CN206147219U - Backlight unit of wavy diffuser plate of utensil - Google Patents
Backlight unit of wavy diffuser plate of utensil Download PDFInfo
- Publication number
- CN206147219U CN206147219U CN201620977554.1U CN201620977554U CN206147219U CN 206147219 U CN206147219 U CN 206147219U CN 201620977554 U CN201620977554 U CN 201620977554U CN 206147219 U CN206147219 U CN 206147219U
- Authority
- CN
- China
- Prior art keywords
- wavy
- light
- diffuser plate
- light source
- plate
- 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 backlight unit of wavy diffuser plate of utensil, including diffuse reflection device, reflecting plate and wavy diffuser plate, the light source below is provided with logical line hole, the power is installed to board below in a poor light, the wire is crossed to the power -on and the light source electrical property is connected, the light source is installed inside astigmatic device, astigmatism device both sides are provided with the side shield, the side shield top is provided with the light -passing board, surface mounting has the diffuse reflection device on the light -passing board, diffuse reflection device both sides top is provided with the reflecting plate, the reflecting plate is installed inside plastic frame, the reflecting plate top is provided with the extinction device, wavy diffuser plate is installed to extinction device top. This backlight unit of wavy diffuser plate of utensil simple structure, easily operation can not loss light energy, on realizing that light is even and shining wavy diffuser plate, can realize thinization design in the certain degree, has good market spreading value.
Description
Technical field
This utility model belongs to back light model setting technology field, and in particular to a kind of backlight module of the wavy diffuser plate of tool.
Background technology
So-called backlight is a kind of light source for being located at liquid crystal display behind, and its illumination effect will directly influence liquid crystal
Display module visual effect.Liquid crystal itself does not light, and it shows that figure or character are its results to light modulation.Through
Semicentennial development, nowadays backlight has become electronics separate science, and gradually forms research and development focus.Backlight is
The light source of LCD is provided.Mainly it is made up of light source, light guide plate, optical film piece, plastic frame etc..Backlight have brightness it is high,
Life-span length, it is luminous uniform the features such as.It is different according to distribution of light sources position at present mainly by tri- kinds of type of backlight of EL, CCFL and LED
Then it is divided into side-light type and straight-down negative.
Existing backlight module is to try to reduce the number of luminescence unit in backlight module, to lower during backlight module running
Energy expenditure and reduce its material cost, but cause uniform light degree reduce, if backlight module thickness does not lower, liquid crystal
Display cannot carry out thinning design, and light source utilization rate is low and uniform light degree is reduced, and can have a strong impact on liquid crystal display picture
The quality in face.
Utility model content
The purpose of this utility model is the backlight module for providing a kind of wavy diffuser plate of tool, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, this utility model provides following technical scheme：A kind of backlight mould for having wavy diffuser plate
Group, including light source, backlight, diffuse-reflectance device, reflecting plate and wavy diffuser plate, the light source lower section is provided with threading hole,
The backlight lower section is provided with power supply, and the power supply is electrically connected by wire and light source, and the light source is arranged on astigmatism
Inside device, the astigmatism device both sides are provided with side shield, and the side shield top is provided with light-passing board, on the light-passing board
Surface is provided with diffuse-reflectance device, and the diffuse-reflectance device both sides top is provided with reflecting plate, and the reflecting plate is arranged on plastic cement
Inframe portion, the reflecting plate top is provided with light absorbing device, and the light absorbing device top is provided with wavy diffuser plate.
Preferably, it is gap connection between the wavy diffuser plate and light absorbing device, optics use is installed between gap
Diaphragm.
Preferably, the side block plate surface side is provided with reflecting layer.
Preferably, the light source internal is provided with cathode fluorescent tube.
Preferably, the wavy diffuser plate lower section is provided with wavy diffusion board binding, and wavy diffuser plate is fixed
Device both sides top is provided with fixing device, and fixing device is connected with plastic frame.
Preferably, prismatic lenses and lower prismatic lenses are installed inside the light absorbing device.
Technique effect of the present utility model and advantage：The backlight module of the wavy diffuser plate of the tool, the surrounding on the outside of light source
Astigmatism device is installed, the effect to light diffusion has been reached, reflecting plate is fitted with side shield and plastic frame inwall, to light
Line is reflected, and does not absorb luminous energy, and having reached reduces the absorption to luminous energy, improves the purpose of image quality, wavy expansion
It is gap connection to fall apart and light absorbing device between, and optical film piece is provided between gap, and optical film piece fills can extinction
The uniform light for putting absorption is irradiated on wavy diffuser plate, has reached the purpose for keeping uniform light degree, apparatus structure letter
Single, used unit is less, can realize that thinning is designed to a certain extent, the back light module unit structure letter of the wavy diffuser plate of the tool
It is single, it is easy to operate, luminous energy can not be lost, realize being irradiated on wavy diffuser plate for uniform light, to a certain degree can
Realize that thinning is designed, with good market popularization value.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the wavy diffuser plate partial enlargement structural representation of this utility model.
In figure：1 light-passing board, 2 side shields, 3 light sources, 4 threading holes, 5 power supplys, 6 backlights, 7 wires, 8 astigmatism devices, 9 are overflow
Reflection unit, 10 plastic frames, 11 reflecting plates, 12 light absorbing devices, 13 wavy diffuser plates, 14 fixing devices, 15 wavy diffusions
Board binding.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
This utility model provides a kind of backlight module of the wavy diffuser plate of tool as shown in Figure 1-2, including light source 3,
Backlight 6, diffuse-reflectance device 9, reflecting plate 11 and wavy diffuser plate 13, the lower section of the light source 3 is provided with threading hole 4, described
Cathode fluorescent tube is installed, the lower section of the backlight 6 is provided with power supply 5, and the power supply 5 passes through the He of wire 7 inside light source 3
Light source 3 is electrically connected, and the light source 3 is arranged on inside astigmatism device 8, and the both sides of astigmatism device 8 are provided with side shield 2,
The top of the side shield 2 is provided with light-passing board 1, and the upper surface of the light-passing board 1 is provided with diffuse-reflectance device 9, the diffuse-reflectance dress
Put 9 surfaces and be arranged to roughness, the both sides of diffuse-reflectance device 9 top is provided with reflecting plate 11, and the reflecting plate 11 is pacified
It is mounted in inside plastic frame 10, the top of the reflecting plate 11 is provided with light absorbing device 12, the light absorbing device 12 and wavy diffusion
It is gap connection between plate 13, optical film piece is installed between gap, the top of the light absorbing device 12 is provided with wavy expansion
Fall apart 13.
Operation principle：First, startup power supply 5, make the cathode fluorescent tube inside light source 3 light, and light is filled from astigmatism
8 arrival light-passing boards 1 are put, remaining light can be transmitted into printing opacity by the reflection unit that backlight 6 and the surface side of side shield 2 are installed
Plate 1, reduces the loss of luminous energy, improves the quality of picture, when light is after light-passing board 1 reaches diffuse-reflectance device 9, light
After the reflecting plate 11 that the inwall of plastic frame 10 is installed, can be absorbed by light absorbing device 12, light absorbing device 12 and wavy diffuser plate
It is gap connection between 13, optical film piece is installed, after light is absorbed by light absorbing device 12, through optical film between gap
Piece, optical film sector-meeting makes being irradiated on wavy diffuser plate of uniform light, maintains the uniformity of light.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art
For, it still can modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
Should be included within protection domain of the present utility model.
Claims (6)
1. a kind of backlight module of the wavy diffuser plate of tool, including light source（3）, backlight（6）, diffuse-reflectance device（9）, reflecting plate
（11）With wavy diffuser plate（13）, it is characterised in that：The light source（3）Lower section is provided with threading hole（4）, the backlight
（6）Lower section is provided with power supply（5）, the power supply（5）By wire（7）And light source（3）It is electrically connected, the light source（3）Peace
It is mounted in astigmatism device（8）Inside, the astigmatism device（8）Both sides are provided with side shield（2）, the side shield（2）Top is arranged
There is light-passing board（1）, the light-passing board（1）Upper surface is provided with diffuse-reflectance device（9）, the diffuse-reflectance device（9）Both sides top
It is provided with reflecting plate（11）, the reflecting plate（11）Installed in plastic frame（10）Inside, the reflecting plate（11）Top is provided with
Light absorbing device（12）, the light absorbing device（12）Top is provided with wavy diffuser plate（13）.
2. the backlight module of the wavy diffuser plate of a kind of tool according to claim 1, it is characterised in that：The wavy expansion
Fall apart（13）And light absorbing device（12）Between be gap connection, optical film piece is installed between gap.
3. the backlight module of the wavy diffuser plate of a kind of tool according to claim 1, it is characterised in that：The side shield
（2）Surface side is provided with reflecting layer.
4. the backlight module of the wavy diffuser plate of a kind of tool according to claim 1, it is characterised in that：The light source（3）
Inside is provided with cathode fluorescent tube.
5. the backlight module of the wavy diffuser plate of a kind of tool according to claim 1, it is characterised in that：The wavy expansion
Fall apart（13）Lower section is provided with wavy diffusion board binding（15）, wavy diffusion board binding（15）Both sides top is provided with
Fixing device（14）, fixing device（14）With plastic frame（10）It is connected.
6. the backlight module of the wavy diffuser plate of a kind of tool according to claim 1, it is characterised in that：The light absorbing device
（12）Inside is provided with prismatic lenses and lower prismatic lenses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977554.1U CN206147219U (en) | 2016-08-30 | 2016-08-30 | Backlight unit of wavy diffuser plate of utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620977554.1U CN206147219U (en) | 2016-08-30 | 2016-08-30 | Backlight unit of wavy diffuser plate of utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206147219U true CN206147219U (en) | 2017-05-03 |
Family
ID=58628608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620977554.1U Expired - Fee Related CN206147219U (en) | 2016-08-30 | 2016-08-30 | Backlight unit of wavy diffuser plate of utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206147219U (en) |
-
2016
- 2016-08-30 CN CN201620977554.1U patent/CN206147219U/en not_active Expired - Fee Related
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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: 20170503 Termination date: 20170830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |