CN203720499U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN203720499U CN203720499U CN201420101853.XU CN201420101853U CN203720499U CN 203720499 U CN203720499 U CN 203720499U CN 201420101853 U CN201420101853 U CN 201420101853U CN 203720499 U CN203720499 U CN 203720499U
- Authority
- CN
- China
- Prior art keywords
- backlight module
- container cavity
- tapered portion
- protrusion part
- elastic protrusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007598 dipping method Methods 0.000 claims description 3
- 230000002411 adverse Effects 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 4
- 230000003287 optical effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005142 aphototropism Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
Landscapes
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The utility model relates to a backlight module and a display device. The backlight module comprises a module frame and a back plate. The module frame and the back plate form an accommodating cavity for accommodating a light source. The backlight module further comprises a supporting column extending into the accommodating cavity from the outer portion of the accommodating cavity, the supporting column comprises a cone-shaped part and a clamping part connected with the cone-shaped part, the sharp end of the cone-shaped part extends into the accommodating cavity, and the clamping part is located on the outer portion of the accommodating cavity. The display device comprises the backlight module. According to the backlight module and the display device, the supporting column extends into the accommodating cavity from the outer portion of the accommodating cavity, the supporting column is effectively prevented from falling into the accommodating cavity, potential safety hazards are eliminated, the adverse influence on optical or noise experiments is avoided, and product quality is further guaranteed.
Description
Technical field
The utility model relates to a kind of light-emitting device, particularly relates to a kind of backlight module and display device.
Background technology
Liquid crystal display (1iquid crystal display, LCD) be a kind of flat-panel screens being widely used most at present, because the liquid crystal in panel of LCD itself is not had a characteristics of luminescence, therefore for reaching display effect, need backlight module to provide brightness fully and the area source being evenly distributed to panel of LCD.In prior art, the light emitting diode of multiplex small volume (LED), as the light source of backlight module, to reduce backlight module thickness, and then reduces the thickness of display.
Support column in common down straight aphototropism mode set is all the inside assembling from cavity, due to the deficiency of structure aspects, cause backlight module support column in being vibrated or colliding easily to come off, and then drop in cavity, optics or noise experiment are produced to adverse influence.
Utility model content
The purpose of this utility model is to provide a kind of support column of avoiding to drop to backlight module and the display device in cavity.
Backlight module of the present utility model, comprise module framework and backboard, described module framework and described backboard are formed for holding the container cavity of light source, also comprise the support column that is stretched into the inside of described container cavity by the outside of described container cavity, the holding section that described support column comprises tapered portion and is connected with described tapered portion, the inside of described container cavity is stretched at the tip of described tapered portion, and described holding section is positioned at the outside of described container cavity.
Backlight module of the present utility model, wherein, on described backboard, be provided with mounting hole, the inside of described container cavity is stretched at the tip of described tapered portion by the outside of described container cavity by described mounting hole, the edge of described mounting hole is spacing so that described holding section remains in the outside of described container cavity to described holding section.
Backlight module of the present utility model, wherein, described tapered portion comprises the butt corresponding with described tip, described holding section is connected with described butt, between the tip of described tapered portion and butt, be provided with elastic protrusion part, described elastic protrusion part is stretched out by the surface of described tapered portion, and described elastic protrusion part is positioned at the inside of described container cavity, and the edge of described mounting hole is spacing so that the tip of described tapered portion remains in the inside of described container cavity to described elastic protrusion part.
Backlight module of the present utility model, wherein, described elastic protrusion part is multiple, multiple described elastic protrusion part are along the circumferential distribution of described tapered portion and be connected in the surface of described tapered portion.
Backlight module of the present utility model, wherein, the outwardly directed external part of described elastic protrusion part extends and outward-dipping by the surface of described tapered portion to the place direction of described backboard.
Backlight module of the present utility model, wherein, the outwardly directed external part of described elastic protrusion part is connected with the press section for driving described elastic protrusion part to be out of shape of the inside of stretching into described mounting hole.
Display device of the present utility model, comprises backlight module of the present utility model.
Backlight module of the present utility model and display device, support column is stretched into the inside of container cavity by the outside of container cavity, effectively avoid support column to drop to the inside of container cavity, removes a hidden danger thus, stop therefore optics or noise experiment to be produced to adverse influence, further ensure product quality.
Brief description of the drawings
Fig. 1 is the structural representation of backlight module of the present utility model;
Fig. 2 is the structural representation of the support column in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art can better understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As depicted in figs. 1 and 2, backlight module of the present utility model, comprises module framework 2 and backboard 3, and module framework 2 and backboard 3 are formed for holding the container cavity 5 of light source.Backlight module of the present utility model also comprises the support column 10 that is stretched into the inside of container cavity 5 by the outside of container cavity 5.Support column 10 is for supporting the diffusion sheet of inside of container cavity 5.For avoiding support column 10 to drop to the inside of container cavity 5, the holding section 12 that support column 10 comprises tapered portion 11 and is connected with tapered portion 11, tapered portion 11 comprise most advanced and sophisticated 13 and with most advanced and sophisticated 13 corresponding butts 14, holding section 12 is connected with butt 14, the inside of container cavity 5 is stretched at the tip 13 of tapered portion 11, and holding section 12 is positioned at the outside of container cavity 5.
Further, backlight module of the present utility model, wherein, is provided with mounting hole 6 on backboard 3, the inside of container cavity 5 is stretched at the tip 13 of tapered portion 11 by the outside of container cavity 5 by mounting hole 6, the edge of mounting hole 6 is spacing so that holding section 12 remains in the outside of container cavity 5 to holding section 12.
For further avoiding support column 10 to drop to the inside of container cavity, backlight module of the present utility model, wherein, tapered portion 11 comprise most advanced and sophisticated 13 and with most advanced and sophisticated 13 corresponding butts 14, holding section 12 is connected with butt 14, between the tip 13 of tapered portion 11 and butt 14, be provided with elastic protrusion part 15, elastic protrusion part 15 is stretched out by the surface of tapered portion 11, elastic protrusion part 15 is positioned at the inside of container cavity 5, and the edge of mounting hole 6 is spacing so that the tip 13 of tapered portion 11 remains in the inside of container cavity 5 to elastic protrusion part 15.
Backlight module of the present utility model, wherein, holding section 12 lays respectively at the outside of container cavity 5, the inside of container cavity 5 with elastic protrusion part 15, and the coordinating of the edge by holding section 12 and elastic protrusion part 15 and mounting hole 6, support column 10 is fixed on backboard 3.
Backlight module of the present utility model, wherein, elastic protrusion part 15 plastically deformables, when elastic protrusion part 15 plastic yield, its volume can dwindle, like this in the time that support column 10 is stretched into the inside of container cavity 5 by the outside of container cavity 5, can make elastic protrusion part 15 plastic yield, make to be entered by mounting hole 6 after its volume-diminished the inside of container cavity 5, when elastic protrusion part 15 is recovered original volume, the edge of mounting hole 6 is spacing so that the tip 13 of tapered portion 11 remains in the inside of container cavity 5 to elastic protrusion part 15.Now, support column 10 plays the effect of supporting die framing 2.
Backlight module of the present utility model, wherein, elastic protrusion part 15 is multiple, multiple elastic protrusion part 15 are along the circumferential distribution of tapered portion 11 and be connected in the surface of tapered portion 11.
Backlight module of the present utility model, wherein, the place direction of outwardly directed external part 16 toward back plate 3 of elastic protrusion part 15 is extended and is outward-dipping by the surface of tapered portion 11.
For convenience of the dismounting of support column 10, backlight module of the present utility model, wherein, the outwardly directed external part 16 of elastic protrusion part 15 is connected with the press section 17 for driving elastic protrusion part 15 to be out of shape of the inside of stretching into mounting hole 6.
In the time of dismounting support column 10, while extraction out to the outside of container cavity 5 by the inside of container cavity 5 by support column 10, can utilize press section 17 to make elastic protrusion part 15 plastic yield, make to be moved to by mounting hole 6 after its volume-diminished the outside of container cavity 5, support column 10 disassembles very easily thus.
Display device of the present utility model, comprises backlight module of the present utility model.
Backlight module of the present utility model and display device, support column is stretched into the inside of container cavity by the outside of container cavity, effectively avoid support column to drop to the inside of container cavity, removes a hidden danger thus, stop therefore optics or noise experiment to be produced to adverse influence, further ensure product quality.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a backlight module, comprise module framework and backboard, described module framework and described backboard are formed for holding the container cavity of light source, it is characterized in that, also comprise the support column that is stretched into the inside of described container cavity by the outside of described container cavity, the holding section that described support column comprises tapered portion and is connected with described tapered portion, the inside of described container cavity is stretched at the tip of described tapered portion, and described holding section is positioned at the outside of described container cavity.
2. backlight module according to claim 1, it is characterized in that, on described backboard, be provided with mounting hole, the inside of described container cavity is stretched at the tip of described tapered portion by the outside of described container cavity by described mounting hole, the edge of described mounting hole is spacing so that described holding section remains in the outside of described container cavity to described holding section.
3. backlight module according to claim 2, it is characterized in that, described tapered portion comprises the butt corresponding with described tip, described holding section is connected with described butt, between the tip of described tapered portion and butt, be provided with elastic protrusion part, described elastic protrusion part is stretched out by the surface of described tapered portion, described elastic protrusion part is positioned at the inside of described container cavity, and the edge of described mounting hole is spacing so that the tip of described tapered portion remains in the inside of described container cavity to described elastic protrusion part.
4. backlight module according to claim 3, is characterized in that, described elastic protrusion part is multiple, and multiple described elastic protrusion part are along the circumferential distribution of described tapered portion and be connected in the surface of described tapered portion.
5. backlight module according to claim 4, is characterized in that, the outwardly directed external part of described elastic protrusion part extends and outward-dipping by the surface of described tapered portion to the place direction of described backboard.
6. backlight module according to claim 5, is characterized in that, the outwardly directed external part of described elastic protrusion part is connected with the press section for driving described elastic protrusion part to be out of shape of the inside of stretching into described mounting hole.
7. a display device, is characterized in that, comprises the backlight module as described in claim 1-6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101853.XU CN203720499U (en) | 2014-03-07 | 2014-03-07 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101853.XU CN203720499U (en) | 2014-03-07 | 2014-03-07 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720499U true CN203720499U (en) | 2014-07-16 |
Family
ID=51159640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420101853.XU Expired - Fee Related CN203720499U (en) | 2014-03-07 | 2014-03-07 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720499U (en) |
-
2014
- 2014-03-07 CN CN201420101853.XU patent/CN203720499U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2352054A3 (en) | Liquid crystal module and display device | |
| US20140063403A1 (en) | Display module and display device | |
| EP2765475A3 (en) | Display device having display panel with integrated logo | |
| TW201614627A (en) | Display device | |
| EP2560043A3 (en) | Liquid crystal panel assembly and liquid crystal display apparatus having the same | |
| TW200706996A (en) | Display element, method of producing display element, and electronic apparatus including display element | |
| US8579455B2 (en) | Direct type backlight module and liquid crystal display device | |
| WO2016045201A3 (en) | Light guide plate and liquid crystal display device | |
| US20160059615A1 (en) | Fluorescent blackboard | |
| MY154356A (en) | Lighting device, display device, and television receiver | |
| CN203720499U (en) | Backlight module and display device | |
| CN203870362U (en) | Display device | |
| CN204477831U (en) | A kind of narrow frame backlight source of modified | |
| GB2547832A (en) | Backlight module structure | |
| CN202613209U (en) | Direct type LED (light-emitting diode) backlight module and LCD (liquid crystal display) adopting same | |
| CN204833954U (en) | New -type liquid crystal playback devices of shielding more | |
| EP2755079A3 (en) | Display apparatus | |
| CN204389839U (en) | The fixed sturcture of liquid crystal indicator and center and bonnet | |
| CN103982831A (en) | Backlight module | |
| TW200602717A (en) | Positioning apparatus for preventing deformation of diffuser plate of the backlight unit | |
| CN201548777U (en) | LED liquid crystal display panel | |
| US20130128180A1 (en) | Multifunctional plastic frame and backlight module | |
| CN202976698U (en) | Protective frame for screen of advertisement machine | |
| WO2011152158A9 (en) | Liquid crystal display device and planar light source device provided to liquid crystal display device | |
| CN203055383U (en) | Novel advertisement light box |
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: 20140716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |