CN115691335A - OLED supports membrane based on flexible screen body - Google Patents
OLED supports membrane based on flexible screen body Download PDFInfo
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- CN115691335A CN115691335A CN202211360429.2A CN202211360429A CN115691335A CN 115691335 A CN115691335 A CN 115691335A CN 202211360429 A CN202211360429 A CN 202211360429A CN 115691335 A CN115691335 A CN 115691335A
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- 239000012528 membrane Substances 0.000 title claims description 27
- 239000010410 layer Substances 0.000 claims abstract description 101
- 230000003287 optical effect Effects 0.000 claims abstract description 19
- 239000012790 adhesive layer Substances 0.000 claims abstract description 13
- 238000007493 shaping process Methods 0.000 claims description 26
- 239000003292 glue Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 15
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 13
- 239000004642 Polyimide Substances 0.000 claims description 10
- 229920001721 polyimide Polymers 0.000 claims description 10
- 230000035939 shock Effects 0.000 claims description 6
- 230000010287 polarization Effects 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 3
- 229920005597 polymer membrane Polymers 0.000 claims 2
- 238000013016 damping Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 description 8
- 229920006254 polymer film Polymers 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000000565 sealant Substances 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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Abstract
The invention discloses an OLED (organic light emitting diode) support film based on a flexible screen body, which comprises a first shell, wherein a second shell is arranged on one side of the first shell, a flexible screen body is arranged inside the first shell and the second shell, a lower support film is arranged outside the bottom of the flexible screen body and is positioned inside the first shell and the second shell, an upper support film is arranged on the outer wall of the top of the flexible screen body and comprises a flexible optical adhesive layer, a second folding layer is arranged on the outer wall of the top of the flexible optical adhesive layer, and a second damping film is arranged on the outer wall of the top of the second folding layer.
Description
Technical Field
The invention relates to the technical field of flexible screens, in particular to an OLED (organic light emitting diode) support film based on a flexible screen body.
Background
The flexible screen refers to a flexible OLED, the successful mass production of the flexible screen is greatly better than the manufacturing of a new-generation high-end smart phone, and the flexible screen is widely applied along with the continuous penetration of a personal intelligent terminal in the future due to the profound influence on the application of wearable equipment caused by the characteristics of low power consumption and flexibility.
Chinese patent No. CN201810094513.1 discloses a flexible screen terminal, which comprises a scroll mechanism and a flexible screen, wherein the flexible screen comprises a main screen, a first flexible screen and a second flexible screen; the scroll mechanism comprises a first scroll mechanism and a second scroll mechanism which are arranged on two sides of the length direction of the main screen; the first reel mechanism comprises a first reel body, and the first flexible screen is wound on the first reel body; the second reel mechanism comprises a second reel body, and the second flexible screen is wound on the second reel body.
The flexible screen in the prior art has scratches and creases after long-term use or folding, and the scratches and creases are not reversible once formed, which affects the aesthetic property of the flexible screen and is expensive to repair. Therefore, it is desirable to design a flexible-screen-based OLED support film to solve the above problems.
Disclosure of Invention
The invention aims to provide an OLED (organic light emitting diode) support film based on a flexible screen body, so as to solve the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a OLED supports membrane based on flexible screen body, includes casing one, one side of casing one is provided with casing two, the inside of casing one and casing two is provided with flexible screen body, the bottom outside of flexible screen body is provided with down supports the membrane, down supports the membrane and is located the inside of casing one and casing two, the top outer wall of flexible screen body is provided with the supporting membrane, it includes flexible optical cement layer to go up the supporting membrane, the top outer wall of flexible optical cement layer is provided with folded layer two, the top outer wall of folded layer two is provided with shock attenuation membrane two, the top outer wall of shock attenuation membrane two is provided with the polarization layer, the top outer wall of polarization layer is provided with quantum memory membrane, down supports the membrane and includes the memory alloy layer, the flexible screen body includes the anode layer, the top outside of anode layer is provided with the conducting layer, the top outer wall of conducting layer is provided with the luminescent layer, the top outer wall of luminescent layer is provided with the cathode layer, the top outer wall of luminescent layer is provided with the heat-conducting layer.
Furthermore, a first folding layer is arranged on the top of the memory alloy layer, and a first damping film is arranged on the outer wall of the top of the first folding layer.
Furthermore, the outer wall of the top of the first damping film is provided with a polyimide high polymer film, and the polyimide high polymer film is located at the bottom of the cathode layer.
Further, the heat conduction layer is located the bottom of flexible optics glue film, flexible optics glue film adopts OCA optical cement to make.
Furthermore, two rubber strips are fixed between the first shell and the second shell and are respectively positioned on two sides of the flexible screen body.
Furtherly, be fixed with the design body between casing one and the casing two, the bottom outer wall integrated into one piece of the design body has evenly distributed's design strip.
Furthermore, a bending gap is formed between every two adjacent shaping strips, and the outer wall of the bottom of each shaping strip is provided with an arc surface.
Further, the inside of stereotyping body is provided with the elasticity muscle layer, the elasticity muscle layer adopts 65Mn to make.
Furthermore, the inner walls of the first shell and the second shell are provided with sealing grooves, convex edges are integrally formed on the periphery of the upper supporting film, and the convex edges are located inside the sealing grooves.
Furthermore, the top outer wall of chimb is provided with down the gluey groove, the top inner wall of seal groove is provided with the rubberizing groove, be formed with sealed hole down between gluey groove and the rubberizing groove, the top outer wall of casing one and casing two has all been opened the encapsulating hole, encapsulating hole and encapsulating hole looks adaptation.
In the technical scheme, the OLED support film based on the flexible screen body has the beneficial effects that:
(1) According to the invention, the quantum memory film is arranged on the top of the upper support film, so that the upper support film can be automatically repaired after being scratched or a crease is generated, and the memory alloy layer is arranged at the bottom of the lower support film, so that the bottom of the flexible screen body can be automatically recovered after the crease is generated by heating of the memory alloy layer, and further the support film can realize the self-repairing effect on the flexible screen.
(2) According to the flexible screen body, the bottom of the shaping body is provided with the plurality of shaping strips, and the bending gap is formed between every two adjacent shaping strips, so that the flexible screen body can be bent in a self-adaptive manner through the bending gap when being bent, the phenomenon that the outer wall of the top of the flexible screen body is cracked due to tensile force in the bending process is prevented, and the service life of the flexible screen body is prolonged.
(3) According to the invention, the sealant is poured into the sealant pouring hole, so that the periphery of the upper support film can be tightly sealed with the first shell and the second shell after the sealant enters the sealing hole and is solidified, and further, no sealing gap is generated around the upper support film, so that the flexible screen has a good waterproof effect.
(4) According to the invention, the strength of the flexible screen body is improved by utilizing the polyimide polymer film, and the flexible screen body has good buffering performance when falling through the damping film I and the damping film II, so that the flexible screen body is not easy to damage due to collision.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic overall structural diagram provided in an embodiment of an OLED support film based on a flexible screen body according to the present invention.
Fig. 2 is a schematic cross-sectional structure diagram provided by an embodiment of the flexible-screen-based OLED support film of the present invention.
Fig. 3 is a schematic diagram of an enlarged structure at a position a provided in an embodiment of the flexible-screen-based OLED support film of the present invention.
Fig. 4 is a schematic diagram of an enlarged structure at a position B provided in an embodiment of the flexible-screen-based OLED support film of the present invention.
Fig. 5 is a schematic structural diagram of a flexible screen body provided in an embodiment of the flexible screen-based OLED support film of the present invention.
Fig. 6 is a schematic structural diagram of an upper support film provided in an embodiment of the flexible-screen-based OLED support film of the present invention.
Fig. 7 is a schematic structural view of a lower support film provided in an embodiment of the flexible-screen-based OLED support film of the present invention.
Description of reference numerals:
1 casing one, 2 casings two, 3 rubber strips, 4 flexible screen bodies, 5 last supporting film, 6 lower supporting film, 7 design strip, 8 bending gaps, 9 arc surfaces, 10 seal grooves, 11 convex edges, 12 seal holes, 13 glue filling holes, 14 anode layers, 15 conducting layers, 16 luminous layers, 17 cathode layers, 18 heat conduction layers, 19 polyimide polymer films, 20 damping films one, 21 folding layers one, 22 memory alloy layers, 23 quantum memory films, 24 polarization layers, 25 damping films two, 26 folding layers two, 27 flexible optical glue layers, 28 elastic rib layers, 29 lower glue grooves, 30 upper glue grooves and 31 design bodies.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, an OLED support film based on a flexible screen body according to an embodiment of the present invention includes a first housing 1, a second housing 2 is disposed on one side of the first housing 1, a flexible screen body 4 is disposed inside the first housing 1 and the second housing 2, a lower support film 6 is disposed outside a bottom of the flexible screen body 4, the lower support film 6 is located inside the first housing 1 and the second housing 2, an upper support film 5 is disposed on an outer top wall of the flexible screen body 4, the upper support film 5 includes a flexible optical adhesive layer 27, a second folding layer 26 is disposed on an outer top wall of the flexible optical adhesive layer 27, a second damping film 25 is disposed on an outer top wall of the second folding layer 26, a polarizing layer 24 is disposed on an outer top wall of the second damping film 25, a quantum memory film 23 is disposed on an outer top wall of the polarizing layer 24, the lower support film 6 includes a memory alloy layer 22, the flexible screen body 4 includes an anode layer 14, a conductive layer 15 is disposed outside a top of the flexible screen anode layer 14, a top outer wall of the conductive layer 15 is disposed on an outer top wall of the conductive layer 15, a top outer wall of the light emitting layer 16 is disposed on a cathode layer 17, and a top outer wall of the light emitting layer 17 is disposed on a top outer layer 18.
Specifically, in the embodiment, the flexible display screen comprises a first shell 1, a second shell 2 is arranged on one side of the first shell 1, the first shell 1 and the second shell 2 can be hinged, a flexible screen body 4 is arranged inside the first shell 1 and the second shell 2, the flexible screen body 4 is an OLED screen, a lower support film 6 is arranged outside the bottom of the flexible screen body 4, the lower support film 6 is located inside the first shell 1 and the second shell 2, the bottom of the flexible screen body 4 is supported by the lower support film 6, an upper support film 5 is arranged on the outer wall of the top of the flexible screen body 4, the top of the flexible screen body 4 is supported by the upper support film 5, the upper support film 5 comprises a flexible optical adhesive layer 27, a second folding layer 26 is arranged on the outer wall of the top of the flexible optical adhesive layer 27, and a second damping film 25 is arranged on the outer wall of the top of the second folding layer 26, utilize two 25 of shock-absorbing membranes to play the antidetonation and the effect that can compress when folding, the top outer wall of two 25 of shock-absorbing membranes is provided with polarizing layer 24, polarizing layer 24 is by the polarizing film, interior protection film, the combined material that pressure sensitive adhesive layer and outer protection film lamination formed, the top outer wall of polarizing layer 24 is provided with quantum memory membrane 23, quantum memory membrane has the high definition and supports membrane 6 including memory alloy layer 22 under the effect of repairing the mar is automatic, utilize memory alloy layer 22 to make the work of flexible screen body 4 generate heat the time can repair the crease, flexible screen body 4 includes anode layer 14, the top outside of anode layer 14 is provided with conducting layer 15, the top outer wall of conducting layer 15 is provided with luminescent layer 16, the top outer wall of luminescent layer 16 is provided with cathode layer 17, the top outer wall of cathode layer 17 is provided with heat-conducting layer 18.
According to the OLED support film based on the flexible screen body, the quantum memory film 23 is arranged on the top of the upper support film 5, so that the upper support film 5 can be automatically repaired after being scratched or a crease is generated, the memory alloy layer 22 is arranged at the bottom of the lower support film 6, so that the bottom of the flexible screen body 4 can be automatically restored after the crease is generated, and the support film can achieve the self-repairing effect on the flexible screen through heating of the memory alloy layer 22.
In another embodiment provided by the invention, the first folding layer 21 is arranged on the top of the memory alloy layer 22, the first damping film 20 is arranged on the outer wall of the top of the first folding layer 21, the first damping film 20 and the second damping film 25 enable the flexible screen body 4 to have good buffering performance when falling, the flexible screen body 4 is not easy to damage due to collision, the polyimide polymer film 19 is arranged on the outer wall of the top of the first damping film 20, the polyimide polymer film 19 is located at the bottom of the cathode layer 17, and the strength of the flexible screen body 4 is improved through the polyimide polymer film 19.
In another embodiment of the present invention, the heat conducting layer 18 is located at the bottom of the flexible optical adhesive layer 27, the flexible optical adhesive layer 27 is made of OCA optical adhesive, and the heat conducting layer 18 and the second folding layer 26 are attached to each other more tightly without bubbles by using the flexible optical adhesive layer 27, and the folding effect can be achieved.
In another embodiment provided by the invention, two rubber strips 3 are fixed between the first shell 1 and the second shell 2, the two rubber strips 3 are respectively positioned at two sides of the flexible screen body 4, and the rubber strips 3 are used for filling the gap between the first shell 1 and the second shell 2, so that the whole body is more attractive.
In another embodiment provided by the invention, a shaping body 31 is fixed between a first shell 1 and a second shell 2, the shaping body 31 can be shaped after being bent, shaping strips 7 which are uniformly distributed are integrally formed on the outer wall of the bottom of the shaping body 31, a bending gap 8 is arranged between two adjacent shaping strips 7 by utilizing the shaping strips 7, an arc surface 9 is arranged on the outer wall of the bottom of each shaping strip 7, a plurality of shaping strips 7 are arranged at the bottom of the shaping body 31, and the bending gap 8 is arranged between two adjacent shaping strips 7, so that the flexible screen body 4 can be bent in a self-adaptive manner through the bending gap 8 when being bent, the phenomenon that the outer wall of the top of the flexible screen body 4 cracks due to tensile force in the bending process is prevented, and the service life of the flexible screen body 4 is prolonged.
In another embodiment of the present invention, the shaping body 31 is provided with an elastic rib layer 28 inside, the elastic rib layer 28 is made of 65Mn, and the elastic rib layer 28 makes the top curved surface of the shaping body 31 smoother after being bent.
In another embodiment provided by the invention, the inner walls of the first shell 1 and the second shell 2 are respectively provided with a sealing groove 10, the periphery of the upper supporting film 5 is integrally formed with a convex edge 11, the convex edge 11 is positioned inside the sealing groove 10, the outer wall of the top of the convex edge 11 is provided with a lower glue groove 29, the inner wall of the top of the sealing groove 10 is provided with an upper glue groove 30, a sealing hole 12 is formed between the lower glue groove 29 and the upper glue groove 30, the outer walls of the tops of the first shell 1 and the second shell 2 are respectively provided with a glue filling hole 13, the glue filling hole 13 is matched with the glue filling hole 13, and the periphery of the upper supporting film 5 can be sealed with the first shell 1 and the second shell 2 after the sealant enters the sealing hole 12 and is solidified, so that no sealing gap is generated around the upper supporting film 5, and the flexible screen has a good waterproof effect.
The working principle is as follows: when the flexible screen is used, the first shell 1 and the second shell 2 are repeatedly folded, so that a crease is formed at the bottom of the flexible screen body 4, when the flexible screen body 4 works, the flexible screen body 4 generates heat, the memory alloy layer 22 is heated by the heat, the memory alloy layer 22 can be subjected to memory recovery after being heated, the crease is eliminated, when the quantum memory film 23 generates scratches, the upper support film 5 can be automatically repaired after being scratched or the crease is generated, the plurality of shaping strips 7 are arranged at the bottom of the shaping body 31, and a bending gap 8 is formed between every two adjacent shaping strips 7, so that the flexible screen body 4 can be bent in a self-adaptive mode through the bending gap 8 when being bent, the phenomenon that cracks are generated on the outer wall of the top of the flexible screen body 4 due to tensile force in the bending process is prevented, and sealant is poured into the glue pouring hole 13, so that the periphery of the upper support film 5 can be tightly sealed with the first shell 1 and the second shell 2 after the sealant is solidified, and further the periphery of the upper support film 5 cannot generate a sealing gap, and the flexible screen has a good waterproof effect; the strength of the flexible screen body 4 is improved through the polyimide high polymer film 19, and the flexible screen body 4 has good buffering performance when falling through the damping film I20 and the damping film II 25, so that the flexible screen body 4 is not easy to damage due to collision
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The OLED support membrane based on the flexible screen body comprises a first shell (1) and is characterized in that a second shell (2) is arranged on one side of the first shell (1), a flexible screen body (4) is arranged inside the first shell (1) and the second shell (2), a lower support membrane (6) is arranged outside the bottom of the flexible screen body (4), the lower support membrane (6) is located inside the first shell (1) and the second shell (2), an upper support membrane (5) is arranged on the outer wall of the top of the flexible screen body (4), the upper support membrane (5) comprises a flexible optical adhesive layer (27), a second folded layer (26) is arranged on the outer wall of the top of the flexible optical adhesive layer (27), a second shock absorption membrane (25) is arranged on the outer wall of the top of the second shock absorption membrane (25), a polarization layer (24) is arranged on the outer wall of the top of the polarization layer (24), a quantum memory membrane (23) is arranged on the outer wall of the top of the lower support membrane (6) comprises a memory alloy layer (22), the flexible screen body (4) comprises an anode layer (14), a conductive layer (15) is arranged on the outer wall of the top of the anode layer (14), and a light-emitting layer (16) is arranged on the outer wall of the top of the cathode layer (16), and the outer wall of the top of the cathode layer (17) is provided with a heat conduction layer (18).
2. The flexible screen-based OLED support film as claimed in claim 1, wherein the memory alloy layer (22) is provided with a first folded layer (21) on top, and the outer wall of the top of the first folded layer (21) is provided with a first shock absorption film (20).
3. The flexible screen based OLED support membrane of claim 1, wherein the top outer wall of the first shock absorbing membrane (20) is provided with a polyimide polymer membrane (19), and the polyimide polymer membrane (19) is located at the bottom of the cathode layer (17).
4. The flexible screen-based OLED support film according to claim 1, wherein the heat conducting layer (18) is located at the bottom of the flexible optical adhesive layer (27), and the flexible optical adhesive layer (27) is made of OCA optical adhesive.
5. The OLED support film based on the flexible screen body is characterized in that two rubber strips (3) are fixed between the first shell (1) and the second shell (2), and the two rubber strips (3) are respectively positioned at two sides of the flexible screen body (4).
6. The OLED support film based on the flexible screen body is characterized in that a shaping body (31) is fixed between the first shell body (1) and the second shell body (2), and evenly distributed shaping strips (7) are integrally formed on the outer wall of the bottom of the shaping body (31).
7. The OLED support film based on the flexible screen body is characterized in that a bending gap (8) is arranged between two adjacent shaping strips (7), and the outer wall of the bottom of each shaping strip (7) is provided with a circular arc surface (9).
8. The OLED supporting film based on the flexible screen body is characterized in that an elastic rib layer (28) is arranged inside the shaping body (31), and the elastic rib layer (28) is made of 65 Mn.
9. The OLED support film based on the flexible screen body is characterized in that the inner walls of the first shell (1) and the second shell (2) are provided with a sealing groove (10), the periphery of the upper support film (5) is integrally formed with a convex edge (11), and the convex edge (11) is located inside the sealing groove (10).
10. The flexible screen-based OLED support film according to claim 9, wherein a lower glue groove (29) is formed in the outer wall of the top of the convex edge (11), an upper glue groove (30) is formed in the inner wall of the top of the sealing groove (10), a sealing hole (12) is formed between the lower glue groove (29) and the upper glue groove (30), glue filling holes (13) are formed in the outer walls of the tops of the first casing (1) and the second casing (2), and the glue filling holes (13) are matched with the glue filling holes (13).
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| CN202211360429.2A CN115691335B (en) | 2022-11-02 | 2022-11-02 | OLED support film based on flexible screen body |
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| CN202211360429.2A CN115691335B (en) | 2022-11-02 | 2022-11-02 | OLED support film based on flexible screen body |
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