CN205880423U - Superbright degree TFT LCD module - Google Patents
Superbright degree TFT LCD module Download PDFInfo
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- CN205880423U CN205880423U CN201620794960.4U CN201620794960U CN205880423U CN 205880423 U CN205880423 U CN 205880423U CN 201620794960 U CN201620794960 U CN 201620794960U CN 205880423 U CN205880423 U CN 205880423U
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- aluminum base
- heat conduction
- lcd module
- shaped frame
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Abstract
The utility model provides a superbright degree TFT -LCD module, includes the aluminium base frame of double -deck disconnect -type fretwork, the aluminium base frame of double -deck disconnect -type fretwork on be equipped with range upon range of high heat conduction reflector plate from bottom to top, hinder the thermal conductance worn -out fur, spread the piece, the piece that adds lustre to, anti -dazzling screen, polaroid, liquid crystal glazing piece, polarizing on down, still be equipped with and lie in the high -power double chip LED who hinders thermal conductance worn -out fur one side, still be equipped with the flexible circuit board that is used for connecting the liquid crystal glazing piece signal source, the aluminium base frame of double -deck disconnect -type fretwork include aluminium base I -shaped frame, heat conduction film, aluminium base fretwork heating panel, the cross section of aluminium base I -shaped frame is H shape, aluminium base fretwork heating panel is connected in the bottom of aluminium base I -shaped frame, the subsides of heat conduction film are covered in the front of aluminium base I -shaped frame, high heat conduction reflector plate locate on the heat conduction film. The utility model has the advantages of obvious luminance is high, dispel the heat, with low costs, frivolousization, vision clarity, applicable reading in outdoor and backlight environment with vwatch.
Description
Technical field
This utility model relates to TFT-LCD field, specifically a kind of ultra-brightness TFT-LCD module.
Background technology
TFT-LCD (thin film transistor-liquid crystal display) is tft liquid crystal
Display, is mainly used in the industries such as computer, video terminal, communication and instrument and meter, such as notebook computer, desk computer
Monitor, work station, industry monitoring device, GPS (GPS), personal data process, game machine, videophone,
Portable V CD, DVD and some other portable unit.
And TFT-LCD module is one of main components and parts of composition TFT-LCD, the technology for TFT-LCD module is examined
Core index, the aspect such as the most lightening, low cost, thermal diffusivity, optical clarity.
TFT-LCD module brightness common in prior art is about 300cd/m2, readding in indoor and backlighting environment
Read and view and admire ideal, when being in outdoor and backlight environment, then recognizing more difficulty, detect data analysis according to expert,
In outdoor backlight environment, LCD brightness should be maintained at more than 1000cd/m2.Outdoor TFT-LCD module special in prior art, adopts
Using ultra-high brightness LED lamp bead, brightness can reach more than 1500cd/m2, but in order to solve the high heat of LED lamp bead, generally adopts
With high temperature resistant liquid crystal and expensive compound polaroid, and the backboard of backlight components and parts being used auxiliary blower cooling, this not only shows
Write the thickness adding TFT-LCD module, improve cost the most exponentially.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of ultra-brightness TFT-LCD module, its tool
There are ultra-brightness, excellent radiating effect, lightening, the advantage of low cost, optical clarity, it is adaptable to the TFT-in outdoor and backlight environment
LCD module.
To achieve these goals, this utility model have employed following technical scheme.
A kind of ultra-brightness TFT-LCD module, including double-layer separate hollow out aluminum base frame, described double-layer separate hollow out
Aluminum base frame is provided with the high heat conduction reflection sheet of stacking from bottom to top, thermal resistance light guide plate, diffusion sheet, brightening piece, brake sack, lower polarisation
Sheet, liquid-crystalline glasses sheet, upper polaroid, be additionally provided with the high-power dual chip LED being positioned at thermal resistance light guide plate side, is additionally provided with for inciting somebody to action
The flexible PCB of liquid-crystalline glasses sheet connecting signal source；Described double-layer separate hollow out aluminum base frame includes aluminum base I-shaped frame, leads
Hot glue sheet, aluminum base hollow out heat sink, the cross section of aluminum base I-shaped frame is H-shaped, and aluminum base hollow out heat sink is connected to aluminum base I-shaped frame
Bottom, heat conduction film is covered on the front of aluminum base I-shaped frame, and described high heat conduction reflection sheet is located on heat conduction film.
Under duty, high-power dual chip LED sends high light, and the heat of generation is passed in a large part directly into double layer separation
Formula hollow out aluminum base frame is quickly derived, and small part radiations heat energy also can be likewise passed to double-layer separate by high heat conduction reflection sheet and engrave
Empty aluminum base frame is derived；Meanwhile, using thermal resistance light guide plate, make heat seldom be delivered to liquid crystal display screen, running hours can keep
The operating temperature of TFT-LCD is less than 40 degree.
Compared with prior art, a kind of ultra-brightness TFT-LCD module that this utility model provides, its brightness can reach
More than 1200cd/m2, the temperature sensor of running hours liquid crystal is less than 40 degree, has obvious brightness height, good heat dissipation, cost
Low, lightening, the advantage of optical clarity, the reading being applicable in outdoor and backlight environment with view and admire.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of double-layer separate hollow out aluminum base frame of the present utility model.
Fig. 3 is the structural representation of high-power dual chip LED of the present utility model.
Detailed description of the invention
As shown in Fig. 1 to Fig. 3, a kind of ultra-brightness TFT-LCD module, including double-layer separate hollow out aluminum base frame 10, described
Double-layer separate hollow out aluminum base frame 10 be provided with the high heat conduction reflection sheet 20 of stacking from bottom to top, thermal resistance light guide plate 30, diffusion
Sheet 40, brightening piece 50, brake sack 60, lower polaroid 70, liquid-crystalline glasses sheet 80, upper polaroid 90, be additionally provided with and be positioned at thermal resistance leaded light
The high-power dual chip LED 11 of plate side, is additionally provided with for the flexible PCB 81 by liquid-crystalline glasses sheet 80 connecting signal source；
Described double-layer separate hollow out aluminum base frame 10 includes aluminum base I-shaped frame 101, heat conduction film 102, aluminum base hollow out heat sink 103,
The cross section of aluminum base I-shaped frame 10 is H-shaped, and aluminum base hollow out heat sink 103 is connected to the bottom of aluminum base I-shaped frame 102, heat conduction film
102 fronts being covered on aluminum base I-shaped frame 101, described high heat conduction reflection sheet 20 is located on heat conduction film 102.
Under duty, high-power dual chip LED sends high light, and the heat of generation is passed in a large part directly into double layer separation
Formula hollow out aluminum base frame is quickly derived, and small part radiations heat energy also can be likewise passed to double-layer separate by high heat conduction reflection sheet and engrave
Empty aluminum base frame is derived；Meanwhile, using thermal resistance light guide plate, make heat seldom be delivered to liquid crystal display screen, running hours can keep
The operating temperature of TFT-LCD is less than 40 degree.
As in figure 2 it is shown, there is multiple equally distributed circular hole, preferably in embodiment on aluminum base hollow out heat sink 103
A diameter of 3.80mm of circular hole, makes the heat of double-layer separate hollow out aluminum base frame be able to rapidly and air exchange.
Aluminum base hollow out heat sink 103 uses chimeric mode compact siro spinning technology with the bottom of aluminum base I-shaped frame 101, preferably implements
In mode, aluminum base hollow out heat sink 103 is coated thermal paste with the link position of aluminum base I-shaped frame 101, ensures the without hindrance of heat energy
Transmission.
Preferably in embodiment, aluminum base I-shaped frame 101, aluminum base hollow out heat sink 103 use high thermal conductivity aluminum product to make.
As it is shown on figure 3, high-power dual chip LED 11 is made up of cuprio 111, the welding of high-power dual chip LED lamp bead 112,
Cuprio 111 is located on double-layer separate hollow out aluminum base frame 10, and high-power dual chip LED lamp bead 112 is by two high-power light-emittings two
Pipe parallel connection envelope integration packaging in pole forms.Use cuprio as the carrier of high-power dual chip LED lamp bead, the heat that LED lamp bead produces
Amount will be delivered to rapidly on cuprio, copper for splendid conduction of heat carrier, cuprio closely connects with double-layer separate hollow out aluminum base frame
Connecing, heat can be delivered to rapidly aluminum base hollow out heat radiation frame rapidly and air exchange, reaches the effect of cooling.
Preferably in embodiment, high heat conduction reflection sheet 20 uses PET polyester sheet material to make, and adds height and lead in its material
Heat, the composition (SUS, AL, AG) of high reflection light, to ensure its high heat conduction, the physical property of high reflection light.
Preferably in embodiment, thermal resistance light guide plate 30 uses optical grade lucite to make, have good light transmission,
The characteristics such as low heat conductivity, resistance to impact, flame resistance, its heat conductivity is about 0.18W/m.K, when high-power dual chip LED lamp bead
When the heat energy produced is delivered to thermal resistance light guide plate, because of the heat conductivity that it is extremely low, heat energy can not be delivered to the diffusion sheet on upper strata, increasing again
The component such as mating plate, brake sack, thus ensured that the operating temperature of liquid-crystalline glasses sheet will not be too high.
For a person skilled in the art, can be obtained other according to the structure disclosed in this utility model and principle each
Kind corresponding change and deformation, and all these changes and deformation broadly falls into protection category of the present utility model.
Claims (9)
1. a ultra-brightness TFT-LCD module, it is characterised in that: including double-layer separate hollow out aluminum base frame, described bilayer divides
It is provided with the high heat conduction reflection sheet of stacking from bottom to top, thermal resistance light guide plate, diffusion sheet, brightening piece, shading from formula hollow out aluminum base frame
Sheet, lower polaroid, liquid-crystalline glasses sheet, upper polaroid, be additionally provided with the high-power dual chip LED being positioned at thermal resistance light guide plate side, also
It is provided with for the flexible PCB by liquid-crystalline glasses sheet connecting signal source；Described double-layer separate hollow out aluminum base frame includes aluminum base
I-shaped frame, heat conduction film, aluminum base hollow out heat sink, the cross section of aluminum base I-shaped frame is H-shaped, and aluminum base hollow out heat sink is connected to aluminum
The bottom of base I-shaped frame, heat conduction film is covered on the front of aluminum base I-shaped frame, and described high heat conduction reflection sheet is located at heat conduction film
On.
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: have on aluminum base hollow out heat sink
There is multiple equally distributed circular hole.
A kind of ultra-brightness TFT-LCD module the most according to claim 2, it is characterised in that: circular hole a diameter of
3.80mm。
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: aluminum base hollow out heat sink and aluminum
The bottom of base I-shaped frame uses chimeric mode compact siro spinning technology.
A kind of ultra-brightness TFT-LCD module the most according to claim 4, it is characterised in that: aluminum base hollow out heat sink and aluminum
The link position of base I-shaped frame is coated thermal paste.
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: aluminum base I-shaped frame, aluminum base are engraved
Empty heat sink uses high thermal conductivity aluminum product to make.
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: high-power dual chip LED by
The welding of cuprio, high-power dual chip LED lamp bead is constituted, and high-power dual chip LED lamp bead is by two large-power light-emitting diodes also
Connection envelope integration packaging forms.
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: high heat conduction reflection sheet uses
PET polyester sheet material is made.
A kind of ultra-brightness TFT-LCD module the most according to claim 1, it is characterised in that: thermal resistance light guide plate uses optics
Level lucite is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620794960.4U CN205880423U (en) | 2016-07-26 | 2016-07-26 | Superbright degree TFT LCD module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620794960.4U CN205880423U (en) | 2016-07-26 | 2016-07-26 | Superbright degree TFT LCD module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205880423U true CN205880423U (en) | 2017-01-11 |
Family
ID=57700183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620794960.4U Active CN205880423U (en) | 2016-07-26 | 2016-07-26 | Superbright degree TFT LCD module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205880423U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390426A (en) * | 2017-06-20 | 2017-11-24 | 合肥市惠科精密模具有限公司 | A kind of TFT LCD display modules with noctilucence reflection backlight paper |
| WO2018214245A1 (en) * | 2017-05-26 | 2018-11-29 | 惠科股份有限公司 | Heat dissipation structure and display device |
-
2016
- 2016-07-26 CN CN201620794960.4U patent/CN205880423U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214245A1 (en) * | 2017-05-26 | 2018-11-29 | 惠科股份有限公司 | Heat dissipation structure and display device |
| CN107390426A (en) * | 2017-06-20 | 2017-11-24 | 合肥市惠科精密模具有限公司 | A kind of TFT LCD display modules with noctilucence reflection backlight paper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A super brightness TFT-LCD Module Effective date of registration: 20191217 Granted publication date: 20170111 Pledgee: Bank of China Limited by Share Ltd Heyuan branch Pledgor: HEYUAN SIBI ELECTRONICS CO., LTD. Registration number: Y2019440000280 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |