CN103033873B - Light guide plate structure for liquid crystal display apparatus - Google Patents
Light guide plate structure for liquid crystal display apparatus Download PDFInfo
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- CN103033873B CN103033873B CN201210527176.3A CN201210527176A CN103033873B CN 103033873 B CN103033873 B CN 103033873B CN 201210527176 A CN201210527176 A CN 201210527176A CN 103033873 B CN103033873 B CN 103033873B
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- light guide
- liquid crystal
- guide plate
- light
- guide section
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Abstract
The invention discloses a light guide plate structure. The light guide plate structure comprises a hollow light guide part and a light guide plate, wherein a positioning pillar is arranged in the hollow light guide part, one end of the light guide plate is inserted into the light guide part and is combined with the light guide part. A positioning hole is formed in the end, combined with the light guide part, of the light guide plate. The positioning pillar is inserted into the positioning hole. One end of the light guide plate is a light inlet surface. A light reflection surface is arranged on one side of the light guide plate. A light outlet surface is arranged on the other side of the light guiding plate. Therefore, the distance between the hollow light guide part and the light guide plate is a constant value.
Description
Technical field
The present invention is a kind of light conducting plate structure, espespecially a kind of structure of hollow light guide section and light guide plate mutually being located.
Background technology
It take directing light as known technology that light source connects a hollow light guide section, and described known technology is applied in liquid crystal indicator.
As Fig. 1 discloses, in liquid crystal indicator A10, light source A11 penetrates light A13, light A13 injects the incidence surface A15 of light guide plate A14 from hollow light guide section A12, re-shoot the reflective surface A16 to described light guide plate A14, then be reflected onto exiting surface A17, finally penetrate from the exiting surface A17 of light guide plate, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal indicator A10 surface; Only look into, because the distance D of described hollow light guide section and described light guide plate is difficult to determine, therefore can not guarantee into light effect, affect the quality that liquid crystal indicator A10 surface demonstrates image frame.
Because the distance D of aforementioned known described hollow light guide section and described light guide plate is difficult to determine, therefore system of the present invention will provide the stationary installation of the distance of new described hollow light guide section and described light guide plate, improves the shortcoming of known technology.
Summary of the invention
The light conducting plate structure for liquid crystal indicator that the distance that goal of the invention of the present invention is to provide a kind of hollow light guide section and light guide plate is fixed.
Goal of the invention of the present invention is achieved in that
Light conducting plate structure for liquid crystal indicator comprises, a hollow light guide section, and described hollow light guide section is provided with a reference column; One light guide plate, described light guide plate is located at described hollow light guide section rear, described light guide plate is provided with a pilot hole, described reference column inserts in described pilot hole and described light guide plate is combined with described hollow light guide section, described light guide plate is while be provided with an incidence surface, described incidence surface is placed in described hollow light guide section, and described light guide plate side is provided with a reflective surface, and described light guide plate opposite side is provided with an exiting surface; Described light conducting plate structure comprises: a light source, and described light source is located at described hollow light guide section front.
Further, described reference column is located at vacancy among described hollow light guide section; Described reference column and described pilot hole are that close-fitting is combined.
Further, be provided with an opening in described light guide plate, described opening is communicated with described pilot hole; By this, described reference column can be inserted in described pilot hole from described opening.
Further, described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer.
Further, pass through aperture runs through above described hollow light guide section, and described reference column is through described through hole; Described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer; One light non-transmittable layers is located at described reference column through on described through hole, stops light to penetrate from the gap of described reference column and described through hole.
Light conducting plate structure for liquid crystal indicator of the present invention, described light conducting plate structure comprises: a hollow light guide section, is provided with a reference column in described hollow light guide section; One light guide plate, one of described light guide plate plate end insert described light guide section among vacancy combine with it, described light guide plate is in being provided with a pilot hole with the plate end place be combined with light guide section, described reference column system inserts in described pilot hole, and described plate end is an incidence surface, in addition, described light guide plate side is provided with a reflective surface, and described light guide plate opposite side is provided with an exiting surface; By this, the distance of described hollow light guide section and described light guide plate is certain value; Described light conducting plate structure comprises: a light source, and described light source is located at described hollow light guide section front.
Further, described reference column and described pilot hole are that close-fitting is combined.
Further, be provided with an opening in described light guide plate, described opening is communicated with described pilot hole; By this, described reference column can be inserted in described pilot hole from described opening.
Further, described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer.
Further, pass through aperture runs through above described hollow light guide section, and described reference column is through described through hole; Described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer; One light non-transmittable layers is located at described reference column through on described through hole, stops light to penetrate from the gap of described reference column and described through hole.
Due in known technology, the distance D of hollow light guide section and light guide plate is difficult to determine, therefore can not guarantee into light effect, affects the quality that liquid crystal display surface demonstrates image frame.The present invention utilize the reference column of hollow light guide section insert light guide plate pilot hole in (described reference column can be located at vacancy among described hollow light guide section, described reference column also can be located at the non-hollow place of described hollow light guide section, the non-hollow place that reference column is located at described hollow light guide section is not disclosed) in each figure, by this, described hollow light guide section and described reference column are located mutually.
Because described hollow light guide section and described reference column are located mutually, the distance H of described hollow light guide section and described light guide plate is just fixed, and solves in known technology, and the distance D of hollow light guide section and light guide plate is difficult to the difficulty determined.
Accompanying drawing explanation
Fig. 1 known utilizes hollow light guide section with the technology of directing light, and the distance D disclosing hollow light guide section and light guide plate in described figure is difficult to determine.
Fig. 2 is the top view of the present invention for the hollow light guide section of the light conducting plate structure of liquid crystal indicator, discloses reference column and do not run through described hollow light guide section in described figure.
Fig. 3 is the top view of the present invention for the light guide plate of the light conducting plate structure of liquid crystal indicator.
Fig. 4 is the combination schematic diagram of Fig. 2 and Fig. 3 of the present invention, the hollow light guide section of described combination schematic diagram announcement and light guide plate combination mode.
Fig. 5 is the solid combination schematic diagram of Fig. 4 of the present invention, the hollow light guide section of described solid combination schematic diagram announcement and light guide plate combination mode.
Fig. 6 is the schematic diagram of the present invention for the embodiment of the light conducting plate structure of liquid crystal indicator, disclose in described figure, after light source injection light, light injects the incidence surface of light guide plate from described hollow light guide section, re-shoot the reflective surface to described light guide plate, then be reflected onto exiting surface, finally penetrate from the exiting surface of light guide plate, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal display surface.
Fig. 7 is the top view of the hollow light guide section of the light conducting plate structure for liquid crystal indicator of the present invention, discloses reference column and run through described hollow light guide section in figure.
Fig. 8 is the top view of the light guide plate of the light conducting plate structure for liquid crystal indicator of the present invention.
Fig. 9 is the combination schematic diagram of the 7th figure of the present invention and the 8th figure, the hollow light guide section of described combination schematic diagram announcement and light guide plate combination mode.
Figure 10 is the solid combination schematic diagram of Fig. 9 of the present invention, the hollow light guide section of described solid combination schematic diagram announcement and light guide plate combination mode.
Figure 11 is the schematic diagram of the embodiment of the light conducting plate structure for liquid crystal indicator of the present invention, disclose in described figure, after light source injection light, light injects the incidence surface of light guide plate from described hollow light guide section, re-shoot the reflective surface to described light guide plate, then be reflected onto exiting surface, finally penetrate from the exiting surface of light guide plate, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal display surface.
In figure:
A10 liquid crystal indicator,
A11 light source,
A12 hollow light guide section,
A13 light,
A14 light guide plate,
A15 incidence surface,
A16 reflective surface,
A17 exiting surface,
The distance of D hollow light guide section and light guide plate,
20 liquid crystal indicators,
21 light sources,
211 light,
22 hollow light guide sections,
221 reference columns,
222 through holes,
Vacancy in 223,
24 light guide plate,
241 incidence surfaces,
242 reflective surfaces,
243 exiting surfaces,
244 pilot holes,
245 openings,
246 plate ends,
Distance between H hollow light guide section and light guide plate.
Embodiment
This case can be illustrated by following two embodiments and be fully understood, and make the personage haveing the knack of this skill can complete it according to this, the enforcement of right this case not can be limited it and implement kenel by following case study on implementation.
Embodiment 1
As Fig. 2 to Figure 11 discloses, a kind of light conducting plate structure for liquid crystal indicator, described light conducting plate structure comprises:
One hollow light guide section 22, described hollow light guide section 22 is provided with a reference column 221;
One light guide plate 24, described light guide plate 24 is located at described hollow light guide section 22 rear, described light guide plate 24 is provided with a pilot hole 244, described reference column 221 inserts in described pilot hole 244 and described light guide plate 24 is combined with described hollow light guide section 22, described light guide plate 24 is while be provided with an incidence surface 241, described incidence surface 241 is placed in described hollow light guide section 22, and described light guide plate 24 side is provided with a reflective surface 242, and described light guide plate 24 opposite side is provided with an exiting surface 243; By this, described hollow light guide section 22 is located mutually with described reference column 22.
In this example another, described reference column 221 is located at vacancy 223 among described hollow light guide section 22; By this, described hollow light guide section 22 is be incorporated into vacancy 223 among described hollow light guide section 22 with described light guide plate 24.
In this example another, described light conducting plate structure comprises: a light source 21, and described light source 21 is located at described hollow light guide section 22 front (described light source 21 can be LED); By this, the light of light source 21 generation is injected in described hollow light guide section 22.
In this example another, described reference column 221 with described pilot hole 244 for close-fitting is combined; By this, being connected and fixed by described reference column 221 and described pilot hole 244.
In this example another, be provided with an opening 245 in described light guide plate 24, described opening 245 is communicated with described pilot hole 244; By this, described reference column 221 can be inserted in described pilot hole 244 from described opening 245; By this, be convenient to described reference column 221 to insert in described pilot hole 244.
In this example another, pass through aperture 222 runs through above described hollow light guide section 22, and described reference column 221 is through described through hole 222.
In this example another, a light non-transmittable layers is located at described reference column 221 through on described through hole 222, stops light to penetrate from described reference column 221 and the gap of described through hole 222; By this, the excessive or extraneous light of the anti-light terminating in described hollow light guide section 22 enters.(in each figure, not disclosing light non-transmittable layers)
In this example another, described exiting surface 243 front is provided with a liquid crystal indicator 20, and described liquid crystal indicator 20 has a liquid crystal layer; By this, light source 21 penetrates light 211, described light 211 injects the incidence surface 241 of light guide plate 24 from described hollow light guide section 22, re-shoot the reflective surface 242 to described light guide plate 24, be reflected onto exiting surface 243 again, finally penetrate from the exiting surface 243 of light guide plate 24, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal indicator 20 surface.(in each figure, not disclosing liquid crystal layer)
The light conducting plate structure implementation step for liquid crystal indicator of the present invention is as follows:
1. in the pilot hole 244 that the reference column 22 of hollow light guide section 22 inserts light guide plate 24, (described reference column 22 can be located at vacancy 223 among described hollow light guide section 22, described reference column 22 also can be located at the non-hollow place of described hollow light guide section 22, the non-hollow place that reference column 22 is located at described hollow light guide section 22 is not disclosed) in each figure, described hollow light guide section 22 is just certain value with the distance H of described light guide plate 24, reaches between described hollow light guide section 22 and described reference column 22 and mutually locates.
2. light source 21 is located at described hollow light guide section 22 front, is injected in described hollow light guide section 22 by the light that light source 21 produces.
3. exiting surface 243 front of light guide plate 24 is provided with a liquid crystal indicator 20, and described liquid crystal indicator 20 has a liquid crystal layer (not disclosing liquid crystal layer in each figure).
4. after light source 21 penetrates light 211, light 211 injects the incidence surface 241 of light guide plate 24 from described hollow light guide section 22, re-shoot the reflective surface 242 to described light guide plate 24, be reflected onto exiting surface 243 again, finally penetrate from the exiting surface 243 of light guide plate 24, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal indicator 20 surface.
Embodiment 2
As Fig. 2 to Figure 11 discloses, a kind of light conducting plate structure for liquid crystal indicator, described light conducting plate structure comprises:
One hollow light guide section 22, is provided with a reference column 221 in described hollow light guide section 22;
One light guide plate 24, one of described light guide plate 24 plate end 246 inserts vacancy 223 among described light guide section and combines with it, described light guide plate 24 is in being provided with a pilot hole 244 with plate end 246 place be combined with light guide section, described reference column 221 is insert in described pilot hole 244, and described plate end 246 is an incidence surface 241, in addition, described light guide plate 24 side is provided with a reflective surface 242, and described light guide plate 24 opposite side is provided with an exiting surface 243; By this, described hollow light guide section 22 is made just to be certain value with the distance H of described light guide plate 24; By this, described hollow light guide section 22 is located mutually with described reference column 22.
In this example another, described light conducting plate structure comprises: a light source 21, and described light source 21 is located at described hollow light guide section 22 front (described light source 21 can be LED); By this, the light of light source 21 generation is injected in described hollow light guide section 22.
In this example another, described reference column 221 with described pilot hole 244 for close-fitting is combined; By this, being connected and fixed by described reference column 221 and described pilot hole 244.
In this example another, be provided with an opening 245 in described light guide plate 24, described opening 245 is communicated with described pilot hole 244; By this, described reference column 221 can be inserted in described pilot hole 244 from described opening 245; By this, be convenient to described reference column 221 to insert in described pilot hole 244.
In this example another, pass through aperture 222 runs through above described hollow light guide section 22, and described reference column 221 is through described through hole 222.
In this example another, a light non-transmittable layers is located at described reference column 221 through on described through hole 222, stops light to penetrate from described reference column 221 and the gap of described through hole 222; By this, the excessive or extraneous light of the anti-light terminating in described hollow light guide section 22 enters.(in each figure, not disclosing light non-transmittable layers)
In this example another, described exiting surface 243 front is provided with a liquid crystal indicator 20, and described liquid crystal indicator 20 has a liquid crystal layer; By this, light source 21 penetrates light 211, described light 211 injects the incidence surface 241 of light guide plate 24 from described hollow light guide section 22, re-shoot the reflective surface 242 to described light guide plate 24, be reflected onto exiting surface 243 again, finally penetrate from the exiting surface 243 of light guide plate 24, upwards by liquid crystal layer, to demonstrate image frame in liquid crystal indicator 20 surface.(in each figure, not disclosing liquid crystal layer)
The light conducting plate structure implementation step for liquid crystal indicator of the present invention is as follows:
1. one of light guide plate 24 plate end 246 insert described hollow light guide section 22 among vacancy 223 combine with it, described light guide plate 24 is in being provided with a pilot hole 244 with plate end 246 place be combined with light guide section, the reference column 22 of described hollow light guide section 22 inserts in the pilot hole 244 of light guide plate 24 plate end 246, described hollow light guide section 22 is just certain value with the distance H of described light guide plate, reaches between described hollow light guide section 22 and described reference column 22 and mutually locates.
2. light source 21 is located at described hollow light guide section 22 front, is injected in described hollow light guide section 22 by the light that light source 21 produces.
3. exiting surface 243 front of light guide plate 24 is provided with a liquid crystal indicator 20, and described liquid crystal indicator 20 has a liquid crystal layer (not disclosing liquid crystal layer in each figure).
4. after light source 21 penetrates light 211, light 211 injects the incidence surface 241 of light guide plate 24 from described hollow light guide section 22, re-shoot the reflective surface 242 to described light guide plate 24, be reflected onto exiting surface 243 again, finally penetrate from the exiting surface 243 of light guide plate 24, upwards by liquid crystal layer, demonstrate image frame in liquid crystal indicator 20 surface.
Though the present invention discloses as above with aforementioned preferred embodiment; so itself and be not used to limit scope of the present invention; anyly have the knack of this those skilled in the art; without departing from the spirit and scope of the invention; when doing a little change and retouching, the protection domain of therefore the present invention when depending on after attached claim defined.
Claims (10)
1. for a light conducting plate structure for liquid crystal indicator, it is characterized in that: described light conducting plate structure comprises,
One hollow light guide section, described hollow light guide section is provided with a reference column;
One light guide plate, described light guide plate is located at described hollow light guide section rear, described light guide plate is provided with a pilot hole, described reference column inserts in described pilot hole and described light guide plate is combined with described hollow light guide section, described light guide plate is while be provided with an incidence surface, described incidence surface is placed in described hollow light guide section, and described light guide plate side is provided with a reflective surface, and described light guide plate opposite side is provided with an exiting surface; Described light conducting plate structure comprises: a light source, and described light source is located at described hollow light guide section front.
2. the light conducting plate structure for liquid crystal indicator according to claim 1, is characterized in that:
Described reference column is located at vacancy among described hollow light guide section; Described reference column and described pilot hole are that close-fitting is combined.
3. the light conducting plate structure for liquid crystal indicator according to claim 2, it is characterized in that: be provided with an opening in described light guide plate, described opening is communicated with described pilot hole; By this, described reference column can be inserted in described pilot hole from described opening.
4. the light conducting plate structure for liquid crystal indicator according to claim 3, is characterized in that: described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer.
5. the light conducting plate structure for liquid crystal indicator according to claim 3, is characterized in that:
Pass through aperture runs through above described hollow light guide section, and described reference column is through described through hole;
Described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer;
One light non-transmittable layers is located at described reference column through on described through hole, stops light to penetrate from the gap of described reference column and described through hole.
6. for a light conducting plate structure for liquid crystal indicator, it is characterized in that: described light conducting plate structure comprises:
One hollow light guide section, is provided with a reference column in described hollow light guide section;
One light guide plate, one of described light guide plate plate end insert described light guide section among vacancy combine with it, described light guide plate is in being provided with a pilot hole with the plate end place be combined with light guide section, described reference column system inserts in described pilot hole, and described plate end is an incidence surface, in addition, described light guide plate side is provided with a reflective surface, and described light guide plate opposite side is provided with an exiting surface; By this, the distance of described hollow light guide section and described light guide plate is certain value; Described light conducting plate structure comprises: a light source, and described light source is located at described hollow light guide section front.
7. the light conducting plate structure for liquid crystal indicator according to claim 6, is characterized in that: described reference column and described pilot hole are that close-fitting is combined.
8. the light conducting plate structure for liquid crystal indicator according to claim 7, it is characterized in that: be provided with an opening in described light guide plate, described opening is communicated with described pilot hole; By this, described reference column can be inserted in described pilot hole from described opening.
9. the light conducting plate structure for liquid crystal indicator according to claim the 8, is characterized in that: described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer.
10. the light conducting plate structure for liquid crystal indicator according to claim 8, is characterized in that:
Pass through aperture runs through above described hollow light guide section, and described reference column is through described through hole;
Described exiting surface front is provided with a liquid crystal indicator, and described liquid crystal indicator has a liquid crystal layer;
One light non-transmittable layers is located at described reference column through on described through hole, stops light to penetrate from the gap of described reference column and described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210527176.3A CN103033873B (en) | 2012-12-10 | 2012-12-10 | Light guide plate structure for liquid crystal display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210527176.3A CN103033873B (en) | 2012-12-10 | 2012-12-10 | Light guide plate structure for liquid crystal display apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103033873A CN103033873A (en) | 2013-04-10 |
| CN103033873B true CN103033873B (en) | 2015-03-04 |
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ID=48020932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210527176.3A Active CN103033873B (en) | 2012-12-10 | 2012-12-10 | Light guide plate structure for liquid crystal display apparatus |
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| Country | Link |
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| CN (1) | CN103033873B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316544Y (en) * | 1997-10-20 | 1999-04-28 | 苏国棻 | Combined decorative lamp light conducting lamp socket |
| CN102121668A (en) * | 2010-01-11 | 2011-07-13 | 中强光电股份有限公司 | Light guide plate and backlight module |
| CN202203861U (en) * | 2011-07-26 | 2012-04-25 | 常州欧密格光电科技有限公司 | High-brightness light guide plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI264511B (en) * | 2003-07-11 | 2006-10-21 | Hon Hai Prec Ind Co Ltd | Light source system and backlight module using the same |
-
2012
- 2012-12-10 CN CN201210527176.3A patent/CN103033873B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316544Y (en) * | 1997-10-20 | 1999-04-28 | 苏国棻 | Combined decorative lamp light conducting lamp socket |
| CN102121668A (en) * | 2010-01-11 | 2011-07-13 | 中强光电股份有限公司 | Light guide plate and backlight module |
| CN202203861U (en) * | 2011-07-26 | 2012-04-25 | 常州欧密格光电科技有限公司 | High-brightness light guide plate |
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| Publication number | Publication date |
|---|---|
| CN103033873A (en) | 2013-04-10 |
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