to each other with negative pole and the end of resistance R 18 an and end of resistance R 19 of the 6th diode V6 simultaneously, after linking to each other with the other end of resistance R 19, the other end of resistance R 18 links to each other with the brake system warning end of control circuit,
The left steering indication end while of control circuit and the negative pole of the 9th diode V9, one end of the negative pole of the V7 of the 7th diode and resistance R 21 links to each other, the anodal while of the 9th diode V9 and the positive pole of the V7 of the 7th diode, the other end of resistance R 21 links to each other, one end of resistance R 22 links to each other with an end of resistance R 23, the other end while of resistance R 22 and the other end of resistance R 23, one end of resistance R 25, one end of resistance R 26 and the positive pole of the 11 diode V11 link to each other, the negative earth of the 11 diode V11
The other end of resistance R 25 links to each other with the other end of resistance R 26, the negative pole of the 8th diode V8, an end of resistance R 24 and the positive pole of the tenth diode V10 simultaneously, and the anodal while of the 8th diode V8 links to each other with the negative pole of the other end of resistance R 24 and the tenth diode V10 and then links to each other with the reversing control end of control circuit.
The specific embodiment two: present embodiment is described referring to Fig. 2, present embodiment is the further restriction to the anti-dark brightening circuit of the specific embodiment one described auto meter LED light, the anti-dark brightening circuit of described auto meter LED light also comprises resistance R the 28 to R67, the 13 diode V13 to the 46 diode V46, wherein resistance R 30, resistance R 31, resistance R 36, resistance R 39, resistance R 42 and resistance R 45 are the resistance of 470 Ω
The mains lighting supply positive terminal of control circuit links to each other with the positive pole of the 30 diode V30, the negative pole while of the 30 diode V30 and an end of resistance R 46, one end of resistance R 47, one end of resistance R 48, one end of resistance R 49, one end of resistance R 50, one end of resistance R 51, one end of resistance R 52, one end of resistance R 53, one end of resistance R 62, one end of resistance R 63, one end of resistance R 46, the negative pole of the 40 diode V40, the negative pole of the 41 diode V41, the negative pole of the 42 diode V42, the negative pole of the 43 diode V43, the negative pole of the 45 diode V45, the negative pole of the 46 diode V46, the positive pole of the 23 diode V23, the positive pole of the 24 diode V24, the positive pole of the 25 diode V25, the positive pole of the 26 diode V26, the positive pole of the 28 diode V28 links to each other with the positive pole of the 29 diode V29, the negative pole while of the 29 diode V29 and the positive pole of the 46 diode V46, one end of resistance R 67 links to each other with an end of resistance R 66, the negative pole while of the 28 diode V28 and the positive pole of the 45 diode V45, one end of resistance R 64 links to each other with an end of resistance R 65, the other end while of resistance R 63 and the other end of resistance R 62, the positive pole of the 27 diode V27 links to each other with the negative pole of the 44 diode V44, the negative pole while of the 26 diode V26 and the positive pole of the 43 diode V43, one end of resistance R 60 links to each other with an end of resistance R 61, the negative pole while of the 25 diode V25 and the positive pole of the 42 diode V42, one end of resistance R 58 links to each other with an end of resistance R 59, the negative pole while of the 24 diode V24 and the positive pole of the 41 diode V41, one end of resistance R 56 links to each other with an end of resistance R 57, the negative pole while of the 23 diode V23 and the positive pole of the 40 diode V40, one end of resistance R 54 links to each other with an end of resistance R 55, the other end while of resistance R 53 and the other end of resistance R 52, the positive pole of the 22 diode V22 links to each other with the negative pole of the 39 diode V39, the other end while of resistance R 51 and the other end of resistance R 50, the positive pole of the 21 diode V21 links to each other with the negative pole of the 38 diode V38, the other end while of resistance R 49 and the other end of resistance R 48, the positive pole of the 20 diode V20 links to each other with the negative pole of the 37 diode V37, the other end while of resistance R 47 and the other end of resistance R 46, the positive pole of the 19 diode V19 links to each other with the negative pole of the 36 diode V36, the anodal while of the 36 diode V36 and the negative pole of the 19 diode V19, the positive pole of the 37 diode V37, the negative pole of the 20 diode V20, the positive pole of the 38 diode V38, the negative pole of the 21 diode V21, the positive pole of the 39 diode V39, the negative pole of the 22 diode V22, the other end of resistance R 54, the other end of resistance R 55, the other end of resistance R 56, the other end of resistance R 57, the other end of resistance R 58, the other end of resistance R 59, the other end of resistance R 60, the other end of resistance R 61, the positive pole of the 44 diode V44, the negative pole of the 27 diode V27, the other end of resistance R 64, the other end of resistance R 65, after linking to each other, the other end of the other end of resistance R 66 and resistance R 67 links to each other with the mains lighting supply negative pole end of control circuit
The left back door indication end of control circuit links to each other with left front door indication end, boot indication end, right front door indication end, right back door indication end, an end of resistance R 30, the negative pole of the 13 diode V13 and the positive pole of the 31 diode V31 simultaneously, the other end of resistance R 30 positive pole, the negative pole of the 31 diode V31, an end of resistance R 28 and the end of resistance R 29 of the 13 diode V13 simultaneously links to each other, the other end of resistance R 28 links to each other with the other end of resistance R 29
The safety air bag indication end of control circuit links to each other with an end of resistance R 32 and an end of resistance R 33 simultaneously, the other end of resistance R 32 links to each other with an end of resistance R 31, the other end of resistance R 33 and the negative pole of the 14 diode V14 simultaneously, the other end of resistance R 31 links to each other with the positive pole of the 14 diode V14, an end of resistance R 36, the positive pole of the 15 diode V14, the positive pole of the 18 diode V18 and an end of resistance R 45 simultaneously
The engine oil pressure indication end of control circuit links to each other with an end of resistance R 34 and an end of resistance R 35 simultaneously, the other end while of resistance R 34 with link to each other with the other end of resistance R 36, the other end of resistance R 35 and the negative pole of the 15 diode V15,
The EBD indication end of control circuit links to each other with an end of resistance R 43 and an end of resistance R 44 simultaneously, and the other end of resistance R 43 links to each other with the negative pole of the 18 diode V18 and the other end of resistance R 45 simultaneously,
The distance light indication anode while of control circuit and the positive pole of the 16 diode V16, one end of resistance R 39 and the negative pole of the 33 diode V33 link to each other, the anodal while of the 33 diode V33 and the negative pole of the 16 diode V16, the other end of resistance R 39 links to each other with the positive pole of the 32 diode V32, the negative pole of the 32 diode V32 links to each other with an end of resistance R 37 and an end of resistance R 38 simultaneously, after linking to each other with the other end of resistance R 38, the other end of resistance R 37 links to each other with the distance light indication negative terminal of control circuit
The right steering indication end of control circuit links to each other with the positive pole of the 17 diode V17, an end of resistance R 42 and the negative pole of the 35 diode V35 simultaneously, the negative pole of the 17 diode V17 links to each other with the other end of resistance R 42, the positive pole of the 35 diode V35, the positive pole of the 34 diode V34 simultaneously, the negative pole of the 34 diode V34 links to each other with an end of resistance R 40 and an end of resistance R 41 simultaneously, and the other end of the other end of resistance R 40 and resistance R 41 is ground connection simultaneously.
The described first diode V1 to the of present embodiment 11 diode V8, the 13 diode V13 to the 18 diode V18 all are the LED light in the existing auto meter indicating circuit, two ends resistance in parallel of the LED light of present embodiment in existing auto meter indicating circuit.
The specific embodiment three: present embodiment is that the described first diode V1 to the, eight diode V8 and the 13 diode V13 to the 29 diode V29 are light-emitting diode to the further restriction of the anti-dark brightening circuit of the specific embodiment two described auto meter LED light.
Claims (3)
1. the auto meter LED light is prevented dark brightening circuit, it is characterized in that, it comprises that control circuit, resistance R 1 to R27, first diode (V1) are to the 11 diode (V11), capacitor C 1 and aerotron (V12), wherein resistance R 3, resistance R 4, resistance R 10, resistance R 15, resistance R 20, resistance R 27, resistance R 21 and resistance R 24 are the resistance of 470 Ω
Wherein the indication end that discharges and recharges of control circuit links to each other with an end of resistance R 1 and resistance R 2 simultaneously, the other end while of resistance R 1 and the other end of resistance R 2, one end of resistance R 3 links to each other with the negative pole of first diode (V1), the other end while of described resistance R 3 and the positive pole of first diode (V1), one end of resistance R 11, one end of resistance R 12, one end of resistance R 15, the positive pole of the 4th diode (V4), one end of resistance R 27, the positive pole of the 5th diode (V5), one end of resistance R 20, the positive pole of the 6th diode (V6), one end of resistance R 4, one end of resistance R 6 links to each other with the positive pole of second diode (V2), the other end while of described resistance R 4 and the negative pole of second diode (V2), one end of resistance R 5 links to each other with an end of resistance R 7, the other end of described resistance R 5 links to each other with the other end of resistance R 7 and the collecting electrode of aerotron (V12) simultaneously, the base stage while of described aerotron (V12) and an end of resistance R 9, one end of capacitor C 1 links to each other with an end of resistance R 8, the other end of the other end of capacitor C 1 and resistance R 9 and the emitter of aerotron (V12) the back ground connection that links to each other, after linking to each other with the other end of resistance R 6, resistance R 8 links to each other with the ABS anti-lock end of control circuit
The other end of resistance R 11 links to each other with the other end of resistance R 12, an end of resistance R 10 and the positive pole of the 3rd diode (V3) simultaneously, after linking to each other with the negative pole of the 3rd diode (V3), the other end of resistance R 10 links to each other with the automobile burglar indication end of control circuit,
The other end of resistance R 15 links to each other with a negative pole and end of resistance R 13 an and end of resistance R 14 of the 4th diode (V4) simultaneously, after linking to each other with the other end of resistance R 14, the other end of resistance R 13 links to each other with the engine breakdown end of control circuit,
The other end of resistance R 27 links to each other with a negative pole and end of resistance R 16 an and end of resistance R 17 of the 5th diode (V5) simultaneously, after linking to each other with the other end of resistance R 17, the other end of resistance R 16 links to each other with the safety strap indication end of control circuit,
The other end of resistance R 20 links to each other with a negative pole and end of resistance R 18 an and end of resistance R 19 of the 6th diode (V6) simultaneously, after linking to each other with the other end of resistance R 19, the other end of resistance R 18 links to each other with the brake system warning end of control circuit,
The left steering indication end while of control circuit and the negative pole of the 9th diode (V9), the negative pole of (V7) of the 7th diode links to each other with an end of resistance R 21, the anodal while of the 9th diode (V9) and (positive pole of V7 of the 7th diode, the other end of resistance R 21 links to each other, one end of resistance R 22 links to each other with an end of resistance R 23, the other end while of resistance R 22 and the other end of resistance R 23, one end of resistance R 25, one end of resistance R 26 links to each other with the positive pole of the 11 diode (V11), the negative earth of the 11 diode (V11)
The other end of resistance R 25 links to each other with the other end of resistance R 26, the negative pole of the 8th diode (V8), an end of resistance R 24 and the positive pole of the tenth diode (V10) simultaneously, and the anodal while of the 8th diode (V8), (negative pole of V10 linked to each other with the reversing control end of control circuit after linking to each other with the tenth diode with the other end of resistance R 24.
2. auto meter LED light according to claim 1 is prevented dark brightening circuit, it is characterized in that, the anti-dark brightening circuit of described auto meter LED light comprises that also resistance R 28 to R67, the 13 diode (V13) are to the 46 diode (V46), wherein resistance R 30, resistance R 31, resistance R 36, resistance R 39, resistance R 42 and resistance R 45 are the resistance of 470 Ω
The mains lighting supply positive terminal of control circuit links to each other with the positive pole of the 30 diode (V30), the negative pole while of the 30 diode (V30) and an end of resistance R 46, one end of resistance R 47, one end of resistance R 48, one end of resistance R 49, one end of resistance R 50, one end of resistance R 51, one end of resistance R 52, one end of resistance R 53, one end of resistance R 62, one end of resistance R 63, one end of resistance R 46, the negative pole of the 40 diode (V40), the negative pole of the 41 diode (V41), the negative pole of the 42 diode (V42), the negative pole of the 43 diode (V43), the negative pole of the 45 diode (V45), the negative pole of the 46 diode (V46), the positive pole of the 23 diode (V23), the positive pole of the 24 diode (V24), the positive pole of the 25 diode (V25), the positive pole of the 26 diode (V26), the positive pole of the 28 diode (V28) links to each other with the positive pole of the 29 diode (V29), the negative pole while of the 29 diode (V29) and the positive pole of the 46 diode (V46), one end of resistance R 67 links to each other with an end of resistance R 66, the negative pole while of the 28 diode (V28) and the positive pole of the 45 diode (V45), one end of resistance R 64 links to each other with an end of resistance R 65, the other end while of resistance R 63 and the other end of resistance R 62, the positive pole of the 27 diode (V27) links to each other with the negative pole of the 44 diode (V44), the 26 diode (the negative pole while of V26 and the positive pole of the 43 diode (V43), one end of resistance R 60 links to each other with an end of resistance R 61, the 25 diode (the negative pole while of V25 and the positive pole of the 42 diode (V42), one end of resistance R 58 links to each other with an end of resistance R 59, the negative pole while of the 24 diode (V24) and the positive pole of the 41 diode (V41), one end of resistance R 56 links to each other with an end of resistance R 57, the negative pole while of the 23 diode (V23) and the positive pole of the 40 diode (V40), one end of resistance R 54 links to each other with an end of resistance R 55, the other end while of resistance R 53 and the other end of resistance R 52, the positive pole of the 22 diode (V22) links to each other with the negative pole of the 39 diode (V39), the other end while of resistance R 51 and the other end of resistance R 50, the positive pole of the 21 diode (V21) links to each other with the negative pole of the 38 diode (V38), the other end while of resistance R 49 and the other end of resistance R 48, the positive pole of the 20 diode (V20) links to each other with the negative pole of the 37 diode (V37), the other end while of resistance R 47 and the other end of resistance R 46, (positive pole of V19 links to each other with the negative pole of the 36 diode (V36) the 19 diode, the anodal while of the 36 diode (V36) and the negative pole of the 19 diode (V19), the positive pole of the 37 diode (V37), the negative pole of the 20 diode (V20), the positive pole of the 38 diode (V38), the negative pole of the 21 diode (V21), the positive pole of the 39 diode (V39), the negative pole of the 22 diode (V22), the other end of resistance R 54, the other end of resistance R 55, the other end of resistance R 56, the other end of resistance R 57, the other end of resistance R 58, the other end of resistance R 59, the other end of resistance R 60, the other end of resistance R 61, the positive pole of the 44 diode (V44), the negative pole of the 27 diode (V27), the other end of resistance R 64, the other end of resistance R 65, after linking to each other, the other end of the other end of resistance R 66 and resistance R 67 links to each other with the mains lighting supply negative pole end of control circuit
The left back door indication end while of control circuit and left front door indication end, the boot indication end, right front door indication end, right back door indication end, one end of resistance R 30, the negative pole of the 13 diode (V13) links to each other with the positive pole of the 31 diode (V31), the other end of resistance R 30 is the positive pole of the 13 diode (V13) simultaneously, the negative pole of the 31 diode (V31), one end of resistance R 28 links to each other with an end of resistance R 29, the other end of resistance R 28 links to each other with the other end of resistance R 29
The safety air bag indication end of control circuit links to each other with an end of resistance R 32 and an end of resistance R 33 simultaneously, the other end of resistance R 32 links to each other with an end of resistance R 31, the other end of resistance R 33 and the negative pole of the 14 diode (V14) simultaneously, the other end of resistance R 31 links to each other with the positive pole of the 14 diode (V14), an end of resistance R 36, the positive pole of the 15 diode (V14), the positive pole of the 18 diode (V18) and an end of resistance R 45 simultaneously
The engine oil pressure indication end of control circuit links to each other with an end of resistance R 34 and an end of resistance R 35 simultaneously, the other end while of resistance R 34 with link to each other with the other end of resistance R 36, the other end of resistance R 35 and the negative pole of the 15 diode (V15),
The EBD indication end of control circuit links to each other with an end of resistance R 43 and an end of resistance R 44 simultaneously, and the other end of resistance R 43 links to each other with the negative pole of the 18 diode (V18) and the other end of resistance R 45 simultaneously,
The distance light indication anode while of control circuit and the positive pole of the 16 diode (V16), one end of resistance R 39 links to each other with the negative pole of the 33 diode (V33), the anodal while of the 33 diode (V33) and the negative pole of the 16 diode (V16), the other end of resistance R 39 links to each other with the positive pole of the 32 diode (V32), the negative pole of the 32 diode (V32) links to each other with an end of resistance R 37 and an end of resistance R 38 simultaneously, after linking to each other with the other end of resistance R 38, the other end of resistance R 37 links to each other with the distance light indication negative terminal of control circuit
The right steering indication end of control circuit links to each other with the positive pole of the 17 diode (V17), an end of resistance R 42 and the negative pole of the 35 diode (V35) simultaneously, the negative pole of the 17 diode (V17) links to each other with the other end of resistance R 42, the positive pole of the 35 diode (V35), the positive pole of the 34 diode (V34) simultaneously, the negative pole of the 34 diode (V34) links to each other with an end of resistance R 40 and an end of resistance R 41 simultaneously, and the other end of the other end of resistance R 40 and resistance R 41 is ground connection simultaneously.
3. the anti-dark brightening circuit of auto meter LED light according to claim 2 is characterized in that described first diode (V1) to the 8th diode (V8) and the 13 diode (V13) to the 29 diode (V29) is light-emitting diode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320187825XU CN203126655U (en) | 2013-04-15 | 2013-04-15 | Dim lightening prevention circuit in LED (Light Emitting Diode) indicator lamp of automobile instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320187825XU CN203126655U (en) | 2013-04-15 | 2013-04-15 | Dim lightening prevention circuit in LED (Light Emitting Diode) indicator lamp of automobile instrument |
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| CN203126655U true CN203126655U (en) | 2013-08-14 |
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| CN201320187825XU Expired - Fee Related CN203126655U (en) | 2013-04-15 | 2013-04-15 | Dim lightening prevention circuit in LED (Light Emitting Diode) indicator lamp of automobile instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857166A (en) * | 2014-12-12 | 2016-08-17 | Agm汽车有限责任公司 | Illuminated safety restraint system |
| CN106274879A (en) * | 2016-08-23 | 2017-01-04 | 贵州天义电器有限责任公司 | A kind of emergency warning lamp drive circuit |
-
2013
- 2013-04-15 CN CN201320187825XU patent/CN203126655U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857166A (en) * | 2014-12-12 | 2016-08-17 | Agm汽车有限责任公司 | Illuminated safety restraint system |
| CN105857166B (en) * | 2014-12-12 | 2020-03-24 | Agm汽车有限责任公司 | Illuminated safety restraint system |
| CN106274879A (en) * | 2016-08-23 | 2017-01-04 | 贵州天义电器有限责任公司 | A kind of emergency warning lamp drive circuit |
| CN106274879B (en) * | 2016-08-23 | 2019-11-08 | 贵州天义电器有限责任公司 | A kind of warning lamp drive circuit |
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