CN102878468B - Light-focusing type LED lamp tube - Google Patents
Light-focusing type LED lamp tube Download PDFInfo
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- CN102878468B CN102878468B CN201210420097.2A CN201210420097A CN102878468B CN 102878468 B CN102878468 B CN 102878468B CN 201210420097 A CN201210420097 A CN 201210420097A CN 102878468 B CN102878468 B CN 102878468B
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- led lamp
- printing opacity
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Abstract
The present invention relates to a kind of light-focusing type LED lamp tube, comprise fluorescent tube aluminium section bar, printing opacity face shield, LED lamp bead and wiring board, wherein LED lamp bead and wiring board are arranged on the lamp socket substrate in fluorescent tube aluminium section bar, it is characterized in that: described transparent surface cover outer surface row is provided with some rib teeth that can reflect LED light line, and the printing opacity face shield top end face relative with LED lamp bead width is without rib tooth, refracted ray direction all with the light of injection printing opacity face shield top end face in the same way.Its fluorescent tube illuminance significantly strengthens.
Description
Technical field
The present invention relates to a kind of illuminating lamp tube, particularly a kind of light-focusing type LED lamp tube.
Background technology
LED is the up-to-date light source in 21 century " green illumination " field, no matter at home or external, and all still emerging up-to-date electric light source.But the series of technical such as LED illumination need solve heat radiation difficulty, manufacturing cost is high, light source direction is strong, therefore its research direction is progressively to high-power, specular removal, low cost future development.LED lamp tube is the important kind in LED illumination product, and as shown in Figure 1, it is formed primarily of LED lamp panel, fluorescent tube aluminium section bar and printing opacity face shield, and wherein LED lamp panel is made up of LED lamp bead and wiring board, and is arranged on the lamp socket substrate in fluorescent tube aluminium section bar.At present, common LED lamp tube also has the following disadvantages in configuration aspects such as aluminium section bar lamp socket substrate, printing opacity face shields: 1. the printing opacity face shield of fluorescent tube is the transparent PP material without refraction and moulds face, illumination both cannot be gathered, and easily caused again printing opacity face shield two edges astigmatism and lost.2. the aluminium section bar lamp socket substrate of mounted LED lamp plate is plane-shaped structure, and it is relatively far away apart from face shield, and the heat-dissipating space of area of dissipation and fluorescent tube inner chamber is relatively little.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of light-focusing type LED lamp tube, and its illuminance is strengthened.
Light-focusing type LED lamp tube of the present invention, comprise fluorescent tube aluminium section bar, printing opacity face shield, LED lamp bead and wiring board, wherein LED lamp bead and wiring board are arranged on the lamp socket substrate in fluorescent tube aluminium section bar, it is characterized in that: described transparent surface cover outer surface row is provided with some rib teeth that can reflect LED light line, and the printing opacity face shield top end face relative with LED lamp bead width is without rib tooth, refracted ray direction all with the light of injection printing opacity face shield top end face in the same way.So a large amount of LED light line by the light assembled by the refraction of rib tooth for transmiting with printing opacity face shield top end face in the same way, makes LED lamp tube illuminance significantly strengthen.
In the present invention, the rib tooth profile of tooth on all right described printing opacity face shield top end face both sides is symmetrical, and the rib tooth profile of tooth near apart from printing opacity face shield top end face is all greater than from the rib tooth profile of tooth away from it.Such LED light-emitting line gathers better, and its fluorescent tube illuminance is stronger
.
In addition, can also be positioned in LED lamp bead same level by described printing opacity face shield appearance rib tooth bottom.The illumination loss that LED lamp bead light causes to two edges astigmatism can be reduced so further.
In addition, the lamp socket substrate in all right described fluorescent tube aluminium section bar protrudes towards printing opacity face shield, and LED lamp bead and wiring board are located on the lamp socket substrate of this protrusion.The lamp socket substrate of such protrusion and on LED lamp bead and the distance of printing opacity face shield reduce, its fluorescent tube illuminance is stronger.And expand the heat-dissipating space of aluminium base area of dissipation and fluorescent tube inner chamber, make fluorescent tube radiating effect better.
Advantageous Effects of the present invention is: by printing opacity face shield appearance, row establishes some rib teeth that can reflect LED light-emitting line, make a large amount of LED light-emitting line assemble light for penetrating with printing opacity face shield top end face in the same way through the refraction of rib tooth, its fluorescent tube illuminance significantly strengthens.
Accompanying drawing explanation
Fig. 1 is common LED fluorescent tube cross section structure schematic diagram.
Fig. 2 is the cross section structure schematic diagram of the embodiment of the present invention.
Fig. 3 is the decomposing schematic representation of Fig. 2.
Detailed description of the invention
Accompanying drawing mark illustrates: 1-fluorescent tube aluminium section bar, 2-printing opacity face shield, 3-lamp socket substrate, 4-wiring board, 5-refracted ray, 6-printing opacity face shield top end face, 7-rib tooth, 8-LED lamp pearl.
As shown in Figure 2 and Figure 3, a kind of light-focusing type LED lamp tube, comprise fluorescent tube aluminium section bar 1, printing opacity face shield 2, LED lamp bead 8 and wiring board 4, wherein LED lamp bead 8 and wiring board 4 are arranged on the lamp socket substrate 3 in fluorescent tube aluminium section bar 1, described printing opacity face shield 2 outer surface row is provided with some rib teeth 7 that can reflect LED light line, and the printing opacity face shield top end face 6 relative with LED lamp bead 8 width is without rib tooth, refracted ray direction all with the light of injection printing opacity face shield top end face 6 in the same way.So a large amount of LED light line, by being reflected the light assembled for transmiting with printing opacity face shield top end face 6 by rib tooth 7 in the same way, makes LED lamp tube illuminance significantly strengthen.
When lamp socket substrate 3 is axially arranged with the above LED lamp bead of two row, when namely lamp socket substrate 3 cross-sectional width is provided with more than two LED lamp bead, the width of described printing opacity face shield top end face 6 by with outside two-terminal led lamp pearl on lamp socket substrate 3 cross-sectional width between width corresponding.
The rib tooth cross section profile of tooth on described printing opacity face shield top end face 6 both sides is symmetrical, and the rib tooth profile of tooth near apart from printing opacity face shield top end face 6 is all greater than from the rib tooth profile of tooth away from it.Make LED light-emitting line gather better like this, good looking appearance, its fluorescent tube illuminance is stronger.Described printing opacity face shield is that face face shield moulded by PP material.
Described printing opacity face shield appearance rib tooth 7 is bottom positioned in LED lamp bead 8 same level.The illumination loss that LED lamp bead light causes to two edges astigmatism can be reduced so further.
Lamp socket substrate in described fluorescent tube aluminium section bar protrudes towards printing opacity face shield 2, and LED lamp bead 8 and wiring board 4 are located on the lamp socket substrate 3 of this protrusion.The lamp socket substrate 3 of such protrusion and on LED lamp bead 7 reduce with the distance of printing opacity face shield 2, its fluorescent tube illuminance is stronger.And expand the heat-dissipating space of aluminium base area of dissipation and fluorescent tube inner chamber, make fluorescent tube radiating effect better.And wiring board can also be arranged on lamp socket substrate by hold-down screw, wiring board is connected more closely reliable with lamp socket substrate, more advantageous heat dissipation.
The transparent PP material without refraction of existing LED lamp tube is moulded face face shield by the present invention, be designed to the dentation fluorescent tube face shield being with light refraction, make the irradiation of light more concentrated by light refraction principle, it is more reasonable that light irradiates, eliminate the illumination loss that existing face shield causes because of fluorescent tube two edges astigmatism, under same service condition, comparable LED lamp tube illuminance of the same type improves 15% ~ 20%, and illuminance significantly strengthens.
In addition, the lamp socket substrate 3 that wiring board and LED lamp bead are installed in supporting in existing LED lamp tube is designed to " convex " font ladder type aluminum soleplate structure, which shorten the distance of lamp socket substrate and face shield, also relatively expand the space of the inner chamber that to dispel the heat below lamp socket substrate area of dissipation and fluorescent tube, be conducive to the service life that LED temperature rise reduces and improves LED lamp tube.The Distance Shortened of its lamp socket substrate and LED lamp bead and printing opacity face shield in LED lamp tube, is more conducive to illuminance and improves.
It is understood that above-described embodiment is just to explanation of the present invention, any innovation and creation do not exceeded in spirit of the present invention, all fall within protection scope of the present invention.
Claims (1)
1. a light-focusing type LED lamp tube, comprise fluorescent tube aluminium section bar, printing opacity face shield, LED lamp bead and wiring board, wherein LED lamp bead and wiring board are arranged on the lamp socket substrate in fluorescent tube aluminium section bar, it is characterized in that: described transparent surface cover outer surface row is provided with some rib teeth that can reflect LED light line, and the printing opacity face shield top end face relative with LED lamp bead width is without rib tooth, refracted ray direction all with the light of injection printing opacity face shield top end face in the same way, and described printing opacity face shield appearance rib tooth is bottom positioned in LED lamp bead same level, lamp socket substrate in described fluorescent tube aluminium section bar protrudes towards printing opacity face shield, the rib tooth cross section profile of tooth on described printing opacity face shield top end face both sides is symmetrical, and the rib tooth cross section profile of tooth near apart from printing opacity face shield top end face is all greater than from the rib tooth cross section profile of tooth away from top end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210420097.2A CN102878468B (en) | 2012-10-29 | 2012-10-29 | Light-focusing type LED lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210420097.2A CN102878468B (en) | 2012-10-29 | 2012-10-29 | Light-focusing type LED lamp tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878468A CN102878468A (en) | 2013-01-16 |
| CN102878468B true CN102878468B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210420097.2A Active CN102878468B (en) | 2012-10-29 | 2012-10-29 | Light-focusing type LED lamp tube |
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| CN (1) | CN102878468B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202304A (en) * | 2016-03-15 | 2017-09-26 | 深圳市亚马逊光电科技有限公司 | A kind of lens subassembly and lighting device |
| CN109798728B (en) * | 2019-01-11 | 2024-01-16 | 深圳和而泰智能控制股份有限公司 | Lighting lamp and refrigerator |
| CN111271616A (en) * | 2020-03-10 | 2020-06-12 | 广州震雄装饰工程有限公司 | Co-extrusion diffusion environment-friendly lamp tube |
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| US20080068837A1 (en) * | 2006-09-15 | 2008-03-20 | Idealite Optoelectronics Inc. | Led lamp |
| CN201599602U (en) * | 2009-12-23 | 2010-10-06 | 黄晓华 | LED lamp |
| CN201651923U (en) * | 2010-04-14 | 2010-11-24 | 林万炯 | LED lamp with Fresnel lens |
| JP2012174370A (en) * | 2011-02-17 | 2012-09-10 | Sharp Corp | Lighting apparatus, and liquid crystal display |
| CN102175004A (en) * | 2011-03-21 | 2011-09-07 | 无锡睿涛光电科技有限公司 | High-condensation wall washing lamp panel and lamp |
| CN202165868U (en) * | 2011-07-06 | 2012-03-14 | 深圳市慧昊光电有限公司 | LED (light-emitting diode) wide-angle T8 tube |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1576898A (en) * | 2003-07-29 | 2005-02-09 | 株式会社西铁城电子 | Fresnel lens and an illuminating device provided with the fresnel lens |
| CN201273524Y (en) * | 2008-09-19 | 2009-07-15 | 一品光学工业股份有限公司 | Convex surface Fresnel LED optical lens and LED component composed by the same |
| CN201875460U (en) * | 2010-09-22 | 2011-06-22 | 广州市晶英佰鸿照明器具有限公司 | LED (light-emitting diode) fluorescent tube |
| CN202361268U (en) * | 2011-12-09 | 2012-08-01 | 华能光电科技股份有限公司 | Lampshade structure and LED (Light-Emitting Diode) lamp tube |
| CN202852552U (en) * | 2012-10-29 | 2013-04-03 | 浙江长虹电光源有限公司 | Spotlight type light-emitting diode (LED) lamp tube |
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| Publication number | Publication date |
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| CN102878468A (en) | 2013-01-16 |
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