CN207116427U - A kind of flexible display panels and display device - Google Patents
A kind of flexible display panels and display device Download PDFInfo
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- CN207116427U CN207116427U CN201721062899.5U CN201721062899U CN207116427U CN 207116427 U CN207116427 U CN 207116427U CN 201721062899 U CN201721062899 U CN 201721062899U CN 207116427 U CN207116427 U CN 207116427U
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- metal routing
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- display panels
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Abstract
The utility model provides a kind of flexible display panels and display device, to reduce the risk of breakage of bent area metal routing, a kind of flexible display panels provided by the utility model, including：Flexible substrate substrate, it is arranged at the metal routing layer of at least two layers mutually insulated of the flexible substrate substrate edges bent area, every layer of metal routing layer includes a plurality of metal routing, in addition to one layer of metal routing layer near the flexible substrate substrate, at least metal routing at least one layer of metal routing layer is projected as curve in the plane vertical with the flexible substrate substrate.
Description
Technical field
Display technology field is the utility model is related to, more particularly to a kind of flexible display panels and display device.
Background technology
Display market is currently flourished, and as consumer is to notebook computer, smart mobile phone, TV, flat
The lasting lifting of the demand of all kinds of display products such as plate computer, intelligent watch and body building wrist strap, emerge in the future more new
Show product.
The display product of full frame Rimless, user can be made to obtain more preferable viewing experience, new consumption city will be ignited
.Pad bendings (Pad Bending) are the core technologies of the display product of full frame Rimless.Generally display product bent area cloth
Provided with many metal routings, a plurality of metal routing can a point multilayer arrange, after bending, outside arc length than it is interior survey arc length it is long,
If isometric metal routing, the metal routing in outside is easy for being broken in bending, for example, as shown in figure 1, flexible display panels
Including：Flexible substrate substrate 01, it is arranged at the metal routing layer of two layers of mutually insulated of the edge bent area of flexible substrate substrate 01
(being respectively the first metal routing layer 021 and the second metal routing layer 022), every layer of metal routing layer includes a plurality of metal routing
03, the metal routing 03 in the first metal routing layer 021 is parallel with the metal routing 03 in the second metal routing layer 022, due to
The presence of stress, Pad Bending can cause the metal routing 03 in the second metal routing layer 022 to be easily broken off, so as to cause
Display failure.
Based on this, the risk of breakage of bent area metal routing how is reduced, is those skilled in the art's skill urgently to be resolved hurrily
Art problem.
Utility model content
The utility model embodiment provides a kind of flexible display panels and display device, is walked to reduce bent area metal
The risk of breakage of line.
A kind of flexible display panels that the utility model embodiment provides, including：Flexible substrate substrate, it is arranged at described soft
Property underlay substrate edge bent area at least two layers mutually insulated metal routing layer, every layer of metal routing layer includes a plurality of
Metal routing, in addition to one layer of metal routing layer near the flexible substrate substrate, at least one layer of metal is walked
An at least metal routing in line layer is projected as curve in the plane vertical with the flexible substrate substrate.
The flexible display panels that the utility model embodiment provides, including：Flexible substrate substrate, it is arranged at the flexible liner
The metal routing layer of at least two layers mutually insulated of substrate edge bent area, every layer of metal routing layer include a plurality of metal
Cabling, in addition to one layer of metal routing layer near the flexible substrate substrate, at least one layer of metal routing layer
In an at least metal routing be projected as curve in the plane vertical with the flexible substrate substrate, so, realizing
When Pad Bending, the stretching length of the metal routing for being projected as curve in the plane vertical with flexible substrate substrate
Degree can be compensated, and so as to not allow easy fracture, can reach the purpose for the risk of breakage for reducing bent area metal routing.
It is preferred that each curve includes at least one projection, it is described raised towards the flexible substrate substrate.
It is preferred that each curve includes at least one projection, it is described raised backwards to the flexible substrate substrate.
It is preferred that each curve includes multiple projections, part is described raised towards the flexible substrate substrate, part
It is described raised backwards to the flexible substrate substrate.
It is preferred that the flexible substrate substrate edges bent area is provided with the metal routing layer of two layers of mutually insulated, it is respectively
The first metal routing layer on the flexible substrate substrate and the second metal on the first metal routing layer are walked
Line layer.
It is preferred that being provided with the first insulating barrier between the first metal routing layer and the second metal routing layer, this
One insulating barrier is organic insulator.
Because the first insulating barrier is organic insulator, when Pad Bending are realized, organic insulator is not easy to produce
Raw crackle, so as to reduce the fracture of the metal routing in the metal routing layer for causing the first insulating barrier both sides because of crackle, reach
To the purpose for the risk of breakage for reducing bent area metal routing.
It is preferred that the material of first insulating barrier is elastomeric material.
Because the material of the first insulating barrier is elastomeric material, so it is more conducive in the metal routing layer of the first insulating barrier both sides
Metal routing release stress so that metal routing does not allow easy fracture, so as to reach reduce bent area metal routing fracture wind
The purpose of danger.
It is preferred that also include：The second insulation between the flexible substrate substrate and the first metal routing layer
Layer, second insulating barrier is organic insulator.
Because the second insulating barrier is organic insulator, when Pad Bending are realized, organic insulator is not easy to produce
Raw crackle, so as to be played a protective role to the metal routing in the first metal routing layer, reduce causes first because of crackle
Metal routing fracture in metal routing layer, reach the purpose for the risk of breakage for reducing bent area metal routing.
It is preferred that also include：The 3rd insulating barrier on the second metal routing layer, the 3rd insulating barrier are to have
Machine insulating barrier.
Due to being provided with the 3rd insulating barrier on the second metal routing layer, so, the 3rd insulating barrier can protect the second metal
Metal routing in routing layer, protect it from scratching, and then display picture quality can be improved, also, due to the 3rd insulating barrier
For organic insulator, when Pad Bending are realized, organic insulator is not easy to crack, so as to second
Metal routing in metal routing layer plays a protective role, and reduces the metal routing caused because of crackle in the second metal routing layer
Fracture, reach the purpose for the risk of breakage for reducing bent area metal routing.
The utility model embodiment additionally provides a kind of display device, including：What the utility model any embodiment provided
Flexible display panels.
Because the display device that the utility model embodiment provides includes above-mentioned flexible display panels, and above-mentioned Flexible Displays
Panel includes：Flexible substrate substrate, it is arranged at the gold of at least two layers mutually insulated of the flexible substrate substrate edges bent area
Belong to routing layer, every layer of metal routing layer includes a plurality of metal routing, except one layer of institute near the flexible substrate substrate
State outside metal routing layer, at least metal routing at least one layer of metal routing layer with the flexible liner base
Curve is projected as in the vertical plane of plate, so, when Pad Bending are realized, vertical with flexible substrate substrate
Plane on the tensile elongation of the metal routing for being projected as curve can be compensated, so as to not allow easy fracture, can reach
Reduce the purpose of the risk of breakage of bent area metal routing.
Brief description of the drawings
Fig. 1 is the structural representation that flexible display panels bending is front and rear in the prior art；
Fig. 2 is the structural representation before and after the flexible display panels bending that the utility model embodiment one provides；
Fig. 3 is the structural representation for the flexible display panels that the utility model embodiment two provides；
Fig. 4 is the structural representation for the flexible display panels that the utility model embodiment three provides.
Embodiment
The utility model embodiment provides a kind of flexible display panels and display device, is walked to reduce bent area metal
The risk of breakage of line.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
It should be noted that the thickness of each layer and shape do not reflect actual proportions in the utility model accompanying drawing, purpose is
Schematically illustrate the utility model content.
The scheme that the utility model embodiment provides is used in the flexibility for including two layers or more than two layers of metal routing layer
Display panel, by setting in addition to the layer of metal routing layer near flexible substrate substrate, at least one layer of metal routing layer
In an at least metal routing be projected as curve in the plane vertical with flexible substrate substrate, so, realizing Pad
When Bending, the tensile elongation of the metal routing for being projected as curve in the plane vertical with flexible substrate substrate can
To be compensated, so as to not allow easy fracture, the purpose for the risk of breakage for reducing bent area metal routing can be reached.
Next so that flexible display panels include double layer of metal routing layer as an example, embodiment of the present utility model is said
It is bright.
Embodiment one：
Referring to Fig. 2, a kind of flexible display panels of the offer of the utility model embodiment one, including：Flexible substrate substrate 11,
The metal routing layer of the edge bent area A of flexible substrate substrate 11 two layers of mutually insulated is arranged at, respectively positioned at flexible substrate
The first metal routing layer 121 on substrate 11 and the second metal routing layer 122 on the first metal routing layer 121, first
The metal routing layer 122 of metal routing layer 121 and second includes a plurality of metal routing 13, wherein, in the second metal routing layer 122
An at least metal routing 13 be projected as curve in the plane vertical with flexible substrate substrate 11.
In a better embodiment, each curve includes multiple raised (such as 3), and all projections are towards flexible
Metal routing 13 in underlay substrate 11, i.e. the second metal routing layer 122 includes multiple projections towards flexible substrate substrate 11
14, as shown in Figure 2.
Certainly, each curve can also only include a, the utility model embodiment raised towards flexible substrate substrate 11
The quantity of projection is not defined.
In a better embodiment, projection 14 can be located at bent area A central area.
Because metal routing 13 is larger in the stress that the central area of bent area is subject to, and projection 14 is located at the bent area
Central area, can preferably compensate tensile elongation so that metal routing 13 does not allow easy fracture, so as to reach reduce bent area
The purpose of the risk of breakage of metal routing.
In a better embodiment, as shown in Fig. 2 between the first metal routing layer 121 and the second metal routing layer 122
Provided with the first insulating barrier 15.First insulating barrier 15 can be inorganic insulation layer, or organic insulator, it is preferred that this
One insulating barrier 15 is organic insulator.
In a better embodiment, for the ease of the gold in the first metal routing layer 121 and the second metal routing layer 122
Belong to cabling 13 and discharge stress, the material of the first insulating barrier 15 can be elastomeric material.
In a better embodiment, as shown in Fig. 2 flexible display panels can also include：Located at flexible substrate substrate
11 and first the second insulating barrier 16 between metal routing layer 121.Second insulating barrier 16 can be inorganic insulation layer, or
Organic insulator, it is preferred that second insulating barrier 16 is organic insulator.
When it is implemented, setting multiple sunk areas on the second insulating barrier 16, the second metal routing layer 122 is arranged on second
On insulating barrier 16, a projection 14 of a metal routing 13 in the second metal routing layer 122 is located on the second insulating barrier 16
A sunk area, the projection 14 of different metal routings 13 can be located at the same depressed area on the second insulating barrier 16
Domain.
In a better embodiment, the material of the second insulating barrier 16 can be elastomeric material.
In a better embodiment, as shown in Fig. 2 in order to protect the metal routing 13 in the second metal routing layer 122,
Flexible display panels can also include：The 3rd insulating barrier 17 on the second metal routing layer 122.3rd insulating barrier 17 can
Think inorganic insulation layer, or organic insulator, it is preferred that the 3rd insulating barrier 17 is organic insulator.
In a better embodiment, the material of the 3rd insulating barrier 17 can be elastomeric material.
Embodiment two：
The flexibility that the flexible display panels that the utility model embodiment two provides provide with the utility model embodiment one shows
Show that panel is similar, identical part will not be repeated here, and only illustrate different parts below.
The flexible display panels provided referring to Fig. 3, the utility model embodiment two, each curve include multiple raised (examples
Such as 3), all raised metal routings 13 in flexible substrate substrate 11, i.e. the second metal routing layer 122 include more
The individual projection 14 towards flexible substrate substrate 11.
Certainly, each curve can also only include a, the utility model embodiment raised backwards to flexible substrate substrate 11
The quantity of projection is not defined.
When being formed backwards to the projection 14 of flexible substrate substrate 11, such as can be in the following way：Second insulating barrier 16
Upper to set multiple rising zones, the second metal routing layer 122 is arranged on the second insulating barrier 16, in the second metal routing layer 122
A projection 14 of a metal routing 13 be located at a rising zone on the second insulating barrier 16, different metal routings 13
Projection 14 can be located at the second insulating barrier 16 on same rising zone.
Embodiment three：
The flexibility that the flexible display panels that the utility model embodiment three provides provide with the utility model embodiment one shows
Show that panel is similar, identical part will not be repeated here, and only illustrate different parts below.
The flexible display panels provided referring to Fig. 4, the utility model embodiment three, each curve include multiple raised (examples
Such as 3), part is raised raised backwards to flexible substrate substrate 11, i.e. the second metal routing layer towards flexible substrate substrate 11, part
Metal routing 13 in 122 includes at least one projection 14 towards flexible substrate substrate 11 and at least one flexible substrate backwards
The projection 14 of substrate 11.
Wherein, as shown in figure 4, wave structure can be presented in the metal routing 13 comprising projection 14.
When forming projection 14, such as can be in the following way：At least one depressed area is set on second insulating barrier 16
Domain and at least one rising zone, the second metal routing layer 122 are arranged on the second insulating barrier 16, the second metal routing layer 122
In a metal routing 13 be located on the second insulating barrier 16 one of a projection 14 towards flexible substrate substrate 11 it is recessed
Region is fallen into, the projection 14 towards flexible substrate substrate 11 of different metal routings 13 can be same on the second insulating barrier 16
One of a metal routing 13 in one sunk area, and the second metal routing layer 122 is backwards to flexible substrate substrate 11
Projection 14 be located at a rising zone on the second insulating barrier 16, different metal routings 13 backwards to flexible substrate substrate 11
Projection 14 can be located at the second insulating barrier 16 on same rising zone.
To be conceived based on same utility model, the utility model embodiment additionally provides a kind of display device, including：This practicality
The flexible display panels that new any embodiment provides.The display device can be：Mobile phone, tablet personal computer, television set, display
Any product or part with display function such as device, notebook computer, DPF, navigator.
In summary, in the technical scheme that the utility model embodiment provides, flexible display panels include：Flexible liner base
Plate, it is arranged at the metal routing layer of at least two layers mutually insulated of the flexible substrate substrate edges bent area, every layer of gold
Category routing layer includes a plurality of metal routing, in addition to one layer of metal routing layer near the flexible substrate substrate, extremely
Throwing of at least metal routing in the plane vertical with the flexible substrate substrate in few one layer of metal routing layer
Shadow is curve, so, when Pad Bending are realized, song is projected as in the plane vertical with flexible substrate substrate
The tensile elongation of the metal routing of line can be compensated, and so as to not allow easy fracture, can reach reduces bent area metal routing
Risk of breakage purpose.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of flexible display panels, including：Flexible substrate substrate, it is arranged at the flexible substrate substrate edges bent area extremely
The metal routing layer of few two layers of mutually insulated, every layer of metal routing layer include a plurality of metal routing, it is characterised in that except most
Outside one layer of metal routing layer of the flexible substrate substrate, at least one at least one layer of metal routing layer
Root metal routing is projected as curve in the plane vertical with the flexible substrate substrate.
2. flexible display panels according to claim 1, it is characterised in that each curve includes at least one convex
Rise, it is described raised towards the flexible substrate substrate.
3. flexible display panels according to claim 1, it is characterised in that each curve includes at least one convex
Rise, it is described raised backwards to the flexible substrate substrate.
4. flexible display panels according to claim 1, it is characterised in that each curve includes multiple projections, portion
Divide described raised described raised backwards to the flexible substrate substrate towards the flexible substrate substrate, part.
5. according to the flexible display panels described in claim any one of 1-4, it is characterised in that the flexible substrate substrate edges
Bent area is provided with the metal routing layer of two layers of mutually insulated, respectively the first metal routing on the flexible substrate substrate
Layer and the second metal routing layer on the first metal routing layer.
6. flexible display panels according to claim 5, it is characterised in that the first metal routing layer and described second
The first insulating barrier is provided between metal routing layer, first insulating barrier is organic insulator.
7. flexible display panels according to claim 6, it is characterised in that the material of first insulating barrier is elastic material
Material.
8. flexible display panels according to claim 7, it is characterised in that also include：Located at the flexible substrate substrate
With the second insulating barrier between the first metal routing layer, second insulating barrier is organic insulator.
9. flexible display panels according to claim 8, it is characterised in that also include：Located at second metal routing
The 3rd insulating barrier on layer, the 3rd insulating barrier is organic insulator.
A kind of 10. display device, it is characterised in that including：Flexible display panels as described in claim any one of 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721062899.5U CN207116427U (en) | 2017-08-23 | 2017-08-23 | A kind of flexible display panels and display device |
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| CN201721062899.5U CN207116427U (en) | 2017-08-23 | 2017-08-23 | A kind of flexible display panels and display device |
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| US11538870B2 (en) | 2019-05-06 | 2022-12-27 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Flexible display panel, flexible display device and deformation detection method thereof |
| CN110164311A (en) * | 2019-05-29 | 2019-08-23 | 武汉华星光电半导体显示技术有限公司 | Flexible display panels and its manufacturing method |
| US11398621B2 (en) | 2019-11-26 | 2022-07-26 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Display panel and method of manufacturing the same |
| CN110931530A (en) * | 2019-11-26 | 2020-03-27 | 武汉华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN111063257A (en) * | 2019-12-04 | 2020-04-24 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and manufacturing method thereof |
| CN113870705A (en) * | 2021-09-28 | 2021-12-31 | 武汉天马微电子有限公司 | Flexible display panel, preparation method thereof and curved surface display screen |
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