CN102252207A - Light source module - Google Patents
Light source module Download PDFInfo
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- CN102252207A CN102252207A CN 201110208771 CN201110208771A CN102252207A CN 102252207 A CN102252207 A CN 102252207A CN 201110208771 CN201110208771 CN 201110208771 CN 201110208771 A CN201110208771 A CN 201110208771A CN 102252207 A CN102252207 A CN 102252207A
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Abstract
The invention relates to a light source module, comprising a light guide plate; the light guide plate comprises at least one light incident face, a light emerging face adjacent to the light incident face, and a bottom surface opposite to the light emerging face and adjacent to the light incident face; and the light source module further comprises a reflecting assembly located at the light emerging face, at least one luminous assembly arranged at the light incident face. The light source module provided by the invention has the beneficial effect that the light guide plate and the luminous assembly are used for providing a even area light source, and the light emerging face of the light guide plate is further provided with a dodging film, thereby the emergent light evenness of the light source module is promoted, and bright spots generated when light guide particles scatter light rays can be further avoided.
Description
Technical field
The present invention relates to a kind of light source module, relate in particular to the structure of this light source module.
Background technology
In business activity very frequent today, for promoting company's product or company itself, advertisement promptly becomes one of a kind of method of promoting or propagating, and advertisement is a kind of by the language on the communications media, literal, image etc., link up the way of promotion with the colony that reaches certain target, the company of can be brings business opportunity, therefore on the street, sales field, shop etc., all can see advertising propaganda material miscellaneous, for example lamp is showed in advertisement.
Cooperate and consult Fig. 1 and Fig. 2, vertical view and the cutaway view of using light source module showed in the advertisement that is used for that is respectively prior art.This light source module 50 comprises a plurality of fluorescent tubes 52, a clear sheet 54 and a framework 56, and this fluorescent tube 52 provides this light source module 50 needed light source outputs; This clear sheet 54 prints in advance or is adhesive with an advertisement figure layer 540, and this advertisement figure layer 540 can be picture proof, bulletin file, photo or the paintings etc. of advertisement billboard.This framework 56 is to fix this fluorescent tube 52 and clear sheet 54, to avoid this fluorescent tube 52 or 54 displacements of this clear sheet.When reality was used, this fluorescent tube 52 produced a light source to illuminate this clear sheet 54, so that this advertisement figure layer 540 can reach bandwagon effect by this light source.
Yet, those fluorescent tubes 52 the illuminating effect that the position influences this light source module 50 widely is set, if respectively the distance of 52 of this fluorescent tubes is long, make that this advertisement figure layer 540 can't be lighted uniformly, for example crossing bright and produce glare effect in the brightness of the advertisement figure in fluorescent tube 52 dead aheads layer 540 causes the beholder to read, and corresponding advertisement figure layer 540 luminance shortage that are arranged at 52 of two fluorescent tubes, the user must very just can read the message that this advertisement figure layer 540 will be passed near this advertisement figure layer 540; The puzzlement that so, not only makes advertising results have a greatly reduced quality and cause the beholder to watch.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of light source module, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of light source module of the present invention comprises: a LGP; Described LGP comprises: at least one incidence surface; One is adjacent to the exiting surface of this incidence surface; One in contrast to this exiting surface and be adjacent to the basal surface of this incidence surface; Described light source module also comprises: one is positioned at the reflection subassembly of this exiting surface; And at least one luminescence component that is arranged on this incidence surface.
Another kind of light source module of the present invention comprises: a LGP; Described LGP comprises: at least one incidence surface; One is adjacent to the exiting surface of this incidence surface; One in contrast to this exiting surface and be adjacent to the basal surface of this incidence surface; Described light source module also comprises: one is positioned at the even photosphere of this exiting surface; One is positioned at the light transmission protective layer of one of this even photosphere upper surface; And at least one luminescence component that is arranged at this incidence surface.
Compared with prior art, the invention has the beneficial effects as follows: owing to be to use LGP and luminescence component so that a uniform surface light source to be provided, the exiting surface of this LGP more is provided with an even light film, to promote the outgoing light homogeneity of this light source module, the bright spot in the time of more avoiding those leaded light KPT Scatter light produces.
Description of drawings
Fig. 1 is the vertical view of the light source module of prior art.
Fig. 2 is the cutaway view of the light source module of prior art.
Fig. 3 is the vertical view of the light source module of first embodiment of the invention.
Fig. 4 is the cutaway view of the light source module of first embodiment of the invention.
Fig. 5 is the cutaway view of the light source module of second embodiment of the invention.
Fig. 6 is the cutaway view of the light source module of third embodiment of the invention.
Fig. 7 is the cutaway view of the light source module of fourth embodiment of the invention.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
Described in view of prior art, one of the present invention purpose is to provide a kind of light source module, and this light source module provides the light source output of uniform luminance.
For reaching above-mentioned purpose, the invention provides a kind of light source module, this light source module comprises a LGP, a reflection subassembly and at least one luminescence component.This LGP comprises at least one incidence surface, an exiting surface and a basal surface; This exiting surface is adjacent to this incidence surface; This basal surface is in contrast to this exiting surface and be adjacent to this incidence surface; This reflection subassembly is positioned at this exiting surface; This luminescence component is arranged on this incidence surface.
According to a specific embodiment of the present invention, more comprise one first transparent adhesive tape material, be arranged between this LGP and this reflection subassembly.
According to a specific embodiment of the present invention, wherein this first transparent adhesive tape material is transparent double faced adhesive tape.
According to a specific embodiment of the present invention, wherein this LGP more comprises a plurality of leaded light particles, is arranged on this exiting surface or this basal surface.
According to a specific embodiment of the present invention, wherein this reflection subassembly is made by printing opacity glue material, and the refractive index of this printing opacity glue material is less than the refractive index of this LGP.
In addition, the present invention more provides a kind of light source module, and this light source module comprises a LGP, even photosphere, a light transmission protective layer and an at least one luminescence component.This LGP comprises at least one incidence surface, an exiting surface and a basal surface; This exiting surface is adjacent to this incidence surface; This basal surface is in contrast to this exiting surface and be adjacent to this incidence surface.Should be arranged on this exiting surface by even photosphere; This light transmission protective layer is positioned at one of this even photosphere upper surface; This luminescence component is arranged on this incidence surface.
According to a specific embodiment of the present invention, more comprise one first transparent adhesive tape material, be arranged on this LGP and be somebody's turn to do and spare between the photosphere.
According to a specific embodiment of the present invention, wherein this first transparent adhesive tape material is transparent double faced adhesive tape.
According to a specific embodiment of the present invention, more comprise one second transparent adhesive tape material, be arranged between this even photosphere and this light transmission protective layer.
According to a specific embodiment of the present invention, wherein this second transparent adhesive tape material is transparent double faced adhesive tape.
According to a specific embodiment of the present invention, wherein this light transmission protective layer is a diffuser plate.
According to a specific embodiment of the present invention, wherein this LGP more comprises a plurality of leaded light particles, is arranged on this exiting surface or this basal surface.
According to a specific embodiment of the present invention, should even photosphere be diffusion component or reflection subassembly wherein.
According to a specific embodiment of the present invention, wherein this reflection subassembly is made by printing opacity glue material, and the refractive index of this printing opacity glue material is less than the refractive index of this LGP.
Cooperate and consult Fig. 3 and Fig. 4, be respectively the vertical view and the cutaway view of the light source module of first embodiment of the invention.It is stacking in regular turn and form that this light source module 10 comprises at least one luminescence component 110, a LGP 120, one first transparent adhesive tape material, 130, one even photosphere 140, one second transparent adhesive tape material 150 and a light transmission protective layer 160.Wherein this luminescence component 110 can in the present embodiment, be an example with a luminescence component 110 for one or more.
In the present embodiment, this LGP 120 is a rectangular light guide plate, and during actual enforcement, this LGP 120 can be irregularly shaped for oval, polygon or other.This LGP 120 comprises at least one incidence surface 122, an exiting surface 124 and a basal surface 126.Wherein this incidence surface 122 can be for one or more, and in the present embodiment, this incidence surface 122 thinks that is an example.This luminescence component 110 is arranged on this incidence surface 122 and emits beam towards this incidence surface 122, and wherein this luminescence component 110 can be light emitting diode, but not as limit.
This exiting surface 124 is adjacent to this incidence surface 122, and this basal surface 126 is in contrast to this exiting surface 124 and be adjacent to this incidence surface 122, and this basal surface 126 is provided with a plurality of leaded light particles 128.In the present embodiment, those leaded light particles 128 are to be convexly set in this basal surface 126, and wherein this leaded light particle 128 can see through modes such as hot pressing, ejaculation, ink-jet or printing and forms.Those leaded light particles 128 are in order to the light of scattering by these incidence surface 122 incidents, make this light can be distributed in this LGP 120 equably and by these exiting surface 124 bright dippings.In addition, those leaded light particles 128 can also be arranged at this exiting surface 124, with the light of scattering by these incidence surface 122 incidents.
The distance that density is and it is provided with between position and this luminescence component 110 that is provided with of those leaded light particles 128 is inversely proportional to, in other words, those leaded light particles 128 are provided with nearer apart from this luminescence component 110, then it is provided with density and more dredges, those leaded light particles 128 are provided with far away apart from this luminescence component 110, then its that density is set is closeer, so, will be distributed in whole LGP 120 effectively by the light of these incidence surface 122 incidents equably and by these exiting surface 124 bright dippings.
This LGP 120 is to use light-transmitting materials, as polymethyl methacrylate (PMMA), synthetic resin, propylene (acryl), Merlon (PC), polyester (PET), polyolefin (Polyolefines) or glass, the plate that is made in modes such as ejection formation, etching, hot-forming or processing of cutting.
This first transparent adhesive tape material 130 is arranged on this exiting surface 124 of this LGP 120 and should spares between the photosphere 140, and reaching with fastening this LGP 120 should even photosphere 140.In the present embodiment, this first transparent adhesive tape material 130 is transparent double faced adhesive tape, does not then limit with this during actual enforcement, and other equivalent elements that can reach identical effect all should be included in this scope.
Should even photosphere 140 be to see through this exiting surface 124 that this first transparent adhesive tape material 130 is arranged at this LGP 120, this even photosphere 140 be printed with at least one figure layer 142, and this figure layer 142 can be picture proof, bulletin file, photo or the paintings etc. of advertisement billboard; Wherein figure layer 142 can be one or more layers, and in the present embodiment, this figure layer 142 is an example with one deck, and quantity that should figure layer 142 is five, the character A-E that the difference correspondence is shown in Figure 3.In the present embodiment, should even photosphere 140 be reflection subassembly, this reflection subassembly can for example be the sizing material of resin material, and can be white in color or silver color etc. has the color of preferable reflecting effect, implement in reality, can be adjusted the color of reflection subassembly according to actual demand or restriction; Perhaps, this reflection subassembly can use a kind of printing opacity glue material (for example UV glue) made, and wherein reflection subassembly is transparent (or translucent at least), and it (light) refractive index of this reflection subassembly is less than these LGP 120 they (light) refractive indexes.The light that this luminescence component 110 sends is to be incident to this LGP 120 by this incidence surface 122, and by these exiting surface 124 outgoing to should even photosphere 140, should return this LGP 120 by even photosphere 140 reflecting part light, and transmission other parts light, this part transmitted ray is to light this figure layer 142.In addition, this even photosphere 140 can also be diffusion component, for example: diffusion barrier or diffuser plate.Should even photosphere 140 be to be projected to this light transmission protective layer 160 accordingly and the situation of generation dazzle in order to the bright spot of avoiding these leaded light particle 128 scattered beams to be produced, and the puzzlement when causing the beholder to watch.
This second transparent adhesive tape material 150 is arranged between this even photosphere 140 and this light transmission protective layer 160, should spare photosphere 140 and this light transmission protective layer 160 with fastening; In the present embodiment, this second transparent adhesive tape material 150 is transparent double faced adhesive tape, when reality is implemented, does not then limit with this, and other equivalent elements that can reach identical effect all should be included in this scope.
This light transmission protective layer 160 is to be positioned on this even photosphere 140 surface, and this light transmission protective layer 160 is to be a light-transmissive film or a printing opacity sheet material, and sees through coating or directly be arranged at surface on this even photosphere 140.Again, this light transmission protective layer 160 is can see through this second transparent adhesive tape material 150 stick on this even photosphere 140, and this light transmission protective layer 160 can avoid this figure layer 142 adhered to by moisture or micro mist dirt effectively and the situation quickening to damage produces.This light transmission protective layer 160 can be Merlon (Polycarbonate; PC), polymethyl methacrylate (Acrylic, PMMA) or the mixture of above-mentioned two kinds of materials be made, and; this light transmission protective layer 160 can be bright or cloudy surface, and has scratch resistant function.In the present embodiment, this light transmission protective layer 160 is a diffuser plate.
Light by this luminescence component 110 sends is incident in this LGP 120 by this incidence surface 122, this light via the scattering of those leaded light particles 128 by these exiting surface 124 bright dippings.This light is passed to this even photosphere 140 via this first transparent adhesive tape material 130; this figure layer 142 that is printed in this even photosphere 140 is to be lighted by this light; and via this second transparent adhesive tape material 150 and this light transmission protective layer 160 and be passed to this light source module 10 outsides, reach advertising effect.
Cooperate and to consult Fig. 5, be the cutaway view of the light source module of second embodiment of the invention.In the present embodiment, the light source module 10a of the present embodiment roughly light source module 10 with above-mentioned first embodiment is identical, its difference is: when the length of this light source module 10a is longer, one of this light source module 10a LGP 120a includes two incidence surface 122a, this two incidence surface 122a is arranged at the width of this LGP 120a respectively, does not then limit with this when reality is implemented.This two incidence surface 122a is respectively arranged with at least one luminescence component 110a, respectively this luminescence component 110a is respectively towards this incidence surface 122a emergent ray respectively, wherein this luminescence component 110a can be for one or more, and in the present embodiment, this incidence surface 122a is an example so that a luminescence component 110a to be set.
Light by this two luminescence component 110a sends is incident in this LGP 120a by this two incidence surface 122a respectively, this light via the scattering of a plurality of leaded light particle 128a by an exiting surface 124a bright dipping.This light is passed to an even photosphere 140 via one first transparent adhesive tape material 130; being printed in one of even photosphere 140 figure layer 142 is lighted by this light; and via one second transparent adhesive tape material 150 and a light transmission protective layer 160 and be passed to this light source module 10a outside, reach advertising effect.Again, in other embodiments, this light source module 10a can also make up a plurality of LGP 120a so that this light source module 10a to be provided required light source effectively.
Cooperate and to consult Fig. 6, be the cutaway view of the light source module of third embodiment of the invention.One of one of the light source module 20 of present embodiment LGP 220 basal surface 226 is concaved with a plurality of leaded light particles 228, and those leaded light particles 228 can see through modes such as hot pressing, ejaculation and form.In addition, those leaded light particles 228 can also be arranged at one of this LGP 220 exiting surface 224, and this exiting surface 224 is in contrast to this basal surface 226.
At least one luminescence component 210 of this light source module 20 emits beam towards one of this LGP 220 incidence surface 222, and wherein this luminescence component 210 can be for one or more, and in the present embodiment, this incidence surface 222 is an example so that a luminescence component 210 to be set; This incidence surface 222 is adjacent to this basal surface 226 and this exiting surface 224.
Light by this luminescence component 210 sends is incident in this LGP 220 by this incidence surface 222, and this light is via those leaded light particle 228 scatterings and by these exiting surface 224 bright dippings.This light is passed to an even photosphere 240 via one first printing opacity glue material 230, and at least one figure layer 242 that is printed in this even photosphere 240 is to be lighted by this light, and is passed to this light source module 20 outsides via one second printing opacity glue material 250 and a light transmission protective layer 260.
Cooperate and to consult Fig. 7, be the cutaway view of the light source module of fourth embodiment of the invention.This light source module 30 comprises at least one luminescence component 310, a LGP 320 and a reflection subassembly 340; Wherein, this luminescence component 310 can be for one or more, and in the present embodiment, this light source module 30 is an example to comprise a luminescence component 310.This LGP 320 comprises an incidence surface 322, an exiting surface 324 and a basal surface 326, and this luminescence component 310 is arranged on this incidence surface 322 and emits beam towards this incidence surface 322.This exiting surface 324 is adjacent to this incidence surface 322, and this basal surface 326 is in contrast to this exiting surface 324 and be adjacent to this incidence surface 322.In the present embodiment, this basal surface 326 is provided with a plurality of leaded light particles 328, and these leaded light particles 328 enter the light of this LGP 320 in order to scattering, make light by these exiting surface 324 bright dippings; When reality was implemented, those leaded light particles 328 can be arranged at this exiting surface 324.And in the present embodiment, those leaded light particles 328 are to be convexly set in this basal surface 326, and when reality was implemented, those leaded light particles 328 can be arranged with in this basal surface 326.Again, the distance that density is and it is provided with between position and this luminescence component 310 that is provided with of those leaded light particles 328 is inversely proportional to, will be distributed in whole LGP 320 effectively by the light of these incidence surface 322 incidents equably and by these exiting surface 324 bright dippings.
This reflection subassembly 340 is positioned at this exiting surface 324 and is provided with at least one figure layer 342, and wherein, this figure layer 342 can be one or more layers, and in the present embodiment, this reflection subassembly 340 is an example with printing one deck figure layer 342.In the present embodiment, this reflection subassembly 340 can for example be the sizing material of resin material, and can be white in color or silver color etc. has the color of preferable reflecting effect, implements in reality, can be adjusted the color of reflection subassembly according to actual demand or restriction; Perhaps, this reflection subassembly 340 can use a kind of printing opacity glue material (for example UV glue) made, and wherein reflection subassembly 340 is transparent (or translucent at least), and its (light) refractive index is less than LGP 320 they (light) refractive indexes.
By the light of these incidence surface 322 incidents, by these exiting surface 324 bright dippings and be passed to this reflection subassembly 340, this reflection subassembly 340 reflecting part light and transmissive portions light splitter, wherein the light mooring points of transmissive portions branch is bright should figure layer 342, to reach advertising effect.
In addition, this light source module 30 more comprises one first transparent adhesive tape material 330, and this first transparent adhesive tape material 330 can for example be transparent double faced adhesive tape, but not as limit; This first transparent adhesive tape material 330 is between this exiting surface 324 and this reflection subassembly 340, this reflection subassembly 340 is anchored on this exiting surface 324 of LGP 320.
Comprehensive the above, this light source module system of the present invention uses LGP and luminescence component so that a uniform surface light source to be provided, the exiting surface of this LGP more is provided with an even light film, and to promote the outgoing light homogeneity of this light source module, the bright spot in the time of more avoiding these leaded light KPT Scatter light produces.
So above-described; only for the present invention's preferred embodiment; when the scope that can not limit the invention process, promptly all equalizations of doing according to the present patent application claim change and modify etc., all should still belong in the category of claim covering scope intention of the present invention protection.
Claims (14)
1. a light source module comprises: a LGP; It is characterized in that: described LGP comprises: at least one incidence surface; One is adjacent to the exiting surface of this incidence surface; One in contrast to this exiting surface and be adjacent to the basal surface of this incidence surface; Described light source module also comprises: one is positioned at the reflection subassembly of this exiting surface; And at least one luminescence component that is arranged on this incidence surface.
2. light source module according to claim 1 is characterized in that also comprising: one first transparent adhesive tape material; The described first transparent adhesive tape material is arranged between this LGP and this reflection subassembly.
3. light source module according to claim 2 is characterized in that: this first transparent adhesive tape material is transparent double faced adhesive tape.
4. light source module according to claim 1 is characterized in that: this LGP also comprises: a plurality of leaded light particles; Described a plurality of leaded light particle is arranged at this exiting surface or this basal surface.
5. light source module according to claim 1 is characterized in that: this reflection subassembly is made by printing opacity glue material, and the refractive index of this reflection subassembly is less than the refractive index of this LGP.
6. a light source module comprises: a LGP; It is characterized in that: described LGP comprises: at least one incidence surface; One is adjacent to the exiting surface of this incidence surface; One in contrast to this exiting surface and be adjacent to the basal surface of this incidence surface; Described light source module also comprises: one is positioned at the even photosphere of this exiting surface; One is positioned at the light transmission protective layer of one of this even photosphere upper surface; And at least one luminescence component that is arranged at this incidence surface.
7. light source module according to claim 6 is characterized in that also comprising: one first transparent adhesive tape material; The described first transparent adhesive tape material is arranged on this LGP and should spares between the photosphere.
8. light source module according to claim 7 is characterized in that: this first transparent adhesive tape material is transparent double faced adhesive tape.
9. light source module according to claim 6 is characterized in that also comprising: one second transparent adhesive tape material; The described second transparent adhesive tape material is arranged between this even photosphere and this light transmission protective layer.
10. light source module according to claim 9 is characterized in that: this second transparent adhesive tape material is transparent double faced adhesive tape.
11. light source module according to claim 6 is characterized in that: this light transmission protective layer is a diffuser plate.
12. light source module according to claim 6 is characterized in that: this LGP also comprises a plurality of leaded light particles; Described a plurality of leaded light particle is arranged on this exiting surface or this basal surface.
13. light source module according to claim 6 is characterized in that: this even photosphere is diffusion component or reflection subassembly.
14. light source module according to claim 13 is characterized in that: this reflection subassembly is made by printing opacity glue material, and the refractive index of this reflection subassembly is less than the refractive index of this LGP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110208771 CN102252207A (en) | 2011-07-25 | 2011-07-25 | Light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110208771 CN102252207A (en) | 2011-07-25 | 2011-07-25 | Light source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102252207A true CN102252207A (en) | 2011-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110208771 Pending CN102252207A (en) | 2011-07-25 | 2011-07-25 | Light source module |
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| Country | Link |
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| CN (1) | CN102252207A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611788A (en) * | 2019-01-24 | 2019-04-12 | 华域视觉科技(上海)有限公司 | Three-dimensional optical component, lamps and lanterns and the method for generating three dimensional depth illumination effect |
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| CN101493200A (en) * | 2009-01-15 | 2009-07-29 | 长兴化学工业股份有限公司 | Backlight module |
| CN102043188A (en) * | 2010-11-11 | 2011-05-04 | 苏州向隆塑胶有限公司 | Light guide plate, electronic device and method for manufacturing light guide plate |
| CN102081189A (en) * | 2011-02-22 | 2011-06-01 | 苏州茂立光电科技有限公司 | Light guide plate, illuminating device and manufacturing method of light guide plate |
| CN202144983U (en) * | 2011-07-25 | 2012-02-15 | 苏州茂立光电科技有限公司 | Light source module |
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2011
- 2011-07-25 CN CN 201110208771 patent/CN102252207A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101493200A (en) * | 2009-01-15 | 2009-07-29 | 长兴化学工业股份有限公司 | Backlight module |
| CN102043188A (en) * | 2010-11-11 | 2011-05-04 | 苏州向隆塑胶有限公司 | Light guide plate, electronic device and method for manufacturing light guide plate |
| CN102081189A (en) * | 2011-02-22 | 2011-06-01 | 苏州茂立光电科技有限公司 | Light guide plate, illuminating device and manufacturing method of light guide plate |
| CN202144983U (en) * | 2011-07-25 | 2012-02-15 | 苏州茂立光电科技有限公司 | Light source module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109611788A (en) * | 2019-01-24 | 2019-04-12 | 华域视觉科技(上海)有限公司 | Three-dimensional optical component, lamps and lanterns and the method for generating three dimensional depth illumination effect |
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Application publication date: 20111123 |