CN106322252A - Curved light guide plate and side-emitting panel lamp with same - Google Patents
Curved light guide plate and side-emitting panel lamp with same Download PDFInfo
- Publication number
- CN106322252A CN106322252A CN201611042855.6A CN201611042855A CN106322252A CN 106322252 A CN106322252 A CN 106322252A CN 201611042855 A CN201611042855 A CN 201611042855A CN 106322252 A CN106322252 A CN 106322252A
- Authority
- CN
- China
- Prior art keywords
- light guide
- guide plate
- curved surface
- substrate
- surface light
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- 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
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/30—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides doped with fluorescent agents
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
A side-emitting panel lamp with a curved light guide plate comprises an aluminum plate and the curved light guide plate. Side channels are formed in the inner side of the aluminum plate, and LED (light-emitting diode) lamp strips and lenses are sequentially mounted in two opposite side channels. The curved light guide plate comprises a substrate and a coating, the substrate is provided with a vertical double-layer structure, two edges of the substrate are relatively bent by taking the center line of the substrate as a base point to form an arc curved surface, optical powder is sprayed to one side of a convex curved surface of the substrate to form the coating, two upward bent edges of the curved light guide plate are correspondingly abutted to joints of the upper ends of the lenses and the side channels, the height of the lowest point of the convex curved surface of the curved light guide plate is not higher than the horizontal height of joints of the lower ends of the lenses and the side channels, light emitted by the LED lamp strips is horizontally reflected by the lenses and turn to the coating of the curved light guide plate, so that uniform and soft surface light sources are formed. The cost of the side-emitting panel lamp is greatly reduced, the assembly process of a finished panel lamp is simplified, manpower and material resources are greatly reduced, production efficiency is improved, and the weight of the whole lamp is greatly reduced.
Description
Technical field
The invention belongs to field of LED illumination, be specifically related to a kind of curved surface light guide plate and the side with curved surface light guide plate is luminous
Panel light.
Background technology
At present in LED panel lamp industry, main flow is all side luminescent panel lamp, refers to Fig. 1, the light of side luminescent panel lamp
Depend primarily on diffuser plate 101, light guide plate 102 and the combination of this three-piece of reflecting paper 103 to emit, three-piece
Reflecting paper 103 back side also needs to EVA cotton 104 and backboard 105 is filled with fixing.The principle of three-piece combination is to utilize band silk-screen
The light that LED lamp bead on side light bar 106 penetrates is inhaled by the light guide plate 102 of guide-lighting site or laser engraving leaded light site
Receiving, when light is mapped to each guide-lighting site, reflection light can spread toward all angles, then destroys conditioned reflex and by light guide plate
102 front injections, by various densitys, guide-lighting site not of uniform size, make light guide plate 102 uniformly light-emitting, then by diffusion
Light is reflected, reflects and scatter out by plate 101, forms area source effect the most attractive in appearance.The purposes of reflecting paper 103 be by
The light that the back side is exposed is reflected back in light guide plate 102, thus is used for improving the service efficiency of light.The guide-lighting site of light guide plate 102
Design principle carries out site size, the sparse change in site according to ambient light source point to light-emitting zone different distance, and it becomes
Changing track is a parabolic curve.
Understanding in sum, the parts contained in current traditional scheme are more, and structure is more complicated, overall high expensive,
Cost of labor needed for assembling finished product is the most of a relatively high；And light guide plate belongs to rapid wear product, assembling finished product during, component it
Between scratching or friction, the most easily make light guide plate surface impaired, affect illumination effect and even scrap.
Summary of the invention
The technical problem to be solved is to overcome above-mentioned the deficiencies in the prior art, it is provided that a kind of curved surface light guide plate and
Side luminescent panel lamp with curved surface light guide plate.
The present invention solves above-mentioned technical problem and the technical scheme is that a kind of curved surface light guide plate, ties including Dual-layer
The substrate of structure and coating, the wherein both sides of described substrate have been bent to form arc-shaped curved surface relatively with its centrage for basic point, described
Coating is in the convex surface side of substrate by optics powder spray.
Preferably, described substrate is by aluminium plate, galvanized sheet or plastic plate manufacture.
Preferably, described substrate thickness is 0.6mm.
Preferably, described coated optical powder is bright sulfur acid barium dust.
A kind of side luminescent panel lamp with above-mentioned curved surface light guide plate, including aluminum frame, is formed inside the ring of described aluminum frame
Side channel, LED lamp bar and lens are sequentially arranged in relative two side channel, also include curved surface light guide plate, described curved surface light guide plate
Including substrate and the coating of Dual-layer structure, the wherein both sides of described substrate are bent to form with its centrage relatively for basic point
Arc-shaped curved surface, described coating is in the convex surface side of substrate by optics powder spray；Described curved surface light guide plate is folded upward at
Both sides correspondence is connected to the junction of lens upper end and side channel, and the minimum point height of curved surface light guide plate convex surface is the most thoroughly
Mirror bottom and the junction level height of side channel, beat to curved surface after being penetrated by lens level via the light of LED lamp bar transmitting
The coating of light guide plate, thus form the softest area source.
Preferably, described aluminum frame is mutually to be spliced, in the both ends of described aluminium section bar by four aluminium section bars
Side is formed with draw-in groove setting up and down and port, and adjacent aluminium section bar port is plugged with spelling frame corner brace, adjacent aluminium section bar card
It is plugged with location corner brace on groove again, and plays base rice screw from the notch direction of draw-in groove, corner brace positioning and locking will be positioned at aluminium section bar
On.
Preferably, two medial walls up and down of described side channel be relatively set with the most successively protrusion screens and
Recessed slot, described screens location LED lamp bar, the upper and lower end parts of lens is then inserted in slot.
Compared with prior art, the invention has the beneficial effects as follows: the present invention significantly reduces the cost of side luminescent panel lamp,
Simplify panel light finished product packaging technology, use a curved surface light guide plate to substitute original diffuser plate, light guide plate and reflecting paper three
Set combination；The back side of curved surface light guide plate is cotton and backboard without assembling EVA, is substantially reduced manpower and materials cost, improves and produces effect
Rate, and whole lamp weight saving is a lot, has been greatly reduced the cost of transportation of product.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, wherein:
Fig. 1 is the structure sectional view of prior art side luminescent panel lamp；
Fig. 2 is the curved surface light conducting plate structure sectional view of present pre-ferred embodiments；
Fig. 3 is the side luminescent panel modulated structure sectional view of present pre-ferred embodiments；
Fig. 4 is the side luminescent panel lamp structural perspective of present pre-ferred embodiments.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further.Preferred embodiment is drawn
As " on ", D score, "left", "right", the term such as " middle " and " ", only understanding for ease of narration, and be not used to limit
The enforceable scope of the present invention, being altered or modified of its relativeness, changing under technology contents without essence, when being also considered as this
Bright enforceable category.
Referring to Fig. 2, a kind of curved surface light guide plate of present pre-ferred embodiments design, it specifically includes: Dual-layer is tied
The substrate 201 of structure and coating 202, substrate 201 is that the aluminium plate by 0.6mm thickness is compressing, the wherein both sides of substrate 201 with
Its centrage is that basic point bends relatively, defines the curved surface with certain radian.Coating 202 is at substrate by optics powder spray
201 form, and coating 202 is sprayed on the side of substrate 201 convex surface, have the concavo-convex knot of a lot of microcosmic on the surface of coating 202
Structure, it is possible to play reflection, reflect the effect breaing up light.Coated optical powder is pure barium sulfate (BaSO4) powder, it has good
Good diffuse-reflectance, reflectanceρ≈ 0.8, reflectance is with the variation relation formula of wavelengthρ(λ) < 1.5% (380nm-780nm), meets
CIE pub.NO.84 (1989) requirement.
Refer to Fig. 3 and Fig. 4, a kind of side luminescent panel with curved surface light guide plate of present pre-ferred embodiments design
Lamp, it specifically includes: the aluminum frame 300 of tetragon, LED lamp bar 400, the lens 500 of strip and curved surface light guide plate 200.
Aluminum frame 300 is mutually to be spliced by four aluminium section bars, is formed setting up and down inside the both ends of aluminium section bar
Draw-in groove and port, adjacent aluminium section bar port is plugged with spelling frame corner brace 600, it is fixed that adjacent aluminium section bar draw-in groove is plugged with again
Parallactic angle code 700, and base rice screw 800 is played from the notch direction of draw-in groove, corner brace 700 positioning and locking will be positioned on aluminium section bar.?
Extend along upper and lower end face inside the ring of aluminum frame 300 and be formed with installation limit, install up and down between limit and define side channel 301, in side
Two medial walls up and down of groove 301 are relatively set with the screens 302 of protrusion and recessed slot 303 the most successively.
Article two, LED lamp bar 400 is inserted into the most successively with lens 500 in relative two side channel 301, screens 302
Location LED lamp bar 400, the upper and lower end parts of lens 500 is inserted in slot 303, thus fixedly mounts LED lamp bar 400 and lens
500。
Curved surface light guide plate 200 specifically includes: the substrate 201 of Dual-layer structure and coating 202, and substrate 201 is by 0.6mm
The aluminium plate of thickness is compressing, and the wherein both sides of substrate 201 bend with its centrage relatively for basic point, defines and has necessarily
The curved surface of radian.Coating 202 is to be formed at substrate 201 by optics powder spray, and coating 202 is sprayed on substrate 201 convex surface
Side, has the concaveconvex structure of a lot of microcosmic on the surface of coating 202, it is possible to plays reflection, reflect the effect breaing up light.
The both sides correspondence that curved surface light guide plate 200 is folded upward at is connected to the junction of lens 500 upper end and side channel 301,
And the minimum point of curved surface light guide plate 200 convex surface however higher than the junction level height of lens 500 bottom and side channel 301.
Specifically, the angle that the both sides that curved surface light guide plate 200 is folded upward at and horizontal plane are formedθMeet following formula requirement:
tanθ≥D/L
DVertical height for lens upper and lower end parts with the junction of side channel；
LFor curved surface light guide plate perigee distance its be folded upward at the horizontal length on both sides.
Meanwhile, depending between the both sides that light guide plate 200 is folded upward at, radian angle will be according to the size of aluminum frame 300, typically
Aluminum frame 300 is the biggest, and the distance between i.e. two LED lamp bar 400 is the biggest,θAngle can be the least.
The assembling process of the present invention: three aluminium section bars of aluminum frame are first spelled, with base rice screw locking, then LED
Lamp bar and lens are filled in the side channel of aluminum frame the most successively, are loaded on the both sides of curved surface light guide sheet in the side channel of aluminum frame subsequently,
Afterwards aluminum frame the last item aluminium section bar is loaded onto, with base rice screw, location corner brace is all locked, complete assembling.Wherein, aluminum frame
Effect is to support whole panel light, is the housing portion of light fixture；The effect spelling frame corner brace, location corner brace and base rice screw is fixing
Four aluminum frames of locking aluminum frame；LED lamp bar effect is to provide the light source of whole light fixture；The effect of lens is by LED lamp bar
Astigmatism source is converted into parallel line source.
The operation principle of the present invention: the effect of the rays pass through lens that LED lamp bar sends, is penetrated horizontal parallel light by lens
Line, this light is emitted directly toward in the coating of curved surface light guide plate, breaks up light by the reflection of coating, refraction action, makes light fixture shape
The softest area source.
In other embodiments, the base material 201 of curved surface light guide sheet can also be the sheet material of other material, such as galvanized sheet, moulds
Offset plate etc..
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction, appoints
What those skilled in the art, in the range of without departing from technical solution of the present invention, implements above according to the technical spirit of the present invention
Any brief introduction amendment, equivalent variations and the modification that example is made, all still falls within the range of technical solution of the present invention.
Claims (7)
1. a curved surface light guide plate, it is characterised in that include substrate and the coating of Dual-layer structure, wherein the two of described substrate
While be relatively bent to form arc-shaped curved surface with its centrage for basic point, described coating is at the convex song of substrate by optics powder spray
Side, face.
Curved surface light guide plate the most according to claim 1, it is characterised in that described substrate is by aluminium plate, galvanized sheet or to mould
Offset plate manufactures.
Curved surface light guide plate the most according to claim 1, it is characterised in that described substrate thickness is 0.6mm.
Curved surface light guide plate the most according to claim 1, it is characterised in that described coated optical powder is pure blanc fixe
End.
5. with a side luminescent panel lamp for curved surface light guide plate described in any one of Claims 1-4, including aluminum frame, described aluminum
It is formed with side channel, LED lamp bar and lens inside the ring of frame to be sequentially arranged in relative two side channel, it is characterised in that also wrap
Including curved surface light guide plate, described curved surface light guide plate includes substrate and the coating of Dual-layer structure, the wherein both sides of described substrate with
Its centrage is that basic point has been bent to form arc-shaped curved surface relatively, and described coating is at the convex surface one of substrate by optics powder spray
Side；The both sides correspondence that described curved surface light guide plate is folded upward at is connected to the junction of lens upper end and side channel, and curved surface is guide-lighting
The minimum point height of plate convex surface is not higher than the junction level height of lens bottom and side channel, launches via LED lamp bar
Light beats the coating to curved surface light guide plate after being penetrated by lens level, thus forms the softest area source.
Side luminescent panel lamp with curved surface light guide plate the most according to claim 5, it is characterised in that described aluminum frame be by
Four aluminium section bars are mutually spliced, and are formed with draw-in groove setting up and down and port inside the both ends of described aluminium section bar, adjacent
Aluminium section bar port on be plugged with spelling frame corner brace, adjacent aluminium section bar draw-in groove is plugged with location corner brace again, and from the groove of draw-in groove
Base rice screw is played in mouth direction, will position corner brace positioning and locking on aluminium section bar.
Side luminescent panel lamp with curved surface light guide plate the most according to claim 5, it is characterised in that described side channel upper
Lower two medial walls are relatively set with the screens of protrusion and recessed slot the most successively, and described screens positions LED lamp bar, thoroughly
The upper and lower end parts of mirror is then inserted in slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042855.6A CN106322252A (en) | 2016-11-21 | 2016-11-21 | Curved light guide plate and side-emitting panel lamp with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042855.6A CN106322252A (en) | 2016-11-21 | 2016-11-21 | Curved light guide plate and side-emitting panel lamp with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106322252A true CN106322252A (en) | 2017-01-11 |
Family
ID=57817051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611042855.6A Pending CN106322252A (en) | 2016-11-21 | 2016-11-21 | Curved light guide plate and side-emitting panel lamp with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106322252A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226775A1 (en) * | 2022-05-23 | 2023-11-30 | 北京沃东天骏信息技术有限公司 | Arc-shaped lamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007059316A (en) * | 2005-08-26 | 2007-03-08 | Tohoku Univ | Liquid crystal display and light guide plate |
| CN102518992A (en) * | 2011-12-15 | 2012-06-27 | Tcl光电科技(惠州)有限公司 | Backlight module without light guide plate and LCD (liquid crystal display) device |
| US20140125913A1 (en) * | 2012-11-08 | 2014-05-08 | Lg Display Co., Ltd. | Curved liquid crystal display device |
| CN104864314A (en) * | 2015-05-29 | 2015-08-26 | 厦门迈信电子科技有限公司 | Side light-emitting LED panel lamp without light guide plate |
| CN205424634U (en) * | 2016-03-11 | 2016-08-03 | 深圳协鑫智慧能源有限公司 | Take LED panel light of bowl |
| CN206176170U (en) * | 2016-11-21 | 2017-05-17 | 深圳市鼎高光电产品有限公司 | Curved surface light guide plate and have side luminescent panel lamp of curved surface light guide plate |
-
2016
- 2016-11-21 CN CN201611042855.6A patent/CN106322252A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007059316A (en) * | 2005-08-26 | 2007-03-08 | Tohoku Univ | Liquid crystal display and light guide plate |
| CN102518992A (en) * | 2011-12-15 | 2012-06-27 | Tcl光电科技(惠州)有限公司 | Backlight module without light guide plate and LCD (liquid crystal display) device |
| US20140125913A1 (en) * | 2012-11-08 | 2014-05-08 | Lg Display Co., Ltd. | Curved liquid crystal display device |
| CN104864314A (en) * | 2015-05-29 | 2015-08-26 | 厦门迈信电子科技有限公司 | Side light-emitting LED panel lamp without light guide plate |
| CN205424634U (en) * | 2016-03-11 | 2016-08-03 | 深圳协鑫智慧能源有限公司 | Take LED panel light of bowl |
| CN206176170U (en) * | 2016-11-21 | 2017-05-17 | 深圳市鼎高光电产品有限公司 | Curved surface light guide plate and have side luminescent panel lamp of curved surface light guide plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226775A1 (en) * | 2022-05-23 | 2023-11-30 | 北京沃东天骏信息技术有限公司 | Arc-shaped lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7878685B2 (en) | Formed lighting fixtures | |
| US7114838B2 (en) | Dish lens for backlight module and light emitting diode | |
| CN103511978B (en) | lens, lighting device and lamp box | |
| CN201521863U (en) | Backlight module and light guide plate thereof | |
| CN206176170U (en) | Curved surface light guide plate and have side luminescent panel lamp of curved surface light guide plate | |
| CN106322252A (en) | Curved light guide plate and side-emitting panel lamp with same | |
| CN101763772A (en) | Display device | |
| CN206555836U (en) | A kind of backlight module and display device | |
| CN107340648A (en) | Back board structure, backlight module, the preparation method of display device and back board structure | |
| CN213299686U (en) | Side-lighting side-bending neon lamp strip | |
| CN208224526U (en) | Uniform light guide structure and sound box | |
| CN104748014B (en) | A kind of display device and display system | |
| CN208332012U (en) | A kind of ceiling lamp | |
| CN201448639U (en) | Lighting device | |
| CN207162341U (en) | A kind of lighting device | |
| CN104515064B (en) | Lens and lighting device comprising same | |
| CN206207069U (en) | A kind of double hot spot spreadlight lenses for LED lamp | |
| CN204100137U (en) | A kind of flat lamp reflector and flat lamp | |
| CN105674072A (en) | Rectangular total-reflection LED projecting lens | |
| CN208139050U (en) | A kind of ultra-thin LED panel lamp | |
| CN208283590U (en) | Special-shaped light guide member and luminous ornament component | |
| CN207455497U (en) | A kind of scattering reflector, illumination module and desk lamp | |
| CN207991083U (en) | Surface illuminating device and refrigerator with the surface illuminating device | |
| ITVI20100214A1 (en) | OPTICAL SYSTEM FOR THE HOMOGENEOUS DIFFUSION OF LIGHT EMITTED BY LIGHT SOURCES | |
| CN208349053U (en) | A kind of front shell of television trade mark indicator light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |
|
| RJ01 | Rejection of invention patent application after publication |