CN205378296U - A increase a class module for dynamic indicator - Google Patents
A increase a class module for dynamic indicator Download PDFInfo
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- CN205378296U CN205378296U CN201620127488.9U CN201620127488U CN205378296U CN 205378296 U CN205378296 U CN 205378296U CN 201620127488 U CN201620127488 U CN 201620127488U CN 205378296 U CN205378296 U CN 205378296U
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Abstract
The utility model relates to an increase a class module for dynamic indicator, including increasing a class branch road, triode TQ1 and triode TQ2, it includes two at least parallelly connected resistance TRn to increase class branch road, increase the one end and indicator connected signal of class branch road, the other end is connected with triode TQ1's collecting electrode, the current -limiting resistor TR6 cross -over connection is in triode TQ1's base and the one end that increases class branch road, triode TQ2's collecting electrode connects between current -limiting resistor TR6 and triode TQ1's base, triode TQ2's base is connected with diagnosis feedback signal end through current -limiting resistor TR7, triode TQ1 and TQ2's emitter ground, triode TQ2 switches on when receiving the fault -signal who diagnoses the feedback signal end. The utility model discloses simple structure can satisfy the electric current requirement that developments turned to the light source work of lamps and lanterns, can satisfy the requirement of automobile body controller diagnosis operating current again.
Description
Technical field
This utility model relates to a kind of incremental module for dynamic steering lamp, belongs to automobile-use dynamic steering lamp technical field.
Background technology
LED technology is famous with factors such as its high efficiency, high-quality, high life and high design for aesthetic so that its application in car light field is more and more extensive, more intelligent, the target that light fixture further seeks for.Dynamic steering function technology is also contained in wherein.
Dynamic steering function is steering indicating light light source sequences to be controlled in order by master controller, as adopted running lamp mode etc., make dynamic steering lamp meet turn to instruction while, indicating effect can also be improved further, and there is certain gorgeous effect, pursue the target of high-quality car light becoming user.Due to the control mode of dynamic steering be by light quantity of light source be gradually increased to realize, First ray often only has during work the work of only a few LED light source, light source works electric current I1 is relatively low in such cases, the electric current I1 worked such as some lamp light sources is generally at about 40mA, and car body controller diagnostic work electric current I2 controls to be have minimum restriction, director port diagnostic work electric current I2 is generally at about 100mA, when car body controller port diagnostic work electric current I2 is relatively low, make car body controller cisco unity malfunction.And regulation definition, when the light fixture function of multichannel light source composition, when single channel light source fails, must assure that and can also meet luminous intensity distribution demand, or give car load with alarm, but lamp light source operating current lower than 10mA time, just cannot meet the instructions for use of dynamic steering light fixture.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in construction, can meet the operating current requirement of dynamic steering lamp light source, can disclosure satisfy that again the incremental module for dynamic steering lamp of car body controller diagnostic work current requirements.
nullThis utility model is the technical scheme reaching above-mentioned purpose: a kind of incremental module for dynamic steering lamp，It is characterized in that: include incremental branch road、For controlling the audion TQ1 of incremental branch road break-make and for receiving diagnostic feedback signal and controlling the audion TQ2 of audion TQ1 break-make，Described incremental branch road includes the resistance TRn that at least two is in parallel，One end of incremental branch road is connected with steering indicating light signal end、The other end is connected with the colelctor electrode of audion TQ1，Current-limiting resistance TR6 is connected across the base stage of audion TQ1 and one end of incremental branch road，The colelctor electrode of described audion TQ2 is connected between the base stage of current-limiting resistance TR6 and audion TQ1，The base stage of audion TQ2 is connected with diagnostic feedback signal end through current-limiting resistance TR7，The grounded emitter of audion TQ1 and TQ2，And audion TQ2 receive diagnostic feedback signal end fault-signal time conducting.
The incremental module of this utility model is used in incremental branch road and for controlling the audion TQ1 of incremental branch road break-make and for receiving diagnostic feedback signal and controlling the audion TQ2 of audion TQ1 break-make, and by the base stage of the colelctor electrode of audion TQ2 Yu audion TQ1, simple in construction, when dynamic steering light fixture normal operating conditions, and when First ray LED operation, when can not meet car body controller diagnostic work current requirements owing to electric current is less, turn-on transistor TQ1, meets car body controller diagnostic work current requirements by incremental branch road.But when dynamic steering light fixture abnormal work, by other circuit close LED drive while, diagnostic feedback signal output fault-signal and turn-on transistor LQ2, the base level of audion TQ1 is pulled low and closes, owing to incremental branch road quits work, make incremental module from service.Therefore the current requirements of the light source works of dynamic steering light fixture can be met, car body controller diagnostic work current requirements can be disclosure satisfy that again.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 this utility model is for the incremental module electrical schematic diagram of dynamic steering lamp.
Detailed description of the invention
As shown in Figure 1, this utility model is for the incremental module of dynamic steering lamp, including incremental branch road, for controlling the audion TQ1 of incremental branch road break-make and for receiving diagnostic feedback signal and controlling the audion TQ2 of audion TQ1 break-make.
The incremental branch road of this utility model includes the resistance TRn that at least two is in parallel, one end of incremental branch road is connected with steering indicating light signal end, the other end is connected with the colelctor electrode of audion TQ1, this utility model steering indicating light signal end and the conducting of whole lamp power port, and steering indicating light signal end is connected with the input on main controller by resistance TR5, by main controller, steering indicating light light source sequences is controlled in order.
As shown in Figure 1, this utility model current-limiting resistance TR6 is connected across the base stage of audion TQ1 and one end of incremental branch road, makes audion TQ1 control whether incremental branch road works as controlling switch.As shown in Figure 1, the colelctor electrode of this utility model audion TQ2 is connected between the base stage of current-limiting resistance TR6 and audion TQ1, the break-make of audion TQ1 is controlled by audion TQ2, the base stage of audion TQ2 is connected with diagnostic feedback signal end through current-limiting resistance TR7, the grounded emitter of audion TQ1 and TQ2.This utility model diagnostic feedback signal end is connected with fault detect cue in master controller, car body controller diagnostic work size of current is posed to master controller and audion TQ2 by diagnostic feedback signal end, audion TQ2 receives conducting during the fault-signal of diagnostic feedback signal end, this utility model is high level signal at the audion TQ2 fault-signal receiving diagnostic feedback signal end, and audion TQ2 is conducting when receiving high level.
As shown in Figure 1, the resistance of each resistance TRn on the incremental branch road of this utility model is identical, and on this incremental branch road, the quantity of resistance is not limit, and can adopt four resistance TR1 in parallel, TR2, TR3 and TR4.Each resistance TRn on the incremental branch road of this utility model can determine according to the electric current I2 of First ray LED operation electric current I1 and car body controller Port detecting lower limit, the resistance of resistance LRn can be designed by formula, (I2-I1) is calculated in LRn=13.5V × 4 × 1.2/, it is shown in Table 1, be be different LED sequence start time LED operation electric current I1 and minimum car body controller diagnostic work electric current I2 design the resistance of resistance TRn, by arranging the resistance of varying number and different resistance, make the incremental module of the present utility model can for different vehicles.
Table 1
| Parameter | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| I1(A) | 0.05 | 0.05 | 0.04 | 0.04 | 0.04 | 0.03 | 0.03 | 0.03 |
| I2(A) | 0.13 | 0.1 | 0.13 | 0.1 | 0.07 | 0.13 | 0.1 | 0.07 |
| TRn(Ω) | 820 | 1300 | 680 | 1100 | 2200 | 620 | 910 | 1600 |
As shown in Figure 1, adopt this utility model for the incremental module of dynamic steering lamp, when dynamic steering light fixture normal operating conditions, owing to the operating current I1 of First ray LED can not meet diagnostic work electric current I2, the audion TQ1 conducting of car body controller, audion TQ2 disconnects, as incremental branch road adopts four resistance, when resistance is when 680 Ω, it will there is the electric current of 80mA to produce, way circuit electric current can reach 130mA, meets the requirement of car body controller diagnostic work electric current.When lamp light source operating current cannot meet the instructions for use of dynamic steering light fixture, make dynamic steering light fixture operation irregularity, while closing LED driving, diagnostic feedback signal end output fault-signal turn-on transistor TQ2, audion TQ1 base level is pulled low and closes, and incremental branch road does not work, and finally makes incremental module from service, therefore the current requirements of the light source works of dynamic steering light fixture can be met, it is also possible to meet the diagnostic work current requirements of car body controller.
Claims (3)
- null1. the incremental module for dynamic steering lamp，It is characterized in that: include incremental branch road、For controlling the audion TQ1 of incremental branch road break-make and for receiving diagnostic feedback signal and controlling the audion TQ2 of audion TQ1 break-make，Described incremental branch road includes the resistance TRn that at least two is in parallel，One end of incremental branch road is connected with steering indicating light signal end、The other end is connected with the colelctor electrode of audion TQ1，Current-limiting resistance TR6 is connected across the base stage of audion TQ1 and one end of incremental branch road，The colelctor electrode of described audion TQ2 is connected between the base stage of current-limiting resistance TR6 and audion TQ1，The base stage of audion TQ2 is connected with diagnostic feedback signal end through current-limiting resistance TR7，The grounded emitter of audion TQ1 and TQ2，And audion TQ2 receive diagnostic feedback signal end fault-signal time conducting.
- 2. the incremental module for dynamic steering lamp according to claim 1, it is characterised in that: on described incremental branch road, the resistance of each resistance TRn is identical.
- 3. the incremental module for dynamic steering lamp according to claim 1, it is characterised in that: it is high level signal that described audion TQ2 receives the fault-signal of diagnostic feedback signal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127488.9U CN205378296U (en) | 2016-02-18 | 2016-02-18 | A increase a class module for dynamic indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127488.9U CN205378296U (en) | 2016-02-18 | 2016-02-18 | A increase a class module for dynamic indicator |
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| CN205378296U true CN205378296U (en) | 2016-07-06 |
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| CN201620127488.9U Active CN205378296U (en) | 2016-02-18 | 2016-02-18 | A increase a class module for dynamic indicator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204135A (en) * | 2017-06-29 | 2019-01-15 | 上汽大众汽车有限公司 | A kind of dynamic steering lamp system and its control method and its method for diagnosing faults |
| CN111845534A (en) * | 2019-04-15 | 2020-10-30 | 常州星宇车灯股份有限公司 | Car light current increasing circuit and vehicle |
-
2016
- 2016-02-18 CN CN201620127488.9U patent/CN205378296U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204135A (en) * | 2017-06-29 | 2019-01-15 | 上汽大众汽车有限公司 | A kind of dynamic steering lamp system and its control method and its method for diagnosing faults |
| CN111845534A (en) * | 2019-04-15 | 2020-10-30 | 常州星宇车灯股份有限公司 | Car light current increasing circuit and vehicle |
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