CN104240609A - Display device - Google Patents
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- CN104240609A CN104240609A CN201310223343.XA CN201310223343A CN104240609A CN 104240609 A CN104240609 A CN 104240609A CN 201310223343 A CN201310223343 A CN 201310223343A CN 104240609 A CN104240609 A CN 104240609A
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- display device
- bearing part
- display panel
- circuit connecting
- front framework
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Abstract
The invention provides a display device. The display device comprises a display panel, a bearing part, a plurality of circuit connecting boards, a control circuit board and at least one front frame part, wherein the bearing part bears the display panel; the circuit connecting boards are adjacent to the bearing part and connected with the display panel respectively to achieve electrical connection, and the shortest distance between each two adjacent circuit connecting boards is in a range from 0.1 micrometer to 20 micrometers; the control circuit board is adjacent to the bearing part and electrically connected with the circuit connecting boards, and the control circuit board is electrically connected with the display panel through the circuit connecting boards; the front frame part is disposed on the outer side of the bearing part and connected with the bearing part, the front frame part comprises a bending portion and an extending portion, and the thickness of the bending portion is larger than that of the extending portion. The display device has the advantages that the thinness is achieved, the structural strength and the heat dissipation efficiency are high, and oppressed light leakage of the display device can be reduced.
Description
Technical field
The invention relates to a kind of display device.
Background technology
Flat display apparatus (flat display apparatus), the advantages such as such as liquid crystal indicator or organic light-emitting display device are low with its power consumption, thermal value is few, lightweight and non-radiation type, be used in electronic product miscellaneous, and little by little replace traditional cathode-ray tube (CRT) (cathode ray tube, CRT) display device.
In display module design, the display panel of high-res is incident is the quantity of more data circuit and drive IC, relative, also there is along with the control circuit board of a fairly large number of circuit connecting plate and large-size the pyrotoxin of higher density.In addition, the metal material that the front framework of display panel is generally the integral type with same thickness meat such as (thick) being commonly called as is stamped to form, and is such as attached to the outboard peripheries of the glue frame of display panel.Because a fairly large number of circuit connecting plate and control circuit board take up space more, in order to have enough before framework lock space (namely enough large lock district), prior art utilizes thicker module to obtain larger front framework to lock space, so, the increase of the integral thickness and weight that make display device is unfavorable for slimming.In addition, for the design of current wide viewing angle liquid crystal display device (MVA/IPS/FFS), because the flatness (flatness) of framework before integrated metal material is not enough, make display panel be subject to external force pressure, pull or pushing tow time easily produce the phenomenon of dark-state light leak (as Pinch Mura).
Therefore, how to propose a kind of display device, not only there is the advantage of slimming, have more higher structural strength and radiating efficiency, also can improve its repressive light leak, become one of important topic.
Summary of the invention
Object of the present invention, for providing a kind of advantage not only with slimming, has more higher structural strength and radiating efficiency, also can improve the display device of its repressive light leak.
For reaching above-mentioned purpose, comprise a display panel, a bearing part, multiple circuit connecting plate, a control circuit board and at least one front framework according to a kind of display device of the present invention.Bearing part carrying display panel.Circuit connecting plate is adjacent to bearing part, and links with display panel respectively and be electrically connected (electrically connect), and the bee-line of two adjacent circuit web joints is between 0.1 micron to 20 microns.Control circuit board is adjacent to bearing part, and is electrically connected with these circuit connecting plates, and control circuit board is electrically connected with display panel by these circuit connecting plates.Front framework is arranged at the outside of bearing part, and links with bearing part, and front framework has a kink and an extension, and the thickness of kink is greater than the thickness of extension.
In one embodiment, the bee-line of two adjacent circuit web joints is between 0.1 micron to 3 microns.
In one embodiment, the material of front framework comprises aluminum metal, magnesium metal, liquid metal or alloy.
In one embodiment, kink has a long limit, and the length on long limit is between 2 microns to 50 microns.
In one embodiment, front framework is covered in bearing part, these circuit connecting plates and control circuit board, and cover part display panel.
In one embodiment, bearing part has a turning point, and the junction of front framework and bearing part is adjacent to turning point.
In one embodiment, when the quantity of current framework is multiple, these front frameworks are located in the outboard peripheries of display device, and link with bearing part respectively.
In one embodiment, display device more comprises multiple drive integrated circult, and each circuit connecting plate has the surface towards bearing part respectively, and each drive integrated circult corresponds to the position of kink and correspondence is arranged on each surface.
In one embodiment, display device more comprises a heat-conducting piece, and it is arranged between these circuit connecting plates and front framework, and contacts with these circuit connecting plates and kink respectively, and the setting position of heat-conducting piece corresponds to drive integrated circult.
In one embodiment, front framework has more a microstructure, and microstructure is positioned at kink and or extension.
From the above, because of in display device of the present invention, bearing part carrying display panel, circuit connecting plate is adjacent to bearing part, and links with display panel respectively and be electrically connected, and the bee-line of two adjacent circuit web joints is between 0.1 micron to 20 microns.In addition, control circuit board is electrically connected with display panel by these circuit connecting plates, and front framework is arranged at the outside of bearing part, and links with bearing part, and front framework has a kink and an extension, and the thickness of kink is greater than the thickness of extension.By the particular design of framework before the present invention, display device is not only had outside the advantage of slimming, has more higher structural strength and radiating efficiency, also can improve the repressive light leak of display device.
Accompanying drawing explanation
Figure 1A is the schematic perspective view of a kind of display device of present pre-ferred embodiments;
Figure 1B is the decomposed schematic diagram of the display device of Figure 1A;
Fig. 1 C is in Figure 1A, and straight line A-A analyses and observe schematic perspective view;
Fig. 1 D is the schematic perspective view of framework before of Figure 1A.
Fig. 2 is the decomposed schematic diagram of the display device of another enforcement aspect of the present invention.
Reference numeral
2,2a: display device
21: display panel
211: first substrate
212: second substrate
213: the first Polarizers
214: the second Polarizers
22,22a: bearing part
221: loading end
222,222a: turning point
23: circuit connecting plate
231: surface
24: control circuit board
25: front framework
251: kink
252,253: extension
254,222b: microstructure
26: drive integrated circult
27,271: heat-conducting piece
28: backlight module
281: reflecting plate
282: light guide plate
283,284,285: blooming piece
29: rear framework
A-A: straight line
B, H: fender
D: thickness
D1: bee-line
D2: length
L: long limit
O: screw hole
S: screw
T: minor face
Embodiment
Hereinafter with reference to correlative type, the display device according to present pre-ferred embodiments is described, wherein identical element is illustrated with identical reference marks.
Please show with reference to Figure 1A to Fig. 1 D respectively, wherein, Figure 1A is the schematic perspective view of a kind of display device 2 of present pre-ferred embodiments, Figure 1B is the decomposed schematic diagram of the display device 2 of Figure 1A, Fig. 1 C is in Figure 1A, straight line A-A analyses and observe schematic perspective view, and Fig. 1 D is the schematic perspective view of framework 25 before of Figure 1A.
Display device 2 comprises display panel 21, bearing part 22, multiple circuit connecting plate 23, control circuit board 24 and at least one front framework 25.
Display panel 21 can be a display panels or is an organic LED display panel.In the present embodiment, as shown in Figure 1 C, display panel 21 has first substrate 211 and a second substrate 212, and first substrate 211 and second substrate 212 are oppositely arranged.In this, the size of second substrate 212 is less than the size of first substrate 211.The first substrate 211 of the present embodiment is a thin film transistor base plate, and second substrate 212 is a colored optical filtering substrates is example, but, in other embodiments, black-matrix layer (black matrix) on colored optical filtering substrates and filter layer also can be arranged on thin film transistor base plate, first substrate 211 is made to become a BOA(BM on array) substrate, or become a COA(color filter on array) substrate.In addition, display panel 21 more can have a liquid crystal layer (figure does not show), and liquid crystal layer is folded between first substrate 211 and second substrate 212, therefore display panel 21 is a display panels.
In addition, the display panel 21 of the present embodiment has more one first Polarizer 213 and one second Polarizer 214, first Polarizer 213 is arranged on first substrate 211, and the second Polarizer 214 is arranged on second substrate 212.In this, the first Polarizer 213 is lower Polarizer, and fits in the downside surface of first substrate 211, and the second Polarizer 214 is upper Polarizer, and fits in second substrate 212 uper side surface.Wherein, the size of the first Polarizer 213 is less than the size of first substrate 211, and the size of the second Polarizer 214 is less than the size of second substrate 212.
Bearing part 22 carries display panel 21.In this, bearing part 22 has a loading end 221, and loading end 221 is positioned at the periphery of bearing part 22, and bearing part 22 carries display panel 21 by loading end 221.In the present embodiment, bearing part 22 is a glue frame with four limits, and display panel 21 is carried on (fender H is between loading end 221 and first substrate 211) on loading end 221, to be fixed on bearing part 22 by display panel 21 by a fender H.Fender H can be an adhesion material, to be attached on bearing part 22 by display panel 21.
In addition, as shown in Figure 1B, these circuit connecting plates 23 are adjacent to bearing part 22, and link (bonding) with display panel 21 respectively and be electrically connected.In this, circuit connecting plate 23 is for example and without limitation to one and covers brilliant film (Chip On Film, COF), and links with the upper surface of the first substrate 211 of display panel 21 respectively and be electrically connected, and is bent to the side of bearing part 22.Wherein, the bee-line D1 of two adjacent circuit web joints 23 can between 0.1 micron to 20 microns.Specifically, preferably, the bee-line D1 of two adjacent circuit web joints 23 is between 0.1 micron to 3 microns.
Control circuit board 24 is adjacent to bearing part 22, and links with these circuit connecting plates 23 and be electrically connected, and control circuit board 24 is electrically connected with display panel 21 by these circuit connecting plates 23.In this, control circuit board 24 has the driving circuit controlling display panel 21 start, and is arranged at the side of bearing part 22 and is electrically connected with display panel 21, to drive display panel 21 by these circuit connecting plates 23.Wherein, control circuit board 24 is for example and without limitation to a printed circuit board (PCB), and is adjacent to the side of bearing part 22 by the bending of these circuit connecting plates 23.
At least one front framework 25 is arranged at the outside of bearing part 22, and links with bearing part 22.In this, as shown in Figure 1B, front framework 25 is covered on bearing part 22, these circuit connecting plates 23 and control circuit board 24, and extends and cover part display panel 21, becomes the appearance member of display device 2 by this.Wherein, front framework 25 is a metalwork, is also a subassembly (non-integral shaping), and its material is for example and without limitation to aluminum metal, magnesium metal, liquid metal or alloy (being such as titanium alloy), or is other highly heat-conductive material.In addition, front framework 25 is for example and without limitation to aluminium extruded type, casting or injection molding, and front framework 25 comprises sealed with the mode of connection of bearing part 22 or engages, or its combination.
In the present embodiment, front framework 25 is aluminium extruded type, and its quantity is four, and is located in the outboard peripheries of display device 2 and links with bearing part 22 respectively, to become the appearance member of display device 2.Due to aluminium extruded material (such as AL6063-T5) not only its heat-conduction coefficient (Thermal Conductivity, Value-K) far above existing front framework material (such as steel), and there is again lightweight and that structural strength is high feature, therefore when adopting appearance member as display device 2 of the front framework 25 of aluminium extruded, display device 2 can be made to have higher structural strength and radiating efficiency.In addition, compare with known, because framework before aluminium extruded 25 has higher structural strength, there is higher flatness, therefore also can improve the generation of the repressive light leak (as Pinch Mura) of display device 2.
In addition, as illustrated in figures ia and ib, in the present embodiment, each front framework 25 and the junction of bearing part 22 are positioned at the two ends of front framework 25.In this, bearing part 22 has four turning points 222, and be framework 29 after by screw S front framework 25 correspondence being attached to bearing part 22(or being attached to) in, be adjacent in a screw hole O of turning point 222, make the combination of front framework 25 correspondence and be linked to four sides of bearing part 22.In addition, when these front frameworks 25 link with bearing part 22 respectively, these turning points 222 of bearing part 22 are exposed respectively, by this, make display device 2 have outward appearance more attractive in appearance.
In addition, as shown in figure ip, front framework 25 of the present invention has the both sides that a kink 251 and two extension 252,253, two extensions 252,253 are connected to kink 251.Wherein, the thickness of kink 251 is greater than the thickness of extension 252,253, makes front framework 25 be an object that meat such as grade is not thick.In this, two extensions 252,253 are in fact in vertical configuration relative to kink 251.Again one carry be, " kink 251 " of the present invention is not only between finger two extension 252,253 and mutually bends part, but the region be adjacent near bending place can be comprised, as long as the bending region between two extensions 252,253 has larger thickness person all can be described as kink 251.In this, kink 251 has an a long limit L and minor face T, and a length D2 of long limit L is between 2 microns to 50 microns.Because framework before the present invention 25 has the thick design of different meat (thickness of kink 251 is greater than the thickness of extension 252,253), and front framework 25 and the junction of bearing part 22 are positioned at the two ends of front framework 25, compare with known by this, bearing part 22 of the present invention does not need to have to lock district, relatively, the height of bearing part 22 and the height of front framework 25 also can reduce, and therefore, make the entirety of the display device 2 combined have the advantage of slimming.
In addition, front framework 25 has more a microstructure 254, and microstructure 254 is positioned at kink 251 and or extension 252,253.In this, microstructure 254 is formed by a wavy height lines, and is positioned on kink 251 and extension 252,253.The design of wavy height lines except attractive in appearance and make intensity higher except, also can increase the area of dissipation of front framework 25.In this real district example, the design of microstructure 254 about can increase by the area of dissipation of 8%, can increase thermal convection amount and thermal exposure by this and improve the radiating efficiency of display device 2.In addition, wavy height lines also has to colliding because of external force the scar caused the modification effect alleviated.
In addition, as shown in Figure 1B and Fig. 1 C, display device 2 more comprises multiple drive integrated circult 26, wherein, each circuit connecting plate 23 has the surface 231 towards bearing part 22 respectively, and each drive integrated circult 26 is corresponding to the position of kink 251, and correspondence is arranged on each surperficial 231.In this, drive integrated circult 26 is such as the data-driven IC(Data Driver of display device 21).Due to one of pyrotoxin that drive integrated circult 26 is main, therefore, display device 2 more can comprise a heat-conducting piece 27, heat-conducting piece 27 is such as a heat conductive pad (Thermal Pad), and be arranged between these circuit connecting plate 23 and front frameworks 25, and contact with these circuit connecting plates 23 and kink 251 respectively.Wherein, the setting position of heat-conducting piece 27 corresponds to drive integrated circult 26.By this, before the heat sent by drive integrated circult 26 by circuit connecting plate 23 and heat-conducting piece 27 is high by coefficient of heat conductivity, framework 25 exhales, to improve the radiating efficiency of display device 2.In this, because the thickness of the kink 251 of front framework 25 is thicker, therefore heat-conducting piece 27 more thinning and be directly attached at the kink 251 of front framework 25 can be allowed.Compare with known, not only can save some materials (such as heat-conducting plate (Thermal Plate) or fixed screw), and the heat-conducting piece 27 of thinning also can improve heat conduction efficiency.
In addition, display device 2 more can comprise another heat-conducting piece 271 and be arranged between control circuit board 24 and front framework 25, and contact with control circuit board 24 and kink 251 respectively, by this, the heat that control circuit board 24 can be sent is exhaled by front framework 25 by heat-conducting piece 271 and kink 251.
In addition, display device 2 more comprises backlight module 28 and a rear framework 29.Backlight module 28 is relative with display panel 21 and establish.Wherein, backlight module 28 can emit beam and be incident to display panel 21, makes display panel 21 displayable image.In the present embodiment, backlight module 28 comprises reflecting plate 281, light guide plate 282 and multiple blooming piece 283,284,285.Wherein, blooming piece 283,284,285 can respectively such as but not limited to comprising light-collecting piece or being diffusion sheet.In this, backlight module 28 is a prior art, and the technician knowing this skill is oppositely arranged relation and function thereof when understanding it, and the present invention repeats no more.In addition, rear framework 29 is linked to the inner side of bearing part 22, and backlight module 28 is arranged in rear framework 29 by another fender B.
In addition, please refer to shown in Fig. 2, it is the decomposed schematic diagram of the display device 2a of another enforcement aspect of the present invention.
Be from main different of the display device 2 of Figure 1B, the turning point 222a of display device 2a has a microstructure 222b, and microstructure 222b is also wavy height lines (inter-ridge distance is less than 1mm, such as, be 0.1mm) is formed.Wherein, the wavy height lines of the microstructure 222b of turning point 222a is align to arrange with the wavy height lines of (side place) microstructure 254 of front framework 25.In other words, the high and low lines of the extension of the high and low lines of the microstructure 254 just corresponding microstructure 222b that continues.By this, when assembling front framework 25 with bearing part 22a, be aligned in the height lines of microstructure 222b by the height lines of microstructure 254, can confirm that the end face of front framework 25 and the end face of bearing part 22a are positioned in same level, the assembling also both representative is good.
In addition, other technical characteristic of display device 2a can refer to display device 2 similar elements, repeats no more.
In sum, because of in display device of the present invention, bearing part carrying display panel, and circuit connecting plate is adjacent to bearing part, and link with display panel respectively and be electrically connected, and the bee-line of two adjacent circuit web joints is between 0.1 micron to 20 microns.In addition, control circuit board is electrically connected with display panel by these circuit connecting plates, and front framework is arranged at the outside of bearing part, and links with bearing part, and front framework has a kink and an extension, and the thickness of kink is greater than the thickness of extension.By the particular design of framework before the present invention, display device is not only had outside the advantage of slimming, has more higher structural strength and radiating efficiency, also can improve the repressive light leak of display device.
The foregoing is only illustrative, but not be restricted person.Anyly do not depart from spirit of the present invention and category, and to its equivalent modifications of carrying out or change, all should be contained in the scope of claims.
Claims (10)
1. a display device, is characterized in that, described display device comprises:
One display panel;
One bearing part, carries described display panel;
Multiple circuit connecting plate, is adjacent to described bearing part, and links with described display panel respectively and be electrically connected, and the bee-line of two adjacent circuit web joints is between 0.1 micron to 20 microns;
One control circuit board, is adjacent to described bearing part, and is electrically connected with described multiple circuit connecting plate, and described control circuit board is electrically connected with described display panel by described multiple circuit connecting plate; And
At least one front framework, is arranged at the outside of described bearing part, and links with described bearing part, and described front framework has a kink and an extension, and the thickness of described kink is greater than the thickness of described extension.
2. display device according to claim 1, is characterized in that, the bee-line of two adjacent circuit web joints is between 0.1 micron to 3 microns.
3. display device according to claim 1, is characterized in that, the material of described front framework comprises aluminum metal, magnesium metal, liquid metal or alloy.
4. display device according to claim 1, is characterized in that, described kink has a long limit, and the length on described long limit is between 2 microns to 50 microns.
5. display device according to claim 1, is characterized in that, described front framework covers described bearing part, described multiple circuit connecting plate and described control circuit board, and display panel described in cover part.
6. display device according to claim 1, is characterized in that, described bearing part has a turning point, and the junction of described front framework and described bearing part is adjacent to described turning point.
7. display device according to claim 1, is characterized in that, when the quantity of described front framework is multiple, multiple described front frameworks are located in the outboard peripheries of described display device, and link with described bearing part respectively.
8. display device according to claim 1, is characterized in that, described display device more comprises:
Multiple drive integrated circult, each described circuit connecting plate has the surface towards described bearing part respectively, and each described drive integrated circult corresponds to the position of described kink and correspondence is arranged on each described surface.
9. display device according to claim 8, is characterized in that, described display device more comprises:
One heat-conducting piece, is arranged between described multiple circuit connecting plate and described front framework, and contacts with described multiple circuit connecting plate and described kink respectively, and the setting position of described heat-conducting piece corresponds to described drive integrated circult.
10. display device according to claim 1, is characterized in that, described front framework has more a microstructure, and described microstructure is positioned at described kink and/or described extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310223343.XA CN104240609B (en) | 2013-06-06 | 2013-06-06 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310223343.XA CN104240609B (en) | 2013-06-06 | 2013-06-06 | Display device |
Publications (2)
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|---|---|
| CN104240609A true CN104240609A (en) | 2014-12-24 |
| CN104240609B CN104240609B (en) | 2017-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310223343.XA Active CN104240609B (en) | 2013-06-06 | 2013-06-06 | Display device |
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| CN (1) | CN104240609B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108648614A (en) * | 2018-03-15 | 2018-10-12 | 友达光电股份有限公司 | Electronic device |
| CN111986573A (en) * | 2020-08-24 | 2020-11-24 | Oppo（重庆）智能科技有限公司 | Display module and electronic device |
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| CN111986573A (en) * | 2020-08-24 | 2020-11-24 | Oppo（重庆）智能科技有限公司 | Display module and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104240609B (en) | 2017-07-14 |
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