CN204062612U - Luminescence component, backlight module and display unit - Google Patents
Luminescence component, backlight module and display unit Download PDFInfo
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- CN204062612U CN204062612U CN201420527442.7U CN201420527442U CN204062612U CN 204062612 U CN204062612 U CN 204062612U CN 201420527442 U CN201420527442 U CN 201420527442U CN 204062612 U CN204062612 U CN 204062612U
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Abstract
The utility model discloses a kind of luminescence component, comprise FPC plate, be located at least two group LED groups on described FPC plate, often organize LED group and comprise at least two LED, the spacing of adjacent LED lamp group is greater than the spacing of adjacent LED lamp in LED group.The invention also discloses a kind of backlight module, the glue frame sill of this backlight module or light guide plate incidence surface extend to form the first lug boss or the second lug boss towards LED, in described first lug boss and/or the gap of the second boss between described LED group.When LED quantity is more, adopt non-equidistance arrangement LED, solve the arrangement of equidistant LED and be difficult between LED, design the structures such as glue frame, light guide plate, double-sided adhesive and cause display effect and the bad problem of reliability; Adopt the backlight module of non-equidistance arrangement LED, while increase LED quantity improves backlight illumination, optimize backlight unit structure, can not arch upward in the middle of FPC, ensure backlight effect, the uniformity of display quality, stability.
Description
Technical field
The utility model relates to Display Technique field, is specifically related to luminescence component, backlight module and display unit.
Background technology
Due to the development of Display Technique, liquid crystal indicator receives much concern in flat display field.Liquid crystal indicator comprises display floater and backlight module, and liquid crystal indicator is a kind of passive luminous display unit, and realize display effect mainly through controlling external light source, namely backlight module is that the photoconduction that sent by external light source is in liquid crystal indicator.At present, liquid crystal indicator is towards ultrathin future development, and the product of ultrathin, high visual effect has become a kind of trend, also proposes higher requirement to backlight module simultaneously.
Along with liquid crystal indicator improving constantly backlight module brightness requirement, in the numerous methods improving brightness, the quantity increasing LED is the most direct a kind of mode, as shown in Figure 1, luminescence component 3 ' in prior art, comprise FPC plate 31 ', described FPC plate 31 ' is evenly distributed with pad 33 ', and described pad 33 ' is welded with several LED 32 ' by SMT technology.Please refer to Fig. 2, the parts that backlight module relates to have: glue frame 1 ', light guide plate 2 ', reflector plate and optical diaphragm group (not shown), and the luminescence component 3 ' of side.As can be seen from Fig. 1, Fig. 2, adopt the mode of equidistantly (being uniformly distributed) arrangement LED 32 ', after adding LED 32 ' quantity, spacing between adjacent LED lamp 32 ' is very little, cannot design glue frame 1 ' or light guide plate 2 ', and described FPC plate 31 ' and glue frame 1 ', light guide plate 2 ' are by hollow double faced adhesive tape, and hollow double faced adhesive tape can only cling the surrounding of described FPC plate 31 ', because bonding area is less, not strong to the LED 32 ' fixed effect of middle part, and centre has the phenomenon that arches upward.Although increase LED quantity to solve backlight module brightness requirement, but due to the restriction of product structure, in luminescence component, the fixation of FPC weakens, and affects coordinating of LED and light guide plate, simultaneously luminescence component there will be the shortcoming such as to arch upward in the middle of insecure, FPC cause effect and reliability bad.
Utility model content
The utility model provides a kind of luminescence component, and ensure effect stability, the reliability of backlight module while can improving backlight illumination by increase LED quantity, the utility model additionally provides a kind of backlight module and display unit.
Luminescence component, comprises FPC plate, is located at least two group LED groups on described FPC plate, and often organize LED group and comprise at least two LED, the spacing of adjacent LED lamp group is greater than the spacing of adjacent LED lamp in LED group.
Preferably, the spacing of adjacent LED lamp group is for being greater than 1.5mm, and in described LED group, the spacing of adjacent LED lamp is for being less than 1.4mm.
A kind of backlight module, comprise glue frame, light guide plate, arbitrary above-mentioned luminescence component, described glue frame sill extends to form the first lug boss towards described LED, the gap of described first boss between described LED group, described first lug boss is connected with described luminescence component by double faced adhesive tape, and the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
Further, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
A kind of backlight module, comprise glue frame, light guide plate, arbitrary above-mentioned luminescence component, described light guide plate incidence surface extends to form the second lug boss towards described LED, the gap of described second boss between described LED group, described second lug boss is connected with described luminescence component by double faced adhesive tape, and the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
Further, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
A kind of backlight module, comprise glue frame, light guide plate, arbitrary above-mentioned luminescence component, described glue frame sill extends to form the first lug boss towards described LED, described light guide plate incidence surface extends to form the second lug boss towards described LED, described first lug boss is corresponding with the second lug boss, and the gap all between described LED group, described first lug boss is connected with described luminescence component respectively by double faced adhesive tape with the second lug boss, and the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
Further, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
A kind of display unit, comprises arbitrary above-mentioned backlight module.
Technique scheme can be found out, when LED quantity is more, the utility model embodiment adopts non-equidistance arrangement LED, solves the arrangement of equidistant LED and is difficult between LED, design the structures such as glue frame, light guide plate, double-sided adhesive and causes display effect and the bad problem of reliability; Adopt the backlight module of non-equidistance arrangement LED, backlight unit structure can be optimized while increase LED quantity improves backlight illumination, can not arch upward in the middle of FPC, ensure backlight effect, the uniformity of display quality, stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art luminescence component;
Fig. 2 is the perspective exploded view of prior art backlight module;
Fig. 3 is the structural representation of the utility model luminescence component;
Fig. 4 is the schematic perspective view of a kind of backlight module 100 of the utility model;
Fig. 5 is Fig. 4 neutral body decomposing schematic representation;
Fig. 6 is the partial enlarged drawing at the A place of Fig. 5;
Fig. 7 is the perspective exploded view of a kind of backlight module 200 of the utility model;
Fig. 8 is the partial enlarged drawing at the B place of Fig. 7;
Fig. 9 is the perspective exploded view of a kind of backlight module 300 of the utility model;
Figure 10 is the partial enlarged drawing at the C place of Fig. 9.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 3, a kind of luminescence component 3, comprise FPC plate 31, be located at least two group LED groups 34 on described FPC plate 31, often organize LED group 34 and comprise at least two LED 32, and the spacing of adjacent LED group 34 is greater than the spacing of adjacent LED lamp 32 in described LED group 34, SMT technology (surface mounting technology) is adopted to be weldingly fixed on described FPC plate 31 by described LED 32 by pad 33, described pad 33 is located on described FPC plate 31, corresponding two the described pads 33 of each LED 32, in actual applications, described pad 33 spacing can carry out correspondence adjustment according to LED 32 quantity, adjacent pad passes through connection.Preferably, the spacing of adjacent LED lamp group 34 is for being greater than 1.5mm, and in LED group 34, the spacing of adjacent LED lamp 32 is for being less than 1.4mm.In actual use, according to specific product structure and LED quantity, in LED group 34,2 LED, 32,3 LED 32 or 4 LED 32 etc. can be provided with.LED 32 preferably adopts side-emitting LED lamp.
Adopt non-equidistance LED 32 arrangement, spacing between LED 32 is different, the spacing of adjacent LED lamp group 34 is greater than the spacing of adjacent LED lamp 32 in LED group 34, then this luminescence component 3 is being applied in backlight module, the double faced adhesive tape of described FPC plate 31 can be fixed in position (gap 35 namely between the LED group) design that relative spacing is large, guarantee described FPC plate 31 firm pasting, avoid arching upward in the middle of described FPC plate 31 phenomenon.
Please refer to Fig. 4 to 6, a kind of backlight module 100, comprise any one luminescence component 3 above-mentioned, light guide plate 2 and glue frame 1, described glue frame 1 is hollow frame-shaped construction, described light guide plate 2 is embedded in described glue frame 1, described glue frame 1 sill extends to form the first lug boss 12 towards described LED 32, the described gap 35 of the first lug boss 12 between described LED group 34.First lug boss 12 length is less than the width of LED 32.Between first lug boss 12 or the first lug boss 12 form the first groove 11 with glue frame 1 side.Described luminescence component 3 is fixedly connected with described glue frame 1, light guide plate 2 by double faced adhesive tape 4, described LED group 34 is contained in described first groove 11, the face that described first lug boss 12 contacts with luminescence component 3 is also pasted with double faced adhesive tape 41, guarantees that the gap 35 between LED group 34 can be pasted with glue frame 1.Described light guide plate 2 has an incidence surface 21, and described incidence surface is towards LED 32.Preferably, described first groove 11 cross section can be the rectangle of U-shaped or opening, but is not limited to this.In actual use, according to specific product structure and LED quantity, can be provided with 2 LED, 32,3 LED 32 or 4 LED 32 etc. in LED group 34, described first lug boss 12 is correspondingly made adjustment according to LED group 34.
In actual use, because adopting non-equidistance arrangement LED 32, and the first lug boss 12 is provided with on described glue frame 1 sill front, this first lug boss 12 with in luminescence component between LED group 34 gap corresponding, be connected with luminescence component 3 by double faced adhesive tape 41 below described first lug boss 12, ensure firm pasting herein, avoid the middle phenomenon that arches upward of described FPC plate 31 simultaneously.
In order to reach better display effect, described light guide plate is provided with multiple site, and the light guide plate of described network point distribution can improve the light-emitting uniformity of backlight module.In actual use, can according to the arrangement of LED, dot density on the described light guide plate 2 of suitable adjustment, the dot density at the region place, gap 35 between LED group 34 is greater than the dot density at the gap area place in described LED group 34 between adjacent LED lamp 32.And the dot density at gap area place in described LED group 34 between adjacent LED lamp 32 does not change.
Please refer to Fig. 7 to Fig. 9, with the another kind of backlight module 200 of any one luminescence component 3 above-mentioned, this backlight module 200 is with described backlight module 100 difference: described glue frame 1 sill front does not arrange the first lug boss; And the incidence surface 21 of described light guide plate 2 extends to form the second lug boss 23 towards described LED 32.The described gap 35 of the second lug boss 23 between described LED group 34.Between described second lug boss 23 or the second lug boss 23 form the second groove 22 with glue frame 1 side, in actual use, described LED group 34 is contained in described second groove 22, described second lug boss 23 is connected with described luminescence component 3 by double faced adhesive tape 41, guarantee that the gap 35 between LED group 34 can be pasted with light guide plate 2, strengthen fastness, the stability of luminescence component 3.Preferably, described second groove 22 cross section can be the rectangle of U-shaped or opening, but is not limited to this.In actual use, according to specific product structure and LED quantity, can be provided with 2 LED, 32,3 LED 32 or 4 LED 32 etc. in LED group 34, described second lug boss 23 is correspondingly made adjustment according to LED group 34.
In order to reach better display effect, described light guide plate is provided with multiple site, and the light guide plate of described network point distribution can improve the light-emitting uniformity of backlight module.In actual use, can according to the arrangement of LED, dot density on the described light guide plate 2 of suitable adjustment, the dot density at the region place, gap 35 between LED group 34 is greater than the dot density at the gap area place in described LED group 34 between adjacent LED lamp 32.And the dot density at gap area place in described LED group 34 between adjacent LED lamp 32 does not change.
Please refer to Figure 10, with the another kind of backlight module 300 of any one luminescence component 3 above-mentioned, this backlight module 300 is with described backlight module 100,200 difference: described glue frame 1 sill extends to form the first lug boss 12 towards described LED 32, and the incidence surface 21 of described light guide plate 2 extends to form the second lug boss 23 towards described LED 32 simultaneously.Described first lug boss 12 and the corresponding setting of the second lug boss 23, and the gap 35 all between same described LED group 34.Described luminescence component 3 is fixedly connected with described glue frame 1, light guide plate 2 by double faced adhesive tape 4, described first lug boss 12 is all pasted with double faced adhesive tape 41 in the face contacted with luminescence component 3 with the second lug boss 23, guarantees that the gap 35 between LED group 34 can be pasted with glue frame 1 and light guide plate 2.Described incidence surface 21 is towards LED 32.In actual use, according to specific product structure and LED quantity, can be provided with 2 LED, 32,3 LED 32 or 4 LED 32 etc. in LED group 34, described first lug boss 12 and the second lug boss 23 are correspondingly made adjustment according to LED group 34.
In order to reach better display effect, described light guide plate is provided with multiple site, and the light guide plate of described network point distribution can improve the light-emitting uniformity of backlight module.In actual use, can according to the arrangement of LED, dot density on the described light guide plate 2 of suitable adjustment, the dot density at the region place, gap 35 between LED group 34 is greater than the dot density at the gap area place in described LED group 34 between adjacent LED lamp 32.And the dot density at gap area place in described LED group 34 between adjacent LED lamp 32 does not change.
Further, described first lug boss 12 and the second lug boss 23 mutually can also stagger and arrange, and are positioned at the gap 35 between different described LED group 34.
The present embodiment additionally provides a kind of display unit, comprise any one backlight module above-mentioned, described display unit can be any product or parts with Presentation Function such as liquid crystal panel, panel computer, mobile phone, oled panel, LCD TV, liquid crystal display, DPF.
The utility model provides a kind of luminescence component 3, adjustment LED arrangement, adopts non-equidistance arrangement LED, increases the bonding area of double faced adhesive tape 4 between adjacent LED lamp group 34, improve the fastness of luminescence component 3 and the stability of product, also avoid arching upward in the middle of FPC plate 31 phenomenon.The utility model additionally provides a kind of backlight module comprising described luminescence component 3, the glue frame sill of this backlight module or light guide plate incidence surface extend to form the first lug boss or the second lug boss towards LED, in described first lug boss and/or the gap of the second boss between described LED group, further optimization backlight unit structure, not only be conducive to the fastness improving luminescence component, and be conducive to the uniformity, the stability that improve backlight illumination and display quality.
Above to a kind of luminescence component, backlight module and display unit that the utility model embodiment provides, be described in detail, apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (9)
1. luminescence component, is characterized in that, comprises FPC plate, is located at least two group LED groups on described FPC plate, and often organize LED group and comprise at least two LED, the spacing of adjacent LED lamp group is greater than the spacing of adjacent LED lamp in LED group.
2. luminescence component according to claim 1, is characterized in that, the spacing of adjacent LED lamp group is for being greater than 1.5mm, and in described LED group, the spacing of adjacent LED lamp is for being less than 1.4mm.
3. a backlight module, it is characterized in that, comprise glue frame, light guide plate, the arbitrary described luminescence component of claim 1 to 2, described glue frame sill extends to form the first lug boss towards described LED, the gap of described first boss between described LED group, described first lug boss is connected with described luminescence component by double faced adhesive tape, and the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
4. backlight module according to claim 3, is characterized in that, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
5. a backlight module, it is characterized in that, comprise glue frame, light guide plate, the arbitrary described luminescence component of claim 1 to 2, described light guide plate incidence surface extends to form the second lug boss towards described LED, the gap of described second boss between described LED group, described second lug boss is connected with described luminescence component by double faced adhesive tape, and the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
6. backlight module according to claim 5, is characterized in that, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
7. a backlight module, it is characterized in that, comprise glue frame, light guide plate, the arbitrary described luminescence component of claim 1 to 2, described glue frame sill extends to form the first lug boss towards described LED, described light guide plate incidence surface extends to form the second lug boss towards described LED, described first lug boss is corresponding with the second lug boss, and the gap all between described LED group, described first lug boss is connected with described luminescence component respectively by double faced adhesive tape with the second lug boss, the one side that described luminescence component is provided with LED is fixed on described glue frame and light guide plate.
8. backlight module according to claim 7, is characterized in that, described light guide plate is provided with multiple site, and between described LED group, the dot density of gap location is greater than the dot density of the gap location in described LED group between adjacent LED lamp.
9. a display unit, is characterized in that, comprises the arbitrary described backlight module of claim 3 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420527442.7U CN204062612U (en) | 2014-09-15 | 2014-09-15 | Luminescence component, backlight module and display unit |
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| CN201420527442.7U CN204062612U (en) | 2014-09-15 | 2014-09-15 | Luminescence component, backlight module and display unit |
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| CN204062612U true CN204062612U (en) | 2014-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124376A (en) * | 2017-12-26 | 2018-06-05 | 江西合力泰科技有限公司 | A kind of backlight FPC plates using FPC glue opening process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124376A (en) * | 2017-12-26 | 2018-06-05 | 江西合力泰科技有限公司 | A kind of backlight FPC plates using FPC glue opening process |
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