CN104456294B - liquid crystal display device and its backlight module - Google Patents
liquid crystal display device and its backlight module Download PDFInfo
- Publication number
- CN104456294B CN104456294B CN201410620929.4A CN201410620929A CN104456294B CN 104456294 B CN104456294 B CN 104456294B CN 201410620929 A CN201410620929 A CN 201410620929A CN 104456294 B CN104456294 B CN 104456294B
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- China
- Prior art keywords
- frame
- support member
- backlight module
- breach
- display panel
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of liquid crystal display device and its backlight module.The backlight module includes back frame frame, the lamp source being arranged on back frame frame and support member, and wherein support member is arranged on back frame frame, to support the display panel being arranged on its loading end.By the above-mentioned means, the present invention can reduce the manufacturing cost of liquid crystal display device and its backlight module, and be conducive to the narrow frame design of liquid crystal display device using without glue frame design.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to a kind of liquid crystal display device designed without frame glue and its
Backlight module.
Background technology
Liquid crystal display device generally comprises front frame 11 as shown in Figure 1, display panel 12 and backlight module, backlight module master
To include glue frame 131, optical diaphragm group 132, back frame frame 133, light guide plate and lamp source 134 etc., wherein glue frame 131 and back frame frame
133 are engaged with front frame 11, to grip and protect display panel 12.
In backlight module, glue frame 131 is generally used for support display panel 12 and ensures that backlight module is integrally-built tight
Close property.However, the manufacture of glue frame 131 not only needs glue frame material cost, and need mould development cost and corresponding group
The process costs such as dress, cause the manufacturing cost of backlight module and liquid crystal display device higher, glue frame 131 is arranged at aobvious in addition
Show the periphery of panel 12, be unfavorable for the narrow frame design of liquid crystal display device.
The content of the invention
In view of this, technical problem to be solved of the embodiment of the present invention is to provide a kind of liquid crystal display device and its backlight
Module, can reduce the manufacturing cost of liquid crystal display device and its backlight module, and be conducive to liquid crystal display device
Narrow frame design.
In order to solve the above technical problems, one aspect of the present invention is：A kind of backlight module, including the back of the body are provided
Framework, the lamp source being arranged on back frame frame and support member, support member are arranged on back frame frame, and its carrying is arranged to support
Display panel on face.
Wherein, backlight module includes buffering spacer, and buffering spacer is arranged on the loading end of support member.
Wherein, back frame frame includes bottom plate and encloses side wall located at floor peripheral, and support member is arranged on the wall of side, support member
Top surface contacted with the bottom surface of display panel.
Wherein, the side wall of back frame frame is provided with the first breach, and support member is fixed on the bottom surface of the first breach, and support member
Width is less than or equal to the width of the first breach.
Wherein, support member includes horizontal part and is fixed on the rake at horizontal part two ends, and rake is with horizontal part in blunt
Angle is connected, and horizontal part is contacted with the bottom surface of display panel and is arranged at intervals with the bottom surface of the first breach.
Wherein, backlight module further comprises the optical diaphragm group for being provided with ear loop, and ear loop is included from blooming piece
The edge overhead kick portion extended towards support member of the main part of group and the extension being connected with overhead kick portion, extension are arranged in level
Between portion and the bottom surface of the first breach, and overhead kick portion is connected to rake, and rake prevents overhead kick portion towards optical diaphragm group
Main part is moved.
Wherein, optical diaphragm group offers the second breach, and ear loop is arranged in the second breach, and the depth of the second breach is small
In or equal to ear loop length, and equal to support member width.
Wherein, support member and back frame frame are formed in one structure.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of liquid crystal display device is provided,
Including front frame, display panel and above-mentioned backlight module, front frame is fixed with back frame frame, and by display panel pressure holding in support member
On loading end.
Wherein, front frame includes upper side frame and side frame, and the side wall of side frame and back frame frame mutually fixes, and upper side frame is by display surface
Plate pressure holding is on the loading end of support member, and the width of upper side frame is less than or equal to the width of support member.
By above-mentioned technical proposal, the beneficial effect produced by the embodiment of the present invention is：The embodiment of the present invention passes through support
Part replaces glue frame of the prior art to support display panel, due to using without glue frame design, therefore, it is possible to reduce backlight mould
The manufacturing cost of group, and be conducive to the narrow frame design of the liquid crystal display device using the backlight module.
Brief description of the drawings
Fig. 1 is the structural decomposition diagram of the liquid crystal display device of an embodiment in the prior art；
Fig. 2 is the structural decomposition diagram of the liquid crystal display device of the preferred embodiment of the present invention；
Fig. 3 is the overall structure partial side view of the backlight module of the preferred embodiment of the present invention；
Fig. 4 is the structural side view of the support member of backlight module shown in Fig. 3；
Fig. 5 is the structure partial top view of the optical diaphragm group of the preferred embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that embodiments described below of the present invention is only a part of embodiment of the present invention, rather than whole
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under the premise of creative work is not made
The all other embodiment obtained, belongs to the scope of protection of the invention.
Fig. 2 is the structural decomposition diagram of the liquid crystal display device of the preferred embodiment of the present invention.Refer to shown in Fig. 2, this
The liquid crystal display device 20 of embodiment includes front frame 21, (liquid crystal) display panel 22 and backlight module 23, and wherein front frame 21 is used
In by the pressure holding of display panel 22 on backlight module 23, so as to position and protect display panel 22.
Incorporated by reference to shown in Fig. 3, backlight module 23 include back frame frame 231, the lamp source 232 being arranged on back frame frame 231 and
Support member 233, support member 233 is arranged on back frame frame 231, the display panel 22 being arranged to support on its loading end.When
So, the other structures also including light guide plate etc. of backlight module 23.
The glue frame (such as glue frame 131 shown in Fig. 1) of prior art is replaced to support display panel by support member 233
22, due to using the design without glue frame, therefore prior art is compared to, the present embodiment can reduce the production of backlight module 23
Manufacturing cost.
Also, support member 233 is arranged at the bottom surface of display panel 22 and simultaneously non-circumferential, saves frame glue in the prior art and exists
Width shared by periphery, therefore the present embodiment also helped and set using the narrow frame of the liquid crystal display device 20 of backlight module 23
Meter.
Please further combined with shown in Fig. 4, back frame frame 231 includes bottom plate 41 and encloses side wall 42 located at the periphery of bottom plate 41,
Support member 233 is arranged on side wall 42, and the top surface of support member 233 is contacted with the bottom surface of display panel 22.Specifically,
The side wall 42 of back frame frame 231 is provided with the first breach 43, bottom surface and the plane residing for side wall 42 of the first breach 43
Perpendicular, support member 233 is fixed on the bottom surface of the first breach 43, and preferably the width of support member 233 lacks less than or equal to first
Mouthfuls 43 width, wherein the direction that the width correspondence of the first breach 43 is moved towards along the structure perpendicular to support member 233, rather than along the back of the body
The structure trend of the side wall 42 of framework 231.
It is preferred that support member 233 is symmetrical structure, it includes the horizontal part 331 of strip setting and is fixed on horizontal part 331
The rake 332 at two ends, preferred angled portion 332 is connected in obtuse angle with horizontal part 331, the top surface and display panel of horizontal part 331
22 bottom surface contact.
The present embodiment preferred levels portion 331 and the bottom surface of the first breach 43 are arranged at intervals, and liquid crystal display is filled to realize
Put the positioning of 20 optical diaphragm group 24.Optical diaphragm group 24 refers to making the exiting surface of the light guide plate of backlight module 23 to send out
The uniform light that goes out and the one or more blooming pieces for improving display brightness.Specifically, incorporated by reference to shown in Fig. 5,
Optical diaphragm group 24 includes an at least ear loop 241, and the ear loop 241 is included from the edge of optical diaphragm group 24,
I.e. the edge of the main part of optical diaphragm group 24, is connected towards the overhead kick portion 242 of the extension of support member 233 and with overhead kick portion 242
Extension 243, preferably overhead kick portion 242 and extension 243 are perpendicular so that ear loop 241 is T-shaped.
Extension 243 is arranged in the interval region between the bottom surface of the breach 43 of horizontal part 331 and first of support member 233,
And overhead kick portion 242 is connected to the rake 332 of support member 233 with the side that extension 243 is connected, now support member 233 inclines
Inclined portion 332 prevents overhead kick portion 242 from being moved towards the main part of optical diaphragm group 24, so as to realize to whole optical film piece group 24
Positioning, prevents optical diaphragm group 24 from producing dislocation in assembling, handling process.
When carrying display panel 22 in view of support member 233 (horizontal part 331), cause the corresponding support member of display panel 22
The region of 233 (horizontal part 331) width turns into non-display area, and the preferred optical diaphragm group 24 of the present embodiment offers second and lacked
Mouth 244, to house support member 233, and ear loop 241 is arranged in the second breach 244, i.e. the depth of the second breach 244 is small
In or equal to ear loop 241 length and equal to support member 233 width.
Referring to shown in Fig. 2, the side frame of preferred front frame 21 passes through screwed lock with the side wall of back frame frame 231 during assembling
Subsidiary formula formula is mutually fixed, the upper side frame of front frame 21 by the pressure holding of display panel 22 on the loading end of support member 233 so that by display surface
Plate 22 consolidates pressure holding on backlight module 23.In order to ensure the width of the narrow frame design of liquid crystal display device 20, preferably upper side frame
Degree is less than or equal to the width of support member 233, the i.e. depth less than or equal to the second breach 244.
It is emphasized that direction term involved in describing in full of the embodiment of the present invention, such as upper and lower, left and right with
And depth and width etc., only it is the direction shown in refer to the attached drawing, for illustrating and readily appreciating the present invention, and is not used to limitation originally
Invention.
And it should be appreciated that above-mentioned backlight module 23 and liquid crystal display device 20 are only the one of real of the present invention
Example is applied, other embodiment there can be other designs, for example：Support member 233 and back frame frame 231 can be that integrated formed structure also may be used
Not to be；In order to be damaged when ensureing that the support member 233 with high intensity carries display panel 22 in assembling, handling process
Display panel 22, the embodiment of the present invention can set buffering spacer on the loading end of support member 233 (horizontal part 331) so that
Loading end has certain elastic buffer.
The primary and foremost purpose of the present invention is to replace glue frame of the prior art to support display panel by support member, is realized
The manufacturing cost of backlight module is reduced, and is conducive to the narrow frame design of the liquid crystal display device using the backlight module
Technique effect.
Illustrate again, the foregoing is only embodiments of the invention, be not intended to limit the scope of the invention, it is every
Technology is special between the equivalent structure or equivalent flow conversion made using description of the invention and accompanying drawing content, such as each embodiment
That levies is be combined with each other, or is directly or indirectly used in other related technical fields, and the patent for being similarly included in the present invention is protected
In the range of shield.
Claims (7)
1. a kind of backlight module, it is adaptable to the liquid crystal display panel with front frame, it is characterised in that the backlight module includes the back of the body
Framework, the lamp source being arranged on the back frame frame and support member, the back frame frame include bottom plate and enclosed located at the bottom plate
The side wall on periphery, the support member is arranged on the side wall of the back frame frame, and the side wall is provided with the first breach, the front frame
Including upper side frame and side frame, the side wall of the side frame and the back frame frame is mutually fixed, and the support member is fixed on described
The bottom surface of one breach, the support member includes horizontal part and is fixed on the rake at the horizontal part two ends, the rake
Be connected in obtuse angle with the horizontal part, the horizontal part contacted with the bottom surface of the display panel and with the bottom of first breach
Face is arranged at intervals, the upper side frame by the display panel pressure holding on the loading end of the support member, the top of the support member
Face is contacted with the bottom surface of the display panel and to support the display panel being arranged on its loading end.
2. backlight module according to claim 1, it is characterised in that the backlight module also includes buffering spacer, described
Buffering spacer is arranged on the loading end of the support member.
3. backlight module according to claim 1, it is characterised in that the width of the support member is less than or equal to described the
The width of one breach.
4. backlight module according to claim 1, it is characterised in that the backlight module further comprises being provided with hangers
The optical diaphragm group in portion, the edge that the ear loop includes the main part from the optical diaphragm group extends towards the support member
Overhead kick portion and the extension that is connected with the overhead kick portion, the extension is arranged in the horizontal part and first breach
Between bottom surface, and the overhead kick portion is connected to the rake, and the rake prevents the overhead kick portion towards the optical film
The main part movement of piece group.
5. backlight module according to claim 4, it is characterised in that the optical diaphragm group offers the second breach, institute
State ear loop to be arranged in second breach, the depth of second breach is less than or equal to the length of the ear loop, and
Equal to the width of the support member.
6. backlight module according to claim 1, it is characterised in that the support member is formed in one with the back frame frame
Structure.
7. a kind of liquid crystal display device, it is characterised in that the liquid crystal display device will including front frame, display panel and right
Seek the backlight module described in 1~6 any one, the front frame is fixed with the back frame frame, and by the display panel pressure holding in
On the loading end of the support member.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410620929.4A CN104456294B (en) | 2014-11-05 | 2014-11-05 | liquid crystal display device and its backlight module |
| PCT/CN2014/090997 WO2016070453A1 (en) | 2014-11-05 | 2014-11-13 | Liquid crystal display apparatus and backlight module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410620929.4A CN104456294B (en) | 2014-11-05 | 2014-11-05 | liquid crystal display device and its backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104456294A CN104456294A (en) | 2015-03-25 |
| CN104456294B true CN104456294B (en) | 2017-09-01 |
Family
ID=52902788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410620929.4A Active CN104456294B (en) | 2014-11-05 | 2014-11-05 | liquid crystal display device and its backlight module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104456294B (en) |
| WO (1) | WO2016070453A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594503A (en) * | 2015-06-29 | 2018-09-28 | 青岛海信电器股份有限公司 | A kind of display device and glue frame and backboard for display device |
| CN105223723B (en) * | 2015-11-04 | 2019-09-17 | 合肥京东方显示光源有限公司 | Backlight glue iron construction and preparation method thereof, backlight, display device |
| CN112987361B (en) * | 2019-12-16 | 2023-02-24 | 京东方科技集团股份有限公司 | Display module and display device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203731310U (en) * | 2014-01-26 | 2014-07-23 | 深圳Tcl新技术有限公司 | Positioning device, backlight module and liquid crystal displayer |
| CN203823673U (en) * | 2014-03-24 | 2014-09-10 | 荣晋精密科技股份有限公司 | Plastic frame-free frame-type backplane structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001282112A (en) * | 2000-03-29 | 2001-10-12 | Sharp Corp | Display device |
| CN102096218B (en) * | 2010-12-02 | 2012-12-12 | 深圳市华星光电技术有限公司 | Liquid crystal display module and integrally-molded back plate thereof |
| CN103162161B (en) * | 2011-12-08 | 2015-07-08 | 上海中航光电子有限公司 | Backlight module and liquid crystal display device |
| CN103295477B (en) * | 2012-03-05 | 2015-07-22 | 群康科技(深圳)有限公司 | Simple module display |
| CN102621743B (en) * | 2012-04-13 | 2015-04-22 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
| US20130286321A1 (en) * | 2012-04-28 | 2013-10-31 | Yicheng Kuo | LCD Device and Backlight Module |
| KR102013834B1 (en) * | 2012-08-10 | 2019-08-26 | 삼성디스플레이 주식회사 | Backlight and display device including the same |
-
2014
- 2014-11-05 CN CN201410620929.4A patent/CN104456294B/en active Active
- 2014-11-13 WO PCT/CN2014/090997 patent/WO2016070453A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203731310U (en) * | 2014-01-26 | 2014-07-23 | 深圳Tcl新技术有限公司 | Positioning device, backlight module and liquid crystal displayer |
| CN203823673U (en) * | 2014-03-24 | 2014-09-10 | 荣晋精密科技股份有限公司 | Plastic frame-free frame-type backplane structure |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016070453A1 (en) | 2016-05-12 |
| CN104456294A (en) | 2015-03-25 |
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