CN104864314A - Side light-emitting LED panel lamp without light guide plate - Google Patents
Side light-emitting LED panel lamp without light guide plate Download PDFInfo
- Publication number
- CN104864314A CN104864314A CN201510287117.7A CN201510287117A CN104864314A CN 104864314 A CN104864314 A CN 104864314A CN 201510287117 A CN201510287117 A CN 201510287117A CN 104864314 A CN104864314 A CN 104864314A
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- China
- Prior art keywords
- led
- frame
- light source
- panel lamp
- light
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a side light-emitting LED panel lamp without a light guide plate. The side light-emitting LED panel lamp is provided with a frame, and an LED light source is mounted on the inner surface of the frame. The side light-emitting LED panel lamp without the light guide plate is characterized in that a backboard is mounted on the upper side of the frame, a diffusion plate is mounted on the lower side of the frame, the LED light source is located between the backboard and the diffusion plate, the LED light source is provided with a lens which is mounted on the frame, and the lens is located on the side, facing the inside of the frame, of the LED light source. The side light-emitting LED panel lamp without the light guide plate is compact in structure, light can be evenly emitted, the thickness of the side light-emitting LED panel lamp is almost the same as the thickness of a traditional side light-emitting LED panel lamp, the light-emitting efficiency is greatly improved, and the manufacturing cost is greatly lowered.
Description
Technical field
The present invention relates to field of LED illumination, particularly a kind of LED panel lamp.
Background technology
Along with the development of society, the idea such as energy-saving and emission-reduction, environment constantly enters in daily life, and LED lamp has low energy consumption, environmental protection, long-life advantage, becomes the first-selection of people's normal lighting gradually.LED illumination technology is ripe gradually, and LED lamp miscellaneous also emerges in an endless stream, and LED panel lamp is a kind of LED lamp conventional at present.LED panel lamp is divided into straight hair light and luminous two kinds of side according to the feature of technique for outing light, and side-emitting LED panel light integral thickness is very thin, form is attractive in appearance, is the principal mode of current LED panel lamp.The light source of tradition side luminescent panel lamp is arranged on frame surrounding, and by light guide plate, light is imported on whole panel uniformly, make light fixture uniform in light emission, this mode light conducting plate structure is complicated, and light extraction efficiency is lower, and the cost of light guide plate is very high.
Summary of the invention
It is luminous without light guide plate LED panel lamp that the problem that the present invention solves is to provide a kind of side, its objective is the shortcoming solving prior art, reduces the manufacturing cost of side-emitting LED panel light, improves light extraction efficiency, promotes illuminating effect.
For solving the problem, the technical solution used in the present invention is:
A kind of side is luminous without light guide plate LED panel lamp, there is frame, frame inner surface is provided with LED light source, it is characterized in that: backboard is arranged on the upside of frame, diffuser plate is arranged on the downside of frame, LED light source, between backboard and diffuser plate, has lens and is arranged on frame, and lens are positioned at the side of LED light source towards frame.
Before described lens are installed on described LED light source, the light refraction sent by LED light source becomes upper and lower two parts, and upper part light is from diffuser plate injection after backboard reflection, and lower part light is then direct to be penetrated through diffuser plate.
Further, described lens have a groove, and LED light source corresponds to the position of described groove, and the minute surface of the bottom of groove raises into a cambered surface to LED light source; Described lens another side is then two cambered surfaces to the direction projection away from LED light source, and two cambered surface junctions are a drop end face.
In two cambered surfaces near the cambered surface of LED towards backboard, away from the cambered surface of LED towards diffuser plate.
Further, the upper and lower two ends of described lens are formed with projection respectively, and frame inner surface is provided with the first mounting groove, and LED light source is arranged in the first mounting groove, and the first mounting groove is provided with upper and lower two bayonet sockets, and described projection is embedded in two bayonet sockets respectively.
Further, described frame is provided with a ventilating duct in the outside of the position corresponding to the first mounting groove.
This ventilating duct can accelerate the heat radiation of LED light source.
Further, described backboard lower surface is provided with reflector layer, and this reflector layer is be covered in the reflective membrane of backboard lower surface or be coated in the reflective material layer of backboard lower surface.
Further, described frame end face periphery is provided with draw-in groove.
Compared with prior art, the advantage of technical solution of the present invention is:
1: frame design is become to have multiple mounting groove, for mounted lens, backboard and diffuser plate etc., compact conformation, easy for installation, reduce manufacturing cost;
2: the light refraction sent by LED light source by the lens of particular design is dispersed in diffuser plate and penetrates, increase the amount of light of LED panel lamp, improve illuminating effect.
3: drop end face structure is conducive to the bright dipping of LED to focus on very little angular range and is partial to diffuser plate side a little, promotes the light extraction efficiency of whole lamp.
Accompanying drawing explanation
Fig. 1 is the sectional view of LED panel lamp of the present invention;
Fig. 2 is the aluminium frame sectional view of LED panel lamp of the present invention;
Fig. 3 is lens schematic diagram of the present invention.
Detailed description of the invention
The present inventor finds that existing lateral direction light emission panel light is arranged on side due to LED light source, belongs to lateral direction light emission, and final illuminating ray then requires the downward divergent irradiation of forward, therefore, light has to pass through refraction after sending from LED light source, forms irradiation in downward direction; And the light irradiated downwards must form certain uniformity, could form good illuminating effect.In order to address this problem, existing panel light is substantially all adopted light guide plate and is carried out leaded light to the light that LED light source sends.But adopt light guide plate, not only cost is high, and the quality of light guide plate directly determines the illuminating effect of panel light, make the panel light quality instability made, and with high costs.
For the problems referred to above, the present inventor by arranging lens near the LED light source of panel light, after the stratified refraction of the light that LED light source is sent, irradiate downwards again, thus form the uniform field of illumination of distribution of light, improve the illuminating effect of LED panel lamp, eliminate light guide plate, reduce manufacturing cost.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Shown in composition graphs 1, Fig. 2, Fig. 3, a kind of without diffuser plate LED panel lamp, for the panel light of lateral emitting, it comprises LED light source 1, (to aluminium frame 2 aluminium frame 2 surround square framework, certainly can be other materials in other examples, the most generally edge frame made of aluminum profiles at present), lens 3, backboard 4 and diffuser plate 5.Wherein, all there are the first mounting groove 21, second mounting groove 22 and the 3rd mounting groove 23 in described aluminium frame 2 four sides.Described LED light source 1 is bonded on aluminium base 11, again aluminium base 11 is attached at bottom the first mounting groove 21 inside described aluminium frame 2 side, make the heat radiation of LED light source 1 can be transmitted to outside aluminium frame 2 by aluminium base 11 and aluminium frame 2, be then the ventilating duct 24 at first mounting groove 21 back side outside this, thus improve the heat radiation of LED light source 1.
Described backboard 4 is installed in the second mounting groove 22 on the upside of aluminium frame 2, and described diffuser plate 5 is installed in the 3rd mounting groove 23 on the downside of described aluminium frame 2, for bright dipping.And described backboard 4 surface is coated with reflector layer 41, for reflection ray.Certainly, the mode pasting reflective membrane also can be adopted to form reflector layer for backboard 4 surface.
Before 3, described lens are connected in LED light source 1 by the bayonet socket 211 of described first mounting groove 21 both sides.These lens 3 are formed with a groove 31 near the side of LED light source 1, and described LED light source 1 is positioned at described groove 31, and the minute surface of the bottom of groove 31 raises into a cambered surface to LED light source 1, and the light that LED light source sends by this cambered surface forms convergence a little.The another side of these lens 3 then to the direction projection away from LED light source 1 be cambered surface 32 in two cambered surfaces, lower camber side 33, and upper cambered surface 32, lower camber side 33 junction is a drop end face 34, so-called drop section refers to wherein goes up cambered surface 32, lower camber side 33 forms upper and lower two cambered surfaces respectively, respectively account for the half of a complete cambered surface, and lower camber side 33 exceeds upper cambered surface 32 1 drop end faces 34, also cambered surface 32 is namely gone up, lower camber side 33 defines a ledge structure, upper cambered surface 32 is comparatively near LED, upper cambered surface 32 is towards backboard 4, lower camber side 33 is further from LED, lower camber side 33 is towards diffuser plate 5.The benefit of this patent drop end face structure is conducive to the bright dipping of LED to focus on very little angular range and is partial to diffuser plate side a little, promotes the light extraction efficiency of whole lamp.After the LED light source 1 being arranged on side emits beam, this light on the first half injection part lease making lens cambered surface 32 reflect after directive backboard 4 near the position of this LED light source 1 side, and after the reflection of backboard 4 reflector layer 41 major part from diffuser plate 5 center to this LED light source 1 between region injection; The light that LED light source sends to Lower Half injection part divide then through lower camber side 33 reflect after major part from diffuser plate 5 center to this LED light source 1 between region injection.So, upper and lower two-part light is after lens 3 reflect, and the region injection between all from diffuser plate 5 center to respective LED light source, improves the light emission rate of panel light; When the LED light source 1 set by aluminium frame 2 four sides, when also namely the LED light source 1 of four direction is all to respective region injection light, the light emission rate of panel light just substantially increases, and also namely optimizes illuminating effect.Above-mentioned light refraction is as shown in the arrow of Fig. 1.
For the ease of mounted lens, be formed with protruding 35 at the two ends up and down of lens 3, described two projections 35 are embedded in two bayonet sockets 211 of described first mounting groove 21.During installation, only two projections 35 need be snapped in two bayonet sockets 211, simple and convenient.Meanwhile, in order to ensure the correctness of installation direction, described two projections 35 can be designed to not of uniform size causing, and two bayonet sockets 211 are also designed to corresponding size, so, lens 3 can be avoided to be mounted to oppositely.
Wherein, as the support section of whole panel light---aluminium frame 2 end face periphery is designed with draw-in groove 25, is convenient to install miscellaneous part, such as whole LED panel lamp is installed to ceiling or furred ceiling and frame and frame corner brace fix.
LED panel lamp of the present invention can be that four sides is luminous, also only can fill the light source of both sides, form lighting at two sides, or one side be luminous.
LED panel lamp of the present invention, by aluminium frame 2 is designed to have multiple mounting groove, for mounted lens 3, backboard 4 and diffuser plate 5 etc., not only compact conformation, easy for installation, and by lens 3 are designed to special shape, the light refraction that LED light source 1 is sent is dispersed in diffuser plate 5 and penetrates, increase the amount of light of LED panel lamp, improve illuminating effect.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible variation and amendment, the scope that therefore protection scope of the present invention should define with the claims in the present invention is as the criterion.
Claims (7)
1. a side is luminous without light guide plate LED panel lamp, there is frame, frame inner surface is provided with LED light source, it is characterized in that: backboard is arranged on the upside of frame, diffuser plate is arranged on the downside of frame, LED light source, between backboard and diffuser plate, has lens and is arranged on frame, and lens are positioned at the side of LED light source towards frame.
2. a kind of side as claimed in claim 1 is luminous is characterized in that: described lens have a groove without light guide plate LED panel lamp, and LED light source corresponds to the position of described groove, and the minute surface of the bottom of groove raises into a cambered surface to LED light source; Described lens another side is then two cambered surfaces to the direction projection away from LED light source, and two cambered surface junctions are a drop end face.
3. a kind of side as claimed in claim 2 is luminous without light guide plate LED panel lamp, it is characterized in that: in two cambered surfaces, the cambered surface of close LED is towards backboard, away from the cambered surface of LED towards diffuser plate.
4. a kind of side as claimed in claim 1 is luminous without light guide plate LED panel lamp, it is characterized in that: the upper and lower two ends of described lens are formed with projection respectively, frame inner surface is provided with the first mounting groove, LED light source is arranged in the first mounting groove, first mounting groove is provided with upper and lower two bayonet sockets, and described projection is embedded in two bayonet sockets respectively.
5. a kind of side as claimed in claim 4 is luminous without light guide plate LED panel lamp, it is characterized in that: described frame is provided with a ventilating duct in the outside of the position corresponding to the first mounting groove.
6. a kind of side as claimed in claim 1 is luminous without light guide plate LED panel lamp, and it is characterized in that: described backboard lower surface is provided with reflector layer, this reflector layer is be covered in the reflective membrane of backboard lower surface or be coated in the reflective material layer of backboard lower surface.
7. a kind of side as claimed in claim 1 is luminous without light guide plate LED panel lamp, it is characterized in that: described frame end face periphery is provided with draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510287117.7A CN104864314A (en) | 2015-05-29 | 2015-05-29 | Side light-emitting LED panel lamp without light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510287117.7A CN104864314A (en) | 2015-05-29 | 2015-05-29 | Side light-emitting LED panel lamp without light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104864314A true CN104864314A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510287117.7A Pending CN104864314A (en) | 2015-05-29 | 2015-05-29 | Side light-emitting LED panel lamp without light guide plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN104864314A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322252A (en) * | 2016-11-21 | 2017-01-11 | 深圳市鼎高光电产品有限公司 | Curved light guide plate and side-emitting panel lamp with same |
| CN106871013A (en) * | 2017-02-10 | 2017-06-20 | 王巧龙 | LED sides light-emitting ultrathin panel light |
| CN109061942A (en) * | 2018-08-15 | 2018-12-21 | 深圳市华星光电技术有限公司 | Side entrance back module and display device |
| CN110432024A (en) * | 2019-07-22 | 2019-11-12 | 华南理工大学 | A side-entry red, green and blue COB light source device without a light guide plate with a concentrator |
| WO2020024460A1 (en) * | 2018-08-01 | 2020-02-06 | 海宁惠迪太阳能技术有限公司 | Direct-type frameless led panel light |
| CN112413469A (en) * | 2020-11-03 | 2021-02-26 | 浙江凯耀照明有限责任公司 | Side-lighting panel lamp |
| CN113219730A (en) * | 2021-05-17 | 2021-08-06 | 嘉兴追光智能科技有限公司 | White light LED lighting lamp |
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| CN103388776A (en) * | 2012-05-11 | 2013-11-13 | 扬升照明股份有限公司 | Backlight module |
| CN103906967A (en) * | 2011-10-28 | 2014-07-02 | 恩普乐股份有限公司 | Light beam control component, light emitting device and lighting device |
| CN204611539U (en) * | 2015-05-29 | 2015-09-02 | 厦门迈信电子科技有限公司 | A kind of side is luminous without light guide plate LED panel lamp |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100059767A1 (en) * | 2008-09-10 | 2010-03-11 | Harison Toshiba Lighting Corporation | Surface Light-Emitting Device and Display Device Using the Same |
| CN202302873U (en) * | 2011-10-22 | 2012-07-04 | 宁波凯耀电器制造有限公司 | Side light refracted LED panel lamp |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322252A (en) * | 2016-11-21 | 2017-01-11 | 深圳市鼎高光电产品有限公司 | Curved light guide plate and side-emitting panel lamp with same |
| CN106871013A (en) * | 2017-02-10 | 2017-06-20 | 王巧龙 | LED sides light-emitting ultrathin panel light |
| WO2020024460A1 (en) * | 2018-08-01 | 2020-02-06 | 海宁惠迪太阳能技术有限公司 | Direct-type frameless led panel light |
| CN109061942A (en) * | 2018-08-15 | 2018-12-21 | 深圳市华星光电技术有限公司 | Side entrance back module and display device |
| CN109061942B (en) * | 2018-08-15 | 2021-03-23 | Tcl华星光电技术有限公司 | Side-in backlight module and display device |
| CN110432024A (en) * | 2019-07-22 | 2019-11-12 | 华南理工大学 | A side-entry red, green and blue COB light source device without a light guide plate with a concentrator |
| CN112413469A (en) * | 2020-11-03 | 2021-02-26 | 浙江凯耀照明有限责任公司 | Side-lighting panel lamp |
| CN112413469B (en) * | 2020-11-03 | 2022-12-09 | 浙江凯耀照明有限责任公司 | Side-lighting panel lamp |
| CN113219730A (en) * | 2021-05-17 | 2021-08-06 | 嘉兴追光智能科技有限公司 | White light LED lighting lamp |
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Address after: No. two Xinfeng torch hi tech Zone, Huli District of Xiamen city in Fujian province 361000 No. 8 (Japanese building) 7 D2 unit Applicant after: Xiamen Mai keepsake Polytron Technologies Inc Address before: No. two Xinfeng torch hi tech Zone, Huli District of Xiamen city in Fujian province 361000 No. 8 (Japanese building) 7 D2 unit Applicant before: Xiamen Mai Xin Electronic Science and Technology Co., Ltd. |
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Application publication date: 20150826 |
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