CN201902900U - Alternating-current LED (light-emitting diode) fluorescent lamp - Google Patents
Alternating-current LED (light-emitting diode) fluorescent lamp Download PDFInfo
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- CN201902900U CN201902900U CN2010206265520U CN201020626552U CN201902900U CN 201902900 U CN201902900 U CN 201902900U CN 2010206265520 U CN2010206265520 U CN 2010206265520U CN 201020626552 U CN201020626552 U CN 201020626552U CN 201902900 U CN201902900 U CN 201902900U
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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
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides an alternating-current LED (light-emitting diode) fluorescent lamp which is not driven by a switch power supply and can be driven directly by using alternating-current power. The alternating-current LED fluorescent lamp comprises two lamp sockets, a radiating body, a light source circuit board, a direct-current LED light source, a lamp shade and a driving plate, wherein the radiating body, the light source circuit board and the lamp shade are arranged between the two lamp sockets; the radiating body and the lamp cover are oppositely arranged and form a closed whole body with the two lamp sockets; the direct-current LED light source is arranged on the light source circuit board; the driving plate is electrically connected with the light source circuit board; and the direct-current LED is packaged by blue-light LED chips and yellow fluorescent powder with an afterglow characteristic. The alternating-current LED fluorescent lamp is directly lighted under an alternating voltage of 220V or 110V by utilizing the common blue-light LED chips and the yellow fluorescent powder with the afterglow characteristic and high afterglow brightness of more than 20ms, thereby making up lighting brightness during intermittent time and eliminating stroboscopic effect to obtain stable white light when working with an alternating-current power supply of not lower than 50Hz.
Description
Technical field
The utility model relates to the LED fluorescent lamp, especially a kind of AC LED fluorescent lamp.
Background technology
Along with human society is constantly progressive, urbanization process is more and more faster, and resource consumption and environmental pollution are following, and becomes the key factor that hinders Community health's development, and the new technology of various raising efficiency of energy utilization, the demand of new equipment are increasing.At lighting field, the technological progress under this background of LED semiconductor lighting is very fast, is progressively accepted by market, and the application scale is increasing.In existing LED lighting apparatus, adopt the Switching Power Supply constant-current drive technology of comparative maturity mostly, its advantage is that operating current is stable, the actuation techniques comparative maturity.But some significant disadvantages are also arranged, and the reliability of driver is not very high, and the life-span generally all is lower than the life-span of led light source.In the small size light fixture, the conversion efficiency of driver is all not too high, and the volume of light fixture is difficult to do little.A kind of mode that adopts integrated circuit now also occurs, a lot of little chips have been packaged together by string and compound mode, can directly use the LED of 220V or 110V alternating current.It is high that but this scheme requires encapsulation technology, and the equipment input is bigger, and cost is higher relatively.
The utility model content
Technical problem to be solved in the utility model provides a kind of without the Switching Power Supply driving, can directly use to exchange electrically driven (operated) AC LED fluorescent lamp, and have the advantage that cost is low, volume is little, conversion efficiency is high.
The technical scheme that the utility model technical solution problem is adopted is: the AC LED fluorescent lamp, comprise 2 lamp sockets, radiator, the circuit of light sources plate, direct-current LED light source and lampshade, described radiator, circuit of light sources plate and lampshade are installed between 2 lamp sockets, described radiator and lampshade are oppositely arranged and constitute a sealing integral body with 2 lamp sockets, described direct-current LED light source is arranged on the circuit of light sources plate, also comprise drive plate, described drive plate is electrically connected with the circuit of light sources plate, and described direct-current LED is to be formed by blue-light LED chip and the yellow fluorescent powder encapsulation that has light-decay characteristic.
The beneficial effects of the utility model are: abandoned and adopted the Switching Power Supply driving method that the life-span is short, volume is big, cost is higher, after directly adopting the simple electronic circuit rectification, utilize common blue-light LED chip to be added with the yellow fluorescent powder of light-decay characteristic, under 220V or 110V alternating voltage, directly light, fluorescent material has the above high after-glow brightness of 20ms simultaneously, when guaranteeing under being not less than the AC power of 50HZ, to work, can remedy the luminosity of intermittent time, eliminate stroboscopic effect, obtain stable white light.
Description of drawings
Fig. 1 is front view of the present utility model (part section);
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the schematic cross-section of radiator of the present utility model;
Fig. 4 is the structural representation of lamp socket of the present utility model;
Fig. 5 is a circuit connection diagram of the present utility model;
Fig. 6 is an another kind of circuit connection diagram of the present utility model;
Fig. 7 is the third circuit connection diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As Fig. 1-shown in Figure 4, AC LED fluorescent lamp of the present utility model comprises lamp socket 1, radiator 2, drive plate 3, circuit of light sources plate 4, direct-current LED light source 5 and lampshade 6.Described radiator 2, circuit of light sources plate 4 and lampshade 6 are installed between 2 lamp sockets 1, described radiator 2 and lampshade 6 are oppositely arranged and constitute a sealing integral body with 2 lamp sockets 1, described direct-current LED light source 5 is arranged on the circuit of light sources plate 4, described drive plate 3 is electrically connected with circuit of light sources plate 4, described direct-current LED light source 5 is by blue-light LED chip and is with the gold-tinted fluorescent material encapsulation of light-decay characteristic to form, can produce the above high brightness twilight sunset of 20ms after lighting, can be not less than steady operation under the pulse current of 50HZ.
Lampshade 6 is arranged in the mounting groove 204 of radiator 2, and promptly lampshade 4 is fixed on the radiator 2 by the bayonet socket mode, also can be fixed on the radiator 2 by the mode of playing glue.
Circuit of light sources plate 4 is arranged on the slot 202 of radiator 2, circuit of light sources plate 4 is provided with circuit, direct-current LED light source 5 is welded on circuit of light sources plate 4 by the mode of series, parallel or connection in series-parallel combination, and circuit of light sources plate 4 conducts the heat that direct-current LED light source 5 produces by radiator 2.Described circuit of light sources plate 4 adopts the good material of heat conduction to make, and can be metal, pottery or copper foil material.
Above-mentioned drive plate 3 adopts one deck insulating materials to isolate, and prevents short circuit.
First kind as shown in Figure 5, drive plate 3 comprises protective tube 301, rectifier cell 302 and current-limiting resistance 303, rectifier cell 302, current-limiting resistance 303 are connected with the mode of direct-current LED light source 5 by series connection, and in parallelly connect with protective tube 301 after one or more groups again, can certainly be not in parallel.When circuit passed to 220V or 110V alternating current, under improper situation, under the promptly extra-heavy situation, protective tube 301 was as the safeguard protection element in the circuit, by self fusing safety cut-off and holding circuit.And rectifier cell 302 becomes direct current that circuit is powered AC rectification, lights direct-current LED light source 5, and current-limiting resistance 303 plays electric current in the restriction circuit, and protection direct-current LED light source 5 does not suffer the impact of big electric current.
Second kind as shown in Figure 6, drive plate 3 comprises protective tube 301, rectifier cell 302, current-limiting resistance 303 and decompression capacitor 304, rectifier cell 302, current-limiting resistance 303, decompression capacitor 304 are connected with the mode of direct-current LED light source 5 by series connection, and in parallel connect with protective tube 301 again after one or more groups, can certainly be not in parallel.When circuit passed to 220V or 110V alternating current, under improper situation, under the promptly extra-heavy situation, protective tube 301 was as the safeguard protection element in the circuit, by self fusing safety cut-off and holding circuit.And rectifier cell 302 becomes direct current that circuit is powered AC rectification, lights direct-current LED light source 5, and current-limiting resistance 303 plays electric current in the restriction circuit, and protection direct-current LED light source 5 does not suffer the impact of big electric current.Decompression capacitor 304 plays step-down and current limliting, utilize its capacitive reactance that under the AC signal frequency, produces to limit maximum operating current, after obtaining stable electric current, become direct current that circuit is powered AC rectification by rectifier cell 302 again, light direct-current LED light source 5.
The third as shown in Figure 7, drive plate 3 comprises protective tube 301, rectifier cell 302, current-limiting resistance 303, decompression capacitor 304 and inductance 305, rectifier cell 302, current-limiting resistance 303, decompression capacitor 304, inductance 305 are connected with the mode of direct-current LED light source 5 by series connection, and in parallel connect with protective tube 301 again after one or more groups, can certainly be not in parallel.When circuit passed to 220V or 110V alternating current, under improper situation, under the promptly extra-heavy situation, protective tube 301 was as the safeguard protection element in the circuit, by self fusing safety cut-off and holding circuit.And rectifier cell 302 becomes direct current that circuit is powered AC rectification, lights direct-current LED light source 5, and current-limiting resistance 303 plays electric current in the restriction circuit, and protection direct-current LED light source 5 does not suffer the impact of big electric current.Decompression capacitor 304 plays step-down and current limliting, utilize its capacitive reactance that under the AC signal frequency, produces to limit maximum operating current, after obtaining stable electric current, become direct current that circuit is powered AC rectification by rectifier cell 302 again, light direct-current LED light source 5.Inductance 305 plays step-down constant current and power factor compensation.
Lamp socket 1 can adopt the plastic materials such as ABS, PC of insulation to make, and also can adopt ceramic material to make.Respectively be provided with 2 copper electrodes of connecting by shorting stub 103 101 on 2 lamp sockets 1, and by copper electrode 101 outgoing cables 104, drive plate 3, circuit of light sources plate 4 and cable 104 are electrically connected, cable 104 is connected with the AC-N item and the AC-L item of civil power respectively, just 2 cables 104 on the circuit of light sources plate 4 are connected with the AC-N item and the AC-L item of civil power respectively, can obtain direct current pulse power source by drive plate 3, in order to drive direct-current LED light source 5.When supplying with the alternating current of 220V, 50Hz or 110V, 60Hz, just can light the direct-current LED light source 5 on the circuit of light sources plate 4, fluorescent material on the direct-current LED light source 5 has the above high after-glow brightness of 20ms, guarantee under the frequency of 50HZ or 60HZ, can remedy the luminosity of intermittent time, eliminate stroboscopic effect, obtain stable white light.
The contact pin interface size of above-mentioned lamp socket 1 can be T10, T8, T5 and T4 etc.
Claims (6)
1. AC LED fluorescent lamp, comprise 2 lamp sockets (1), radiator (2), circuit of light sources plate (4), direct-current LED light source (5) and lampshade (6), described radiator (2), circuit of light sources plate (4) and lampshade (6) are installed between 2 lamp sockets (1), described radiator (2) and lampshade (6) are oppositely arranged and constitute a sealing integral body with 2 lamp sockets (1), described direct-current LED light source (5) is arranged on the circuit of light sources plate (4), it is characterized in that: also comprise drive plate (3), described drive plate (3) is electrically connected with circuit of light sources plate (4), and described direct-current LED (5) is to be formed by blue-light LED chip and the yellow fluorescent powder encapsulation that has light-decay characteristic.
2. AC LED fluorescent lamp according to claim 1, it is characterized in that: described radiator (2) is provided with slot (202), division board (203) and mounting groove (204), described lampshade (6) is arranged in the mounting groove (204), and described circuit of light sources plate (4) is arranged on the slot (202).
3. AC LED fluorescent lamp according to claim 1 is characterized in that: described drive plate (3) comprises protective tube (301), rectifier cell (302) and current-limiting resistance (303).
4. AC LED fluorescent lamp according to claim 3 is characterized in that: described drive plate (3) also comprises decompression capacitor (304) and/or inductance (305).
5. AC LED fluorescent lamp according to claim 1 is characterized in that: 2 cables (104) on the described circuit of light sources plate (4) are connected with the AC-N item and the AC-L item of civil power respectively.
6. AC LED fluorescent lamp according to claim 1, it is characterized in that: respectively be provided with 2 copper electrodes of connecting by shorting stub (103) (101) on described 2 lamp sockets (1), and by copper electrode (101) outgoing cable (104), described drive plate (3), circuit of light sources plate (4) and cable (104) are electrically connected, and the cable (104) on 2 lamp sockets (1) is connected with the AC-N item and the AC-L item of civil power respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206265520U CN201902900U (en) | 2010-11-26 | 2010-11-26 | Alternating-current LED (light-emitting diode) fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206265520U CN201902900U (en) | 2010-11-26 | 2010-11-26 | Alternating-current LED (light-emitting diode) fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902900U true CN201902900U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206265520U Expired - Fee Related CN201902900U (en) | 2010-11-26 | 2010-11-26 | Alternating-current LED (light-emitting diode) fluorescent lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN201902900U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980055A (en) * | 2011-09-07 | 2013-03-20 | 龙岩市易佰特节能照明有限公司 | Light emitting diode (LED) daylight lamp |
| CN103327672A (en) * | 2012-03-21 | 2013-09-25 | 黄焕珠 | LED fluorescent lamp capable of automatically regulating voltage (light) |
| CN104754794A (en) * | 2013-12-25 | 2015-07-01 | 宝钢金属有限公司 | Method for solving frequent flicker of AC-LED (Alternating Current-Light Emitting Diode) |
| CN106287260A (en) * | 2016-09-29 | 2017-01-04 | 东莞市善时照明科技有限公司 | LED wiring board and LED and the application process of glimmer after eliminating LED power-off |
| CN107005009A (en) * | 2015-04-24 | 2017-08-01 | 陈锦焜 | Socket-type light fixture and its socket |
-
2010
- 2010-11-26 CN CN2010206265520U patent/CN201902900U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980055A (en) * | 2011-09-07 | 2013-03-20 | 龙岩市易佰特节能照明有限公司 | Light emitting diode (LED) daylight lamp |
| CN103327672A (en) * | 2012-03-21 | 2013-09-25 | 黄焕珠 | LED fluorescent lamp capable of automatically regulating voltage (light) |
| CN104754794A (en) * | 2013-12-25 | 2015-07-01 | 宝钢金属有限公司 | Method for solving frequent flicker of AC-LED (Alternating Current-Light Emitting Diode) |
| CN107005009A (en) * | 2015-04-24 | 2017-08-01 | 陈锦焜 | Socket-type light fixture and its socket |
| CN106287260A (en) * | 2016-09-29 | 2017-01-04 | 东莞市善时照明科技有限公司 | LED wiring board and LED and the application process of glimmer after eliminating LED power-off |
| CN106287260B (en) * | 2016-09-29 | 2022-08-05 | 东莞市善时照明科技有限公司 | LED lamp circuit board, LED lamp and application method for eliminating slight brightness of LED lamp after power failure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 611731 Sichuan city of Chengdu province high tech Zone (West) New Road No. 2 Patentee after: Sichuan Sunfor Light Co., Ltd. Address before: 611731 Sichuan city of Chengdu province high tech Zone (West) New Road No. 2 Patentee before: Sichuan Sunfor Lighting Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: AC LED fluorescent tube and drive control device thereof Effective date of registration: 20140811 Granted publication date: 20110720 Pledgee: Sichuan economic and technological Finance Guarantee Center Pledgor: Sichuan Sunfor Light Co., Ltd. Registration number: 2014510000021 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150612 Granted publication date: 20110720 Pledgee: Sichuan economic and technological Finance Guarantee Center Pledgor: Sichuan Sunfor Light Co., Ltd. Registration number: 2014510000021 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| 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: 20110720 Termination date: 20171126 |