CN204090230U - Indicator light brightness automatic circuit and electronic installation - Google Patents
Indicator light brightness automatic circuit and electronic installation Download PDFInfo
- Publication number
- CN204090230U CN204090230U CN201420476352.XU CN201420476352U CN204090230U CN 204090230 U CN204090230 U CN 204090230U CN 201420476352 U CN201420476352 U CN 201420476352U CN 204090230 U CN204090230 U CN 204090230U
- Authority
- CN
- China
- Prior art keywords
- indicator light
- voltage regulator
- resistance
- regulator module
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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 kind of indicator light brightness automatic circuit, comprise power input, illuminant module, voltage regulator module and indicator light, illuminant module environmentally intensity of illumination exports the control signal of telecommunication to voltage regulator module, voltage regulator module exports the adjustment signal of telecommunication to indicator light according to the control signal of telecommunication, and indicator light is according to adjustment signal of telecommunication adjustment brightness.The invention also discloses a kind of electronic installation.During work, the brightness of indicator light can automatically adapt with environment illumination intensity, namely when environment illumination intensity strengthens, brightness can automatically be heightened by indicator light, to make user also can see indicator light easily under stronger environment illumination intensity, when environment illumination intensity weakens, brightness can automatically be turned down by indicator light, with the eyes making indicator light can not stimulate user under more weak environment illumination intensity, also electric energy can be saved simultaneously.
Description
Technical field
The utility model relates to electronic circuit technology field, particularly relates to a kind of indicator light brightness automatic circuit and electronic installation.
Background technology
At present, many electronic installations all adopt indicator light to carry out the current operating state of indicating device, and the indicator light brightness of existing electronic installation is all generally changeless.But under different environment illumination intensity, people are also different to the sense organ of indicator light brightness, such as, for the indicator light being in same brightness, when environment illumination intensity is more weak, people can be easy to see indicator light, even can think that indicator light brightness is dazzling, the eyes of harmful user; When environment illumination intensity is stronger, people may think that indicator light brightness is too dark, not even easily do not perceive indicator light, cause the inconvenience that user uses.
Utility model content
Main purpose of the present utility model is to solve the changeless technical problem of indicator light brightness.
To achieve these goals, the utility model provides a kind of indicator light brightness automatic circuit, this indicator light brightness automatic circuit comprises power input, illuminant module, voltage regulator module and indicator light, wherein, described power input is connected with the input of described illuminant module and the input of voltage regulator module respectively, the output of described illuminant module is connected with the control end of described voltage regulator module, and the output of described voltage regulator module is connected with described indicator light; Described illuminant module environmentally intensity of illumination exports the control signal of telecommunication to described voltage regulator module, described voltage regulator module exports the adjustment signal of telecommunication to described indicator light according to the described control signal of telecommunication, and described indicator light is according to described adjustment signal of telecommunication adjustment brightness.
Preferably, described illuminant module comprises the first resistance, photo resistance and the second resistance, and wherein, one end of described first resistance is connected with described power input, the other end is connected with the control end of described voltage regulator module, and successively through described photo resistance and the 3rd grounding through resistance.
Preferably, described voltage regulator module comprises the 3rd resistance, triode and the 4th resistance, and wherein, described 3rd resistance one end is connected with described power input, and the other end is connected with the collector electrode of described triode and described indicator light respectively; The base stage of described triode is connected with the output of described illuminant module, and emitter is through described 4th grounding through resistance.
Preferably, described triode is NPN type triode.
Preferably, described indicator light is a light-emitting diode, and the negative electrode of described light-emitting diode is connected with the output of described voltage regulator module, the plus earth of described light-emitting diode.
In addition, to achieve these goals, the utility model also provides a kind of electronic installation, this electronic installation comprises indicator light brightness automatic circuit, this indicator light brightness automatic circuit comprises power input, illuminant module, voltage regulator module and indicator light, wherein, described power input is connected with the input of described illuminant module and the input of voltage regulator module respectively, the output of described illuminant module is connected with the control end of described voltage regulator module, and the output of described voltage regulator module is connected with described indicator light; Described illuminant module environmentally intensity of illumination exports the control signal of telecommunication to described voltage regulator module, described voltage regulator module exports the adjustment signal of telecommunication to described indicator light according to the described control signal of telecommunication, and described indicator light is according to described adjustment signal of telecommunication adjustment brightness.
The indicator light brightness automatic circuit that the utility model provides is by illuminant module perception environment illumination intensity, and environment illumination intensity is converted to controls the signal of telecommunication accordingly, voltage regulator module generates according to the control signal of telecommunication received and adjusts the signal of telecommunication accordingly, for indicator light adjustment brightness, the brightness of indicator light can automatically be adapted with environment illumination intensity, namely when environment illumination intensity strengthens, brightness can automatically be heightened by indicator light, under stronger environment illumination intensity, also indicator light can be seen easily to make user, when environment illumination intensity weakens, brightness can automatically be turned down by indicator light, with the eyes making indicator light can not stimulate user under more weak environment illumination intensity, also electric energy can be saved simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model preferred embodiment indicator light brightness automatic circuit.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of indicator light brightness automatic circuit, with reference to Fig. 1, Fig. 1 is the schematic diagram of the utility model preferred embodiment indicator light brightness automatic circuit, in one embodiment, this indicator light brightness automatic circuit comprises power input Vin, illuminant module 10, voltage regulator module 20 and indicator light 30, wherein, described power input Vin is connected with the input of described illuminant module 10 and the input of voltage regulator module 20 respectively, the output of described illuminant module 10 is connected with the control end of described voltage regulator module 20, the output of described voltage regulator module 20 is connected with described indicator light 30, described illuminant module 10 environmentally intensity of illumination exports the control signal of telecommunication to described voltage regulator module 20, described voltage regulator module 20 exports the adjustment signal of telecommunication to described indicator light 30 according to the described control signal of telecommunication, and described indicator light 30 is according to described adjustment signal of telecommunication adjustment brightness.
In the present embodiment, illuminant module 10 can perception environment illumination intensity, and environment illumination intensity is converted to controls the signal of telecommunication accordingly, voltage regulator module 20 generates according to the control signal of telecommunication received and adjusts the signal of telecommunication accordingly, brightness is adjusted for indicator light 30, the brightness of indicator light 30 can automatically be adapted with environment illumination intensity, namely when environment illumination intensity strengthens, brightness can automatically be heightened by indicator light 30, under stronger environment illumination intensity, also indicator light 30 can be seen easily to make user, when environment illumination intensity weakens, brightness can automatically be turned down by indicator light 30, with the eyes making indicator light 30 can not stimulate user under more weak environment illumination intensity, also electric energy can be saved simultaneously.
Particularly, in the utility model preferred embodiment, described illuminant module 10 comprises the first resistance R1, photo resistance RL and the second resistance R2, wherein, one end of described first resistance R1 is connected with described power input Vin, the other end is connected with the control end of described voltage regulator module 20, and successively through described photo resistance RL and the 3rd resistance R3 ground connection.
Particularly, in the utility model preferred embodiment, described voltage regulator module 20 comprises the 3rd resistance R3, triode Q1 and the 4th resistance R4, wherein, described 3rd resistance R3 one end is connected with described power input Vin, and the other end is connected with the collector electrode of described triode Q1 and described indicator light 30 respectively; The base stage of described triode Q1 is connected with the output of described illuminant module 10, and emitter is through described 4th resistance R4 ground connection.Preferably, described triode Q1 is NPN type triode.
Particularly, in the utility model preferred embodiment, described indicator light 30 is a light-emitting diode D1, and the negative electrode of described light-emitting diode D1 is connected with the output of described voltage regulator module 20, the plus earth of described light-emitting diode D1.
The operation principle of the utility model preferred embodiment indicator light 30 brightness automatic circuit is as follows:
If the base voltage of triode Q1 is V
b, emitter voltage is V
e, emitter current is I
e, collector voltage is V
c, collector current is I
c, the voltage between base stage and emitter is V
bE, supply voltage is V
cC, then:
V
E=V
B-V
BE,
V
C=V
CC-I
C·R3,
When environment illumination intensity strengthens, the resistance of photo resistance RL reduces, the therefore base voltage V of triode Q1
breduce, the emitter voltage V of triode Q1
ealso reduce, so the emitter current I of triode Q1
ereduce, because the collector current of triode Q1 approximates emitter current, therefore, the collector current I of triode Q1
calso reduce, collector voltage V
cincrease, therefore the voltage at indicator light 30 two ends increases, and the brightness of indicator light 30 strengthens.
When environment illumination intensity weakens, the resistance of photo resistance RL increases, the therefore base voltage V of triode Q1
bincrease, the emitter voltage V of triode Q1
ealso increase, so the emitter current I of triode Q1
eincrease, because the collector current of triode Q1 approximates emitter current, therefore, the collector current I of triode Q1
calso increase, collector voltage V
creduce, therefore the voltage at indicator light 30 two ends reduces, the brightness deterioration of indicator light 30.
The utility model also provides a kind of electronic installation, and this electronic installation comprises indicator light 30 brightness automatic circuit, and the structure of this indicator light 30 brightness automatic circuit can refer to above-described embodiment, does not repeat them here.Naturally, the electronic installation due to the present embodiment have employed the technical scheme of above-mentioned indicator light 30 brightness automatic circuit, and therefore this electronic installation has all beneficial effects of above-mentioned indicator light 30 brightness automatic circuit.Above-mentioned electronic installation can for television set, display, air conditioner, washing machine or other need to use the electronic equipment of indicator light 30.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an indicator light brightness automatic circuit, it is characterized in that, comprise power input, illuminant module, voltage regulator module and indicator light, wherein, described power input is connected with the input of described illuminant module and the input of voltage regulator module respectively, the output of described illuminant module is connected with the control end of described voltage regulator module, and the output of described voltage regulator module is connected with described indicator light; Described illuminant module environmentally intensity of illumination exports the control signal of telecommunication to described voltage regulator module, described voltage regulator module exports the adjustment signal of telecommunication to described indicator light according to the described control signal of telecommunication, and described indicator light is according to described adjustment signal of telecommunication adjustment brightness.
2. indicator light brightness automatic circuit as claimed in claim 1, it is characterized in that, described illuminant module comprises the first resistance, photo resistance and the second resistance, wherein, one end of described first resistance is connected with described power input, the other end is connected with the control end of described voltage regulator module, and successively through described photo resistance and the 3rd grounding through resistance.
3. indicator light brightness automatic circuit as claimed in claim 2, it is characterized in that, described voltage regulator module comprises the 3rd resistance, triode and the 4th resistance, wherein, described 3rd resistance one end is connected with described power input, and the other end is connected with the collector electrode of described triode and described indicator light respectively; The base stage of described triode is connected with the output of described illuminant module, and emitter is through described 4th grounding through resistance.
4. indicator light brightness automatic circuit as claimed in claim 3, it is characterized in that, described triode is NPN type triode.
5. indicator light brightness automatic circuit as claimed in claim 4, it is characterized in that, described indicator light is a light-emitting diode, and the negative electrode of described light-emitting diode is connected with the output of described voltage regulator module, the plus earth of described light-emitting diode.
6. an electronic installation, it is characterized in that, described electronic installation comprises indicator light brightness automatic circuit, described indicator light brightness automatic circuit comprises power input, illuminant module, voltage regulator module and indicator light, wherein, described power input is connected with the input of described illuminant module and the input of voltage regulator module respectively, the output of described illuminant module is connected with the control end of described voltage regulator module, and the output of described voltage regulator module is connected with described indicator light; Described illuminant module environmentally intensity of illumination exports the control signal of telecommunication to described voltage regulator module, described voltage regulator module exports the adjustment signal of telecommunication to described indicator light according to the described control signal of telecommunication, and described indicator light is according to described adjustment signal of telecommunication adjustment brightness.
7. electronic installation as claimed in claim 6, it is characterized in that, described illuminant module comprises the first resistance, photo resistance and the second resistance, wherein, one end of described first resistance is connected with described power input, the other end is connected with the control end of described voltage regulator module, and successively through described photo resistance and the 3rd grounding through resistance.
8. electronic installation as claimed in claim 7, it is characterized in that, described voltage regulator module comprises the 3rd resistance, triode and the 4th resistance, wherein, described 3rd resistance one end is connected with described power input, and the other end is connected with the collector electrode of described triode and described indicator light respectively; The base stage of described triode is connected with the output of described illuminant module, and emitter is through described 4th grounding through resistance.
9. electronic installation as claimed in claim 8, it is characterized in that, described triode is NPN type triode.
10. electronic installation as claimed in claim 9, it is characterized in that, described indicator light is a light-emitting diode, and the negative electrode of described light-emitting diode is connected with the output of described voltage regulator module, the plus earth of described light-emitting diode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420476352.XU CN204090230U (en) | 2014-08-21 | 2014-08-21 | Indicator light brightness automatic circuit and electronic installation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420476352.XU CN204090230U (en) | 2014-08-21 | 2014-08-21 | Indicator light brightness automatic circuit and electronic installation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204090230U true CN204090230U (en) | 2015-01-07 |
Family
ID=52182894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420476352.XU Expired - Fee Related CN204090230U (en) | 2014-08-21 | 2014-08-21 | Indicator light brightness automatic circuit and electronic installation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204090230U (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105071452A (en) * | 2015-07-17 | 2015-11-18 | 广东百事泰电子商务股份有限公司 | Multifunctional portable power supply capable of automatically sensing light and adjusting light |
CN106028578A (en) * | 2016-08-04 | 2016-10-12 | 上海斐讯数据通信技术有限公司 | Intelligent regulating circuit of state indicating lamp and router |
CN106804073A (en) * | 2017-02-22 | 2017-06-06 | 郑州云海信息技术有限公司 | One kind automatically adjusts server indicator lamp brightness device |
CN110519889A (en) * | 2019-09-10 | 2019-11-29 | 上海尹莱仕光电科技有限公司 | Outdoor indicator light intelligent dimming device and method |
CN111065181A (en) * | 2019-12-31 | 2020-04-24 | 河南中灯实业有限公司 | Intelligent low-power-consumption aviation obstruction beacon |
CN111436175A (en) * | 2018-12-26 | 2020-07-21 | 湖南汇博电子科技股份有限公司 | Emergency marker lamp and lamp management system |
CN112750404A (en) * | 2019-10-30 | 2021-05-04 | 深圳Tcl数字技术有限公司 | Brightness adjusting circuit, method and display device of indicator light and backlight |
-
2014
- 2014-08-21 CN CN201420476352.XU patent/CN204090230U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105071452A (en) * | 2015-07-17 | 2015-11-18 | 广东百事泰电子商务股份有限公司 | Multifunctional portable power supply capable of automatically sensing light and adjusting light |
CN106028578A (en) * | 2016-08-04 | 2016-10-12 | 上海斐讯数据通信技术有限公司 | Intelligent regulating circuit of state indicating lamp and router |
CN106028578B (en) * | 2016-08-04 | 2018-07-24 | 上海斐讯数据通信技术有限公司 | A kind of status indicator lamp intelligence adjusting circuit and a kind of router |
CN106804073A (en) * | 2017-02-22 | 2017-06-06 | 郑州云海信息技术有限公司 | One kind automatically adjusts server indicator lamp brightness device |
CN111436175A (en) * | 2018-12-26 | 2020-07-21 | 湖南汇博电子科技股份有限公司 | Emergency marker lamp and lamp management system |
CN110519889A (en) * | 2019-09-10 | 2019-11-29 | 上海尹莱仕光电科技有限公司 | Outdoor indicator light intelligent dimming device and method |
CN110519889B (en) * | 2019-09-10 | 2024-04-02 | 上海尹莱仕光电科技有限公司 | Intelligent dimming device and method for outdoor indicator lamp |
CN112750404A (en) * | 2019-10-30 | 2021-05-04 | 深圳Tcl数字技术有限公司 | Brightness adjusting circuit, method and display device of indicator light and backlight |
CN111065181A (en) * | 2019-12-31 | 2020-04-24 | 河南中灯实业有限公司 | Intelligent low-power-consumption aviation obstruction beacon |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204090230U (en) | Indicator light brightness automatic circuit and electronic installation | |
CN105634306A (en) | AC-DC power output system | |
CN103384436B (en) | LED-backlit constant-current circuit | |
CN104684155B (en) | LED drive power light adjusting circuit and lamps and lanterns | |
CN103368550A (en) | Light-operated switch manufactured through voltage comparator | |
CN102811530A (en) | Voltage-rising type LED driving circuit and lamp | |
CN208623316U (en) | A kind of concatenated vehicle-mounted anti-overvoltage circuit of voltage-stabiliser tube | |
CN207460546U (en) | A kind of solar LED (Light Emitting Diode) lamp of intelligent control | |
CN105491723A (en) | Dimming circuit system | |
CN103491689B (en) | Controllable silicon light modulation LED driving switch power circuit | |
CN201936413U (en) | Active infrared anti-theft alarm apparatus | |
CN205791623U (en) | Charge port protector | |
CN213186640U (en) | Chip power supply circuit, LED drive power supply, drive integrated circuit board and display device | |
CN203399078U (en) | Light-operated switch manufactured through voltage comparator | |
CN206004961U (en) | A kind of Internet of Things light fixture constant-current driving control circuit | |
CN104066221A (en) | Optical detection circuit and light fixture | |
CN103376157A (en) | Lamp luminance detecting device | |
CN203167390U (en) | Control circuit of light-controlled illuminator | |
CN207868992U (en) | A kind of reclosing single flow driving power | |
CN203523110U (en) | Indicating lamp brightness control circuit and electronic equipment thereof | |
CN203167378U (en) | An electric leakage protection circuit and a backlight driving device | |
CN204422714U (en) | Common multimeter test controllable silicon expanding unit | |
CN203313114U (en) | Simple industrial waste gas exhaust control circuit based on bidirectional thyristor control | |
CN203632906U (en) | Silicon controlled rectifier-dimming LED driving switching power supply circuit | |
CN206775796U (en) | Brightness adjustable LED perpetual calendars automatically |
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: 20150107 |
|
CF01 | Termination of patent right due to non-payment of annual fee |