CN206282065U - A kind of LED-backlit module lamp bar radiator, backlight module and TV - Google Patents
A kind of LED-backlit module lamp bar radiator, backlight module and TV Download PDFInfo
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- CN206282065U CN206282065U CN201621349628.3U CN201621349628U CN206282065U CN 206282065 U CN206282065 U CN 206282065U CN 201621349628 U CN201621349628 U CN 201621349628U CN 206282065 U CN206282065 U CN 206282065U
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- backlit module
- arc
- backlit
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- 238000010276 construction Methods 0.000 abstract description 4
- 239000012788 optical film Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
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Abstract
The utility model discloses a kind of LED-backlit module lamp bar radiator, backlight module and TV, the LED-backlit module lamp bar radiator includes arc, and the seamed edge extended to the intrados of the arc from the one of arc tips of the arc, the width of the seamed edge is less than the arc along the width on the end land width direction；A kind of LED-backlit module, including fabric backplanes 600, reflector plate, diffuser plate, optical film, LED light source, lamp plate and the LED-backlit module lamp bar radiator；A kind of LED television, including the LED-backlit module.The utility model LED-backlit module simple integrated design of lamp bar heat spreader structures, make final assembly easy, it is easily achieved batch production, simplify backlight module material, it is cost-effective, have curved reflection and heat sinking function concurrently simultaneously, reflector plate can be made slab construction, the thickness of thinning backlight module by the utility model LED-backlit module.
Description
Technical field
The utility model is related to technical field of liquid crystal display, more particularly to a kind of LED-backlit module lamp bar radiator, backlight
Module and TV.
Background technology
With the development of LED technology, market is more and more obvious to the demand of environmental protection and energy saving, the backlight module of LED light source
This 2 years main flows of LED industry development are had become, the backlight module of LED light source has the advantages that energy-saving and environmental protection, low-power consumption,
The accounting of LED liquid crystal television is increased rapidly in current household electrical appliances market, and has the gesture of sustainable growth.
The light source of LED liquid crystal television backlight module enters light mode two kinds of side entering type and a straight-down negative, and side entering type type is led
Tabula rasa former material PMMA's is in short supply, and the accounting of the price of PMMA in whole backlight module is larger, and PMMA weight is also heavier,
Expanded with heat and contract with cold the light leak and lamp shadow that phenomenon causes to solve light guide plate simultaneously, structure design required precision is also higher.
Current significant portion TV enters light mode for straight-down negative, and straight-down negative enters light mode and needs the pcb board of bulk and big
The LED of amount, also needs to increase optical lens if reducing LED quantity, and straight-down negative enters the back of the body of light mode module
Light cavity is thicker so that straight-down negative enters light mode LED machines can only do low side type, how under cost pressure, meet LED
The demand of type species, it has also become the focus of each manufacturer.
Current existing technology is to cancel the light guide plate of material shortage in LED liquid crystal television backlight module, is passed using air
The mode led, the backlight module of air transmitted is mainly in the form of reflection shield, using curved reflection device by the light of side
Source reflexes to backlight in-plane, and design accuracy requirement of this kind of mode to reflector is higher, and prior art reflector is used
The form of reflector plate laminating arcuate structure backboard, complex structure, structural materials are relatively more, and reflector is fixed material, dissipated with lamp bar
Hot device is separated, and causes the quality of fit of light source and curved reflection cover poor, and causes assembling trouble structural materials more, productibility compared with
It is low.
Fig. 1 is the side sectional view of prior art LED-backlit module, as shown in figure 1, prior art LED-backlit module bag
Fabric backplanes 71, radiator 72, lamp bar 73, diffuser plate 74, reflector plate 1, reflector plate 2 82 are included, prior art is relied primarily on
The cambered design of reflector plate 82 be will be reflected on diffuser plate, and reflector plate 82 is fitted with fabric backplanes 71 and constitutes reflector, due to anti-
Penetrating the cambered design of piece 82 not only makes the fabric backplanes 71 also need to keep cambered design, increase the thickness of fabric backplanes 71, materials with
And production difficulty, also greatly increase the thickness of whole machine, and due to the cambered design of reflector plate 82, assembled to coordinate so that
The complex structure of radiator 72, cost is improved, and assembling structure complex materials relatively more causes that assembly difficulty is improved, reflector with
Lamp bar fixture, radiator are separate, cause lamp bar 73 poor with the quality of fit of reflector plate 82, and productibility is relatively low, and lamp bar 73
Separated with reflector plate 82, leakage problem easily occur.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of the deficiencies in the prior art, the utility model purpose is to provide a kind of LED-backlit module lamp bar radiator, the back of the body
Light module and TV, it is intended to solve in the prior art air transmitted using reflector plate fit arcuate structure backboard by the way of, structure
Complexity, light source is poor with the quality of fit of curved reflection cover, and causes assembling to bother structural materials more, relatively costly and productibility
Relatively low problem.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
A kind of LED-backlit module lamp bar radiator 100, the LED-backlit module lamp bar radiator 100 includes arc
110, and the seamed edge extended to the intrados 111 of the arc 110 from the one of arc tips of the arc 110
120, the width d1 of the seamed edge 120 is less than the arc 110 along the width d2 on the end land width direction.
Preferably, the LED-backlit module lamp bar radiator（100）It is aluminium alloy heat radiator.
A kind of LED-backlit module, including fabric backplanes plate 600, being arranged at is used for reflected light on the fabric backplanes 600
Reflector plate 700, being arranged on the reflector plate 700 is used to break up the diffuser plate 400 of light, is arranged at the diffuser plate 400
On for making the blooming piece 500 of light uniformization, also including the LED light source 300 for lighting, for fixing the LED
The lamp plate 200 of lamp source 300, also including the LED-backlit module lamp bar radiator 100, the LED-backlit module lamp bar radiating
Device is arranged at the side of the fabric backplanes and between the fabric backplanes and the diffuser plate, the LED-backlit module lamp
The arc 110 of bar radiator 100 is fixedly connected away from the one end of the seamed edge 120 with the fabric backplanes 600, the lamp
Plate 200 is fixed on the seamed edge 120 of the LED-backlit module lamp bar radiator 100 and is radiated near the LED-backlit module lamp bar
The side of 100 intrados of device 111.
Preferably, arcs of the width d3 of the LED light source 300 less than the LED-backlit module lamp bar radiator 100
Plate 110 along the width of LED light source 300 width d2.
Preferably, the LED light source 300 is parallel with the fabric backplanes 600 or inclines towards the LED-backlit mould
Group lamp bar radiator 100 is without seamed edge side.
A kind of LED television, including the LED-backlit module.
The utility model provides a kind of LED-backlit module lamp bar radiator, backlight module and TV, of the present utility model
The LED-backlit module simple integrated design of lamp bar heat spreader structures, assembling is simple, it is easy to accomplish batch production, simplifies backlight
Module material, has saved cost, while having curved reflection and heat sinking function concurrently, can cancel the cambered design of reflector plate, the thinning back of the body
The thickness of light module.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, this Shen
Schematic description and description please does not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is the side sectional view of prior art LED-backlit module；
Fig. 2 is the stereogram of the utility model LED-backlit module lamp bar radiator preferred embodiment；
Fig. 3 is the cross-sectional view of the utility model LED-backlit module lamp bar radiator preferred embodiment；
Fig. 4 is the sectional view of the utility model LED-backlit module preferred embodiment；
Fig. 5 is the utility model LED-backlit module index path.
Specific embodiment
Describe presently filed embodiment in detail below in conjunction with drawings and Examples, thereby how the application is applied
Technological means can fully understand and implement according to this to solve technical problem and reach the implementation process of technology effect.
Fig. 2 is the stereogram of the utility model LED-backlit module lamp bar radiator preferred embodiment, as shown in Fig. 2 practical
The LED-backlit module lamp bar radiator 100 of new preferred embodiment includes arc 110 and from the arc 110 wherein
The seamed edge 120 that individual arc tips are extended to the intrados 111 of the arc 110.
Fig. 3 is the cross-sectional view of the utility model LED-backlit module lamp bar radiator preferred embodiment；
Fig. 4 is the sectional view of the utility model LED-backlit module preferred embodiment, as shown in figure 4, the utility model LED
Backlight module includes fabric backplanes 600, and being arranged on fabric backplanes 600 is used for the reflector plate 700 of reflected light, is arranged at reflection
It is used to break up the diffuser plate 400 of light on piece 700, being arranged on diffuser plate 400 is used to make the blooming piece of light uniformization
500, also including the LED light source 300 for lighting, the lamp plate 200 for fixing the LED light source, also including LED-backlit
Module lamp bar radiator 100, the LED-backlit module lamp bar radiator 100 is arranged at the side of fabric backplanes 600 and between structure
Between backboard 600 and diffuser plate 400, the arc 110 of LED-backlit module lamp bar radiator 100 away from the one end of seamed edge 120 with
Fabric backplanes 600 are fixedly connected, and lamp plate 200 is fixed on the seamed edge 120 of LED-backlit module lamp bar radiator 100 near arc
The side of intrados 111 of plate 110.
Fig. 4 is continued referring to, in the utility model LED-backlit module embodiment, LED light source 300 lamp plate 200 is fixed into
On, then lamp plate 200 is fixed on the seamed edge 120 of LED-backlit module lamp bar radiator 100 intrados near arc 110
111 sides, the light that LED light source 300 sends can reflex to expansion by the intrados 111 of LED-backlit module lamp bar radiator 100
Fall apart on 400, then make light uniformization through blooming piece 500, not through the intrados 111 of LED-backlit module lamp bar radiator 100
Another fraction light for reflexing to can be also reflexed on diffuser plate 400 by reflector plate 700, complete the utility model LED-backlit
Reflection of the module to light, instead of the cambered surface design of reflector plate in the prior art, further, as shown in figure 4, the utility model
The reflector plate 700 and fabric backplanes 600 of LED-backlit module can make slab construction, significantly be thinned LED-backlit module
Thickness, and make the reflector plate 700 and fabric backplanes 600 of slab construction and assemble easier, reflector plate 700 and fabric backplanes
600 laminatings are also easier to, and the reflector plate 700 and fabric backplanes 600 of slab construction are assembled relative to arc with the cooperation of miscellaneous part
Shape structure saves many materials, reduces cost.In the utility model embodiment, LED-backlit module lamp bar radiator 100 with
Can be bolted between fabric backplanes 600, mode connects for screw, rivet interlacement and bonding connection etc., preferred LED-backlit module
One end that lamp bar radiator 100 is fixed with fabric backplanes 600 is seamlessly connected with reflector plate 700, it is to avoid LED-backlit module lamp bar dissipates
There is gap between hot device 100 and reflector plate 700, influence the reflecting effect to light, preferred LED-backlit module lamp bar radiator
100 one end being connected with fabric backplanes 600 also can be extended out a connection plane, using the connection plane as LED-backlit module
Lamp bar radiator 100 and the face that is connected of fabric backplanes 600, make LED-backlit module lamp bar radiator 100 and fabric backplanes
The 600 more close and firm that is connected, and assemble simpler.
As shown in figure 4, in the specific embodiment of the utility model LED-backlit module, LED-backlit module lamp bar radiator
100 are fixedly connected to form closing chamber with diffuser plate 400 and fabric backplanes 600, and LED light source 300 is arranged on into LED-backlit mould
Near the side of 110 intrados of arc 111 on the seamed edge 120 of group lamp bar radiator 100, i.e., in the closing chamber
Portion, due to the integrated design of LED-backlit module lamp bar radiator 100, the utility model LED-backlit module can be avoided Lou completely
Optical issue.
As shown in figure 4, the width d1 of the seamed edge 120 of the utility model LED-backlit module lamp bar radiator 100 is less than arc
Plate 110 is along the width d2 on the width of seamed edge 120, it is preferred that the width d1 of seamed edge 120 is less than arc 110 along seamed edge 120
1/3 of width d2 on width, so design can avoid what seamed edge 120 was reflected back to arc 110 in reflected light
Light is blocked, and the light for reflecting back arc 110 is entirely reflected on diffuser plate 400.
Preferably, arc 110 edges of the width d3 of LED light source 300 less than LED-backlit module lamp bar radiator 100
The width d3 of the width d2 of the width of LED light source 300, preferably LED light source 300 dissipates less than LED-backlit module lamp bar
The arc 110 of hot device 100 is so designed that along the 1/3 of the width d2 of the width of LED light source 300, partly in order to
The assembly problem of LED light source 300 and LED-backlit module lamp bar radiator 100, because LED light source 300 is to be assemblied in LED
On the seamed edge 120 of backlight module lamp bar radiator 100, the width d1 of seamed edge 120 is less than width of the arc 110 along seamed edge 120
Width d2 on degree direction, so the width d3 of LED light source 300 is also less than the arc of LED-backlit module lamp bar radiator 100
Shape plate 110 along the width of LED light source 300 width d2；On the other hand, the width d3 of LED light source 300 is carried on the back less than LED
The arc 110 of light module lamp bar radiator 100 can make LED lamplight along the 1/3 of the width d2 of the width of LED light source 300
The light that source 300 sends increases reflectivity, while curved reflecting surface can preferably be beaten by the reflection of one section of curved reflecting surface very long
Astigmatism line, make the intrados 111 of equalizing light rays, preferred arc 110 makes intrados through polishing, polishing or electroplating processes
111 is smoother, beneficial to the total reflection of light, it is to be understood that in order to be more conducive to the reflection of light, LED-backlit of the present utility model
Module lamp bar radiator 100 for example pastes reflector plate, reflectance coating also to increase reflecting layer on intrados 111.
Preferably, the arc of the arc 110 of the embodiment of the present invention can be the multistage different curvature that curvature is continually changing
Arc, each section of curvature completes according to optical requirement by computer simulation.
As shown in figure 4, the radian of the arc 110 of another embodiment of the present invention is divided into two sections of different radians,
Extend on respectively described arc on the radian and the arc of one end of the seamed edge 120 without extension
Go out the radian of one end of the seamed edge 120, the radius R1 of the circle corresponding to the radian of described one end for extending the seamed edge 120
Less than described one end for not extending the seamed edge 120 radian corresponding to circle radius R2, can so make LED-backlit mould
The camber of the arc 110 of group lamp bar radiator 100 is bigger, i.e., closer to diffuser plate 400, further thinning LED-backlit module
Thickness, be conducive to the lightening development of LED-backlit module, the market demand is met, preferably near one section of radian of seamed edge 120
The radius R1 of corresponding circle is less than the 1/2 of the radius R2 of the circle corresponding to one section of radian away from seamed edge 120, specific arc
Dimensional parameters are calculated according to the package size and optical parametric of actual production.
The preferred aluminium alloy of LED-backlit module lamp bar radiator 100 of the present utility model be material, aluminium alloy thermal conductivity factor compared with
It is good, be conducive to improving the radiating effect of LED-backlit module, and, such as gold, silver, copper relatively low relative to other heat radiating metal costs
Deng while aluminium alloy quality is lighter, the weight of LED-backlit module and whole machine can be mitigated.
Preferably, LED light source 300 is parallel with fabric backplanes 600 or LED light source 300 is inclined towards the LED
Backlight module lamp bar radiator 100 thus is avoided that LED light source 300 is inclined toward LED-backlit module lamp bar without seamed edge side
Radiator 100 have seamed edge side so that the light that LED light source 300 sends to converge at seamed edge 120 dead with the connection of arc 110
At angle, it is unfavorable for the diverging and reflection of light.
Fig. 5 is the utility model LED-backlit module index path, as seen from Figure 5, the utility model LED-backlit module
The integrated design of middle LED-backlit module lamp bar radiator 100, it is possible to achieve the total reflection of zero light leak and light, while this practicality
Novel LED backlight module is more frivolous compared with prior art, and assembly material is less, and assembling is simple, cost is reduced, beneficial to LED-backlit
The batch production of module, realizes industrial production automation.
The invention also discloses a kind of LED television, including above-mentioned LED-backlit module, LED television of the present utility model
Including above-mentioned LED-backlit module, whole machine thickness is thinner, and assembly material is few, assembles simple and convenient, to design and assembly precision requirement
Relatively low, the reflection efficiency with the time is high, without light leakage phenomena, is suitable to automatic batch production, meets the market requirement.
In sum, the utility model provides a kind of LED-backlit module lamp bar radiator, backlight module and TV, institute
Stating LED-backlit module lamp bar radiator includes arc, and from the one of arc tips of the arc to the arc
The seamed edge that intrados extends, the width of the seamed edge is less than the arc along the width on the end land width direction；
A kind of LED-backlit module, including fabric backplanes, being arranged on the fabric backplanes is used for the reflector plate of reflected light, is arranged at
It is used to break up the diffuser plate of light on the reflector plate, being arranged on the diffuser plate is used to make the optical film of light uniformization
Piece, also including the LED light source for lighting, the lamp plate for fixing the LED light source, also including the LED-backlit mould
Group lamp bar radiator, the LED-backlit module lamp bar radiator is arranged at the side of the fabric backplanes and between the structure back of the body
Between plate and the diffuser plate, the arc of the LED-backlit module lamp bar radiator is away from described seamed edge one end and institute
State fabric backplanes to be fixedly connected, the lamp plate is fixed on the seamed edge of the LED-backlit module lamp bar radiator near the arc
The intrados side of shape plate 110；A kind of LED television, including the LED-backlit module.The utility model LED-backlit module lamp bar dissipates
The integrated design of hot device simple structure, makes final assembly easy, it is easy to accomplish batch production, simplifies backlight module material, section
About cost, while having curved reflection and heat sinking function concurrently, reflector plate can be made flat board knot by the utility model LED-backlit module
Structure, the thickness of thinning backlight module.
Above content is only preferred embodiment of the present utility model, is not that any formal limit is done to the utility model
System.Although the utility model is disclosed above with preferred embodiment, any those skilled in the art are not departing from this reality
With in new technique aspects, when a little change or modification is made using the technology contents of the disclosure above, equivalent change is obtained
The Equivalent embodiments of change, as long as being without departing from technical solutions of the utility model content, according to technical spirit pair of the present utility model
Any simple modification, equivalent variations and modification that above example is made, still fall within the protection of technical solutions of the utility model
In the range of.
Claims (6)
1. a kind of LED-backlit module lamp bar radiator（100）, it is characterised in that the LED-backlit module lamp bar radiator includes
Arc（110）, and from the arc（110）The rib that one of arc tips are extended to the intrados of the arc
Side（120）, the seamed edge（120）Width（d1）Less than the arc along the width on the end land width direction（d2）.
2. LED-backlit module lamp bar radiator according to claim 1（100）, it is characterised in that the LED-backlit mould
Group lamp bar radiator（100）It is aluminium alloy heat radiator.
3. a kind of LED-backlit module, including fabric backplanes（600）, it is arranged at the fabric backplanes（600）On be used for reflected light
Reflector plate（700）, it is arranged at the reflector plate（700）On for breaing up the diffuser plate of light（400）, it is arranged at the diffusion
Plate（400）On for making the blooming piece of light uniformization（500）, also including the LED light source for lighting（300）, it is used for
The fixation LED light source（300）Lamp plate（200）, it is characterised in that also including the LED described in claim any one of 1-2
Backlight module lamp bar radiator（100）, the LED-backlit module lamp bar radiator be arranged at the side of the fabric backplanes and between
Between the fabric backplanes and the diffuser plate, the LED-backlit module lamp bar radiator（100）The arc（110）
Away from the seamed edge（120）One end and the fabric backplanes（600）It is fixedly connected, the lamp plate（200）It is fixed on the LED back ofs the body
Light module lamp bar radiator（100）Seamed edge（120）It is upper to be close to the LED-backlit module lamp bar radiator（100）Intrados
（111）Side.
4. LED-backlit module according to claim 3, it is characterised in that the LED light source（300）Width（d3）
Less than the LED-backlit module lamp bar radiator（100）Arc（110）Along LED light source（300）The width of width
（d2）.
5. LED-backlit module according to claim 3, it is characterised in that the LED light source（300）With the structure
Backboard（600）It is parallel or incline towards the LED-backlit module lamp bar radiator（100）Without seamed edge side.
6. a kind of LED television, it is characterised in that including the LED-backlit module described in claim any one of 3-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349628.3U CN206282065U (en) | 2016-12-09 | 2016-12-09 | A kind of LED-backlit module lamp bar radiator, backlight module and TV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349628.3U CN206282065U (en) | 2016-12-09 | 2016-12-09 | A kind of LED-backlit module lamp bar radiator, backlight module and TV |
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| Publication Number | Publication Date |
|---|---|
| CN206282065U true CN206282065U (en) | 2017-06-27 |
Family
ID=59075796
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621349628.3U Active CN206282065U (en) | 2016-12-09 | 2016-12-09 | A kind of LED-backlit module lamp bar radiator, backlight module and TV |
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| Country | Link |
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| CN (1) | CN206282065U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559668A (en) * | 2017-08-21 | 2018-01-09 | 深圳创维－Rgb电子有限公司 | A kind of down straight aphototropism mode set and display device |
| CN115013754A (en) * | 2021-03-05 | 2022-09-06 | 北京字节跳动网络技术有限公司 | Light-emitting module and desk lamp |
-
2016
- 2016-12-09 CN CN201621349628.3U patent/CN206282065U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559668A (en) * | 2017-08-21 | 2018-01-09 | 深圳创维－Rgb电子有限公司 | A kind of down straight aphototropism mode set and display device |
| CN115013754A (en) * | 2021-03-05 | 2022-09-06 | 北京字节跳动网络技术有限公司 | Light-emitting module and desk lamp |
| CN115013754B (en) * | 2021-03-05 | 2023-06-06 | 北京字节跳动网络技术有限公司 | Light-emitting module and desk lamp |
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