CN108874256A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
- Publication number
- CN108874256A CN108874256A CN201810700978.7A CN201810700978A CN108874256A CN 108874256 A CN108874256 A CN 108874256A CN 201810700978 A CN201810700978 A CN 201810700978A CN 108874256 A CN108874256 A CN 108874256A
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- Prior art keywords
- blocking portion
- display panel
- touch
- layer
- viewing area
- Prior art date
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/047—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using sets of wires, e.g. crossed wires
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a kind of display panel and display devices, belong to field of display technology, including:Touch-control lead, connecting line, encapsulated layer and the first blocking portion and the second blocking portion between connecting line and encapsulated layer;Encapsulated layer covers the first blocking portion and at least continuation between the first blocking portion and the second blocking portion;Encapsulated layer includes the first via hole, and the first via hole is between the first blocking portion and the second blocking portion;At least partly touch-control lead is electrically connected by the first via hole with connecting line.By the way that via hole is arranged, touch-control lead avoids or reduces the situation for occurring short circuit between touch-control lead, to improve the touch-control performance of display panel by the first via hole electrical connection between the first blocking portion and the second blocking portion, the quality for promoting display panel, improves the usage experience of user.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of display panel and display device.
Background technique
Referring to Figure 1, Fig. 1 is a kind of diagrammatic cross-section for display panel that the prior art provides, including substrate 01, is located at
Blocking portion 02, encapsulated layer 03, more touch-control leads 04 and planarization layer 05 on substrate.Wherein, blocking portion 02 includes the first resistance
Stopper 021 and the second blocking portion 022, encapsulated layer 03 include the first encapsulated layer 031, the second encapsulated layer 032 and third encapsulated layer
033.Touch-control lead 04 from viewing area to non-display area extend, need above the first blocking portion 021 and the second blocking portion 022 across
Cross, then all there is thickness difference in the two sides of the second blocking portion 022, be easier to cause during etching conductive glue, metal etc. other
The residual of conductive material influences the performance of display panel so as to cause touch-control lead short circuit.
Summary of the invention
In view of this, the present invention provides a kind of display panels, including:Substrate;The more connecting lines on substrate;Position
In encapsulated layer of the connecting line far from substrate side;More touch-control leads of the side positioned at encapsulated layer far from connecting line;Display surface
Plate is divided into viewing area and the non-display area around viewing area, and non-display area includes being located at along the direction perpendicular to display panel
The first blocking portion and the second blocking portion between connecting line and encapsulated layer;First blocking portion be located at viewing area and the second blocking portion it
Between, the second blocking portion is arranged around viewing area;Encapsulated layer covers the first blocking portion and at least continuation to the first blocking portion and second
Between blocking portion;Encapsulated layer includes the first via hole, and the first via hole is between the first blocking portion and the second blocking portion;At least partly
Touch-control lead is electrically connected by the first via hole with connecting line.
The present invention also provides a kind of display devices, including display panel provided by the invention.
Compared with prior art, display panel provided by the invention and display device at least realize following beneficial effect
Fruit:
By the end of between the first blocking portion and the second blocking portion, touch-control lead passes through touch-control lead in the embodiment of the present invention
The first via hole electrical connection between first blocking portion and the second blocking portion, even if all having larger section in the two sides of the second blocking portion
Difference, so that occurring metal during etching also can be avoided or reduce the case where perhaps other conductive materials remain
Occur short circuit between touch-control lead, to improve the touch-control performance of display panel, promotes the quality of display panel, improve user's
Usage experience.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technical effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of diagrammatic cross-section for display panel that the prior art provides;
Fig. 2 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention;
Fig. 3 is the schematic diagram of the section structure of the display panel along hatching OO ' of Fig. 2 offer;
Fig. 4 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Fig. 5 is the schematic diagram of the section structure of the display panel along hatching QQ ' of Fig. 4 offer;
Fig. 6 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Fig. 7 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Fig. 8 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Fig. 9 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 10 is the schematic diagram of the section structure of the display panel along hatching RR ' of Fig. 9 offer;
Figure 11 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 12 is the schematic diagram of the section structure of the display panel along hatching PP ' of Figure 11 offer;
Figure 13 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 14 is the schematic diagram of the section structure of the display panel along hatching MM ' of Figure 13 offer;
Figure 15 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 16 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 17 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention;
Figure 18 is the schematic diagram of the section structure of the display panel along hatching XX ' of Figure 17 offer;
Figure 19 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention;
Figure 20 is the schematic diagram of the section structure of the display panel along hatching NN ' of Figure 19 offer;
Figure 21 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that:Unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 2-Fig. 3 is please referred to, Fig. 2 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention, Fig. 3
It is the schematic diagram of the section structure of the display panel along hatching OO ' of Fig. 2 offer.The embodiment of the present invention provides a kind of display panel,
Including:Substrate 10;The more connecting lines 11 on substrate 10;Encapsulated layer 12 positioned at connecting line 11 far from 10 side of substrate;
More touch-control leads 13 of the side positioned at encapsulated layer 12 far from connecting line 11;Display panel is divided into viewing area A and around aobvious
Show the non-display area B of area A, non-display area B include along the direction perpendicular to display panel, be located at connecting line 11 and encapsulated layer 12 it
Between the first blocking portion 14 and the second blocking portion 15;First blocking portion 14 is located between viewing area A and the second blocking portion 15, and second
Blocking portion 15 is arranged around viewing area A;Encapsulated layer 12 covers the first blocking portion 14 and at least continuation to the first blocking portion 14 and the
Between two blocking portions 15;Encapsulated layer 12 includes that the first via hole K1, the first via hole K1 is located at the first blocking portion 14 and the second blocking portion
Between 15;At least partly touch-control lead 13 is electrically connected by the first via hole K1 with connecting line 11.It should be noted that being saved in Fig. 2
Contracted notation " ... " indicates that it is duplicate that part is omitted in order to which attached drawing clearly shows that the scheme of the embodiment of the present invention in duplicate part
Content.
Specifically, referring to Fig. 2-Fig. 3, the second blocking portion 15 provided in an embodiment of the present invention is arranged around viewing area, the
One blocking portion 14 is located between viewing area A and the second blocking portion 15, and between the first blocking portion 14 and the second blocking portion 15
Equipped with the first via hole K1, touch-control lead 13 is electrically connected by the first via hole K1 with connecting line.Touch-control in the embodiment of the present invention draws
Line extends between the first blocking portion and the second blocking portion, and touch-control lead and connecting line pass through the first blocking portion and the second blocking portion
Between the first via hole electrical connection, even if all there is larger segment difference in the two sides of the second blocking portion, thus during etching
Metal occur also can be avoided or reduce appearance short circuit between touch-control lead the case where perhaps other conductive materials remain,
To improve the touch-control performance of display panel, the quality of display panel is promoted, the usage experience of user is improved.In the prior art,
Usual touch-control lead is needed across all blocking portions, and due to more in blocking portion region step, it is answered at step
Power is more concentrated, and display panel provided in an embodiment of the present invention only need to just be electrically connected to across one of blocking portion and be located below film layer
In connecting line, the quantity across blocking portion can be reduced, to reduce the stress that other film layers are subject at step, prevent from breaking
Line avoids etching residue.
It should be noted that the present invention is only illustrated so that the first blocking portion is strip as an example, in practical application
During, the concrete shape of the first blocking portion is not specifically limited.
Optionally, as shown in figure 3, display panel provided in an embodiment of the present invention further includes buffer layer 50, gate insulating layer
60, interlayer insulating film 70, passivation layer 80, thin film transistor (TFT) array TFT, multiple Organic Light Emitting Diode OLED, planarization layer 20,
Pixel defining layer 30, gap supporting layer (i.e. PS column, be not shown in the figure).
Optionally, the first sublayer, second are respectively included continuing with referring to Fig. 3, the first blocking portion 14 and the second blocking portion 15
Sublayer, third sublayer;First sublayer and 20 same layer of planarization layer are arranged, and planarization layer 20 covers more connecting lines 11;Second son
Layer is arranged with 30 same layer of pixel defining layer, and pixel defining layer 30 is located at the side that planarization layer 20 deviates from more connecting lines 11;The
Three sublayers and gap supporting layer same layer are arranged, and gap supporting layer is located at the side that pixel defining layer 30 deviates from planarization layer 20.
Blocking portion provided in an embodiment of the present invention is multiplexed the film layers such as planarization layer, pixel defining layer, gap supporting layer, each
Blocking portion can according to need the film layer that selection needs to retain, other film layers can remove together in patterning process, i.e.,
Blocking portion provided in an embodiment of the present invention can adjust as needed the height of blocking portion, and adjust the mode of blocking portion height
Simplicity does not need to increase additional process flow.
Optionally, continuing with referring to Fig. 3, third blocking portion 16 and the 4th blocking portion 17 can also with the first blocking portion 14,
The identical structure of second blocking portion 15.It should be noted that the first blocking portion, the second blocking portion, third blocking portion, the 4th blocking
The height in portion may include three sublayers, also can according to need and suitably eliminates duplication, for example, the blocking close to viewing area side
Portion may include two sublayers, and the present invention is not specifically limited this.
Optionally, continuing with referring to Fig. 3, connecting line 11 is located at planarization layer 20 close to the side of substrate 10.Specifically, even
Wiring 11 can be arranged with the source-drain electrode same layer of TFT.Certainly, in other alternative embodiments of the invention, connecting line can be answered
With other metal layers in array layer, such as connecting line and grid same layer or connecting line are additionally to make in display panel
One layer of conductive layer.
Optionally, continuing with referring to fig. 2, non-display area B further includes binding area C, and binding area C includes multiple pads 18, even
Wiring 11 is electrically connected with pad 18.
Optionally, continuing with referring to Fig. 3, encapsulated layer 12 includes first to be cascading along the direction far from substrate 10
Inorganic encapsulated layer 121, the first organic encapsulation layer 122 and the second inorganic encapsulated layer 123;Wherein, the first organic encapsulation layer 122 covers
Lid viewing area A simultaneously ends in the first blocking portion 14 towards the side of viewing area A, the first inorganic encapsulated layer 121 and the second inorganic envelope
It fills layer 123 and covers viewing area A and the first blocking portion 14 and at least continuation between the first blocking portion 14 and the second blocking portion 15.
Specifically, encapsulated layer 12 is a three-decker, including two layers of inorganic encapsulated layer and one layer of organic encapsulation layer, it is organic
Encapsulated layer usually has certain mobility, and therefore, the main function of the first blocking portion is for organic in barrier encapsulation layer
Object, the main function of the second blocking portion be prevent panel cut when encapsulated layer in inorganic encapsulated layer occur crack or
Crackle, the fracture propagation for preventing cut edge from occurring make steam or oxygen extension crackle enter organic illuminator to encapsulated layer
Part.
The present embodiment stops organic encapsulation layer by the first blocking portion, i.e. organic encapsulation layer terminates in the first blocking portion direction
The side of viewing area, it is the inorganic encapsulated being in close contact that encapsulated layer, which is retained in the part between the first blocking portion and the second blocking portion,
Layer, the via hole for running through encapsulated layer is further arranged in the present invention between the first blocking portion and the second blocking portion, for connecting touch-control
Lead and connecting line, the via hole on such encapsulated layer only run through inorganic encapsulated layer, will not expose organic encapsulation layer, and inorganic material
The binding ability of material is preferable, can be avoided film layer separation, in addition, inorganic material blocks water oxygen ability more compared to organic material
It is good, even if therefore being provided between the first blocking portion and the second blocking portion in display panel provided in an embodiment of the present invention
Hole, while also encapsulated layer capable of being made more effectively water oxygen to be stopped to enter organic luminescent device, additionally it is possible to further avoid encapsulated layer
It is cracked.
Optionally, Fig. 4-Fig. 5 is referred to, Fig. 4 is the planar structure of another display panel provided in an embodiment of the present invention
Schematic diagram, Fig. 5 are the schematic diagram of the section structure of the display panel along hatching QQ ' of Fig. 4 offer.As illustrated in figures 4-5, non-display area
B further includes third blocking portion 16, and third blocking portion 16 is between connecting line 11 and encapsulated layer 12;Third blocking portion 16 is around the
The setting of two blocking portions 15, encapsulated layer 12 cover viewing area A and the first blocking portion 14, the second blocking portion 15 and at least continuation to the
Between two blocking portions 15 and third blocking portion 16.
Specifically, referring to Fig. 4-5, it is provided between the second blocking portion 15 and non-display area B in the embodiment of the present invention
Third blocking portion 16, the first inorganic encapsulated layer 121 of encapsulated layer 12 and the equal continuation of the second inorganic encapsulated layer 123 are to the second blocking portion
Between 15 and third blocking portion 16, and third blocking portion 16 surrounds the second blocking portion 15.The embodiment of the present invention is in display panel
The third blocking portion of middle setting can further prevent inorganic encapsulated layer when panel is cut in encapsulated layer crack occur
Or crackle.Moreover, alloing the inorganic encapsulated layer in encapsulated layer to cover the second blocking portion by third blocking portion and terminating in
Third blocking portion can be improved punching reliability, and display panel provided in an embodiment of the present invention towards the side of viewing area
In inorganic layer edge farther out from the first via hole, and edge is easy to appear crackle, even if design inorganic layer through this embodiment
Edge is cracked also to be intercepted by the second blocking portion, and Crack prevention extends at via hole, make steam along crackle and via hole into
Enter in encapsulating structure.
Optionally, the height h1 of the first blocking portion, the height h2 of the second blocking portion, third blocking portion height h3 relationship
Meet:h1<H3, and h2<h3.In display panel provided in an embodiment of the present invention, the height highest of third blocking portion, first stops
The height of portion and the second blocking portion is respectively less than third blocking portion.Blocking portion in the prior art usually height is consistent, therefore, adjacent
Blocking portion be rendered as groove in the two interval location, the groove be easy accumulation of thick metal or other conductive materials, from
And it is difficult to etch and completely causes to remain.And in display panel provided in an embodiment of the present invention, the first blocking portion and the second blocking portion
Height it is lower, the height of third blocking portion is higher, and the height of blocking portion of the height of third blocking portion and routine connects substantially
Closely.In display panel provided in an embodiment of the present invention, the height of the first blocking portion and the second blocking portion is lower, then the first blocking portion
It is also smaller with the segment difference of the second blocking portion two sides, the groove structure that the gap between the first blocking portion and the second blocking portion is formed
A possibility that recessed degree is substantially reduced therewith, then can be substantially reduced or avoid kish or other materials etches more dry
It is net thorough, so as to effectively prevent touch-control lead short circuit, the touch-control performance of display panel is improved, the product of display panel are promoted
Matter improves the usage experience of user.
Optionally, Fig. 6 is referred to, Fig. 6 is the planar structure signal of another display panel provided in an embodiment of the present invention
Figure.As shown in fig. 6, the first blocking portion 14 is closed figure and the first blocking portion 14 is arranged around viewing area A.
Display panel provided in an embodiment of the present invention, the whole circle setting of the first blocking portion, for ending organic material of encapsulated layer
Material, the second blocking portion and third blocking portion are used to prevent inorganic encapsulated layer when panel is cut in encapsulated layer from crack occur
Or crackle, it is able to ascend the producing efficiency of display panel, improves the yield rate of display panel.
Optionally, Fig. 7 is referred to, Fig. 7 is the planar structure signal of another display panel provided in an embodiment of the present invention
Figure.As shown in fig. 7, the first blocking portion 14 is semiclosed figure and on the direction perpendicular to display panel, the first blocking portion 14
It is overlapping with more touch-control leads 13.
Half-turn or similar shape, Neng Goujie is only arranged in display panel provided in an embodiment of the present invention, the first blocking portion
The space for saving non-display area is used to be arranged the other assemblies of display panel, improves the space utilization rate of display panel.
Optionally, continuing with referring to fig. 4, the first blocking portion 14 is flagpole pattern, and the first blocking portion 14 is along the viewing area edge A
Extend, touch-control cabling 13 extends to the first blocking portion 14 away from viewing area A's by the side of the first blocking portion 14 towards viewing area A
Side;On the direction perpendicular to display panel, the first blocking portion 14 and more touch-control leads 13 are overlapping.
Display panel provided in an embodiment of the present invention, the first blocking portion are set as strip, can further save non-display
The space utilization rate of display panel is improved in the space in area.
Optionally, Fig. 8 is referred to, Fig. 8 is the planar structure signal of another display panel provided in an embodiment of the present invention
Figure.As shown in Figure 8, wherein display panel includes multiple first blocking portions 14, and each first blocking portion 14 is flagpole pattern,
First blocking portion 14 extends along the viewing area edge A, other places same as the previously described embodiments repeat no more.Different, Duo Ge
Extending direction of one blocking portion 14 along the viewing area edge A is intervally arranged;Touch-control lead 13 is divided into multiple touch-control lead wire sets, is hanging down
Directly on the direction of display panel, each touch-control lead wire set is overlapping with first blocking portion 14.
Specifically, as shown in figure 8, touch-control lead 13 is divided into two touch-control lead wire sets 131 and 132, it should be noted that
Fig. 8 it is merely exemplary illustrate that touch-control lead can be divided into a kind of mode of touch-control lead wire set, the present invention is specific to touch-control lead
How to divide and is not specifically limited.As shown in figure 8, each touch-control lead wire set 131 and touch-control lead wire set 132 are hindered with one first
Stopper 14 is overlapping, and touch-control lead wire set 131 and touch-control lead wire set 132 pass through corresponding first via hole K1 and connecting line electricity respectively
Connection.
The embodiment of the present invention only in touch-control lead the first blocking portion of corresponding place setting, can reduce the first blocking portion and account for
While with space, the situation for occurring short circuit between touch-control lead is avoided or reduces, to improve the touch-control of display panel
Can, the quality of display panel is promoted, the usage experience of user is improved.Further, since blocking portion region can generate stress collection
In, therefore, other film layers overlapped mutually on the direction perpendicular to display panel with blocking portion will receive larger stress.The present invention
The first blocking portion is set multiple strips by the display panel that embodiment provides, between existing between adjacent the first blocking portion of strip
Gap, can be by the cabling of other on display panel (such as part cabling, data line, scan line in thin film transistor (TFT) array etc.)
Projection be set in two neighboring first blocking portion gap, i.e., this kind of cabling is worn from two neighboring first blocking portion gap
It crosses to connect between associated components and driving chip in the display area, thus the stress pair for reducing or avoiding blocking portion to generate
It is influenced caused by other cablings.
Optionally, Fig. 9-10 is referred to, Fig. 9 is that the planar structure of another display panel provided in an embodiment of the present invention is shown
It is intended to, Figure 10 is a kind of the schematic diagram of the section structure along Fig. 9 section line RR '.As shown in Fig. 9-Figure 10, the first blocking portion 14
Both ends are equipped with interconnecting piece 141, the first blocking portion 141 and the second blocking portion 15 and are connected by interconnecting piece 141.
In display panel provided in an embodiment of the present invention, the first inorganic encapsulated layer 121 of encapsulated layer 12 and the second inorganic envelope
The equal continuation of layer 123 is filled between the second blocking portion 15 and third blocking portion 16, the first blocking portion and the second blocking portion are passed through into company
Socket part connection, so that the first via hole between the first blocking portion and the second blocking portion be surrounded completely, can further avoid or
Person reduces organic encapsulation layer and flows into the first via hole, promotes the touch-control performance of display panel.
Optionally, 1- Figure 12, Figure 11 are the planar junctions of another display panel provided in an embodiment of the present invention referring to Figure 1
Structure schematic diagram, Figure 12 are the schematic diagram of the section structure of the display panel along hatching PP ' of Figure 10 offer.As depicted in figs. 11-12, it seals
Filling layer 12 further includes the second via hole K2, and the second via hole K2 is between the second blocking portion 15 and third blocking portion 16;At least partly
Touch-control lead 13 is electrically connected by the second via hole K2 with connecting line 11.
Specifically, as depicted in figs. 11-12, the first via hole K1 is equipped between the first blocking portion 14 and the second blocking portion 15, the
The second via hole K2 is equipped between two blocking portions 15 and third blocking portion 16, touch-control lead 13 can pass through the first via hole K1 and second
Via hole K2 is electrically connected with connecting line.In the embodiment of the present invention, at least part touch-control lead 13 can pass through the first via hole simultaneously
K1 and the second via hole K2 are electrically connected with connecting line 11.
In display panel provided in an embodiment of the present invention be provided with two via holes, can not only effectively avoid or reduce by
In the residual of metal or other conductive materials causes touch-control lead short circuit the problem of, and touch-control can be further decreased and drawn
Contact impedance between line and connecting line increases the contact area between touch-control lead and connecting line, to promote touch-control lead
The stability of connection improves the touch-control performance of display panel.
It should be noted that can simultaneously include that the second via hole and third hinder in display panel provided in an embodiment of the present invention
Stopper both (in part figure not simultaneously show), but simultaneously whether setting can according to need and selected the two, the present invention couple
This is not specifically limited.
Optionally, 3-14, Figure 13 are the planar structures of another display panel provided in an embodiment of the present invention referring to Figure 1
Schematic diagram, Figure 14 are the schematic diagram of the section structure of the display panel along hatching MM ' of Figure 13 offer.As illustrated in figs. 13-14, non-aobvious
Show that area B further includes the 4th blocking portion 17, the 4th blocking portion 17 is located between viewing area A and the first blocking portion 14, the 4th blocking portion
17 between connecting line 11 and encapsulated layer 12, and the first blocking portion 14 is arranged around viewing area A;Wherein, the first organic packages
Layer 122 covers viewing area A and ends in the 4th blocking portion 17 towards the side of viewing area A, the first inorganic encapsulated layer 121 and second
Inorganic encapsulated layer 123 covers viewing area A and the 4th blocking portion 17 and at least continuation to the first blocking portion 14 and the second blocking portion 15
Between.
Specifically, as illustrated in figs. 13-14, the first blocking portion 14 is provided with the 4th blocking portion 17 close to the side of viewing area A,
There is the first via hole K1 between first blocking portion 14 and the second blocking portion 15, touch-control lead 13 passes through the first via hole K1 and connecting line 11
Electrical connection.The 4th blocking portion that the embodiment of the present invention is arranged in display panel can end the organic matter in encapsulated layer, avoid
The flowing of organic matter, the first blocking portion and the second blocking portion of the whole circle setting of outer layer, can preferably prevent in panel cutting
When encapsulated layer in inorganic encapsulated layer there is crack or crackle.
It should be noted that the present invention is only illustrated so that the 4th blocking portion is strip as an example, in practical application
During, the concrete shape of the 4th blocking portion is not specifically limited.
Optionally, continuing with referring to Figure 14, the height h1 of the first blocking portion, the second blocking portion h2, the 4th blocking portion height
The relationship for spending h4 meets:h4<H2, and h1<h2.In display panel provided in an embodiment of the present invention, the height of the second blocking portion is most
The height of height, the 4th blocking portion and the first blocking portion is respectively less than the second blocking portion.Blocking portion in the prior art usually height one
Cause, therefore, adjacent blocking portion is rendered as groove in the two interval location, the groove be easy accumulation of thick metal or other lead
Electric material completely causes to remain to be difficult to etch.And in display panel provided in an embodiment of the present invention, the first blocking portion and
The height of 4th blocking portion is lower, and the height of the second blocking portion is higher, and the blocking portion of the height of the second blocking portion and routine
Height substantially close to.In display panel provided in an embodiment of the present invention, the height of the first blocking portion and the 4th blocking portion is lower, then
The segment difference of first blocking portion and the 4th blocking portion two sides is also smaller, what the gap between the first blocking portion and the 4th blocking portion was formed
The recessed degree of groove structure decreases, then can be substantially reduced or avoid the possibility of possible kish or other materials
Property, etching is cleaner thoroughly so as to effectively prevent touch-control lead short circuit, improves the touch-control performance of display panel, promotes display
The quality of panel improves the usage experience of user.
Optionally, 5, Figure 15 is that the planar structure of another display panel provided in an embodiment of the present invention is shown referring to Figure 1
It is intended to.As shown in figure 15, the 4th blocking portion 17 is closed figure and the 4th blocking portion 17 is arranged around viewing area A.
Display panel provided in an embodiment of the present invention, the whole circle setting of the 4th blocking portion, can effectively end having for encapsulated layer
Machine material, prevents organic material from flowing outward, improves the yield rate of display panel.
Optionally, 6, Figure 16 is that the planar structure of another display panel provided in an embodiment of the present invention is shown referring to Figure 1
It is intended to.As shown in figure 16, for semiclosed figure and on the direction perpendicular to display panel, the 4th stops the 4th blocking portion 17
Portion 17 is overlapping with more touch-control leads 13.
Half-turn or similar shape, Neng Goujie is only arranged in display panel provided in an embodiment of the present invention, the 4th blocking portion
The space for saving non-display area is used to be arranged the other assemblies of display panel, improves the space utilization rate of display panel.
Optionally, continuing with referring to Figure 13, the 4th blocking portion 17 is flagpole pattern, and the 4th blocking portion 17 is along the viewing area side A
Edge extends, and touch-control cabling 13 extends to the 4th blocking portion 17 away from viewing area A by the side of the 4th blocking portion 17 towards viewing area A
Side;On the direction perpendicular to display panel, the 4th blocking portion 17 and more touch-control leads 13 are overlapping.
Display panel provided in an embodiment of the present invention, the 4th blocking portion are set as strip, can further save non-display
The space utilization rate of display panel is improved in the space in area.
Optionally, 7, Figure 17 is that the planar structure of another display panel provided in an embodiment of the present invention is shown referring to Figure 1
It is intended to.As shown in figure 17, extending direction of multiple 4th blocking portions 17 along the viewing area edge A is intervally arranged;Touch-control lead 13 is drawn
It is divided into multiple touch-control lead wire sets, on the direction perpendicular to display panel, each touch-control lead wire set and the 4th blocking portion 17
It is overlapping.The first inorganic encapsulated layer 121 of encapsulated layer 12 and the equal continuation of the second inorganic encapsulated layer 123 are to first in the embodiment of the present invention
Between blocking portion 14 and the second blocking portion 15, also, display panel includes multiple 4th blocking portions 17, each 4th blocking portion 17
It is flagpole pattern, the 4th blocking portion 17 extends along the viewing area edge A, other places same as the previously described embodiments repeat no more.
Specifically, as shown in figure 17, touch-control lead 13 is divided into two touch-control lead wire sets 131 and 132, needs to illustrate
Be, Figure 17 it is merely exemplary illustrate that touch-control lead can be divided into a kind of mode of touch-control lead wire set, the present invention is to touch-control lead
Specifically how to divide and is not specifically limited.As shown in figure 17, each touch-control lead wire set 131 and touch-control lead wire set 132 with one
4th blocking portion 17 is overlapping, and touch-control lead wire set 131 and touch-control lead wire set 132 pass through corresponding first via hole K1 and company respectively
Wiring electrical connection.
The embodiment of the present invention only in touch-control lead the 4th blocking portion of corresponding place setting, can reduce the 4th blocking portion and account for
While with space, the situation for occurring short circuit between touch-control lead is avoided or reduces, to improve the touch-control of display panel
Can, the quality of display panel is promoted, the usage experience of user is improved.
Further, 8, Figure 18 is that the display panel that Figure 17 is provided is illustrated along the cross-section structure of hatching XX ' referring to Figure 1
Figure.As shown in figure 18, the thickness of the first blocking portion 14 part adjacent with the 4th blocking portion 17 of each strip be less than with this
The thickness of the other parts of one blocking portion 17.I.e. at least one perpendicular to plane where display panel and both perpendicular to the 4th
(17 extending direction of the 4th blocking portion is parallel with the first adjacent blocking portion 14), h4 in the section of the extending direction of blocking portion 17>
h1.Because the 4th blocking portion 17 can stop organic encapsulation layer, first blocking portion 14 adjacent with the 4th blocking portion 17 can
To reduce height, and first blocking portion 14 other region heights do not reduce, and guarantee the effect for stopping organic encapsulation layer.Meanwhile it can
To reduce the problem that region film layer segment difference is larger, step is more between the 4th blocking portion 17 and the second blocking portion 15, reduce stress,
It prevents from breaking, avoids etching residue.
Optionally, the films such as blocking portion multiplexing planarization layer provided in an embodiment of the present invention, pixel defining layer, gap supporting layer
Layer, the certain film layers in viewing area being multiplexed in the first blocking portion were being patterned in the position of adjacent 4th blocking portion of correspondence
It can be removed together in journey, processing procedure is easy, does not have to additional increase processing procedure.
Optionally, 9-20, Figure 19 are the planar structures of another display panel provided in an embodiment of the present invention referring to Figure 1
Schematic diagram, Figure 20 are the schematic diagram of the section structure of the display panel along hatching NN ' of Figure 19 offer.As shown in Figure 19-20, the 4th
The both ends of blocking portion 17 are equipped with interconnecting piece 171, the 4th blocking portion 17 and the first blocking portion and are connected by interconnecting piece 171, the 4th resistance
Between stopper 17 and the first blocking portion 14 be equipped with third via hole K3, at least partly touch-control lead 13 by third via hole K3 with connect
Line 11 is electrically connected.
Specifically, third via hole K3 is equipped between the 4th blocking portion 17 and the first blocking portion 14 as shown in Figure 19-20, the
The first via hole K1 is equipped between one blocking portion 14 and the second blocking portion 15, touch-control lead 13 can pass through the first via hole K1 and third
Via hole K3 is electrically connected with connecting line.In the embodiment of the present invention, at least part touch-control lead 13 can pass through the first via hole simultaneously
K1 and third via hole K3 are electrically connected with connecting line 11.
In display panel provided in an embodiment of the present invention, the 4th blocking portion and the first blocking portion are connected by interconnecting piece,
To surround the first via hole between the 4th blocking portion and the second blocking portion completely, it can further avoid or reduce and is organic
Encapsulated layer flows into the first via hole, promotes the touch-control performance of display panel.Also, it is set in display panel provided in an embodiment of the present invention
Two via holes have been set, can not only effectively avoid or has reduced the residual due to metal or other conductive materials and causes touch-control
The problem of lead short circuit, and the contact impedance between touch-control lead and connecting line can be further decreased, increase touch-control lead
Contact area between connecting line improves the touch-control performance of display panel to promote the stability of touch-control lead connection.
It should be noted that (portion can be arranged in the third via hole and the 4th blocking portion that are arranged in the embodiment of the present invention simultaneously
Divide and the two be not shown in the figure while being arranged), but simultaneously whether setting can according to need selection to the two, and the present invention does not make this to have
Body limitation.
The embodiment of the present invention also provides a kind of display device, including display panel provided by the invention.Specifically, please referring to
Figure 21, Figure 21 are a kind of planar structure schematic diagrams of display device provided in an embodiment of the present invention.The display device that Figure 21 is provided
1000 include the display panel 1000A that any of the above-described embodiment of the present invention provides.Figure 21 embodiment only takes the mobile phone as an example, to display
Device 1000 is illustrated, it is to be understood that display device provided in an embodiment of the present invention can be wrist-watch, computer, electricity
This is not specifically limited depending on other display devices having a display function, the present invention such as, display device for mounting on vehicle.The present invention is implemented
The display device that example provides, the beneficial effect with display panel provided in an embodiment of the present invention specifically can be with reference to above-mentioned each
Embodiment is illustrated for display panel, and details are not described herein for the present embodiment.
Through the foregoing embodiment it is found that display panel provided by the invention and display device, at least realizing following has
Beneficial effect:
By the end of between the first blocking portion and the second blocking portion, touch-control lead passes through touch-control lead in the embodiment of the present invention
The first via hole electrical connection between first blocking portion and the second blocking portion, even if all having larger section in the two sides of the second blocking portion
Difference, so that occurring metal during etching also can be avoided or reduce the case where perhaps other conductive materials remain
Occur short circuit between touch-control lead, to improve the touch-control performance of display panel, promotes the quality of display panel, improve user's
Usage experience.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (21)
1. a kind of display panel, which is characterized in that including:
Substrate;
The more connecting lines on the substrate;
Encapsulated layer positioned at the connecting line far from the substrate side;
More touch-control leads of the side positioned at the encapsulated layer far from the connecting line;
The display panel is divided into viewing area and the non-display area around the viewing area, and the non-display area includes along vertical
The first blocking portion and the second blocking portion in the direction of the display panel, between the connecting line and the encapsulated layer;
For first blocking portion between the viewing area and second blocking portion, second blocking portion surrounds the viewing area
Setting;The encapsulated layer covers first blocking portion and at least continuation to first blocking portion and second blocking portion
Between;
The encapsulated layer includes the first via hole, first via hole be located at first blocking portion and second blocking portion it
Between;
At least partly described touch-control lead is electrically connected by first via hole with the connecting line.
2. display panel according to claim 1, which is characterized in that
The encapsulated layer includes the first inorganic encapsulated layer being cascading along the direction far from the substrate, first organic envelope
Fill layer and the second inorganic encapsulated layer;
Wherein, first organic encapsulation layer covers the viewing area and ends in first blocking portion towards the viewing area
Side, the first inorganic encapsulated layer and the second inorganic encapsulated layer cover the viewing area and first blocking portion,
And at least continuation is between first blocking portion and second blocking portion.
3. display panel according to claim 2, which is characterized in that
The non-display area further includes third blocking portion, the third blocking portion be located at the connecting line and the encapsulated layer it
Between;
The third blocking portion is arranged around second blocking portion, and the encapsulated layer covers the viewing area and first resistance
Stopper, the second blocking portion and at least continuation are between second blocking portion and the third blocking portion.
4. display panel according to claim 3, which is characterized in that
The encapsulated layer further includes the second via hole, and second via hole is between second blocking portion and third blocking portion;
At least partly described touch-control lead is electrically connected by second via hole with the connecting line.
5. display panel according to claim 3, which is characterized in that
First blocking portion is closed figure and first blocking portion is arranged around the viewing area.
6. display panel according to claim 3, which is characterized in that
First blocking portion is semiclosed figure and on the direction perpendicular to display panel, first blocking portion and more
Touch-control lead described in root is overlapping.
7. display panel according to claim 3, which is characterized in that
First blocking portion is flagpole pattern, and first blocking portion extends along the edge of display area, the touch-control cabling
The side that first blocking portion deviates from the viewing area is extended to by the side of the first blocking portion towards the viewing area;
On the direction perpendicular to the display panel, first blocking portion is overlapping with the more touch-control leads.
8. display panel according to claim 7, which is characterized in that
Multiple first blocking portions are intervally arranged along the extending direction of the edge of display area;
The touch-control lead is divided into multiple touch-control lead wire sets, on the direction perpendicular to the display panel, each touching
It is overlapping with first blocking portion to control lead wire set.
9. display panel according to claim 8, which is characterized in that
The both ends of first blocking portion are equipped with interconnecting piece, first blocking portion and second blocking portion and are connected by interconnecting piece
It connects.
10. display panel according to claim 2, which is characterized in that
The non-display area further includes the 4th blocking portion, and the 4th blocking portion is located at the viewing area and first blocking portion
Between, the 4th blocking portion is between the connecting line and the encapsulated layer, and first blocking portion is around described aobvious
Show that area is arranged;
Wherein, first organic encapsulation layer covers the viewing area and ends in the 4th blocking portion towards the viewing area
Side, the first inorganic encapsulated layer and the second inorganic encapsulated layer cover the viewing area and the 4th blocking portion,
And at least continuation is between first blocking portion and second blocking portion.
11. display panel according to claim 10, which is characterized in that
4th blocking portion is closed figure and the 4th blocking portion is arranged around the viewing area.
12. display panel according to claim 10, which is characterized in that
4th blocking portion is semiclosed figure and on the direction perpendicular to display panel, the 4th blocking portion and more
Touch-control lead described in root is overlapping.
13. display panel according to claim 10, which is characterized in that
4th blocking portion is flagpole pattern, and the 4th blocking portion extends along the edge of display area, the touch-control cabling
The side that 4th blocking portion deviates from the viewing area is extended to by the side of the 4th blocking portion towards the viewing area;
On the direction perpendicular to the display panel, the 4th blocking portion is overlapping with the more touch-control leads.
14. display panel according to claim 13, which is characterized in that
Multiple 4th blocking portions are intervally arranged along the extending direction of the edge of display area;
The touch-control lead is divided into multiple touch-control lead wire sets, on the direction perpendicular to the display panel, each touching
It is overlapping with the 4th blocking portion to control lead wire set.
15. display panel according to claim 14, which is characterized in that
The both ends of 4th blocking portion are equipped with interconnecting piece, and the 4th blocking portion and first blocking portion pass through the connection
Portion's connection;
Third via hole is equipped between 4th blocking portion and first blocking portion, at least partly described touch-control lead passes through institute
Third via hole is stated to be electrically connected with the connecting line.
16. display panel according to claim 3, which is characterized in that
The height h1 of first blocking portion, the second blocking portion h2, the third blocking portion height h3 relationship meet:
h1<H3, and h2<h3.
17. display panel according to claim 10, which is characterized in that
The height h1 of first blocking portion, the second blocking portion h2, the 4th blocking portion height h4 relationship meet:
h4<H2, and h1<h2.
18. display panel according to claim 2, which is characterized in that
First blocking portion and second blocking portion respectively include the first sublayer, the second sublayer, third sublayer;
First sublayer and planarization layer same layer are arranged, and the planarization layer covers the more connecting lines;
Second sublayer and pixel defining layer same layer are arranged, and the pixel defining layer is located at the planarization layer away from described more
The side of root connecting line;
The third sublayer and gap supporting layer same layer are arranged, and the gap supporting layer is located at the pixel defining layer away from described
The side of planarization layer.
19. display panel according to claim 1, which is characterized in that
The connecting line is located at planarization layer close to the side of the substrate.
20. display panel according to claim 1, which is characterized in that
Non-display area further includes binding area, and the binding area includes multiple pads, and the connecting line is electrically connected with the pad.
21. a kind of display device, which is characterized in that including display panel described in any one of claim 1-20.
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