CN109270722A - A kind of practical liquid crystal display die set - Google Patents
A kind of practical liquid crystal display die set Download PDFInfo
- Publication number
- CN109270722A CN109270722A CN201811257663.6A CN201811257663A CN109270722A CN 109270722 A CN109270722 A CN 109270722A CN 201811257663 A CN201811257663 A CN 201811257663A CN 109270722 A CN109270722 A CN 109270722A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal display
- backboard
- glue frame
- radiating 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 33
- 239000003292 glue Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000012788 optical film Substances 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000145 septum pellucidum Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation 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
- G02F1/133382—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
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133628—Illuminating devices with cooling means
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)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of practical liquid crystal display die sets, including backboard, reflecting piece, light guide plate, optical film material, glue frame, liquid crystal display panel, outline border, reflective mirror, radiating block and LED light bar；Reflecting piece is mounted on backboard, light guide plate is mounted on above reflecting piece, optical film material is mounted on above light guide plate, glue frame is set on backboard, liquid crystal display panel is mounted in glue frame, and it is located above optical film material, outline border is set in glue frame, the position that light guide plate is corresponded on the side of backboard is equipped with guide-lighting through-hole, the side edge that glue frame is located at backboard is equipped with mounting groove, guide-lighting through-hole is connected to mounting groove, the position of the corresponding guide-lighting through-hole of reflective mirror is tiltedly mounted in mounting groove, radiating block is mounted in mounting groove, and it is located at below reflective mirror, LED light bar is mounted on above radiating block, radiating block lower part is equipped with radiating groove.The configuration of the present invention is simple, it is easy to use, liquid crystal display die set integral heat sink effect is greatly improved.
Description
Technical field
The present invention relates to technical field of liquid crystal display more particularly to a kind of practical 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 user
Just, the advantages that heat dissipation effect is excellent.
A kind of practical liquid crystal display die set proposed by the present invention, including backboard, reflecting piece, light guide plate, optical film material, glue
Frame, liquid crystal display panel, outline border, reflective mirror, radiating block and LED light bar；
Reflecting piece is mounted on backboard, and light guide plate is mounted on above reflecting piece, and optical film material is mounted on 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,
The position that light guide plate is corresponded on the side of backboard is equipped with guide-lighting through-hole, and the side edge that glue frame is located at backboard is equipped with mounting groove, guide-lighting
Through-hole is connected to mounting groove, and the position of the corresponding guide-lighting through-hole of reflective mirror is tiltedly mounted in mounting groove, and radiating block is mounted on installation
In slot, and it is located at below reflective mirror, LED light bar is mounted on above radiating block, and radiating block lower part is equipped with radiating groove.
Preferably, the cross-sectional area of radiating groove is gradually reduced along the direction far from backboard.
Preferably, vertically-mounted in radiating groove to have multiple heat sinks, heat sink is equipped with multiple ventholes.
Preferably, venthole cross-sectional area is gradually reduced along the direction far from backboard.
Preferably, the distance between any two heat sink is equal.
Preferably, insulation gas-guide tube, insulation gas-guide tube connection radiating groove top and radiating block lower part are installed in radiating block
Space.
Preferably, LED light bar includes printed circuit board, LED light and reflector, and printed circuit board is mounted on radiating block
Side, LED light are installed on a printed circuit, and reflector is set in LED light.
It preferably, further include multiple screws, backboard, glue frame and outline border are fixed by screw.
In the present invention, structure is simple, easy to use, and generated light is by mirror reflection in the LED light bar course of work
To light guide plate, produced heat can be transmitted on radiating block in the LED light bar course of work, and radiating block is completed by ingress of air
Heat dissipation, radiating groove can increase the area that radiating block is contacted with air, improve heat dissipation effect of the present invention.LED light bar setting is being carried on the back
The outside of plate, therefore present invention reduces the requirements to backboard heating conduction, increase the range of backboard material selection.The present invention
Liquid crystal display die set integral heat sink effect is greatly improved, the influence to the variation of liquid crystal display die set overall volume is not
Greatly, easy detachable when and LED light bar is damaged.
Detailed description of the invention
Fig. 1 is a kind of practical liquid crystal display die set structural schematic diagram proposed by the present invention；
Fig. 2 is A partial enlarged view in Fig. 1.
Specific embodiment
Shown in referring to Figures 1 and 2, a kind of practical liquid crystal display die set proposed by the present invention, 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, reflective mirror 8, radiating block 9 and LED light bar；
Reflecting piece 2 is mounted on backboard 1, and light guide plate 3 is mounted on 2 top of reflecting piece, and optical film material 4 is mounted on 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, the position that light guide plate 3 is corresponded on the side of backboard 1 is equipped with guide-lighting through-hole 101, and glue frame 5 is located at the side of backboard
Mounting groove 51 is equipped at side, guide-lighting through-hole 101 is connected to mounting groove 51, and the position of the corresponding guide-lighting through-hole 101 of reflective mirror 8 tilts peace
In mounting groove 51, radiating block 9 is mounted in mounting groove 51, and is located at 8 lower section of reflective mirror, and LED light bar is mounted on radiating block 9
Top, 9 lower part of radiating block are equipped with radiating groove 91.
In the present invention, generated light is reflexed on light guide plate 3 by reflective mirror 8 in the LED light bar course of work, LED light
Produced heat can be transmitted on radiating block 9 in the course of work, and radiating block 9 passes through ingress of air and completes heat dissipation, radiating groove 91
The area that radiating block 9 is contacted with air can be increased, improve heat dissipation effect of the present invention.
The outside of backboard 1 is arranged in LED light bar, effectively reduces the heat assembled on the inside of backboard 1, therefore the present invention reduces
Requirement to 1 heating conduction of backboard increases the range of backboard 1 material selection, and that The present invention reduces light guide plates 3 is heated
A possibility that expansion, can install lamina of septum pellucidum in guide-lighting through-hole 101, be further reduced with this in the actual operation process
Heat into backboard 1 further ensures service life of the invention, and it is whole that liquid crystal display die set is greatly improved in the present invention
Body heat dissipation effect, the influence and little to the variation of liquid crystal display die set overall volume, and easy detachable when LED light bar is damaged.
In present embodiment, the cross-sectional area of radiating groove 91 is gradually reduced along the direction far from backboard 1, is conducive to dissipate
Hot-air flows in heat block 9, improves heat dissipation effect of the present invention.
In present embodiment, vertically-mounted in radiating groove 91 to have multiple heat sinks 92, heat sink 92 is equipped with multiple ventilations
Hole, heat sink 92 effectively increases heat dissipation area of the invention, and can reduce the flowing of 92 air of heat sink by venthole
Influence, venthole cross-sectional area is gradually reduced along far from the direction of backboard 1, is conducive to the stream of the neighbouring air of venthole
It is logical.
In present embodiment, the distance between any two heat sink 92 is equal, is conducive to improve heat in radiating groove 91
The uniformity coefficient of distribution is convenient for Homogeneouslly-radiating of the present invention.
In present embodiment, insulation gas-guide tube 93 is installed in radiating block 9, insulation gas-guide tube 93 is connected to 91 top of radiating groove
With 9 lower space of radiating block, it is insulated gas-guide tube 93 and is made of heat-barrier material, after the heat in radiating groove 91 is discharged by notch,
It is that radiating groove 91 supplements Cryogenic air by insulation gas-guide tube 93, is conducive to air circulation flow, further promotes the present invention
Heat dissipation effect.
In present embodiment, LED light bar includes printed circuit board 111, LED light 112 and reflector 113, printed circuit board
111 are mounted on 9 top of radiating block, and LED light 112 is mounted on printed circuit board 111, and reflector 113 is set in LED light 112；
Light-ray condensing is got up by reflector 113, is conducive to inject along the direction of parallel light guide plate 3 by reflective mirror 8 guide-lighting logical
Hole 101.
It further include multiple screws 12, backboard 1, glue frame 5 and outline border 7 are fixed by screw 12, screw 12 in present embodiment
It is easily manufactured, it is readily disassembled, and be fastened on backboard 1 relative to by outline border 7, the difficulty of the manufacture of backboard 1 can be greatly lowered,
And save manufacturing cost.
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 (8)
1. a kind of practical liquid crystal display die set, it is characterised in that: including backboard (1), reflecting piece (2), light guide plate (3), optics
Membrane material (4), glue frame (5), liquid crystal display panel (6), outline border (7), reflective mirror (8), radiating block (9) and LED light bar；
Reflecting piece (2) is mounted on backboard (1), and light guide plate (3) is mounted on above reflecting piece (2), and optical film material (4), which is mounted on, leads
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 the position that light guide plate (3) is corresponded on the side of backboard (1) is equipped with leaded light
Through-hole (101), the side edge that glue frame (5) is located at backboard are equipped with mounting groove (51), and guide-lighting through-hole (101) and mounting groove (51) are even
Logical, the position of the corresponding guide-lighting through-hole (101) of reflective mirror (8) is tiltedly mounted in mounting groove (51), and radiating block (9) is mounted on installation
In slot (51), and it is located at below reflective mirror (8), LED light bar is mounted on above radiating block (9), and radiating block (9) lower part is equipped with heat dissipation
Slot (91).
2. practical liquid crystal display die set according to claim 1, it is characterised in that: the cross-sectional area of radiating groove (91)
It is gradually reduced along the direction far from backboard (1).
3. practical liquid crystal display die set according to claim 2, it is characterised in that: vertically-mounted in radiating groove (91) to have
Multiple heat sinks (92), heat sink (92) are equipped with multiple ventholes.
4. practical liquid crystal display die set according to claim 3, it is characterised in that: venthole cross-sectional area is along remote
Direction from backboard (1) is gradually reduced.
5. practical liquid crystal display die set according to claim 3, it is characterised in that: between any two heat sink (92)
Be equidistant.
6. practical liquid crystal display die set described in -5 any one according to claim 1, it is characterised in that: in radiating block (9)
Insulation gas-guide tube (93), insulation gas-guide tube (93) connection radiating groove (91) top and radiating block (9) lower space are installed.
7. practical liquid crystal display die set according to claim 1, it is characterised in that: LED light bar includes printed circuit board
(111), LED light (112) and reflector (113), printed circuit board (111) are mounted on above radiating block (9), LED light (112) peace
On printed circuit board (111), reflector (113) is set on LED light (112).
8. practical liquid crystal display die set according to claim 1, it is characterised in that: it further include multiple screws (12), back
Plate (1), glue frame (5) and outline border (7) are fixed by screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811257663.6A CN109270722A (en) | 2018-10-26 | 2018-10-26 | A kind of practical liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811257663.6A CN109270722A (en) | 2018-10-26 | 2018-10-26 | A kind of practical liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109270722A true CN109270722A (en) | 2019-01-25 |
Family
ID=65193679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811257663.6A Pending CN109270722A (en) | 2018-10-26 | 2018-10-26 | A kind of practical liquid crystal display die set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109270722A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008112607A (en) * | 2006-10-30 | 2008-05-15 | Hitachi Displays Ltd | Light-source module, and liquid-crystal display device and lighting device respectively using the same |
| 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 |
| CN102506350A (en) * | 2011-11-01 | 2012-06-20 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN102591047A (en) * | 2012-03-09 | 2012-07-18 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102661543A (en) * | 2012-04-27 | 2012-09-12 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| US20130093981A1 (en) * | 2011-10-12 | 2013-04-18 | Eric Yu | LED Back Light Module and Liquid Crystal Display Device |
| CN104456290A (en) * | 2014-09-11 | 2015-03-25 | 友达光电股份有限公司 | Backlight module |
| CN207424456U (en) * | 2017-10-09 | 2018-05-29 | 深圳市赛时达光电科技有限公司 | Backlight module and display device |
| CN209014857U (en) * | 2018-10-26 | 2019-06-21 | 蚌埠国显科技有限公司 | A kind of practical liquid crystal display die set |
-
2018
- 2018-10-26 CN CN201811257663.6A patent/CN109270722A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008112607A (en) * | 2006-10-30 | 2008-05-15 | Hitachi Displays Ltd | Light-source module, and liquid-crystal display device and lighting device respectively using the same |
| 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 |
| US20130093981A1 (en) * | 2011-10-12 | 2013-04-18 | Eric Yu | LED Back Light Module and Liquid Crystal Display Device |
| CN102506350A (en) * | 2011-11-01 | 2012-06-20 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN102591047A (en) * | 2012-03-09 | 2012-07-18 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102661543A (en) * | 2012-04-27 | 2012-09-12 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN104456290A (en) * | 2014-09-11 | 2015-03-25 | 友达光电股份有限公司 | Backlight module |
| CN207424456U (en) * | 2017-10-09 | 2018-05-29 | 深圳市赛时达光电科技有限公司 | Backlight module and display device |
| CN209014857U (en) * | 2018-10-26 | 2019-06-21 | 蚌埠国显科技有限公司 | A kind of practical liquid crystal display die set |
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