CN104728786B - Backlight module fixing device - Google Patents
Backlight module fixing device Download PDFInfo
- Publication number
- CN104728786B CN104728786B CN201310721841.7A CN201310721841A CN104728786B CN 104728786 B CN104728786 B CN 104728786B CN 201310721841 A CN201310721841 A CN 201310721841A CN 104728786 B CN104728786 B CN 104728786B
- Authority
- CN
- China
- Prior art keywords
- frame arm
- recess
- frame
- backboard
- posting
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a kind of backlight module fixing device, it includes a backboard and a posting.Backboard has a bottom surface and connects one first L-shaped flanging of bottom surface, and bottom surface at least has one first drift angle and one second drift angle adjacent to the first drift angle, and the first L-shaped flanging is located at the first drift angle and is positioned at an angle with bottom surface.First L-shaped flanging connects bottom surface and is positioned at an angle with bottom surface.Posting is arranged on bottom surface and with least one first frame arm and one second frame arm on the both sides of the first L-shaped flanging of contact backboard respectively.First frame arm connects the second frame arm and is positioned at an angle with the second frame arm, and the first frame arm has one first recess in the partial section of adjacent second frame arm, and the second frame arm has one second recess in the partial section of adjacent first frame arm.
Description
Technical field
The present invention is on a kind of backlight module fixing device.
Background technology
In backlight module design, glue frame can be embedded in metal backing closely to engage with four corners of backboard, however,
Glue frame is that glue moulds product, and the size of glue frame has manufacturing tolerance in itself, and backboard is metal sheet, and backboard also has manufacture public in itself
Difference, after the glue frame produced is engaged with backboard two, the size of glue frame exceedes the acceptable tolerance of backboard, when glue frame is attached to
Easily interfere during backboard with backboard and cause glue frame to arch upward.If but the excessive nargin of reservation, reservation between glue frame and backboard
Gap it is excessive, it is impossible to be fitted close, cause the loosening or vibration of element.Accordingly, it would be desirable to which a good fixed structure design comes
Solve this problem.
TaiWan, China patent announcement the TWI375069th discloses a kind of liquid crystal display device, including a front frame, a liquid crystal surface
Plate and bottom-lighting type back light module.Front frame engages with direct type backlight module and stores liquid crystal panel, and direct type backlight module
Including the diffusion sheet sequentially set, a glue frame, a light-source system, a reflector plate and a backboard.Light-source system and glue frame are located at
Between diffusion sheet and reflector plate, glue frame engages to form receiving space to house light-source system, and the adjacent both sides of backboard with backboard
Breach is provided between wall.
TaiWan, China patent announcement the TWI246040th discloses a kind of framework with barricade, an at least corner for barricade
There is an opening, it is to avoid framework is because temperature change produces dilation on position.There is an inclined-plane on barricade madial wall, it is to avoid
Because tolerance variation during frame manufacture, causes size bigger than normal or too small, liquid crystal panel during assembling is caused to loosen or rupture.It is above-mentioned
Preceding case does not disclose the engaging how solved the problems, such as between glue frame and backboard.
The content of the invention
The present invention provides a kind of element when avoiding assembling and tilts the backlight module fixing device loosened.
One embodiment of the invention provides a kind of backlight module fixing device, includes a backboard and a posting.Backboard
The one first L-shaped flanging with a bottom surface and connection bottom surface, bottom surface at least has one first drift angle and adjacent to the first drift angle
One second drift angle, and the first L-shaped flanging is located at and the first drift angle and is positioned at an angle with bottom surface.Posting is arranged on bottom surface and had
At least one first frame arm and one second frame arm on the both sides of the first L-shaped flanging of difference contact backboard.First frame arm connection second
Frame arm is simultaneously positioned at an angle with the second frame arm, and the first frame arm has one first recess in the partial section of adjacent second frame arm, and the
Two frame arms have one second recess in the partial section of adjacent first frame arm.
In one embodiment, the first recess adjacent to each other and is communicated with the second recess.
In one embodiment, the first frame arm has the outside towards the first L-shaped flanging, and the formation of the first recess is in the first frame
The outside of arm, the second frame arm has the outside towards the first L-shaped flanging, and the formation of the second recess is in the outside of the second frame arm.
In one embodiment, length of first recess on vertical second frame arm direction is more than the width of the second frame arm, and
Length of second recess on vertical first frame arm direction is more than the width of the first frame arm.
In one embodiment, posting can be a glue frame.Posting can be comprising four frame arms perpendicular to one another, and backboard
Bottom surface can be quadrangle.
In one embodiment, backboard has the one second L-shaped flanging positioned at the second drift angle, the second L-shaped flanging connection bottom surface
And be positioned at an angle with bottom surface, and one end contact second L-shaped flanging of the second frame arm away from the first frame arm.
In one embodiment, posting includes one the 3rd frame arm, and the 3rd frame arm connects the second frame arm and is resisted against the 2nd L
Shape flanging.
In one embodiment, the second frame arm has one the 3rd recess, the 3rd frame arm in the partial section of adjacent 3rd frame arm
There is one the 4th recess in the partial section of adjacent second frame arm, and the 3rd recess adjacent to each other and is communicated with the 4th recess.
By the design of each above-mentioned embodiment, because the corner of posting to be formed the drop face processing of recess, such as
This is when posting is arranged on backboard, it is possible to provide the extra extending space of posting, it is to avoid caused by the extruding of backboard side wall
The phenomenon that posting arches upward, and still can ensure that each face of posting can completely engage with backboard.On the other hand, frame arm is passed through
The drop face design of recess is formed, the size acceptable tolerance of posting can be relaxed, and still be may achieve and engaged completely and avoid posting
The problem of arching upward, can also be reduced because dimensional accuracy is not inconsistent the quantity of the defective products of generation.
Other objects and advantages of the present invention can from disclosed herein technical characteristic in be further understood.
For above and other objects of the present invention, feature and advantage can be become apparent, special embodiment below simultaneously coordinates accompanying drawing, makees
Describe in detail as follows.
Brief description of the drawings
Fig. 1 is the schematic diagram of the backlight module fixing device according to one embodiment of the invention.
Fig. 2 is Fig. 1 close-up schematic view.
Embodiment
For the present invention foregoing and other technology contents, feature and effect, in the following embodiment coordinated with reference to schema
Detailed description in, can clearly present.The direction term being previously mentioned in following examples, for example：It is upper and lower, left and right, preceding
Or rear etc., only it is the direction of refer to the attached drawing.Therefore, the direction term used is intended to be illustrative and not intended to limit the present invention.
Fig. 1 is the schematic diagram of the backlight module fixing device according to one embodiment of the invention, and Fig. 2 shows for Fig. 1 partial enlargement
It is intended to.Fig. 1 and Fig. 2 is please also refer to, a kind of backlight module fixing device 10 includes a backboard 12 and a posting 14.Backboard
12 have a bottom surface 22 and connect one first L-shaped flanging 16a of bottom surface 22, and bottom surface 22 at least has one first drift angle 22a and phase
Adjacent to the first drift angle 22a one second drift angle 22b.First L-shaped flanging 16a is located at the first drift angle 22a and presss from both sides one with bottom surface 22
Angle.Posting 14 is arranged on the bottom surface 22 of backboard 12, and posting 14 has the first L-shaped flanging of contact backboard 12 respectively
At least one first frame arm 14a on 16a both sides and one second frame arm 14b, first frame arm 14a connections the second frame arm 14b and with
Two frame arm 14b are positioned at an angle, and the first frame arm 14a has an one first recess P in adjacent second frame arm 14b partial section, and the
Two frame arm 14b have one second recess Q in adjacent first frame arm 14a partial section.Between above-mentioned L-shaped flanging 16a and bottom surface 22,
And two angles between frame arm 14a, 14b can for right angle or it is any needed for angle.In one embodiment, the first frame arm 14a
With the outside 141a towards the first L-shaped flanging 16a, and the first recess p-shaped is into the outside 141a in the first frame arm 14a,
Two frame arm 14b have the outside 141b towards the first L-shaped flanging 16a, and the second recess Q formation is in the second frame arm 14b outside
141b, and the first recess P and the second recess Q adjacent to each other and can communicate.In one embodiment, posting 14 for example can be a glue
Frame.
By the design of above-described embodiment, because the corner of posting 14 to be formed the drop face processing of recess, so
When posting 14 is arranged on backboard 12, it is possible to provide the extra extending space of posting 14, it is to avoid because of squeezing for the side wall of backboard 12
Pressure causes the phenomenon that posting 14 arches upward, and still can ensure that each face of posting 14 can completely engage with backboard 12.It is another
Aspect, is designed into the drop face of recess by frame arm shape, can relax the size acceptable tolerance of posting 14, and still may achieve complete card
Close and avoid the problem of posting arches upward, can also reduce because dimensional accuracy is not inconsistent the quantity of the defective products of generation.
Furthermore, in one embodiment, as shown in Fig. 2 the first recess P is along the length on the first frame arm 14a length directions
The second frame arm 14b width w2 can be more than by spending p, and the second recess Q is more than along the length q on the second frame arm 14b length directions
First frame arm 14a width w1, using more ensures that the frame arm of posting 14 will not swell because of the direct interference stresses of backboard 12.
In addition, as shown in figure 1, posting 14 can separately have one the 3rd frame arm 14c, and backboard 12 can have at the second drift angle 22b
One second L-shaped flanging 16b.Second L-shaped flanging 16b connections bottom surface 22 is simultaneously positioned at an angle with bottom surface 22, and the second frame arm 14b is remote
First frame arm 14a one end contact the second L-shaped flanging 16b, and the 3rd frame arm 14c is adjacent to the second frame arm 14b one end also contact
Second L-shaped flanging 16b.Second frame arm 14b has one the 3rd recess R, the 3rd frame arm in adjacent 3rd frame arm 14c partial section
14c has one the 4th recess S in adjacent second frame arm 14b partial section, and the 3rd recess R each other can phase with the 4th recess S
It is adjacent and communicate.Similarly, recess R, S length with respect to frame arm 14b, 14c width comparable according to the mode previously with regard to recess P, Q
Design, will not be swelled with the frame arm for more ensuring posting 14 because of the direct interference stresses of backboard 12.
The backboard 12 that Fig. 1 is illustrated has the bottom surface of quadrangle and posting 14 has four frame arm 14a- perpendicular to one another
14d, however, the profile of backboard 12 and posting 14 is not limited completely, the bottom surface 22 of such as backboard 12 can be triangle, polygon
Shape, star, semilune, cross, arrow-shaped, arc or above-mentioned compound shape etc., therefore the frame arm of posting 14 is same
Sample can corral go out various different profiles without restriction, and posting 14 only need have a corner can carry out the processing of drop face, and
The corner is not limited to a right angle, or any required angle.In addition, though only being carried out in a corner of posting 14
Foregoing drop face processing can produce the effect for avoiding posting 14 from arching upward, but also can carry out drop face processing in a plurality of corners
(such as Fig. 1 shows to carry out drop face in four corners), the invention is not restricted to this.Furthermore, L-shaped flanging 16a, 16b of backboard 12
Do not limited with the angle folded by bottom surface 22, and two adjacent L-shaped flanging (the first L-shaped flanging 16a and the 2nd L as illustrated in Fig. 1
Shape flanging 16b) it can be not attached to.
In one embodiment, the first L-shaped flanging 16a both sides correspond to the first frame arm 14a and the second frame arm 14b and also set respectively
There are one the 5th recess A, and the 6th recess B, also can help to avoid posting 14 from arching upward.Fig. 1, Fig. 2 shown with the 5th recess A and
6th recess B, but the invention is not restricted to this, in other embodiments, the first L-shaped flanging 16a both sides can not have the 5th
Recess A, and the 6th recess B.
The foregoing is only the preferred embodiments of the present invention, it is impossible to which the scope implemented of the present invention is limited with this, it is all according to
The simple equivalence changes that the claims in the present invention and the content of the invention are made and modification, all still belong to the scope of patent covering of the present invention
It is interior.In addition the present invention any embodiment or claim be not necessary to, realize disclosed herein whole purposes or advantage or spy
Point.
Symbol description
10 backlight module fixing devices
12 backboards
14 postings
14a-14d frame arms
On the outside of 141a, 141b frame arm
16a, 16b L-shaped flanging
22 bottom surfaces
The drift angles of 22a first
The drift angles of 22b second
The recesses of P first
The recesses of Q second
The recesses of R the 3rd
The recesses of S the 4th
The recesses of A the 5th
The recesses of B the 6th
P, q recess length
W1, w2 frame arm width
Claims (9)
1. a kind of backlight module fixing device, comprising a backboard, and a posting,
The backboard has a bottom surface and connects one first L-shaped flanging of the bottom surface, and the bottom surface at least has one first drift angle and phase
Adjacent to one second drift angle of first drift angle, the first L-shaped flanging is located at first drift angle and is positioned at an angle with the bottom surface,
The posting is arranged on the bottom surface, and the posting has the both sides of the first L-shaped flanging of the difference contact backboard
At least one first frame arm and one second frame arm, the first frame arm connect the second frame arm and are positioned at an angle with the second frame arm, should
First frame arm has one first recess in the partial section of the adjacent second frame arm, and the first frame arm has towards first L-shaped
One outside of flanging, and first recess formation is on the outside of this of the first frame arm, and the second frame arm is in adjacent first frame
The partial section of arm has one second recess.
2. backlight module fixing device as claimed in claim 1, it is characterised in that first recess and second recess are each other
It is adjacent and communicate.
3. backlight module fixing device as claimed in claim 1, it is characterised in that the second frame arm has towards the first L
One outside of shape flanging, and second recess formation is on the outside of this of the second frame arm.
4. backlight module fixing device as claimed in claim 1, it is characterised in that first recess is in the vertical second frame arm
Length on direction is more than the width of the second frame arm, and length of second recess on the vertical first frame arm direction is more than
The width of the first frame arm.
5. backlight module fixing device as claimed in claim 1, it is characterised in that the posting is a glue frame.
6. backlight module fixing device as claimed in claim 1, it is characterised in that the posting includes perpendicular to one another four
Frame arm, and the bottom surface of the backboard is quadrangle.
7. backlight module fixing device as claimed in claim 1, it is characterised in that the backboard has positioned at second drift angle
One second L-shaped flanging, the second L-shaped flanging connects the bottom surface and is positioned at an angle with the bottom surface, and the second frame arm away from this
One end contact of one frame arm the second L-shaped flanging.
8. backlight module fixing device as claimed in claim 7, it is characterised in that the posting includes one the 3rd frame arm, should
3rd frame arm connects the second frame arm and is resisted against the second L-shaped flanging.
9. backlight module fixing device as claimed in claim 8, it is characterised in that the second frame arm is in adjacent 3rd frame arm
Partial section there is one the 3rd recess, the 3rd frame arm has one the 4th recess in the partial section of the adjacent second frame arm,
And the 3rd recess and the 4th recess it is adjacent to each other and communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721841.7A CN104728786B (en) | 2013-12-24 | 2013-12-24 | Backlight module fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721841.7A CN104728786B (en) | 2013-12-24 | 2013-12-24 | Backlight module fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104728786A CN104728786A (en) | 2015-06-24 |
| CN104728786B true CN104728786B (en) | 2017-10-17 |
Family
ID=53452941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310721841.7A Expired - Fee Related CN104728786B (en) | 2013-12-24 | 2013-12-24 | Backlight module fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104728786B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243392A (en) * | 2011-07-12 | 2011-11-16 | 南京中电熊猫液晶显示科技有限公司 | Liquid crystal module |
| CN202361183U (en) * | 2011-11-08 | 2012-08-01 | 深圳市嘉泰宏实业有限公司 | Light-leaking-proof LED (Light-emitting Diode) backlight source structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100407994B1 (en) * | 2001-06-11 | 2003-12-03 | 엘지.필립스 엘시디 주식회사 | flat display module - housing assembly |
-
2013
- 2013-12-24 CN CN201310721841.7A patent/CN104728786B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243392A (en) * | 2011-07-12 | 2011-11-16 | 南京中电熊猫液晶显示科技有限公司 | Liquid crystal module |
| CN202361183U (en) * | 2011-11-08 | 2012-08-01 | 深圳市嘉泰宏实业有限公司 | Light-leaking-proof LED (Light-emitting Diode) backlight source structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104728786A (en) | 2015-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104698634B (en) | Display panel assembly and display device | |
| US9898134B2 (en) | In-cell touch panel and display device | |
| CN103591422B (en) | Display supporting module | |
| CN108255361B (en) | Touch display panel, driving method thereof and touch display device | |
| CN107703688B (en) | Array substrate and display device | |
| CN104020605B (en) | Display panel | |
| US10802339B2 (en) | Folded reflective sheet for LCD backlight module | |
| CN100434983C (en) | Panel display module | |
| CN103969734A (en) | Image compensation device, display device, and split display device | |
| CN107831612B (en) | Display panel, display device and display method | |
| CN108255350B (en) | Touch control display device | |
| CN103915043A (en) | Display device | |
| CN108962117B (en) | Foldable display panel and foldable display device | |
| US20150091833A1 (en) | Touch control display device and joint touch control display | |
| WO2016115784A1 (en) | Substrate, grating and display panel | |
| CN109375427B (en) | Display panel, manufacturing method thereof and display device | |
| CN104932154A (en) | Display substrate, display panel and display device | |
| WO2016165282A1 (en) | Array substrate, display panel and display device | |
| US20170045677A1 (en) | Display device and backlight module thereof | |
| US20190285927A1 (en) | Liquid crystal panel and manufacturing method thereof | |
| KR102152708B1 (en) | Video wall and fixing apparatus therefor | |
| CN105353913A (en) | Electrode layer, touch panel and display apparatus | |
| US10712860B2 (en) | Touch panel | |
| CN102866741B (en) | Touch-screen frame assembly and touch-screen | |
| US20160349888A1 (en) | Touch grating cell and touch stereoscopic display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 Termination date: 20201224 |