CN206400227U - A kind of LED backlight module - Google Patents
A kind of LED backlight module Download PDFInfo
- Publication number
- CN206400227U CN206400227U CN201720066707.1U CN201720066707U CN206400227U CN 206400227 U CN206400227 U CN 206400227U CN 201720066707 U CN201720066707 U CN 201720066707U CN 206400227 U CN206400227 U CN 206400227U
- Authority
- CN
- China
- Prior art keywords
- led
- diffusion sheet
- framework
- backlight module
- reflecting piece
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of LED backlight module, including masking frame, upper diffusion sheet, bright enhancement film, lower diffusion sheet, light guide plate, LED, reflecting piece and framework, the masking frame, upper diffusion sheet, bright enhancement film, lower diffusion sheet, light guide plate, LED, reflecting piece and framework constitute backlight module body, and the side of masking frame to framework is disposed with upper diffusion sheet, bright enhancement film, lower diffusion sheet, light guide plate and reflecting piece, the edge at four angles of framework is provided with mounting post, and the center of framework is provided with a rectangular heat dissipation window, LED lamp bead and resistance are installed on the bottom plate of the LED, and the outer surface of LED lamp bead and resistance is covered with one layer of PVC colloid.The utility model replaces traditional florescent lamp bar using energy-efficient LED, on the one hand the consumption of electric energy, another aspect LED small volume are largely reduced, and then reduces the volume of device, the production cost of device is advantageously reduced, is adapted to promote the use of.
Description
Technical field
The utility model is related to LED device technical field, specially a kind of LED backlight module.
Background technology
Backlight module is one of key part and component of panel of LCD.Function is well-off brightness and distribution
Uniform light source, can normally show image, as international IT industries are developed rapidly so that related LCD industries constantly push away old
Go out newly, LCD product sizes are towards diversification and the height development of lighting side, and backlight certainly will as one of core component of LCD products
Coordinate this development trend, be directed to the diversification and lighting of product, LCD requires very high to the luminosity of backlight always,
But high brightness also causes LCD power consumption to remain high, the LCD modules by backlight of florescent lamp bar are because consuming electric power is high and volume
Complexity has been not suitable with the requirement of portable message product.
Utility model content
The purpose of this utility model is to provide a kind of LED backlight module, with asking for solving to propose in above-mentioned background technology
Topic, is had an advantageous effect in that：Traditional florescent lamp bar is replaced using energy-efficient LED, on the one hand largely
On reduce the consumption of electric energy, another aspect LED small volume, and then reduce the volume of device, advantageously reduce device
Production cost.
To achieve the above object, the utility model provides following technical scheme：A kind of LED backlight module, including masking frame,
Upper diffusion sheet, bright enhancement film, lower diffusion sheet, light guide plate, LED, reflecting piece and framework, the masking frame, upper diffusion sheet, add lustre to
Film, lower diffusion sheet, light guide plate, LED, reflecting piece and framework constitute backlight module body, and masking frame is to the side of framework
Diffusion sheet, bright enhancement film, lower diffusion sheet, light guide plate and reflecting piece are disposed with, the edge at four angles of framework is all provided with
It is equipped with mounting post, and the center of framework is provided with a rectangular heat dissipation window, the bottom plate of the LED and is provided with LED
Pearl and resistance, and LED lamp bead and resistance outer surface covered with one layer of PVC colloid.
It is preferred that, the LED is arranged in reflecting piece, and reflecting piece is bolted in mounting post.
It is preferred that, the LED lamp bead is connected with resistance by wired in series, and resistance set LED lamp bead and LED lamp bead it
Between.
It is preferred that, one layer of screen pack is provided with the lateral surface of the rectangular heat dissipation window.
It is preferred that, the framework is aluminum alloy material component.
Compared with prior art, the beneficial effects of the utility model are：The equipment is replaced using energy-efficient LED
Traditional florescent lamp bar, on the one hand largely reduces the consumption of electric energy, another aspect LED small volume, and then subtract
The small volume of device, advantageously reduce the production cost of device, and device is internally provided with two diffusion sheets, can be carried for device
For a uniform area source, it is ensured that the normal working performance of device, while being pulled open by mounting post between reflecting piece and framework
Spacing, be conducive to device to be radiated by rectangular heat dissipation window, it is ensured that the normal work of device, and on rectangular heat dissipation window pacify
Equipped with screen pack, effectively prevent dust from entering the inside of device, the present apparatus is reasonable in design, and lightweight and portable in volume saves electric energy again, fit
Conjunction is promoted the use of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model framework；
Fig. 3 is the structural representation of the utility model LED.
In figure：1- masking frames；The upper diffusion sheets of 2-；3- bright enhancement films；Diffusion sheet under 4-；5- light guide plates；6-LED light bar；7- is anti-
Mating plate；8- frameworks；9- mounting posts；10- rectangular heat dissipation windows；11-PVC colloids；12-LED lamp beads；13- resistance；14- wires.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-3, a kind of embodiment that the utility model is provided：A kind of LED backlight module, including masking frame 1, on
Diffusion sheet 2, bright enhancement film 3, lower diffusion sheet 4, light guide plate 5, LED 6, reflecting piece 7 and framework 8, it is characterised in that：Masking frame 1,
Upper diffusion sheet 2, bright enhancement film 3, lower diffusion sheet 4, light guide plate 5, LED 6, reflecting piece 7 and framework 8 constitute backlight module body,
And the side of masking frame 1 to framework 8 is disposed with upper diffusion sheet 2, bright enhancement film 3, lower diffusion sheet 4, light guide plate 5 and reflecting piece 7,
The edge at 8 four angles of framework is provided with mounting post 9, and the center of framework 8 is provided with a rectangular heat dissipation window 10, LED
LED lamp bead 12 and resistance 13 be installed on the bottom plate of light bar 6, and LED lamp bead 12 and resistance 13 outer surface covered with one layer of PVC
Colloid 11, LED 6 is arranged in reflecting piece 7, and reflecting piece 7 is bolted in mounting post 9, LED lamp bead 12 and electricity
Resistance 13 is connected in series by wire 14, and resistance 13 is set between LED lamp bead 12 and LED lamp bead 12, outside rectangular heat dissipation window 10
One layer of screen pack is provided with side, framework 8 is aluminum alloy material component.
Operation principle：In use, device switches on power, cause the LED in LED 6 in the effect by wire 14
Pearl 12 is lighted, and the reflecting piece 7 on device has reflective effect so that light is projected forwards, and the effect of light guide plate 5 is to draw
Guide-lighting scattering direction, for improving the brightness of panel, and ensures the uniformity of panel luminance, and lower diffusion sheet 4 mainly will be from
The light that light guide plate 5 is sent, which is put together, uniformly to be projected on bright enhancement film 3, and the main function of upper diffusion sheet 2 is to penetrate bright enhancement film 3
The optical haze gone out, and light is uniformly appeared into while upper diffusion sheet 2 can also play a part of protecting bright enhancement film 3.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of LED backlight module, including masking frame (1), upper diffusion sheet (2), bright enhancement film (3), lower diffusion sheet (4), light guide plate
(5), LED (6), reflecting piece (7) and framework (8), it is characterised in that：The masking frame (1), upper diffusion sheet (2), bright enhancement film
(3), lower diffusion sheet (4), light guide plate (5), LED (6), reflecting piece (7) and framework (8) constitute backlight module body, and hide
The side of light frame (1) to framework (8) be disposed with upper diffusion sheet (2), bright enhancement film (3), lower diffusion sheet (4), light guide plate (5) and
Reflecting piece (7), the edge at (8) four angles of framework is provided with mounting post (9), and the center of framework (8) is provided with
LED lamp bead (12) and resistance (13), and LED are installed on one rectangular heat dissipation window (10), the bottom plate of the LED (6)
The outer surface of pearl (12) and resistance (13) is covered with one layer of PVC colloid (11).
2. a kind of LED backlight module according to claim 1, it is characterised in that：The LED (6) is arranged on reflective
On piece (7), and reflecting piece (7) is bolted in mounting post (9).
3. a kind of LED backlight module according to claim 1, it is characterised in that：The LED lamp bead (12) and resistance (13)
It is connected in series by wire (14), and resistance (13) is set between LED lamp bead (12) and LED lamp bead (12).
4. a kind of LED backlight module according to claim 1, it is characterised in that：The outside of the rectangular heat dissipation window (10)
One layer of screen pack is provided with face.
5. a kind of LED backlight module according to claim 1, it is characterised in that：The framework (8) is aluminium alloy material texture
Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066707.1U CN206400227U (en) | 2017-01-18 | 2017-01-18 | A kind of LED backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066707.1U CN206400227U (en) | 2017-01-18 | 2017-01-18 | A kind of LED backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206400227U true CN206400227U (en) | 2017-08-11 |
Family
ID=59519381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066707.1U Expired - Fee Related CN206400227U (en) | 2017-01-18 | 2017-01-18 | A kind of LED backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206400227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761906A (en) * | 2018-05-18 | 2018-11-06 | 江苏中致显科技有限公司 | A kind of backlight driving device and driving method |
-
2017
- 2017-01-18 CN CN201720066707.1U patent/CN206400227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761906A (en) * | 2018-05-18 | 2018-11-06 | 江苏中致显科技有限公司 | A kind of backlight driving device and driving method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20210118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |