CN101749609A - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN101749609A CN101749609A CN201010104755A CN201010104755A CN101749609A CN 101749609 A CN101749609 A CN 101749609A CN 201010104755 A CN201010104755 A CN 201010104755A CN 201010104755 A CN201010104755 A CN 201010104755A CN 101749609 A CN101749609 A CN 101749609A
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- wall
- limiting structure
- position limiting
- backlight module
- hook part
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Abstract
The invention relates to a backlight module and a display device and aims at solving the technical problem of providing a backlight module. The backlight module comprises a frame encircling a light emergent surface of the backlight module; the frame is provided with an outer wall and at least one buckle pivoted on the side edge of the first outer wall; and a free end of the buckle is provided with a hook part, and the hook part can be selectively positioned at a position covering the first outer wall or at a position departing from the first outer wall.
Description
[technical field]
The present invention relates to a kind of backlight module and display unit, particularly relate to a kind of liquid crystal indicator and backlight module thereof.
[background technology]
In recent years, comprise that (Liquid Crystal Display, LCD) technology has obtained development at full speed at interior flat panel display in liquid crystal display.Fig. 1 has illustrated the decomposing schematic representation of a kind of liquid crystal indicator of prior art.Display unit as shown in Figure 1 comprises display floater and backlight module.Display floater comprises display base plate 11, drive circuit board 12 and connects the flexible circuit board 13 of described display base plate 11 and described drive circuit board 12; Backlight module has exiting surface 21 and centers on the framework 200 of described exiting surface; Display base plate 11 is positioned on the exiting surface 21, and drive circuit board 12 is positioned on the outer wall 22 of framework 200.The side of first outer wall 22 along on extend at least one trip 225, trip 225 is positioned at drive circuit board 12 engaging on the outer wall 22.In the assembling process of prior art display unit, need make drive circuit board 12 crooked deformation just can snap in a plurality of trips 225, therefore cause the damage of drive circuit board 12 easily.How overcoming this problem is the actively direction of research and development of industry.
[summary of the invention]
The purpose of this invention is to provide a kind of backlight module, it comprises: the framework that centers on the exiting surface of described backlight module; Described framework has first outer wall, and at least one buckle is articulated in the side edge of described first outer wall; The free end of described buckle has the hook part, and described hook part can optionally be positioned at the position that covers described first outer wall or be positioned at the position of leaving described first outer wall.
As optional technical scheme, described buckle has the engaging arm that connects its pivot end and described hook part; Described framework has the groove of at least one ccontaining described engaging arm on the side edge of described first outer wall.As further alternative technical scheme, the side of described engaging arm has first position limiting structure, has second position limiting structure on the sidewall of described groove, and described first position limiting structure and described second position limiting structure cooperate the described engaging arm of qualification in described groove.As optional technical scheme further, described first position limiting structure is a salient point, and described second position limiting structure is a shrinkage pool; Perhaps, described first position limiting structure is a shrinkage pool, and described second position limiting structure is a salient point.
Another object of the present invention provides a kind of display unit, and it comprises: have the backlight module of exiting surface, described backlight module comprises: around the framework of described exiting surface; Described framework has first outer wall, and at least one buckle is articulated in the side edge of described first outer wall; The free end of described buckle has the hook part, and described hook part can optionally be positioned at the position that covers described first outer wall or be positioned at the position of leaving described first outer wall.Display unit of the present invention also comprises display floater, and described display floater comprises display base plate, drive circuit board and connects the flexible circuit board of described display base plate and described drive circuit board; Described display base plate is positioned on the described exiting surface, and described drive circuit board is positioned on described first outer wall; When described hook part is positioned at the position that covers described first outer wall, itself and the described drive circuit board of the described first outer wall clamping.
As optional technical scheme, described buckle has the engaging arm that connects its pivot end and described hook part; Described framework has the groove of at least one ccontaining described engaging arm on the side edge of described first outer wall.As further alternative technical scheme, the side of described engaging arm has first position limiting structure, has second position limiting structure on the sidewall of described groove, and described first position limiting structure and described second position limiting structure cooperate the described engaging arm of qualification in described groove.As optional technical scheme further, described first position limiting structure is a salient point, and described second position limiting structure is a shrinkage pool; Perhaps, described first position limiting structure is a shrinkage pool, and described second position limiting structure is a salient point.
As optional technical scheme, described hook part has projection, has pit on the described drive circuit board, and when described hook part was positioned at the position that covers described first outer wall, described projection cooperated with described pit.
Compared with prior art, because the buckle among the present invention can be movable, drive circuit board need not deformation in assembling process, has reduced the damage chance.
[description of drawings]
Fig. 1 has illustrated the decomposing schematic representation of a kind of liquid crystal indicator of prior art;
Fig. 2 has illustrated the schematic perspective view of the backlight module of one embodiment of the present invention;
Fig. 3 has illustrated the local Zoom Side pseudosection of backlight module under a kind of state among Fig. 2;
Fig. 4 has illustrated the local Zoom Side pseudosection of backlight module under another kind of state among Fig. 2;
Fig. 5 has illustrated the local Zoom Side pseudosection under the liquid crystal indicator assembled state of first kind of embodiment of the present invention;
Fig. 6 has illustrated the local Zoom Side pseudosection under the liquid crystal indicator assembled state of second kind of embodiment of the present invention.
[specific embodiment]
Please refer to Fig. 2 to Fig. 4, Fig. 2 has illustrated the schematic perspective view of the backlight module of one embodiment of the present invention; Fig. 3 has illustrated the local Zoom Side pseudosection of backlight module under a kind of state among Fig. 2; Fig. 4 has illustrated the local Zoom Side pseudosection of backlight module under another kind of state among Fig. 2.The backlight module 30 of present embodiment comprises: the framework 300 that centers on the exiting surface 31 of described backlight module 30; Described framework 300 has first outer wall 32, and at least one buckle 33 is articulated in the side edge of described first outer wall 32 by pivot 34; The free end of described buckle 33 has hook part 331, relies on the rotation of buckle 33, and described hook part 331 can optionally be positioned at the position that covers described first outer wall 32 as shown in Figure 3 or be positioned at the position of leaving described first outer wall 32 as shown in Figure 4.The backlight module 30 of present embodiment can be earlier rotates to the position of leaving described first outer wall 32 with the hook part 331 of buckle 33 as shown in Figure 4 when drive circuit board is installed; After treating to be placed into drive circuit board on first outer wall 32, again hook part 331 is moved to the position that covers described first outer wall 32, the location drive circuit board.In this process, drive circuit board need not to take place deformation.
In the present embodiment, described buckle 33 has the engaging arm 332 that connects its pivot end and described hook part 331; Described framework 300 has the groove 35 of at least one ccontaining described engaging arm 332 on the side edge of described first outer wall 32.Can reduce buckle 33 like this by the chance of accidental impact, prevent that pivot 34 from damaging.
In the present embodiment, the side of described engaging arm 332 has first position limiting structure 333, have second position limiting structure 353 on the sidewall of described groove 35, described first position limiting structure 333 and described second position limiting structure 353 cooperate the described engaging arm 332 of qualification in described groove 35.In other embodiments, also above-mentioned first position limiting structure and second position limiting structure can be set, rely on hook part 331 hook part 331 to be remained on the position that covers described first outer wall 32 with the power that engages between the drive circuit board.In the present embodiment, described first position limiting structure 333 is a salient point, and described second position limiting structure 353 is a shrinkage pool; Perhaps, described first position limiting structure 333 is a shrinkage pool, and described second position limiting structure 353 is a salient point.These two kinds of position limiting structure manufacturings are simple, and performance also can meet the demands.In other embodiments, first position limiting structure and second position limiting structure can be the cooperation position limiting structures of any common employing.
Please refer to Fig. 2 to Fig. 5, Fig. 5 has illustrated the local Zoom Side pseudosection under the liquid crystal indicator assembled state of first kind of embodiment of the present invention.The display unit of present embodiment comprises: the aforementioned backlight module with exiting surface 21 30 as shown in Figure 2, and backlight module 30 comprises: the framework 300 that centers on the exiting surface 31 of described backlight module 30; Described framework 300 has first outer wall 32, and at least one buckle 33 is articulated in the side edge of described first outer wall 32 by pivot 34; The free end of described buckle 33 has hook part 331, relies on the rotation of buckle 33, and described hook part 331 can optionally be positioned at the position that covers described first outer wall 32 as shown in Figure 3 or be positioned at the position of leaving described first outer wall 32 as shown in Figure 4.The display unit of present embodiment also comprises display floater, and described display floater comprises display base plate (not illustrating), drive circuit board 42 and connects described display base plate and the flexible circuit board of described drive circuit board 42 (not illustrating); Described display base plate is positioned on the described exiting surface 31, and described drive circuit board 42 is positioned on described first outer wall 32; When described hook part 331 is positioned at the position that covers described first outer wall 32 as shown in Figure 5, itself and the described drive circuit board 42 of described first outer wall 32 clampings.The display unit of present embodiment is at assembling drive circuit board 42 during with backlight module 30, can be earlier as shown in Figure 4 the hook part 331 of buckle 33 be rotated to the position of leaving described first outer wall 32; After treating to be placed into drive circuit board 42 on first outer wall 32, again hook part 331 is moved to the position of described first outer wall 32 of covering as shown in Figure 5, location drive circuit board 42.In this process, drive circuit board 42 need not to take place deformation.Need to prove, except that buckle 33, can also be provided with on the framework 300 as fixing trip of the prior art.For example, first side of first outer wall 32 has a plurality of buckles 33 along setting, second side on the relative first side edge is along having a plurality of trips, at this moment can be earlier one side of drive circuit board 42 be engaged with trip, another side with drive circuit board 42 engages with buckle 33 again, does not also need drive circuit board 42 that deformation takes place in this process.
In the present embodiment, described buckle 33 has the engaging arm 332 that connects its pivot end and described hook part 331; Described framework 300 has the groove 35 of at least one ccontaining described engaging arm 332 on the side edge of described first outer wall 32.Can reduce buckle 33 like this by the chance of accidental impact, prevent that pivot 34 from damaging.
In the present embodiment, the side of described engaging arm 332 has first position limiting structure 333, have second position limiting structure 353 on the sidewall of described groove 35, described first position limiting structure 333 and described second position limiting structure 353 cooperate the described engaging arm 332 of qualification in described groove 35.In other embodiments, also above-mentioned first position limiting structure and second position limiting structure can be set, rely on the position that power remains on hook part 331 described first outer wall 32 of covering that engages between hook part 331 and the drive circuit board 42.In the present embodiment, described first position limiting structure 333 is a salient point, and described second position limiting structure 353 is a shrinkage pool; Perhaps, described first position limiting structure 333 is a shrinkage pool, and described second position limiting structure 353 is a salient point.These two kinds of position limiting structure manufacturings are simple, and performance also can meet the demands.In other embodiments, first position limiting structure and second position limiting structure can be the cooperation position limiting structures of any common employing.
Please refer to Fig. 6, Fig. 6 has illustrated the local Zoom Side pseudosection under the liquid crystal indicator assembled state of second kind of embodiment of the present invention.The difference of liquid crystal indicator is to have projection 3315 on the hook part 331 of buckle 33 among the liquid crystal indicator of present embodiment and Fig. 5, has pit on the drive circuit board 42, when described hook part 331 was positioned at the position that covers described first outer wall 32, described projection 3315 cooperated with described pit.Projection and the cooperation of pit can increase the power that engages between hook part 331 and the drive circuit board 42.
Claims (10)
1. backlight module is characterized in that comprising:
Center on the framework of the exiting surface of described backlight module;
Described framework has first outer wall, and at least one buckle is articulated in the side edge of described first outer wall;
The free end of described buckle has the hook part, and described hook part can optionally be positioned at the position that covers described first outer wall or be positioned at the position of leaving described first outer wall.
2. backlight module according to claim 1 is characterized in that described buckle has the engaging arm that connects its pivot end and described hook part; Described framework has the groove of at least one ccontaining described engaging arm on the side edge of described first outer wall.
3. backlight module according to claim 2, the side that it is characterized in that described engaging arm has first position limiting structure, have second position limiting structure on the sidewall of described groove, described first position limiting structure and described second position limiting structure cooperate the described engaging arm of qualification in described groove.
4. backlight module according to claim 3 is characterized in that described first position limiting structure is a salient point, and described second position limiting structure is a shrinkage pool.
5. backlight module according to claim 3 is characterized in that described first position limiting structure is a shrinkage pool, and described second position limiting structure is a salient point.
6. display unit is characterized in that comprising:
Backlight module with exiting surface, described backlight module comprises: around the framework of described exiting surface; Described framework has first outer wall, and at least one buckle is articulated in the side edge of described first outer wall; The free end of described buckle has the hook part, and described hook part can optionally be positioned at the position that covers described first outer wall or be positioned at the position of leaving described first outer wall;
Display floater, described display floater comprise display base plate, drive circuit board and connect the flexible circuit board of described display base plate and described drive circuit board;
Described display base plate is positioned on the described exiting surface, and described drive circuit board is positioned on described first outer wall;
When described hook part is positioned at the position that covers described first outer wall, itself and the described drive circuit board of the described first outer wall clamping.
7. display unit according to claim 6 is characterized in that described buckle has the engaging arm that connects its pivot end and described hook part; Described framework has the groove of at least one ccontaining described engaging arm on the side edge of described first outer wall.
8. display unit according to claim 7, the side that it is characterized in that described engaging arm has first position limiting structure, have second position limiting structure on the sidewall of described groove, described first position limiting structure and described second position limiting structure cooperate the described engaging arm of qualification in described groove.
9. display unit according to claim 8 is characterized in that described first position limiting structure is a salient point, and described second position limiting structure is a shrinkage pool; Perhaps, described first position limiting structure is a shrinkage pool, and described second position limiting structure is a salient point.
10. display unit according to claim 6 is characterized in that described hook part has projection, has pit on the described drive circuit board, and when described hook part was positioned at the position that covers described first outer wall, described projection cooperated with described pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010104755A CN101749609A (en) | 2010-01-18 | 2010-01-18 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010104755A CN101749609A (en) | 2010-01-18 | 2010-01-18 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101749609A true CN101749609A (en) | 2010-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010104755A Pending CN101749609A (en) | 2010-01-18 | 2010-01-18 | Backlight module and display device |
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| CN (1) | CN101749609A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388790A (en) * | 2013-08-05 | 2013-11-13 | 宁波燎原灯具股份有限公司 | Convenient-to-assemble LED (light emitting diode) street lamp |
-
2010
- 2010-01-18 CN CN201010104755A patent/CN101749609A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388790A (en) * | 2013-08-05 | 2013-11-13 | 宁波燎原灯具股份有限公司 | Convenient-to-assemble LED (light emitting diode) street lamp |
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Open date: 20100623 |