CN203358450U - Circuit for flasher - Google Patents
Circuit for flasher Download PDFInfo
- Publication number
- CN203358450U CN203358450U CN201320433501XU CN201320433501U CN203358450U CN 203358450 U CN203358450 U CN 203358450U CN 201320433501X U CN201320433501X U CN 201320433501XU CN 201320433501 U CN201320433501 U CN 201320433501U CN 203358450 U CN203358450 U CN 203358450U
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- Prior art keywords
- output
- circuit
- trailer
- der blink
- blink und
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a circuit for a flasher. The circuit comprises a combined switch, a plurality of indication lamps and a controller. The controller is connected with the combined switch and the indication lamps. The controller comprises a bulb detection and alarming indication device which comprises a work voltage detection unit, a work voltage comparison unit and a detection and alarming output unit. The work voltage detection unit is used for detecting the work voltage in every time of work, the work voltage comparison unit is used for updating standard comparison voltage parameters of a bulb when the change amount of the detected work voltage reaches a preset value, and the detection and alarming output unit is used for outputting a work voltage comparison value and giving out alarming signals when the comparison value is larger than a comparison value threshold. The circuit for the flasher can achieve stable alarming in a wide range.
Description
Technical field
The utility model relates to the Der Blink und Abblendschalter field, relates in particular to a kind of circuit for Der Blink und Abblendschalter.
Background technology
Der Blink und Abblendschalter is the flashing feature changed for indicating vehicle traveling direction.Der Blink und Abblendschalter is designed with new-type circuit, by the low-voltage switches circuit, and high voltage switching circuit, pulse generating circuit, two utmost points amplify two-tube output circuit and two groups of light indicating circuits form.It is contained in the Der Blink und Abblendschalter box body; control by it can indicate vehicle traveling direction exactly; the characteristics that possessed especially automatic protective effect; when being short-circuited fault, circuit can automatically stop Der Blink und Abblendschalter and bulb work; chaufeur, by the indicating fault be equipped with on Der Blink und Abblendschalter Der Blink und Abblendschalter working condition directly perceived, can be found and trouble-shooting at any time.Common Der Blink und Abblendschalter has condenser, tab style and transistor type three classes.
But, in prior art, because the variation power of this load of bulb with voltage changes greatly, existing flasher circuit can not be realized stable detection alarm in larger voltage range.
The utility model content
In order to solve above technical matters, the purpose of this utility model is to propose a kind of a kind of circuit for Der Blink und Abblendschalter that can in a big way, realize stable warning.
For reaching this purpose, the utility model by the following technical solutions:
A kind of circuit for Der Blink und Abblendschalter, comprise combined switch, a plurality of indicator lamp, also comprises the controller be connected with described combined switch and a plurality of indicator lamp, and described controller has bulb detection and the device of the indication of reporting to the police, and described device comprises:
The operating voltage detecting unit, detect one action voltage during for every task;
The operating voltage comparing unit, while for the variable quantity when described operating voltage being detected, having reached setting value, upgrade the comparative voltage parameter of the benchmark of described bulb;
Detect and the warning output unit, for output services voltage comparative figure, when described comparative figure, during higher than the comparative figure threshold value, send alerting signal.
At the circuit for Der Blink und Abblendschalter described in the utility model, also comprise the short-circuit protection unit, overload protection unit and the abnormal protection unit that are connected with described device.
At the circuit for Der Blink und Abblendschalter described in the utility model, described controller has a plurality of pins, specifically: grounding pin, trailer indicator lamp output pin, left direction signal, power supply, starting of oscillation mouth, the output of main car indicator lamp, the output of left trailer, the output of right trailer, right steering signal, right main car output, left main car output.
At the circuit for Der Blink und Abblendschalter described in the utility model, the first contact of described combined switch is connected with described starting of oscillation mouth, and the second contact is connected with described left direction signal, and the 3rd contact is connected with described right steering signal.
At the circuit for Der Blink und Abblendschalter described in the utility model, ground connection after described right trailer output is connected with trailer right steering lamp; Ground connection after described left trailer output is connected with trailer left steering lamp; Ground connection after described trailer indicator lamp output pin is connected with the trailer turning indicator; Ground connection after described right main car output is connected with a plurality of main car right steering lamp of parallel connection; Ground connection after described left main car output is connected with a plurality of main car left steering lamp of parallel connection; Power supply connects the input voltage of 24V.
At the circuit for Der Blink und Abblendschalter described in the utility model, described combined switch has the contact that is connected rear ground connection with flash alarm indicating lamp.
At the circuit for Der Blink und Abblendschalter described in the utility model, described setting value is 0.5V.
Implement a kind of circuit for Der Blink und Abblendschalter of the present utility model, there is following useful technique effect:
1. adopt the special driving chip design, cancelled the existence of constantan wire and stopped to fire the car risk, application chip feeds back to controller by the form of size of current for detecting the external loading situation simultaneously.
2. because the variation power of this load of bulb with voltage changes greatly, namely can not simply judge the situation of external loading, the design has added external voltage detection, and the comparative figure of verification external loading, can make product realize stable detection alarm in very large voltage range at any time.
3. have the kinds of protect form as short-circuit protection, overload protection, and internal damage protection.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 a is the functional block diagram of the circuit for Der Blink und Abblendschalter of the present utility model;
Fig. 1 b is the apparatus function block scheme of the bulb detection in Fig. 1 a and the indication of reporting to the police;
Fig. 2 is the schematic diagram of the circuit for Der Blink und Abblendschalter of the present utility model.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of circuit for Der Blink und Abblendschalter 1, comprise combined switch 10, a plurality of indicator lamp 20, also comprises the controller 30 be connected with combined switch 10 and a plurality of indicator lamp 20, controller 30 has bulb detection and the device 40 of the indication of reporting to the police, and installs 40 and comprises:
Operating voltage detecting unit 401, detect one action voltage during for every task;
Operating voltage comparing unit 402, while for the variable quantity when operating voltage being detected, having reached setting value, upgrade the comparative voltage parameter of the benchmark of bulb;
Detect and warning output unit 403, for output services voltage comparative figure, when comparative figure, during higher than the comparative figure threshold value, send alerting signal.
Further, circuit 1 also comprises and the device 40 short-circuit protection unit that are connected, overload protection unit and abnormal protection unit.
Refer to Fig. 2, controller 30 has a plurality of pins, specifically: grounding pin 31, trailer indicator lamp output pin C2, left direction signal L, power supply 49, starting of oscillation mouth 49A, main car indicator lamp output C1, left trailer output 54L, the output of right trailer 54R, right steering signal R, right main car output RL, left main car output LL.
The first contact of combined switch 10 is connected with described starting of oscillation mouth 49A, and the second contact is connected with described left direction signal L, and the 3rd contact is connected with described right steering signal R.
Ground connection after right trailer output 54R is connected with trailer right steering lamp; Ground connection after described left trailer output 54L is connected with trailer left steering lamp; Ground connection after described trailer indicator lamp output pin C2 is connected with the trailer turning indicator; Ground connection after described right main car output RL is connected with a plurality of main car right steering lamp of parallel connection; Ground connection after described left main car output LL is connected with a plurality of main car left steering lamp of parallel connection; Power supply 49 connects the input voltage of 24V.
Combined switch 10 has the contact that is connected rear ground connection with flash alarm indicating lamp.
The function of this illuminator 1 is:
1. when L meets 49A, being left sudden strain of a muscle, is right sudden strain of a muscle when R meets 49A, when L, R meet 49A simultaneously, is common flicker.
2, in operating voltage range, when load lamp bulb-damage is arranged the time, corresponding indicator lamp extinguishes.
3, when the load of single channel master car surpasses 21W * 5, Der Blink und Abblendschalter quits work, corresponding C1 indicator lamp Chang Liang, and when the load of trailer single channel surpasses 21W * 3, Der Blink und Abblendschalter quits work, C1 indicator lamp Chang Liang.
4, when any road load is short-circuited, Der Blink und Abblendschalter quits work, C1, C2 indicator lamp Chang Liang.
5, when Der Blink und Abblendschalter 49A pin internal damage or L, R wire harness and power supply short circuit, after the normal bright 2S of Der Blink und Abblendschalter respective ends, quit work, C2 indicator lamp Chang Liang.
6, under all guard modes, if fault solution and R, L, danger warning invalid after, when R, L, danger warning, effectively functional rehabilitation is normal again.
The characteristic of this illuminator 1 is:
1, the design adopts the special driving chip design, has cancelled the existence of constantan wire and has stopped to fire the car risk.
2, external loading detects and adopts Chip Microcomputer A/D (10) test format, and precision is higher, according to present applicable cases, and precision location 1W.
3, due to bulb, along with the variation effect horse power of voltage, also great changes have taken place, detect one action voltage during the every task of this product, the every variation of operating voltage 0.5V stipulates the comparative parameter of bulb again, can realize the bulb detection in larger voltage range and the indication of reporting to the police.
4, adopt during short circuit the mode of interrupting to be protected, be quick on the draw, can actv. protection wire harness and Der Blink und Abblendschalter itself.
5, this product has self-checking function, if 49A pin internal damage or L, R wire harness and power supply short circuit quit work after the normal bright 2S of Der Blink und Abblendschalter corresponding output end, prevents turn signal flasher Chang Liang and causes light fixture to damage.
Implement a kind of circuit for Der Blink und Abblendschalter of the present utility model, there is following useful technique effect:
1. adopt the special driving chip design, cancelled the existence of constantan wire and stopped to fire the car risk, application chip feeds back to controller by the form of size of current for detecting the external loading situation simultaneously.
2. because the variation power of this load of bulb with voltage changes greatly, namely can not simply judge the situation of external loading, the design has added external voltage detection, and the comparative figure of verification external loading, can make product realize stable detection alarm in very large voltage range at any time.
3. have the kinds of protect form as short-circuit protection, overload protection, and internal damage protection.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the circuit for Der Blink und Abblendschalter, comprise combined switch, a plurality of indicator lamp, it is characterized in that, also comprise the controller be connected with described combined switch and a plurality of indicator lamp, described controller has bulb detection and the device of the indication of reporting to the police, and described device comprises:
The operating voltage detecting unit, detect one action voltage during for every task;
The operating voltage comparing unit, while for the variable quantity when described operating voltage being detected, having reached setting value, upgrade the comparative voltage parameter of the benchmark of described bulb;
Detect and the warning output unit, for output services voltage comparative figure, when described comparative figure, during higher than the comparative figure threshold value, send alerting signal.
2. the circuit for Der Blink und Abblendschalter according to claim 1, is characterized in that, also comprises the short-circuit protection unit, overload protection unit and the abnormal protection unit that are connected with described device.
3. the circuit for Der Blink und Abblendschalter according to claim 1, it is characterized in that, described controller has a plurality of pins, specifically: grounding pin (31), trailer indicator lamp output pin (C2), left direction signal (L), power supply (49), starting of oscillation mouth (49A), main car indicator lamp output (C1), left trailer output (54L), the output of right trailer (54R), right steering signal (R), right main car output (RL), left main car output (LL).
4. the circuit for Der Blink und Abblendschalter according to claim 3, it is characterized in that, the first contact of described combined switch is connected with described starting of oscillation mouth (49A), and the second contact is connected with described left direction signal (L), and the 3rd contact is connected with described right steering signal (R).
5. the circuit for Der Blink und Abblendschalter according to claim 3, is characterized in that, ground connection after described right trailer output (54R) is connected with trailer right steering lamp; Ground connection after described left trailer output (54L) is connected with trailer left steering lamp; Ground connection after described trailer indicator lamp output pin (C2) is connected with the trailer turning indicator; Ground connection after described right main car output (RL) is connected with a plurality of main car right steering lamp of parallel connection; Ground connection after described left main car output (LL) is connected with a plurality of main car left steering lamp of parallel connection; Power supply (49) connects the input voltage of 24V.
6. the circuit for Der Blink und Abblendschalter according to claim 4, is characterized in that, described combined switch has the contact that is connected rear ground connection with flash alarm indicating lamp.
7. the circuit for Der Blink und Abblendschalter according to claim 1, is characterized in that, described setting value is 0.5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433501XU CN203358450U (en) | 2013-07-19 | 2013-07-19 | Circuit for flasher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433501XU CN203358450U (en) | 2013-07-19 | 2013-07-19 | Circuit for flasher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203358450U true CN203358450U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320433501XU Expired - Fee Related CN203358450U (en) | 2013-07-19 | 2013-07-19 | Circuit for flasher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203358450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004645A (en) * | 2016-07-07 | 2016-10-12 | 安徽江淮汽车股份有限公司 | Trailer steering lamp control system and control method |
| CN111148327A (en) * | 2019-12-31 | 2020-05-12 | 广州皓醒湾科技有限公司 | Charging indicator lamp control device and method |
-
2013
- 2013-07-19 CN CN201320433501XU patent/CN203358450U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004645A (en) * | 2016-07-07 | 2016-10-12 | 安徽江淮汽车股份有限公司 | Trailer steering lamp control system and control method |
| CN111148327A (en) * | 2019-12-31 | 2020-05-12 | 广州皓醒湾科技有限公司 | Charging indicator lamp control device and method |
| CN111148327B (en) * | 2019-12-31 | 2022-08-02 | 广州星际悦动股份有限公司 | Charging indicator lamp control device and method |
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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: 20131225 Termination date: 20140719 |
|
| EXPY | Termination of patent right or utility model |