CN204284988U - A kind of constant current LED lamp - Google Patents
A kind of constant current LED lamp Download PDFInfo
- Publication number
- CN204284988U CN204284988U CN201420651661.6U CN201420651661U CN204284988U CN 204284988 U CN204284988 U CN 204284988U CN 201420651661 U CN201420651661 U CN 201420651661U CN 204284988 U CN204284988 U CN 204284988U
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- CN
- China
- Prior art keywords
- constant
- chip microcomputer
- circuit
- led
- current
- 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
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Classifications
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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 kind of constant current LED lamp, comprise remote controller and lamp casing and be arranged on the power supply of described lamp casing inside, power supply is in sequential series is connected with regulator rectifier circuit, single-chip microcomputer and LED array, remote controller is connected with described single-chip microcomputer by radio frequency receiver, in sequential seriesly between single-chip microcomputer and LED array be connected with brightness regulator, constant voltage drive circuit and constant-current drive circuit, be connected with bridgt circuit between RF receiving circuit and described single-chip microcomputer, regulator rectifier circuit connects described constant-current driving power supply.The beneficial effects of the utility model: by arranging brightness regulator, constant voltage drive circuit and constant-current drive circuit, avoid LED lamp to be subject to heavy current impact, have ensured the service life of LED; And by arranging bridgt circuit, when making LED in off position, constant pressure source module and constant-current source module are also in power-off closed condition, effectively save energy loss.
Description
Technical field
The utility model relates to technical field of lamps, specifically, relates to a kind of constant current LED lamp.
Background technology
LED light source have power consumption less, the advantage such as applicability is strong, stability is high, the response time is short, environmentally safe, be widely used in modern house illumination.There is the LED of some band remote controls in the market, can its switch of Long-distance Control, very easy to use, but due to light source power and control circuit power sharing Switching Power Supply of the LED of this kind of band remote control, during switch, LED can be subject to the impact of big current, and LED does not have protection circuit, affect LED service life; And these LED are after closedown, the power unit of LED remains the normal operating conditions being in energising, no matter whether LED lamp works, its power unit power consumption is almost identical, wastes a large amount of electric energy, is unfavorable for energy-conserving and environment-protective.
Low for service life for the LED in existing correlation technique, the problem that power consumption is large, not yet proposes effective solution at present.
Utility model content
Low for service life for the LED in existing correlation technique, the problem that power consumption is large, the utility model proposes a kind of constant current LED lamp, can extend its service life, reduces power consumption.
The technical solution of the utility model is achieved in that
A kind of constant current LED lamp, comprise remote controller and lamp casing and be arranged on the power supply of described lamp casing inside, described power supply is in sequential series is connected with regulator rectifier circuit, single-chip microcomputer and LED array, described remote controller is connected with described single-chip microcomputer by radio frequency receiver, in sequential seriesly between described single-chip microcomputer and described LED array be connected with brightness regulator, constant voltage drive circuit and constant-current drive circuit, be connected with bridgt circuit between described RF receiving circuit and described single-chip microcomputer, described regulator rectifier circuit connects described constant-current driving power supply.
Further, flow-limiting voltage-stabilizing circuit is connected with between described regulator rectifier circuit and described single-chip microcomputer.
Further, described single-chip microcomputer is connected with microwave radar.
Further, described remote controller comprises touch screen remote controller.
The beneficial effects of the utility model: by arranging brightness regulator, constant voltage drive circuit and constant-current drive circuit, avoid LED lamp to be subject to heavy current impact, have ensured the service life of LED; And by arranging bridgt circuit, when making LED in off position, constant pressure source module and constant-current source module are also in power-off closed condition, effectively save energy loss.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structured flowchart of the constant current LED lamp according to the utility model embodiment.
In figure:
1, power supply; 2, regulator rectifier circuit; 3, flow-limiting voltage-stabilizing circuit; 4, microwave radar; 5, single-chip microcomputer; 6, brightness regulator; 7, constant voltage drive circuit; 8, constant-current drive circuit; 9, remote controller; 10, LED array; 11, bridgt circuit; 12, RF receiving circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
As shown in Figure 1, according to a kind of constant current LED lamp of the utility model embodiment, comprise remote controller 9 and lamp casing and be arranged on the power supply 1 of described lamp casing inside, described power supply 1 is in sequential series is connected with regulator rectifier circuit 2, single-chip microcomputer 5 and LED array 10, described remote controller 9 is connected with described single-chip microcomputer 5 by radio frequency receiver 12, in sequential seriesly between described single-chip microcomputer 5 and described LED array 10 be connected with brightness regulator 6, constant voltage drive circuit 7 and constant-current drive circuit 8, bridgt circuit 11 is connected with between described RF receiving circuit 12 and described single-chip microcomputer 5, described regulator rectifier circuit 2 connects described constant-current driving power supply 8.
In addition, in one embodiment, between described regulator rectifier circuit 2 and described single-chip microcomputer 5, be connected with flow-limiting voltage-stabilizing circuit 3, by arranging flow-limiting voltage-stabilizing circuit 3, protect single-chip microcomputer 5 further, avoiding burning chip.
In addition, in another embodiment, described single-chip microcomputer 5 is connected with microwave radar 4, and by arranging microwave radar 4, open radar mode, when the external world has moved object, LED will open automatically.
In actual applications, for remote controller 9, can be touch screen remote controller also can be button remote controller, determine according to the real needs of user.
In sum, by means of technique scheme of the present utility model, by arranging brightness regulator 6, constant voltage drive circuit 7 and constant-current drive circuit 8, avoiding LED lamp to be subject to heavy current impact, having ensured the service life of LED; And by arranging bridgt circuit 11, when making LED in off position, constant pressure source module 7 and constant-current source module 8 are also in power-off closed condition, effectively save energy loss.
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 amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a constant current LED lamp, comprise remote controller (9) and lamp casing and be arranged on the power supply (1) of described lamp casing inside, described power supply (1) is in sequential series is connected with regulator rectifier circuit (2), single-chip microcomputer (5) and LED array (10), described remote controller (9) is connected with described single-chip microcomputer (5) by radio frequency receiver (12), it is characterized in that: in sequential seriesly between described single-chip microcomputer (5) and described LED array (10) be connected with brightness regulator (6), constant voltage drive circuit (7) and constant-current drive circuit (8), bridgt circuit (11) is connected with between described RF receiving circuit (12) and described single-chip microcomputer (5), described regulator rectifier circuit (2) connects described constant-current driving power supply (8).
2. constant current LED lamp according to claim 1, is characterized in that: be connected with flow-limiting voltage-stabilizing circuit (3) between described regulator rectifier circuit (2) and described single-chip microcomputer (5).
3. constant current LED lamp according to claim 1, is characterized in that: described single-chip microcomputer (5) is connected with microwave radar (4).
4. constant current LED lamp according to claim 1, is characterized in that: described remote controller (9) comprises touch screen remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651661.6U CN204284988U (en) | 2014-11-03 | 2014-11-03 | A kind of constant current LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651661.6U CN204284988U (en) | 2014-11-03 | 2014-11-03 | A kind of constant current LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204284988U true CN204284988U (en) | 2015-04-22 |
Family
ID=52868143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420651661.6U Expired - Fee Related CN204284988U (en) | 2014-11-03 | 2014-11-03 | A kind of constant current LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204284988U (en) |
-
2014
- 2014-11-03 CN CN201420651661.6U patent/CN204284988U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20171103 |