CN202082738U - Backlight module with thickness being adjustable - Google Patents
Backlight module with thickness being adjustable Download PDFInfo
- Publication number
- CN202082738U CN202082738U CN2011201401862U CN201120140186U CN202082738U CN 202082738 U CN202082738 U CN 202082738U CN 2011201401862 U CN2011201401862 U CN 2011201401862U CN 201120140186 U CN201120140186 U CN 201120140186U CN 202082738 U CN202082738 U CN 202082738U
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- backlight module
- hole
- lgp
- thick
- backboard unit
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Abstract
The utility model relates to a backlight module (20) with thickness being adjustable, which comprises a diffusing plate (25), a back plate unit (28), a plurality of lamp sources (26) and a brightening film (24), wherein the back plate unit is arranged on one side face of the diffusing plate; the back plate unit comprises a base plate part (281), a side edge part (282) and at least one screw bolt (283); the base plate part comprises at least one first hole (2811); the side edge part comprises at least one second hole (2821); the first hole and the second hole are mutually corresponding and are adjacent; and the screw bolt can penetrate through the first hole and the second hole to lock. Thus, the thickness of the backlight module can be adjusted through the first hole and the second hole and the backlight module with the thickness being adjustable can be suitable for a display screen structure with any thickness.
Description
Technical field
The utility model is about a kind of display device structure, especially in regard to a kind of backlight module of adjusting thin and thick.
Background technology
In recent years, traditional cathode-ray tube display (CRT monitor that promptly is commonly called as) is replaced by LCD gradually, main cause is that the amount of radiation that LCD discharges is far smaller than CRT monitor, in addition, LCD is in the existing reduction significantly of this manufacturing cost in several years, and this also is the reason that LCD becomes the TV or the computer screen market mainstream gradually.
Please consult Fig. 1 and Fig. 2 simultaneously, Fig. 1 is the stereogram of a kind of existing display device structure and backlight module, and Fig. 2 is the side schematic view of a kind of existing display device structure and backlight module.As Fig. 1 and shown in Figure 2, display device structure 1 comprises preceding frame 11, liquid crystal panel 12 and backlight module 10.Backlight module 10 is a direct type backlight module, it comprises a brightness enhancement film 14, diffuser plate 15, a plurality of lamps source 16, a reflector plate 17 and a backboard unit 18, and brightness enhancement film 14, diffuser plate 15, a plurality of lamps source 16, reflector plate 17 and backboard unit 18 are arranged from top to bottom in regular turn.Display device structure 1 can see through backlight module 10 light emitting source is provided, and light energy is projected to liquid crystal panel 12, can make people see that the image on the liquid crystal panel 12 changes.
Yet along with the progress of science and technology, people are more and more higher with the performance requirement of backlight module 10 to display device structure 1, and wish that simultaneously display device structure 1 is more and more thinner with the thickness of backlight module 10.As shown in the figure, preceding frame 11, liquid crystal panel 12, backlight module 10 have fixing thickness, and therefore the thickness of the display device structure 1 of its composition also fixed, and are difficult for changing to some extent.So, in order to make the product slimming, the constantly die sinking again of the manufacturing works of backlight module 10 or flat-panel screens, the structure of making template backlight again is to reduce its thickness, cost of idleness.
Summary of the invention
The utility model main purpose makes display device structure under the prerequisite of attenuation gradually at a kind of backlight module applicable to all thickness of exploitation, and its backlight module goes for the display device structure of any thickness.
In order to reach above-mentioned purpose, the utility model provides a kind of backlight module of adjusting thin and thick, and this backlight module includes a diffuser plate, a backboard unit, a plurality of lamps source and a brightness enhancement film; Wherein, this diffuser plate includes an exiting surface and an incidence surface, and this exiting surface and this incidence surface lay respectively at the relative two sides of this diffuser plate; This backboard unit is arranged at the incidence surface side of this diffuser plate, this backboard unit includes a base plate, a side portion and at least one screw, include at least one first hole on this base plate, include at least one second hole on this side portion, this first hole and this second hole in correspondence with each other and adjacent, this screw can pass through first hole and second hole and be sealed; These lamp sources are arranged between this diffuser plate and this backboard unit, make ccontaining these lamp sources, this backboard unit; Parallel this exiting surface of this brightness enhancement film and be arranged in this exiting surface side; By this, this backlight module can see through this first hole, second hole and adjust thin and thick.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, all parallel this incidence surface in each lamp source.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, equidistantly arrange in a plurality of lamps source.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, parallel to each other in twos between a plurality of lamps source.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, this backlight module also includes a reflector plate, and this reflection is arranged between lamp source and this backboard unit.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, parallel this base plate of reflector plate.
In order to reach above-mentioned purpose, the backlight module that the utility model provides another kind can adjust thin and thick, this backlight module include a LGP, a backboard unit, at least one lamp source, a brightness enhancement film and a diffusion barrier; Wherein, this LGP includes an exiting surface, a reflecting surface and at least one incidence surface, and this exiting surface and reflecting surface lay respectively at the corresponding two sides of this LGP, and this incidence surface is positioned at the side of this LGP; This backboard unit is arranged at the reflecting surface outside of this LGP, this backboard unit includes a base plate, a side portion and at least one screw, include at least one first hole on this base plate, include at least one second hole on this side portion, this first hole and this second hole in correspondence with each other and adjacent, this screw can pass through first hole and second hole and be sealed; This lamp source is arranged at the incidence surface side of this LGP; This brightness enhancement film is arranged at the exiting surface side of this LGP; This diffusion barrier is arranged between this brightness enhancement film and this LGP; By this, this backlight module can see through this first hole, second hole and adjust thin and thick.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, all parallel this incidence surface in each lamp source.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, this backlight module more includes a reflector plate, and this reflector plate is arranged between this LGP and this backboard unit.
In a kind of exemplary embodiment of the backlight module that can adjust thin and thick, parallel this base plate of this reflector plate.
By this, the backlight module of adjusting thin and thick of the present utility model, it has the base plate and the side portion that can change binding site, and therefore visual demand changes the position of combination, uses the thickness of the display device structure that changes this backlight module and use thereof; Therefore, can adapt to the trend of slimming, escapable cost, very convenient.
For making purpose, feature and the effect of being familiar with this skill personage and understanding the utility model, now by following specific embodiment, and cooperate appended graphic, to the utility model illustrate in detail as after.
Description of drawings
Fig. 1 is the stereogram of existing display device structure and backlight module.
Fig. 2 is the side schematic view of existing display device structure and backlight module.
Fig. 3 is the backlight module of first embodiment of the present utility model and the side schematic view of display device structure.
Fig. 4 is the backlight module of second embodiment of the present utility model and the side schematic view of display device structure.
Fig. 5 is the backlight module of the 3rd embodiment of the present utility model and the side schematic view of display device structure.
Fig. 6 is the backlight module of the 4th embodiment of the present utility model and the side schematic view of display device structure.
Label declaration:
1,2,3,4,5: display device structure
10,20,30,40,50: backlight module
11,21,31,41,51: preceding frame
12,22,32,42,52: liquid crystal panel
14,24,34,44,54: brightness enhancement film
15,25,35,45: diffuser plate
55: LGP
25A, 55A: incidence surface
25B, 55B: exiting surface
55C: reflecting surface
16,26,36,46,56: the lamp source
17,27,37,47,57: reflector plate
18,28,38,48,58: the backboard unit
281,381,481,581: base plate
2811,3811,4811,5811: the first holes
282,382,482,582: side portion
2821,3821,4821,5821: the second holes
283,383,483,583: screw
53: diffusion barrier
59: lampshade.
The specific embodiment
See also Fig. 3, Fig. 3 be the backlight module of the utility model first embodiment and display device structure side schematic view as shown in Figure 3, one can adjust the backlight module 20 of thickness, this backlight module 20 and liquid crystal panel 22 and before frame 21 be assembled into display device structure 2.Backlight module 20 includes a diffuser plate 25, backboard unit 28, a plurality of lamps source 26, a brightness enhancement film 24 and a reflector plate 27.Diffuser plate 25 includes exiting surface 25B and incidence surface 25A, exiting surface 25B be positioned at diffuser plate 25 above, incidence surface 25A be positioned at diffuser plate 25 below, therefore, exiting surface 25B and incidence surface 25A lay respectively at the relative two sides of diffuser plate 25.Backboard unit 28 is arranged at the incidence surface 25A side of diffuser plate 25, the just below of diffuser plate 25; Backboard unit 28 comprises a base plate 281, side portion 282 and two screws 283, shown in the enlarged drawing of Fig. 3, include three first holes 2811 on the base plate 281, including one second hole, 2821, the second holes 2821 and any first hole 2811 on the side portion 282 all can be in correspondence with each other and adjacent; Screw 283 passes corresponding first hole 2811 and second hole 2821, can side portion 282 is sealed fixing with base plate 281, and make backboard unit 28 become firm structure.
A plurality of lamps source 26 is arranged between diffuser plate 25 and the backboard unit 28, so backboard unit 28 can be in order to ccontaining these lamp sources 26.In addition, all parallel incidence surface 25A in each lamp source 26 is to arrange in equally spaced mode between a plurality of lamps source 26, and 26 settings parallel to each other in twos in a plurality of lamps source.Brightness enhancement film 24 parallel exiting surface 25B and be arranged in exiting surface 25B side.Reflector plate 27 is arranged between these lamp sources 26 and the backboard unit 28, and reflector plate 27 parallel base plate 281.That is to say that backlight module 20 assembly from top to bottom is respectively brightness enhancement film 24, diffuser plate 25, a plurality of lamps source 26, reflector plate 27 and backboard unit 28 in regular turn.In the present embodiment, lamp source 26 is that (Cold cathode fluorescent lamps, CCFL), but in other embodiments, lamp source 26 also can be light emitting diode (Light emitting diode, lamp bar LED) to cathode fluorescent tube.
In addition, in backboard unit 28, side portion 282 can suitably be adjusted the position that it combines with base plate 281, makes second hole 2821 corresponding and sealed with the first different holes 2811 respectively.Because three first holes 2811 are positioned at the diverse location on the vertical direction, second hole 2821 is seasonable with 2811 pairs different of first holes, the thickness of backboard unit 28 is all inequality, the integral thickness of backboard unit 28 can change, applicable to the display device structure 2 of any period, any thickness.Be the collocation correspondence that backlight module 20 can see through first hole 2811, second hole 2821, adjust its thin and thick situation, and need not the structure that more slimming is produced in die sinking again, can be common to any configuration, convenient and practical.
The utility model also has other embodiment.See also Fig. 4, Figure 4 shows that the backlight module of the utility model second embodiment and the side schematic view of display device structure.As shown in Figure 4, display device structure 3 comprises preceding frame 31, liquid crystal panel 32 and backlight module 30, and backlight module 30 includes a diffuser plate 35, backboard unit 38, a plurality of lamps source 36, a brightness enhancement film 34 and a reflector plate 37.Backboard unit 38 includes a base plate 381, side portion 382 and two screws 383, shown in the enlarged drawing of Fig. 4, include one first hole 3811 on the base plate 381, including three second holes, 3821, the first holes 3811 and any second hole 3821 on the side portion 382 all can be in correspondence with each other and adjacent.First hole 3811 can be corresponding and sealed with the second different holes 3821 respectively.Because three second holes 3821 are positioned at the diverse location on the vertical direction, therefore, first hole 3811 is seasonable with 3821 pairs different of second holes, and the thickness of backboard unit 38 is all inequality.
See also Fig. 5, Fig. 5 is the backlight module of the utility model the 3rd embodiment and the side schematic view of display device structure.Shown in the enlarged drawing of Fig. 5, display device structure 4 comprises preceding frame 41, liquid crystal panel 42 and backlight module 40, and this backlight module 40 includes a diffuser plate 45, backboard unit 48, a plurality of lamps source 46, a brightness enhancement film 44 and a reflector plate 47.Backboard unit 48 includes a base plate 481, side portion 482 and six screws 483, as shown in Figure 8, include three first holes 4811 on the base plate 481, also include three second holes 4821 on the side portion 482, any first hole 4811 all can with any second hole 4821 in correspondence with each other and adjacent.At this, if three first holes 4811 are corresponding with three second holes 4821 respectively, and six screws 483 are simultaneously sealed fixedly the time, and the mechanical strength of backboard unit 48 is preferable.
Certainly, the utility model can also be applicable to the backlight module of side type.See also Fig. 6, Fig. 6 is depicted as the backlight module of the utility model the 4th embodiment and the side schematic view of display device structure.As shown in Figure 6, display device structure 5 comprises preceding frame 51, liquid crystal panel 52 and backlight module 50, and backlight module 50 includes a brightness enhancement film 54, diffusion barrier 53, LGP 55, reflector plate 57, backboard unit 58, two lamp sources 56 and two lampshades 59.LGP 55 includes an exiting surface 55B, a reflecting surface 55C and two incidence surface 55A, exiting surface 55B be positioned at LGP 55 above, reflecting surface 55C be positioned at LGP 55 below, so exiting surface 55B and reflecting surface 55C lay respectively at the corresponding two sides of LGP 55; Two incidence surface 55A lay respectively at the limit, the left and right sides of LGP 55.Backboard unit 58 is arranged at the reflecting surface 55C outside of LGP 55, and backboard unit 58 includes a base plate 581, side portion 582 and six screws 583.As shown in figure 10, include three first holes 5811 on the base plate 581, include three second holes 5821 on the side portion 582, three first holes 5811 respectively with three second holes 5821 in correspondence with each other and adjacent, so, see through screw 583 and pass through first hole 5811 and can fix base plate 581 and side portion 582 sealed with second hole 5821.Two lamp sources 56 are arranged at two incidence surface 55A sides of LGP 55 respectively, and all parallel incidence surface 55A in each lamp source 56.Two lampshades 59 cover at the periphery in two lamp sources 56 respectively, and the light reflection guiding in order to lamp source 56 is penetrated makes its ray cast to LGP 55.Brightness enhancement film 54 is arranged at the exiting surface 55B side of LGP 55, and diffusion barrier 53 is arranged between brightness enhancement film 54 and the LGP 55.Reflector plate 57 is arranged between LGP 55 and the backboard unit 58, and parallel base plate 581.Thus, side type backlight module 50 also can be adjusted thin and thick.
In sum, the backlight module of adjusting thin and thick of the present utility model, it has the base plate and the side portion that can change binding site, and therefore visual demand changes the position of combination, in order to the thickness of the display device structure that changes backlight module and use thereof.Therefore, when the slimming structure of bringing when development in science and technology was widely popular, backlight module of the present utility model all can be suitable for, and need not die sinking again, and perhaps the structure of discarded old style is very convenient, goes back escapable cost.
Though the utility model discloses as above with specific embodiment, right its disclosed specific embodiment is not in order to limit the utility model, anyly be familiar with this skill person, in the spirit and scope that do not break away from the utility model, when doing various changes and retouching, its change done and retouching all belong to the category of the utility model.
Claims (10)
1. can adjust the backlight module (20,30,40) of thin and thick, it is characterized in that this backlight module comprises:
One diffuser plate (25,35,45), this diffuser plate (25,35,45) includes an exiting surface (25B) and an incidence surface (25A), and this exiting surface (25B) and this incidence surface (25A) lay respectively at the relative two sides of this diffuser plate (25,35,45);
One backboard unit (28,38,48), this backboard unit (28,38,48) is arranged at this diffuser plate (25,35,45) incidence surface side (25A), this backboard unit (28,38,48) include a base plate (281,381,481), one side portion (282,382,482) and at least one screw (283,383,483), this base plate (281,381,481) include at least one first hole (2811,3811 on, 4811), include at least one second hole (2821,3821,4821) on this side portion, this first hole and this second hole in correspondence with each other and adjacent, this screw can pass through first hole and second hole and be sealed;
A plurality of lamps source (26,36,46), described lamp source (26,36,46) are arranged between this diffuser plate (25,35,45) and this backboard unit (28,38,48), make ccontaining these lamp sources, this backboard unit (28,38,48) (26,36,46);
One brightness enhancement film (24,34,44), this brightness enhancement film (24,34,44) parallel these exiting surfaces (25B) and be arranged in this exiting surface (25B) side.
2. as adjusting the backlight module (20,30,40) of thin and thick as described in the claim 1, wherein, each lamp source (26,36,46) all parallel these incidence surfaces (25A).
3. as adjusting the backlight module (20,30,40) of thin and thick as described in the claim 1, wherein, equidistantly arrange a plurality of lamps source (26,36,46).
4. as adjusting the backlight module (20,30,40) of thin and thick as described in the claim 1, wherein, parallel to each other in twos between a plurality of lamps source (26,36,46).
5. as adjusting the backlight module (20,30,40) of thin and thick as described in the claim 1, wherein, this backlight module (20,30,40) also include a reflector plate (27,37,47), this reflector plate (27,37,47) is arranged at described lamp source (26,36,46) with this backboard unit (28,38,48) between.
6. as adjusting the backlight module (20,30,40) of thin and thick as described in the claim 5, wherein, parallel this base plate of this reflector plate (27,37,47) (281,381,481).
7. can adjust the backlight module (50) of thin and thick, it is characterized in that this backlight module (50) includes:
One LGP (55), this LGP (55) includes an exiting surface (55B), a reflecting surface (55C) and at least one incidence surface (55A), this exiting surface (55B) and reflecting surface (55C) lay respectively at the corresponding two sides of this LGP (55), and this incidence surface (55A) is positioned at the side of this LGP (55);
One backboard unit (58), this backboard unit (58) is arranged at reflecting surface (55C) outside of this LGP (55), this backboard unit (58) includes a base plate (581), one side portion (582) and at least one screw (583), include at least one first hole (5811) on this base plate (581), include at least one second hole (5821) on this side portion, this first hole (5811) and this second hole (5821) in correspondence with each other and adjacent, this screw (583) can pass through first hole (5811) with second hole (5821) and sealed;
At least one lamp source (56), this lamp source (56) are arranged at incidence surface (55A) side of this LGP (55);
One brightness enhancement film (54), this brightness enhancement film (54) are arranged at exiting surface (55B) side of this LGP (55);
One diffusion barrier (53), this diffusion barrier (53) are arranged between this brightness enhancement film (54) and this LGP (55).
8. as adjusting the backlight module (50) of thin and thick as described in the claim 7, wherein, each all parallel this incidence surface in lamp source (56) (55A).
9. as adjusting the backlight module (50) of thin and thick as described in the claim 7, wherein, this backlight module (50) more includes a reflector plate (57), and this reflector plate (57) is arranged between this LGP (55) and this backboard unit (58).
10. as adjusting the backlight module (50) of thin and thick as described in the claim 9, wherein, parallel this base plate of this reflector plate (57) (581).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201401862U CN202082738U (en) | 2011-05-05 | 2011-05-05 | Backlight module with thickness being adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201401862U CN202082738U (en) | 2011-05-05 | 2011-05-05 | Backlight module with thickness being adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202082738U true CN202082738U (en) | 2011-12-21 |
Family
ID=45343365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201401862U Expired - Fee Related CN202082738U (en) | 2011-05-05 | 2011-05-05 | Backlight module with thickness being adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202082738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279465A (en) * | 2014-10-28 | 2015-01-14 | 合肥京东方光电科技有限公司 | Backlight module and display device |
-
2011
- 2011-05-05 CN CN2011201401862U patent/CN202082738U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279465A (en) * | 2014-10-28 | 2015-01-14 | 合肥京东方光电科技有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20130505 |