CN109283743A - A kind of liquid crystal display die set - Google Patents
A kind of liquid crystal display die set Download PDFInfo
- Publication number
- CN109283743A CN109283743A CN201811258389.4A CN201811258389A CN109283743A CN 109283743 A CN109283743 A CN 109283743A CN 201811258389 A CN201811258389 A CN 201811258389A CN 109283743 A CN109283743 A CN 109283743A
- Authority
- CN
- China
- Prior art keywords
- heat
- liquid crystal
- crystal display
- backboard
- conducting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 26
- 239000003292 glue Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000012788 optical film Substances 0.000 claims abstract description 10
- 239000012528 membrane Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
- G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a kind of liquid crystal display die sets, including backboard, reflecting piece, light guide plate, optical film material, glue frame, liquid crystal display panel, outline border, heat-conducting block and LED light bar；Reflecting piece is mounted on backboard, light guide plate is arranged above reflecting piece, optical film material is arranged above light guide plate, glue frame is set on backboard, liquid crystal display panel is mounted in glue frame, and is located above optical film material, and outline border is set in glue frame, heat-conducting block is mounted between backboard side and glue frame, and the position that light guide plate is corresponded on the side of backboard is equipped with guide-lighting through-hole；The position of the corresponding guide-lighting through-hole of heat-conducting block is equipped with mounting groove, and LED light bar includes printed circuit board and LED light, and printed circuit board is mounted on the radiating groove for being additionally provided with connection lower space in mounting groove on heat-conducting block, is equipped with multiple radiator-grids in radiating groove.The present invention effectively increases the heat dissipation effect of LED light bar, and to whole small volume of the invention, while reducing the limitation to backboard heating conduction.
Description
Technical field
The present invention relates to technical field of liquid crystal display more particularly to a kind of liquid crystal display die sets.
Background technique
Liquid crystal display die set has many merits such as the thin, power saving of fuselage, be widely used in palm PC, computer screen and
In the equipment such as notebook screens, in the prior art, LED light bar is placed on the inside of backboard, by heat transfer by the heat of LED light bar
It shedding, outline border and the fixed liquid crystal display panel of glue frame cooperation can generate a large amount of heat in LED light bar work, these
Heat concentrates on the inside of backboard being difficult to effectively disperse, and continuous high temperature not only will affect the normal work of lamp bar, easily cause light guide plate
Expanded by heating seriously affects using effect and the service life of liquid crystal display die set entirety.
Summary of the invention
To solve technical problem present in background technique, the present invention proposes a kind of liquid crystal display die set, has heat dissipation effect
The excellent feature of fruit.
A kind of liquid crystal display die set proposed by the present invention, including backboard, reflecting piece, light guide plate, optical film material, glue frame, liquid
LCD panel, outline border, heat-conducting block and LED light bar；
Reflecting piece is mounted on backboard, and light guide plate is arranged above reflecting piece, and optical film material is arranged above light guide plate, glue
Frame is set on backboard, and liquid crystal display panel is mounted in glue frame, and is located above optical film material, and outline border is set in glue frame,
Heat-conducting block is mounted between backboard side and glue frame, and the position that light guide plate is corresponded on the side of backboard is equipped with guide-lighting through-hole；It is thermally conductive
The position of the corresponding guide-lighting through-hole of block is equipped with mounting groove, and LED light bar includes printed circuit board and LED light, and printed circuit board is mounted on
In mounting groove, LED light is installed on a printed circuit, and is located in guide-lighting through-hole, and it is empty that connection its underpart is additionally provided on heat-conducting block
Between radiating groove, multiple radiator-grids are installed in radiating groove.
Preferably, radiator-grid is from top to bottom set gradually, and the distance between any two radiator-grid is equal.
Preferably, radiator-grid is obliquely installed, and is parallel to each other between any two radiator-grid.
Preferably, heat-insulated pipe is installed, heat-insulated pipe is connected to the slot bottom and heat-conducting block lower space of radiating groove in heat-conducting block.
Preferably, heat-insulated pipe is located at radiating groove far from LED light bar side.
It preferably, further include ash resistanting plate, the two sides of ash resistanting plate are separately connected backboard and glue frame, and ash resistanting plate is located under heat-conducting block
Side, ash resistanting plate are equipped with multiple ventholes.
Preferably, the cross-sectional area of venthole gradually decreasees from top to bottom.
In the present invention, a large amount of heat can be generated when LED light bar works, since LED light bar is mounted on the outside of backboard,
The heat assembled in backboard can be greatly lowered, the heat that LED light bar generates can be transmitted on heat-conducting block, and heat-conducting block is by dissipating
Heat channel and radiator-grid can increase heat dissipation area of the invention, and radiator-grid to air flow effect in radiating groove compared with.The present invention
The heat dissipation effect of LED light bar is effectively increased, and to whole small volume of the invention, while reduced to backboard heating conduction
Limitation, be conducive to increase back veneer material range of choice.
Detailed description of the invention
Fig. 1 is a kind of liquid crystal display die set structural schematic diagram proposed by the present invention.
Specific embodiment
Shown in referring to Fig.1, a kind of liquid crystal display die set proposed by the present invention, including backboard 1, reflecting piece 2, light guide plate 3, light
Learn membrane material 4, glue frame 5, liquid crystal display panel 6, outline border 7, heat-conducting block 8 and LED light bar；
Reflecting piece 2 is mounted on backboard 1, and light guide plate 3 is arranged above reflecting piece 2, and optical film material 4 is arranged in light guide plate 3
Top, glue frame 5 are set on backboard 1, and liquid crystal display panel 6 is mounted in glue frame 5, and are located at 4 top of optical film material, outline border 7
It is set in glue frame 5, heat-conducting block 8 is mounted between 1 side of backboard and glue frame 5, and the position of light guide plate 3 is corresponded on the side of backboard 1
Guide-lighting through-hole 11 is installed；The position of the corresponding guide-lighting through-hole 11 of heat-conducting block 8 is equipped with mounting groove, and LED light bar includes printed circuit board
91 and LED light 92, printed circuit board 91 be mounted in mounting groove, LED light 92 is mounted on printed circuit board 91, and be located at leaded light
In through-hole 11, it is additionally provided with the radiating groove 81 of connection lower space on heat-conducting block 8, multiple radiator-grids are installed in radiating groove 81
82。
The present invention is in use, LED light bar can generate a large amount of heat when working, since LED light bar is mounted on the outside of backboard 1,
Therefore the heat assembled in backboard 1 can be greatly lowered, the heat that LED light bar generates can be transmitted on heat-conducting block 8, heat-conducting block
8 can increase heat dissipation area by radiating groove 81, and radiator-grid 82 is mounted in radiating groove 81, can be further increased of the invention
Heat dissipation area, and radiator-grid 82 is small to air flow effect.The present invention effectively increases the heat dissipation effect of LED light bar, and to this
Whole small volume is invented, while reducing the limitation to 1 heating conduction of backboard, is conducive to the selection model for increasing back veneer material
It encloses.
In present embodiment, radiator-grid 82 is from top to bottom set gradually, and the distance between any two radiator-grid 82 is homogeneous
Deng, be conducive to improve heat-conducting block 8 radiate uniformity.
In present embodiment, radiator-grid 82 is obliquely installed, and is parallel to each other between any two radiator-grid 82, inclined heat dissipation
Net 82 can play certain guiding role to the air in radiating groove 81, may advantageously facilitate 81 inner air flow of radiating groove, mention
Heat dissipation effect of the invention.
In present embodiment, heat-insulated pipe 83 is installed in heat-conducting block 8, heat-insulated pipe 83 be connected to the slot bottom of radiating groove 81 with it is thermally conductive
8 lower space of block, when hot-air is discharged by the notch of radiating groove 81, cold air enters radiating groove 81 by heat-insulated pipe 83
The circulation of air may be implemented in slot bottom in this way, further increases the effect that the present invention radiates.
In present embodiment, heat-insulated pipe 83 is located at radiating groove 81 far from LED light bar side, can effectively reduce insulation in this way
The low temperature that influences and be conducive to keep heat-insulated pipe 83 in gas of the pipe 83 to 81 heat-conducting effect of radiating groove.
It further include ash resistanting plate 10 in present embodiment, the two sides of ash resistanting plate 10 are separately connected backboard 1 and glue frame 5, ash resistanting plate
10 are located at 8 lower section of heat-conducting block, and ash resistanting plate 10 is equipped with multiple ventholes, can not only be reduced on heat-conducting block 8 by ash resistanting plate 10
The dust that may be accumulated, and user is avoided directly to touch heat-conducting block 8；The cross-sectional area of venthole from top to bottom gradually subtracts
It is small, while advantageously reducing dust in this way and enter in radiating groove 81, be conducive to the dust entered in radiating groove 81 discharge, and
Air be may advantageously facilitate in 10 perimeter of ash resistanting plate.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of liquid crystal display die set, it is characterised in that: including backboard (1), reflecting piece (2), light guide plate (3), optical film material
(4), glue frame (5), liquid crystal display panel (6), outline border (7), heat-conducting block (8) and LED light bar；
Reflecting piece (2) is mounted on backboard (1), and above reflecting piece (2), optical film material (4) setting is being led for light guide plate (3) setting
Above tabula rasa (3), glue frame (5) is set on backboard (1), and liquid crystal display panel (6) is mounted in glue frame (5), and is located at optics
Above membrane material (4), outline border (7) is set on glue frame (5), and heat-conducting block (8) is mounted between backboard (1) side and glue frame (5), back
The position that light guide plate (3) is corresponded on the side of plate (1) is equipped with guide-lighting through-hole (11)；The corresponding guide-lighting through-hole (11) of heat-conducting block (8)
Position is equipped with mounting groove, and LED light bar includes printed circuit board (91) and LED light (92), and printed circuit board (91) is mounted on installation
In slot, LED light (92) is mounted on printed circuit board (91), and is located in guide-lighting through-hole (11), the company of being additionally provided on heat-conducting block (8)
The radiating groove (81) of logical lower space, radiating groove (81) is interior to be equipped with multiple radiator-grids (82).
2. liquid crystal display die set according to claim 1, it is characterised in that: radiator-grid (82) is from top to bottom set gradually,
The distance between any two radiator-grid (82) is equal.
3. liquid crystal display die set according to claim 1, it is characterised in that: radiator-grid (82) is obliquely installed, any two
Radiator-grid is parallel to each other between (82).
4. liquid crystal display die set according to claim 1, it is characterised in that: heat-insulated pipe (83) are installed in heat-conducting block (8),
Heat-insulated pipe (83) is connected to the slot bottom and heat-conducting block (8) lower space of radiating groove (81).
5. liquid crystal display die set according to claim 4, it is characterised in that: it is separate that heat-insulated pipe (83) is located at radiating groove (81)
LED light bar side.
6. liquid crystal display die set described in -5 any one according to claim 1, it is characterised in that: it further include ash resistanting plate (10),
The two sides of ash resistanting plate (10) are separately connected backboard (1) and glue frame (5), and ash resistanting plate (10) is located at below heat-conducting block (8), ash resistanting plate
(10) multiple ventholes are equipped with.
7. liquid crystal display die set according to claim 6, it is characterised in that: the cross-sectional area of venthole from top to bottom by
It is decrescence small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258389.4A CN109283743A (en) | 2018-10-26 | 2018-10-26 | A kind of liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811258389.4A CN109283743A (en) | 2018-10-26 | 2018-10-26 | A kind of liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109283743A true CN109283743A (en) | 2019-01-29 |
Family
ID=65177451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811258389.4A Pending CN109283743A (en) | 2018-10-26 | 2018-10-26 | A kind of liquid crystal display die set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109283743A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731710A (en) * | 2020-12-30 | 2021-04-30 | 安徽康佳电子有限公司 | Double-sided screen television structure |
| CN114690483A (en) * | 2022-04-08 | 2022-07-01 | 惠科股份有限公司 | Backlight module and display device |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201100926A (en) * | 2009-06-29 | 2011-01-01 | Au Optronics Corp | Backlight module and display module |
| KR20110056966A (en) * | 2009-11-23 | 2011-05-31 | 엘지디스플레이 주식회사 | Liquid crystal display device having good efficience of heat rediation therefrom |
| CN201944701U (en) * | 2011-03-09 | 2011-08-24 | 青岛海信电器股份有限公司 | A back light model and a LCD device containing the model |
| CN202082747U (en) * | 2011-05-26 | 2011-12-21 | 深圳市华星光电技术有限公司 | Display device and backlight module |
| KR20120054281A (en) * | 2010-11-19 | 2012-05-30 | 엘지디스플레이 주식회사 | Liquid crystal display device |
| CN102620204A (en) * | 2012-03-27 | 2012-08-01 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device comprising same |
| CN102628566A (en) * | 2012-03-27 | 2012-08-08 | 深圳市华星光电技术有限公司 | Backlight module, liquid crystal display device and light source of backlight module |
| CN102901006A (en) * | 2012-08-28 | 2013-01-30 | 深圳市华星光电技术有限公司 | Liquid crystal display device and backlight module and back panel thereof |
| CN205859630U (en) * | 2016-06-21 | 2017-01-04 | 新昌县七星街道明盛模具厂 | A kind of porous adjustable LED lamp |
| CN206728468U (en) * | 2017-04-14 | 2017-12-08 | 广东兴锐电子科技股份有限公司 | The electronic product protection sleeve to be radiated using aeromechanics principle |
| CN206863425U (en) * | 2017-07-12 | 2018-01-09 | 信利半导体有限公司 | A kind of backlight and display module |
| CN107664876A (en) * | 2017-10-25 | 2018-02-06 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
| CN108039278A (en) * | 2017-12-08 | 2018-05-15 | 安徽广宇电子材料有限公司 | A kind of radiator for capacitor case |
| CN207366893U (en) * | 2017-10-25 | 2018-05-15 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
| CN207764726U (en) * | 2017-12-27 | 2018-08-24 | 昆明鱼水科技有限公司 | A kind of computer heat radiating device |
| CN209014869U (en) * | 2018-10-26 | 2019-06-21 | 蚌埠国显科技有限公司 | A kind of liquid crystal display die set |
-
2018
- 2018-10-26 CN CN201811258389.4A patent/CN109283743A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201100926A (en) * | 2009-06-29 | 2011-01-01 | Au Optronics Corp | Backlight module and display module |
| KR20110056966A (en) * | 2009-11-23 | 2011-05-31 | 엘지디스플레이 주식회사 | Liquid crystal display device having good efficience of heat rediation therefrom |
| KR20120054281A (en) * | 2010-11-19 | 2012-05-30 | 엘지디스플레이 주식회사 | Liquid crystal display device |
| CN201944701U (en) * | 2011-03-09 | 2011-08-24 | 青岛海信电器股份有限公司 | A back light model and a LCD device containing the model |
| CN202082747U (en) * | 2011-05-26 | 2011-12-21 | 深圳市华星光电技术有限公司 | Display device and backlight module |
| CN102620204A (en) * | 2012-03-27 | 2012-08-01 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device comprising same |
| CN102628566A (en) * | 2012-03-27 | 2012-08-08 | 深圳市华星光电技术有限公司 | Backlight module, liquid crystal display device and light source of backlight module |
| CN102901006A (en) * | 2012-08-28 | 2013-01-30 | 深圳市华星光电技术有限公司 | Liquid crystal display device and backlight module and back panel thereof |
| CN205859630U (en) * | 2016-06-21 | 2017-01-04 | 新昌县七星街道明盛模具厂 | A kind of porous adjustable LED lamp |
| CN206728468U (en) * | 2017-04-14 | 2017-12-08 | 广东兴锐电子科技股份有限公司 | The electronic product protection sleeve to be radiated using aeromechanics principle |
| CN206863425U (en) * | 2017-07-12 | 2018-01-09 | 信利半导体有限公司 | A kind of backlight and display module |
| CN107664876A (en) * | 2017-10-25 | 2018-02-06 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
| CN207366893U (en) * | 2017-10-25 | 2018-05-15 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
| CN108039278A (en) * | 2017-12-08 | 2018-05-15 | 安徽广宇电子材料有限公司 | A kind of radiator for capacitor case |
| CN207764726U (en) * | 2017-12-27 | 2018-08-24 | 昆明鱼水科技有限公司 | A kind of computer heat radiating device |
| CN209014869U (en) * | 2018-10-26 | 2019-06-21 | 蚌埠国显科技有限公司 | A kind of liquid crystal display die set |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731710A (en) * | 2020-12-30 | 2021-04-30 | 安徽康佳电子有限公司 | Double-sided screen television structure |
| CN114690483A (en) * | 2022-04-08 | 2022-07-01 | 惠科股份有限公司 | Backlight module and display device |
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