CN204215115U - Liquid crystal display module and liquid crystal indicator - Google Patents
Liquid crystal display module and liquid crystal indicator Download PDFInfo
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- CN204215115U CN204215115U CN201420652696.1U CN201420652696U CN204215115U CN 204215115 U CN204215115 U CN 204215115U CN 201420652696 U CN201420652696 U CN 201420652696U CN 204215115 U CN204215115 U CN 204215115U
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- glue frame
- liquid crystal
- backboard
- crystal display
- sidewall
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Abstract
A kind of liquid crystal display module, comprise liquid crystal panel and backlight module, liquid crystal panel is positioned at the top of backlight module, backlight module comprises backboard, light guide plate, optical diaphragm group and glue frame, light guide plate, optical diaphragm group and glue frame are all housed in the receiving space of backboard formation, the sidewall that backboard comprises diapire and is connected with diapire, glue frame is arranged between the side direction of light guide plate and the sidewall of backboard, liquid crystal panel is fixed on glue frame, the top of glue frame is protruded to the side away from liquid crystal panel relative to the bottom of glue frame and forms light shielding part, light shielding part extends along the length direction of the side of glue frame, gap is formed between the bottom of glue frame and the sidewall of backboard, light shielding part is protruding to the top that is positioned at gap and is blocked in gap.The utility model forms a light shielding part on glue frame, can effectively improve the light leakage phenomena occurred in liquid crystal display use procedure, and strengthen the anti-dust performance of liquid crystal display.
Description
Technical field
The utility model relates to the technical field of liquid crystal display, particularly about a kind of liquid crystal display module and liquid crystal indicator.
Background technology
Along with electronic product towards light, thin, miniaturization is fast-developing, various portable electric product is nearly all with liquid crystal display (Liquid Crystal Display, LCD) as display panel, particularly shooting with video-corder on the products such as projector, notebook computer, desktop computer, intelligent television, mobile terminal or personal digital assistant device, liquid crystal display has been important composition assembly.
Liquid crystal display module (Liquid Crystal Module, LCM) is the important composition parts of liquid crystal display.As shown in Figures 1 and 2, liquid crystal display module comprises liquid crystal panel 11 and backlight module 12, backlight module 12 is primarily of backboard 121, reflecting plate 122, light guide plate 123, optical diaphragm group 124 and glue frame 125 assemble, because present stage requires that liquid crystal display has narrow frame and the thin feature of thickness, therefore open slot 125a is provided with at glue frame 125 side, and the side direction of the optical diaphragm group 124 be arranged in light guide plate 123 is arranged in open slot 125a positions, prevent optical diaphragm group 124 from relative to the position of light guide plate 123, skew and dislocation occurring, again liquid crystal panel 11 is fixed on backlight module 12 by mouth word glue 126.Wherein, backboard 121 comprises diapire and sidewall.
But, gap is there is in the liquid crystal display module of this structure between glue frame 125 and the sidewall of backboard 121, inner optics portion material is connected with outside by this gap, some light can be there is when lighting use and enter liquid crystal panel visible area through the gap between glue frame and the sidewall of backboard, thus cause light leakage phenomena.In addition, along with the application of liquid crystal display is more and more wider, higher requirement be it is also proposed to the anti-dust performance of liquid crystal display itself, owing to there is gap between the glue frame of existing liquid crystal display module and backboard, dust in use in environment easily enters liquid crystal display inside by this gap, have impact on the normal use of liquid crystal display.
Utility model content
In view of this, the utility model object is to provide a kind of liquid crystal display module, effectively can avoid light leakage phenomena, and have stronger anti-dust performance.
For reaching above-mentioned advantage, the utility model provides a kind of liquid crystal display module, comprise liquid crystal panel and backlight module, described liquid crystal panel is positioned at the top of described backlight module, described backlight module comprises backboard, light guide plate, optical diaphragm group and glue frame, described light guide plate, optical diaphragm group and glue frame are all housed in the receiving space of described backboard formation, the sidewall that described backboard comprises diapire and is connected with described diapire, described glue frame is arranged between the side direction of described light guide plate and the sidewall of described backboard, described liquid crystal panel is fixed on described glue frame, the top of described glue frame is protruded to the side away from described liquid crystal panel relative to the bottom of described glue frame and forms light shielding part, described light shielding part extends along the length direction of the side of described glue frame, gap is formed between the bottom of described glue frame and the sidewall of described backboard, described light shielding part is protruding to the top that is positioned at described gap and is blocked in described gap.
In an embodiment of the present utility model, described light shielding part extends protrusion by the part be positioned at above described optical diaphragm group of described glue frame to the side away from described liquid crystal panel and is formed.
In an embodiment of the present utility model, the outward flange of described light shielding part is concordant with the outside surface in the vertical direction of the sidewall of described backboard.
In an embodiment of the present utility model, the sidewall of described backboard is provided with a short slot in the position corresponding with described light shielding part, and described light shielding part stretches in described short slot.
In an embodiment of the present utility model, the sidewall of described backboard forms one first groove by the inside surface indentation of outside surface, and described first groove extends along the length direction of the sidewall of described backboard.
In an embodiment of the present utility model, the inside surface of the sidewall of described backboard forms a projection in the position of described first groove of correspondence, the outer surface of described glue frame forms one second groove at the height and position place of the described projection of correspondence, described second groove extends along the length direction of the side of described glue frame, described projection stretch in described second groove make described gap along in the short transverse of described glue frame in step-like extension.
In an embodiment of the present utility model, the length direction of the side of described glue frame is provided with at least one open slot in the position of the described optical diaphragm group of correspondence, the lateral edge of described optical diaphragm group is formed with at least one ear, and described ear stretches in described open slot to carry out spacing to described optical diaphragm group.
In an embodiment of the present utility model, described backlight module also comprises reflecting plate, described reflecting plate, light guide plate, optical diaphragm group and glue frame are all housed in the receiving space of described backboard formation, and described reflecting plate, light guide plate and optical diaphragm group are upwards arranged successively by the diapire of described backboard.
In an embodiment of the present utility model, described backlight module also comprises light source, and described glue frame has four sides, and described light source is arranged at least one side of described glue frame, and the side that described glue frame is provided with light source is formed with described light shielding part.
The utility model also provides a kind of liquid crystal indicator, comprises liquid crystal display module as above.
In sum, the utility model forms a light shielding part on glue frame, can effectively improve the light leakage phenomena occurred in liquid crystal display use procedure, and strengthen the anti-dust performance of liquid crystal display.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of existing liquid crystal display module.
Fig. 2 is the front elevational schematic of liquid crystal display module in Fig. 1.
Fig. 3 is the structural representation of liquid crystal display module in the utility model embodiment.
Fig. 4 is the schematic cross-section of Fig. 3 along IV-IV line.
Fig. 5 is the structural representation of liquid crystal display module in another embodiment of the utility model.
Embodiment
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to embodiment of the present utility model, structure, feature and effect thereof, be described in detail as follows.
Fig. 3 is the structural representation of liquid crystal display module in the utility model embodiment.Fig. 4 is the schematic cross-section of Fig. 3 along IV-IV line.As shown in Figure 3 and Figure 4, liquid crystal display module 300 of the present utility model comprises liquid crystal panel 31 and backlight module 32, and liquid crystal panel 31 is positioned at the top of backlight module 32.Backlight module 32 comprises backboard 321, reflecting plate 322, light guide plate 323, optical diaphragm group 324 and glue frame 325, and wherein reflecting plate 322, light guide plate 323, optical diaphragm group 324 and glue frame 325 are all housed in the receiving space of backboard 321 formation.The sidewall 321b that backboard 321 comprises diapire 321a and is connected with diapire 321a, sidewall 321b is perpendicular to diapire 321a.Reflecting plate 322, light guide plate 323 and optical diaphragm group 324 are upwards arranged successively by the diapire 321a of backboard 321, namely reflecting plate 322 is arranged on the diapire 321a of backboard 321, light guide plate 323 is arranged on reflecting plate 322, and optical diaphragm group 324 is arranged in light guide plate 323.Glue frame 325 is arranged between the side direction of light guide plate 323 and the sidewall 321b of backboard 321 in backboard 321, liquid crystal panel 31 is fixed on the glue frame 325 of backlight module 32 by mouth word glue 33, the length direction of the side of glue frame 325 is provided with at least one open slot 325a in the position of corresponding optical diaphragm group 324, this open slot 325a runs through inside surface and the outside surface of glue frame 325, the lateral edge of optical diaphragm group 324 is formed with at least one ear 324a, this ear 324a stretches in open slot 325a to carry out spacing to optical diaphragm group 324, optical diaphragm group 324 is realized on left and right directions and fore-and-aft direction spacing, prevent optical diaphragm group 324 from relative to the position of light guide plate 323, skew and dislocation occurring.
Further, the top of glue frame 325 is protruded to the side away from liquid crystal panel 31 relative to the bottom of glue frame 325 and forms light shielding part 325b, light shielding part 325b extends along the length direction of the side of glue frame 325, be formed with gap 326 between the bottom of glue frame 325 and the sidewall 321b of backboard 321, light shielding part 325b is protruding to the top that is positioned at this gap 326 and is blocked in this gap 326.In the present embodiment, light shielding part 325b is protruded to the side away from liquid crystal panel 31 by the part be positioned at above optical diaphragm group 324 of glue frame 325 and is formed, and the outward flange of light shielding part 325b is preferably concordant with the outside surface in the vertical direction of the sidewall 321b of backboard 321, even if be formed with gap 326 between the bottom of glue frame 325 and the sidewall 321b of backboard 321 like this, but this gap 326 can be blocked by the light shielding part 325b on glue frame 325 top, make the light in backlight module 32 can not go out inject liquid crystal panel visible area through this gap 326, thus avoid causing light leakage phenomena.Meanwhile, this light shielding part 325b also has dust reduction capability, can stop that the dust in environment is inner by this gap 326 entry of backlight module 32.
Further, the sidewall 321b of backboard 321 forms the first groove 321c by the inside surface indentation of outside surface, this first groove 321c is positioned at height and position place corresponding with open slot 325a on backboard 321, and extend along the length direction of the sidewall 321b of backboard 321, the degree of depth of the first groove 321c can be greater than the thickness of backboard 321, thus at the inside surface of the sidewall 321b of backboard 321 in the position of the first groove 321c forming a protruding 321d.Accordingly, the outer surface of glue frame 325 forms the second groove 325c at the height and position place of respective protrusions 321d, second groove 325c extends along the length direction of the side of glue frame 325, and make the xsect of the outside surface of glue frame 325 be step-like, protruding 321d stretches in the second groove 325c and cooperatively interacts, and makes the gap between glue frame 325 and backboard 321 be step-likely to stretch out.Due to the existence of protruding 321d, the gap 326 formed between the sidewall 321b of glue frame 325 and backboard 321 is made also to be step-like extension in the short transverse of glue frame 325, due to the straightaway characteristic that light has, the light blocked further in backlight module 32 is advanced along this gap 326, further avoid the generation of light leakage phenomena, meanwhile also further enhance dust-proof effect.
Further, backlight module 32 also comprises light source (not shown), glue frame 325 has four sides, this light source is arranged at least one side of glue frame 325, the side that glue frame 325 is provided with light source is formed with above-mentioned light shielding part 325b, so, light shielding part 325b just can stop that the light of light source is outwards propagated from the gap 326 between the bottom and the sidewall 321b of backboard 321 of glue frame 325, avoids the side at light source place to occur exposure phenomenon.
Fig. 5 is the structural representation of liquid crystal display module in another embodiment of the utility model.Liquid crystal display module 600 of the present utility model comprises liquid crystal panel 61 and backlight module 62, and liquid crystal panel 61 is positioned at the top of backlight module 62.Backlight module 62 comprises backboard 621, reflecting plate 622, light guide plate 623, optical diaphragm group 624 and glue frame 625, and wherein reflecting plate 622, light guide plate 623, optical diaphragm group 624 and glue frame 625 are all housed in the receiving space of backboard 621 formation.The sidewall 621b that backboard 621 comprises diapire 621a and is connected with diapire 621a, sidewall 621b is perpendicular to diapire 621a.Reflecting plate 622, light guide plate 623 and optical diaphragm group 624 are upwards arranged successively by the diapire 621a of backboard 621, namely reflecting plate 622 is arranged on the diapire 621a of backboard 621, light guide plate 623 is arranged on reflecting plate 622, and optical diaphragm group 624 is arranged in light guide plate 623.Glue frame 625 is arranged between the side direction of light guide plate 623 and the sidewall 621b of backboard 621 in backboard 621, liquid crystal panel 61 is fixed on the glue frame 625 of backlight module 62 by mouth word glue 63, the length direction of glue frame 625 is provided with at least one ear 624a in the lateral edge to optical diaphragm group 624 to carry out engaging spacing open slot 625a, this ear 624a stretches in open slot 625a to carry out spacing to optical diaphragm group 624, optical diaphragm group 624 is realized on left and right directions and fore-and-aft direction spacing, prevent optical diaphragm group 624 from relative to the position of light guide plate 623, skew and dislocation occurring.
Further, the part be positioned at above optical diaphragm group 624 of glue frame 625 is protruded to the side away from liquid crystal panel 61 and forms light shielding part 625b, light shielding part 625b extends along the length direction of the side of glue frame 625, gap 626 is formed between the bottom of glue frame 625 and the sidewall 621b of backboard 621, light shielding part 625b is protruding to the top that is positioned at this gap 626 and is blocked in this gap 626, and the outward flange of light shielding part 625b is preferably concordant with the outside surface in the vertical direction of the sidewall 621b of backboard 621, even if be formed with gap 626 between the bottom of glue frame 625 and the sidewall 621b of backboard 621 like this, but this gap 626 can be blocked by the light shielding part 625b on glue frame 625 top, make the light in backlight module 62 can not go out inject liquid crystal panel visible area through the gap 626 between glue frame 625 and the sidewall 621b of backboard 621, thus avoid causing light leakage phenomena.Meanwhile, this light shielding part 625b also has dust reduction capability, can stop that the dust in environment is inner by this gap 626 entry of backlight module 62.
Further, when the height of backboard 621 is greater than the height of glue frame 625, in order to arrange light shielding part 625b on the top of glue frame 625, accordingly, the sidewall 621b of backboard 621 is provided with short slot 621c in the position corresponding with light shielding part 625b, light shielding part 625b stretches into the top of blocking in gap 626 in short slot 621c, blocks the gap 626 between glue frame 625 and the sidewall 621b of backboard 621, makes the light in backlight module 62 can not by this gap 626 outgoing.
Further, backlight module 62 also comprises light source (not shown), glue frame 625 has four sides, this light source is arranged at least one side of glue frame 625, the side that glue frame 625 is provided with light source is formed with above-mentioned light shielding part 625b, light shielding part 625b like this just can stop that the light of light source is outwards propagated from the gap 626 between the bottom and the sidewall 621b of backboard 621 of glue frame 625, avoids the side at light source place to occur exposure phenomenon.
The utility model also provides a kind of liquid crystal indicator, and it comprises liquid crystal display module as above.About other structure of this liquid crystal indicator, see existing structure, can not repeat them here.
In sum, in liquid crystal display module of the present utility model, the top of glue frame is provided with light shielding part relative to the bottom of glue frame to the side protrusion away from liquid crystal panel, by this light shielding part, the gap between glue frame and the sidewall of backboard is blocked, effectively can improve the light leakage phenomena that liquid crystal display in use occurs, too increase the anti-dust performance of liquid crystal display simultaneously.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. a liquid crystal display module, comprise liquid crystal panel and backlight module, described liquid crystal panel is positioned at the top of described backlight module, described backlight module comprises backboard, light guide plate, optical diaphragm group and glue frame, described light guide plate, optical diaphragm group and glue frame are all housed in the receiving space of described backboard formation, the sidewall that described backboard comprises diapire and is connected with described diapire, described glue frame is arranged between the side direction of described light guide plate and the sidewall of described backboard, described glue frame has top and bottom, the top of glue frame is the part that glue frame is positioned at above described optical diaphragm group, the bottom of glue frame is the part that glue frame is positioned at below described optical diaphragm group, described liquid crystal panel is fixed on described glue frame, it is characterized in that: the top of described glue frame is protruded to the side away from described liquid crystal panel relative to the bottom of described glue frame and forms light shielding part, described light shielding part extends along the length direction of the side of described glue frame simultaneously, gap is formed between the bottom of described glue frame and the sidewall of described backboard, described light shielding part is protruding to the top that is positioned at described gap and is blocked in described gap.
2. liquid crystal display module as claimed in claim 1, is characterized in that: the outward flange of described light shielding part is concordant with the outside surface in the vertical direction of the sidewall of described backboard.
3. liquid crystal display module as claimed in claim 1, it is characterized in that: the sidewall of described backboard is provided with a short slot in the position corresponding with described light shielding part, described light shielding part stretches in described short slot.
4. liquid crystal display module as claimed in claim 1, is characterized in that: the sidewall of described backboard forms one first groove by the inside surface indentation of outside surface, and described first groove extends along the length direction of the sidewall of described backboard.
5. liquid crystal display module as claimed in claim 4, it is characterized in that: the inside surface of the sidewall of described backboard forms a projection in the position of described first groove of correspondence, the outer surface of described glue frame forms one second groove at the height and position place of the described projection of correspondence, described second groove extends along the length direction of the side of described glue frame, described projection stretch in described second groove make described gap along in the short transverse of described glue frame in step-like extension.
6. liquid crystal display module as claimed in claim 1, it is characterized in that: the length direction of the side of described glue frame is provided with at least one open slot in the position of the described optical diaphragm group of correspondence, the lateral edge of described optical diaphragm group is formed with at least one ear, and described ear stretches in described open slot to carry out spacing to described optical diaphragm group.
7. liquid crystal display module as claimed in claim 1, it is characterized in that: described backlight module also comprises reflecting plate, described reflecting plate, light guide plate, optical diaphragm group and glue frame are all housed in the receiving space of described backboard formation, and described reflecting plate, light guide plate and optical diaphragm group are upwards arranged successively by the diapire of described backboard.
8. liquid crystal display module as claimed in claim 1, it is characterized in that: described backlight module also comprises light source, described glue frame has four sides, and described light source is arranged at least one side of described glue frame, and the side that described glue frame is provided with light source is formed with described light shielding part.
9. a liquid crystal indicator, is characterized in that: comprise the liquid crystal display module according to any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652696.1U CN204215115U (en) | 2014-11-04 | 2014-11-04 | Liquid crystal display module and liquid crystal indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652696.1U CN204215115U (en) | 2014-11-04 | 2014-11-04 | Liquid crystal display module and liquid crystal indicator |
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| CN204215115U true CN204215115U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420652696.1U Active CN204215115U (en) | 2014-11-04 | 2014-11-04 | Liquid crystal display module and liquid crystal indicator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108089365A (en) * | 2016-11-22 | 2018-05-29 | 群创光电股份有限公司 | Display device |
| CN108663841A (en) * | 2018-05-08 | 2018-10-16 | 昆山龙腾光电有限公司 | Liquid crystal display device and preparation method thereof |
| CN111708197A (en) * | 2020-06-23 | 2020-09-25 | 北京小米移动软件有限公司 | Display device and manufacturing method thereof |
| CN112987361A (en) * | 2019-12-16 | 2021-06-18 | 京东方科技集团股份有限公司 | Display module and display device |
| CN113703225A (en) * | 2021-09-02 | 2021-11-26 | 业成科技（成都）有限公司 | Backlight assembly, liquid crystal display module and display terminal |
| CN113835266A (en) * | 2021-09-28 | 2021-12-24 | 厦门天马微电子有限公司 | Backlight module and display device |
-
2014
- 2014-11-04 CN CN201420652696.1U patent/CN204215115U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108089365A (en) * | 2016-11-22 | 2018-05-29 | 群创光电股份有限公司 | Display device |
| CN108663841A (en) * | 2018-05-08 | 2018-10-16 | 昆山龙腾光电有限公司 | Liquid crystal display device and preparation method thereof |
| CN108663841B (en) * | 2018-05-08 | 2021-05-28 | 昆山龙腾光电股份有限公司 | Liquid crystal display device and manufacturing method thereof |
| CN112987361A (en) * | 2019-12-16 | 2021-06-18 | 京东方科技集团股份有限公司 | Display module and display device |
| CN111708197A (en) * | 2020-06-23 | 2020-09-25 | 北京小米移动软件有限公司 | Display device and manufacturing method thereof |
| CN111708197B (en) * | 2020-06-23 | 2023-12-26 | 北京小米移动软件有限公司 | Display device and manufacturing method thereof |
| CN113703225A (en) * | 2021-09-02 | 2021-11-26 | 业成科技（成都）有限公司 | Backlight assembly, liquid crystal display module and display terminal |
| CN113835266A (en) * | 2021-09-28 | 2021-12-24 | 厦门天马微电子有限公司 | Backlight module and display device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: Kunshan Longteng Optronics Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |