CN202256962U - Liquid crystal display - Google Patents
Liquid crystal display Download PDFInfo
- Publication number
- CN202256962U CN202256962U CN2011203406432U CN201120340643U CN202256962U CN 202256962 U CN202256962 U CN 202256962U CN 2011203406432 U CN2011203406432 U CN 2011203406432U CN 201120340643 U CN201120340643 U CN 201120340643U CN 202256962 U CN202256962 U CN 202256962U
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- backlight
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- circuit board
- printed circuit
- lgp
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Abstract
The utility model discloses a liquid crystal display which comprises a liquid crystal display panel and a backlight module and is characterized in that the backlight module comprises a backlight framework, a reflector plate, a light guide plate and a backlight device, wherein the reflector plate and the light guide plate are arranged on the backlight framework respectively; the light guide plate is positioned on the upper surface of the reflector plate; the backlight device comprises a plurality of light emitting diodes and at least one stripped printed circuit board; the stripped printed circuit board is arranged on the backlight framework; the light emitting diodes are uniformly arranged on the stripped printed circuit board, are electrically connected with the stripped printed circuit board and are corresponding to the side face of the light guide plate; the liquid crystal display panel is arranged on the backlight framework; and the back face of the liquid crystal display panel is opposite to the light guide plate. Therefore, the liquid crystal display has the advantages of uniform backlight ray distribution performance, high brightness, high contrast, stability and reliability in operation, high definition, high image display quality and the like, the liquid crystal display is good in display effect.
Description
Technical field
The utility model relates to a kind of display, more particularly, relates to a kind of LCD.
Background technology
At present; LCD (Liquid Crystal Display; Be called for short LCD) be widely used on the electric equipments such as computer, air-conditioning, refrigerator, TV, electric cooker, washing machine, micro-wave oven, stereo set, LCD has become the main product of flat-panel monitor.
LCD is a kind of active optical component, and still, the liquid crystal itself in its display panels of LCD is not luminous; So; In order light source to be provided to display panels so that its display image must be provided with module backlight (Back Light Module) at the back side of display panels, therefore; In LCD, the effect of module backlight is extremely important.
Owing to there are reasons such as distribution of light is inhomogeneous, brightness is low in the module backlight of available liquid crystal display, thereby have influence on the display effect of LCD.
Summary of the invention
The technical matters that the utility model will solve provides the good LCD of a kind of display effect.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is following:
A kind of LCD comprises display panels and module backlight, it is characterized in that: above-mentioned module backlight comprises framework backlight, reflector plate, LGP and backlight arrangement; Above-mentioned reflector plate and LGP are installed in respectively on the framework backlight, above-mentioned LGP be positioned at reflector plate above;
Above-mentioned backlight arrangement comprises a plurality of light emitting diodes and at least one strip printed circuit board (PCB), and above-mentioned strip printed circuit board (PCB) is located on the framework backlight, and above-mentioned light emitting diode is installed in equably on the strip printed circuit board (PCB) and with the strip printed circuit board (PCB) and is electrically connected; Above-mentioned light emitting diode is corresponding with the side of LGP;
Above-mentioned display panels is installed on the framework backlight, and the back side and the LGP of display panels are relative.
Like this, above-mentioned module backlight just is located at the back side of display panels.
The light that a plurality of light emitting diodes on the above-mentioned strip printed circuit board (PCB) send; Side from LGP enters in the LGP equably; Be converted into uniform area light source through LGP again, thereby for display panels provides the backlight that distribution of light is even, brightness is high, therefore; Advantages such as the display effect of this LCD is good, and promptly this LCD has that contrast is strong, clear display, image displaying quality are good.
As the preferred structure of the utility model, said backlight arrangement comprises two strip printed circuit board (PCB)s, and the light emitting diode on above-mentioned two strip printed circuit board (PCB)s is corresponding with adjacent two sides of LGP respectively.
As the further improvement of the utility model, the side of said LGP is provided with a plurality of grooves, above-mentioned a plurality of grooves respectively with the strip printed circuit board (PCB) on a plurality of light emitting diodes corresponding, a groove is enclosed within on the light emitting diode.
Through cooperating of above-mentioned groove and light emitting diode; The light that light emitting diode sends can be more equably enters in the LGP from the side of LGP; Thereby the distribution that makes light backlight becomes more even, has further improved the display effect of this LCD.
In order further to improve the display effect of this LCD, said module backlight also comprises diffusion sheet, and above-mentioned diffusion sheet is installed on the framework backlight, and above-mentioned diffusion sheet is between LGP and display panels.
In order further to improve the display effect of this LCD, said module backlight also comprises brightening piece, and above-mentioned brightening piece is installed on the framework backlight, and above-mentioned brightening piece is between diffusion sheet and display panels.
The utility model beneficial effect against existing technologies is:
Because this Backlight For Liquid Crystal Display Panels device comprises a plurality of light emitting diodes and at least one strip printed circuit board (PCB); Above-mentioned strip printed circuit board (PCB) is located on the framework backlight, and above-mentioned light emitting diode is installed in equably on the strip printed circuit board (PCB) and with the strip printed circuit board (PCB) and is electrically connected; Above-mentioned light emitting diode is corresponding with the side of LGP; So advantage such as this LCD has that distribution of light backlight is even, brightness is high, contrast is strong, working stability is reliable, clear display, image displaying quality are good, therefore, the display effect of this LCD is good.
Simultaneously, this LCD have also that thermal value is little, low in energy consumption, radiation is little, advantage such as thin thickness, in light weight, long service life.
Below in conjunction with accompanying drawing and embodiment the utility model is done further explanation.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is the exploded view of the utility model preferred embodiment.
Embodiment
Like Fig. 1, shown in Figure 2, the LCD in this preferred embodiment comprises display panels 1 and module 2 backlight, and above-mentioned module 2 backlight comprises framework backlight 20, reflector plate 21, LGP 22, diffusion sheet 23, brightening piece 24 and backlight arrangement 25;
Above-mentioned reflector plate 21, LGP 22, diffusion sheet 23, brightening piece 24 and display panels 1 are installed on the framework 20 backlight from bottom to up; Like this; LGP 23 just be positioned at reflector plate 21 above, diffusion sheet 23 just be positioned at LGP 22 above, brightening piece 24 just be positioned at diffusion sheet 23 above; Display panels 1 just be positioned at brightening piece 24 above, thereby make module 2 backlight be located at the back side of display panels 1;
Above-mentioned backlight arrangement 25 comprises a plurality of light emitting diodes 250 and two strip printed circuit board (PCB)s 251,252; Above-mentioned strip printed circuit board (PCB) 251,252 be located at respectively on the framework 20 backlight and two sides adjacent with LGP 22 corresponding, above-mentioned light emitting diode 250 is installed in equably on the strip printed circuit board (PCB) 251,252 and with strip printed circuit board (PCB) 251,252 and is electrically connected;
Above-mentioned LGP 22 two adjacent sides are provided with a plurality of grooves 220, above-mentioned a plurality of grooves 220 respectively with strip printed circuit board (PCB) 251,252 on a plurality of light emitting diodes 250 corresponding, a groove 220 is enclosed within on the light emitting diode 250; Like this, above-mentioned light emitting diode 250 is just corresponding with the side of LGP 22, and the light emitting diode 250 on above-mentioned two strip printed circuit board (PCB)s 251 is also corresponding with adjacent two sides of LGP 22 respectively.
When a plurality of light emitting diodes 250 electrified light emittings on the strip printed circuit board (PCB) 251,252; The light that light emitting diode 250 sends enters in the LGP 22 from the side of LGP 22 equably; Be converted into uniform area light source through LGP 22 again; Thereby for display panels 1 backlight that distribution of light is even, brightness is high is provided, thereby makes that this LCD has that contrast is strong, advantage such as clear display, image displaying quality are good, improved the display effect of this LCD.
Simultaneously; Through cooperating of above-mentioned groove 220 and light emitting diode 250; The light that light emitting diode 250 sends can be more equably enters in the LGP 22 from the side of LGP 22, thereby makes the distribution of light backlight become more even, has further improved the display effect of this LCD.
The preferred embodiment that the above is merely the utility model is not the practical range that is used for limiting the utility model; Be all equivalents of being done according to the claim scope of the utility model, the claim scope that is the utility model covers.
Claims (5)
1. a LCD comprises display panels and module backlight, it is characterized in that: above-mentioned module backlight comprises framework backlight, reflector plate, LGP and backlight arrangement; Above-mentioned reflector plate and LGP are installed in respectively on the framework backlight, above-mentioned LGP be positioned at reflector plate above;
Above-mentioned backlight arrangement comprises a plurality of light emitting diodes and at least one strip printed circuit board (PCB), and above-mentioned strip printed circuit board (PCB) is located on the framework backlight, and above-mentioned light emitting diode is installed in equably on the strip printed circuit board (PCB) and with the strip printed circuit board (PCB) and is electrically connected; Above-mentioned light emitting diode is corresponding with the side of LGP;
Above-mentioned display panels is installed on the framework backlight, and the back side and the LGP of display panels are relative.
2. LCD according to claim 1 is characterized in that: said backlight arrangement comprises two strip printed circuit board (PCB)s, and the light emitting diode on above-mentioned two strip printed circuit board (PCB)s is corresponding with adjacent two sides of LGP respectively.
3. LCD according to claim 1 and 2; It is characterized in that: the side of said LGP is provided with a plurality of grooves; Above-mentioned a plurality of groove respectively with the strip printed circuit board (PCB) on a plurality of light emitting diodes corresponding, a groove is enclosed within on the light emitting diode.
4. LCD according to claim 3 is characterized in that: said module backlight also comprises diffusion sheet, and above-mentioned diffusion sheet is installed on the framework backlight, and above-mentioned diffusion sheet is between LGP and display panels.
5. LCD according to claim 4 is characterized in that: said module backlight also comprises brightening piece, and above-mentioned brightening piece is installed on the framework backlight, and above-mentioned brightening piece is between diffusion sheet and display panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203406432U CN202256962U (en) | 2011-09-13 | 2011-09-13 | Liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203406432U CN202256962U (en) | 2011-09-13 | 2011-09-13 | Liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202256962U true CN202256962U (en) | 2012-05-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203406432U Expired - Fee Related CN202256962U (en) | 2011-09-13 | 2011-09-13 | Liquid crystal display |
Country Status (1)
| Country | Link |
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| CN (1) | CN202256962U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698828A (en) * | 2015-03-17 | 2015-06-10 | 深圳市华星光电技术有限公司 | Intelligent wrist watch and liquid crystal display |
| CN105116484A (en) * | 2015-09-15 | 2015-12-02 | 北京京东方茶谷电子有限公司 | Light guide plate, backlight module and display device |
| CN105378523A (en) * | 2013-07-18 | 2016-03-02 | 堺显示器制品株式会社 | Light source device and display device |
| CN105765451A (en) * | 2013-09-30 | 2016-07-13 | 首尔半导体（株） | Light source module and backlight unit having same |
| CN105911765A (en) * | 2016-06-15 | 2016-08-31 | 苏州众显电子科技有限公司 | Backlit liquid crystal displayer for computer refueling machine |
| WO2016138677A1 (en) * | 2015-03-02 | 2016-09-09 | 深圳市华星光电技术有限公司 | Backlight unit and light guide plate thereof |
| WO2018040183A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡小天鹅股份有限公司 | Display screen assembly for home appliances, and washing machine or clothes dryer having same |
| CN107794707A (en) * | 2016-08-31 | 2018-03-13 | 无锡小天鹅股份有限公司 | Display screen component and there is its washing machine or dryer |
| TWI643006B (en) * | 2014-12-26 | 2018-12-01 | 日商夏普股份有限公司 | Lighting device and display device |
-
2011
- 2011-09-13 CN CN2011203406432U patent/CN202256962U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105378523A (en) * | 2013-07-18 | 2016-03-02 | 堺显示器制品株式会社 | Light source device and display device |
| CN105765451A (en) * | 2013-09-30 | 2016-07-13 | 首尔半导体（株） | Light source module and backlight unit having same |
| US10401556B2 (en) | 2013-09-30 | 2019-09-03 | Seoul Semiconductor Co., Ltd. | Light source module and backlight unit having the same |
| TWI643006B (en) * | 2014-12-26 | 2018-12-01 | 日商夏普股份有限公司 | Lighting device and display device |
| US10209428B2 (en) | 2014-12-26 | 2019-02-19 | Sharp Kabushiki Kaisha | Lighting device and display device |
| WO2016138677A1 (en) * | 2015-03-02 | 2016-09-09 | 深圳市华星光电技术有限公司 | Backlight unit and light guide plate thereof |
| CN104698828B (en) * | 2015-03-17 | 2017-06-06 | 深圳市华星光电技术有限公司 | Intelligent watch and liquid crystal display |
| CN104698828A (en) * | 2015-03-17 | 2015-06-10 | 深圳市华星光电技术有限公司 | Intelligent wrist watch and liquid crystal display |
| CN105116484A (en) * | 2015-09-15 | 2015-12-02 | 北京京东方茶谷电子有限公司 | Light guide plate, backlight module and display device |
| US10429570B2 (en) | 2015-09-15 | 2019-10-01 | Boe Technology Group Co., Ltd. | Light guide plate, backlight module and display device |
| CN105911765A (en) * | 2016-06-15 | 2016-08-31 | 苏州众显电子科技有限公司 | Backlit liquid crystal displayer for computer refueling machine |
| WO2018040183A1 (en) * | 2016-08-31 | 2018-03-08 | 无锡小天鹅股份有限公司 | Display screen assembly for home appliances, and washing machine or clothes dryer having same |
| CN107794707A (en) * | 2016-08-31 | 2018-03-13 | 无锡小天鹅股份有限公司 | Display screen component and there is its washing machine or dryer |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 515800 Jin Hong Road, Chenghai District, Guangdong, China Industrial Zone, lotus heart Patentee after: SHANTOU REECH NEW AND HIGH-TECH CO., LTD. Address before: 515800 Jin Hong Road, Chenghai District, Guangdong, China Industrial Zone, lotus heart Patentee before: Shantou Reeck Electronics Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20180913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |