CN201934991U - Led lamp - Google Patents
Led lamp Download PDFInfo
- Publication number
- CN201934991U CN201934991U CN2010206947125U CN201020694712U CN201934991U CN 201934991 U CN201934991 U CN 201934991U CN 2010206947125 U CN2010206947125 U CN 2010206947125U CN 201020694712 U CN201020694712 U CN 201020694712U CN 201934991 U CN201934991 U CN 201934991U
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- CN
- China
- Prior art keywords
- circuit
- control circuit
- constant
- current control
- led
- 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 - Lifetime
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides an LED lamp which comprises a rectification circuit, a constant control circuit, an MCU (microprogrammed control unit) circuit and an LED series circuit, wherein the rectification circuit is connected with the constant control circuit which is connected with the LED series circuit, and the MCU circuit is connected with the LED series circuit. The LED lamp has the beneficial effects that by utilizing LED with high brightness and adopting a constant control mode for a drive part, the working condition of the LED bulb is not affected, so that the service life of the LED bulb is prolonged, and the LED bulb has even brightness due to the adoption of constant control.
Description
Technical field
The utility model relates to lighting field, relates in particular to a kind of LED lamp.
Background technology
At present the LED lamp has been widely used in the middle of people's the life, but present LED condition of work temperature influence, influenced the service life of LED, and LED brightness is even inadequately, has influenced the quality of LED lamp.
The utility model content
In order to solve the problems of the prior art, the utility model provides a kind of LED lamp.
The utility model provides a kind of LED lamp: comprise rectification circuit, constant-current control circuit, MCU control circuit, LED series circuit, wherein said rectification circuit links to each other with described constant-current control circuit, described constant-current control circuit links to each other with described LED series circuit, and described MCU control circuit links to each other with described LED series circuit.
As further improvement of the utility model, be provided with filter circuit between described rectification circuit and the described constant-current control circuit, described filter circuit input links to each other with described rectification circuit, and described filter circuit output links to each other with described constant-current control circuit.
As further improvement of the utility model, described constant-current control circuit comprises first constant-current control circuit, second constant-current control circuit and the 3rd constant-current control circuit; Described LED series circuit comprises red LED series circuit, blue led series circuit and green LED series circuit; Described first constant-current control circuit links to each other with described red LED series circuit, and described second constant-current control circuit links to each other with described blue led series circuit, and described the 3rd constant-current control circuit links to each other with described green LED series circuit; Described red LED series circuit, described blue led series circuit, described green LED series circuit all link to each other with described MCU control circuit.
As further improvement of the utility model, also comprise overvoltage crowbar, described overvoltage crowbar output links to each other with described rectification circuit, and it is the ac signal of 12V that described overvoltage crowbar receives voltage.
As further improvement of the utility model, also comprise mu balanced circuit, described mu balanced circuit input links to each other with described filter circuit, and described circuit output end of pressure-stabilizing links to each other with described MCU control circuit.
As further improvement of the utility model, described mu balanced circuit is the 5V mu balanced circuit.
As further improvement of the utility model, also comprise aluminium sheet, described LED series circuit is installed on described aluminium or the copper base material wiring board.
The beneficial effects of the utility model are: by adopt constant current control drive pattern in driving circuit section, when allowing each highlighted LED obtain energy fully and limited by the LED current overload, be not subjected to the influence of voltage pulsation on the other hand yet, thereby make the brightness of LED lamp reach stable and even; On the other hand, it can make LED remain on a stationary temperature condition as much as possible under the configuration of aluminium base PCB, thereby has reached the purpose that prolongs the service life of LED.
Description of drawings
Fig. 1 is the circuit block diagram of the utility model LED lamp.
The specific embodiment
As shown in Figure 1, the utility model discloses a kind of LED lamp, comprise rectification circuit 3, constant-current control circuit, MCU control circuit 12, LED series circuit, described rectification circuit 3 links to each other with described constant-current control circuit, described constant-current control circuit links to each other with described LED series circuit, and described MCU control circuit 12 links to each other with described LED series circuit.Be provided with filter circuit 4 between described rectification circuit 3 and the described constant-current control circuit, described filter circuit 4 inputs link to each other with described rectification circuit 3, and described filter circuit 4 outputs link to each other with described constant-current control circuit.
Described constant-current control circuit can comprise first constant-current control circuit 5, second constant-current control circuit 6 and the 3rd constant-current control circuit 7; Described LED series circuit can comprise red LED series circuit 8, blue led series circuit 9 and green LED series circuit 10; Described first constant-current control circuit 5 links to each other with described red LED series circuit 8, and described second constant-current control circuit 6 links to each other with described blue led series circuit 9, and described the 3rd constant-current control circuit 7 links to each other with described green LED series circuit 10; Described red LED series circuit 8, described blue led series circuit 9, described green LED series circuit 10 all link to each other with described MCU control circuit 12.
The utility model also comprises overvoltage crowbar 2, and described overvoltage crowbar 2 outputs link to each other with described rectification circuit 3, and it is the ac signal of 12V that described overvoltage crowbar 2 receives voltage, and these overvoltage crowbar 2 inputs link to each other with 12VAC power supply 1.
The utility model also comprises mu balanced circuit 11, and described mu balanced circuit 11 inputs link to each other with described filter circuit 4, and described mu balanced circuit 11 outputs link to each other with described MCU control circuit 12.Described mu balanced circuit is the 5V mu balanced circuit.The utility model also comprises aluminium sheet, and described LED series circuit is installed on the described aluminium sheet, by this aluminium or copper base material wiring board this LED series circuit is dispelled the heat, and greatly reduces the operating temperature of LED, has guaranteed the quality of LED.
The utility model provides three kinds of color LED, and every kind of color can be controlled separately, and brightness can slowly brighten and deepening, and can every group of LED lamp alternative colors show, has increased the whole artistic effect of LED light.LED lamp of the present utility model can be used for amusement illumination, can be used for fountain light play up, especially splendid as water-bed color lamp effect.And by microprocessor control constant-current control circuit, make LED send the light of different colours, the color of light can be described as dazzlingly beautiful multicoloured, and comprises overvoltage crowbar 2, makes that the utility model circuit safety is energy-efficient.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. LED lamp, it is characterized in that: comprise rectification circuit, constant-current control circuit, MCU control circuit, LED series circuit, wherein said rectification circuit links to each other with described constant-current control circuit, described constant-current control circuit links to each other with described LED series circuit, and described MCU control circuit links to each other with described LED series circuit.
2. LED lamp according to claim 1, it is characterized in that: be provided with filter circuit between described rectification circuit and the described constant-current control circuit, described filter circuit input links to each other with described rectification circuit, and described filter circuit output links to each other with described constant-current control circuit.
3. LED lamp according to claim 2 is characterized in that: described constant-current control circuit comprises first constant-current control circuit, second constant-current control circuit and the 3rd constant-current control circuit; Described LED series circuit comprises red LED series circuit, blue led series circuit and green LED series circuit; Described first constant-current control circuit links to each other with described red LED series circuit, and described second constant-current control circuit links to each other with described blue led series circuit, and described the 3rd constant-current control circuit links to each other with described green LED series circuit; Described red LED series circuit, described blue led series circuit, described green LED series circuit all link to each other with described MCU control circuit.
4. LED lamp according to claim 3 is characterized in that: also comprise overvoltage crowbar, described overvoltage crowbar output links to each other with described rectification circuit, and it is the ac signal of 12V that described overvoltage crowbar receives voltage.
5. LED lamp according to claim 4 is characterized in that: also comprise mu balanced circuit, described mu balanced circuit input links to each other with described filter circuit, and described circuit output end of pressure-stabilizing links to each other with described MCU control circuit.
6. LED lamp according to claim 5 is characterized in that: described mu balanced circuit is the 5V mu balanced circuit.
7. LED lamp according to claim 6 is characterized in that: also comprise aluminium sheet, described LED series circuit is installed on described aluminium or the copper base material wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206947125U CN201934991U (en) | 2010-12-31 | 2010-12-31 | Led lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206947125U CN201934991U (en) | 2010-12-31 | 2010-12-31 | Led lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201934991U true CN201934991U (en) | 2011-08-17 |
Family
ID=44446510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206947125U Expired - Lifetime CN201934991U (en) | 2010-12-31 | 2010-12-31 | Led lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201934991U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453351A (en) * | 2012-05-31 | 2013-12-18 | 东芝照明技术株式会社 | Light-emitting module |
| CN105430807A (en) * | 2015-12-23 | 2016-03-23 | 袁志贤 | Four-color control LED lamp |
| WO2017107080A1 (en) * | 2015-12-23 | 2017-06-29 | 袁志贤 | Four-color control led lamp |
-
2010
- 2010-12-31 CN CN2010206947125U patent/CN201934991U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453351A (en) * | 2012-05-31 | 2013-12-18 | 东芝照明技术株式会社 | Light-emitting module |
| CN105430807A (en) * | 2015-12-23 | 2016-03-23 | 袁志贤 | Four-color control LED lamp |
| WO2017107080A1 (en) * | 2015-12-23 | 2017-06-29 | 袁志贤 | Four-color control led lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Longgang District of Shenzhen City, Guangdong province 518000 Pinghu street community shansha Shan Keng Road Patentee after: Jinjin Precision Tchnology (Shenzhen) Co.,Ltd. Address before: Longgang District of Shenzhen City, Guangdong province 518000 Pinghu street community shansha Shan Keng Road Patentee before: ADVANCE TECHNOLOGY Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |