CN100424559C - Supporting structure and backlight mould with the same - Google Patents
Supporting structure and backlight mould with the same Download PDFInfo
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- CN100424559C CN100424559C CNB2006101449051A CN200610144905A CN100424559C CN 100424559 C CN100424559 C CN 100424559C CN B2006101449051 A CNB2006101449051 A CN B2006101449051A CN 200610144905 A CN200610144905 A CN 200610144905A CN 100424559 C CN100424559 C CN 100424559C
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- fastener
- backlight module
- projection
- supporting construction
- follow block
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Abstract
The invention discloses a support structure for a backlight module. This backlight module includes a number of optical patches. Supporting structure includes a solid piece and a supporting part. Solid piece has a broken hole and a concave mouth, connected together. Supporting part includes a support column, a convex block, a board and a bump. The top of supporting column is to support those optical patches and convex block is installed at the bottom of the support column. Board is placed on the support column. The convex block is put towards the bottom of the plate. When the convex block breaks through the hole and rotates a proper angle, the board and convex block, respectively arrives on the up and down side of the solid part to grip it. The bump reaches the notch to locate support pieces. That makes supporting structure fixed with solid piece.
Description
Technical field
The present invention relates to a kind of supporting construction, and particularly relevant for a kind of supporting construction that is applied in the backlight module.
Background technology
The manufacturing technology of liquid crystal indicator (Liquid Crystal Display device, LCD device) is development apace in recent years, no matter it is significantly progressive to make that liquid crystal indicator all has on image quality, reaction rate and panel size.And volume is little, in light weight because it has possessed, power saving reaches advantages such as low radiant rays, makes liquid crystal indicator be applied in large quantities in the various electronic products such as mobile computer, digital camera, digital camera camera, mobile phone, computer screen and LCD TV.But because the display panels in the liquid crystal indicator is the display panel of non-self-luminosity, need provide light source, can produce the effect of display frame by backlight module (backlightmodule).
Please refer to Fig. 1, it shows the synoptic diagram of traditional backlight module.General traditional backlight module 10 comprises a backboard 11, at least one support column 12, a plurality of fluorescent tube 13 and a plurality of blooming piece 14.These a little blooming pieces 14 are arranged at backboard 11 tops, and are parallel to backboard 11, and the light that makes light source 13 be radiated can evenly diffuse to blooming piece, and the phenomenon of dark line can not occur.Support column 12 is arranged on the backboard 11, in order to support this a little blooming pieces 14, makes 11 of these a little blooming pieces 14 and backboards keep a spacing h, and keeps it and be parallel to backboard 11.
In the prior art, multiple design proposal about support column is arranged.The novel patent of TaiWan, China that the letters patent book number of TaiWan, China bulletin on January 1st, 95 is No. 284914 discloses the chimeric rotation support column arrangement of a backlight module, comprises the composition member of a support column deck and a backboard.The support column deck has two trips, and each trip tail end system extends to a card projection.It is that this blocks the mode that projection is carried two pilot holes that are buckled in backboard a bit, will support deck and be fixed on the backboard after utilizing the rotation of support column deck.Right this kind design, the phenomenon that trip ruptures takes place in the insufficient strength because of Fastening tenon structure itself easily, and its structural volume is big, has improved the cost of mould development relatively.
Again, the novel patent of TaiWan, China that the letters patent book number of TaiWan, China bulletin on January 1st, 95 is No. 284912 discloses backlight module rotation support column arrangement, revolves seat, a lock pad and fixing an of backboard by a support and forms.Utilize to support the mode that the button bar that revolves a bottom surface embeds second orbit hole of first orbit hole of backboard and lock pad, revolve and be locked on the backboard support is revolved seat.Right this kind support column arrangement is utilized the design of three-member type, reaches the purpose that fixed support revolves seat, has not only improved the complexity of support column arrangement, has relatively also improved cost of manufacture.
In addition, the United States Patent (USP) that the patent case of on July 4th, 2006 bulletin is number No. 7070313 discloses a fluorescent tube guidance device and uses the backlight device (lamp guide device andbacklight assembly for liquid crystal display device using the same) of its liquid crystal indicator.By a fluorescent tube guidance device (lamp guide) being set on a drain pan (lowercase), support a plurality of blooming pieces (optical sheet) during backlight device (backlight assembly).On drain pan, form a guiding connecting hole (guide connecting hole) and an a plurality of groove (concavity) respectively, the fluorescent tube guidance device can be fixed on the drain pan, and this fluorescent tube guidance device only can be applied to the backlight of lamp tube type.Thus, not only increased and made the complexity and the cost of drain pan, and limited the kind of applicable backlight device.
Summary of the invention
The backlight module that technical matters to be solved by this invention is to provide a kind of supporting construction and uses it.This supporting construction and support member simple in structure is buckled in the collocation part with small size holes when using its backlight module makes not only that overall volume is dwindled, manufacturing cost reduces, and more can strengthen the constant intensity of structure.
For achieving the above object, the present invention proposes a kind of supporting construction, and it is applied in the backlight module.Backlight module comprises a plurality of blooming pieces at least.Supporting construction comprises a fastener and a support member.Fastener has a holes and a recess, and holes is communicated with recess.Support member comprises that a support column, replaces projection, a follow block and a salient point.Support column has a top and a bottom, and the top is in order to support this a little blooming pieces.Replace projection and be arranged at the bottom.Follow block is arranged on the support column.Salient point is convexly set on the follow block towards the bottom.After replacing projection and passing holes and rotate an angle, follow block and replace projection respectively against the upper and lower surface of fastener with the clamping fastener, and the salient point correspondence is buckled in recess with positioning supporting part.Use and make support member be fixed on the fastener.
According to purpose of the present invention, other proposes a kind of backlight module, comprises a plurality of blooming pieces, a supporting construction, a circuit board and a luminescent device.Supporting construction comprises a fastener and a support member.Fastener has a upper surface, a holes and a recess, and this upper surface is the one side towards these a little blooming pieces of fastener, and holes is communicated with recess.Support member comprises that a support column, replaces projection, a follow block and a salient point.Support column has a top and a bottom, and the top is in order to supporting these a little blooming pieces on fastener, and these a little blooming pieces are parallel to fastener.Replace projection and be arranged at the bottom.Follow block is arranged on the support column.Salient point is convexly set on the follow block towards the bottom.Circuit board is set in parallel on the upper surface.Luminescent device is arranged on the circuit board, in order to a backlight to be provided.After replacing projection and passing holes and rotate an angle, follow block and replace projection respectively against the upper and lower surface of fastener with the clamping fastener, and the salient point correspondence is buckled in recess with positioning supporting part.Use and make support member be fixed on the fastener.
Compared with prior art, the invention has the advantages that:
1. support member is simple in structure, and the holes area of collocation is little, can reduce the mould development cost, has generally speaking promptly reduced production cost.
2. only need action, do not need the auxiliary of all the other instruments, support member can be fixed on the fastener, can make things convenient for and lock apace via rotation.
3. because support member only is fixed on the fastener by follow block and replaces projection clamping fastener, and the snapping of salient point and recess reaches, and therefore with after the support member reverse rotation and taking out, can reuse this support member.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
Description of drawings
Fig. 1 is the synoptic diagram of traditional backlight module;
Fig. 2 A is the sectional view according to the backlight module of preferred embodiment of the present invention;
Fig. 2 B is the sectional view of another angle of the backlight module of 2A figure;
Fig. 3 is the synoptic diagram according to the supporting construction of preferred embodiment of the present invention; And
Fig. 4 is the stereographic map of the support member of Fig. 3.
Wherein Reference numeral is:
10,20: backlight module
11: backboard
12,261: support column
13: fluorescent tube
14,21: blooming piece
22: supporting construction
23: circuit board
24: luminescent device
25: fastener
25a: upper surface
25b: holes
25c: recess
26: support member
261a: top
261b: bottom
262: replace projection
263: follow block
264: salient point
A: direction
B: long axis direction
D, h: spacing
θ: angle
Embodiment
Please be simultaneously with reference to Fig. 2 A and 2B.Fig. 2 A is the sectional view according to the backlight module of preferred embodiment of the present invention, and Fig. 2 B is the sectional view of another angle of the backlight module of Fig. 2 A.Backlight module 20 comprises a plurality of blooming pieces (optical sheet) 21, one supporting construction 22, a circuit board 23 and a luminescent device 24.The setting that coincides of these a little blooming pieces 21.Supporting construction 22 comprises a fastener 25 and a support member 26.Fastener 25 has upper surface 25a, a holes and 25b and a recess 25c (being illustrated among Fig. 2 B).Upper surface 25a is the one side towards these a little blooming pieces 21 of fastener 25.Holes 25b is communicated with recess 25c.Support member 26 comprises that a support column 261, replaces projection 262, a follow block 263 and a salient point 264 (being illustrated among Fig. 2 B).Support column 261 has a top 261a and a bottom 261b, and top 261a is in order to supporting these a little blooming pieces 21 on fastener 25, and these a little blooming pieces 21 are parallel to fastener 25.Replace projection 262 and be arranged at bottom 261b.Follow block 263 is arranged on the support column 261.Salient point 264 is convexly set on the follow block 263 towards bottom 261b.Circuit board 23 is arranged on the upper surface 25a.Luminescent device 24 is arranged on the circuit board 23, in order to a backlight to be provided.
In addition, the fastener 25 of present embodiment is a backboard (back plate) of backlight module 20, and it for example is a metal material, makes support member 26 firmly to be fixed on the fastener 25.Luminescent device 24 for example be a light emitting diode (Light Emitting Diode, LED), so also can be traditional cold cathode fluorescent lamp (Cold Cathode Fluorescent Lamp, CCFL).In the present embodiment, circuit board 23 is provided with a plurality of light emitting diodes, in order to the backlight as backlight module 20.Support member 26 makes itself and fastener 25 separate a distance in order to support this a little blooming pieces 21.Thus, have a space between these a little blooming pieces 21 and the fastener 25, so that the light that luminescent device 24 is radiated can evenly spread so far a little blooming pieces 21, the backlight that allows backlight module 20 be provided is the light source of a homogenising.
Please be simultaneously with reference to Fig. 3 and Fig. 4, Fig. 3 is the synoptic diagram according to the supporting construction of preferred embodiment of the present invention; Fig. 4 is the stereographic map of the support member of Fig. 3.In the present embodiment, support member 26 comprises two salient points 264, and fastener 25 has two recess 25c accordingly.Follow block 263 is a circular flat board.This two salient point 264 is positioned on the follow block 263 with respect to the both sides of replacing projection 262.As shown in Figure 3, replacing projection 262 preferably is an oval taper (elliptic cone) projection, and so that good supporting to be provided, and holes 25b correspondence preferably is an oval holes.The area of holes 25b equals to replace the maximum secting area of projection 262 at least, makes that replacing projection 262 can pass holes 25b.After replacing projection 262 and passing holes 25b and rotate an angle, follow block 263 and replace projection 262 and be buckled in recess 25c with positioning supporting part 26 against the upper and lower surface of fastener 25 with clamping fastener 25 and salient point 264 correspondences respectively uses making support member 26 be fixed on the fastener 25.
As shown in Figure 4, two salient points 264 are disposed at both sides relative on the follow block 263 along a direction A, and replace projection 262 and have a long axis direction B.The angle theta of long axis direction B and direction A is desire when being fixed in support member 26 on the fastener 25, replaces the angle that projection 262 passes holes 25b and is rotated.In the present embodiment, angle theta preferably is 90 degree.Follow block 263 and replace the spacing d of being separated by between the projection 262, this spacing d equals the thickness of fastener 25 in fact.Therefore when support member 26 is fixed on the fastener 25, follow block 263 and replace two surfaces up and down that projection 262 clamps fastener 25 just.Support column 261 is a taper shape (cone), makes when support member 26 supports this a little blooming piece 21, is difficult for taking place crooked phenomenon.
In addition, preferably be corresponding ellipse owing to replace projection 262 and holes 25b, when therefore desire is fixed to fastener 25 with support member 26, at first needs the long axis direction B that will replace projection 262 to aim at the long axis direction of holes 25b, and will replace projection 262 and pass holes 25b.After replacing projection 262 and passing holes 25b one distance, salient point 264 is the upper surface 25a of contact fastener 25.Then, support member 26 is rotated an angle with respect to fastener 25.This angle is the direction A of salient point 264 configurations and the angle theta between the long axis direction B, or the supplementary angle of angle theta.After support member 26 was with respect to the above-mentioned angle of fastener 25 rotations, salient point 264 was positioned at the position of recess 25c, and correspondence is buckled in recess 25c.Since follow block 263 with replace the thickness that equals fastener 25 between the projection 262 apart from d in fact, replace upper surface 25a and lower surface that projection 262 and follow block 263 distinguished clamping fasteners 25 this moment.Thus, be that support member 26 is fixed on the fastener 25.
Above-mentioned according to preferred embodiment of the present invention supporting construction and use its backlight module, utilize follow block and replace projection clamping fastener, and the salient point correspondence is buckled in the mode of recess, support member is fixed on the fastener, in order to support a plurality of blooming pieces on fastener.
Though the present invention discloses as above with a preferred embodiment; right its is not in order to limit the present invention; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (21)
1. a supporting construction is applied in the backlight module, and this backlight module comprises a plurality of blooming pieces at least, it is characterized in that, this supporting construction comprises:
One fastener has a holes and a recess, and this holes is communicated with this recess; And
One support member comprises:
One support column has a top and a bottom, and this top is in order to support those blooming pieces;
One replaces projection, is arranged at this bottom;
One follow block is arranged on this support column; And
One salient point is convexly set on this follow block towards this bottom;
Wherein, after this is replaced projection and passes this holes and rotate an angle, this follow block and this replace projection respectively against the upper and lower surface of this fastener with this fastener of clamping, and this salient point is buckled in this recess from the top correspondence of this fastener makes this support member be fixed on this fastener to locate this support member, to use.
2. supporting construction according to claim 1 is characterized in that, this fastener is a backboard.
3. supporting construction according to claim 1 is characterized in that, this follow block and this are replaced the projection spacing of being separated by, and this spacing equals the thickness of this fastener in fact.
4. supporting construction according to claim 1 is characterized in that, this support member comprises two these salient points, and this fastener correspondence comprises two these recesses.
5. supporting construction according to claim 4 is characterized in that, this two salient point is disposed at the both sides of this follow block along a direction, and this replaces a long axis direction of projection and the angle of this direction equals this angle.
6. supporting construction according to claim 5 is characterized in that, this angle is 90 degree.
7. supporting construction according to claim 1 is characterized in that, this replaces projection is an oval taper projection.
8. supporting construction according to claim 1 is characterized in that, this holes is an oval holes.
9. supporting construction according to claim 1 is characterized in that, this support column is a taper shape.
10. supporting construction according to claim 1 is characterized in that, this follow block is a circular flat board.
11. an application rights requires the backlight module of 1 described supporting construction, comprises a plurality of blooming pieces, it is characterized in that, this backlight module also comprises
One supporting construction, it comprises:
One fastener, this fastener have a upper surface, a holes and a recess, and this upper surface is the one side towards described a plurality of blooming pieces of fastener, and holes is communicated with recess;
One support member, this support member comprises:
One support column has a top and a bottom, and the top is in order to support described a plurality of blooming piece on fastener;
One replaces projection, is arranged at the bottom;
One follow block, follow block are arranged on the support column;
One salient point is convexly set on the follow block towards the bottom;
One circuit board is set in parallel on this upper surface;
One luminescent device is arranged on the circuit board, in order to a backlight to be provided;
After replacing projection and passing holes and rotate an angle, follow block and replace projection respectively against the upper and lower surface of fastener with the clamping fastener, and salient point is buckled in recess with positioning supporting part from the top correspondence of this fastener, makes support member be fixed on the fastener.
12. backlight module according to claim 11 is characterized in that, these a plurality of blooming pieces are parallel to this fastener.
13. backlight module according to claim 11 is characterized in that, this fastener is a backboard.
14. backlight module according to claim 11 is characterized in that, this follow block and this are replaced the projection spacing of being separated by, and this spacing equals the thickness of this fastener in fact.
15. backlight module according to claim 11 is characterized in that, this support member comprises two these salient points, and this fastener correspondence comprises two these recesses.
16. backlight module according to claim 15 is characterized in that, this two salient point is disposed at the both sides of this follow block along a direction, and this replaces a long axis direction of projection and the angle of this direction equals this angle.
17. backlight module according to claim 16 is characterized in that, this angle is 90 degree.
18. backlight module according to claim 11 is characterized in that, this replaces projection is an oval taper projection.
19. backlight module according to claim 11 is characterized in that, this holes is an oval holes.
20. backlight module according to claim 11 is characterized in that, this support column is a taper shape.
21. backlight module according to claim 11 is characterized in that, this follow block is a circular flat board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101449051A CN100424559C (en) | 2006-11-22 | 2006-11-22 | Supporting structure and backlight mould with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101449051A CN100424559C (en) | 2006-11-22 | 2006-11-22 | Supporting structure and backlight mould with the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1967333A CN1967333A (en) | 2007-05-23 |
| CN100424559C true CN100424559C (en) | 2008-10-08 |
Family
ID=38076180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101449051A Active CN100424559C (en) | 2006-11-22 | 2006-11-22 | Supporting structure and backlight mould with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100424559C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9967985B2 (en) | 2015-10-08 | 2018-05-08 | Au Optronics Corporation | Display device and assembling method thereof |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101377580B (en) * | 2007-08-31 | 2010-08-25 | 群康科技(深圳)有限公司 | Backlight module unit and LCD device |
| RU2459140C1 (en) * | 2008-05-13 | 2012-08-20 | Шарп Кабусики Кайся | Device of light sources, display device, wiring board and side holder |
| CN101363597B (en) * | 2008-09-17 | 2010-04-14 | 友达光电（苏州）有限公司 | Fixing mechanism for back light module unit |
| CN101915401B (en) * | 2010-07-12 | 2011-12-07 | 友达光电股份有限公司 | Tube support seat and backlight module with membrane support frame |
| CN103742840B (en) * | 2014-01-27 | 2016-02-17 | 冠捷显示科技（厦门）有限公司 | The method for designing of the support member in backlight module and backlight module |
| CN114185197A (en) * | 2020-09-14 | 2022-03-15 | 群创光电股份有限公司 | Backlight module and display device including the same |
| CN113325615B (en) * | 2020-09-29 | 2023-09-08 | 九江力达科技股份有限公司 | Photoelectric film position adjusting device |
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| US20050071858A1 (en) * | 2003-09-29 | 2005-03-31 | Ming-Yu Chen | Optical disc drive which can firmly fix its tray module within its housing |
| CN1605912A (en) * | 2004-11-09 | 2005-04-13 | 友达光电股份有限公司 | Directly-down backlight module |
| US20050225960A1 (en) * | 2004-04-01 | 2005-10-13 | Yi-Shiuan Tsai | Backlight module |
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2006
- 2006-11-22 CN CNB2006101449051A patent/CN100424559C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050071858A1 (en) * | 2003-09-29 | 2005-03-31 | Ming-Yu Chen | Optical disc drive which can firmly fix its tray module within its housing |
| US20050225960A1 (en) * | 2004-04-01 | 2005-10-13 | Yi-Shiuan Tsai | Backlight module |
| CN1605912A (en) * | 2004-11-09 | 2005-04-13 | 友达光电股份有限公司 | Directly-down backlight module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9967985B2 (en) | 2015-10-08 | 2018-05-08 | Au Optronics Corporation | Display device and assembling method thereof |
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| Publication number | Publication date |
|---|---|
| CN1967333A (en) | 2007-05-23 |
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