CN202442168U - Bidirectional LED (Light-Emitting Diode) lamp bead - Google Patents
Bidirectional LED (Light-Emitting Diode) lamp bead Download PDFInfo
- Publication number
- CN202442168U CN202442168U CN2012200798624U CN201220079862U CN202442168U CN 202442168 U CN202442168 U CN 202442168U CN 2012200798624 U CN2012200798624 U CN 2012200798624U CN 201220079862 U CN201220079862 U CN 201220079862U CN 202442168 U CN202442168 U CN 202442168U
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- led
- emitting diode
- light emitting
- lamp pearl
- light
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- 230000002457 bidirectional effect Effects 0.000 title abstract description 16
- 239000011324 bead Substances 0.000 title abstract 3
- 239000000463 material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005286 illumination Methods 0.000 abstract description 5
- 239000011049 pearl Substances 0.000 description 35
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010237 hybrid technique Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a bidirectional LED (Light-Emitting Diode) lamp bead, which comprises a first LED and a second LED, wherein the anode of the first LED is connected with the cathode of the second LED, and a terminal A is led out of a joint; and the anode of the second LED is connected with the cathode of the first LED, and a terminal B is led out of a joint. The bidirectional LED lamp bead has the advantages of simple structure, low manufacturing cost, reduction in the illumination costs of the LEDs, contribution to the popularization of LEDs on the aspect of illumination, and the like.
Description
Technical field
The utility model relates to a kind of two-way LED lamp pearl.
Background technology
Along with progress of science and technology, lighting develops into Halogen lamp LED, high-pressure mercury lamp, fluorescent lamp etc. from incandescent lamp, towards energy-saving and environmental protection, direction is not stopped paying out exhibition cheaply.In recent years the LED lighting that rises has advantages such as theoretical life-span length, energy-conserving and environment-protective, technical development space are big, and growth momentum is swift and violent.30W designs the brightness twice that brightness has surpassed the common energy-saving lamp tool of identical power consumption with interior low-power LED lamp, also reaches more than 5 times of common energy-saving lamp tool projected life.The LED light fixture is compared with incandescent lamp or electricity-saving lamp, is more energy-conservation.Market, hotel, hospital, library, underground parking, shop, road and construction landscape etc. are the places that emphasis uses the LED lighting.
In the existing LED light fixture; Usually adopt one-way constant flow driver module driving LED lamp; The general mode (as shown in Figure 4) that adopts a plurality of LED parallel connections or series connection is arranged on the dc output end of one-way constant flow driver module, and the setting of the cathode and anode directions that all LED lamps are is identical.Global Access mostly is the luminous DCLED of unidirectional direct current supply (direct-current LED) with common LED lamp pearl at present.This DCLED need offer the galvanic current source when working.Advocate employing LED illumination for saving the energy, each state is all at the various LED lightings of development.Owing to adopted low-voltage DC supply, make LED lighting production cost too high, can't popularize, driving power is made complicated fragile.Develop a kind of no driving power, the two-way LED lamp pearl that all can be luminous that can be operated under the AC power state is particularly important, and is significant to the universal use of promoting this new type light source for this reason.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding, and a kind of two-way LED lamp pearl is provided, to reduce LED lamp manufacturing cost and use cost.
The utility model adopts following technical scheme for the technical solution problem.
Two-way LED lamp pearl, its design feature are to comprise first light emitting diode and second light emitting diode; The positive pole of said first light emitting diode is connected with the negative pole of second light emitting diode and terminals A is drawn in the junction; The positive pole of said second light emitting diode is connected with the negative pole of said first light emitting diode and terminals B is drawn in the junction.
The design feature of the two-way LED lamp pearl of the utility model also is:
Two-way LED lamp pearl also comprises support; Said support is square plate body; Be provided with the reverse frustoconic groove in the centre of said support, said first light emitting diode and second light emitting diode are embedded within the said groove; Be filled with fluorescent material in the said reverse frustoconic groove.
Compared with present technology, the utility model beneficial effect is embodied in:
The two-way LED lamp pearl of the utility model is connected on the AC power through the bidirectional constant circuit integrated module.The bidirectional constant circuit integrated module comprises two one-way constant flow modules.The terminal A of the lamp pearl of the utility model (or terminal B) is connected with an end of bidirectional constant circuit integrated module, and the other end of bidirectional constant circuit integrated module is connected on the AC power.Another terminal B (or terminal A) of lamp pearl is connected with the terminals of another lamp pearl.The terminals of a plurality of lamp pearls connect successively, form the diode lights group.
The lamp pearl of the utility model; Can directly be connected on the AC power through the bidirectional constant circuit integrated module, and two diodes are alternately luminous, luminosity is good; Manufacturing is simple and cost is low; And need not the low-voltage direct drive unit, make the cost that is applied to throw light on of light emitting diode reduce, help light emitting diode popularizing aspect illumination.
Bidirectional constant circuit integrated module one end is connected with AC power; The other end connects the lamp pearl of connection parallel with one another and opposite polarity two diodes composition; Can drive two led lightings, the simple and low cost of manufacture of circuit structure realizes miniaturization easily; The electrical power conversion factor can reach more than 0.92, and has advantages such as photoelectric transformation efficiency height, circuit working good stability.
Description of drawings
Fig. 1 is the circuit theory diagrams of the two-way LED lamp pearl of the utility model.
Fig. 2 is the structural representation of the two-way LED lamp pearl of the utility model.
Circuit diagram when Fig. 3 forms the lamp group and inserts power supply for the two-way LED lamp pearl of the utility model.
Fig. 4 is the circuit theory diagrams of the LED lamp of prior art.
Below pass through the specific embodiment, and combine accompanying drawing that the utility model is described further.
The specific embodiment
Referring to accompanying drawing 1～accompanying drawing 3, two-way LED lamp pearl comprises first light emitting diode 1 and second light emitting diode 2; The positive pole of said first light emitting diode 1 is connected with the negative pole of second light emitting diode 2 and terminals A is drawn in the junction; The positive pole of said second light emitting diode 2 is connected with the negative pole of said first light emitting diode 1 and terminals B is drawn in the junction.The two-way LED lamp pearl of the utility model is connected on the AC power through the bidirectional constant circuit integrated module.The bidirectional constant circuit integrated module comprises two one-way constant flow modules.The terminal A of the lamp pearl of the utility model (or terminal B) is connected with an end of bidirectional constant circuit integrated module, and the other end of bidirectional constant circuit integrated module is connected on the AC power.Another terminal B (or terminal A) of lamp pearl is connected with the terminals of another lamp pearl.The terminals of a plurality of lamp pearls connect successively, form the diode lights group.
In first cycle and second cycle of alternating current, two one-way constant flow modules are worked respectively and exported two diodes of direct current constant-current driving, and are alternately luminous by two diodes.Because the frequency of alternating current is 50-60Hz, has exceeded the resolution capability of human eye, because persistence of vision effect, the diode that human eye is seen is luminous always.In first cycle of alternating current, the in running order and output of its first one-way constant flow module is during constant current, and second one-way constant flow module is in conducting state and plays the lead effect, first led lighting, and second diode is not luminous.In second cycle of alternating current, the in running order and output of its second one-way constant flow module is during constant current, and first one-way constant flow module is in conducting state and plays the lead effect, second led lighting, and first diode is not luminous.Constant current is constantly exported in the alternation of two one-way constant flow modules, drives two LED lamps.
At the output of bidirectional constant circuit integrated module, can connect connection parallel with one another and opposite polarity diode, needn't consider the polarity of diode.The bidirectional constant circuit integrated module of the utility model; One end is connected with AC power, and the other end connects the lamp pearl of connection parallel with one another and opposite polarity two diodes composition, can drive two led lightings; Simple and the low cost of manufacture of circuit structure; Realize miniaturization easily, the electrical power conversion factor can reach more than 0.92, and has advantages such as photoelectric transformation efficiency height, circuit working good stability.
The lamp pearl of the utility model; Can directly be connected on the AC power through the bidirectional constant circuit integrated module, and two diodes are alternately luminous, luminosity is good; Manufacturing is simple and cost is low; And need not the low-voltage direct drive unit, make the cost that is applied to throw light on of light emitting diode reduce, help light emitting diode popularizing aspect illumination.
Two-way LED lamp pearl also comprises support 3; Said support 3 is square plate body; Be provided with reverse frustoconic groove 4 in the centre of said support 3, said first light emitting diode 1 and second light-emitting diodes, 2 pipes are embedded within the said groove 4; Be filled with fluorescent material in the said reverse frustoconic groove 4.Two light emitting diodes are embedded in groove, and the reverse frustoconic of groove is the little state in the big inside of opening, and groove face can shine the light reflection on it with diode, has strengthened the brightness of lamp pearl.Optics adjustment through fluorescent material makes the lamp pearl send the white light that is used to throw light on.
As shown in Figure 3, D1～D38 light emitting diode divides two strings up and down, respectively is 38, totally 76 two strings.The lamp pearl that D1～D38 is made up of two light emitting diodes.The diode group of two string reverse parallel connections is arranged on same the circuit board, and the LED light emitting diode is arranged and to be two parallel lines, and it is good more closely more that two string simple grain LED luminous tubes are laid spacing, is bar shaped fluorescent lamp shape.The component parameters that the utility model provides is arranged correct welding and need not adjustment.Connecting 110V or 220V AC power can be normally luminous.The application circuit of the utility model is through test, and running current is 40～42mA, power output 5～7W, and power factor is 0.92, has the advantage that power consumption is low, power factor is high.
Select the LED lamp pearl support of having finalized the design general at present for use; On original basis; Lay positive and negative two opposite light emitting diodes in the inside of support, inner each lead-in wire carries out interior welds with special-purpose bonding wire equipment, and two or four weld tabs are drawn in the outside; Coating process is constant, promptly has been made into two-way ACLED (AC LED) electroluminescent lamp pearl that all can be luminous.Two-way light emitting LED lamp pearl is made, and chooses 3528 bifoot types or four pin cribbings, in support with solid brilliant machine with 10 * 23 or 10 * 16 LED crystal grain; By shown in Figure 1 two light emitting diodes are fixed in the support by both forward and reverse directions; Be welded on the sheet metal that needs welding by shown in Figure 1 with gold ball welding apparatus, the fluorescent material sealing hybrid technique with suitable wavelength is applied to support hollow portion again, after the oven dry; Just be made into two-way light emitting LED lamp pearl, profile is seen Fig. 2.Two-way light emitting LED lamp pearl operating voltage and current characteristics after the encapsulation are identical with unidirectional LED.
Claims (2)
1. two-way LED lamp pearl is characterized in that, comprises first light emitting diode (1) and second light emitting diode (2); The positive pole of said first light emitting diode (1) is connected with the negative pole of second light emitting diode (2) and terminals A is drawn in the junction; The positive pole of said second light emitting diode (2) is connected with the negative pole of said first light emitting diode (1) and terminals B is drawn in the junction.
2. two-way LED lamp pearl according to claim 1 is characterized in that, also comprises support (3); Said support (3) is square plate body; Be provided with reverse frustoconic groove (4) in the centre of said support (3), said first light emitting diode (1) and second light-emitting diodes (2) pipe are embedded within the said groove (4); Be filled with fluorescent material in the said reverse frustoconic groove (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200798624U CN202442168U (en) | 2012-03-06 | 2012-03-06 | Bidirectional LED (Light-Emitting Diode) lamp bead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200798624U CN202442168U (en) | 2012-03-06 | 2012-03-06 | Bidirectional LED (Light-Emitting Diode) lamp bead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202442168U true CN202442168U (en) | 2012-09-19 |
Family
ID=46823619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200798624U Expired - Fee Related CN202442168U (en) | 2012-03-06 | 2012-03-06 | Bidirectional LED (Light-Emitting Diode) lamp bead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202442168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588797A (en) * | 2012-03-06 | 2012-07-18 | 卢子清 | Bidirectional LED |
| CN107435820A (en) * | 2016-05-27 | 2017-12-05 | 临海市康发彩灯厂 | The lamp and light-emitting diode display of more LED lamp beads |
-
2012
- 2012-03-06 CN CN2012200798624U patent/CN202442168U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588797A (en) * | 2012-03-06 | 2012-07-18 | 卢子清 | Bidirectional LED |
| CN107435820A (en) * | 2016-05-27 | 2017-12-05 | 临海市康发彩灯厂 | The lamp and light-emitting diode display of more LED lamp beads |
| CN107435820B (en) * | 2016-05-27 | 2023-10-27 | 朱双海 | Lamps and LED displays with multiple LED lamp beads |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20140306 |