CN109686253A - Wire structures and stretchable display device - Google Patents
Wire structures and stretchable display device Download PDFInfo
- Publication number
- CN109686253A CN109686253A CN201910016933.2A CN201910016933A CN109686253A CN 109686253 A CN109686253 A CN 109686253A CN 201910016933 A CN201910016933 A CN 201910016933A CN 109686253 A CN109686253 A CN 109686253A
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- conducting wire
- substrate
- locator pin
- wire
- along
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- 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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
Abstract
The embodiment of the present invention provides a kind of wire structures and stretchable display device, comprising: substrate；At least one curved conducting wire on the substrate；Locating pin member on the substrate, the conducting wire extends through the locating pin member, the locating pin member plays the role of positioning to the movement of the conducting wire, when stretching or compressing the substrate, the locating pin member plays the role of positioning to the movement of the conducting wire, and the locating pin member is in the movement routine for limiting or guiding the conducting wire along at least one direction.The present invention improves the matching degree that the conducting wire follows substrate to be stretched, and improve the restorable ability of conducting wire when compressing the substrate by the way that the curved conducting wire and locating pin member is arranged.
Description
Technical field
The present embodiments relate to field of display technology, in particular to a kind of wire structures and stretchable display device.
Background technique
OLED (Organic Light-Emitting Diode) is known as organic electroluminescent LED.OLED display technology
With all solid state, active shines, high contrast, ultra-thin, low-power consumption, effect speed is fast, working range is wide, it is flexible aobvious to be easily achieved
Show and many advantages, such as 3D display, so that it is applied on many multi-display equipments at present, such as applied to television set and shifting
In dynamic equipment.
Flexible OLED refers to flexible Organic Light Emitting Diode, is manufactured based on flexible base board, and run on flexible substrates.
Compared with traditional rigid OLED, flexible OLED is more flexible, lighter and thinner, so that foldable, rollable display technology
It is possibly realized.With the further investigation to flexible OLED technology, the concept for stretching display technology is suggested.Stretchable display technology
Display screen realization can be made to be bent in two directions, and display screen can be drawn in the case where not influencing resolution ratio
It is long, and can finally be restored to original shape.Stretchable display technology be important front edge direction in next-generation display technology it
One.
There are areas for improvement for the performance of the stretchable display device of the prior art.
Summary of the invention
The present invention provides a kind of wire structures, comprising: substrate；At least one curved conducting wire on the substrate；
Locating pin member on the substrate, the conducting wire extend through the locating pin member, and the locating pin member is to institute
The movement for stating conducting wire plays the role of positioning, when stretching or compressing the substrate, movement of the locating pin member to the conducting wire
It plays the role of positioning, the locating pin member is in the movement routine for limiting or guiding the conducting wire along at least one direction.
The present invention also provides a kind of stretchable display devices, including above-mentioned wire structures.
Compared with prior art, technical solution provided in an embodiment of the present invention has the advantage that
The present invention provides a kind of structural behaviour the superior wire structures for stretchable device, including being located on substrate
At least one curved conducting wire, the curved conducting wire provide surplus for the stretching of conducting wire, further include the positioning on substrate
Pin member, the conducting wire extends through the locating pin member, when stretching or compressing the substrate, the locating pin member
It plays the role of positioning to the movement of conducting wire, and in the movement routine for limiting or guiding the conducting wire along at least one direction.Pass through
The locating pin member is set, and the conducting wire is stretched or limitation of the compressed movement routine by the locating pin member
Or guidance, therefore the conducting wire is no longer arbitrarily mobile so that in stretching substrate, the conducting wire be stretched degree with it is described
Be stretched degree matching degree of substrate is high, thus when very good solution stretches conducting wire and substrate matching problem, prevent described lead
Line level of stretch do not catch up with substrate level of stretch and caused by destruction conducting wire the problem of；In addition, after stretching described in compression
During substrate, the compressed path of the conducting wire also planning by the locating pin member, so that the conducting wire is compressed
Non-stretched shape can be returned to.Therefore, very good solution of the present invention stretching or conducting wire in compression process and substrate it
Between matching problem.
In addition, locating pin member includes the first locator pin and the second locator pin, wherein the first locator pin is first
The movement routine of direction upper limit conducting wire guides the movement routine of conducting wire in a second direction, and the second locator pin is in first party
The movement routine of conducting wire is booted up, limits the movement routine of conducting wire in a second direction.First locator pin and second
Locator pin is limited and is guided to the movement routine of conducting wire in a different direction, and first locator pin and second is determined
Position pin portion cooperates, and is conducive to further improve the ability that the conducting wire follows the substrate to be stretched, so that stretching
The conducting wire is able to carry out the extension of equal length when substrate；Also, when compressing the substrate, it is more advantageous to described in raising and leads
Line is restored back to the ability of non-stretched preceding shape.
In addition, the bending salient point of conducting wire is arranged in the first locator pin, the bending concave point of conducting wire is arranged in the second positioning
In pin portion, be conducive to improve the degree that the conducting wire follows the substrate to be stretched to greatest extent, and further improve institute
State the ability that conducting wire is restored back to non-stretched preceding shape.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the overlooking structure diagram for the wire structures that one embodiment of the invention provides；
Fig. 2 is the schematic diagram of the section structure in Fig. 1 along the direction AA1；
Fig. 3 is wire structures shown in FIG. 1 in the overlooking structure diagram being stretched along Y-direction；
Fig. 4 be another embodiment of the present invention provides wire structures overlooking structure diagram；
Fig. 5 is the schematic diagram of the section structure in Fig. 4 along the direction BB1；
Fig. 6 is the schematic diagram of the section structure in Fig. 4 along the direction CC1；
Fig. 7 is wire structures shown in Fig. 4 in the overlooking structure diagram being stretched along Y-direction；
Fig. 8 is the overlooking structure diagram for the wire structures that further embodiment of this invention provides；
Fig. 9 is wire structures shown in Fig. 8 in the overlooking structure diagram being stretched along Y-direction.
Specific embodiment
It can be seen from background technology that there are areas for improvement for the performance of the stretchable display device of the prior art.
Analysis finds that stretchable display device includes the screen area (Active Area) body AA and the encirclement area the Ping Ti AA
Conductor section, the conductor section have four side conducting wires, wherein three side conducting wires are electrically connected with the area Ping Ti AA and are straight line, another
Side conducting wire is for binding FPC or IC.When stretching the area Ping Ti AA, rectilinear wire can not carry out stretching matching accordingly, if by force
The length that the row stretching area Ping Ti AA or the area Ping Ti AA are stretched can then destroy the conducting wire of conductor section when longer, open circuit is caused to ask
Topic, therefore the conducting wire of the existing conductor section when stretching can not match with the level of stretch in the area Ping Ti AA, limiting described can draw
Stretch the stretching distance of display device.
Further analysis is found, the rectilinear wire of conductor section is provided with curved conducting wire, can guarantee the conducting wire tool
There is the surplus stretched with the area Ping Ti AA.However, the stretching of the conducting wire is mobile in stretching or the compressing screen body area AA
To be mixed and disorderly unordered, the degree for causing the conducting wire to be stretched is difficult to and the area Ping Ti AA phase for direction or compression moving direction
Matching, during stretching the area Ping Ti AA, easily causes the practical degree being stretched of the conducting wire not catch up with the screen body
The degree that the area AA is stretched, and then conducting wire is caused even to be broken by destruction；Also, the compressed degree of conducting wire is also difficult to
Match with the compressed degree in the area the Ping Ti AA, causes when the area the Ping Ti AA returns to the original form, due to described
Conducting wire moving direction is unordered in a jumble to cause the conducting wire to be difficult to reply original state, influences the conducting wire performance of the conducting wire, very
Unnecessary be electrically connected occurs with other component to may also result in conducting wire.
To solve the above problems, the embodiment of the present invention provides a kind of wire structures, including substrate；On the substrate
At least one curved conducting wire；Locating pin member on the substrate, the conducting wire extend through the locating pin member,
When stretching or compressing the substrate, the locating pin member plays the role of positioning to the movement of the conducting wire, the locator pin
Part is in the movement routine for limiting or guiding the conducting wire along at least one direction.It can be good at solving substrate when stretching substrate
Matching problem between conducting wire can be improved the conducting wire quilt when the wire structures are in stretchable display device
Level of stretch and display screen are stretched the consistency between degree, and the conducting wire can restore to the original state when compressing display screen,
It avoids the occurrence of conducting wire and unnecessary the problem of being electrically connected occurs with other component.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in various embodiments of the present invention
In, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details and
Based on the various changes and modifications of following embodiment, the application technical solution claimed also may be implemented.
Fig. 1 is the overlooking structure diagram for the wire structures that one embodiment of the invention provides.
With reference to Fig. 1, wire structures provided in this embodiment include: substrate 100, at least one on the substrate 100
The curved conducting wire 101 of item；Locating pin member on the substrate 100, the conducting wire 101 extend through the locator pin
Part, the locating pin member plays positioning action to the movement of the conducting wire 101, described when stretching or compressing the substrate
Locating pin member is in the movement routine for limiting or guiding the conducting wire 101 along at least one direction.
Wire structures provided in this embodiment are described in detail below with reference to attached drawing.
The wire structures 100 are used in stretchable device, such as stretchable display device, such as stretchable OLED is aobvious
Showing device, stretchable Micro LED display or stretchable LCD display device.
Correspondingly, the substrate 100 is stretchable substrate, and compresses 100 energy of substrate after stretching the substrate 100
The substrate 100 is enough set to restore to the original state.The material of the substrate 100 is the material with elasticity and ductility.The substrate 100
Material include polyethylene (PE), it is polypropylene (PP), polystyrene (PS), polyethylene terephthalate (PET), poly- to naphthalene
Naphthalate (PEN) or polyimides (PI).The substrate 101 can also be ultra thin glass substrates, ultra-thin glass
The thickness of substrate is less than or equal to 50 μm.
It is mutually indepedent between the conducting wire 101 and the substrate 100.In the present embodiment, the conducting wire 101 is suspended on described
On substrate 100.In other embodiments, the conducting wire may be located on the substrate surface.
It is three as example using the quantity of the curved conducting wire 101 in the present embodiment.In other embodiments, root
According to actual electrical connection demand, the quantity of the curved conducting wire is a for any amount, such as one, five or eight etc..
The curved conducting wire 101 has multiple bending salient points 11 and multiple bending concave points 12, and adjacent flex salient point
It is separated between 11 by a bending concave point 12.It should be noted that the bending salient point 11 and crooked groove 12 are to compare
For.
In the present embodiment, the shape of the curved conducting wire 101 is the waveform of rule, wherein crest location is described
It is bent salient point 11, wave trough position is the bending concave point 12.Wavy peak that the curved conducting wire 101 has with
Trough peak value is equal；Since the curved conducting wire 101 has regular shape, is conducive to improve and is stretching described curved lead
Conducting wire 101 restores the ability of original form after line 101.
The radius of curvature of the conducting wire 101 should not be too large.If the radius of curvature of the conducting wire 101 is excessive, the positioning pin
The stationkeeping ability that component plays the movement of the conducting wire 101 is lower, that is to say, that the movement routine of the conducting wire 101 by
The restriction effect or guiding function of the locating pin member are relatively weak.For this purpose, the conducting wire 101 is taken up an official post in the present embodiment
Anticipate any radius of curvature be less than or equal to 10mm.
It should be noted that in other embodiments, the shape of the curved conducting wire can also be triangular waveform, rectangular
Waveform or other irregular waveforms.
The locating pin member plays the role of positioning to the movement of conducting wire 101, and is stretching or compressing the substrate 100
When, the locating pin member is in the movement routine for limiting or guiding the conducting wire 101 along at least one direction.It is described as a result,
The conducting wire 101 in perhaps compression process that is stretched of conducting wire 101 receives restriction effect from least one direction or movement is drawn
Effect is led, so that movement routine is no longer mixed and disorderly unordered but at least one direction when conducting wire 101 is stretched or compresses
On planned, therefore the conducting wire 101 can be good at that substrate 100 is followed to be stretched or compressed, and improve 101 quilt of conducting wire
Level of stretch and substrate 100 are stretched the matching of degree, improve conducting wire 101 by compression degree and substrate 100 by compression degree
Matching prevent conducting wire 101 to be broken to reduce the probability that conducting wire 101 is destroyed.
Specifically, in the present embodiment, the locating pin member moves road limit the conducting wire 101 along first direction
Diameter, in the movement routine of the upper guidance conducting wire 101 in a second direction.It can in order to improve the conducting wire 101 to greatest extent
The length being stretched, in the present embodiment, the first direction and the second direction are perpendicular, wherein the first direction is X
Direction, the second direction are Y-direction.
In the present embodiment, the extending direction of the conducting wire 101 is consistent with the second direction.
With reference to Fig. 2, described Fig. 2 is the schematic diagram of the section structure in Fig. 1 along the direction AA1, in the present embodiment, the positioning pin
Component is the first locator pin 102 being fixed on the substrate 100, and first locator pin 102 is along first direction
The movement routine for limiting the conducting wire 101, in the movement routine of the upper guidance conducting wire 101 in a second direction.
Specifically, first locator pin 102 includes: the first dowel body being fixed on the substrate 100
112, the first positioning hole 113 of first dowel body 112 is run through along the second direction, and the conducting wire 101 extends
Across the first positioning hole 113.
In the present embodiment, in the section perpendicular to the second direction, the section shape of the first positioning hole 113 is
Circle, and the cross-sectional area of the conducting wire 101 is less than the area of section with the first positioning hole 113, guarantees across described
The conducting wire 101 of first positioning hole 113 can move in a second direction.
It should be noted that in other embodiments, in the section perpendicular to the second direction, first positioning
The section shape in hole can also be triangle, rectangular, hexagon, octagon etc., and the section shape of the first positioning hole may be used also
Think irregular shape, guarantees that the conducting wire can move in a second direction in the first positioning hole.
The quantity of first locator pin 102 is multiple, and for the first positioning pin on conducting wire 101 described in same
For portion 102, the orientation of multiple first locator pins 102 is identical as the second direction.It is the multiple in the present embodiment
First locator pin 102 is alternatively arranged in Y-direction.When the substrate 100 is stretched to a certain degree, due to multiple described
First locator pin 102 is on same straight line, and the conducting wire 101 can be made to be drawn into linearly, is improved to the greatest extent
The degree that the conducting wire 101 can be stretched.
The bending salient point 11 or the bending concave point 12 are arranged in first locator pin 102.It is arranged in this way
It is advantageous in that, when the conducting wire 101 is stretched or is compressed, the bending salient point 11 and the bending concave point 12 are mobile
Amount it is mobile relative to 101 other parts of conducting wire amount it is bigger, therefore the bending salient point 11 and the bending concave point 12
Mobile locational uncertainty is bigger；For this purpose, utilizing first positioning pin in the bending salient point 11 or bending concave point 12
Portion 102 limits the movement routine of the conducting wire 101 in a first direction, and guides the conducting wire 101 in the second direction
On movement routine, be stretched to be conducive to improve the conducting wire 101 degree that is stretched to the greatest extent with the substrate 100
The matching of degree, and improve the restorable ability of the conducting wire 101.
In the present embodiment, the bending salient point 11 of the conducting wire 101 extends through the first positioning hole 113.
Fig. 3 is wire structures shown in FIG. 1 in the overlooking structure diagram being stretched along Y-direction.
With reference to Fig. 3, the substrate 100 is stretched along Y-direction, and the conducting wire 101 on the substrate 100 is also with being drawn
It stretches；And during stretching, first locator pin 102 positions the stretching route of the conducting wire 101.Specifically,
During stretching, the distance between adjacent first locator pin 102 increases to the second length by the first length w1 (referring to Fig. 1)
W1, first dowel body 112 limit the movement routine of the conducting wire 101, the first positioning hole 112 in the X direction
Its internal described conducting wire 101 is directed across to move along Y-direction；In 101 moving process of conducting wire, the conducting wire 101
Curvature is gradually reduced or even can tend to straight line.
When compressing the substrate 100 being stretched along Y-direction, conducting wire 101 on the substrate 100 is also with being pressed
Contracting；Likewise, first locator pin 102 positions the compression route of the conducting wire 101 in compression process.Tool
Body, first dowel body 112 limits the movement routine of the conducting wire 101, and adjacent first positioning pin in the X direction
The distance between portion 102 shortens, so that the conducting wire 101 between adjacent first locator pin 102 is in relaxed state, and the
A positioning hole 112 limits the movement routine of the conducting wire 101 in X-direction, therefore adjacent first locator pin in compression process
The curvature of conducting wire 101 between 102 is gradually increased until returning to the original form.
The first locator pin 102 is arranged in wire structures provided in this embodiment on the substrate 100, and conducting wire 101 is arranged in
In first locator pin 102, when stretching or compressing the substrate 100, first locator pin 102 is along the side X
The movement routine for limiting the conducting wire 101 upwards, in the movement routine for guiding the conducting wire 101 in Y-direction, so that described lead
The movement routine of line 101 has directionality and related with the degree that the substrate 100 is stretched or compress, so that reduction is being drawn
The probability that the conducting wire 101 occurred during the substrate 100 is destroyed is stretched or compressed, it is excellent to guarantee that the conducting wire 101 has
It is electrically connected ability.
Another embodiment of the present invention also provides a kind of wire structures, Fig. 4 be another embodiment of the present invention provides wire bond
The overlooking structure diagram of structure.
In the present embodiment, the wire structures include: substrate 200；At least one on the substrate 200 is curved
Conducting wire 201；Locating pin member on the substrate 200, the conducting wire 201 extends through the locating pin member, described
Locating pin member plays the role of positioning to the movement of the conducting wire 201, when stretching or compressing the substrate 200, the positioning pin
Component is in the movement routine for limiting or guiding the conducting wire 201 along at least one direction.
Wire structures provided in this embodiment are described in detail below with reference to attached drawing.
Detailed description in relation to the substrate 200 and the conducting wire 201, can refer to the respective description of previous embodiment,
Details are not described herein.
In the present embodiment, the curved conducting wire 201 has multiple bending salient points 21 and multiple bending concave points 22.
Unlike previous embodiment, in the present embodiment, the locating pin member is in a second direction described in limitation
The movement routine of conducting wire 201, in the movement routine for booting up the conducting wire 201 along first party.In order to improve to greatest extent
The degree that the conducting wire 201 can be stretched, in the present embodiment, the first direction and the second direction are perpendicular, below
It will be by taking the first direction be X-direction, the second direction is Y-direction as an example.
In the present embodiment, the extending direction of the conducting wire 201 is consistent with the second direction.
Fig. 5 is the schematic diagram of the section structure in Fig. 4 along the direction BB1, and Fig. 6 is that the cross-section structure in Fig. 4 along the direction CC1 is illustrated
Figure.
In conjunction with reference fig. 4 to fig. 6, in the present embodiment, the locating pin member is the second locator pin 203, described second
Locator pin 203 is fixed relative to the substrate 200 in this second direction, and along described first on the substrate 200
Direction is removable, and the first direction and the second direction are perpendicular.
Second locator pin 203 includes: limiting groove portion 230, and the limiting groove portion 230 has along described first
The limiting groove 214 that direction extends；The second dowel body 215 being arranged in the limiting groove 214, second positioning
It is removable along the first direction in the limiting groove 214 to sell ontology 215；It is fixed through described second along the second direction
The second location hole 216 of position pin ontology 215, and the conducting wire 201 extends through the second location hole 216.
In the present embodiment, the limiting groove portion is located in the substrate 200, and the limiting groove portion 230 with it is described
Substrate 200 is structure as a whole.It is believed that a part of the substrate 200 is the limiting groove portion 230, for the ease of figure
Show and illustrates, limiting groove portion 230 shown in dotted line in Fig. 5 and Fig. 6.It should be noted that in other embodiments, the limit
Position concave part may be located on the substrate surface, and the limiting groove portion and the substrate are mutually indepedent.
In the present embodiment, in the section perpendicular to the second direction, the section shape of the second location hole 216 is
Circle, and the cross-sectional area of the conducting wire 201 is less than the area of section with the second location hole 216, guarantees the conducting wire
201 can move in a second direction in the second location hole 216.
It should be noted that in other embodiments, in the section perpendicular to the second direction, second positioning
The section shape in hole can also be triangle, rectangular, hexagon, octagon etc., and the section shape of the second location hole may be used also
Think irregular shape, guarantees that the conducting wire can move in a second direction in the second location hole.
The bending salient point 21 or the bending concave point 22 are arranged in second locator pin 203.It is arranged in this way
It is advantageous in that, when the conducting wire 201 is stretched or is compressed, the bending salient point 21 and the bending concave point 22 are mobile
Amount it is mobile relative to 201 other parts of conducting wire amount it is bigger, therefore the bending salient point 21 and the bending concave point 22
Mobile locational uncertainty is bigger；For this purpose, utilizing second positioning pin in the bending salient point 21 or bending concave point 22
Portion 203 limits the movement of the conducting wire 201 in a second direction, and the conducting wire 201 is guided to move in said first direction,
The conducting wire 201 is stretched degree and the substrate 200 is stretched the matching degree of degree to improving, and improves the conducting wire
201 restorable abilities.
In the present embodiment, the bending concave point 21 of the conducting wire 201 extends through the second location hole 216.
Second dowel body 215 is detached from out of described limiting groove 214 in order to prevent, described in the present embodiment
Second locator pin 203 can also include: the first gear extended along the first direction positioned at 214 side wall of limiting groove
Stop 224；Positioned at the second stop section 225 of second dowel body 215, second stop section 225 and described first
Stop section 224 cooperates, and is moved up with limiting second dowel body 215 along perpendicular to 200 surface direction of substrate
It is dynamic.For example, first stop section 224 and the second stop section 225 are lug boss or recessed portion, and first stop section
224 when being lug boss described in the second stop block 225 be recessed portion, first stop section 224 second gear when being recessed portion
Stop 225 is lug boss.
Fig. 7 is wire structures shown in Fig. 4 in the overlooking structure diagram being stretched along Y-direction.
With reference to Fig. 7, the substrate 200 is stretched along Y-direction, and the conducting wire 201 on the substrate 200 is also with being drawn
It stretches.Along Y-direction drawing process, second locator pin 203 positions the stretching route of the conducting wire 201.Tool
Body, second dowel body 215 limits the movement routine of the conducting wire 201 in the Y direction, and draws along Y-direction
During stretching, the distance between adjacent second locator pin 203 is by first distance w2 (reference for same conducting wire 201
Second distance W2 Fig. 4) is increased to, i.e., the distance between adjacent limiting groove 214 increases；The substrate 200, the second locator pin
It mutually acts synergistically between 203 and 201 three of conducting wire, so that second dowel body 215 is in the limiting groove 214
It inside moves in X direction, realizes the purpose for guiding the conducting wire 201 mobile in X-direction；During stretching, the conducting wire 201
Curvature is gradually reduced or even can tend to straight line.
When compressing the substrate 200 being stretched along Y-direction, conducting wire 201 on the substrate 200 is also with being pressed
Contracting；Likewise, second locator pin 203 positions the compression route of the conducting wire 201 in compression process.Tool
Body, in compression process, the distance between adjacent second locator pin 203 shortens, so that being located at adjacent second locator pin
Conducting wire 201 between 203 is in relaxed state, and the second location hole 216 limits the shifting of the conducting wire 201 in the Y direction
Dynamic path, therefore the curvature of the conducting wire 201 between the second locator pin 203 adjacent in compression process is gradually increased until restoring
Shape originally.
The second locator pin 203 is arranged in wire structures provided in this embodiment on substrate 200, and conducting wire 201 extends through
Second locator pin 203 is crossed, when stretching or compressing the substrate 200, second locator pin 203 is along the side Y
The movement routine for limiting the conducting wire 201 upwards, in the movement routine of the upper guidance conducting wire 201 in X direction, so that described lead
The movement routine of line 201 has directionality and related with the degree that the substrate 200 compress or compressed, so that reduction is being drawn
The probability that conducting wire 201 is destroyed in the process of substrate 200 is stretched or compressed, guarantees that the conducting wire 201 has excellent electricity
Concatenation ability.
Further embodiment of this invention also provides a kind of wire structures, and Fig. 8 is the wire bond that further embodiment of this invention provides
The overlooking structure diagram of structure.
With reference to Fig. 8, conductive structure provided in this embodiment includes: substrate 300；At least one on the substrate 300
The curved conducting wire 301 of item；Locating pin member on the substrate 300, the conducting wire 301 extend through the locator pin
Part, the locating pin member plays the role of positioning to the movement of the conducting wire 301, described when stretching or compressing the substrate 300
Locating pin member is in the movement routine for limiting or guiding the conducting wire along at least one direction.
Wire structures provided in this embodiment are described in detail below with reference to attached drawing.
Detailed description in relation to the substrate 300 and conducting wire 301, can be referring to the respective description of previous embodiment, herein
It repeats no more.
Unlike previous embodiment, in the present embodiment, the locating pin member includes: the first locator pin 302, institute
The first locator pin 302 is stated in the movement routine for limiting the conducting wire 301 along first direction, guides institute upper in a second direction
State the movement routine of conducting wire 301；Second locator pin 303, second locator pin 303 is in a second direction described in limitation
The movement routine of conducting wire 301, in the movement routine for booting up the conducting wire 301 along the first party.
In the present embodiment, the first direction and the second direction are perpendicular, below will be with the first direction for the side X
For being Y-direction to, the second direction.
When stretching the substrate 300 along Y-direction, first locator pin 302 limits the shifting of conducting wire 301 in X direction
Dynamic and guidance the moving along Y-direction of conducting wire 301, meanwhile, second locator pin 303 limits the moving along Y-direction of conducting wire 301
And guide the movement of conducting wire 301 in X direction.Therefore, when along Y-direction stretching substrate 200,302 He of the first locator pin
Second locator pin 303 cooperates, so that conducting wire 301 is simultaneously by the guiding function of both direction and simultaneously by two sides
To restriction effect, thus, the degree that the conducting wire 301 is stretched and the degree matching that the substrate 300 is stretched are more preferable,
It is consistent with the length that the substrate 300 is stretched that the length that the conducting wire 301 is stretched can be controlled, led to better meet
Line 301 adapts to the demand that substrate 300 is stretched；When compressing the substrate 300, the compressed degree of the conducting wire 301 and institute
It is also corresponding more preferable to state the compressed degree matching of substrate 300, is compressed to better meet conducting wire 301 and adapt to substrate 300
Demand, the conducting wire 301 be easier restore to the original state.
First locator pin 302 includes: the first dowel body for being fixed on the substrate 300, in a second direction
Through the first positioning hole of first dowel body, and the conducting wire extends through the first positioning hole.It is related described
The corresponding description of first dowel body and the first positioning hole, can be referring to the respective description of previous embodiment, herein no longer
It repeats.
For same conducting wire 301, the orientation and the second direction of multiple first locator pins 302
It is identical, that is, multiple first locator pins 302 are arranged along Y-direction.
Second locator pin 303 includes: limiting groove portion (not shown), and the limiting groove portion has along described the
The limiting groove 314 that one direction extends；The second dowel body (not shown) being arranged in the limiting groove 314, it is described
Second dowel body is removable along the first direction in the limiting groove 314；Along the second direction through described
The second location hole (not shown) of second dowel body, and the conducting wire extends through the second location hole.
Second locator pin 303 further include: positioned at extending along the first direction for 314 side wall of limiting groove
The first stop section；The second stop section in second dowel body, second stop section and the first gear
Stop matches, with limit second dowel body along perpendicular to the substrate surface direction to move, wherein described the
The shape of one stop section and the second stop section is convex or recess.
In relation to the limiting groove portion, limiting groove, the second dowel body, second location hole, the first stop section and
The corresponding description of two stop sections can refer to the corresponding description of previous embodiment, and details are not described herein.
The curved conducting wire 301 have multiple bending salient points 31 and multiple bending concave points 32, the conducting wire 301 it is curved
Bent salient point 31 is arranged in first locator pin 302, and the bending concave point 32 of the conducting wire is arranged in second positioning pin
In portion 303.In other embodiments, the bending concave point can also be set and extend through first locator pin, it is described curved
Bent salient point extends through second locator pin.
The related bending salient point 31 is arranged in first locator pin 302, and the bending concave point 32 is arranged in institute
It states in the second locator pin 303, in this way setting bring beneficial effect, can refer to the respective description of previous embodiment, herein not
It repeats again.
The quantity of first locator pin 302 be it is multiple, the quantity of second locator pin 303 is multiple, and
Along 301 extending direction of conducting wire, first locator pin 302 is alternatively arranged with second locator pin 303.
Fig. 9 is wire structures shown in Fig. 8 in the overlooking structure diagram being stretched along Y-direction.
With reference to Fig. 9, the substrate 300 is stretched, and the conducting wire 301 on the substrate 300 is also with being stretched；And
In drawing process, first locator pin 302 and second locator pin 303 are jointly to the draw line of the conducting wire 301
Road is positioned.
Specifically, during along Y-direction stretching substrate 300, adjacent first positioning pin for same conducting wire 301
The distance between portion 302 increases to the second length H1 from the first length h1 (referring to Fig. 8), and first dowel body is in the side X
301 movement routine of conducting wire is limited upwards, and the first positioning hole is directed across its internal described conducting wire 301 along the side Y
To movement；And the distance between adjacent second locator pin 303 increases to second distance H2 from first distance h2 (referring to Fig. 8),
The distance between i.e. adjacent limiting groove 314 increases；The substrate 300, the second locator pin 303 and 301 three of conducting wire it
Between mutually act synergistically so that the second dowel body moves in X direction in limiting groove 314, realize and guide the conducting wire
301 purposes mobile in X-direction；Meanwhile the limiting groove limits the conducting wire 301 and moves along Y-direction.In drawing process
In, the curvature of the conducting wire 301 is gradually reduced or even can tend to straight line, when the conducting wire 301 is drawn as straight line, described the
One dowel body and the second dowel body are also corresponding on the same line.
When compressing the substrate 300 being stretched along Y-direction, conducting wire 301 on the substrate 300 is also with being pressed
Contracting.Likewise, first locator pin 302 and the second locator pin 303 are jointly to the conducting wire 301 in compression process
Compression route positioned.
During compressing substrate 300 being stretched along Y-direction, the distance between adjacent first locator pin 302 shortens,
The distance between adjacent second locator pin 303 shortens so that be located at the first locator pin 302 and the second locator pin 303 it
Between conducting wire 301 be in relaxed state；And the first dowel body is in the movement routine of X-direction limitation conducting wire 301, the second positioning
Hole limits the movement routine of conducting wire 301 in the Y direction.As a result, in compression process, the curvature of the conducting wire 301 is gradually increased
Until returning to the original form.
The embodiment of the present invention also provides a kind of stretchable display device, including above-mentioned wire structures.Wherein, described to draw
Stretching display device is the production with TV functions such as mobile phone, tablet computer, television set, display, Digital Frame or navigator
Product display unit therein.
The stretchable display device can be stretchable OLED display, stretchable LCD display device or can draw
Stretch Micro LED display.
The stretchable display device further includes display screen area, and the display screen area has display screen, the wiring
Structure can be with the display screen common substrate, and the conducting wire in the wire structures may be located on display screen periphery.
The stretchable display device further includes flexible circuit board or integrated circuit.
Conducting wire in the wire structures can be electrically connected with the display screen, can also with flexible circuit board (FPC,
Flexible Printed Circuit) or integrated circuit (IC, integrated circuit) electrical connection.
It should be noted that the position of the limiting groove is full when the quantity of second locating pin member is multiple
It is enough lower relationship: W >=LR-Lmax/ (N-1), wherein N is the quantity of limiting groove, and W is recessed in upper adjacent limit in a second direction
The distance between slot, LRConducting wire total length between adjacent limiting groove, LmaxFor the conducting wire in a second direction on design
Stretchable maximum value.In the present embodiment, second direction is Y-direction.For example, when the quantity of limiting groove is 10, W >=LR-
Lmax/9.The conducting wire in a second direction on the stretchable maximum value of design, it is also assumed that for stretchable limits device along second
The stretchable maximum value of design on direction.
Wherein, the stretchable display device in a second direction on the stretchable maximum value of design, it is also assumed that being base
Plate in a second direction on the stretchable maximum value of design.
Stretchable display device provided in this embodiment, when stretching display screen, the curved conducting wire is also accordingly drawn
It stretches, and since the mobile road strength of stretching of the locator pin to the conducting wire plays limitation or guiding function, so that described lead
The degree that the degree that line is stretched can be stretched with the display screen matches；When compressing the display screen, the conducting wire
Also it is accordingly compressed, and since compression movement routine of the locator pin to the conducting wire plays limitation or guiding function, is made
Obtaining the compressed degree of conducting wire can match with the compressed degree of the display screen.Therefore, the present embodiment is conducive to
The stretchable distance of stretchable display device is improved, while conducting wire occurs during can be avoided stretching or compression display screen
The problem of fracture, and while meeting stretchable compressible demand, it is good aobvious to guarantee that the stretchable display device has
Show effect.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Anyone skilled in the art can be made respectively to change and modify, therefore this hair without departing from the spirit and scope of the present invention
Bright protection scope should be subject to claim restriction range.
Claims (10)
1. a kind of wire structures characterized by comprising
Substrate；
At least one curved conducting wire on the substrate；
Locating pin member on the substrate, the conducting wire extend through the locating pin member, are stretching or compressing institute
When stating substrate, the locating pin member plays the role of positioning to the movement of the conducting wire, and the locating pin member is along at least one
The movement routine of the conducting wire is limited or guided on direction.
2. wire structures as described in claim 1, which is characterized in that the locating pin member includes: the first locator pin, institute
The first locator pin is stated in the movement routine for limiting the conducting wire along first direction, in the upper guidance conducting wire in a second direction
Movement routine；Second locator pin, the movement routine of second locator pin limitation conducting wire in a second direction,
In the movement routine for booting up the conducting wire along the first party.
3. wire structures as claimed in claim 2, which is characterized in that the quantity of first locator pin be it is multiple, it is described
The quantity of second locating pin member is multiple；Along the conducting wire extending direction, first locator pin and described second
Locator pin is staggeredly spaced setting.
4. wire structures as claimed in claim 3, which is characterized in that the curved conducting wire have multiple bending salient points and
Multiple bending concave points, the bending salient point of the conducting wire are arranged in first locator pin, and the bending concave point of the conducting wire is worn
In second locator pin.
5. wire structures as claimed in claim 2 or claim 3, which is characterized in that first locator pin is fixed on the substrate
On；Second locator pin is fixed relative to the substrate in this second direction, and on the substrate along described
One direction is removable, and the first direction and the second direction are perpendicular.
6. wire structures as claimed in claim 1 or 2, which is characterized in that the locating pin member includes the first locator pin,
First locator pin includes: the first dowel body being fixed on the substrate, runs through described first in a second direction
The first positioning hole of dowel body, and the conducting wire extends through the first positioning hole.
7. wire structures as claimed in claim 1 or 2, which is characterized in that the locating pin member includes the second locator pin,
Second locator pin includes: limiting groove portion, and the limiting groove portion has the limit extended along the first direction recessed
Slot；The second dowel body being arranged in the limiting groove, second dowel body edge in the limiting groove
The first direction is removable；Run through the second location hole of second dowel body along the second direction, and described leads
Line extends through the second location hole.
8. wire structures as described in claim 1, which is characterized in that the shape of the curved conducting wire is the waveform of rule,
Wherein, the wavy peak that the curved conducting wire has is equal with trough peak value.
9. a kind of stretchable display device characterized by comprising such as the described in any item wire structures of claim 1-8.
10. stretchable display device as claimed in claim 9, which is characterized in that the quantity of second locator pin is more
A, the position of the limiting groove meets following relationship: W >=LR-Lmax/ (N-1), wherein N is the quantity of limiting groove, and W is
Distance between limiting groove adjacent in the second direction, LRConducting wire total length between adjacent limiting groove, Lmax
For the conducting wire in a second direction on the stretchable maximum value of design.
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| CN201910016933.2A CN109686253B (en) | 2019-01-08 | 2019-01-08 | Wiring structure and stretchable display device |
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| CN201910016933.2A CN109686253B (en) | 2019-01-08 | 2019-01-08 | Wiring structure and stretchable display device |
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| CN109686253B (en) | 2021-04-23 |
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