CN100421003C - Light negative board mould set - Google Patents
Light negative board mould set Download PDFInfo
- Publication number
- CN100421003C CN100421003C CNB031386970A CN03138697A CN100421003C CN 100421003 C CN100421003 C CN 100421003C CN B031386970 A CNB031386970 A CN B031386970A CN 03138697 A CN03138697 A CN 03138697A CN 100421003 C CN100421003 C CN 100421003C
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- China
- Prior art keywords
- shell
- fluorescent tube
- guide plate
- light guide
- light
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Abstract
The present invention relates to a back light plate module. The present invention comprises a first outer casing, a bottom cover, a lamp tube, a light guide plate and a second outer casing, wherein the bottom cover comprises a rotary part and a fastener, and the rotary part of the bottom cover is connected with the first outer casing; the lamp tube is arranged in a space formed by the first outer casing and the bottom cover; the light guide plate is arranged beside the lamp tube and is used for guiding light emitted by the lamp tube; the second outer casing is arranged on the back side of the light guide plate, and comprises a fastening part which can be fastened with the fastener of the bottom cover.
Description
Technical field
The present invention relates to a kind of backlight module, particularly a kind of light-tube easy-to-disassemble and assemble module backlight.
Background technology
Along with popularizing gradually of liquid crystal panel, had increasing user using liquid crystal panel, and simultaneously, the price of liquid crystal panel is simultaneously also more and more lower.Generally speaking, in use for some time, the fluorescent tube of its module backlight damages easily or burns and need to change.Yet force down at panel price, profit space is now compressed, provide the favorable service quality difficult really, as easy parts that damages such as backlight module group lamp tubes, if can allow consumer's dismounting voluntarily in extremely easy mode, save manufacturer and consumer both sides' time and money surely, reach the benefit of doulbe-sides' victory.Therefore, the present invention promptly is to provide one to make things convenient for user's backlight module of dismounting fluorescent tube voluntarily, with the raising competitiveness of product, and saves cost.
Known technology such as patent announcement number No. 454854 patents " light-tube easy-to-disassemble and assemble backlight module " leave a gap between its frame and its light tube assembly, can make things convenient for substituting of its light tube assembly.Though right its viewpoint from those skilled in the art may can be substituted really easily, then just may not be certain easily from grass-roots viewpoint of measures; Require general user to take the shell of liquid crystal panel voluntarily apart, find fluorescent tube, find the screw that pins fluorescent tube, change fluorescent tube, it only takes the step of the shell of liquid crystal panel apart, just is enough to make general user to step back, and is afraid of that deeply one is just made a mess of liquid crystal panel because of carelessness.So preferably the design of suitable user's easy dismounting fluorescent tube is exactly the same with wireless battery, only need the lid in the cavity outside of settling battery is opened, battery is changed, can finish replacing, just so simple.And the present invention promptly is to design a kind of lid in the cavity outside of fluorescent tube of can settling and opens, the module backlight that fluorescent tube is directly changed.Can allow user's dismounting fluorescent tube and do not need to send to repair voluntarily, can save the user and the producer's time and money, and improve this competitiveness of product.
Summary of the invention
The present invention includes one first shell, a bottom, a fluorescent tube, a light guide plate and one second shell.Bottom comprises a rotating part and a fastener, and bottom is connected with first shell with rotating part.Fluorescent tube is located in first shell and the formed space of bottom.Light guide plate is located at by the fluorescent tube, in order to the guiding light that fluorescent tube distributed.Second shell is located at the light guide plate dorsal part, and second shell comprises a buckling parts, and buckling parts can be interlocked with the fastener of bottom.
The invention reside in provides a kind of backlight module with bottom, can allow the user open bottom voluntarily and directly change fluorescent tube, save the user and the producer's time and money, and because the consumptive material of fluorescent tube for needing to regularly replace, so design must make product of the present invention extensively be subjected to liking of consumer easily.
Description of drawings
Fig. 1 shows the user mode figure of the first embodiment of the present invention;
Fig. 2 shows the structural representation of the first embodiment of the present invention;
Fig. 3 a shows the lamp socket of the first embodiment of the present invention and the stereographic map of tube clamping part;
Fig. 3 b shows the lamp socket of the first embodiment of the present invention and the stereographic map of tube clamping part;
Fig. 4 a shows the fastener of the first embodiment of the present invention and the buckling state figure of buckling parts;
Fig. 4 b shows the rotating part structural map of the first embodiment of the present invention;
Fig. 4 c shows the upward top mechanism structural map of the first embodiment of the present invention;
Fig. 5 a shows the structural representation when cover plate is closed of the first embodiment of the present invention;
Fig. 5 b shows the structural representation of the second embodiment of the present invention;
Fig. 6 a shows the second embodiment of the present invention, and another implements the structural representation of sample attitude;
Fig. 6 b shows the second embodiment of the present invention, and another implements the structural representation of sample attitude.
Embodiment
Backlight module of the present invention, its user mode figure are the dorsal parts of being located at liquid crystal panel, so that backlight to be provided as shown in Figure 1.Among Fig. 1, module backlight of the present invention is located at after the Polarizer 102, is provided with liquid crystal layer 104 and colored filter 103 between Polarizer 102 and the Polarizer 101, and is fixing with shell 105 around it.
First embodiment of the present invention as shown in Figure 2, comprises one first shell, 110, one bottom 112, one fluorescent tubes, 160, one light guide plate 140 and one second shells 120.Bottom 112 comprises a rotating part 113 and a fastener 114, and bottom 112 is connected with first shell 110 with rotating part 113.Fluorescent tube 160 is located in first shell 110 and the bottom 112 formed spaces.It is other that light guide plate 140 is located at fluorescent tube 160, in order to the light that guides fluorescent tube 160 to be distributed.Second shell 120 is located at light guide plate 140 dorsal parts, and second shell 120 comprises a buckling parts 144, and buckling parts 144 can be interlocked with the fastener 114 of bottom 112.
And between the above-mentioned light guide plate 140 and second shell 120, can establish a reflecting plate 133 again, concentrate on the front side of light guide plate 140 with the light that light guide plate 140 is dispersed out.And bottom 112 also can be established a reflecting plate 132 towards fluorescent tube 160 sides, with the light that fluorescent tube 160 is dispersed out, concentrates and injects light guide plate 140.Same, first shell 110 towards the fluorescent tube side, also can establish a reflecting plate 131, with the light that fluorescent tube 160 is dispersed out, concentrate and inject light guide plate 140.
Wherein, rotating part 113, as shown in Fig. 4 b, snap in the snap openings 1132 of being located at first shell 110 with the engaging of being located at bottom 112 1131, mode with engaging connects, and the function of rotation is provided, wherein, the material of engaging 1131 can be selected the polymkeric substance of plastic cement or other tool spring functions for use.
And above-mentioned rotating part 113 also can utilize riveted way (not shown) to connect, and this moment, rotating part 113 can be metal material.
And the detailed icon of fastener 114 and buckling parts 144 is as shown in Fig. 4 a, and the mode that its use snaps in fastens, and the material of fastener 114 and this buckling parts 144 can be the polymkeric substance of plastic cement or other tool spring functions.
And be located at fluorescent tube 160 in first shell 110 and the bottom 112 formed cavitys, and can be fixed in the cavity by lamp socket, indicate the position of fluorescent tube 160 and lamp socket among Fig. 2.And in Fig. 3 a, having demonstrated the stationary state of this fluorescent tube 160, fluorescent tube 160 is fixing with this first lamp socket 150 and the 2nd lamp socket 159.And between first lamp socket 150 and the 2nd lamp socket 159, also being provided with at least one tube clamping part 155, these holders are in order to clamping and firm fluorescent tube 160, to avoid fluorescent tube 160 slippages.
Wherein, first lamp socket 150 and the 2nd lamp socket 159 are provided with conducting weld part 154, with the welding electric wire, provide fluorescent tube 160 electric energy.
And on bottom 112, can establish top mechanism 115 (as shown in Fig. 4 c) again, its fluorescent tube that can head into first fluorescent tube 150 is inserted opening 152, to prevent fluorescent tube 160 slippages; And it also can head into the opening of tube clamping part 155, to prevent fluorescent tube 160 slippages.
Fig. 5 a shows that module backlight of the present invention is in the constitutional diagram of bottom 112 when closing.Though in the present embodiment, the feature of the movable unlatching of bottom and the feature of lamp socket and tube clamping part are merged description, its also unrestricted the present invention, the feature of the feature of the movable unlatching of this bottom and this lamp socket and tube clamping part still can independently be implemented respectively.
The feature of the movable unlatching of this bottom of the present invention also can be applicable to place when fluorescent tube the situation of light guide plate dorsal part, and as shown in Fig. 5 b, the second embodiment of the present invention is a kind of backlight module, comprises one first shell 210; One light guide plate 240 is located among first shell 210; One second shell 220 is located at first shell, 210 dorsal parts; At least one light tube assembly 250 is located at light guide plate 240 dorsal parts; Wherein, second shell 220 is provided with a buckling parts 226 and a bottom 222, and bottom is connected with second shell 220 by rotating part 223; On the bottom 222 and establish a fastener 224, can be interlocked with the buckling parts 226 on second shell 220.
In the second embodiment of the present invention, also fluorescent tube and lamp socket can be set, and the design of this lamp socket and this tube clamping part, can be identical with first embodiment.
Also can change a little in this embodiment, as shown in Fig. 6 a, 6b, fastener 261 and buckling parts 262 can be located at respectively on second shell 220 and first shell 210, and when maintenance, directly unload second shell 220, to carry out changeing of fluorescent tube.
And in the above-mentioned second embodiment of the invention also can in second shell 220 towards the fluorescent tube side, reflector 221 is set, with the light that light tube assembly 250 is come out, concentrate and to inject light guide plate 240.
Though the present invention discloses as above in preferred embodiment; right its is not in order to limit the present invention; those skilled in the art can do a little change and retouching, so protection scope of the present invention are as the criterion with appending claims without departing from the spirit and scope of the present invention.
Claims (19)
1. backlight module comprises:
One first shell;
One bottom, this bottom comprise a rotating part and a fastener, and this bottom is connected with this first shell with this rotating part;
One fluorescent tube is located in this first shell and the formed space of this bottom;
One light guide plate is located at by this fluorescent tube, in order to the light that guides this fluorescent tube to distribute;
One second shell is located at this light guide plate dorsal part, and this second shell comprises a buckling parts, and this buckling parts can be interlocked with this fastener of this bottom.
2. backlight module as claimed in claim 1 is characterized in that, also comprises a reflecting plate, is located between this light guide plate and this second shell, concentrates on the front side of this light guide plate with the light that this light guide plate is dispersed out.
3. backlight module as claimed in claim 1 is characterized in that, also comprises a reflecting plate, is located at this bottom towards this fluorescent tube side, with the light that this fluorescent tube is dispersed out, concentrates and injects this light guide plate.
4. backlight module as claimed in claim 1 is characterized in that, also comprises a reflecting plate, is located at this first shell towards this fluorescent tube side, with the light that this fluorescent tube is dispersed out, concentrates and injects this light guide plate.
5. backlight module as claimed in claim 1, wherein, this rotating part is connected in the mode of engaging or with riveted way and this first shell.
6. backlight module comprises:
One first shell wherein is formed with a cavity;
One fluorescent tube is located among this cavity;
One first lamp socket is located in formed this cavity of this first shell, fixes this fluorescent tube in a side;
One second lamp socket is located in formed this cavity of this first shell, in fixing this fluorescent tube with respect to the opposite side of this first lamp socket;
At least one tube clamping part is located between this first lamp socket and this second lamp socket, in order to this fluorescent tube of clamping;
One light guide plate is located at by this fluorescent tube, in order to the light that guides this fluorescent tube to distribute;
One second shell is located at this light guide plate dorsal part;
Wherein, this first lamp socket comprises that a fluorescent tube inserts opening, is placed between this first lamp socket and this second lamp socket to make things convenient for this fluorescent tube.
7. backlight module as claimed in claim 6 is characterized in that, also comprises a reflecting plate, is located between this light guide plate and this second shell, concentrates on the front side of this light guide plate with the light that this light guide plate is dispersed out.
8. backlight module as claimed in claim 6 is characterized in that, also comprises a reflecting plate, be located at this first shell towards this fluorescent tube side, concentrate on the front side of this light guide plate with the light that this light guide plate is dispersed out.
9. backlight module as claimed in claim 6 wherein, comprises also on this second lamp socket that a fluorescent tube inserts opening, is placed between this first lamp socket and this second lamp socket to make things convenient for this fluorescent tube.
10. backlight module as claimed in claim 9, wherein, this first shell comprises at least one top mechanism of going up, its this fluorescent tube that can head into this second lamp socket is inserted opening, to prevent the fluorescent tube slippage.
11. backlight module as claimed in claim 6 wherein, there is no on this second lamp socket and fluorescent tube is set inserts opening, only comprises that a fluorescent tube inserts hole slot, to prevent the fluorescent tube slippage.
12. backlight module as claimed in claim 6, wherein, this first shell comprises at least one top mechanism of going up, and it can head into the opening of described holder, to prevent the fluorescent tube slippage.
13. backlight module as claimed in claim 6, wherein, this first shell comprises at least one top mechanism of going up, and its this fluorescent tube that can head into this first lamp socket is inserted opening, to prevent the fluorescent tube slippage.
14. backlight module as claimed in claim 6, wherein, described holder is with this fluorescent tube of mode clamping of engaging.
15. a backlight module comprises:
One first shell;
One light guide plate is located among this first shell;
One second shell is located at this first shell dorsal part, and this second shell comprises a buckling parts;
One bottom, this bottom comprises a rotating part, and is connected with this second shell by this rotating part, and a fastener, can be interlocked with this buckling parts on this second shell;
At least one light tube assembly is located at this light guide plate dorsal part.
16. backlight module as claimed in claim 15 is characterized in that, also comprises a reflecting plate, be located at this second shell towards this light tube assembly side, with the light that this light tube assembly was come out, concentrate and inject this light guide plate.
17. backlight module as claimed in claim 16, wherein, this rotating part is connected in the mode of engaging or with riveted way and this first shell.
18. a backlight module comprises:
One first shell which is provided with a buckling parts;
One light guide plate is located among this first shell;
One second shell is located at this first shell dorsal part, and this second shell comprises a fastener, and this fastener can be interlocked with this buckling parts, so that this second shell and this first shell are connected, forms a cavity;
At least one light tube assembly is located at this light guide plate dorsal part.
19. backlight module as claimed in claim 18 is characterized in that, also comprises a reflecting plate, be located at this second shell towards this light tube assembly side, with the light that this light tube assembly was come out, concentrate and inject this light guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031386970A CN100421003C (en) | 2003-06-03 | 2003-06-03 | Light negative board mould set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031386970A CN100421003C (en) | 2003-06-03 | 2003-06-03 | Light negative board mould set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1553260A CN1553260A (en) | 2004-12-08 |
| CN100421003C true CN100421003C (en) | 2008-09-24 |
Family
ID=34323787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031386970A Expired - Fee Related CN100421003C (en) | 2003-06-03 | 2003-06-03 | Light negative board mould set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100421003C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2116757A4 (en) * | 2007-02-05 | 2013-02-27 | Sharp Kk | Backlight device and liquid crystal display device using the same |
| CN101344661B (en) * | 2007-07-13 | 2010-05-26 | 群康科技(深圳)有限公司 | LCD device and its assembly method |
| CN101338867B (en) * | 2008-09-01 | 2012-09-05 | 友达光电股份有限公司 | Backlight module and LCD device |
| CN102537793B (en) * | 2012-02-16 | 2014-05-14 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5537296A (en) * | 1993-11-05 | 1996-07-16 | Kimura; Yasuhiro | Backlight for liquid crystal display and liquid crystal display |
| US5666172A (en) * | 1995-04-16 | 1997-09-09 | Kabushiki Kaisha Toshiba | Flat panel display device |
| US5815227A (en) * | 1995-12-27 | 1998-09-29 | Samsung Electronics Co., Ltd. | Backlight for liquid crystal display |
| US6513944B2 (en) * | 2000-09-13 | 2003-02-04 | Au Optronics Corp. | Backlight device with easily replaced lamp |
-
2003
- 2003-06-03 CN CNB031386970A patent/CN100421003C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5537296A (en) * | 1993-11-05 | 1996-07-16 | Kimura; Yasuhiro | Backlight for liquid crystal display and liquid crystal display |
| US5666172A (en) * | 1995-04-16 | 1997-09-09 | Kabushiki Kaisha Toshiba | Flat panel display device |
| US5815227A (en) * | 1995-12-27 | 1998-09-29 | Samsung Electronics Co., Ltd. | Backlight for liquid crystal display |
| US6513944B2 (en) * | 2000-09-13 | 2003-02-04 | Au Optronics Corp. | Backlight device with easily replaced lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1553260A (en) | 2004-12-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20080924 Termination date: 20160603 |