CN206450933U - A kind of LCD backlight module - Google Patents
A kind of LCD backlight module Download PDFInfo
- Publication number
- CN206450933U CN206450933U CN201720145650.4U CN201720145650U CN206450933U CN 206450933 U CN206450933 U CN 206450933U CN 201720145650 U CN201720145650 U CN 201720145650U CN 206450933 U CN206450933 U CN 206450933U
- Authority
- CN
- China
- Prior art keywords
- light guide
- backlight module
- guide plate
- diffusion sheet
- fixed cover
- 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 LCD backlight module, including shading rubber belt and groove, diffusion sheet is provided with below the shading rubber belt, prismatic lens is provided with below the upper diffusion sheet, lower prismatic lens is provided with below the upper prismatic lens, lower diffusion sheet is provided with below the lower prismatic lens, light guide plate is provided with below the lower diffusion sheet, glue frame is provided with below the light guide plate, the outside of the glue frame is provided with outer fixed cover, and the right-hand member of the outer fixed cover is provided with fixing groove.The utility model is scientific and reasonable for structure, it is safe and convenient to use, there is provided outer fixed cover and fixing groove, can facilitate and all parts of backlight module are assembled, and Stability Analysis of Structures, the light guide effect of backlight module can be improved, the effect of liquid crystal display is improved, and is fixed by fixing groove, it is convenient that all parts are dismantled, groove is provided with light guide plate, the light guide effect of light guide plate can be increased.
Description
Technical field
The utility model belongs to technical field of liquid crystal display, and in particular to a kind of LCD backlight module.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD) has Low emissivity, small volume and low power consuming etc. excellent
Point, gradually replaced in certain applications traditional cathode-ray tube display (Cathode Ray Tube display,
CRT), thus be widely used in notebook computer, personal digital assistant (Personal Digital Assistant,
PDA), on the product such as flat-surface television and mobile phone, liquid crystal display includes liquid crystal display panel and backlight module, backlight module
It is the component that light source is provided to lcd products, is generally disposed at the lower section of display panel, provides uniform diverging and one
The light of brightness is determined to display panel, and different brightness, difference are formed according to the different voltages of the pixel electrode on display panel
The colour picture of color and different gray scales.
Existing back light module group is more, complicated, and assembling lays inconvenient between all parts, causes backlight mould
The less stable of group, influences the light guide effect of light guide plate.
Utility model content
The purpose of this utility model is to provide a kind of LCD backlight module, to solve to propose in above-mentioned background technology
All parts between assembling lay inconvenient, cause the less stable of backlight module, influence the light guide effect of light guide plate
Problem.
To achieve the above object, the utility model provides following technical scheme：A kind of LCD backlight module, including it is solid
Determine to be provided with diffusion sheet below groove, shading rubber belt and groove, the shading rubber belt, be provided with below the upper diffusion sheet
It is provided with below upper prismatic lens, the upper prismatic lens below lower prismatic lens, the lower prismatic lens and is provided with lower diffusion sheet, institute
State and light guide plate is provided with below lower diffusion sheet, glue frame is provided with below the light guide plate, the outside of the glue frame is provided with
Outer fixed cover, and reflector plate is provided with below glue frame, the right-hand member of the outer fixed cover is provided with fixing groove, and outer fixed cover is outer
Portion is provided with cold-cathode tube reflecting plate on the left of light guide plate, and the cold-cathode tube reflecting plate is internally provided with cold cathode
Mounting assembly is provided with the leftward position of glue frame below pipe, and cold-cathode tube reflecting plate, the groove is arranged on leaded light
The inner upper of plate.
It is preferred that, the groove is provided with four altogether, and four grooves are uniformly arranged on the inside of light guide plate.
It is preferred that, the mounting assembly is provided with four altogether, and four mounting assemblies are separately positioned on the outside four of glue frame
Week.
It is preferred that, the fixing groove is at least provided with ten, and ten fixing grooves are uniformly arranged the inner side of fixed cover outside.
It is preferred that, the shading rubber belt is connected with outer fixed cover by fixing groove insertion.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, uses safety
It is convenient, there is provided outer fixed cover and fixing groove, can facilitate and all parts of backlight module are assembled, and Stability Analysis of Structures,
The light guide effect of backlight module can be improved, the effect of liquid crystal display is improved, and is fixed by fixing groove, it is convenient to each portion
Part is dismantled, and groove is provided with light guide plate, can increase the light guide effect of light guide plate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is exploded perspective view of the present utility model.
In figure：Diffusion sheet under prismatic lens, 6- under 1- fixing grooves, 2- shading rubber belts, the upper diffusion sheets of 3-, the upper prismatic lenses of 4-, 5-,
It is 7- light guide plates, 8- glue frames, 9- reflector plates, 10- mounting assemblies, 11- cold-cathode tubes, 12- cold-cathode tubes reflecting plate, fixed outside 13-
Cover, 14- grooves.
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.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of LCD backlight module, including fixing groove 1, shading glue
Band 2 and groove 14, the lower section of shading rubber belt 2 are provided with diffusion sheet 3, and the lower section of upper diffusion sheet 3 is provided with prismatic lens 4, on
The lower section of prismatic lens 4 is provided with lower prismatic lens 5, and the lower section of lower prismatic lens 5 is provided with lower diffusion sheet 6, and the lower section of lower diffusion sheet 6 is set
Light guide plate 7 is equipped with, the lower section of light guide plate 7 is provided with glue frame 8, and the outside of glue frame 8 is provided with outer fixed cover 13, and glue frame 8
Side is provided with reflector plate 9, and the right-hand member of outer fixed cover 13 is provided with fixing groove 1, and the outer fixed outside of cover 13 is close to a left side for light guide plate 7
Side is provided with cold-cathode tube reflecting plate 12, and cold-cathode tube reflecting plate 12 is internally provided with cold-cathode tube 11, and cold-cathode tube is anti-
Penetrate the lower section of plate 12 and be provided with mounting assembly 10 at the leftward position of glue frame 8, groove 14 is arranged on the inside of light guide plate 7
Side.
In order that the light guide effect of this light guide plate is more preferably, in the present embodiment, it is preferred that groove 14 is provided with four altogether, and
Four grooves 14 are uniformly arranged on the inside of light guide plate 7.
Fixed in order that glue frame 8 can be stablized, in the present embodiment, it is preferred that mounting assembly 10 is provided with four, and four altogether
Individual mounting assembly 10 is separately positioned on the outside surrounding of glue frame 8.
In order that this back light module unit structure more stablize, in the present embodiment, fixing groove 1 preferably at least provided with ten,
And ten fixing grooves are uniformly arranged the inner side of fixed cover 13 outside.
Fixed in order that shading rubber belt 2 can be stablized, in the present embodiment, it is preferred that shading rubber belt 2 leads to outer fixed cover 13
Cross the insertion connection of fixing groove 1.
Operation principle of the present utility model and use flow：After the LCD backlight module is installed, by outer solid
Surely the fixing groove 1 of cover 13 is installed shading rubber belt 2, upper diffusion sheet 3, upper prismatic lens 4, lower prismatic lens 5, lower diffusion sheet 6, led successively
Tabula rasa 7 and reflector plate 9, pass through glue frame 8 and the overall progress installation fixation of 10 pairs of mounting assembly.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of LCD backlight module, including fixing groove (1), shading rubber belt (2) and groove (14), it is characterised in that：Institute
State and diffusion sheet (3) be provided with below shading rubber belt (2), prismatic lens (4) is provided with below the upper diffusion sheet (3),
It is provided with below the upper prismatic lens (4) below lower prismatic lens (5), the lower prismatic lens (5) and is provided with lower diffusion sheet
(6), it is provided with below the lower diffusion sheet (6) below light guide plate (7), the light guide plate (7) and is provided with glue frame (8), institute
The outside for stating glue frame (8) is provided with below outer fixed cover (13), and glue frame (8) and is provided with reflector plate (9), the outer fixed cover
(13) right-hand member is provided with the left of fixing groove (1), and the outside close light guide plate (7) of outer fixed cover (13) and is provided with cold-cathode tube
Reflecting plate (12), the cold-cathode tube reflecting plate (12) is internally provided with cold-cathode tube (11), and cold-cathode tube reflecting plate
(12) lower section is provided with mounting assembly (10) at the leftward position of glue frame (8), and the groove (14) is arranged on light guide plate (7)
Inner upper.
2. a kind of LCD backlight module according to claim 1, it is characterised in that：The groove (14) is provided with altogether
Four, and four grooves (14) are uniformly arranged on the inside of light guide plate (7).
3. a kind of LCD backlight module according to claim 1, it is characterised in that：The mounting assembly (10) sets altogether
Four are equipped with, and four mounting assemblies (10) are separately positioned on the outside surrounding of glue frame (8).
4. a kind of LCD backlight module according to claim 1, it is characterised in that：The fixing groove (1) at least sets
Ten are equipped with, and ten fixing grooves (1) are uniformly arranged the inner side of fixed cover (13) outside.
5. a kind of LCD backlight module according to claim 1, it is characterised in that：The shading rubber belt (2) with it is outer
Fixed cover (13) connects by the way that fixing groove (1) is embedded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145650.4U CN206450933U (en) | 2017-02-17 | 2017-02-17 | A kind of LCD backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145650.4U CN206450933U (en) | 2017-02-17 | 2017-02-17 | A kind of LCD backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450933U true CN206450933U (en) | 2017-08-29 |
Family
ID=59666452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720145650.4U Expired - Fee Related CN206450933U (en) | 2017-02-17 | 2017-02-17 | A kind of LCD backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957850A (en) * | 2018-07-03 | 2018-12-07 | 浙江锦浩光电材料有限公司 | A kind of reflectance coating and backlight module preventing display two sides brightness disproportionation |
| CN113641043A (en) * | 2021-08-18 | 2021-11-12 | 安徽赛时达显示科技有限公司 | MINILED backlight module driving display device |
-
2017
- 2017-02-17 CN CN201720145650.4U patent/CN206450933U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957850A (en) * | 2018-07-03 | 2018-12-07 | 浙江锦浩光电材料有限公司 | A kind of reflectance coating and backlight module preventing display two sides brightness disproportionation |
| CN113641043A (en) * | 2021-08-18 | 2021-11-12 | 安徽赛时达显示科技有限公司 | MINILED backlight module driving display device |
| CN113641043B (en) * | 2021-08-18 | 2024-02-13 | 安徽赛时达显示科技有限公司 | MINILED backlight module driving display device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20200217 |