CN202691759U - Display and backlight module thereof - Google Patents
Display and backlight module thereof Download PDFInfo
- Publication number
- CN202691759U CN202691759U CN 201220141754 CN201220141754U CN202691759U CN 202691759 U CN202691759 U CN 202691759U CN 201220141754 CN201220141754 CN 201220141754 CN 201220141754 U CN201220141754 U CN 201220141754U CN 202691759 U CN202691759 U CN 202691759U
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- Prior art keywords
- circuit board
- flexible circuit
- shell fragment
- backlight module
- display
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Abstract
The utility model relates to a backlight module which comprises a rear plate and an illuminating lamp strip, wherein the rear plate comprises a broken hole and an elastic sheet; the elastic sheet is close to the broken hole; the illuminating lamp strip comprises a flexible circuit board; the flexible circuit board passes through the broken hole of the rear plate; one end of the flexible circuit board is inserted into a connector of a printed circuit board; and the elastic sheet is used for fixing the flexible circuit board. A display comprises a display panel and the backlight module, wherein the display panel comprises the printed circuit board; the printed circuit board comprises the connector; the backlight module comprises the rear plate and the illuminating lamp strip; the rear plate comprises the broken hole and the elastic sheet; the elastic sheet is close to the broken hole; the illuminating lamp strip comprises the flexible circuit board; the flexible circuit board passes through the broken hole of the rear plate; one end of the flexible circuit board is inserted into the connector of the printed circuit board; and the elastic sheet is used for fixing the flexible circuit board. The display provided by the utility model can greatly reduce the original maintaining time and cost.
Description
Technical field
The utility model is a kind of backlight module for display, particularly relevant for a kind of backlight module of fixedly flexible circuit board.
Background technology
Liquid crystal display comprises liquid crystal panel and backlight module, because liquid crystal panel can't active illuminating, therefore backlight module need be set as light source.Wherein light source adopts cathode fluorescent tube or light emitting diode as light source usually.Light emitting diode becomes the main flow of backlight because having low power consumption, life-span length, gradually replacing cold cathode candle light fluorescent tube without advantages such as mercury.
Fig. 1 is that the display of prior art launches schematic perspective view.Existing display 100 comprises a housing 110 (Front Frame), a display floater 120 (Panel) and a backlight module 160 (Backlight Module).This display floater 120 comprises a printed circuit board (PCB) 130 (Printed Circuit Board; PCB) and winding carrying encapsulation 140 (Tape Carrier Package; TCP) and a connector 150.This display floater 120 carries encapsulation 140 by this winding and is electrically connected with this printed circuit board (PCB) 130, and this printed circuit board (PCB) 130 also utilizes the winding carrying to encapsulate 140 bent performances, is folded to a backboard 163 tops.
This backlight module 160 comprises a luminous lamp strip 161, a backboard 163 and forms with the miscellaneous part material.This luminous lamp strip 161 comprises a flexible circuit board 162, and this backboard 163 comprises a holes 164.When assembling, display floater 120 is combined in backlight module 160, cover again housing 110.
As shown in Figure 2, flexible circuit board 162 need pass the holes 164 on the backboard 163, and inserts the connector 150 on the printed circuit board (PCB) 130.But the not enough or fixing bad flexible circuit board 162 that makes comes off because of connector 150 chucking powers transporting middle meeting because of flexible circuit board 162, thereby produces the problem such as do not work of lighting a lamp backlight.
Summary of the invention
Therefore, a kind of backlight module that prevents that flexible circuit board from coming off of the present utility model can solve the problems referred to above of prior art.
The utility model provides a kind of backlight module for display, and this display comprises a display floater, and this display floater comprises a printed circuit board (PCB), and this printed circuit board (PCB) comprises a connector.This backlight module comprises a backboard and a luminous lamp strip.This backboard comprises a holes and a shell fragment, and this shell fragment is adjacent to this holes.This luminous lamp strip comprises a flexible circuit board, and this flexible circuit board passes the holes of this backboard, and an end of this flexible circuit board inserts the connector of this printed circuit board (PCB).This shell fragment is in order to fix this flexible circuit board.
A kind of display comprises:
One display floater comprises a printed circuit board (PCB), and this printed circuit board (PCB) comprises a connector; And
One backlight module comprises:
One backboard comprises a holes and a shell fragment, and this shell fragment is adjacent to this holes; And
One luminous lamp strip comprises a flexible circuit board, and this flexible circuit board passes the holes of this backboard, and an end of this flexible circuit board inserts this connector of this printed circuit board (PCB), and wherein this shell fragment is in order to fixing described flexible circuit board.
Fig. 3 is the solution that proposes at present, at assembling flexible circuit board 162 during with connector 150, attaches adhesive tape 310 to strengthen fixedly being connected of flexible circuit board 162 and connector 150 in the part that easily comes off.But the method need increase the formality of many attaching adhesive tapes and the cost of adhesive tape, and reduces the speed of assembling, and when disassembling, causes easily adhesive tape 310 culls, sticks, comes off and destroy flexible circuit board 162.
Backlight module of the present utility model comprises the fixedly flexible circuit board of luminous lamp strip of shell fragment, replaces existingly can to save the material that production is taped online only with the fixing disappearance of flexible circuit board of adhesive tape sticking, significantly reduces time and the cost of originally assembling.If in the time of need to again changing flexible circuit board, only need shell fragment is outwards dialled, again flexible circuit board and stiffening plate are pulled out from connector, new flexible circuit board can be installed again, so can significantly reduce time and the cost of originally maintenance.
In order to allow above and other purpose of the present utility model, feature and the advantage can be more obvious, hereinafter will cooperate appended diagram, be described in detail below.
Description of drawings:
Fig. 1 is that the display of prior art launches schematic perspective view;
Fig. 2 is that flexible circuit is connected floor map with connector;
Fig. 3 is the fixedly flexible circuit floor map of prior art;
Fig. 4 is the expansion schematic perspective view of the display of the utility model the first embodiment;
Fig. 5 a is the partial perspective view of the backlight module that is used for display of the utility model the first embodiment;
Fig. 5 b is partly cut-away's stereogram of the backlight module that is used for display of the utility model the first embodiment;
Fig. 6 a is the partial perspective view of the backlight module that is used for display of the utility model the second embodiment;
Fig. 6 b is partly cut-away's stereogram of the backlight module that is used for display of the utility model the second embodiment; And
Fig. 7 a is the stereogram of the backlight module for display of the present utility model to Fig. 7 c, and it shows the flow process of the utility model using method.
Among the figure:
100, display; 110, housing;
120, display floater; 130, printed circuit board (PCB);
140, winding carrying encapsulation; 150, connector;
160, backlight module; 161, luminous lamp strip;
162, flexible circuit board; 163, backboard;
164, holes; 310, adhesive tape;
410, backboard; 420, flexible circuit board;
430, connector; 440, shell fragment;
441, ground floor; 442, the second layer;
450, stiffening plate; 451, First;
452, the second ones; 460, printed circuit board (PCB);
470, winding carrying encapsulation; 480, holes;
540, shell fragment; 541, ground floor;
542, the second layer; 700, display;
710, housing; 720, display floater;
760, backlight module; 761, luminous lamp strip;
The specific embodiment:
Fig. 4 is the expansion schematic perspective view of the display of the utility model the first embodiment.This display 700 comprises a housing 710, a display floater 720 and a backlight module 760.This display floater 720 comprises a printed circuit board (PCB) 460 (Printed Circuit Board; PCB), winding carrying encapsulation 470 (Tape Carrier Package; TCP) and a connector 430.This display floater 720 carries encapsulation 470 by this winding and is electrically connected with this printed circuit board (PCB) 460, and this printed circuit board (PCB) 460 also utilizes the winding carrying to encapsulate 470 bent performances, is folded to the backboard top of a backlight module 760.This backlight module 760 comprises a luminous lamp strip 761, and this luminous lamp strip 761 comprises a flexible circuit board 420.
Be the partial perspective view of the backlight module 760 that is used for display of the utility model the first embodiment such as Fig. 5 a, Fig. 5 b is partly cut-away's stereogram of the utility model the first embodiment.This backlight module 760 also comprises a backboard 410, a flexible circuit board 420 and a connector 430.This backboard 410 comprises a shell fragment 440 and a holes 480.This shell fragment 440 is adjacent to this holes 480, for example 480 of this holes below this shell fragment 440 and around.Manufacturings that be one of the forming of this shell fragment 440 and this backboard 410, and integrally formed manufacture method can be prepared by a punching press and finish.And this backboard 410 is that an aluminum metallic material or an aluminum alloy materials are made with the material of this shell fragment 440.This shell fragment 440 is stepped, and comprises a ground floor 441 and a second layer 442, and these ground floor 441 positions and this backboard 410 are same plane, and these second layer 442 positions are higher than these ground floor 441 positions.When fixing flexible circuit board 420, the ground floor 441 of this shell fragment 440 can be fixed this flexible circuit board 420, and this second layer 442 can conveniently pull open shell fragment 440 when flexible circuit board 420 is installed.
The structure of this flexible circuit board 420 is formed by flexible copper foil (Copper foil), insulating substrate and solid.This flexible circuit board 420 passes the holes 480 of backboard 410, and this shell fragment 440 can be fixed this flexible circuit board 420, and an end of this flexible circuit board 420 exposes the golden finger (not shown), in order to be electrically connected this connector 430.This flexible circuit board 420 also comprises a stiffening plate 450, made for having flexible plastic material, this stiffening plate 450 comprises a First 451 and one second one 452, this First 451 attaches an end of flexible circuit board 420, so that this flexible circuit board 420 can be firm this connector 430 of insertion, and this second one 452 between this flexible circuit board 420 and this shell fragment 440, makes shell fragment 440 when fixing flexible circuit board 420, can not cause the damage of flexible circuit board 420.
This connector 430 is arranged on this printed circuit board (PCB) 460.One end of this flexible circuit board 420 is electrically connected at this connector 430, is used for receiving the signal that printed circuit board 460 provides, and will sends luminous lamp strip 761 (as shown in Figure 4) to.
Fig. 6 a is the stereogram of the backlight module of the second embodiment of the present utility model, and Fig. 6 b is partly cut-away's stereogram of the backlight module of the second embodiment of the present utility model.Structurally similar to the first embodiment, but the shape of this shell fragment 540 is different, the shell fragment 540 of the second embodiment of the present utility model presents concave character type, this shell fragment 540 comprises a ground floor 541 and a second layer 542, these ground floor 541 positions are lower than these second layer 542 positions and this backboard 410 positions, and are fixing by the second layer 542 of this shell fragment 540 when fixing flexible circuit board 420.
In addition, the backlight module of the utility model embodiment also comprises the blooming pieces such as reflector plate well-known to those skilled in the art (Reflect), LGP (Light Guide Plate), diffusion barrier (Diffuser) and brightness enhancement film (Brightness Enhancement Film), and then it will not go into details at this.
Fig. 7 a is the utility model using method to Fig. 7 c, and with the stereogram explanation of the utility model the first embodiment.Shown in Fig. 7 a, at first by the second layer 442 of shell fragment 440 shell fragment 440 is outwards dialled, flexible circuit board 420 is passed holes 480 places of backboard 410, and the First 451 of flexible circuit board 420 and stiffening plate 450 is inserted connectors 430.Shown in Fig. 7 b, with stiffening plate 450 bending, form First 451 and second one 452, and shell fragment 440 is rebounded, the ground floor 441 of this shell fragment 440 is in order to fix this flexible circuit board 420 and stiffening plate 450 second one 452.Shown in Fig. 7 c, can finish the assembling of flexible circuit board 420.
Backlight module of the present utility model comprises the fixedly flexible circuit board 420 of luminous lamp strip of shell fragment 440, replace existing only with the fixing shortcoming of flexible circuit board 420 of adhesive tape sticking, can save the material that production is taped online, significantly reduce time and the cost of originally assembling.If in the time of need to again changing flexible circuit board, only need shell fragment 440 is outwards dialled, again flexible circuit board 420 and stiffening plate 450 are pulled out from connector 430, new flexible circuit board can be installed again.The utility model also comprises a stiffening plate 450 in addition, the damage that makes flexible circuit board 420 firmly insert connector 430 and to avoid causing because of shell fragment 440 this flexible circuit board 420.
In sum, only the notebook utility model is embodiment or the embodiment that presents the technological means that adopts of dealing with problems, and is not the scope that limits the utility model patent working.All conform to the utility model patent claim context, or according to equivalent variations and modification that the utility model claim is done, are all the utility model claim and contain.
Claims (10)
1. backlight module, a display comprises a display floater, and this display floater comprises a printed circuit board (PCB), and this printed circuit board (PCB) comprises a connector, it is characterized in that, and this backlight module comprises:
One backboard comprises a holes and a shell fragment, and this shell fragment is adjacent to this holes; And
One luminous lamp strip comprises a flexible circuit board, and this flexible circuit board passes the holes of this backboard, and an end of this flexible circuit board inserts this connector of this printed circuit board (PCB), and wherein this shell fragment is in order to fix this flexible circuit board.
2. backlight module as claimed in claim 1 is characterized in that, it is one stepped that wherein said shell fragment presents, and this shell fragment comprises a ground floor and a second layer, and this second layer position is than this first floor height, and this ground floor is in order to fix this flexible circuit board.
3. backlight module as claimed in claim 1 is characterized in that, wherein said shell fragment presents a concave shape, and this shell fragment comprises a ground floor and a second layer, and this ground floor position is lower than this second layer position, and this second layer is in order to fix this flexible circuit board.
4. backlight module as claimed in claim 1, it is characterized in that, wherein said luminous lamp strip also comprises a stiffening plate, this stiffening plate comprises a First and one second one, this First is attached at an end of this flexible circuit board, in order to assist this flexible circuit board firmly to insert this connector, this second one is positioned between this flexible circuit board and this shell fragment, causes the damage of this flexible circuit board in order to avoid this shell fragment.
5. backlight module as claimed in claim 1 is characterized in that, the manufacturing that is one of the forming of wherein said backboard and this shell fragment.
6. backlight module as claimed in claim 1 is characterized in that, the integrally formed manufacturing by a punching press processing procedure of wherein said backboard and described shell fragment.
7. backlight module as claimed in claim 1 is characterized in that, wherein said backboard and described shell fragment are that an aluminum metallic material or an aluminum alloy materials are made.
8. display comprises:
One display floater comprises a printed circuit board (PCB), and this printed circuit board (PCB) comprises a connector; And
One backlight module comprises:
One backboard comprises a holes and a shell fragment, and this shell fragment is adjacent to this holes; And
One luminous lamp strip comprises a flexible circuit board, and this flexible circuit board passes the holes of this backboard, and an end of this flexible circuit board inserts this connector of this printed circuit board (PCB), and wherein this shell fragment is in order to fixing described flexible circuit board.
9. display as claimed in claim 8 is characterized in that, it is one stepped that wherein said shell fragment presents, and described shell fragment comprises a ground floor and a second layer, and this second layer position is than this first floor height, and described ground floor is in order to fixing described flexible circuit board.
10. display as claimed in claim 8 is characterized in that, wherein said shell fragment presents a concave shape, and this shell fragment comprises a ground floor and a second layer, and this ground floor position is lower than this second layer position, and this second layer is in order to fix this flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141754 CN202691759U (en) | 2012-04-06 | 2012-04-06 | Display and backlight module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141754 CN202691759U (en) | 2012-04-06 | 2012-04-06 | Display and backlight module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202691759U true CN202691759U (en) | 2013-01-23 |
Family
ID=47547376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220141754 Expired - Fee Related CN202691759U (en) | 2012-04-06 | 2012-04-06 | Display and backlight module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202691759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090273A (en) * | 2013-01-28 | 2013-05-08 | 京东方科技集团股份有限公司 | Straight down type backlight module and display device provided with the same |
| CN103325314A (en) * | 2013-06-18 | 2013-09-25 | 友达光电(厦门)有限公司 | Display device |
-
2012
- 2012-04-06 CN CN 201220141754 patent/CN202691759U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090273A (en) * | 2013-01-28 | 2013-05-08 | 京东方科技集团股份有限公司 | Straight down type backlight module and display device provided with the same |
| CN103325314A (en) * | 2013-06-18 | 2013-09-25 | 友达光电(厦门)有限公司 | Display device |
| CN103325314B (en) * | 2013-06-18 | 2015-07-01 | 友达光电(厦门)有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130123 Termination date: 20170406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |