CN101334553A - Bearing - Google Patents
Bearing Download PDFInfo
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- CN101334553A CN101334553A CNA2007101231179A CN200710123117A CN101334553A CN 101334553 A CN101334553 A CN 101334553A CN A2007101231179 A CNA2007101231179 A CN A2007101231179A CN 200710123117 A CN200710123117 A CN 200710123117A CN 101334553 A CN101334553 A CN 101334553A
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- reflection
- thickness
- bearing
- reflector plate
- light
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Abstract
The invention provides a bearing seat, comprising a flat plate part which is provided with a bearing surface and an edge, a reflection layer which is arranged on the bearing surface and provided with a first thickness and used for reflecting the light beam, a frame part which is provided with a receiving space and used for receiving a back light module, a reflecting space which is arranged between the receiving space and the reflecting layer, provided with a second thickness and leads the light beam to generate the reflection for multi-times; the type that reflection layer is arranged on the bearing surface is completed by electro-plating or coating or spraying. The bearing seat of the invention can save the actions of arranging reflection plate and the derived problems, saves the additional reliability test on the reflection plate, leads the light beam to generate the reflection for multi-times or diffusion so as to lead the back light module to have more uniform whole brightness and lead the whole volume of the back light module to be shortened again.
Description
Technical field
The present invention relates to a kind of bearing, it has concurrently and saves the action of inserting reflector plate and the problem of deriving thereof, save and reflector plate is carried out extra reliability test, light can produce repeatedly reflection or diffusion and make backlight module overall brightness is average, and volume such as can dwindle again at effect.
Background technology
Consult Fig. 1 and Fig. 2, existing back lighting device comprises:
One underframe 81 has a plane 811 and a wall portion 812; This plane 811 is generally rectangle;
One reflector plate 82, a similar thin paper is positioned over during assembling on this plane 811;
One leaded light component 83 has a light guide plate 831 and a light source 832 at least, and this light guide plate 831 is provided with several microstructures 831A (as shown in Figures 3 and 4);
Yet the major defect of existing back lighting device is:
1. easily produce bubble, wrinkle Zhe, warpage when reflector plate is inserted and form defective products.As shown in Figures 1 and 2, in theory, this reflector plate 82 is after 831 of the plane 811 of inserting this underframe 81 and this light guide plate, 811 on this reflector plate 82 and this plane should be closely connected each other, but in fact after putting into, therefore 831 very easily residual minute bubbles (not shown) of this reflector plate 82 and this light guide plate cause ray refraction, light path to change or brightness disproportionation, have a strong impact on the optical characteristics of product.In addition, because there is the phenomenon (not shown) of wrinkle Zhe, warpage this reflector plate 82 possibility part when inserting, also can influences the optical characteristics of product, and the fraction defective of product is improved.
2. need to carry out extra reliability test at reflector plate.Because reflector plate is to purchase in addition, so whether good for its quality, optical characteristics problem such as whether meet the requirements all must increase extra reliability test, thus, very easily causes the situation of product delay shipment, causes loss of income.
3. lack reflection space.As shown in Figure 2, because this reflector plate 82 and 831 of this light guide plate are closely connected shape, the shortcoming reflection space is so light produces repeatedly reflection or the probability of diffusion is extremely low.As shown in Figure 3, suppose earlier this reflector plate 82 to be taken out, there are one first light beam L1 and one second light beam L2 in these light guide plate 831 inside, touch one first P1 (being positioned at substantially on this plane 811) and one second P2 (being positioned at substantially on this microstructure 831A) respectively, at this moment, this second light beam L2 can produce the light that is scattered from all directions, and have at least a part light be (to contain lower right and lower left) towards the below.As shown in Figure 4, if this reflector plate 82 is packed into, because this reflector plate 82 and 831 of this light guide plate are closely connected shape, in a single day light touch this reflector plate 82 and promptly be reflected (part that mainly refers to second P2), and therefore, generation is repeatedly reflected or the probability of diffusion is extremely low.
4. volume is difficult for dwindling again.Reflector plate has certain thickness, and too thick reflector plate can occupy the space of back lighting device, and it is more compact to make that back lighting device integral body is difficult to again.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the above-mentioned defective that prior art exists, and provide a kind of bearing, it can save the action of inserting reflector plate and the problem of deriving thereof, save reflector plate is carried out extra reliability test, make light can produce repeatedly reflection or diffusion and make backlight module overall brightness is average, and the volume of backlight module integral body can be dwindled again.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of bearing is characterized in that, comprising: a flat part has a supporting face and an edge; One reflection horizon is located on this supporting face, and has one first thickness, and in order to reflection ray; One frame portion has: a. one spatial accommodation, in order to hold a backlight module; B. a reflection space between between this spatial accommodation and this reflection horizon, and has one second thickness, and makes light generation reflection repeatedly.
Aforesaid bearing, wherein the mode on the described supporting face is located in the reflection horizon, is to adopt to electroplate, be coated with or spraying.
Aforesaid bearing, wherein backlight module comprises: a tabula rasa; One light source generation component is located at least one side of this tabula rasa; One diffuser plate is located on this tabula rasa outside surface; One rhombus lens is located on this diffuser plate; One black and white film is located on this rhombus lens.
Aforesaid bearing, its center portion is located at the mode on the described flat part, is the structure of extending or being combined in this edge from the edge one of this flat part.
The invention has the beneficial effects as follows, it can save the action of inserting reflector plate and the problem of deriving thereof, save reflector plate is carried out the test of extra reliability, make light can produce repeatedly reflection or diffusion and make backlight module overall brightness is average, and the volume of backlight module integral body can be dwindled again.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the exploded perspective synoptic diagram of prior art
Fig. 2 is the local amplification view of prior art
Fig. 3 is the synoptic diagram of the opticpath of prior art
Fig. 4 is the synoptic diagram of another opticpath of prior art
Fig. 5 is an exploded perspective synoptic diagram of the present invention
Fig. 6 is a local amplification view of the present invention
Fig. 7 is the synoptic diagram of opticpath of the present invention
Fig. 8 is the synoptic diagram of another opticpath of the present invention
Fig. 9 is the synoptic diagram of practical application example of the present invention
The number in the figure explanation:
10 flat parts, 11 supporting faces
20 reflection horizon, 12 edges
30 frame portions, 31 spatial accommodations
32 reflection spaces, 40 backlight modules
41 tabula rasas, 42 light source generation components
43 diffuser plates, 44 rhombus lens
45 black and white films, 81 underframes
811 planes, 812 wall portions
82 reflector plates, 83 leaded light components
831 light guide plate 831A microstructures
832 light sources, 84 bloomings
T1 first thickness T 2 second thickness
The L1 first light beam L2 second light beam
L3 the 3rd light beam L4 the 4th light beam
First P2 of P1, second point
P3 is P4 the 4th point thirdly
The 5th P6 the 6th point of P5
P7 the 7th point
Embodiment
The present invention is a kind of bearing, consults Fig. 5 and Fig. 6, comprising:
One flat part 10, a reflection horizon 20 and a frame portion 30.
This flat part 10 has a supporting face 11 and an edge 12 at least;
This reflection horizon 20 is located on this supporting face 11, and has one first thickness T 1, and it is in order to reflection ray;
This frame portion 30 can be extended by edge 12 one of this flat part 10, or be combined in the structure at this edge 12, and this frame portion 30 has:
A. a spatial accommodation 31 is in order to hold a backlight module 40;
B. a reflection space 32 (consulting Fig. 6) is between this spatial accommodation 31 and this reflection horizon 20, and has one second thickness T 2, and it produces repeatedly reflection for light.
It more than is bearing of the present invention.
The mode on this supporting face 11 is located in this reflection horizon 20, is to adopt to electroplate, be coated with or spraying.
This backlight module 40 comprises:
One tabula rasa 41;
One light source generation component 42 is located at least one side of this tabula rasa 41;
One diffuser plate 43 is located on the outside surface of this tabula rasa 41;
One rhombus lens 44 is located on this diffuser plate 43;
One black and white film 45 is located on this rhombus lens 44.
The present invention has following two principal features:
First: as Fig. 5 and shown in Figure 6, reflection horizon 20 of the present invention is directly to be located at (for example: electroplate, be coated with or spraying) this supporting face 11.So, can save action of inserting reflector plate (known design) and the problem of deriving thereof, and save the process of optical characteristics (also can say it the is reliability) test of confirming reflection horizon 20; In addition, first thickness T 1 in this reflection horizon 20 is thinner, can be with the back of the body
The volume of optical module dwindles again.
Second: the present invention forms one " reflection space 32 " in this reflection horizon 20 and 40 of this backlight modules cleverly.(consult Fig. 7 and Fig. 8) whereby, when advancing to one in the tabula rasa 41 of one the 3rd light beam L3 by this backlight module 40 thirdly behind the P3, can enter this reflection space 32, after touching one the 4th P4 (being positioned at substantially on this reflection horizon 20), reflex to one the 5th P5 again and (can say and be
Reflex to this tabula rasa 41), reflex to one the 6th P6 (reflexing to this reflection horizon 20 again) again, even can reach hundreds of inferior, thousands of or reflections more frequently.
Consult Fig. 8, if one the 4th light beam L4, arrive at one the 7th P7 (may be positioned at this tabula rasa 41) corresponding to the indent microstructure on this reflection space 32, then can produce the light that scatters from all directions, and will in this reflection space 32, produce more repeatedly reflection and diffusion towards the light of below, make the Luminance Distribution of the backlight module integral body of being located on the bearing can be average, in addition brighter.
Seeing also Fig. 9 again, is that the present invention is applied to a synoptic diagram (wherein the profile line of this tabula rasa 41 is removed) with the backlight module 40 on inclined-plane, and more provable light can produce reflection and diffusion more repeatedly in this reflection space 32.
Advantage of the present invention and effect can reduce:
1. save the action of inserting reflector plate and the problem of deriving thereof.Because the present invention directly is located at the reflection horizon on the supporting face of flat part,, simultaneously, also avoid the problem of existing in prior technology " easily produce bubble, wrinkle Zhe, warpage when reflector plate is inserted and form defective products " so save the action of inserting reflector plate.
2. save reflector plate is carried out extra reliability test.Because lacked the action of inserting reflector plate, reflector plate is carried out the extra reliability test required relative program that has, equipment and the time so also save.
3. light can produce repeatedly reflection or diffusion and makes backlight module overall brightness is average.Because the present invention forms one " reflection space " between this reflection horizon and this backlight module, light can produce reflection and diffusion more repeatedly in this reflection space, can be average so be located at the Luminance Distribution of the backlight module integral body on the bearing, in addition brighter.
4. volume can dwindle again.Because the reflection horizon be with electroplate/be coated with/be sprayed on the supporting face of this flat part, make first thickness in reflection horizon can be thinner, if when simultaneously second thickness of reflection space also being controlled at less size, backlight module integral body is dwindled than the thickness of existing apparatus again, reach compact function.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (4)
1. a bearing is characterized in that, comprising:
One flat part has a supporting face and an edge;
One reflection horizon is located on this supporting face, and has one first thickness, and in order to reflection ray;
One frame portion has:
A. a spatial accommodation is in order to hold a backlight module;
B. a reflection space between between this spatial accommodation and this reflection horizon, and has one second thickness, and makes light generation reflection repeatedly.
2. bearing according to claim 1 is characterized in that described reflection horizon is located at the mode on the described supporting face, be adopt electroplate, coating or spraying.
3. bearing according to claim 1 is characterized in that described backlight module comprises:
One tabula rasa;
One light source generation component is located at least one side of this tabula rasa;
One diffuser plate is located on this tabula rasa outside surface;
One rhombus lens is located on this diffuser plate;
One black and white film is located on this rhombus lens.
4. bearing according to claim 1 is characterized in that described frame portion is located at the mode on the described flat part, is the structure of extending or being combined in this edge from the edge one of this flat part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101231179A CN101334553A (en) | 2007-06-29 | 2007-06-29 | Bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101231179A CN101334553A (en) | 2007-06-29 | 2007-06-29 | Bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101334553A true CN101334553A (en) | 2008-12-31 |
Family
ID=40197244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101231179A Pending CN101334553A (en) | 2007-06-29 | 2007-06-29 | Bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101334553A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757537A (en) * | 2016-03-25 | 2016-07-13 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN107121843A (en) * | 2017-06-30 | 2017-09-01 | 武汉华星光电技术有限公司 | Liquid crystal display, backlight module and its assemble method |
| US10520664B2 (en) | 2016-03-25 | 2019-12-31 | Boe Technology Group Co., Ltd. | Backlight module and display device |
-
2007
- 2007-06-29 CN CNA2007101231179A patent/CN101334553A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757537A (en) * | 2016-03-25 | 2016-07-13 | 京东方科技集团股份有限公司 | Backlight module and display device |
| US10234124B2 (en) | 2016-03-25 | 2019-03-19 | Boe Technology Group Co., Ltd. | Backlight module and display device |
| US10520664B2 (en) | 2016-03-25 | 2019-12-31 | Boe Technology Group Co., Ltd. | Backlight module and display device |
| CN107121843A (en) * | 2017-06-30 | 2017-09-01 | 武汉华星光电技术有限公司 | Liquid crystal display, backlight module and its assemble method |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081231 |