CN202229094U - Membrane installation locating structure and backlight module - Google Patents
Membrane installation locating structure and backlight module Download PDFInfo
- Publication number
- CN202229094U CN202229094U CN2011203553821U CN201120355382U CN202229094U CN 202229094 U CN202229094 U CN 202229094U CN 2011203553821 U CN2011203553821 U CN 2011203553821U CN 201120355382 U CN201120355382 U CN 201120355382U CN 202229094 U CN202229094 U CN 202229094U
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- China
- Prior art keywords
- extension
- connecting portion
- reference column
- backboard
- diaphragm
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Abstract
The utility model discloses a membrane installation locating structure and a backlight module, which belong to the technical field of liquid crystal display. The membrane installation locating structure is provided with a plurality of locating columns, the upper ends of two locating columns are provided with connection parts for connecting extending sections, the connection parts are provided with inner threads, outer threads are arranged on the lower end portion of the extending sections, and the locating columns are connected with the extending sections through matched threads. Two locating columns of the membrane installation locating structure are provided with the connection parts for connecting the extending sections, the connection parts facilitates connection with the extending sections, a membrane is reliably located through the locating columns with the extending sections, and the extending sections are separated from the locating columns after the locating is finished so that the extending sections can be used repeatedly, and the technical problem that the membrane in the existing technology is easy to displace is solved.
Description
Technical field
The utility model relates to the LCD Technology field, is specifically related to diaphragm installation and positioning structure in the module backlight and has the module backlight of this location structure.
Background technology
Module backlight mainly is made up of related devices such as light emitting source, reflector plate, blooming piece, LGP, backboards.It is cohesion light that the blooming piece of tool prism structure mainly acts on, and the optical brightening diaphragm of part type and polaroid collocation can reflect the polarised light that can't see through polarizer, reclaim, utilize again, to improve the effective rate of utilization of light.This just requires the blooming piece location and installation accurate, and installation accuracy is had relatively high expectations.
At present, in the assembling process, the location of blooming piece is that the rivet post on the backboard is accomplished to module backlight on production line.Have preformed hole on the blooming piece, preformed hole is through the location of realizing on the rivet post blooming piece, because present module backlight is all extremely thin, the height of rivet post can not be too high, and blooming piece hangs on the rivet post, and 0.8 millimeter is exposed in rivet post upper end.
The inventor finds in the actual assembled process; Because distortion of backboard, LGP and the impact during motion on streamline, blooming piece is shifted easily, and the blooming piece of displacement is loaded onto the glue frame; Be easy to cause blooming piece uneven, module backlight has the phenomenon of light leak, bright border in use.
The utility model content
The utility model embodiment provides a kind of diaphragm installation and positioning structure, helps to solve the technical problem that diaphragm is shifted easily in the prior art.
In order to solve the problems of the technologies described above, the utility model embodiment has adopted following technical scheme:
A kind of diaphragm installation and positioning structure has many reference columns, wherein, has at least a reference column upper end to be provided with the connecting portion that is used to connect extension.
Further, have two reference columns upper end to be provided with connecting portion, connecting portion has internal thread, and the extension bottom is provided with external screw thread, and reference column and extension are by suitable being threaded.
Further, have three reference column upper ends to be provided with connecting portion, slot is arranged on the connecting portion, the extension bottom is provided with tongue, and reference column is connected with tongue by suitable slot with extension.
Another purpose of the utility model embodiment provides a kind of module backlight, and diaphragm is shifted in the prior art in order to solve, and module backlight has the technical problem of light leak, bright border in use.
In order to solve the problems of the technologies described above, the utility model embodiment has adopted following technical scheme:
A kind of module backlight comprises the backboard, LGP, the diaphragm that are arranged in order, and erectting on the backboard has many reference columns, has the locating hole adaptive with reference column on the diaphragm, wherein, has at least a reference column upper end to be provided with the connecting portion that is used to connect extension.
Further, have two reference column upper ends to be provided with connecting portion, these two reference columns are positioned at the same end of backboard.
Further, there are two reference column upper ends to be provided with connecting portion, this upper end that is positioned at backboard of two reference columns, another root is positioned at the bottom of backboard.
Further, have three reference column upper ends to be provided with connecting portion, these three reference columns are positioned at the backboard end, distribution triangular in shape.
Further, have three reference column upper ends to be provided with connecting portion, have two reference columns to be positioned at the upper end of backboard, another root reference column is positioned at the bottom of backboard.
Further, said connecting portion has internal thread, and the extension bottom is provided with external screw thread, and reference column and extension are by suitable being threaded.
Further, on the said connecting portion slot is arranged, the extension bottom is provided with tongue, and reference column is connected with tongue by suitable slot with extension.
Compared with prior art, the foregoing description of providing of the utility model has following advantage:
In the diaphragm installation and positioning structure, have two or three reference columns to be provided with the connecting portion that is used to connect extension, connecting portion the convenient extension that connects is set, the length of extension is good with 5 millimeters.Diaphragm is reliably located through the reference column that has extension, and extension separated with reference column after finished the location, made extension to use repeatedly, solved the technical problem that diaphragm is shifted easily in the prior art.
Module backlight, on backboard, erectting has many reference columns, wherein, has two or three reference columns to be provided with the connecting portion that is used to connect extension, connecting portion the convenient extension that connects is set.Owing to selected 5 millimeters high extensions for use, diaphragm can accurately be in place, when on streamline, moving, the diaphragm phenomenon that can not be shifted before fixing plastic cement frame, by taking off on the reference column, is accurately fixed extension with diaphragm with the plastic cement frame.Solved that diaphragm is shifted in the prior art, module backlight has the technical problem of light leak, bright border in use.
The structure that reference column and extension match; Result of use is better on the ultra-thin money of assembling module backlight; Can either in assembling process, diaphragm accurately be located, reduce the phenomenon of light leak, bright border, again can be with reducing of the restriction of reference column height to module thickness backlight.
Description of drawings
Fig. 1 is the partial exploded view of a kind of embodiment diaphragm of the utility model installation and positioning structure.
Fig. 2 is a kind of package assembly sketch map of reference column and extension.
Fig. 3 is the another kind of package assembly sketch map of reference column and extension.
Fig. 4 is the partial exploded view of a kind of embodiment of the utility model module backlight.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described in detail:
In conjunction with Fig. 1, Fig. 2, the diaphragm installation and positioning structure has many reference columns; Wherein, have two reference column 1 upper ends to be provided with the connecting portion 11 that is used to connect extension 2, connecting portion 11 has internal thread; Extension 2 bottoms are provided with external screw thread 21, and reference column 1 and extension 2 are by suitable being threaded.
In the diaphragm installation and positioning structure; There are two reference columns to be provided with the connecting portion that is used to connect extension; Being provided with of connecting portion conveniently connects extension, and diaphragm is reliably located through the reference column that has extension, and the location is finished the back extension and separated with reference column; Make extension to use repeatedly, solve the technical problem that diaphragm is shifted easily in the prior art.
In conjunction with Fig. 1, Fig. 3; The diaphragm installation and positioning structure has many reference columns, wherein; There are three reference column 1 upper ends to be provided with the connecting portion 11 that is used to connect extension 2; On the connecting portion 11 slot is arranged, extension 2 bottoms are provided with tongue 22, and reference column 1 is connected with tongue 22 by suitable slot with extension 2.
In the diaphragm installation and positioning structure; There are three reference columns to be provided with the connecting portion that is used to connect extension; Being provided with of connecting portion conveniently connects extension, and diaphragm is reliably located through the reference column that has extension, and the location is finished the back extension and separated with reference column; Make extension to use repeatedly, solve the technical problem that diaphragm is shifted easily in the prior art.
Embodiment 3
In conjunction with Fig. 1, Fig. 2, Fig. 4; A kind of module backlight comprises the backboard, LGP, the diaphragm 3 that are arranged in order, and erectting on the backboard has many reference columns; Have the locating hole adaptive on the diaphragm 3 with reference column; Wherein, have two reference column 1 upper ends to be provided with the connecting portion 11 that is used to connect extension 2, these two reference columns 1 are positioned at the upper end of backboard.Said connecting portion 11 has internal thread, and extension 2 bottoms are provided with external screw thread 21, and reference column 1 and extension 2 are by suitable being threaded.
Above-mentioned two reference columns 1 also can be for being positioned at the bottom of backboard, perhaps, a upper end that is positioned at backboard, another root is positioned at the bottom of backboard.
Module backlight, on backboard, erectting has many reference columns, wherein, has two reference columns to be provided with the connecting portion that is used to connect extension, and being provided with of connecting portion conveniently connects extension.Owing to selected 5 millimeters high extensions for use, diaphragm can accurately be in place, when on streamline, moving, the diaphragm phenomenon that can not be shifted before fixing plastic cement frame, by taking off on the reference column, is accurately fixed extension with diaphragm with the plastic cement frame.Solved that diaphragm is shifted in the prior art, module backlight has the technical problem of light leak, bright border in use.
Embodiment 4
In conjunction with Fig. 1, Fig. 3, Fig. 4, a kind of module backlight comprises the backboard, LGP, the diaphragm 3 that are arranged in order; Erect on the backboard many reference columns are arranged; Have the locating hole adaptive on the diaphragm, wherein, have three reference column 1 upper ends to be provided with the connecting portion 11 that is used to connect extension 2 with reference column; These three reference columns 1 are positioned at the backboard end, distribution triangular in shape.On the said connecting portion 11 slot is arranged, extension 2 bottoms are provided with tongue 22, and reference column 1 is connected with tongue 22 by suitable slot with extension 2.
Above-mentioned three reference columns 1 can be to have two reference columns to be positioned at the upper end of backboard, and another root reference column is positioned at the bottom of backboard.
Module backlight, on backboard, erectting has many reference columns, wherein, has three reference columns to be provided with the connecting portion that is used to connect extension, and being provided with of connecting portion conveniently connects extension.Owing to selected 5 millimeters high extensions for use, diaphragm can accurately be in place, when on streamline, moving, the diaphragm phenomenon that can not be shifted before fixing plastic cement frame, by taking off on the reference column, is accurately fixed extension with diaphragm with the plastic cement frame.Solved that diaphragm is shifted in the prior art, module backlight has the technical problem of light leak, bright border in use.
Because the utility model embodiment diaphragm installation and positioning structure has the technical characterictic identical with module backlight, has unicity between the two, and has solved identical technical problem.
Certainly; Above-mentioned explanation is not to be the restriction to the utility model; The utility model also is not limited in above-mentioned giving an example; Variation, remodeling, interpolation or replacement that the technical staff in present technique field is made in the essential scope of the utility model embodiment also should belong to the protection domain of the utility model.
Claims (10)
1. a diaphragm installation and positioning structure has many reference columns, it is characterized in that: have at least a reference column upper end to be provided with the connecting portion that is used to connect extension.
2. diaphragm installation and positioning structure according to claim 1 is characterized in that: have two reference columns upper end to be provided with connecting portion, connecting portion has internal thread, and the extension bottom is provided with external screw thread, and reference column and extension are by suitable being threaded.
3. diaphragm installation and positioning structure according to claim 1 is characterized in that: have three reference column upper ends to be provided with connecting portion, slot is arranged on the connecting portion, the extension bottom is provided with tongue, and reference column is connected with tongue by suitable slot with extension.
4. module backlight; Comprise the backboard, LGP, the diaphragm that are arranged in order; Erectting on the backboard has many reference columns, has the locating hole adaptive with reference column on the diaphragm, it is characterized in that: have at least a reference column upper end to be provided with the connecting portion that is used to connect extension.
5. module backlight according to claim 4 is characterized in that: have two reference column upper ends to be provided with connecting portion, these two reference columns are positioned at the same end of backboard.
6. module backlight according to claim 4 is characterized in that: there are two reference column upper ends to be provided with connecting portion, and this upper end that is positioned at backboard of two reference columns, another root is positioned at the bottom of backboard.
7. module backlight according to claim 4 is characterized in that: have three reference column upper ends to be provided with connecting portion, these three reference columns are positioned at the backboard end, distribution triangular in shape.
8. module backlight according to claim 4 is characterized in that: have three reference column upper ends to be provided with connecting portion, have two reference columns to be positioned at the upper end of backboard, another root reference column is positioned at the bottom of backboard.
9. according to each described module backlight of claim 4 to 8, it is characterized in that: said connecting portion has internal thread, and the extension bottom is provided with external screw thread, and reference column and extension are by suitable being threaded.
10. according to each described module backlight of claim 4 to 8, it is characterized in that: on the said connecting portion slot is arranged, the extension bottom is provided with tongue, and reference column is connected with tongue by suitable slot with extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203553821U CN202229094U (en) | 2011-09-21 | 2011-09-21 | Membrane installation locating structure and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203553821U CN202229094U (en) | 2011-09-21 | 2011-09-21 | Membrane installation locating structure and backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202229094U true CN202229094U (en) | 2012-05-23 |
Family
ID=46079680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203553821U Expired - Fee Related CN202229094U (en) | 2011-09-21 | 2011-09-21 | Membrane installation locating structure and backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202229094U (en) |
-
2011
- 2011-09-21 CN CN2011203553821U patent/CN202229094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20200921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |