CN107656396A - A kind of liquid crystal display heat radiation module - Google Patents
A kind of liquid crystal display heat radiation module Download PDFInfo
- Publication number
- CN107656396A CN107656396A CN201710836371.7A CN201710836371A CN107656396A CN 107656396 A CN107656396 A CN 107656396A CN 201710836371 A CN201710836371 A CN 201710836371A CN 107656396 A CN107656396 A CN 107656396A
- Authority
- CN
- China
- Prior art keywords
- type semiconductor
- rear shell
- ceramic film
- insulating ceramic
- led light
- 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.)
- Withdrawn
Links
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
-
- 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)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Led Device Packages (AREA)
Abstract
The present invention relates to display technology field, more particularly to a kind of liquid crystal display heat radiation module.A kind of liquid crystal display heat radiation module of the present invention, including：Base, display rear shell, display screen, LED light bar, optical diaphragm group and radiating subassembly；Optical diaphragm group is provided with the inside of display screen in display rear shell, optical diaphragm group bottom is provided with LED light bar；Radiating subassembly is arranged at the outside of display rear shell, and positioned at the side of LED light bar；The position that the outside of display rear shell corresponds to LED light bar is provided with cell body, and multiple heat emission holes are provided between cell body and LED light bar；Radiating subassembly includes the radiator for semiconductor being arranged in cell body, and is arranged at outside display rear shell, covers the radiator casing of radiator for semiconductor；The temperature on the outside of LED light bar can be reduced by radiator for semiconductor so that heat caused by LED light bar is cooled down in time, heat radiation performance.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of liquid crystal display heat radiation module.
Background technology
Liquid crystal display is the display device of planar ultra-thin, and it is made up of a number of colored or monochrome pixels, places
In front of light source or reflecting surface.Liquid crystal display power consumption is very low, therefore is favored by engineer, is suitable for use with the electricity of battery
Sub- equipment.Its cardinal principle is to stimulate liquid crystal molecule to produce point, line, surface with electric current to coordinate back fluorescent tube to be formed picture.
The generally internal LED light bar longevity of service of existing liquid crystal display easily generates heat, and causes the life-span to decline.
The content of the invention
It is an object of the invention to provide a kind of liquid crystal display heat radiation module, it is generally interior to solve existing liquid crystal display
The LED light bar longevity of service in portion easily generates heat, the problem of causing the life-span to decline.Meanwhile present invention also offers a kind of liquid crystal
The radiator for semiconductor and its manufacture method of display heat radiation module.
Technical scheme is as follows：
A kind of liquid crystal display heat radiation module, including：Base, display rear shell, display screen, LED light bar, optical diaphragm group
And radiating subassembly；
The display rear shell is arranged on the base, and the display screen is arranged in the display rear shell；It is described
The optical diaphragm group is provided with display rear shell on the inside of the display screen, the optical diaphragm group bottom is provided with described
LED light bar；
The radiating subassembly is arranged at the outside of the display rear shell, and positioned at the side of the LED light bar；
The position that the outside of the display rear shell corresponds to the LED light bar is provided with cell body, the cell body and the LED
Multiple heat emission holes are provided between lamp bar；The radiating subassembly includes the radiator for semiconductor being arranged in the cell body, and
It is arranged at outside the display rear shell, covers the radiator casing of the radiator for semiconductor；
The radiator for semiconductor, which includes the first insulating ceramic film, the second insulating ceramic film, N-type semiconductor, p-type, partly leads
Body, metal connecting layer, and power supply；The N-type semiconductor and the P-type semiconductor are spaced apart, the adjacent N-type semiconductor
Connected between the end of the P-type semiconductor by the metal connecting layer, first insulating ceramic film is arranged at the N
In the metal connecting layer of type semiconductor and the P-type semiconductor side, second insulating ceramic film is arranged at the N-type and partly led
In the metal connecting layer of body and the P-type semiconductor opposite side；The power supply is with being located at the N-type semiconductor and the p-type half
The metal connecting layer connection at conductor outermost both ends, it is described so as to which the N-type semiconductor and P-type semiconductor are connected into loop
First insulating ceramic film is cold end, and second insulating ceramic film is hot junction, first insulating ceramic film and the heat emission hole
Relatively.
Preferably, the heat emission hole is the multiple strip heat emission holes be arrangeding in parallel.
Preferably, it is provided with gap between first insulating ceramic film and the heat emission hole.
A kind of radiator for semiconductor of liquid crystal display heat radiation module, including the first insulating ceramic film, the second insulating ceramics
Piece, N-type semiconductor, P-type semiconductor, metal connecting layer, and power supply；N-type semiconductor and P-type semiconductor are spaced apart, adjacent N
Connected between type semiconductor and the end of P-type semiconductor by metal connecting layer, the first insulating ceramic film is arranged at N-type semiconductor
In the metal connecting layer of P-type semiconductor side, the second insulating ceramic film is arranged at N-type semiconductor and P-type semiconductor opposite side
Metal connecting layer on；Power supply is connected with the metal connecting layer positioned at N-type semiconductor and P-type semiconductor outermost both ends, so as to
N-type semiconductor and P-type semiconductor are connected into loop, the first insulating ceramic film is cold end, and the second insulating ceramic film is hot junction.
A kind of manufacture method of the radiator for semiconductor of liquid crystal display heat radiation module, step are as follows：
1), structure and process respectively
Radiator for semiconductor, including the first insulating ceramic film, the second insulating ceramic film, N-type semiconductor, P-type semiconductor, gold
Belong to articulamentum, and power supply；N-type semiconductor and P-type semiconductor are spaced apart, the end of adjacent N-type semiconductor and P-type semiconductor
Between connected by metal connecting layer, the first insulating ceramic film is arranged at N-type semiconductor and connected with the metal of P-type semiconductor side
On layer, the second insulating ceramic film is arranged in the metal connecting layer of N-type semiconductor and P-type semiconductor opposite side；Power supply is with being located at N
Type semiconductor connects with the metal connecting layer at P-type semiconductor outermost both ends, so as to which N-type semiconductor be connected with P-type semiconductor
Into loop, the first insulating ceramic film is cold end, and the second insulating ceramic film is hot junction；
First insulating ceramic film, the second insulating ceramic film, are made up of ceramic material；
N-type semiconductor, P-type semiconductor, are prepared according to prior art；
Metal connecting layer, formed by metal alloy compositions casting；
2), pre-treatment
Metal connecting layer is placed in pre-treatment at least 10 minutes in tank liquor, simultaneously naturally dry is cleaned up after taking-up；
Bath solution constituents are：5.5 parts of bentonite, 4.5 parts of silicate, 10.5 parts of water, 20 parts of epoxy acrylate, Nuciferine 1
Part；
3) follow-up assembled formation
First by N-type semiconductor and P-type semiconductor arranged for interval, metal connecting layer is then arranged on N-type semiconductor and P
The both sides of type semiconductor, then the first insulating ceramic film, the second insulating ceramic film are arranged in the metal connecting layer of both sides, finally
Power supply is connected by wire with the metal connecting layer positioned at N-type semiconductor and P-type semiconductor outermost both ends.
Advantage for present invention is with effect：
1) a kind of, liquid crystal display heat radiation module of the invention, including：Base, display rear shell, display screen, LED
Bar, optical diaphragm group and radiating subassembly；Display rear shell is arranged on base, and display screen is arranged in display rear shell；It is aobvious
Show in device rear shell and optical diaphragm group is provided with the inside of display screen, optical diaphragm group bottom is provided with LED light bar；Radiating subassembly is set
The outside of display rear shell is placed in, and positioned at the side of LED light bar；The position that the outside of display rear shell corresponds to LED light bar is set
Cell body is equipped with, multiple heat emission holes are provided between cell body and LED light bar；The semiconductor that radiating subassembly includes being arranged in cell body dissipates
Hot device, and be arranged at outside display rear shell, cover the radiator casing of radiator for semiconductor；Radiator for semiconductor can be passed through
Reduce the temperature on the outside of LED light bar so that heat caused by LED light bar is cooled down in time, heat radiation performance.
2), the radiator for semiconductor and its manufacture method of a kind of liquid crystal display heat radiation module of the invention, by reasonable
Design technology, makes that the heat dispersion of the radiator for semiconductor of manufacture is more preferable, and service life is longer.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is a kind of sectional view of liquid crystal display heat radiation module of the present invention.
Fig. 2 is the close-up schematic view of Fig. 1 a-quadrant.
Fig. 3 is the structural representation of radiator for semiconductor.
Embodiment
Embodiment 1
Fig. 1 to Fig. 3 is referred to, the present invention provides a kind of liquid crystal display heat radiation module, including：Base 1, display rear shell
2nd, display screen 3, LED light bar 4, optical diaphragm group 5 and radiating subassembly 6；The display rear shell 2 is arranged on the base 1,
The display screen 3 is arranged in the display rear shell 2；Set in the inner side of display screen 3 in the display rear shell 2
Optical diaphragm group 5 is stated, the bottom of optical diaphragm group 5 is provided with the LED light bar 4；The radiating subassembly 6 is arranged at described aobvious
Show the outside of device rear shell 2, and positioned at the side of the LED light bar 4；The outside of the display rear shell 2 corresponds to the LED light bar
4 position is provided with cell body, and multiple heat emission holes 7 are provided between the cell body and the LED light bar 4；The radiating subassembly 6 wraps
The radiator for semiconductor 8 being arranged in the cell body is included, and is arranged at outside the display rear shell 2, covering is described partly to be led
The radiator casing 9 of body radiator 8.
Specifically, the radiator for semiconductor 8 is partly led including the first insulating ceramic film 10, the second insulating ceramic film 11, N-type
Body 12, P-type semiconductor 13, metal connecting layer 14, and power supply 15；The N-type semiconductor 12 and the P-type semiconductor 13 are spaced
It is distributed, is connected between the end of the adjacent N-type semiconductor 12 and the P-type semiconductor 13 by the metal connecting layer 14,
First insulating ceramic film 10 is arranged at the metal connecting layer 14 of N-type semiconductor 12 and the P-type semiconductor 13 side
On, second insulating ceramic film 11 is arranged at the N-type semiconductor 12 and connected with the metal of the opposite side of P-type semiconductor 13
On layer 14；The power supply 15 and the metal connecting layer positioned at the N-type semiconductor 12 and the outermost both ends of the P-type semiconductor 13
14 connections, so as to which the N-type semiconductor 12 and P-type semiconductor 13 are connected into loop, first insulating ceramic film 10 is cold
End, second insulating ceramic film 11 is hot junction, and first insulating ceramic film 10 is relative with the heat emission hole 7.The radiating
Hole 7 is the multiple strip heat emission holes be arrangeding in parallel.Between being provided between first insulating ceramic film 10 and the heat emission hole 7
Gap.
A kind of liquid crystal display heat radiation module provided by the invention, it is former using semiconductor refrigerating by setting radiating subassembly 6
Reason realizes cooling, heat radiation performance.
Embodiment 2
A kind of manufacture method of the radiator for semiconductor of liquid crystal display heat radiation module, step are as follows：
1), structure and process respectively
Radiator for semiconductor, including the first insulating ceramic film, the second insulating ceramic film, N-type semiconductor, P-type semiconductor, gold
Belong to articulamentum, and power supply；N-type semiconductor and P-type semiconductor are spaced apart, the end of adjacent N-type semiconductor and P-type semiconductor
Between connected by metal connecting layer, the first insulating ceramic film is arranged at N-type semiconductor and connected with the metal of P-type semiconductor side
On layer, the second insulating ceramic film is arranged in the metal connecting layer of N-type semiconductor and P-type semiconductor opposite side；Power supply is with being located at N
Type semiconductor connects with the metal connecting layer at P-type semiconductor outermost both ends, so as to which N-type semiconductor be connected with P-type semiconductor
Into loop, the first insulating ceramic film is cold end, and the second insulating ceramic film is hot junction；
First insulating ceramic film, the second insulating ceramic film, are made up of ceramic material；
N-type semiconductor, P-type semiconductor, are prepared according to prior art；
Metal connecting layer, formed by metal alloy compositions casting；
2), pre-treatment
Metal connecting layer is placed in pre-treatment at least 10 minutes in tank liquor, simultaneously naturally dry is cleaned up after taking-up；
Bath solution constituents are：5.5 parts of bentonite, 4.5 parts of silicate, 10.5 parts of water, 20 parts of epoxy acrylate, Nuciferine 1
Part；
3) follow-up assembled formation
First by N-type semiconductor and P-type semiconductor arranged for interval, metal connecting layer is then arranged on N-type semiconductor and P
The both sides of type semiconductor, then the first insulating ceramic film, the second insulating ceramic film are arranged in the metal connecting layer of both sides, finally
Power supply is connected by wire with the metal connecting layer positioned at N-type semiconductor and P-type semiconductor outermost both ends.
The present invention is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining the present invention, and can not
It is interpreted as limitation of the present invention.
Claims (3)
- A kind of 1. liquid crystal display heat radiation module, it is characterised in that including：Base (1), display rear shell (2), display screen (3), LED light bar (4), optical diaphragm group (5) and radiating subassembly (6)；The display rear shell (2) is arranged on the base (1), and the display screen (3) is arranged at the display rear shell (2) It is interior；In the display rear shell (2) optical diaphragm group (5), the blooming piece are provided with the inside of the display screen (3) Group (5) bottom is provided with the LED light bar (4)；The radiating subassembly (6) is arranged at the outside of the display rear shell (2), and positioned at the side of the LED light bar (4)；The position that the outside of the display rear shell (2) corresponds to the LED light bar (4) is provided with cell body, the cell body with it is described Multiple heat emission holes (7) are provided between LED light bar (4)；The radiating subassembly (6) includes the semiconductor being arranged in the cell body Radiator (8), and display rear shell (2) outside is arranged at, cover the radiator casing of the radiator for semiconductor (8) (9)；The radiator for semiconductor (8) includes the first insulating ceramic film (10), the second insulating ceramic film (11), N-type semiconductor (12), P-type semiconductor (13), metal connecting layer (14), and power supply (15)；The N-type semiconductor (12) and the p-type are partly led Body (13) is spaced apart, and passes through the metal between the end of the adjacent N-type semiconductor (12) and the P-type semiconductor (13) Articulamentum (14) connects, and first insulating ceramic film (10) is arranged at the N-type semiconductor (12) and the P-type semiconductor (13) in the metal connecting layer (14) of side, second insulating ceramic film (11) is arranged at the N-type semiconductor (12) and institute In the metal connecting layer (14) for stating P-type semiconductor (13) opposite side；The power supply (15) with positioned at the N-type semiconductor (12) and Metal connecting layer (14) connection at P-type semiconductor (13) the outermost both ends, so as to by the N-type semiconductor (12) and p-type Semiconductor (13) connects into loop, and first insulating ceramic film (10) is cold end, and second insulating ceramic film (11) is heat End, first insulating ceramic film (10) are relative with the heat emission hole (7).
- 2. a kind of liquid crystal display heat radiation module according to claim 1, it is characterised in that the heat emission hole (7) is flat Multiple strip heat emission holes that row is set.
- A kind of 3. liquid crystal display heat radiation module according to claim 1, it is characterised in that first insulating ceramic film (10) it is provided with gap between the heat emission hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710836371.7A CN107656396A (en) | 2017-09-16 | 2017-09-16 | A kind of liquid crystal display heat radiation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710836371.7A CN107656396A (en) | 2017-09-16 | 2017-09-16 | A kind of liquid crystal display heat radiation module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107656396A true CN107656396A (en) | 2018-02-02 |
Family
ID=61129589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710836371.7A Withdrawn CN107656396A (en) | 2017-09-16 | 2017-09-16 | A kind of liquid crystal display heat radiation module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107656396A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196510Y (en) * | 2008-03-17 | 2009-02-18 | 庆杨 | Semiconductor refrigeration device, constant temperature heat radiating device and constant temperature high-protection electric control cabinet |
| CN201583044U (en) * | 2009-12-16 | 2010-09-15 | 林香莉 | Freezing structure with double thermoelectric semiconductors |
| CN201680648U (en) * | 2010-04-27 | 2010-12-22 | 上海市七宝中学 | Refrigerator |
| CN102022680A (en) * | 2010-12-21 | 2011-04-20 | 惠科电子（深圳）有限公司 | LED liquid crystal display backlight module |
| CN201904319U (en) * | 2010-12-25 | 2011-07-20 | 紫光股份有限公司 | Thermoelectric computer chip radiator |
| CN102130076A (en) * | 2010-12-25 | 2011-07-20 | 紫光股份有限公司 | Thermoelectric computer chip radiator |
| CN202872953U (en) * | 2012-09-24 | 2013-04-10 | 东莞市美声五金塑胶制品有限公司 | Direct type integrated liquid crystal television structure |
-
2017
- 2017-09-16 CN CN201710836371.7A patent/CN107656396A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196510Y (en) * | 2008-03-17 | 2009-02-18 | 庆杨 | Semiconductor refrigeration device, constant temperature heat radiating device and constant temperature high-protection electric control cabinet |
| CN201583044U (en) * | 2009-12-16 | 2010-09-15 | 林香莉 | Freezing structure with double thermoelectric semiconductors |
| CN201680648U (en) * | 2010-04-27 | 2010-12-22 | 上海市七宝中学 | Refrigerator |
| CN102022680A (en) * | 2010-12-21 | 2011-04-20 | 惠科电子（深圳）有限公司 | LED liquid crystal display backlight module |
| CN201904319U (en) * | 2010-12-25 | 2011-07-20 | 紫光股份有限公司 | Thermoelectric computer chip radiator |
| CN102130076A (en) * | 2010-12-25 | 2011-07-20 | 紫光股份有限公司 | Thermoelectric computer chip radiator |
| CN202872953U (en) * | 2012-09-24 | 2013-04-10 | 东莞市美声五金塑胶制品有限公司 | Direct type integrated liquid crystal television structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103814450B (en) | LED module and use its LED | |
| CN103925492B (en) | LED light device | |
| CN105158973B (en) | Liquid crystal display | |
| WO2016197901A1 (en) | Led filament, led filament assembly and led bulb | |
| JP2005101658A (en) | Light emitting device having highly efficient heat dissipation structure | |
| CN109168302A (en) | A kind of wearable device | |
| CN201246614Y (en) | LED bulb | |
| CN103597592B (en) | Liquid-cooling LED illuminating lamp | |
| CN208721955U (en) | A kind of backlight module and liquid crystal display panel | |
| CN104033774B (en) | A kind of filament LED bulb | |
| CN101943356B (en) | Backlight module and luminous source encapsulation structure thereof | |
| CN107656396A (en) | A kind of liquid crystal display heat radiation module | |
| CN107658379A (en) | A kind of manufacture method of the radiator for semiconductor of liquid crystal display heat radiation module | |
| CN107728360A (en) | A kind of radiator for semiconductor of liquid crystal display heat radiation module | |
| CN202769331U (en) | Semiconductor refrigeration and thermal dissipation light-emitting diode (LED) lamp | |
| CN209594131U (en) | A kind of wearable device | |
| CN208418279U (en) | For display and the side entering type LED light source of lamp box | |
| CN203517377U (en) | Composite heat dissipation type high-power LED device | |
| CN207999728U (en) | Thermal diffusivity good luminescence component and backlight module | |
| CN103742885A (en) | Light-emitting diode (LED) lamp heat conduction structure | |
| CN105444036B (en) | Light-emitting diode (LED) light source light-emitting and heat-dissipating structure | |
| CN209249898U (en) | A kind of water-cooled plate applied to flash lamp pumping heat dissipation | |
| CN101943328A (en) | Single super-power LED light source lamp | |
| CN202109330U (en) | SMD (surface mount device) LED (light-emitting device) streamer lamp | |
| CN203453861U (en) | Water-cooling heat dissipation type high-power LED device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180202 |
|
| WW01 | Invention patent application withdrawn after publication |