CN2901019Y - LED lighting lamp - Google Patents
LED lighting lamp Download PDFInfo
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- CN2901019Y CN2901019Y CNU2006200569386U CN200620056938U CN2901019Y CN 2901019 Y CN2901019 Y CN 2901019Y CN U2006200569386 U CNU2006200569386 U CN U2006200569386U CN 200620056938 U CN200620056938 U CN 200620056938U CN 2901019 Y CN2901019 Y CN 2901019Y
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Abstract
The utility model discloses a LED lighting apparatus for illuminating, comprising a tube, a PCB board with a circuit positioned in the tube, a plurality of LED lamps provided on the PCB board and end caps fixedly provided on the two sides of the tube. The utility model is characterized in that the PCB with the circuit is equipped with a constant-current IC, the constant-current IC and the operating current which can adjust the LED lamp are provided on the circuit of the lighting apparatus, thereby protecting the LED lamp from being damaged by the impact of the current flow, and the utility model is applicable to the operating voltage of alternating current for the common daylight lamp.
Description
Technical field
The utility model relates to the semiconductor lighting technology, refers in particular to a kind of LED light fixture that can be used for throwing light on.
Background technology
The existing light fixture that is used to throw light on all adopts incandescent lamp, electricity-saving lamp etc. to be unfavorable for the material making of environmental protection, though can reach illuminating effect, the power consumption height of lamp, service life lack.Along with the enhancing of people's energy-conserving and environment-protective consciousness, the energy-conserving and environment-protective light fixture of being made by LED (light emitting diode) is applied to lighting field gradually, and the light fixture that LED makes has the characteristics of energy-saving and environmental protection, long service life and generally accepted by people.But the existing LED light fixture that is applied to throw light on can not be applicable to that (it is 90V～265V) that the general whole world is suitable for operating voltage for the alternating current operating voltage of common fluorescent lamp, and can not mutual alternative with on the market common fluorescent tube, exist restraining factors for large-area popularizing.
Summary of the invention
The purpose of this utility model is to provide a kind of LED lighting, and it is applicable to the operating voltage of common fluorescent lamp alternating current, can be made into the size of existing fluorescent tube, power saving fluorescent lamps, with fluorescent tube, interchangeable, the alternative use of power saving fluorescent lamps.
In order to achieve the above object, the utility model is realized by following technical scheme.
A kind of LED lighting, comprise fluorescent tube, be located at charged road in the fluorescent tube pcb board, be located at a plurality of LED lamps on the pcb board and be fixed on the fluorescent tube end covers at two sides and form, it is characterized in that: the pcb board on charged road is provided with a constant current IC, (1) pin of constant current IC connects bridge rectifier (D1) through filter capacitor (C1, C2), bridge rectifier (D1) is through current-limiting resistance (R7) alternating current of plugging into, alternating current connects the positive pole that diode (D5) is connected to the LED lamp after rectification, diode (D5) is parallel to the LED lamp; (12) pin of constant current IC connects filter capacitor (C3), resistance (R1, R5, R3), electric capacity (C4) connect (12,13) pin of constant current IC, (4) pin of constant current IC connects resistance (R4), is adjusted the drive current of FET (Q1) by (12,13,4) pin of constant current IC; Drive current connects FET (Q1) output by (8) pin of constant current IC, and FET (Q1) connects inductance (L1), and inductance (L1) is connected to the negative pole of LED lamp; Frequency resistance (R2) connects (14) pin of constant current IC, is the frequency of oscillation adjustment.
The utility model beneficial effect is, has adopted to be provided with constant current IC in the circuit of lighting, can adjust the operating current of LED lamp, and protection LED lamp is applicable to the operating voltage of common fluorescent lamp alternating current because of the impact of electric current damages.And the making of fluorescent tube can be made into and has fluorescent tube, size that power saving fluorescent lamps is identical now, be used interchangeably with fluorescent tube, power saving fluorescent lamps, also can substitute fluorescent tube, power saving fluorescent lamps uses, popularizing for the large tracts of land of LED light fixture provides preferable technical solution.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model LED lighting
Fig. 2 is the assembled state figure of Fig. 1
Fig. 3 is the circuit diagram of the utility model LED lighting
The specific embodiment
A kind of LED lighting shown in Fig. 1, Fig. 2, comprise fluorescent tube 1, be located at charged road in the fluorescent tube 1 pcb board 2, be located at a plurality of LED lamps 3 on the pcb board 2 and be fixed on fluorescent tube 1 end covers at two sides 11 and form.Fluorescent tube 1 adopts Transparent lamp tube, can be made into and existing fluorescent tube, size that power saving fluorescent lamps is identical.Pcb board 2 fastens by two catching grooves 12 of being located at fluorescent tube 1 inwall, also can adopt other activity fixed form.LED lamp 3 is for adopting a plurality of composition one strips, the LED lamp 3 of one or more at least arranged be located on the pcb board 2.Be provided with end cap 11 in the both sides of fluorescent tube 1, for anti-sealing infiltrates fluorescent tube 1, the gelatine layer of can setting up defences on pcb board 2 also can be at the junction encapsulating of end cap 11 with fluorescent tube 1.
The circuit diagram of LED lighting as shown in Figure 2, wherein the pcb board on charged road is provided with a constant current IC HV9910BD2,1 pin of constant current IC connects bridge rectifier D 1 through filter capacitor C1, C2, bridge rectifier D 1 is through the current-limiting resistance R7 alternating current 85VAC-265VAC that plugs into, and alternating current connects the positive pole that diode D5 is connected to LED lamp D6～D37 after rectification.The LED lamp is formed four by D6～D37, and every is provided with 8 LED lamps.Diode D5 is parallel to the LED lamp, can protect the LED lamp to damage because of dash current.12 pin of constant current IC connect filter capacitor C3, and resistance R 1, R5, R3, capacitor C 4 connect 12,13 pin of constant current IC, and 4 pin of constant current IC connect resistance R 4, are adjusted the drive current of FET Q1 by 12,13,4 pin of constant current IC.Drive current connects FET Q1 output by 8 pin of constant current IC, and FET Q1 connects inductance L 1, and inductance L 1 is connected to the negative pole of LED lamp D6～D37; Frequency resistance R 2 connects 14 pin of constant current IC, is the frequency of oscillation adjustment.
The circuit theory of the utility model LED lighting is: this circuit is that 85V exchanges input to 265V; be fit to global civil power operating voltage; filter capacitor C1 limits dash current; through the rectification of bridge rectifier D Bridge 1 formula; behind filter capacitor C1 LPF and the filter capacitor C2 High frequency filter; obtain 1 pin that the little DC voltage of ripple factor enters constant current IC HV9910BD2; 12 of constant current IC; 13; 4 pin are adjusted the drive current of Q1; 8 pin output by constant current IC; 14 pin of constant current IC are the frequency of oscillation adjustment; diode D5 can protect the LED lamp to damage because of dash current; resistance R 4; 1 of inductance L is adjusted the operating current of LED lamp, make the LED lamp stable be operated in normal condition.
Claims (1)
1, a kind of LED lighting, comprise fluorescent tube, be located at charged road in the fluorescent tube pcb board, establish a plurality of LED lamps on the pcb board and be fixed on the fluorescent tube end covers at two sides and form, it is characterized in that: the pcb board on charged road is provided with a constant current IC, (1) pin of constant current IC connects bridge rectifier (D1) through filter capacitor (C1, C2), bridge rectifier (D1) is through current-limiting resistance (R7) alternating current of plugging into, alternating current connects the positive pole that diode (D5) is connected to the LED lamp after rectification, diode (D5) is parallel to the LED lamp; (12) pin of constant current IC connects filter capacitor (C3), resistance (R1, R5, R3), electric capacity (C4) connect (12,13) pin of constant current IC, (4) pin of constant current IC connects resistance (R4), is adjusted the drive current of FET (Q1) by (12,13,4) pin of constant current IC; Drive current connects FET (Q1) output by (8) pin of constant current IC, and FET (Q1) connects inductance (L1), and inductance (L1) is connected to the negative pole of LED lamp; Frequency resistance (R2) connects (14) pin of constant current IC, is the frequency of oscillation adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200569386U CN2901019Y (en) | 2006-03-23 | 2006-03-23 | LED lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200569386U CN2901019Y (en) | 2006-03-23 | 2006-03-23 | LED lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2901019Y true CN2901019Y (en) | 2007-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200569386U Expired - Fee Related CN2901019Y (en) | 2006-03-23 | 2006-03-23 | LED lighting lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN2901019Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101309534A (en) * | 2007-05-17 | 2008-11-19 | 张建平 | High-brightness illuminating system for vehicle |
| CN101275718B (en) * | 2007-03-30 | 2010-04-21 | 晶宏半导体股份有限公司 | Light source group with protecting mechanism |
| CN101064980B (en) * | 2007-05-23 | 2011-03-16 | 青春茂 | LED daylight lighting lamp |
| CN101184354B (en) * | 2007-12-12 | 2011-04-20 | 深圳市麦格米特电气技术有限公司 | Three primary colors LED fast constant-current driving circuit |
| CN101398157B (en) * | 2007-09-28 | 2011-09-21 | 东莞市精航科技有限公司 | Lamp panel structure process of LED lamp |
| CN102318441A (en) * | 2008-12-16 | 2012-01-11 | 莱德尼德控股股份有限公司 | Led tube system for retrofitting fluorescent lighting |
| CN102387633A (en) * | 2011-07-01 | 2012-03-21 | 山水照明科技(常熟)有限公司 | Light emitting diode (LED) corrugated lamp circuit and LED corrugated lamp |
| CN102573225A (en) * | 2011-12-23 | 2012-07-11 | 东莞市亿凌电子有限公司 | LED lamp and power supply module thereof |
| CN102913791A (en) * | 2012-10-22 | 2013-02-06 | 西安明泰半导体科技有限公司 | Distributed type safety setting method of LED (light emitting diode) daylight light source board driven by IC (integrated circuit) |
| CN104832822A (en) * | 2015-05-12 | 2015-08-12 | 深圳市毅宁亮照明有限公司 | Constant-voltage power-supply constant-current driving circuit and LED (Light-Emitting Diode) lamp strip |
| CN105864654A (en) * | 2016-06-07 | 2016-08-17 | 深圳市泓亚智慧科技股份有限公司 | Low-power-consumption cuttable constant-current LED lamp strip |
| CN107620881A (en) * | 2017-09-28 | 2018-01-23 | 李�杰 | A kind of Novel LED lamp |
-
2006
- 2006-03-23 CN CNU2006200569386U patent/CN2901019Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101275718B (en) * | 2007-03-30 | 2010-04-21 | 晶宏半导体股份有限公司 | Light source group with protecting mechanism |
| CN101309534A (en) * | 2007-05-17 | 2008-11-19 | 张建平 | High-brightness illuminating system for vehicle |
| CN101064980B (en) * | 2007-05-23 | 2011-03-16 | 青春茂 | LED daylight lighting lamp |
| CN101398157B (en) * | 2007-09-28 | 2011-09-21 | 东莞市精航科技有限公司 | Lamp panel structure process of LED lamp |
| CN101184354B (en) * | 2007-12-12 | 2011-04-20 | 深圳市麦格米特电气技术有限公司 | Three primary colors LED fast constant-current driving circuit |
| CN102318441B (en) * | 2008-12-16 | 2015-03-25 | 莱德尼德控股股份有限公司 | Led tube system for retrofitting fluorescent lighting |
| CN102318441A (en) * | 2008-12-16 | 2012-01-11 | 莱德尼德控股股份有限公司 | Led tube system for retrofitting fluorescent lighting |
| CN102387633A (en) * | 2011-07-01 | 2012-03-21 | 山水照明科技(常熟)有限公司 | Light emitting diode (LED) corrugated lamp circuit and LED corrugated lamp |
| CN102573225A (en) * | 2011-12-23 | 2012-07-11 | 东莞市亿凌电子有限公司 | LED lamp and power supply module thereof |
| CN102913791A (en) * | 2012-10-22 | 2013-02-06 | 西安明泰半导体科技有限公司 | Distributed type safety setting method of LED (light emitting diode) daylight light source board driven by IC (integrated circuit) |
| CN102913791B (en) * | 2012-10-22 | 2014-08-20 | 西安明泰半导体科技有限公司 | Distributed type safety setting method of LED (light emitting diode) daylight light source board driven by IC (integrated circuit) |
| CN104832822A (en) * | 2015-05-12 | 2015-08-12 | 深圳市毅宁亮照明有限公司 | Constant-voltage power-supply constant-current driving circuit and LED (Light-Emitting Diode) lamp strip |
| CN105864654A (en) * | 2016-06-07 | 2016-08-17 | 深圳市泓亚智慧科技股份有限公司 | Low-power-consumption cuttable constant-current LED lamp strip |
| CN107620881A (en) * | 2017-09-28 | 2018-01-23 | 李�杰 | A kind of Novel LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |