CN208126069U - A kind of high heat dissipation backlight - Google Patents
A kind of high heat dissipation backlight Download PDFInfo
- Publication number
- CN208126069U CN208126069U CN201820656167.7U CN201820656167U CN208126069U CN 208126069 U CN208126069 U CN 208126069U CN 201820656167 U CN201820656167 U CN 201820656167U CN 208126069 U CN208126069 U CN 208126069U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- light guide
- guide plate
- fixedly installed
- backlight
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of high heat dissipation backlights, including light guide plate, the upper end of the light guide plate is fixedly installed diffusion sheet, the upper end of the diffusion sheet is fixedly installed refractive prismatic lens, the upper end of the refractive prismatic lens is fixedly connected with display panel, the bottom of the light guide plate is fixedly connected with reflector by dotted panel, backboard is fixedly installed on the outside of the reflector, one end of the light guide plate is fixedly installed the second heat sink, the surface fixation of second heat sink opens up fluted, the inside of the groove is fixedly installed luminous lamp strip, the light guide plate, diffusion sheet, the outer surface of refractive prismatic lens and display panel is fixedly installed radiator, the utility model relates to backlight source domains.A kind of high heat dissipation backlight, can be realized and effectively radiated to light guide plate, while can carry out efficient heat dissipation ventilation to the side of entire backlight by cooling fan, heat dissipation riser and heat dissipation four-bladed vane, be conducive to the service life for improving backlight.
Description
Technical field
The utility model relates to backlight source domain, specially a kind of high heat dissipation backlight.
Background technique
Backlight is a kind of light source positioned at liquid crystal display behind, and existing liquid crystal display mainly includes liquid crystal display
Panel and backlight, since liquid crystal display panel itself will not shine, so needing by the backlight inside liquid crystal display
Source provides light source for it, and in the design of backlight, the selection of light source used is that critically important, used light source determines backlight
The photoelectric parameters such as power consumption, brightness, the color in source, also determine the characteristics such as its use condition and service life, in backlight source module
Most crucial technology is the optical technology of light guide plate, mainly there is printing two kinds of light guide plate forms of shape and ejection formation shape, other such as to penetrate
Molding plus printing, laser dotting, corrosion etc. account for seldom ratio out, are not suitable for batch production principle, and printing shape is because its is at low cost
Became mainstream technology within the long period in past, but it is always its major defect that qualified product is not high, and LCD product requirement is more accurate
Light conducting plate structure, ejection formation shape light guide plate necessarily becomes backlight Developing mainstream.But in the process of backlight work
In, lamp bar calorific value is larger, if backlight heat dissipation effect is poor, heat is easy to be transferred to light guide plate and other optical diaphragms
On, cause optical diaphragm and light conducting board from deformation, and then cause to show bad, influences the service life of light source.
Utility model content
（One）The technical issues of solution：In view of the deficiencies of the prior art, the utility model provides a kind of high heat dissipation backlight
Source, solving the problems, such as existing backlight, lamp bar calorific value is larger in use and heat dissipation effect is poor, while for a long time
Overheat even can burn backlight, reduce the service life of backlight.
（Two）Technical solution：In order to achieve the above object, the utility model is achieved by the following technical programs：It is a kind of high
Radiate backlight, including light guide plate, and the upper end of the light guide plate is fixedly installed diffusion sheet, and the upper end fixation of the diffusion sheet is set
Refractive prismatic lens are equipped with, the upper end of the refractive prismatic lens is fixedly connected with display panel, and the bottom of the light guide plate is logical
It crosses dotted panel and is fixedly connected with reflector, backboard is fixedly installed on the outside of the reflector, one end of the light guide plate is solid
Surely it is provided with the second heat sink, the surface of second heat sink is fixed to open up fluted, the inside fixed setting of the groove
Have a luminous lamp strip, the light guide plate, diffusion sheet, refractive prismatic lens and display panel outer surface be fixedly installed heat dissipation dress
It sets.
Preferably, the light guide plate is fixedly installed anti-dazzling screen far from one end of the second heat sink.
Preferably, the anti-dazzling screen is fixedly installed the first heat sink, first heat sink far from one end of light guide plate
Inside fixation offer heat-dissipating pipe, the heat-dissipating pipe is fixedly connected far from one end of light guide plate with backboard.
Preferably, the radiator includes cooling fan, and the fixation of the upper and lower ends of the cooling fan offers out
Air port, the one end of the air outlet far from cooling fan is fixed to be communicated with ventilation duct, and the left and right ends fixation of the ventilation duct is opened
Equipped with gas outlet.
Preferably, the outer surface of the ventilation duct is fixedly installed heat dissipation riser.
Preferably, the left and right sides of the cooling fan is fixedly installed heat dissipation four-bladed vane, and the ventilation duct, heat dissipation are perpendicular
Plate and heat dissipation four-bladed vane are located at a side surface of light guide plate, diffusion sheet, refractive prismatic lens and display panel.
（Three）Beneficial effect：The utility model provides a kind of high heat dissipation backlight, has following beneficial effect：The one kind
Height heat dissipation backlight, is fixedly installed the second heat sink by one end in light guide plate, in the groove that the second heat sink opens up
Luminous lamp strip is set, can be radiated while luminous lamp strip emits light source by the second heat sink, while by leading
Tabula rasa is fixedly installed anti-dazzling screen and the first heat sink far from one end of the second heat sink, in being internally provided with for the first heat sink
Heat-dissipating pipe is fixedly connected with backboard, plays the heat dissipation to entire backlight, while in light guide plate, diffusion sheet, refractive prismatic lens
It is fixedly installed radiator with the outer surface of display panel, it can be right by cooling fan, heat dissipation riser and heat dissipation four-bladed vane
The side of entire backlight carries out high-intensitive heat dissipation ventilation, is conducive to the service life for improving backlight.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model construction for heat radiating device schematic diagram.
In figure：1- light guide plate, 2- diffusion sheet, 3- refractive prismatic lens, 4- display panel, 5- anti-dazzling screen, 6- first radiate
Plate, 7- heat-dissipating pipe, the dotted panel of 8-, 9- reflector, 10- backboard, the second heat sink of 11-, 12- groove, 13- luminous lamp strip, 14-
Radiator, 141- cooling fan, 142- air outlet, 143- ventilation duct, the gas outlet 144-, 145- heat dissipation riser, 146- heat dissipation
Four-bladed vane.
Specific embodiment
Below in conjunction with the attached drawing in the utility model example, the technical solution in the utility model example is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2,：A kind of high heat dissipation backlight, including light guide plate
1, the upper end of light guide plate 1 is fixedly installed diffusion sheet 2, and the upper end of diffusion sheet 2 is fixedly installed refractive prismatic lens 3, refractive
The upper end of prismatic lens 3 is fixedly connected with display panel 4, and the bottom of light guide plate 1 is fixedly connected with reflector 9 by dotted panel 8,
Reflector light, the outside of reflector 9 are fixedly installed backboard 10, and one end of light guide plate 1 is fixedly installed the second heat dissipation
Plate 11, the heat that the second heat sink generates luminous lamp strip radiate, and the surface fixation of the second heat sink 11 opens up fluted
12, the inside of groove 12 is fixedly installed luminous lamp strip 13, light guide plate 1, diffusion sheet 2, refractive prismatic lens 3 and display panel 4
Outer surface be fixedly installed radiator 14.Light guide plate 1 is fixedly installed anti-dazzling screen far from one end of the second heat sink 11
5.Anti-dazzling screen 5 is fixedly installed the first heat sink 6 far from one end of light guide plate 1, and the inside fixation of the first heat sink 6 offers scattered
Heat pipe 7, the one end of heat-dissipating pipe 7 far from light guide plate 1 are fixedly connected with backboard 10.
Radiator 14 includes cooling fan 141, and the fixation of the upper and lower ends of cooling fan 141 offers air outlet 142,
The one end of air outlet 142 far from cooling fan 141 is fixed to be communicated with ventilation duct 143, and the left and right ends fixation of ventilation duct 143 opens up
There is gas outlet 144.The outer surface of ventilation duct 143 is fixedly installed heat dissipation riser 145.The left and right sides of cooling fan 141 is equal
It is fixedly installed heat dissipation four-bladed vane 146, ventilation duct 143, heat dissipation riser 145 and heat dissipation four-bladed vane 146 are located at light guide plate 1, diffusion
One side surface of piece 2, refractive prismatic lens 3 and display panel 4 can radiate to the side of entire backlight.
In use, being opened up by being fixedly installed the second heat sink 11 in one end of light guide plate 1 in the second heat sink 11
Luminous lamp strip 13 is set in groove 12, can be carried out while luminous lamp strip 13 emits light source by the second heat sink 11 scattered
Heat, while by being fixedly installed anti-dazzling screen 5 and the first heat sink 6 far from one end of the second heat sink 11 in light guide plate 1,
The heat-dissipating pipe 7 that is internally provided with of one heat sink 6 is fixedly connected with backboard 10, plays the heat dissipation to entire backlight, while leading
Tabula rasa 1, diffusion sheet 2, refractive prismatic lens 3 and display panel 4 outer surface be fixedly installed radiator 14, pass through heat dissipation
Blower 141, heat dissipation riser 145 and the four-bladed vane 146 that radiates can carry out high-intensitive heat dissipation ventilation to the side of entire backlight, have
Conducive to the service life for improving backlight.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of high heat dissipation backlight, including light guide plate（1）, it is characterised in that：The light guide plate（1）Upper end be fixedly installed
Diffusion sheet（2）, the diffusion sheet（2）Upper end be fixedly installed refractive prismatic lens（3）, the refractive prismatic lens（3）'s
Upper end is fixedly connected with display panel（4）, the light guide plate（1）Bottom pass through dotted panel（8）It is fixedly connected with reflector
（9）, the reflector（9）Outside be fixedly installed backboard（10）, the light guide plate（1）One end be fixedly installed second dissipate
Hot plate（11）, second heat sink（11）Surface it is fixed open up it is fluted（12）, the groove（12）Inside fixation set
It is equipped with luminous lamp strip（13）, the light guide plate（1）, diffusion sheet（2）, refractive prismatic lens（3）And display panel（4）Outside table
Face is fixedly installed radiator（14）.
2. a kind of high heat dissipation backlight according to claim 1, it is characterised in that：The light guide plate（1）It is dissipated far from second
Hot plate（11）One end be fixedly installed anti-dazzling screen（5）.
3. a kind of high heat dissipation backlight according to claim 2, it is characterised in that：The anti-dazzling screen（5）Far from light guide plate
（1）One end be fixedly installed the first heat sink（6）, first heat sink（6）Inside fixation offer heat-dissipating pipe（7）,
The heat-dissipating pipe（7）Far from light guide plate（1）One end and backboard（10）It is fixedly connected.
4. a kind of high heat dissipation backlight according to claim 1, it is characterised in that：The radiator（14）Including heat dissipation
Blower（141）, the cooling fan（141）Upper and lower ends fixation offer air outlet（142）, the air outlet（142）
Far from cooling fan（141）One end fixation be communicated with ventilation duct（143）, the ventilation duct（143）Left and right ends fixation open
Equipped with gas outlet（144）.
5. a kind of high heat dissipation backlight according to claim 4, it is characterised in that：The ventilation duct（143）Outside table
Face is fixedly installed heat dissipation riser（145）.
6. a kind of high heat dissipation backlight according to claim 5, it is characterised in that：The cooling fan（141）Left and right
Two sides are fixedly installed heat dissipation four-bladed vane（146）, the ventilation duct（143）, heat dissipation riser（145）With heat dissipation four-bladed vane
（146）Positioned at light guide plate（1）, diffusion sheet（2）, refractive prismatic lens（3）And display panel（4）A side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656167.7U CN208126069U (en) | 2018-05-04 | 2018-05-04 | A kind of high heat dissipation backlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656167.7U CN208126069U (en) | 2018-05-04 | 2018-05-04 | A kind of high heat dissipation backlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208126069U true CN208126069U (en) | 2018-11-20 |
Family
ID=64184328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820656167.7U Active CN208126069U (en) | 2018-05-04 | 2018-05-04 | A kind of high heat dissipation backlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208126069U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060576A (en) * | 2019-04-30 | 2019-07-26 | 厦门天马微电子有限公司 | A kind of display device |
| CN112735260A (en) * | 2021-01-29 | 2021-04-30 | 王桂莉 | LED backlight module |
-
2018
- 2018-05-04 CN CN201820656167.7U patent/CN208126069U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060576A (en) * | 2019-04-30 | 2019-07-26 | 厦门天马微电子有限公司 | A kind of display device |
| CN112735260A (en) * | 2021-01-29 | 2021-04-30 | 王桂莉 | LED backlight module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103591512B (en) | Backlight module and the liquid crystal display module with this backlight module | |
| CN204536695U (en) | A kind of display device | |
| CN102661550B (en) | Backlight module | |
| CN208126069U (en) | A kind of high heat dissipation backlight | |
| CN106405913A (en) | Liquid crystal display device | |
| CN202647443U (en) | LED (light emitting diode) backlight module and LED liquid crystal display device | |
| CN202394014U (en) | Liquid crystal display module | |
| CN205859647U (en) | A kind of high power quick heat radiating type LED | |
| CN207249303U (en) | A kind of new type superthin LED backlight module | |
| CN204989709U (en) | Backlight module group | |
| CN205880433U (en) | Backlight component | |
| WO2013033878A1 (en) | Direct-type led panel light | |
| CN212723603U (en) | Backlight display screen module | |
| CN207424464U (en) | LED backlight | |
| CN208737154U (en) | A kind of novel side-light LED backlight | |
| CN209281110U (en) | A kind of liquid crystal display encapsulation module | |
| CN209296974U (en) | A kind of high luminance PS light guide plate | |
| CN206470504U (en) | Lamp bar fixed structure and backlight module, the liquid crystal display of a kind of backlight module | |
| CN201857526U (en) | LED light display device on control panel of washing machine | |
| CN212846271U (en) | Multi-prism energy-saving LED backlight device | |
| CN204989701U (en) | Backlight module | |
| CN214795499U (en) | Backlight module of liquid crystal display | |
| CN211780964U (en) | Apply to vegetation's LED lamp heat abstractor | |
| CN209327733U (en) | It is a kind of to be avoided that the LCD TV display device for color difference occur | |
| CN204285047U (en) | A kind of Novel LED lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |