CN101487936B - Display panel apparatus - Google Patents
Display panel apparatus Download PDFInfo
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- CN101487936B CN101487936B CN2009100085742A CN200910008574A CN101487936B CN 101487936 B CN101487936 B CN 101487936B CN 2009100085742 A CN2009100085742 A CN 2009100085742A CN 200910008574 A CN200910008574 A CN 200910008574A CN 101487936 B CN101487936 B CN 101487936B
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- circuit board
- fixed frame
- fixed
- display device
- panel
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Abstract
A display panel device comprises a panel, a fixed frame, a circuit board and at least one flexible circuit board. The fixed frame can be a backing board or a glue frame, is arranged at the back side of the panel and comprises two fixed parts extending outside along one side of the fixed frame. The circuit board is connected with the two fixed parts, arranged at the side of the fixed frame and extends towards the opposite direction of the fixed frame. The largest plane in the circuit board and the largest plane in the fixed frame are in the same plane. Namely, the largest plane in the circuit board and the largest plane in the backing board are not overlapped in the vertical direction and in the same horizontal plane.
Description
Technical field
The present invention relates to a kind of display device, particularly about a kind of improvement display device of circuit-board connecting structure wherein.
Background technology
LCD (Liquid Crystal Display; LCD) owing to have advantages such as slimming, in light weight, low power consumption and low radiation, be widely used in display application now.LCD mainly comprises liquid crystal panel and backlight module (Back light unit), utilizes backlight module that the light source of liquid crystal panel is provided, and with electric signal control liquid crystal panel liquid crystal molecule direction, with show image.
Display panels comprises panel and is arranged at the circuit board of panel one side, and is provided with flexible circuit board (FPC) between this panel and circuit board, as the transport interface of signal between the two.Generally speaking, circuit board may be not to be positioned at same plane with panel, and is vertical mutually, so will present bending state behind flexible circuit board connection panel and the circuit board.
LCD (LCD) its printed circuit board (PCB) of module (PCB) of known back iron frame (Back bezel) structure is designed to outer being hung on below the module, and uses screw to carry out the fixing of printed circuit board (PCB).Chang Fashengyin is subjected to the external force collision impact to cause flexible circuit board not have screw bearing can't to resist impact external force yet the modular structure of this design is at the module assembling process and during transporting, and then cause flexible circuit board on printed circuit board (PCB) and the liquid-crystalline glasses to peel off the phenomenon of (FPC peeling), and this flexible circuit board is peeled off phenomenon and can be caused signal display abnormality problem.
In sum, panel all can have the situation of distortion to take place usually when system assembles or institutional test unavoidably.Because of panel has the deformation problems of bending (bending), the related flexible circuit board that affects, have stress concentration phenomenon in the welding position of flexible circuit board itself and connecting circuit plate thereof this moment.Concentrate when excessive when stress, can cause flexible circuit board to peel off (peeling) or break, take place and cause signal to transmit not good situation.
Summary of the invention
For addressing the above problem, the invention provides a kind of display device, it is by the syndeton of improved circuit plate, can effectively reduce the stress concentration phenomenon of the welding position of flexible circuit board itself and connecting circuit plate thereof, and prevented that flexible circuit board from peeling off or break, increase the quality and the life-span of display panel.
According to the first embodiment of the present invention, a display device comprises a panel, a fixed frame, a circuit board and at least one flexible circuit board.This fixed frame can be backboard or glue frame, and is arranged at this panel dorsal part, and comprises from two outside fixed parts of one side extension.This circuit board is connected in this two fixed parts, and is arranged at this side of this fixed frame, and extends towards the reverse direction of this fixed frame, in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be copline substantially.In other words, in the circuit board in the plane of tool maximum area and the backboard plane of tool maximum area and be positioned at substantially on the same surface level in the vertical direction zero lap.
Flexible circuit board connects this panel and this circuit board, and is arranged between this two fixed part, that is these two fixed parts are arranged at respectively outside the two ends of this flexible circuit board, as the signal transport interface between this panel and this circuit board.Further it, this flexible circuit board connects this panel and this circuit board, and this flexible circuit board connects this circuit board part and forms welding region, and this welding region is arranged between these two fixed parts, that is these two fixed parts are arranged at the outside, two ends of this welding region respectively.
According to a second embodiment of the present invention, a display device comprises a panel, a fixed frame, a circuit board and a flexible circuit board.This fixed frame can be glue frame or backboard, and is arranged at this panel dorsal part.This fixed frame comprises from two outside fixed parts of one side extension.This circuit board is connected in this two fixed parts, and is arranged at this side of this fixed frame, and extends towards the reverse direction of this fixed frame.In this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be copline substantially.In other words, in the circuit board in the plane of tool maximum area and the backboard plane of tool maximum area and be positioned at substantially on the same surface level in the vertical direction zero lap.
This flexible circuit board connects this panel and this circuit board, and this flexible circuit board connects this circuit board part and form welding region, and this welding region is positioned on this fixed part.Among one embodiment, be connected with adhesive tape between this fixed part and circuit board, and formed the chamber between this fixed part and circuit board to hold the element that is provided with on this circuit board.
Description of drawings
For above-mentioned and other purposes of the present invention, feature, advantage and embodiment can be become apparent, being described in detail as follows of appended accompanying drawing:
Fig. 1 illustrates the schematic perspective view of the display device of one embodiment of the invention;
Fig. 2 illustrates the decomposing schematic representation of the display device of Fig. 1;
Fig. 3 illustrates the vertical view of the display device of Fig. 1;
Fig. 4 illustrates the partial enlarged drawing of the regional A of Fig. 1;
Fig. 5 illustrates the schematic perspective view of the display device of another embodiment of the present invention;
Fig. 6 illustrates the decomposing schematic representation of the display device of Fig. 5; And
Fig. 7 illustrates the three-dimensional cutaway view along the 1-1 profile line of Fig. 5.
Wherein, Reference numeral
10 display devices, 11 panels
12 glue frames, 13 backboards
14 circuit boards, 15 flexible circuit boards
16 striations, 17,56 sides
18 fixed parts, 20 welding regions
21 fixtures, 31,32 planes
50 display devices, 51 panels
52 glue frames, 53 backboards
54 circuit boards, 55 flexible circuit boards
57 fixed parts, 58 adhesive tapes
59 register pins, 60 welding regions
61 circuit boards, 61,62 planes
Embodiment
The accompanying drawing of below will arranging in pairs or groups describes the technical characterictic of display device of the present invention in detail.
Fig. 1 illustrates the schematic perspective view of display device 10 according to an embodiment of the invention; Fig. 2 is display device 10 exploded views; Fig. 3 then is the schematic top plan view of display device 10; Fig. 4 is the partial enlarged drawing of regional A among Fig. 1.Display device 10 comprises panel 11, glue frame 12, backboard 13, circuit board 14 and flexible circuit board 15.Glue frame 12 and backboard 13 are arranged at this panel 11 dorsal parts in regular turn, and this backboard 13 comprises from two outside fixed parts 18 of one side 17 extensions, the structure of its similar lug.Among one embodiment, fixed part 18 adopts one-body molded design with backboard 13, but not as limit; In addition the number of this fixed part 18 is not to be defined as 2, also may be according to the required design of for example taking a plurality of fixed parts such as 3 or 4.Circuit board 14 both sides are connected to two fixed parts 18 and are arranged at this side 17 of this backboard 13, and extend towards the reverse direction of this backboard 13, that is outwards protrude.This side 17 is provided with striation (lightbar) 16 in addition, as the light source of backlight module.Flexible circuit board 15 connects this panel 11 and this circuit boards 14, and is arranged between two fixed parts 18, as the signal transport interface of 14 of this panel 11 and this circuit boards.
Fig. 4 illustrates the partial enlarged drawing of panel 11 and circuit board 14 coupling parts (the regional A among Fig. 1).Flexible circuit board 15 connecting circuit plates 14 parts form welding region 20.Circuit board 14 is connected in the fixed part 18 of backboard 13 with fixture 21 (for example screw), and fixed part 18 is arranged at the outside (being the left side of this figure) of welding region 20.If collocation Fig. 1 sees it with integral body, circuit board 14 two ends respectively are provided with flexible circuit board 15 (or welding region 20), and two fixed parts 18 are arranged at respectively outside the two ends of flexible circuit board 15 (or welding region 20); That is one or more flexible circuit board 15 (or welding region 20) is arranged between two fixed parts 18.
In the practical application, fixed part 18 also can be arranged at glue frame 12, and outwards extend by a side of glue frame 12, that is display device 10 of the present invention extends fixed part 18 from fixed frames such as backboard 13 or glue frames 12, prevents on an equal basis that flexible circuit board 15 stress from concentrating and the effect peeling off or destroy and reach.
Fig. 5 illustrates the stereographic map of the display device 50 of another embodiment of the present invention; The decomposing schematic representation of Fig. 6 display device 50; Fig. 7 among Fig. 5 along the schematic perspective view of analysing and observe of 1-1 profile line.Display device 50 comprises panel 51, glue frame 52, backboard 53, circuit board 54 and flexible circuit board 55.Glue frame 52 is arranged at this panel 51 dorsal parts, and comprises from two outside fixed parts 57 of one side 56 extensions, and it is a schistose texture.Circuit board 54 is connected in this two fixed part 57, and is arranged at this side 56 of this glue frame 52, and extends towards the reverse direction of this glue frame 52.
In other words, fixed part 57 carrying connecting circuit plates 54 two ends.In this circuit board 54 in the plane 61 of tool maximum area and this glue frame 52 plane 62 of tool maximum area be copline substantially.Furthermore, in the circuit board 54 in the plane 61 of tool maximum area and the glue frame 52 plane 62 of tool maximum area and be positioned at substantially on the same surface level at the vertical direction zero lap.Circuit board 54 is compared to glue frame 52 no angles of inclination.Flexible circuit board 55 connects this panel 51 and this circuit board 54, and this circuit board 54 parts formation welding region 60 of these flexible circuit board 55 connections, and this welding region 60 is positioned on this fixed part 57.In the present embodiment, the area of welding region 60 is less than the area of fixed part 57.
With reference to Fig. 7, it is the three-dimensional diagrammatic cross-section of Fig. 5 along the 1-1 profile line.Fixed part 57 extends from glue frame 52, and forms a recess, and and 54 of circuit boards form empty chambers 71 with the element on the ccontaining circuit board 54.Fixed part 57 is provided with register pin 59 to position, and in the present embodiment, two register pins are located at flexible circuit board 55 both sides on the fixed part 57, to carry out the location of circuit board 54 and panel 51.Among one embodiment, 54 of fixed part 57 and circuit boards are connected with adhesive tape 58.
In the practical application, fixed part 57 also can be arranged at backboard 53, and outwards extend by a side of backboard 53, that is display device 50 of the present invention extends fixed part 57 from fixed frames such as backboard 53 or glue frames 52, prevents on an equal basis that flexible circuit board 55 stress from concentrating and the effect peeling off or destroy and reach.
Certainly; the present invention also can have other various embodiments; 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 (16)
1. a display device is characterized in that, comprises:
One panel;
One fixed frame is arranged at this panel dorsal part, and this fixed frame comprises from two outside fixed parts of one side extension;
One circuit board is connected in this two fixed parts, and is arranged at this side of this fixed frame, and extends towards the reverse direction of this fixed frame, in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be copline substantially; And
At least one flexible circuit board connects this panel and this circuit board, and is arranged between this two fixed part, as the signal transport interface between this panel and this circuit board.
2. display device according to claim 1 is characterized in that this circuit board does not have the angle of inclination compared to this fixed frame.
3. display device according to claim 1 is characterized in that, this circuit board is connected in this two fixed part with fixture.
4. display device according to claim 1 is characterized in that, the two ends of this circuit board connect this two fixed part.
5. display device according to claim 1 is characterized in that, this at least one flexible circuit board connects this circuit board part and forms a welding region, and this welding region is arranged between these two fixed parts.
6. display device according to claim 1 is characterized in that, this fixed frame is backboard or glue frame.
7. display device, matched combined is characterized in that in a panel, comprises:
One fixed frame is arranged at this panel dorsal part, and this fixed frame comprises from two outside fixed parts of one side extension;
One circuit board, be connected in this two fixed parts, and be arranged at this side of this fixed frame, and in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area in the vertical direction zero lap, and in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be positioned at same surface level substantially; And
At least one flexible circuit board connects this panel and this circuit board, and this at least one flexible circuit board connects this circuit board part and form at least one welding region, and this at least one welding region is arranged between this two fixed part.
8. a display device is characterized in that, comprises:
One panel;
One fixed frame is arranged at this panel dorsal part, and this fixed frame comprises from two outside fixed parts of one side extension;
One circuit board is connected in this two fixed parts, and is arranged at this side of this fixed frame, and extends towards the reverse direction of this fixed frame, in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be copline substantially; And
At least one flexible circuit board connects this panel and this circuit board, and this at least one flexible circuit board connects this circuit board part formation welding region;
Wherein this two fixed part is arranged at the outside, two ends of this welding region respectively.
9. a display device is characterized in that, comprises:
One panel;
One fixed frame is arranged at this panel dorsal part, and this fixed frame comprises from two outside fixed parts of one side extension;
One circuit board is connected in this two fixed parts, and is arranged at this side of this fixed frame, and extends towards the reverse direction of this fixed frame, in this circuit board in the plane of tool maximum area and this fixed frame plane of tool maximum area be copline substantially; And
At least one flexible circuit board connects this panel and this circuit board, and this at least one flexible circuit board connects this circuit board part and form welding region, and this welding region is positioned on this fixed part.
10. display device according to claim 9 is characterized in that the area of this welding region is less than the area of this fixed part.
11. display device according to claim 9 is characterized in that, is connected with adhesive tape between this fixed part and circuit board.
12. display device according to claim 9 is characterized in that, has formed the chamber between this fixed part and circuit board to hold the element that is provided with on this circuit board.
13. display device according to claim 9 is characterized in that, respectively the flexible circuit board on this fixed part is provided with register pin.
14. display device according to claim 9 is characterized in that, this circuit board does not have the angle of inclination compared to this fixed frame.
15. display device according to claim 9 is characterized in that, the two ends of this circuit board connect this two fixed part.
16. display device according to claim 9 is characterized in that, this fixed frame is backboard or glue frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100085742A CN101487936B (en) | 2009-02-03 | 2009-02-03 | Display panel apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100085742A CN101487936B (en) | 2009-02-03 | 2009-02-03 | Display panel apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101487936A CN101487936A (en) | 2009-07-22 |
| CN101487936B true CN101487936B (en) | 2011-05-25 |
Family
ID=40890885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100085742A Active CN101487936B (en) | 2009-02-03 | 2009-02-03 | Display panel apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101487936B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI443619B (en) * | 2011-11-23 | 2014-07-01 | Au Optronics Corp | Electronic product with video display and method for assembling the same |
| CN103117028A (en) * | 2013-02-05 | 2013-05-22 | 上海华勤通讯技术有限公司 | Display screen bracket of mobile terminal |
| CN107025871B (en) * | 2017-06-13 | 2021-01-26 | 京东方科技集团股份有限公司 | Display panel detection device and detection method |
-
2009
- 2009-02-03 CN CN2009100085742A patent/CN101487936B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101487936A (en) | 2009-07-22 |
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