CN111123582A - Side-entry high-brightness backlight module convenient for heat dissipation - Google Patents
Side-entry high-brightness backlight module convenient for heat dissipation Download PDFInfo
- Publication number
- CN111123582A CN111123582A CN201911384562.XA CN201911384562A CN111123582A CN 111123582 A CN111123582 A CN 111123582A CN 201911384562 A CN201911384562 A CN 201911384562A CN 111123582 A CN111123582 A CN 111123582A
- Authority
- CN
- China
- Prior art keywords
- light bar
- heat dissipation
- backlight module
- lamp strip
- bottom plate
- 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
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Classifications
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- 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
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
Abstract
The invention relates to a side-in type high-brightness backlight module convenient for heat dissipation, which comprises a light bar support, a light bar and a backlight bottom plate, wherein the light bar support is similar to a T shape, an LED light bar is arranged on the side, close to the backlight bottom plate, of the vertical edge of the light bar support, a plurality of heat dissipation fins are arranged on the outer side of the transverse edge of the light bar support, a step is arranged at one end of the transverse edge of the light bar support, and the step is in threaded connection with the backlight bottom plate. According to the invention, the light bar bracket made of aluminum alloy material is adopted, and the radiating fins are arranged on the outer side of the light bar bracket, so that the heat conduction and radiating effects of the light bar bracket are improved, and the temperature of the backlight module can be controlled below 35 ℃.
Description
Technical Field
The invention relates to the field of backlight modules, in particular to a side-entry high-brightness backlight module convenient for heat dissipation.
Background
As liquid crystal display products are applied to more and more fields, the requirements on the products are increasing day by day, the brightness is taken as an important index of the liquid crystal display, and the trend of meeting special applications such as outdoor application and the like is inevitable for continuous promotion
At present, a side-in type backlight is adopted in a common liquid crystal display product, and an LED lamp bead is adopted as a light source.
Disclosure of Invention
The invention aims to provide a side-in type high-brightness backlight module convenient for heat dissipation, which is used for solving the problem of backlight heat dissipation in the prior art.
The invention provides a side-in type high-brightness backlight module convenient for heat dissipation, which comprises a light bar support, a light bar and a backlight bottom plate, wherein the light bar support is similar to a T shape, an LED light bar is arranged on the side, close to the backlight bottom plate, of the vertical edge of the light bar support, a plurality of heat dissipation fins are arranged on the outer side of the transverse edge of the light bar support, a step is arranged at one end of the transverse edge of the light bar support, and the step is in threaded connection with the backlight bottom plate.
Furthermore, the LED lamp strip is adhered to the vertical edge of the lamp strip support through heat-conducting double-sided adhesive.
Further, the material of lamp strip support is aluminum alloy 6061.
The technical scheme of the invention has the beneficial effects that:
according to the invention, the light bar bracket made of aluminum alloy material is adopted, and the radiating fins are arranged on the outer side of the light bar bracket, so that the heat conduction and radiating effects of the light bar bracket are improved, and the temperature of the backlight module can be controlled below 35 ℃.
Drawings
FIG. 1 is a schematic structural view of a side-entry high-brightness backlight module convenient for heat dissipation according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
the LED backlight module comprises a light bar support 1, a light bar 2, a backlight bottom plate 3, heat dissipation fins 4, double-sided adhesive tapes 5 and an optical assembly 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1, the invention provides a side-entry high-brightness backlight module convenient for heat dissipation, which comprises a light bar bracket 1, a light bar 2 and a backlight bottom plate 3, wherein the light bar bracket 1 is similar to a T shape, the side, close to the backlight bottom plate 3, of the vertical edge of the light bar bracket 1 is provided with the LED light bar 2, the LED light bar is arranged right opposite to an optical assembly 6, the outer side of the transverse edge of the light bar bracket 1 is provided with a plurality of heat dissipation fins 4, one end of the transverse edge of the light bar bracket 1 is provided with a step, and the step is in threaded connection with the backlight bottom plate 3.
Specifically, LED lamp strip 2 pastes on the perpendicular limit of lamp strip support 1 through heat conduction double faced adhesive tape 5, and the heat that LED lamp strip 2 produced directly transmits to lamp strip support 1 through heat conduction double faced adhesive tape 5 on, sets up lamp strip support 1's material into aluminum alloy 6061, and the aluminum alloy material has better heat conduction and radiating effect, and sets up radiating fin 4 in lamp strip support 1's the outside, the heat dissipation of being convenient for.
According to the invention, the light bar bracket made of aluminum alloy material is adopted, and the heat radiating fins 4 are arranged on the outer side of the light bar bracket, so that the heat conduction and heat radiating effects of the light bar bracket are improved, and the temperature of the backlight module can be controlled below 35 ℃.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. The side-entry high-brightness backlight module convenient for heat dissipation is characterized by comprising a lamp strip support, a lamp strip and a backlight bottom plate, wherein the lamp strip support is similar to a T shape, an LED lamp strip is arranged on the side, close to the backlight bottom plate, of the vertical side of the lamp strip support, a plurality of heat dissipation fins are arranged on the outer side of the transverse side of the lamp strip support, a step is arranged at one end of the transverse side of the lamp strip support, and the step is in threaded connection with the backlight bottom plate.
2. The side-entry high-brightness backlight module facilitating heat dissipation of claim 1, wherein the LED light bar is attached to the vertical side of the light bar support by a heat-conducting double-sided adhesive.
3. The side-entry high-brightness backlight module convenient for heat dissipation of claim 1, wherein the light bar support is made of aluminum alloy 6061.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384562.XA CN111123582A (en) | 2019-12-28 | 2019-12-28 | Side-entry high-brightness backlight module convenient for heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384562.XA CN111123582A (en) | 2019-12-28 | 2019-12-28 | Side-entry high-brightness backlight module convenient for heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111123582A true CN111123582A (en) | 2020-05-08 |
Family
ID=70505762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911384562.XA Pending CN111123582A (en) | 2019-12-28 | 2019-12-28 | Side-entry high-brightness backlight module convenient for heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111123582A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885077U (en) * | 2010-11-16 | 2011-06-29 | 京东方科技集团股份有限公司 | Side light type back light module and liquid crystal display (LCD) |
| 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 |
| CN203240400U (en) * | 2013-03-28 | 2013-10-16 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device using same |
| CN103472622A (en) * | 2013-09-16 | 2013-12-25 | 孙银生 | Liquid crystal display device and backlight module thereof |
| CN103727467A (en) * | 2014-01-10 | 2014-04-16 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device with same |
| CN104613384A (en) * | 2015-02-17 | 2015-05-13 | 深圳市华星光电技术有限公司 | Backlight module |
| CN205643963U (en) * | 2016-04-28 | 2016-10-12 | 乐视控股（北京）有限公司 | Backlight unit , display module assembly and display device |
-
2019
- 2019-12-28 CN CN201911384562.XA patent/CN111123582A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885077U (en) * | 2010-11-16 | 2011-06-29 | 京东方科技集团股份有限公司 | Side light type back light module and liquid crystal display (LCD) |
| 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 |
| CN203240400U (en) * | 2013-03-28 | 2013-10-16 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device using same |
| CN103472622A (en) * | 2013-09-16 | 2013-12-25 | 孙银生 | Liquid crystal display device and backlight module thereof |
| CN103727467A (en) * | 2014-01-10 | 2014-04-16 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device with same |
| CN104613384A (en) * | 2015-02-17 | 2015-05-13 | 深圳市华星光电技术有限公司 | Backlight module |
| CN205643963U (en) * | 2016-04-28 | 2016-10-12 | 乐视控股（北京）有限公司 | Backlight unit , display module assembly and display device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |