CN202419283U - Stepless dimming light-emitting diode (LED) lamp - Google Patents
Stepless dimming light-emitting diode (LED) lamp Download PDFInfo
- Publication number
- CN202419283U CN202419283U CN2012200489508U CN201220048950U CN202419283U CN 202419283 U CN202419283 U CN 202419283U CN 2012200489508 U CN2012200489508 U CN 2012200489508U CN 201220048950 U CN201220048950 U CN 201220048950U CN 202419283 U CN202419283 U CN 202419283U
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- stepless dimming
- control circuit
- led lamp
- electrically connected
- led
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Abstract
The utility model discloses a stepless dimming light-emitting diode (LED) lamp. The stepless dimming LED lamp comprises a shell, and an LED luminous component, a printed circuit board (PCB) and a photosensor, which are arranged in the shell. A driving circuit and a central processing unit (CPU) control circuit are arranged on the PCB. The LED luminous component is electrically connected with the driving circuit. The driving circuit is electrically connected with the CPU control circuit. The photosensor is electrically connected with the CPU control circuit on the PCB. Brightness adjustment control is added, a proper brightness value is found according to a human simulation principle by utilizing the photosensor, and a brightness value is adjusted to make a user comfortable according to the environmental brightness of a working desktop under the control of the CPU control circuit.
Description
Technical field
The utility model relates to the lighting field, is specifically related to a kind of LED lamp.
Background technology
The LED lamp has been widely used in the various aspects in people's daily life, and it has advantages such as energy-saving and environmental protection, the life-span is long, volume is little.Be nonadjustable as the brightness of the LED lamp of general lighting on the market at present, but the ambient brightness of workbench have very big influence to the eye fatigue degree of human body; Work under inappropriate lamplight brightness; Learn, can increase the load of eyes, may cause vision impairment for a long time.
The utility model content
Be to solve the above-mentioned deficiency that prior art exists, the utility model provides a kind of stepless dimming LED lamp, and the utility model stepless dimming LED lamp can be according to individual demand, is adjusted to meet the comfortable brightness value of personnel.
The purpose of the utility model realizes through following technical proposals: a kind of stepless dimming LED lamp; Comprise shell and the LED luminescence component, pcb board and the light-inductive device that are arranged in the said shell; Said pcb board is provided with drive circuit and control circuit; Said LED luminescence component is electrically connected with drive circuit, and drive circuit is electrically connected with control circuit, and said light-inductive device is electrically connected with control circuit on the pcb board.
In order better to realize the utility model, said stepless dimming LED lamp also comprises fin, and said fin is arranged under the pcb board.
Preferably, the external power drives of said stepless dimming LED lamp is used the USB interface of standard.
Preferably, said shell can be square, spherical, elliposoidal of printing opacity etc.
The utility model has following advantage and beneficial effect with respect to prior art:
1, in the utility model technical scheme, increases brightness regulation control, utilize the light-inductive device; Learn principle according to human emulation, find out suitable brightness value, control with cpu control circuit; According to the ambient brightness of working top, be adjusted to and meet the comfortable brightness value of personnel.
2, fin is arranged under the pcb board, and the temperature of reduction pcb board that can be timely, favourable has delayed the aging of pcb board.
3, the external power drives of LED lamp is used the USB interface of standard, makes it to connect computer in addition, has made things convenient for its mobility, needn't limit to the position of socket.
Description of drawings
The structural representation of Fig. 1, the utility model stepless dimming LED lamp;
Fig. 2, this stepless dimming LED lamp control principle figure.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but the embodiment of the utility model is not limited thereto.
Like Fig. 1, shown in Figure 2; A kind of stepless dimming LED lamp; Comprise shell 1 and the LED luminescence component 2, pcb board 3 and the light-inductive device 4 that are arranged in the said shell 1, said pcb board is provided with drive circuit and control circuit, and said LED luminescence component 2 is electrically connected with drive circuit; Drive circuit is electrically connected with control circuit, and said light-inductive device 4 is electrically connected with control circuit on the pcb board 3.Utilize light-inductive device 4; Learn principle according to human emulation, find out suitable brightness value and reach control circuit, control circuit is controlled the current/voltage of output LED luminescence component 2; According to the ambient brightness of working top, be adjusted to and meet the comfortable brightness value of personnel.
In order better to realize the utility model, said stepless dimming LED lamp also comprises fin 5, and said fin 5 is arranged at pcb board 3 times, reduces the temperature of pcb board 3 timely, has delayed the aging of pcb board 3.
Simultaneously, the external power drives of said stepless dimming LED lamp is used the USB interface (not shown) of standard, makes it to connect computer in addition, has made things convenient for its mobility, needn't limit to the position of socket.
The foregoing description is the utility model preferred implementation; But the embodiment of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection domain of the utility model.
Claims (4)
1. stepless dimming LED lamp; It is characterized in that: comprise shell and the LED luminescence component, pcb board and the light-inductive device that are arranged in the said shell; Said pcb board is provided with drive circuit and control circuit; Said LED luminescence component is electrically connected with drive circuit, and drive circuit is electrically connected with control circuit, and said light-inductive device is electrically connected with control circuit on the pcb board.
2. a kind of stepless dimming LED lamp according to claim 1 is characterized in that: said stepless dimming LED lamp also comprises fin, and said fin is arranged under the pcb board.
3. a kind of stepless dimming LED lamp according to claim 1 and 2 is characterized in that: the external power drives of said stepless dimming LED lamp is used the USB interface of standard.
4. a kind of stepless dimming LED lamp according to claim 1 is characterized in that: said shell is square, the sphere or the elliposoidal of printing opacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200489508U CN202419283U (en) | 2012-02-15 | 2012-02-15 | Stepless dimming light-emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200489508U CN202419283U (en) | 2012-02-15 | 2012-02-15 | Stepless dimming light-emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202419283U true CN202419283U (en) | 2012-09-05 |
Family
ID=46744045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200489508U Expired - Fee Related CN202419283U (en) | 2012-02-15 | 2012-02-15 | Stepless dimming light-emitting diode (LED) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202419283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730802A (en) * | 2017-04-18 | 2018-11-02 | 林品芝 | Has the light-emitting device of inductor |
-
2012
- 2012-02-15 CN CN2012200489508U patent/CN202419283U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730802A (en) * | 2017-04-18 | 2018-11-02 | 林品芝 | Has the light-emitting device of inductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20140215 |