CN102410497A - Reflecting plate and flat LED (light-emitting diode) lamp - Google Patents
Reflecting plate and flat LED (light-emitting diode) lamp Download PDFInfo
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- CN102410497A CN102410497A CN2011103779288A CN201110377928A CN102410497A CN 102410497 A CN102410497 A CN 102410497A CN 2011103779288 A CN2011103779288 A CN 2011103779288A CN 201110377928 A CN201110377928 A CN 201110377928A CN 102410497 A CN102410497 A CN 102410497A
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- reflecting plate
- led lamp
- lamp pearl
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Abstract
The invention relates to a reflecting plate and a flat LED (light-emitting diode) lamp. The reflecting plate comprises a bottom plate and side plates around to form a concave cavity with the bottom plate, wherein the bottom plate and the side plates are respectively attached and matched with a bottom plane and a side plane of a flat light guide plate; the side plate comprises bead installing holes fitted with LED beads; the bead installing hole is long or circular; the lamp comprises a framework, the reflecting plate, the light guide plate, a diffusing plate, LED beads and strips, wherein the light guide plate is flat; the reflecting plate adopts the above reflecting plate; the light guide plate is arranged in the concave cavity of the reflecting plate; the diffusing plate is arranged on the light guide plate and the reflecting plate; the framework comprises an annular side and a positioning device; the diffusing plate, the reflecting plate and the light guide plate are arranged in the annular side of the framework in a matching way and positioned by the positioning device; bead pins are welded on the strips; and the strips are arranged in the bead installing holes and led out of the framework by wires. The invention solves the problem that the light on the inner side surface of the lamp cannot be collected and utilized by the flat LED lamp, the luminous flux of the flat LED lamp under equal power is improved, the structure is concise and the lamp is easy to manufacture.
Description
Technical field
The present invention relates to a kind of reflecting plate of light fixture, also relate to a kind of planar LED light fixture that uses this reflecting plate.
Background technology
Planar LED lamp is novel energy-saving lamp.Because the reflection of the light that sends of light fixture ubiquity bulb in light fixture, diffraction, refraction etc. cause the luminous flux loss of light fixture at shadow surface
In order to make full use of the light illumination of planar LED lamp, avoid light that LED lamp pearl sends because the isostructural reflection of LGP, lampshade, diffraction, the refraction of light fixture make light retroeflection inward cause the waste of luminous flux, generally be provided with reflecting plate in the light fixture.But, because the design of the reflecting plate of existing planar LED lamp is unreasonable, fail rationally to solve the problems such as reflection, diffraction, refraction of planar LED lamp light, the reflection, diffraction, the refract light that are difficult to further make full use of planar LED lamp improve the illuminance of light fixture.
Summary of the invention
One of technical problem that the present invention will solve is, a kind of reflecting plate is provided, and overcomes the defective that existing planar LED lamp reflecting plate design is unreasonable, reflection, diffraction, refract light that be difficult to further make full use of planar LED lamp improve the illuminance of light fixture.
Two of the technical problem that the present invention will solve is; A kind of planar LED light fixture is provided; Utilize said reflection plate, overcome the defective that existing planar LED lamp reflecting plate design is unreasonable, reflection, diffraction, refract light that be difficult to further make full use of planar LED lamp improve the illuminance of light fixture.
The present invention solves the technical scheme that one of its technical problem adopts: construct a kind of reflecting plate; It is characterized in that; Comprise base plate and with this base plate constitute cavity around side plate; Said base plate pastes cooperation with the baseplane and the side plane of tabular LGP respectively mutually with side plate, and said side plate comprises the LED lamp pearl installing hole suitable with LED lamp pearl, and this LED lamp pearl installing hole is slotted hole or circular hole.
In reflecting plate of the present invention, said base plate is quadrangle, and said LED lamp pearl installing hole is provided with on four sides of said side plate at interval, or said LED lamp pearl installing hole is provided with on two relative sides of said side plate at interval.
In reflecting plate of the present invention, said side plate comprises the chamfering side in the tetragonal bight of base plate.
In reflecting plate of the present invention, said base plate is rounded, and said LED lamp pearl installing hole is provided with on the circumference side of said side plate at interval.
In reflecting plate of the present invention, said reflecting plate adopts the PET material to process.
The present invention solves the technical scheme that two of its technical problem adopted: construct a kind of planar LED light fixture, comprise framework, reflecting plate, LGP, diffuser plate and LED lamp pearl, said LGP is a tabular;
It is characterized in that; Said reflecting plate comprise base plate and with this base plate constitute cavity around side plate; Said base plate pastes cooperation with the baseplane and the side plane of said LGP respectively mutually with side plate; Said side plate comprises the LED lamp pearl installing hole suitable with said LED lamp pearl, and this LED lamp pearl installing hole is slotted hole or circular hole;
Said LGP is positioned at said reflecting plate cavity, and this LGP upper surface is concordant with the uper side surface of this reflecting plate side;
Said diffuser plate is positioned on said LGP and the said reflecting plate;
Said framework comprises circumferential lateral edge and positioner; This circumferential lateral edge comprises the annular inboard surface of matching with the side of the said LGP, reflecting plate and the diffuser plate that cooperatively interact; This positioner is arranged on this circumferential lateral edge anterior end surface and comprises the locating surface that matches and locate with said diffuser plate outer surface; Said diffuser plate, reflecting plate, LGP match to merge in the circumferential lateral edge that is installed in this framework and by the locating surface of said positioner and locate;
The pin of said LED lamp pearl is welded on the lamp bar, the lamp pearl is installed in the said LED lamp pearl installing hole, and said lamp bar one side is drawn outside the framework by conductive electric wire.
LED lamp pearl is installed in the said LED lamp pearl installing hole, and draw outside the said framework conducting wire of LED lamp pearl
In planar LED light fixture of the present invention, comprise backboard, this backboard is positioned at said reflecting plate base plate rear side and is connected with said framework circumferential lateral edge, and said reflecting plate is positioned.
In planar LED light fixture of the present invention, the positioner of said framework is by the extended circular orientation of the circumferential lateral edge of said framework limit; Or the positioner of said framework comprises the keeper on the circumferential lateral edge end face that is connected said framework.
In planar LED light fixture of the present invention, the base plate of said reflecting plate is quadrangle, and said LED lamp pearl installing hole is being provided with on four sides of said side plate or the setting at interval on two relative sides of said side plate of said LED lamp pearl installing hole at interval;
Or the base plate of said reflecting plate is rounded, and said LED lamp pearl installing hole is provided with on the circumference side of said side plate at interval.
In planar LED light fixture of the present invention, said reflecting plate adopts the PET material to process.
The reflecting plate of embodiment of the present invention and planar LED light fixture compare with prior art, and its beneficial effect is:
1. reflecting plate is designed to surround the LGP baseplane and the cavity shape of side surface all around; And LED lamp pearl installing hole is set at the reflecting plate side; Reflecting plate reflexes to LGP, diffuser plate in the light reflected back LGP of the reflecting surface that reflecting plate cooperates with LGP; Solved the planar LED light fixture and can't collect the problem of utilization, improved illuminating light flux with constant power lower plane LED light fixture to reflection, diffraction, the light that is refracted to the light fixture medial surface;
2. structure is tight, is beneficial to the reflection transmission of light;
3. simple for structure, be easy to make.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the front view of a kind of embodiment of planar LED light fixture of the present invention.
Fig. 2 is an A-A cutaway view among Fig. 1.
Fig. 3 is an I portion enlarged drawing among Fig. 2.
Fig. 4 is a B-B cutaway view among Fig. 2.
Fig. 5 is an II portion enlarged drawing among Fig. 4.
Fig. 6 is reflecting plate and a LGP assembling front view in the planar LED light fixture of the present invention.
Fig. 7 is an III portion enlarged drawing among Fig. 6.
Fig. 8 is a light reflection sketch map in the planar LED light fixture of the present invention.
The specific embodiment
Extremely shown in Figure 8 like Fig. 2; Reflecting plate 1 of the present invention comprise base plate and with base plate constitute cavity around side plate; Base plate pastes cooperation with baseplane that becomes flat LGP 3 and side plane respectively mutually with side plate, and side plate comprises the LED lamp pearl installing hole suitable with LED lamp pearl 4.
LED lamp pearl installing hole can be designed to slotted hole or circular hole.When LED lamp pearl is installed in slotted hole the length direction of axis of lamp pearl and slotted hole in the same way, the axis direction of lamp pearl is consistent with the axis direction of circular hole when in circular hole, installing.Slotted hole can be the slotted hole (can be a hole, also can be a plurality of holes that are provided with at interval) that is used to install a plurality of LED lamp pearls, also can be to be provided with, to be used to install the slotted hole of a LED lamp pearl at interval.Circular hole is a plurality of circular holes that are provided with at interval.
According to the Design of Luminaires needs, reflecting plate can be designed to satisfy the planform of LGP shape needs, and for example, the base plate of reflecting plate can be designed to quadrangle or circle.When the base plate of reflecting plate was quadrangle, LED lamp pearl installing hole was provided with on four sides of reflecting plate side plate at interval, or the setting at interval on two relative sides of side plate of LED lamp pearl installing hole, all can realize the object of the invention.When the base plate of reflecting plate was rounded, LED lamp pearl installing hole was provided with on the circumference side of side plate at interval.
Global formation for the ease of reflecting plate; When the base plate of reflecting plate adopts quadrangle or other polygons; The reflecting plate side plate is provided with chamfering side (as shown in Figure 6) in the bight of the quadrangle (or other polygons) of base plate, bight difficult forming when avoiding global formation.
Reflecting plate of the present invention can adopt the PET material to process, and the material that also can be employed in high reflecting materials such as reflecting surface covering tin film, stainless steel mirror thin plate, nickel plating is processed.
To shown in Figure 8, planar LED light fixture of the present invention comprises framework 5, reflecting plate 1, LGP 3, diffuser plate 2 and LED lamp pearl 4 like Fig. 1, and LGP 3 is a tabular.
Reflecting plate adopts the said reflection plate structure, repeats no more at this.
LGP 3 is positioned at the cavity of reflecting plate 1, and the upper surface of LGP 3 is concordant with the uper side surface of reflecting plate 1 side.Diffuser plate 2 is positioned on LGP 3 and the reflecting plate 1.
The pin of LED lamp pearl 4 is welded on the lamp bar (not shown), the lamp pearl is installed in the LED lamp pearl installing hole, and lamp bar one side is drawn outside the framework by conductive electric wire, so that circumscripted power line.
The positioner of framework can adopt the structure like Fig. 1,2, the extended circular orientation of the circumferential lateral edge by framework 5 limit shown in 3; Also can adopt the keeper that is connected with the circumferential lateral edge end face of framework; For example, adopt through screw and be connected positioning strip or locating piece etc. on the circumferential lateral edge end face of framework.
As shown in Figure 8, reflecting plate 1 can the abundant reflected back LGP 3 of light with the reflecting surface of reflected back reflecting plate 1 in, in the light reflected back LGP 3 of particularly corresponding reflected back reflecting plate 1 side plate reflecting surface.
Claims (10)
1. reflecting plate; It is characterized in that; Comprise base plate and with this base plate constitute cavity around side plate; Said base plate pastes cooperation with the baseplane and the side plane of tabular LGP respectively mutually with side plate, and said side plate comprises the LED lamp pearl installing hole suitable with LED lamp pearl, and this LED lamp pearl installing hole is slotted hole or circular hole.
2. reflecting plate as claimed in claim 1 is characterized in that said base plate is quadrangle, and said LED lamp pearl installing hole is provided with on four sides of said side plate at interval, or said LED lamp pearl installing hole is provided with on two relative sides of said side plate at interval.
3. reflecting plate as claimed in claim 2 is characterized in that, said side plate comprises the chamfering side in the tetragonal bight of base plate.
4. reflecting plate as claimed in claim 1 is characterized in that said base plate is rounded, and said LED lamp pearl installing hole is provided with on the circumference side of said side plate at interval.
5. like the described reflecting plate of one of claim 1 to 4, it is characterized in that said reflecting plate adopts the PET material to process.
6. a planar LED light fixture comprises framework, reflecting plate, LGP, diffuser plate and LED lamp pearl, and said LGP is a tabular;
It is characterized in that; Said reflecting plate comprise base plate and with this base plate constitute cavity around side plate; Said base plate pastes cooperation with the baseplane and the side plane of said LGP respectively mutually with side plate; Said side plate comprises the LED lamp pearl installing hole suitable with said LED lamp pearl, and this LED lamp pearl installing hole is slotted hole or circular hole;
Said LGP is positioned at said reflecting plate cavity, and this LGP upper surface is concordant with the uper side surface of this reflecting plate side;
Said diffuser plate is positioned on said LGP and the said reflecting plate;
Said framework comprises circumferential lateral edge and positioner; This circumferential lateral edge comprises the annular inboard surface of matching with the side of the said LGP, reflecting plate and the diffuser plate that cooperatively interact; This positioner is arranged on this circumferential lateral edge anterior end surface and comprises the locating surface that matches and locate with said diffuser plate outer surface; Said diffuser plate, reflecting plate, LGP match to merge in the circumferential lateral edge that is installed in this framework and by the locating surface of said positioner and locate;
The pin of said LED lamp pearl is welded on the lamp bar, the lamp pearl is installed in the said LED lamp pearl installing hole, and said lamp bar one side is drawn outside the framework by conductive electric wire.
7. planar LED light fixture as claimed in claim 6 is characterized in that, comprises backboard, and this backboard is positioned at said reflecting plate base plate rear side and is connected with said framework circumferential lateral edge, and said reflecting plate is positioned.
8. planar LED light fixture as claimed in claim 6 is characterized in that, the positioner of said framework is by the extended circular orientation of the circumferential lateral edge of said framework limit; Or the positioner of said framework comprises the keeper on the circumferential lateral edge end face that is connected said framework.
9. planar LED light fixture as claimed in claim 6; It is characterized in that; The base plate of said reflecting plate is quadrangle, and said LED lamp pearl installing hole is being provided with on four sides of said side plate or the setting at interval on two relative sides of said side plate of said LED lamp pearl installing hole at interval;
Or the base plate of said reflecting plate is rounded, and said LED lamp pearl installing hole is provided with on the circumference side of said side plate at interval.
10. like the described planar LED light fixture of one of claim 6 to 9, it is characterized in that said reflecting plate adopts the PET material to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103779288A CN102410497A (en) | 2011-11-24 | 2011-11-24 | Reflecting plate and flat LED (light-emitting diode) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103779288A CN102410497A (en) | 2011-11-24 | 2011-11-24 | Reflecting plate and flat LED (light-emitting diode) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102410497A true CN102410497A (en) | 2012-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103779288A Pending CN102410497A (en) | 2011-11-24 | 2011-11-24 | Reflecting plate and flat LED (light-emitting diode) lamp |
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| Country | Link |
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| CN (1) | CN102410497A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207035A (en) * | 2018-02-28 | 2019-09-06 | 常熟卓辉光电科技股份有限公司 | A kind of explosion-proof lighting lamp of panel type |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3466817B2 (en) * | 1996-05-02 | 2003-11-17 | ローム株式会社 | LED light emitting device and manufacturing method |
| CN101004515A (en) * | 2006-01-21 | 2007-07-25 | 鸿富锦精密工业（深圳）有限公司 | Full run-down type backlight module |
| KR20070114045A (en) * | 2006-05-26 | 2007-11-29 | 아바고 테크놀로지스 제너럴 아이피 (싱가포르) 피티이 리미티드 | Indirect lighting device for light guide illumination |
| US20080088764A1 (en) * | 2006-10-12 | 2008-04-17 | Samsung Electronics Co., Ltd. | Backlight assembly and liquid crystal display device including the same |
| CN101183194A (en) * | 2006-11-16 | 2008-05-21 | 恩普乐股份有限公司 | Surface light source device and display device |
| CN101737690A (en) * | 2009-12-30 | 2010-06-16 | 苏州京东方茶谷电子有限公司 | Ceiling illumination device |
| US20110149204A1 (en) * | 2009-12-18 | 2011-06-23 | Son Young-Uk | Reflecting plate for preventing leakage of light, backlight and liquid crystal display device having the same |
-
2011
- 2011-11-24 CN CN2011103779288A patent/CN102410497A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3466817B2 (en) * | 1996-05-02 | 2003-11-17 | ローム株式会社 | LED light emitting device and manufacturing method |
| CN101004515A (en) * | 2006-01-21 | 2007-07-25 | 鸿富锦精密工业（深圳）有限公司 | Full run-down type backlight module |
| KR20070114045A (en) * | 2006-05-26 | 2007-11-29 | 아바고 테크놀로지스 제너럴 아이피 (싱가포르) 피티이 리미티드 | Indirect lighting device for light guide illumination |
| US20080088764A1 (en) * | 2006-10-12 | 2008-04-17 | Samsung Electronics Co., Ltd. | Backlight assembly and liquid crystal display device including the same |
| CN101183194A (en) * | 2006-11-16 | 2008-05-21 | 恩普乐股份有限公司 | Surface light source device and display device |
| US20110149204A1 (en) * | 2009-12-18 | 2011-06-23 | Son Young-Uk | Reflecting plate for preventing leakage of light, backlight and liquid crystal display device having the same |
| CN101737690A (en) * | 2009-12-30 | 2010-06-16 | 苏州京东方茶谷电子有限公司 | Ceiling illumination device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207035A (en) * | 2018-02-28 | 2019-09-06 | 常熟卓辉光电科技股份有限公司 | A kind of explosion-proof lighting lamp of panel type |
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Application publication date: 20120411 |