CN208596271U - A kind of liquid crystal display of automatic regulating lightness - Google Patents
A kind of liquid crystal display of automatic regulating lightness Download PDFInfo
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- CN208596271U CN208596271U CN201821076992.6U CN201821076992U CN208596271U CN 208596271 U CN208596271 U CN 208596271U CN 201821076992 U CN201821076992 U CN 201821076992U CN 208596271 U CN208596271 U CN 208596271U
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- liquid crystal
- crystal display
- light luminance
- automatic regulating
- back frame
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Abstract
The utility model relates to technical field of liquid crystal display, refer in particular to a kind of liquid crystal display of automatic regulating lightness, including display panel and backlight module, the backlight module includes back frame frame, diffuser plate, optical fiber type light luminance sensing device and light luminance microcontroller, the display panel is installed on the back frame frame, and the diffuser plate is installed between the display panel and the back frame frame；Several PCB items are fixedly installed on the diffuser plate, multiple bonded LED lamps are fixedly installed on single PCB item, the optical fiber type light luminance sensing device is electrically connected with the light luminance microcontroller, and the light luminance microcontroller device is electrically connected with LED light.The utility model can be according to the brightness of extraneous brightness whole backlight module automatically, to save electricity.
Description
Technical field
The utility model relates to technical field of liquid crystal display, refer in particular to a kind of liquid crystal display of automatic regulating lightness.
Background technique
Liquid crystal display is passive light-emitting component, and display screen itself does not shine, but is illuminated by back light system below
, backlight and liquid crystal display are combined and constitute LCD MODULE.
Liquid crystal display is very high to the light emission luminance requirement of backlight, but high brightness is but also liquid crystal display power consumption occupies
It is high not under, backlight is used as accessory most power-consuming in liquid crystal display, has been not suitable with the requirement of portable product, therefore bright in holding
Spending effectively energy conservation under unanimous circumstances is Main Trends of The Development.
Summary of the invention
The utility model provides a kind of liquid crystal display of automatic regulating lightness for problem of the prior art.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of liquid crystal display of automatic regulating lightness provided by the utility model, including display panel and backlight module, it is described
Backlight module includes back frame frame, diffuser plate, optical fiber type light luminance sensing device and light luminance microcontroller, the display surface
Plate is installed on the back frame frame, and the diffuser plate is installed between the display panel and the back frame frame；On the diffuser plate
Several PCB items are fixedly installed, multiple bonded LED lamps, the optical fiber type light luminance are fixedly installed on single PCB item
Sensing device is electrically connected with the light luminance microcontroller, and the light luminance microcontroller device is electrically connected with LED light.
Further, the back frame frame, which is sticked, light gathering reflector paper.
Further, the back frame frame includes bottom plate and the side plate for being set to the floor peripheral, the diffuser plate peace
Loaded on the bottom plate.
Further, the bottom plate and the side plate are integrally formed.
Further, the side plate is evenly distributed with heat release hole.
Further, the diffuser plate is made of polystyrene plastics.
The utility model has the beneficial effects that a kind of liquid crystal display of automatic regulating lightness provided by the utility model uses low function
The LED light and light optical fiber type light luminance sensing device for consuming high brightness, outside light optical fiber type light luminance sensing device automatic sensing
The light luminance of boundary's environment and light luminance microcontroller is transmitted the electrical signal in real time, light luminance microcontroller controls LED
Lamp change brightness, thus realize in real time adjustment backlight illumination effect, can either energy-saving and emission-reduction, and allow the utility model issue
Light and surrounding enviroment are adapted, to will not cause the discomfort of human eye.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the utility model.
Fig. 2 is the schematic diagram of the back frame frame of the utility model.
Fig. 3 is the schematic diagram of the diffuser plate of the utility model.
Fig. 4 is the circuit diagram of the utility model.
Appended drawing reference: display panel 1, back frame frame 2, diffuser plate 3, optical fiber type light luminance sensing device 4, light luminance is micro-
Controller 5, PCB item 6, bonded LED lamp 7, light gathering reflector paper 8, bottom plate 21, side plate 22, heat release hole 23.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.The utility model is carried out below in conjunction with attached drawing
Detailed description.
As shown in Figure 1, Figure 2 and Figure 4, the utility model provides a kind of liquid crystal display of automatic regulating lightness, including display surface
Plate 1 and backlight module (being not marked in figure), the backlight module include back frame frame 2, diffuser plate 3, the induction of optical fiber type light luminance
Device 4 and light luminance microcontroller 5, the display panel 1 are installed on the back frame frame 2, and the diffuser plate 3 is installed on described
Between display panel 1 and the back frame frame 2；It is fixedly installed several PCB items 6 on the diffuser plate 3, is fixed on single PCB item 6
Multiple bonded LED lamps 7 are provided with, the optical fiber type light luminance sensing device 4 is electrically connected with the light luminance microcontroller 5
It connects, the light luminance microcontroller 5 is electrically connected with bonded LED lamp 7.
In practical application, when optical fiber type light luminance sensing device 4 senses that the brightness of surrounding changes, send
Signal adjusts bonded LED lamp 7 and brightens or become to light luminance microcontroller 5, light luminance microcontroller 5 according to the signal
Secretly.The utility model can be realized the effect of adjustment backlight illumination in real time, can either energy-saving and emission-reduction, and the utility model is allowed to issue
Light and surrounding enviroment be adapted, so that the discomfort of human eye will not be caused.After after tested, the utility model is compared to current city
Display screen on face can save about 30% electricity.It in addition to this, is bonded LED lamp 7 used by the utility model
Reduce the thickness of bonded LED lamp 7 under the premise of guaranteeing brightness as light source, to allow the thickness of the utility model
Reduce, is conducive to save space, allows the utility model that can be mounted on more places.
As shown in figure 3, in the present embodiment, the back frame frame 2 is sticked and has light gathering reflector paper 8, to bonded LED lamp
7 light distributed gather together to be issued from display panel 1, improves the utilization rate of light.
As shown in Fig. 2, in the present embodiment, the back frame frame 2 is including bottom plate 21 and is set to 21 periphery of bottom plate
Side plate 22, the diffuser plate 3 is installed on the bottom plate 21, is in 135 ° of -150 ° of angles, Neng Gourang between side plate 22 and bottom plate 21
The light that bonded LED lamp 7 is distributed to side can also polymerize, to make the light gathering reflector effect of the utility model more preferable.As
Preferably, the bottom plate 21 and the side plate 22 are integrally formed；And the side plate 22 is evenly distributed with heat release hole 2.It is integrally formed
Structure enable to bottom plate 21 and the connection of side plate 22 more stable and reliable, to increase the intensity of the utility model；And
The setting of heat release hole 23 can allow the temperature of bonded LED lamp 7 to remain at a not high temperature, be able to extend this reality
With novel continuous working period.
In the present embodiment, the diffuser plate 3 is made of polystyrene plastics.Polystyrene is a kind of with high reflectance
And the not material of extinction, the light that the utility model is issued can be reduced during shedding loss, so that light sensation transmitance
Greater than 75%, to further increase light source utilization rate.
The above is only the utility model preferred embodiment, is not made in any form to the utility model
Limitation, although the utility model is disclosed as above with preferred embodiment, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, makes when using the technology contents of the disclosure above
A little change or the equivalent embodiment for being modified to equivalent variations, but it is all without departing from the content of the technical scheme of the utility model, foundation
The utility model technology refers to any simple modification, equivalent change and modification to the above embodiments, belongs to practical
In the range of new technique scheme.
Claims (6)
1. a kind of liquid crystal display of automatic regulating lightness, it is characterised in that: including display panel and backlight module, the backlight module
Including back frame frame, diffuser plate, optical fiber type light luminance sensing device and light luminance microcontroller, the display panel is installed on
The back frame frame, the diffuser plate are installed between the display panel and the back frame frame；It is fixedly installed on the diffuser plate
Have several PCB items, be fixedly installed multiple bonded LED lamps on single PCB item, the optical fiber type light luminance sensing device with
The light luminance microcontroller electrical connection, the light luminance microcontroller device are electrically connected with LED light.
2. the liquid crystal display of automatic regulating lightness according to claim 1, it is characterised in that: the back frame frame is sticked and has optically focused
Reflecting paper.
3. the liquid crystal display of automatic regulating lightness according to claim 1, it is characterised in that: the back frame frame include bottom plate with
And it is set to the side plate of the floor peripheral, it is in 135 ° of -150 ° of angles between side plate and bottom plate, the diffuser plate is installed on described
Bottom plate.
4. the liquid crystal display of automatic regulating lightness according to claim 3, it is characterised in that: the bottom plate and the side plate one
Body is formed.
5. the liquid crystal display of automatic regulating lightness according to claim 3, it is characterised in that: the side plate is evenly distributed with scattered
Hot hole.
6. the liquid crystal display of automatic regulating lightness according to claim 1, it is characterised in that: the diffuser plate is by polystyrene
Plastics are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076992.6U CN208596271U (en) | 2018-07-06 | 2018-07-06 | A kind of liquid crystal display of automatic regulating lightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076992.6U CN208596271U (en) | 2018-07-06 | 2018-07-06 | A kind of liquid crystal display of automatic regulating lightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208596271U true CN208596271U (en) | 2019-03-12 |
Family
ID=65602683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821076992.6U Active CN208596271U (en) | 2018-07-06 | 2018-07-06 | A kind of liquid crystal display of automatic regulating lightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208596271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116149098A (en) * | 2023-04-18 | 2023-05-23 | 惠科股份有限公司 | Display device |
-
2018
- 2018-07-06 CN CN201821076992.6U patent/CN208596271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116149098A (en) * | 2023-04-18 | 2023-05-23 | 惠科股份有限公司 | Display device |
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