CN104007576B - Liquid crystal display - Google Patents
Liquid crystal display Download PDFInfo
- Publication number
- CN104007576B CN104007576B CN201310056327.6A CN201310056327A CN104007576B CN 104007576 B CN104007576 B CN 104007576B CN 201310056327 A CN201310056327 A CN 201310056327A CN 104007576 B CN104007576 B CN 104007576B
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- Prior art keywords
- liquid crystal
- crystal display
- inside casing
- drain pan
- several
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Abstract
A kind of liquid crystal display, comprises a drain pan, an inside casing, frame, a display panels and a side light type back light module before one.Drain pan have a diapire, one by a diapire wherein upwardly extending sidewall of lateral border, one by sidewall top inwardly along the basal wall stretched, and several protrude above portion from basal wall end face is upwardly extending.Inside casing is incorporated on drain pan and defines one first accommodation space, and inside casing has the perforation of several combination that stretches through respectively, and several opening up lower concave part for the portion of protruding above.Front frame is incorporated on inside casing and defines one second accommodation space, and front frame has several lower protuberance protruding out to lower concave part combination separately down.Display panels is arranged in the second accommodation space.Side light type back light module is arranged at the first accommodation space and includes that one is arranged at sidewall and towards interior lamp bar.
Description
Technical field
The present invention relates to a kind of liquid crystal display, particularly relate to one and utilize side-light backlight
The liquid crystal display of module.
Background technology
Prosperity, mobile phone, notebook computer etc. electronic product day by day along with electronic industry
The most quickly weed out the old and bring forth the new.And when user is when using these electronic products, liquid crystal display
Being the most indispensable interface, user must pass through the display of liquid crystal display could just
The above-mentioned electronic product of operation of profit.
Refering to Fig. 1 and Fig. 2, a kind of traditional liquid crystal display includes that a shell on the back 81, is moulded
Material frame 82, chase 83, backlight module 84, and a display panels 85.This shell on the back
81 have a square backboard 811, from this backboard 811 the first side that wherein a lateral border extends
Wall 812, several interval from outward extending first fixture block 813 of this first side wall 812, and
Several intervals are from outward extending second fixture block 814 (see Fig. 3) of this first side wall 812.Refering to figure
3 and Fig. 4, this frame of plastic 82 have one be positioned at above this first side wall 812 around basal wall
821, several intervals are from extending downward this first side around a basal wall 821 wherein lateral border
The second sidewall 822 outside wall 812, several it are formed between described second sidewall 822 and supply respectively
The described first accommodating clearance space 823 of fixture block 813, and several difference through described second
The through hole 824 that sidewall 822 stretches through for described second fixture block 814, this shell on the back 81 and this frame of plastic
82 i.e. stretch through described through hole 824 respectively by described second fixture block 814 and combine.Referring again to
Fig. 1 and Fig. 2, this chase 83 have one be positioned at this around on basal wall 821 around roof 831,
One from extending downward outside described second sidewall 822 around a roof 831 wherein lateral border
3rd sidewall 832, and several extend inwardly to described interval from the 3rd sidewall 832 respectively
Faceplate 833 in space 823, described faceplate 833 respectively with described first fixture block 813 phase card
Close, make this chase 83 combine with this shell on the back 81.This backlight module 84 is arranged at this shell on the back
81 and this frame of plastic 82 between and provide light source to this display panels 85, and there is a setting
LED lamp bar 841 and one in this first side wall 812 guides light to this display panels
The light guide plate 842 of 85, certainly, this backlight module 84 also have in order to homogenization light etc. its
The blooming piece of its purposes.This display panels 85 is arranged at this chase 83 and this frame of plastic
Between 82, and subregion is had to be covered by this chase 83.
It is said that in general, to manifesting word or picture for user's viewing by display panels 85
Region, may be simply referred to as effective luminous zone.And owing to the luminescence of LED is usually in center
Strong fan-shaped is launched, and this LED lamp bar 841 is made up of multiple LED separately again,
Thus the light of multiple LED is interleaved together time luminous, can be at LED lamp bar 841 luminescence
In the segment distance risen, form significantly strong and weak light district, it appears that similarly be Lampyridea one by one
Luminous shape, imply that and produce the Lampyridea phenomenon that is commonly called as, and can be because this LED lamp bar 841
On LED number reduce and more serious.So when designing liquid crystal display, meeting exists
The light-emitting area of this LED lamp bar 841 is to one section of light mixing distance of the most luminous interval reservation, wherein
One purpose, is i.e. to solve above-mentioned Lampyridea phenomenon, when making light arrive effective luminous zone relatively
For uniformly, show without producing bright dark Lampyridea alternately on the screen of liquid crystal display
As.
But, in aforesaid liquid crystal display, this chase 83, this frame of plastic 82 and this back of the body
The combination of shell 81, from this segment distance of this first side wall 812 to the 3rd sidewall 832,
The seal ring thickness that can cause overall liquid crystal display is difficult to reduce, simultaneously also cannot be as mixed light
Distance utilizes.Thus, if this structure does not change, once in order to reduce cost minimizing LED
A number, then at the marginal area of effective luminous zone, Lampyridea phenomenon can occur.So again thinking
Examine the structure of a liquid crystal display so that it is liquid crystal display entire outer diameter can maintained
In the case of constant, increase light mixing distance, be then a direction being worth thinking.
Summary of the invention
It is an object of the invention to provide a kind of can reduce use LED number, increase mixed light away from
From and reduce the liquid crystal display of Lampyridea phenomenon.
Then, one liquid crystal display of the present invention, comprise a drain pan, an inside casing, frame before,
One display panels and a side light type back light module.
This drain pan have a diapire, one by this diapire wherein upwardly extending sidewall of lateral border,
One basal wall stretched towards edge in this drain pan by this sidewall top, and several interval is from this basal wall end face
Upwardly extending protrude above portion.This inside casing is incorporated on this drain pan and jointly defines one first and houses
Space, this inside casing have several interval respectively for described in the portion of protruding above stretch through combine perforation, with
And several it is respectively adjacent to inside described perforation and opening up lower concave part.This front frame is incorporated into this
On inside casing and jointly defining one second accommodation space, this front frame has and several protrudes out to separately down
The lower protuberance that described lower concave part combines.This display panels is arranged at this second accommodation space
In.This side light type back light module is arranged in this first accommodation space and light imports this liquid crystal
Display floater, and include that one is arranged at this sidewall and towards interior lamp bar.
It is preferred that this inside casing also have one in the form of a ring and and this diapire be spaced around portion, one from
Should be around medial surface lower half, portion inwardly along stretching and in order to carry the carrying of this display panels
Portion, and one from should outside portion wherein one, extend out to the extension above this basal wall,
Described perforation runs through this extension, and described concave part is in this extension.
It is preferred that described lower concave part is connected with described perforation respectively.
It is preferred that this front frame also has one is positioned at this around in portion and have an opening for this liquid crystal
Show frame body that panel manifests, one outside this frame body wherein one, extend out to this extension
Top wall extension, and several interval this wall extension through and respectively confession described in the portion of protruding above wear
The breach gone out, described lower protuberance is respectively adjacent to described breach, and downwardly projecting from this wall extension
And protrude above described in being subject to respectively portion with should spacing around portion.
It is preferred that described lower protuberance is the most downwardly projecting from the end face of this wall extension respectively,
The bottom making described lower protuberance is downwardly projecting in the bottom surface of this wall extension.
It is preferred that this side light type back light module also include one be positioned on this diapire and side is neighbouring should
The light guide plate of lamp bar, and one be positioned at the optical diaphragm group between this light guide plate and this supporting part.
It is preferred that this lamp bar has a substrate of this sidewall being arranged at this drain pan, and several set
It is placed in the LED of this substrate.
It is preferred that this drain pan is that ferrum is made with this front frame, this inside casing is that plastics are made, Mei Yishang
Protuberance is cubic, and each perforation is rectangle along the section of this basal wall parallel.
The frame-shaped it is preferred that this front frame and this inside casing are square, this diapire of this drain pan is square.
The beneficial effect of the present invention is: change this drain pan, this inside casing and the combination of this front frame
Mode, with the described portion of protruding above stretch through described perforation combine, the most described lower protuberance protrudes out to
Described lower concave part combines, and reaches to increase the effect of light mixing distance, further can reduce use
The number of LED, and reduce the Lampyridea phenomenon generation that light and shade is staggered.
Accompanying drawing explanation
Fig. 1 is a partial perspective view, and a liquid crystal display of prior art is described；
Fig. 2 is to take in Fig. 1 the profile along II-II straight line；
Fig. 3 is the partial perspective view of this prior art, and a shell on the back and of this prior art is described
The combination of frame of plastic；
Fig. 4 is to take in Fig. 1 the profile along IV-IV straight line；
Fig. 5 is a partial perspective view, and a preferred embodiment of liquid crystal display of the present invention is described；
Fig. 6 is to take in Fig. 5 the profile along VI-VI straight line；
Fig. 7 is a partial perspective view, and a drain pan of this preferred embodiment is described；
Fig. 8 is a partial perspective view, and an inside casing of this preferred embodiment and the knot of this drain pan are described
Conjunction mode；And
Fig. 9 is a partial perspective view, illustrate frame before the one of this preferred embodiment, this inside casing with should
The combination of drain pan.
Detailed description of the invention
Before the present invention is described in detail, it should be noted that in the following description content, this
The direction term that is previously mentioned of invention, such as " on ", D score, " top ", " end " etc.,
It it is only the direction with reference to annexed drawings.Therefore, the direction term of use is used to explanation, rather than
It is used for limiting the present invention.
Below in conjunction with the accompanying drawings and a preferred embodiment the present invention is described in detail.
Refering to Fig. 5 and Fig. 6, the preferred embodiment of a kind of liquid crystal display of the present invention comprises one
Frame 3, one display panels 7 and a side light type back light module before drain pan 1, inside casing 2,
6。
Refering to Fig. 6 and Fig. 7, this drain pan 1 is to make with ferrum, and has a diapire being square
11, one by this diapire 11 wherein upwardly extending sidewall of lateral border 12, by this sidewall 12
Top towards in this drain pan 1 along the basal wall 13 stretched, and several interval from this basal wall 13 end face to
Upper extension and the portion that protrudes above 14 in cubic.
Refering to Fig. 6 and Fig. 8, this inside casing 2 is the square frame-like made with plastics, and is incorporated into
One first accommodation space 4 is jointly defined on this drain pan 1.And this inside casing 2 has one in the form of a ring
And and this diapire 11 interval around portion 21, from should around medial surface lower half, portion 21 inwardly
Along stretching and in order to carry the supporting part 22, of this display panels 7 from being somebody's turn to do around portion 21 it
In extend out to the extension 23 above this basal wall 13 outside one, several interval is run through this and is prolonged
Extending portion 23 and respectively for described in protrude above portion 14 and stretch through the perforation 24 combined, and several difference
It is positioned at the lower concave part 25 inside this extension 23 and neighbouring described perforation 24.Specifically, often
One perforation 24 is rectangle along the section of this basal wall 13 parallel, the opening of described lower concave part 25
Upward, and respectively with described perforation 24 it is connected.
Refering to Fig. 5, Fig. 6 and Fig. 9, this front frame 3 is the square frame-like made with ferrum, and ties
One second accommodation space 5 is jointly defined together on this inside casing 2.This front frame 3 has one and is positioned at
It is somebody's turn to do in portion 21 and has the frame body 31, that an opening manifests for this display panels 7
Extend out to outside this frame body 31 wherein one wall extension 32 above this extension 23,
Protrude above, described in several intervals this wall extension 32 through respectively confession, the breach 33 that portion 14 passes,
And several protrude out to separately down described lower concave part 25 combine lower protuberance 34.Concrete next
Saying, described lower protuberance 34 is respectively adjacent to described breach 33 and the end face from this wall extension 32
The most downwardly projecting, the bottom making described lower protuberance 34 is downwardly projecting in this wall extension 32
Bottom surface, and protrude above described in can being subject to respectively portion 14 with should spacing around portion 21.
This display panels 7 is arranged in this second accommodation space 5, and includes a colored filter
Photopolymer substrate, a thin film transistor (TFT) glass substrate, a liquid crystal layer and two Polarizers, due to this liquid
LCD panel 7 is known technology, so the opposed configuration position of its each component no longer enters one
Step explanation.
In this side light type back light module 6 is arranged at this first accommodation space 4 and being imported by light should
Display panels 7, in other words, is to provide light source to this display panels 7.This side
Light formula backlight module 6 includes that one is arranged at this sidewall 12 and is positioned at towards interior lamp bar 61,
On this diapire 11 and side is adjacent to the light guide plate 62 of this lamp bar 61, and one is positioned at this light guide plate
Optical diaphragm group 63 between 62 and this supporting part 22.This optical diaphragm group 63 include blast sheet,
Diffusion sheet etc..This lamp bar 61 has the substrate of this sidewall 12 being arranged at this drain pan 1
611, and several LED612 being arranged at this substrate 611.
After described LED612 luminescence, light before being reflected onto this display panels 7,
Can first pass through this around between portion 21 and this diapire 11, and this supporting part 22 and this diapire 11
Between, and make light more uniform in this section of region, it is reflected onto this liquid crystal display the most again
Panel 7, and at described LED612 luminescence to enter this section of this display panels 7 away from
From being the light mixing distance of the present invention, and due to this drain pan 1 of the present invention, this inside casing 2 and should
The combination of front frame 3, being different from prior art is in the way of fixture block fastens mutually, so
Many spaces for combining can be saved, and change and be utilized as light mixing distance so that the present invention's
Light mixing distance can be longer compared to prior art.
In sum, by changing this drain pan 1, this inside casing 2 and the combination of this front frame 3,
Protruding above the portion 14 described perforation 24 that stretches through combine with described, the most described lower protuberance 34 is convex
Extending described lower concave part 25 to combine, these modes are all with the fixing side in vertical diapire 11 direction
Formula combines, and reaches to increase the light mixing distance in this diapire 11 direction parallel, thus can subtract
The usage amount of few LED number, reduces the problem producing Lampyridea phenomenon, so really can reach
Become the purpose of the present invention.
As described above, only presently preferred embodiments of the present invention, when not limiting this with this
The scope that invention is implemented, i.e. greatly according to claims of the present invention and description made simple
Equivalence change with modify, the most still belong to the scope that patent of the present invention contains.
Claims (9)
1. a liquid crystal display, comprises: a display panels and the side-light type back of the body
Optical module；It is characterized in that: this liquid crystal display also comprises a drain pan, an inside casing and
Front frame；
This drain pan, has a diapire, one by this diapire wherein upwardly extending side of lateral border
Wall, a basal wall stretched towards edge in this drain pan by this sidewall top, and several interval is from this base
Wall end face is upwardly extending protrudes above portion；
This inside casing, is incorporated on this drain pan and jointly defines one first accommodation space, this inside casing
Have several interval respectively for described in the portion of protruding above stretch through the perforation combined, and several difference
Inside neighbouring described perforation and opening up lower concave part；
This front frame, is incorporated on this inside casing and jointly defines one second accommodation space, this front frame
There is several lower protuberance protruding out to the combination of described lower concave part separately down；
This display panels, is arranged in this second accommodation space；
This side light type back light module, in being arranged at this first accommodation space and being imported by light should
Display panels, and include that one is arranged at this sidewall and towards interior lamp bar.
Liquid crystal display the most according to claim 1, it is characterised in that: this inside casing
Also have one in the form of a ring and and this diapire be spaced around portion, one from should be around under portion's medial surface
Half portion is inwardly along stretching and in order to carry the supporting part of this display panels, and one encloses from this
Extending out to the extension above this basal wall outside portion wherein one, described perforation runs through this
Extension, described concave part is in this extension.
Liquid crystal display the most according to claim 2, it is characterised in that: under described
Recess is connected with described perforation respectively.
Liquid crystal display the most according to claim 2, it is characterised in that: this front frame
Also have one be positioned at this around in portion and have frame that an opening manifests for this display panels this
Body, one outside this frame body wherein one, extend out to the wall extension above this extension,
And several intervals this wall extension through and respectively for described in the breach that passes of the portion of protruding above, institute
State lower protuberance and be respectively adjacent to described breach, and downwardly projecting from this wall extension and be subject to respectively
Described protrude above portion with should spacing around portion.
Liquid crystal display the most according to claim 4, it is characterised in that: under described
Protuberance is downwardly projecting from the end face of this wall extension respectively, make the bottom of described lower protuberance to
Under protrude from the bottom surface of this wall extension.
Liquid crystal display the most according to claim 2, it is characterised in that: this sidelight
Formula backlight module also includes that one is positioned on this diapire and side is adjacent to the light guide plate of this lamp bar, with
And one be positioned at the optical diaphragm group between this light guide plate and this supporting part.
Liquid crystal display the most according to claim 1, it is characterised in that: this lamp bar
There is a substrate being arranged on this sidewall of this drain pan, and several be arranged on this sidewall
The LED of substrate.
Liquid crystal display the most according to claim 1, it is characterised in that: this drain pan
Being fabricated from iron with this front frame, this inside casing is made of plastics, and each portion of protruding above is cubic,
Each perforation is rectangle along the section of this basal wall parallel.
Liquid crystal display the most according to claim 1, it is characterised in that: this front frame
Being square frame-shaped with this inside casing, this diapire of this drain pan is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056327.6A CN104007576B (en) | 2013-02-22 | 2013-02-22 | Liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056327.6A CN104007576B (en) | 2013-02-22 | 2013-02-22 | Liquid crystal display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104007576A CN104007576A (en) | 2014-08-27 |
| CN104007576B true CN104007576B (en) | 2016-09-21 |
Family
ID=51368310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310056327.6A Expired - Fee Related CN104007576B (en) | 2013-02-22 | 2013-02-22 | Liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104007576B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950498B (en) * | 2015-06-29 | 2018-06-12 | 青岛海信电器股份有限公司 | A kind of display device and the mounting and fixing bracket for display device |
| JP2019159239A (en) * | 2018-03-16 | 2019-09-19 | シャープ株式会社 | Display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201661999U (en) * | 2009-12-30 | 2010-12-01 | 北京京东方光电科技有限公司 | Fixed frame and backlight module assembled by fixed frame |
| CN102081259A (en) * | 2009-11-27 | 2011-06-01 | 乐金显示有限公司 | Liquid crystal display device |
| CN102591049A (en) * | 2012-03-28 | 2012-07-18 | 深圳市华星光电技术有限公司 | Liquid crystal display module and frame component thereof |
| CN102691934A (en) * | 2012-05-21 | 2012-09-26 | 深圳市华星光电技术有限公司 | Backlight module and corresponding liquid crystal liquid device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8459857B2 (en) * | 2010-04-26 | 2013-06-11 | Mitsubishi Electric Corporation | Planar light source device and display apparatus using the same |
-
2013
- 2013-02-22 CN CN201310056327.6A patent/CN104007576B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081259A (en) * | 2009-11-27 | 2011-06-01 | 乐金显示有限公司 | Liquid crystal display device |
| CN201661999U (en) * | 2009-12-30 | 2010-12-01 | 北京京东方光电科技有限公司 | Fixed frame and backlight module assembled by fixed frame |
| CN102591049A (en) * | 2012-03-28 | 2012-07-18 | 深圳市华星光电技术有限公司 | Liquid crystal display module and frame component thereof |
| CN102691934A (en) * | 2012-05-21 | 2012-09-26 | 深圳市华星光电技术有限公司 | Backlight module and corresponding liquid crystal liquid device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104007576A (en) | 2014-08-27 |
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Granted publication date: 20160921 Termination date: 20170222 |