CN1322366C - Backlight module and drawable lamp-socket - Google Patents
Backlight module and drawable lamp-socket Download PDFInfo
- Publication number
- CN1322366C CN1322366C CNB031589413A CN03158941A CN1322366C CN 1322366 C CN1322366 C CN 1322366C CN B031589413 A CNB031589413 A CN B031589413A CN 03158941 A CN03158941 A CN 03158941A CN 1322366 C CN1322366 C CN 1322366C
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- Prior art keywords
- lamp
- socket
- drawable
- backlight module
- frame
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Abstract
The present invention relates to a back light module. The present invention comprises a rim, a light guide plate, at least one withdrawable lamp socket and at least one lamp tube, wherein the light guide plate is arranged in a slide slot in the rim; the withdrawable lamp socket is arranged in the rim and is beside the light guide plate; the withdrawable lamp socket is provided with a hooking hole and a clamping part, the hooking hole is arranged in the surface of the withdrawable lamp socket, and the clamping part is arranged on the side of the withdrawing direction of the withdrawable lamp socket; the lamp tube is arranged in the withdrawable lamp socket.
Description
Technical field
The present invention relates to a kind of backlight module, particularly relate to a kind of backlight module with drawable lamp-socket.
Background technology
Backlight module is widely used in LCD (LCD) and the scanner, because market scale is big, therefore relevant patent documentation also constantly is suggested.In use, if the fluorescent tube of backlight module damages or burns, just need maintenance to change.The patent of relevant replacing fluorescent tube comprises the U.S. the 5th, 537,296, and its advantage is for can only change fluorescent tube, and other part by being connected needn't be changed together, but shortcoming is to overhaul when changing to need thin portion to disassemble, and workload is bigger.Japanese kokai publication hei 4-104486 and spy open two pieces of patents of flat 4-288526 and have simplified the work of disassembling, and fluorescent tube is to extract replacing by the side of backlight module.
See also Fig. 1 a, Fig. 1 is the three-dimensional exploded view of the backlight module of prior art, for convenience of description for the purpose of, indicate x, y, z direction in the drawings, so that state the relative position of each part.Frame 101, a diffuser plate 102, a light guide plate 103, a reflector plate 104, a frame 105, a backboard 106 and drawable lamp-socket 170 before existing backlight module includes one.Backboard 106 is fixed together with frame 105, forms similar one box that does not have a lid.The contact that in box, overlaps each other of reflector plate 104, light guide plate 013 and diffuser plate 102.Be respectively arranged with a chute 151 at the two ends of frame 105, be used for two drawable lamp-sockets 170 are inserted respectively in the edge of frame 105 by the y direction, make two drawable lamp-sockets 170 lay respectively at the both sides of light guide plate 103.Before frame 101 combine with frame 105, block preceding frame 101 with the grab 152 at frame 105 edges, and reflector plate 104, light guide plate 103, diffuser plate 102 and drawable lamp-socket 170 gripped between former frame 101, backboard 106 and the frame 105.
Shown by Fig. 1 b, it clearly shows the position of chute 151.Thus, can be well understood to the situation that is provided with of drawable lamp-socket 170.Drawable lamp-socket 170 is to contact with the inwall of its side with chute 151, utilizes friction force each other and drawable lamp-socket 170 is tightly fitted among the chute 151.
With reference to Fig. 1 c, it demonstrates the A part enlarged drawing of the drawable lamp-socket 170 of existing backlight module.Drawable lamp-socket 170 has a reflector 172, a lamp holder body 175 and a winding displacement connecting portion 173.Reflector 172 is located at this lamp holder body 175 surfaces.Winding displacement connecting portion 173 is located among this lamp holder body 175.Reflector 172-y direction (the extraction direction of drawable lamp-socket 170) side has a clamp portion 171 in addition, is used for as the point of application when detaching drawable lamp-socket 170.Yet, because fluorescent tube is the assembly of regular loss, therefore after using a period of time, just need to change, clamp portion 171 is after repeatedly changing fluorescent tube, the normal metal fatigue that might cause and rupturing because of to-and-fro movement, and then difficult when causing dismantle next time drawable lamp-socket 170 is detached out.Therefore need a kind of energy to design for the backlight module of repeatedly changing fluorescent tube.
Summary of the invention
The object of the present invention is to provide a kind of backlight module, to improve the shortcoming of above-mentioned prior art.
The object of the present invention is achieved like this, and a kind of backlight module promptly is provided, and comprises a frame, a light guide plate, at least one drawable lamp-socket and at least one fluorescent tube.Light guide plate is located among the interior chute of this frame.Drawable lamp-socket is arranged in this frame and is positioned at by this light guide plate, this drawable lamp-socket has the hole of colluding and a clamp portion, this colludes first side that the z direction of this drawable lamp-socket (light of backlight module penetrates direction) is located in the hole, this side is the light ejaculation direction towards this backlight module, this side is provided with a reflector, this colludes the hole and also is located on this reflector, this clamp portion be located at this drawable lamp-socket-side of y direction (the extraction direction of drawable lamp-socket 170).Fluorescent tube is located among this drawable lamp-socket.
The present invention also provides a kind of drawable lamp-socket, comprising: a lamp holder body, and this lamp holder body forms a groove; One winding displacement connecting portion is located among this groove; One colludes the hole, is located at first side of this drawable lamp-socket; And a reflector, this reflector is located at this side of this drawable lamp-socket, and this side is that the light towards this backlight module penetrates direction, and this colludes the hole and also is located on this reflector.
Use backlight module of the present invention, can utilize and an aid is stretched into this collude in the hole, collude the hole in this and will detach lamp socket and release.After this frame side is stretched out by this clamp portion, again this clamp portion application of force is taken out this and detach lamp socket.So can avoid clamp portion to produce metal fatigue, cause fracture because of to-and-fro movement.So can prolong the serviceable life that this can substitute lamp socket or this backlight module.
Description of drawings
Fig. 1 a is existing backlight modular structure synoptic diagram;
Fig. 1 b is existing backlight modular structure synoptic diagram;
Fig. 1 c is the A part enlarged drawing of existing backlight module;
Fig. 2 a is the structural representation of the embodiment of the invention;
Fig. 2 b is the structural representation of the embodiment of the invention;
Fig. 2 c is the A part enlarged drawing of the embodiment of the invention.
Embodiment
With reference to Fig. 2 a, frame 201, a diffuser plate 202, a light guide plate 203, a reflector plate 204, a frame 205, a backboard 206, drawable lamp-socket 270 and fluorescent tube before embodiments of the invention comprise one.Backboard 206 is fixed together with frame 205, forms similar one box that does not have a lid.The contact that in box, overlaps each other of reflector plate 204, light guide plate 203 and diffuser plate 202.Be respectively arranged with a chute 251 at the two ends of frame 205, be used for inserting two drawable lamp-sockets 270 in the edge of frame 205 respectively by the y direction, make two drawable lamp-sockets 270 lay respectively at the both sides of light guide plate 203, fluorescent tube (not shown) promptly is located among the drawable lamp-socket 270.Before frame 201 combine with frame 205, block preceding frame 201 with the grab 252 at frame 205 edges, and reflector plate 204, light guide plate 203, diffuser plate 202 and drawable lamp-socket 270 gripped between former frame 201, backboard 206 and the frame 205.
Shown by Fig. 2 b, it clearly shows the position of chute 251.Thus, can be well understood to the situation that is provided with of drawable lamp-socket 270.Drawable lamp-socket 270 with its side and chute 251 inwall contact, utilize friction force each other and drawable lamp-socket 270 tightly fitted among the chute 251.
With reference to Fig. 2 c, the A part enlarged drawing among its displayed map 2a.Drawable lamp-socket 270 of the present invention has a reflector 272, a lamp holder body 275 and a winding displacement connecting portion 273.Lamp holder body 275 forms a groove 276 to accommodate this fluorescent tube.Winding displacement connecting portion 273 is located among this groove 276, in order to be connected with this fluorescent tube and a winding displacement (not shown).Reflector 272 is located at this lamp holder body 275 surfaces.Reflector surface on one first side of drawable lamp-socket 270 (towards the light emitting side of this backlight module) has the hole of colluding 274, reflector-y direction (the extraction direction of drawable lamp-socket 170) side (second side) has a clamp portion 271 in addition.Collude hole 274 and clamp portion 271 is used for as the point of application when detaching drawable lamp-socket 270.
Because after current frame 201 dismountings, first side of drawable lamp-socket will expose out.Therefore can utilize aid to stretch into this and collude in the hole 274, will detach lamp socket 270 and release.
Use backlight module of the present invention, can utilize and an aid is stretched into this collude in the hole 274, will detach lamp socket 270 and release.After these frame 205 sides are stretched out by this clamp portion 271, again these clamp portion 271 application of forces are taken out this and detach lamp socket 270.So can avoid clamp portion 271 because of to-and-fro movement produces metal fatigue, cause fracture.Thereby can prolong the serviceable life that this can substitute lamp socket 271 or this backlight module.
Of the present inventionly collude hole design, be not limited on this first side that is arranged on this drawable lamp-socket, it also can be arranged on the reflector surface of one the 3rd side of this drawable lamp-socket, and the reverse direction of direction is penetrated in the 3rd side towards the light of this backlight module; Maybe can be arranged on the reflector surface of one the 4th side of this drawable lamp-socket, the 4th side is positioned at this light guide plate side dorsad of this drawable lamp-socket.To cooperate various backlight module design.
Though disclosed the present invention in conjunction with above preferred embodiment; yet it is not in order to limit the present invention; any those of ordinary skill in the art without departing from the spirit and scope of the present invention; still can do some and change and retouching, so protection scope of the present invention is just with being as the criterion that claim was defined.
Claims (8)
1. backlight module comprises:
One frame;
One light guide plate is located in this frame; And
At least one drawable lamp-socket, be arranged in this frame and be positioned at by this light guide plate, this drawable lamp-socket has the hole of colluding, be located on first side of this drawable lamp-socket, this side is the light ejaculation direction towards this backlight module, this side is provided with a reflector, and this colludes the hole and also is located on this reflector; And
At least one fluorescent tube is located among this drawable lamp-socket.
2. backlight module as claimed in claim 1, wherein this drawable lamp-socket comprises one second side in addition, towards the extraction direction of this drawable lamp-socket, this second side has a clamp portion, is located on this second side.
3. backlight module as claimed in claim 1, wherein this drawable lamp-socket comprises a winding displacement connecting portion in addition, be located at this drawable lamp-socket towards this light guide plate side.
4. backlight module as claimed in claim 1, it comprises a reflector plate in addition, is located among this frame, and overlapping with this light guide plate.
5. backlight module as claimed in claim 4, it comprises a diffuser plate in addition, is located among this frame, and with respect to this reflector plate, is overlapped in the opposite side of this light guide plate.
6. backlight module as claimed in claim 1, wherein this frame comprises a chute, is located at this frame both sides, in order to this drawable lamp-socket is inserted in this frame.
7. drawable lamp-socket comprises:
One lamp holder body, this lamp holder body forms a groove;
One winding displacement connecting portion is located among this groove;
One colludes the hole, is located at first side of this drawable lamp-socket; And
One reflector, this reflector are located at this side of this drawable lamp-socket, and this side is that this colludes the hole and also is located on this reflector towards the light ejaculation direction of this backlight module.
8. drawable lamp-socket as claimed in claim 7, wherein this drawable lamp-socket comprises one second side in addition, towards the extraction direction of this drawable lamp-socket, this second side has a clamp portion, is located on this second side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031589413A CN1322366C (en) | 2003-09-12 | 2003-09-12 | Backlight module and drawable lamp-socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031589413A CN1322366C (en) | 2003-09-12 | 2003-09-12 | Backlight module and drawable lamp-socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1595258A CN1595258A (en) | 2005-03-16 |
| CN1322366C true CN1322366C (en) | 2007-06-20 |
Family
ID=34660555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031589413A Expired - Fee Related CN1322366C (en) | 2003-09-12 | 2003-09-12 | Backlight module and drawable lamp-socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1322366C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614365B (en) * | 2008-06-25 | 2012-05-16 | 富准精密工业(深圳)有限公司 | Light guide module and light-emitting diode lamp using light guide module |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04104486A (en) * | 1990-08-24 | 1992-04-06 | Osuramu Melco Kk | Replacing device for fluorescent lamp of liquid crystal display section |
| JPH04288526A (en) * | 1991-02-19 | 1992-10-13 | Mitsubishi Electric Corp | Liquid crystal display device |
| US5537296A (en) * | 1993-11-05 | 1996-07-16 | Kimura; Yasuhiro | Backlight for liquid crystal display and liquid crystal display |
| JPH0990361A (en) * | 1995-09-27 | 1997-04-04 | Toshiba Lighting & Technol Corp | Back light and liquid crystal display device formed by using the same |
| JP2000019512A (en) * | 1998-06-30 | 2000-01-21 | Nec Corp | Backlight device and liquid crystal display device using the same |
| JP2002203419A (en) * | 2000-12-28 | 2002-07-19 | Hitachi Ltd | Liquid crystal display device |
| CN1396480A (en) * | 2001-07-11 | 2003-02-12 | Lg.飞利浦Lcd有限公司 | Construction for assembing lamp line for back-light element in module of liquid crystal display |
| JP2003043484A (en) * | 2001-08-03 | 2003-02-13 | Fujitsu Ltd | Liquid crystal display device |
| JP2003218404A (en) * | 2002-01-21 | 2003-07-31 | Nippon Leiz Co Ltd | Light source device and surface lighting device |
-
2003
- 2003-09-12 CN CNB031589413A patent/CN1322366C/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04104486A (en) * | 1990-08-24 | 1992-04-06 | Osuramu Melco Kk | Replacing device for fluorescent lamp of liquid crystal display section |
| JPH04288526A (en) * | 1991-02-19 | 1992-10-13 | Mitsubishi Electric Corp | Liquid crystal display device |
| US5537296A (en) * | 1993-11-05 | 1996-07-16 | Kimura; Yasuhiro | Backlight for liquid crystal display and liquid crystal display |
| JPH0990361A (en) * | 1995-09-27 | 1997-04-04 | Toshiba Lighting & Technol Corp | Back light and liquid crystal display device formed by using the same |
| JP2000019512A (en) * | 1998-06-30 | 2000-01-21 | Nec Corp | Backlight device and liquid crystal display device using the same |
| JP2002203419A (en) * | 2000-12-28 | 2002-07-19 | Hitachi Ltd | Liquid crystal display device |
| CN1396480A (en) * | 2001-07-11 | 2003-02-12 | Lg.飞利浦Lcd有限公司 | Construction for assembing lamp line for back-light element in module of liquid crystal display |
| JP2003043484A (en) * | 2001-08-03 | 2003-02-13 | Fujitsu Ltd | Liquid crystal display device |
| JP2003218404A (en) * | 2002-01-21 | 2003-07-31 | Nippon Leiz Co Ltd | Light source device and surface lighting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1595258A (en) | 2005-03-16 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20210912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |