CN206224107U - A kind of backlight module of LCD liquid crystal display screen - Google Patents
A kind of backlight module of LCD liquid crystal display screen Download PDFInfo
- Publication number
- CN206224107U CN206224107U CN201621109804.6U CN201621109804U CN206224107U CN 206224107 U CN206224107 U CN 206224107U CN 201621109804 U CN201621109804 U CN 201621109804U CN 206224107 U CN206224107 U CN 206224107U
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- Prior art keywords
- led
- guide plate
- light guide
- mounting grooves
- module mounting
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Abstract
The utility model discloses a kind of backlight module of LCD liquid crystal display screen, including light guide plate and two pieces of LED modules, the light guide plate both sides are equipped with a LED module mounting grooves, the inclined structure setting of LED modules mounting groove, the cross section of LED module mounting grooves is rectangle structure setting, a reflector layer is fixedly mounted on the lateral surface of LED module mounting grooves, two pieces of LED modules are inserted in corresponding LED module mounting grooves respectively, the inclined structure setting of LED modules.The utility model simple structure, it is easy to use, smooth surface is entered for inclined plane due to light guide plate, so that the light that LED sends enters light guide plate by inclined-plane, leakage problem can be effectively solved, save luminous energy, and because light guide plate both sides are provided with LED module mounting grooves, so that facilitate the installation of LED modules, the smaller volume of backlight module has saved material.
Description
Technical field
The utility model is related to a kind of backlight module of LCD liquid crystal display screen.
Background technology
With the development of science and technology, the technology more and more higher of LCDs, computer screen is from former CRT turns
It is changed into present LCDs, LCDs itself does not light, but it is passive luminous；So needing backlight module to provide
Light source, LCDs can be divided into CCFL backlight modules and LED-backlit module from the classification of light source, have energy-conservation due to LED, make
The characteristics of using long lifespan, current most LCDs all employs LED backlight modules, and in LED backlight modules,
Position according to LED is divided into straight-down negative and side-light type；The thickness of display screen can be reduced due to side-light type, and one can be saved
Fixed LED, therefore mostly using the LED-backlit module of side-light type, and the thickness of the light guide plate in Ultrathin liquid crystal display screen at present
0.1mm can be accomplished, and the thickness minimum of LED is only capable of reaching 0.4mm, and LED is generally located on the side of light guide plate, therefore very
The luminous only a fractions of LED in many backlight modules enter light guide plate, cause leakage problem, and the problem that luminous energy is wasted.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of simple structure, can effectively avoid light leak, saves
The energy, and facilitate the backlight module of the LCD liquid crystal display screen of LED modules installation.
The utility model is achieved through the following technical solutions：A kind of backlight module of LCD liquid crystal display screen, it is special
Levy and be：Including light guide plate and two pieces of LED modules, the light guide plate both sides are equipped with a LED module mounting grooves, the LED modules
The inclined structure setting of mounting groove, the cross section of LED module mounting grooves is rectangle structure setting, LED module mounting grooves
A reflector layer is fixedly mounted on lateral surface, two pieces of LED modules are inserted in corresponding LED module mounting grooves respectively, LED modules
Inclined structure setting.
Used as preferred technical scheme, LED modules are made up of circuit board and more than one LED, and circuit board is and LED
Reflector layer in module mounting groove is mutually fixed, and the irradiation end of LED inclines the reverse face towards reflector layer, and the reverse face is to lead
Tabula rasa enters smooth surface.
Used as preferred technical scheme, light guide plate upper end fixedly mounts a diffusion barrier, and diffusion barrier upper end fixed installation one increases
Less than the length of light guide plate, the length of diffusion barrier and brightness enhancement film is located at two to the length of bright film, diffusion barrier and brightness enhancement film for light guide plate
The distance between LED module mounting grooves.
Used as preferred technical scheme, light guide plate lower end fixedly mounts a reflective membrane.
Used as preferred technical scheme, light guide plate is located at the through hole that LED module mounting grooves outside is equipped with a transverse direction, should
Through hole one end is communicated with LED module mounting grooves, and the other end is communicated with the external world.
The beneficial effects of the utility model are：The utility model simple structure, it is easy to use, smooth surface is entered due to light guide plate
It is inclined plane so that the light that LED sends enters light guide plate by inclined-plane, can effectively solves leakage problem, saves luminous energy, and by
LED module mounting grooves are provided with light guide plate both sides so that facilitate the installation of LED modules, the smaller volume of backlight module,
Material is saved.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is overall structure diagram of the present utility model.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As shown in figure 1, a kind of backlight module of LCD liquid crystal display screen of the present utility model, including light guide plate 7 and two pieces
LED modules 3, the both sides of the light guide plate 7 are equipped with a LED modules mounting groove 4, and the inclined structure of LED modules mounting groove 4 sets
Put, the cross section of LED modules mounting groove 4 is rectangle structure setting, is fixedly mounted on the lateral surface of LED modules mounting groove 4
One reflector layer 2, avoids the illumination that LED modules send and is mapped to outside by the reflector layer, and two pieces of LED modules 3 insert phase respectively
In corresponding LED modules mounting groove 4, the inclined structure setting of LED modules 3.
LED modules 3 are made up of circuit board and more than one LED, circuit board with LED modules mounting groove 4 in it is anti-
Photosphere 2 is mutually fixed, and the irradiation end of LED inclines the reverse face towards reflector layer 2, and smooth surface is entered in the reverse face for light guide plate 7.
The upper end of light guide plate 7 fixedly mounts a diffusion barrier 5, and the upper end of diffusion barrier 5 fixedly mounts a brightness enhancement film 6, by diffusion barrier 5
With the luminous intensity that goes out that brightness enhancement film 6 increased exiting surface, the length of the length less than light guide plate 7 of diffusion barrier 5 and brightness enhancement film 6, diffusion
The length of film 5 and brightness enhancement film 6 is that light guide plate 7 is located at the distance between two LED modules mounting grooves 4, and the distance between this is exactly to lead
The length of the exiting surface of tabula rasa 7.
Wherein, the lower end of light guide plate 7 fixedly mounts a reflective membrane 8 so that the light into light guide plate is reflected from reflective membrane,
Improve the luminous utilization rate of LED；Light guide plate 7 is located at the through hole 1 that the outside of LED modules mounting groove 4 is equipped with a transverse direction, and this leads to
The one end of hole 1 is communicated with LED modules mounting groove 4, and the other end is communicated with the external world, by the through hole 1 facilitate LED modules 3 with
The connection of extraneous power supply.
The beneficial effects of the utility model are：The utility model simple structure, it is easy to use, smooth surface is entered due to light guide plate
It is inclined plane so that the light that LED sends enters light guide plate by inclined-plane, can effectively solves leakage problem, saves luminous energy, and by
LED module mounting grooves are provided with light guide plate both sides so that facilitate the installation of LED modules, the smaller volume of backlight module,
Material is saved.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any change or replacement expected without creative work should all be covered within protection domain of the present utility model.
Therefore, protection domain of the present utility model should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of backlight module of LCD liquid crystal display screen, it is characterised in that：Including light guide plate and two pieces of LED modules, the leaded light
Plate both sides are equipped with a LED module mounting grooves, the inclined structure setting of LED modules mounting groove, the horizontal stroke of LED module mounting grooves
Section is rectangle structure setting, and a reflector layer, two pieces of LED mould splits are fixedly mounted on the lateral surface of LED module mounting grooves
Do not insert in corresponding LED module mounting grooves, the inclined structure setting of LED modules.
2. the backlight module of LCD liquid crystal display screen according to claim 1, it is characterised in that：LED modules by circuit board and
More than one LED composition, circuit board is mutually fixed with the reflector layer in LED module mounting grooves, and the irradiation end of LED is inclined
Tiltedly towards the reverse face of reflector layer, smooth surface is entered in the reverse face for light guide plate.
3. the backlight module of LCD liquid crystal display screen according to claim 1, it is characterised in that：Peace is fixed in light guide plate upper end
A diffusion barrier is filled, diffusion barrier upper end fixedly mounts the length of the length less than light guide plate of a brightness enhancement film, diffusion barrier and brightness enhancement film, expands
The length of film and brightness enhancement film is dissipated for light guide plate is located at the distance between two LED module mounting grooves.
4. the backlight module of LCD liquid crystal display screen according to claim 1, it is characterised in that：Peace is fixed in light guide plate lower end
Fill a reflective membrane.
5. the backlight module of LCD liquid crystal display screen according to claim 1, it is characterised in that：Light guide plate is located at LED modules
Mounting groove outside is equipped with the through hole of a transverse direction, and the through hole one end communicates with LED module mounting grooves, the other end with the external world
Communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109804.6U CN206224107U (en) | 2016-10-11 | 2016-10-11 | A kind of backlight module of LCD liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109804.6U CN206224107U (en) | 2016-10-11 | 2016-10-11 | A kind of backlight module of LCD liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206224107U true CN206224107U (en) | 2017-06-06 |
Family
ID=58782633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621109804.6U Expired - Fee Related CN206224107U (en) | 2016-10-11 | 2016-10-11 | A kind of backlight module of LCD liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206224107U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107577069A (en) * | 2017-08-30 | 2018-01-12 | 惠科股份有限公司 | Method for manufacturing liquid crystal display device |
| CN110673393A (en) * | 2019-09-20 | 2020-01-10 | 深圳市德智欣科技有限公司 | Beauty tip special-shaped module and manufacturing method thereof |
-
2016
- 2016-10-11 CN CN201621109804.6U patent/CN206224107U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107577069A (en) * | 2017-08-30 | 2018-01-12 | 惠科股份有限公司 | Method for manufacturing liquid crystal display device |
| CN110673393A (en) * | 2019-09-20 | 2020-01-10 | 深圳市德智欣科技有限公司 | Beauty tip special-shaped module and manufacturing method thereof |
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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: 20170606 Termination date: 20201011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |