CN201593699U - Light adjustable LED light tube - Google Patents
Light adjustable LED light tube Download PDFInfo
- Publication number
- CN201593699U CN201593699U CN2009202603671U CN200920260367U CN201593699U CN 201593699 U CN201593699 U CN 201593699U CN 2009202603671 U CN2009202603671 U CN 2009202603671U CN 200920260367 U CN200920260367 U CN 200920260367U CN 201593699 U CN201593699 U CN 201593699U
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- circuit
- led light
- light source
- constant
- fluorescent tube
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Abstract
The utility model relates to a light adjustable LED light tube. The LED light tube comprises a LED light source lamp tube; the LED light source lamp tube comprises a first end head and a second end head; both the first end head and the second end head are switched in the external circuit of the LED light source lamp tube; the LED light source lamp tube further comprises a power supply box electrically connected between the first end head and the second end head, a lamp bracket and a light adjusting control circuit; the light adjusting control circuit is arranged in the power supply box, and comprises a voltage limiting circuit, a constant-current circuit and a remote control receiving circuit; the voltage limiting circuit is electrically connected with the constant-current circuit, the remote control receiving circuit is electrically connected with the constant-current circuit; the remote control receiving circuit corresponds to a remote control light adjusting circuit; and the constant-current circuit is electrically connected with the LED light source in the LED light source lamp tube.
Description
Technical field
The utility model relates to a kind of light pipe, is meant a kind of LED lighting apparatus with light adjusting circuit especially.
Background technology
As everyone knows, relatively power consumption of incandescent lamp, it has probably only just become luminous energy less than 1/10th energy, and other all is heat energy being wasted in vain.So people are trying every possible means and will come replace incandescent with new light source.Electricity-saving lamp has just arisen at the historic moment.Because Comparatively speaking it cheaply make well again, so just obtained a large amount of application, the trend that progressively replaces incandescent lamp arranged.The two poles of the earth of electricity-saving lamp are common tungsten filaments.Behind the tungsten filament heating power, just can launch electronics.Add than higher voltage that in the fluorescent tube both sides form electric field, these electronics will be accelerated, and are formed with the electron stream of certain speed and energy in fluorescent tube.Under the situation of fluorescent tube heating power, these mercurys have just become gaseous state from the liquid state evaporation.Form the mercury atom of free state.Electronics in the electron stream is beaten on mercury atom with certain speed, and mercury atom is excited, and becomes the electron ion of excited state.Be called step has taken place, the mercury of excited state has been spent the very short time and has just spontaneously been fallen back to original state, discharges ultraviolet simultaneously, and ultraviolet can not be used for illumination.So we have been coated with some fluorescent materials at the inwall of fluorescent tube, under the bombardment of ultraviolet, after fluorescent material is excited, just can send the light of comparison nature, can be used for our illumination.
As mentioned above, fluorescent lamp has solved people's illumination needs substantially, but traditional fluorescent lamp tube and early stage plug-in type LED fluorescent tube all do not have dimming function.Make that such as the convention Room, exhibition center etc. need the occasion of brightness regulation can not carry out brightness regulation, and can only choose the two kinds of schemes that open or close, and the relative commercial activity at scene is made troubles even negative effect.In addition, the LED fluorescent tube itself is the 36V low voltage power supply, and the conventional fluorescent fluorescent tube all is the 220V power supply, and Comparatively speaking LED fluorescent tube safety coefficient improves a lot.So the application of LED fluorescent tube is more and more general.
Summary of the invention
The utility model provides a kind of Dimmable LED light pipe, and it has light adjusting circuit, thereby makes light pipe of the present utility model can regulate light, and this is a main purpose of the present utility model.
The technical scheme that the utility model adopted is: the Dimmable LED light pipe, it comprises the led light source fluorescent tube, this led light source fluorescent tube comprises first termination and second termination, this first termination and this second termination are inserted respectively in the external circuit of this led light source fluorescent tube, this led light source fluorescent tube also comprises power pack, this power pack is connected electrically between this first termination and this second termination, and this led light source fluorescent tube also comprises lamp bracket.
This Dimmable LED light pipe of the present utility model also comprises adjusting control circuit, this adjusting control circuit is arranged in this power pack, this adjusting control circuit comprises pressure limiting circuit, constant-current circuit and remote-control receiving circuit, wherein, this pressure limiting circuit is electrically connected with this constant-current circuit, this remote-control receiving circuit is electrically connected with this constant-current circuit, this remote-control receiving circuit is corresponding with the remote control light modulating circuit, this remote control light modulating circuit emission remote signal, this remote signal is received by this remote-control receiving circuit, this constant-current circuit is electrically connected with led light source in this led light source fluorescent tube, and provides electric current supply for this led light source.
The utility model adopts special-purpose light modulation driving power to be built in the lamp bracket, and the power supply mounting means is the same with traditional rectifier installation method, is directly installed in the lamp bracket.In the AC voltage input power supply, through the AC-DC decompression transformation, again can the driving LED lamp luminescence through constant-current drive circuit output.
Dimming function implementation method of the present utility model is, built-in remote control receives MCU, by receiving the external remote control signal, the pwm signal of a different duty of inner output, the pwm signal of different duty is input to the DIM/PWM port that constant current drives, change the dutycycle that constant current drives the output current pulse signal, pulse width transfers that power output increases when wide, and brightness increases; Pulse width is transferred narrow, and brightness reduces; Brightness can be regulated between 0～99%.
The beneficial effects of the utility model are: the utility model comprises the led light source fluorescent tube as mentioned above, this led light source fluorescent tube comprises first termination and second termination, this first termination and this second termination are inserted respectively in the external circuit of this led light source fluorescent tube, this led light source fluorescent tube also comprises power pack, this power pack is connected electrically between this first termination and this second termination, this led light source fluorescent tube also comprises lamp bracket, this Dimmable LED light pipe also comprises adjusting control circuit, this adjusting control circuit is arranged in this power pack, this adjusting control circuit comprises pressure limiting circuit, constant-current circuit and remote-control receiving circuit, wherein, this pressure limiting circuit is electrically connected with this constant-current circuit, this remote-control receiving circuit is electrically connected with this constant-current circuit, this remote-control receiving circuit is corresponding with the remote control light modulating circuit, and this constant-current circuit is electrically connected with led light source in this led light source fluorescent tube.Structure and circuit design by as above the utlity model has tunable optical, flicker free, the effect that green high-efficient is energy-conservation.
Description of drawings
Fig. 1 is a circuit connection diagram of the present utility model;
Fig. 2 is a circuit block diagram of the present utility model.
The specific embodiment
As shown in Figure 1, 2, the Dimmable LED light pipe, it comprises led light source fluorescent tube 10.
This led light source fluorescent tube 10 comprises first termination 11 and second termination 12, and this first termination 11 and this second termination 12 are inserted respectively in the external circuit of this led light source fluorescent tube 10.
This led light source fluorescent tube 10 also comprises power pack 13, and this power pack 13 is connected electrically between this first termination 11 and this second termination 12.
This led light source fluorescent tube 10 also comprises lamp bracket.
This Dimmable LED light pipe of the present utility model also comprises adjusting control circuit 20, and this adjusting control circuit 20 is arranged in this power pack 13.
This adjusting control circuit 20 comprises pressure limiting circuit 21, constant-current circuit 22 and remote-control receiving circuit 23, and wherein, this pressure limiting circuit 21 is electrically connected with this constant-current circuit 22, and this remote-control receiving circuit 23 is electrically connected with this constant-current circuit 22.
This remote-control receiving circuit 23 is corresponding with remote control light modulating circuit 24, these remote control light modulating circuit 24 emission remote signals, and this remote signal is received by this remote-control receiving circuit 23.
This constant-current circuit 22 is electrically connected with led light source in this led light source fluorescent tube 10, and provides electric current supply for this led light source.
The utility model adopts special-purpose light modulation driving power to be built in the lamp bracket, and the power supply mounting means is the same with traditional rectifier installation method, is directly installed in the lamp bracket.In the AC voltage input power supply, through the AC-DC decompression transformation, again can the driving LED lamp luminescence through constant-current drive circuit output.
Dimming function implementation method of the present utility model is, built-in remote control receives MCU, by receiving the external remote control signal, the pwm signal of a different duty of inner output, the pwm signal of different duty is input to the DIM/PWM port that constant current drives, change the dutycycle that constant current drives the output current pulse signal, pulse width transfers that power output increases when wide, and brightness increases; Pulse width is transferred narrow, and brightness reduces; Brightness can be regulated between 0～99%.
Pressure limiting circuit as shown in Figure 2: when external power supply was powered, pressure limiting circuit will be powered to constant-current circuit with the voltage that is fit to, and constant-current circuit mainly is responsible for supplying to led light source with high-precision current; When the needs light modulation, the remote control light modulating circuit sends remote signal, and remote-control receiving circuit is behind signal, and the square-wave signal (pwm light modulation) of decoding output different duty is exported different power to reach the control constant-current circuit, and the driving LED light source reaches the purpose of light modulation.
Claims (1)
1. Dimmable LED light pipe, it is characterized in that: it comprises the led light source fluorescent tube, this led light source fluorescent tube comprises first termination and second termination, this first termination and this second termination are inserted respectively in the external circuit of this led light source fluorescent tube, this led light source fluorescent tube also comprises power pack, this power pack is connected electrically between this first termination and this second termination, this led light source fluorescent tube also comprises lamp bracket, this Dimmable LED light pipe also comprises adjusting control circuit, this adjusting control circuit is arranged in this power pack, this adjusting control circuit comprises pressure limiting circuit, constant-current circuit and remote-control receiving circuit, wherein, this pressure limiting circuit is electrically connected with this constant-current circuit, and this remote-control receiving circuit is electrically connected with this constant-current circuit, this remote-control receiving circuit is corresponding with the remote control light modulating circuit, and this constant-current circuit is electrically connected with led light source in this led light source fluorescent tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202603671U CN201593699U (en) | 2009-11-13 | 2009-11-13 | Light adjustable LED light tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202603671U CN201593699U (en) | 2009-11-13 | 2009-11-13 | Light adjustable LED light tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201593699U true CN201593699U (en) | 2010-09-29 |
Family
ID=42775766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202603671U Expired - Fee Related CN201593699U (en) | 2009-11-13 | 2009-11-13 | Light adjustable LED light tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201593699U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012139245A1 (en) * | 2011-04-11 | 2012-10-18 | Liu Jiang | Screen shooting and stage lighting led lamp tube |
| CN104703340A (en) * | 2013-12-04 | 2015-06-10 | 松下知识产权经营株式会社 | Lighting unit, lamp and illumination control system |
| CN106793318A (en) * | 2016-12-30 | 2017-05-31 | 深圳市佰兴电子科技有限公司 | A kind of intelligent self-adjusting energy-saving lamp and adjusting method |
| CN113966025A (en) * | 2021-10-26 | 2022-01-21 | 深圳市紫光照明技术股份有限公司 | Dimming method, dimming controller and dimming control system |
-
2009
- 2009-11-13 CN CN2009202603671U patent/CN201593699U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012139245A1 (en) * | 2011-04-11 | 2012-10-18 | Liu Jiang | Screen shooting and stage lighting led lamp tube |
| CN104703340A (en) * | 2013-12-04 | 2015-06-10 | 松下知识产权经营株式会社 | Lighting unit, lamp and illumination control system |
| CN104703340B (en) * | 2013-12-04 | 2017-09-29 | 松下知识产权经营株式会社 | Lamp device, ligthing paraphernalia and Lighting Control Assembly |
| CN106793318A (en) * | 2016-12-30 | 2017-05-31 | 深圳市佰兴电子科技有限公司 | A kind of intelligent self-adjusting energy-saving lamp and adjusting method |
| CN113966025A (en) * | 2021-10-26 | 2022-01-21 | 深圳市紫光照明技术股份有限公司 | Dimming method, dimming controller and dimming control system |
| CN113966025B (en) * | 2021-10-26 | 2023-05-12 | 深圳市紫光照明技术股份有限公司 | Dimming method, dimming controller and dimming control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen ET Lighting Co., Ltd. Assignor: Feng Jun Contract record no.: 2010440020162 Denomination of utility model: Light adjustable LED light tube Granted publication date: 20100929 License type: Exclusive License Record date: 20100913 |
|
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN ET LIGHTING CO., LTD. Free format text: FORMER OWNER: FENG JUN Effective date: 20110413 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518000 B26-21A, CERULEAN COAST, NANSHAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 518000 2/F, BUILDING A, NO. 1, SHANZIXIA ROAD, DAKANG COMMUNITY, HENGGANG SUBDISTRICT, LONGGANG DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110413 Address after: Longgang District of Shenzhen City, Guangdong province 518000 Henggang Street Community Hill Dakang under the road No. 1 building two layer A Patentee after: Shenzhen ET Lighting Co., Ltd. Address before: 518000 B26-21A, azure coast, Shenzhen, Guangdong, Nanshan District Patentee before: Feng Jun |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20131113 |