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CN113035057A - Flexible screen assembly and method of disassembling same - Google Patents

Flexible screen assembly and method of disassembling same Download PDF

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Publication number
CN113035057A
CN113035057A CN202011598024.3A CN202011598024A CN113035057A CN 113035057 A CN113035057 A CN 113035057A CN 202011598024 A CN202011598024 A CN 202011598024A CN 113035057 A CN113035057 A CN 113035057A
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CN
China
Prior art keywords
film layer
flexible screen
adhesive film
layer
screen assembly
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Granted
Application number
CN202011598024.3A
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Chinese (zh)
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CN113035057B (en
Inventor
张爱爱
黄翌敏
高鹏飞
马扬喜
潘海东
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Yirui Imaging Technology Taicang Co ltd
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Yirui Imaging Technology Taicang Co ltd
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Publication of CN113035057A publication Critical patent/CN113035057A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating 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
    • G09F9/301Indicating 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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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Radiation (AREA)

Abstract

The application provides a flexible screen assembly and a dismounting method thereof, wherein the flexible screen assembly comprises a mechanical structural member, a back scattering prevention material layer, a PET transparent adhesive film layer, a double-sided non-photosensitive adhesive film layer, a photosensitive adhesive film layer and a flexible screen which are sequentially attached from bottom to top. The application provides a flexible screen subassembly and dismantlement method thereof, only the light wave and the photosensitive film layer reaction of setting for the wave band to can reduce or eliminate the viscidity of photosensitive film layer, make things convenient for the dismantlement of flexible screen, and need not to drag the dismantlement to the flexible screen because of the solidification bonding of glue, prevented that the flexible screen from damaging in dismantling.

Description

Flexible screen assembly and method of disassembling same
Technical Field
The application relates to the technical field of flexible screens, in particular to a flexible screen assembly and a disassembling method thereof.
Background
In the flat panel detector for X-ray imaging, the cost of a scintillator TFT module is high, and the assembly part is complex in the whole assembly process. In traditional structure assembling process, the mode that the normal boundary point of adoption was glued is fixed scintillator TFT module and structure, and the assembling process is high to operating personnel's point glue technical requirement, and the curing time who glues is long, and the dismantlement in scintillator TFT module later stage is difficult to be accomplished in addition, consequently adopts the mode of gluing not only to cause the packaging efficiency of detector low, and scintillator TFT module easily damages still makes scintillator TFT module hardly dismantle and reprocess.
Disclosure of Invention
The application aims to provide a flexible screen assembly and a disassembling method thereof, and aims to solve the problems that the flexible screen assembly is difficult to disassemble and low in disassembling efficiency in the prior art.
The utility model provides a first aspect provides a flexible screen subassembly, wherein, include by lower supreme mechanical structure spare of laminating in proper order, prevent back scattering material layer, the transparent glued membrane layer of PET, two-sided non-photosensitive glued membrane layer, light-sensitive glued membrane layer and flexible screen.
In one possible implementation manner, reflective particles are dispersed in the PET transparent adhesive film layer.
In one possible implementation manner, the thickness of the PET transparent adhesive film layer is greater than the thickness of the double-sided non-photosensitive adhesive film layer and the photosensitive adhesive film layer.
In one possible implementation, the anti-back scattering material layer is a lead foam layer.
In one possible implementation, the anti-back scattering material layer is a lead rubber layer or a tungsten rubber layer.
In one possible implementation, the flexible screen is a scintillator TFT module.
The second aspect of the present application also provides a method for disassembling a flexible screen assembly, wherein the method is used for disassembling the flexible screen assembly provided by the first aspect of the present application, and comprises the following steps:
separating the PET transparent adhesive film layer and the anti-back scattering material layer to obtain a module comprising the PET transparent adhesive film layer, a double-sided non-photosensitive adhesive film layer, a photosensitive adhesive film layer and a flexible screen;
irradiating the PET transparent adhesive film layer by adopting light waves with a set waveband, so that the light waves are transmitted to a matching interface of the flexible screen and the light-sensitive adhesive film layer through the PET transparent adhesive film layer, and the viscosity between the flexible screen and the light-sensitive adhesive film layer is reduced or eliminated;
and separating the flexible screen from the light sensitive adhesive film layer.
In one possible implementation, the PET transparent adhesive film layer and the anti-backscattering material layer are separated by a thin line.
In a possible implementation manner, the irradiating the PET transparent adhesive film layer with light waves of a set wavelength band specifically includes:
turning over the module to enable the end face of the PET transparent adhesive film layer to be arranged upwards;
and irradiating the end face of the PET transparent adhesive film layer by the light wave.
In a possible implementation manner, the irradiating the PET transparent adhesive film layer with light waves of a set wavelength band specifically includes:
and enabling the light waves to irradiate the PET transparent adhesive film layer from the side face of the flexible screen assembly.
The technical scheme provided by the application can achieve the following beneficial effects:
the application provides a flexible screen subassembly and dismantlement method, only through the light wave and the photosensitive glued membrane layer reaction of setting for the wave band to can reduce or eliminate the viscidity of photosensitive glued membrane layer, make things convenient for the dismantlement of flexible screen, and need not to drag the dismantlement to the flexible screen because of the solidification bonding of glue, prevented that the flexible screen from damaging in dismantling.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
FIG. 1 is a schematic structural diagram of a flexible screen assembly provided in one embodiment of the present application;
FIG. 2 is a schematic structural diagram of a flexible screen assembly according to another embodiment of the present application;
FIG. 3 is a diagram of a flexible screen assembly according to another embodiment of the present application in a light wave illuminated state;
fig. 4 is a flowchart of a method for detaching a flexible screen assembly according to an embodiment of the present application.
Reference numerals:
1-a mechanical structure;
2-a layer of anti-back-scattering material;
3-PET transparent adhesive film layer;
4-double-sided non-photosensitive adhesive film layer;
5-a photosensitive adhesive film layer;
6-flexible screen;
7-thin wire.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
As shown in fig. 1 to 3, the application provides a flexible screen assembly, which comprises a mechanical structural member 1, a back scattering prevention material layer 2, a PET transparent adhesive film layer 3, a double-sided non-photosensitive adhesive film layer 4, a photosensitive adhesive film layer 5 and a flexible screen 6, wherein the mechanical structural member is sequentially attached from bottom to top. The flexible panel 6 may also be a scintillator TFT (Thin Film Transistor) module of other base materials.
During the assembly process, the components can be assembled layer by layer from bottom to top. Prevent that back scattering material layer 2 and PET transparent adhesive film layer 3 can regard as a material, prevent that back scattering material layer 2 and PET transparent adhesive film layer 3 can be connected through weak gum, this PET transparent adhesive film layer 3 can realize playing the effect that bears to flexible screen assembly whole. The double-sided non-photosensitive adhesive film layer 4 and the photosensitive adhesive film layer 5 are bonded to form a material, wherein the double-sided non-photosensitive adhesive film layer 4 is a transparent and light-transmitting double-sided adhesive tape. The light sensitive adhesive film layer 5 can reduce or eliminate the adhesive strength under the irradiation of light waves of a certain set waveband, and the light sensitive adhesive film layer 5 is stripped without residual adhesive, so that the flexible screen 6 can be conveniently separated from the light sensitive adhesive film layer 5. When assembling flexible screen 6 on this light sensitive adhesive film layer 5, in order to guarantee that the location of flexible screen 6 is accurate, can set up the one deck between light sensitive adhesive film layer 5 and flexible screen 6 and leave the type membrane, flexible screen 6 can remove in order to adjust the location from the type membrane, then can take out from the type membrane to it is fixed with the abundant pressfitting of light sensitive adhesive film layer 6 and flexible screen through bearing pressure. Furthermore, the flexible screen assembly may be mounted to a flat panel detector or the like via the mechanical structure 1. The mechanical structural component 1 may be made of a metal material.
As a specific implementation manner, reflective particles may be dispersedly disposed in the PET transparent adhesive film layer 3. When the light wave shines on PET transparent adhesive film layer 3, partial light wave can be reflected by the granule that reflects light, makes the light wave penetrate and shines to the bonding interface of photosensitive adhesive film layer 5 and flexible screen 6 behind PET transparent adhesive film layer 3, two-sided non-photosensitive adhesive film layer 4 and the photosensitive adhesive film layer 5 in proper order, and the effect through the certain time can make the viscidity of photosensitive adhesive film layer 5 reduce or disappear to can be convenient for lift flexible screen 6 off.
As shown in fig. 2 and 3, in one embodiment, the thickness of the PET transparent adhesive film layer 3 is greater than the thickness of the double-sided non-photosensitive adhesive film layer 4 and the photosensitive adhesive film layer 5.
Because the thickness of the transparent PET film layer 3 is great, the light wave can be irradiated from the side surface of the transparent PET film layer 3, and more light waves can be reflected in the transparent PET film layer 3, so that the light waves are transmitted to the bonding interface of the light sensitive film layer 5 and the flexible screen 6, the orientation of the end surface of the transparent PET film layer 3 does not need to be adjusted, and the end surface of the transparent PET film layer 3 can be opposite to the light waves. Thereby facilitating the irradiation of the PET transparent adhesive film layer 3 and the disassembly of the flexible screen 6.
As a specific implementation, the anti-back scattering material layer 2 is a lead foam layer. This cotton layer of lead bubble can play the effect of buffering, avoids this flexible screen subassembly to receive pressure and takes place cracked.
Further, the anti-backscattering material layer 2 may be a lead rubber layer or a tungsten rubber layer. The lead rubber layer can shield and isolate rays, such as X-rays, and prevent the X-rays from penetrating the flexible screen assembly. The lead rubber layer is light, thin and soft, and the light weight of the flexible screen assembly can be achieved while the buffering effect is achieved. Meanwhile, the lead rubber layer is not easy to break, and has the characteristics of water resistance, static electricity resistance and the like, so that the flexible screen assembly has longer service life. In addition, the tungsten rubber layer has good ray shielding performance and is a preferred optional material of the anti-back scattering material layer 2.
As shown in fig. 4, an embodiment of the present application further provides a method for detaching a flexible screen assembly, which is used for detaching the flexible screen assembly provided in any embodiment of the present application, and the method includes the following steps:
step S1, separating the PET transparent adhesive film layer 3 and the anti-back scattering material layer 2 to obtain a module comprising the PET transparent adhesive film layer 3, the double-sided non-photosensitive adhesive film layer 4, the photosensitive adhesive film layer 5 and the flexible screen 6.
The anti-back-scattering material layer 2 and the mechanical structural member 1 are made of opaque materials, so that the flexible screen assembly is mainly borne, and the PET transparent adhesive film layer 3, the double-sided non-photosensitive adhesive film layer 4, the photosensitive adhesive film layer 5 and the flexible screen 6 are made of light-transmitting materials and need to transmit light waves. Therefore, after the anti-back-scattering material layer 2 and the mechanical structural member 1 are disassembled, the light wave can conveniently irradiate the PET transparent film layer 3, so that the light wave reacts with the light sensitive film layer 5, and the viscosity of the light sensitive film layer 5 is reduced or eliminated.
Wherein, prevent that back scattering material layer 2 and transparent glued membrane layer 3 of PET can be connected through weak gum to can be more easily with preventing back scattering material layer 2 and the separation of transparent glued membrane layer 3 of PET. And because prevent that back scattering material layer 2 bonds with mechanical structure 1, the back scattering material layer 2 of preventing after the separation still can be an integral module with mechanical structure 1, simultaneously, the transparent glued membrane layer of PET 3, two-sided non-photosensitive glued membrane layer 4, photosensitive glued membrane layer 5 and flexible screen 6 after the separation can be an integral module.
And step S2, irradiating the PET transparent adhesive film layer 3 by adopting light waves with set wave bands to transmit the light waves to the matching interface of the flexible screen 6 and the light-sensitive adhesive film layer 5 through the PET transparent adhesive film layer 3, and reducing or eliminating the viscosity between the flexible screen 6 and the light-sensitive adhesive film layer 5.
It can be understood that, this light sensitive adhesive film layer 5 under the light wave irradiation of certain settlement wave band, its adhesive strength can reduce or eliminate, and does not have the cull after light sensitive adhesive film layer 5 is peeled off, can be convenient for the separation of flexible screen 6 and light sensitive adhesive film layer 5.
Because the transparent glued membrane layer 3 of PET, two-sided non-photosensitive glued membrane layer 4 and light sensitive glued membrane layer 5 are the printing opacity material, the light wave can pass transparent glued membrane layer 3 of PET, two-sided non-photosensitive glued membrane layer 4 and light sensitive glued membrane layer 5 in proper order and reach the cooperation interface department of light sensitive glued membrane layer 5 and flexible screen 6 to can react with light sensitive glued membrane layer 5, make the viscidity of light sensitive glued membrane layer 5 reduce or disappear, thereby can peel off flexible screen 6.
And step S3, separating the flexible screen 6 and the photosensitive adhesive film layer 5.
Compared with the prior art, the flexible screen assembly and the dismounting method provided by the embodiment only react with the photosensitive adhesive film layer 5 through the light wave with the set wave band, so that the viscosity of the photosensitive adhesive film layer 5 can be reduced or eliminated, the flexible screen 6 is convenient to dismount, the flexible screen 6 is not required to be pulled and dismounted due to the curing and bonding of glue, and the flexible screen 6 is prevented from being damaged in the dismounting process.
Specifically, in step S1, the PET transparent adhesive film layer 3 and the anti-backscattering material layer 2 may be separated specifically using the thin lines 7.
The relative both sides of this flexible screen subassembly can be arranged respectively in the both ends of fine rule 7 to straighten fine rule 7, make fine rule 7 translation cutting in the direction of perpendicular to fine rule 7 between the transparent glued membrane layer of PET 3 and the back scattering prevention material layer 2, thereby can separate the transparent glued membrane layer of PET 3 and back scattering prevention material layer 2 through fine rule 7, easy operation is convenient.
Specifically, in step S2, irradiating the PET transparent adhesive film layer 3 with light waves of a set wavelength band includes:
and step S21, turning the module to enable the end face of the PET transparent adhesive film layer 3 to be arranged upwards.
After the transparent PET film layer 3 and the back scattering prevention material layer 2 are separated, the transparent PET film layer 3 is located below the double-sided non-photosensitive film layer 4, the photosensitive film layer 5 and the flexible screen 6, and light wave irradiation is not facilitated. Therefore, after separating the transparent PET film layer 3 and the anti-back-scattering material layer 2, the transparent PET film layer 3 can be separated from the anti-back-scattering material layer, the double-sided non-photosensitive film layer 4 can be used, the whole module formed by the photosensitive film layer 5 and the flexible screen 6 can be overturned by 180 degrees, the transparent PET film layer 3 faces upwards, the flexible screen 6 is positioned at the bottom, so that light waves can irradiate the end face of the transparent PET film layer 3 from the upper part, the end face of the transparent PET film layer 3 has a larger light receiving area, the light waves can be conveniently and uniformly irradiated on the photosensitive film layer 5, glue at the matching interface between the photosensitive film layer 5 and the flexible screen 6 can be uniformly failed, the whole flexible screen 6 can be conveniently detached, uneven stress of the flexible screen 6 caused by uneven adhesiveness on the photosensitive film layer 5 can be avoided, and the local fragmentation can be further caused during detachment.
Step S22, irradiating the end face of the PET transparent adhesive film layer 3 with light waves.
As another specific example, in step S2, irradiating the PET transparent adhesive film layer 3 with light waves of a set wavelength band specifically includes:
so that the light waves irradiate the PET transparent adhesive film layer 3 from the side surface of the flexible screen component.
In this embodiment, the transparent glued membrane layer of PET 3 can have great thickness, as shown in fig. 2 and fig. 3, thereby can make the side of the transparent glued membrane layer of PET 3 have great photic area, get into the transparent glued membrane layer of PET 3 inside back from the side of the transparent glued membrane layer of PET 3 when the light wave, can receive the effect of the inside reflection of light granule of the transparent glued membrane layer of PET 3 to take place the reflection, make the light wave reflect to light-sensitive glued membrane layer 5 on, thereby can make light-sensitive glued membrane layer 5 react with the light wave and make viscidity reduce or eliminate.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a flexible screen assembly which characterized in that includes by lower supreme mechanical structure spare (1) of laminating in proper order, prevents back scattering material layer (2), transparent glued membrane layer of PET (3), two-sided non-photosensitive glued membrane layer (4), photosensitive glued membrane layer (5) and flexible screen (6).
2. A flexible screen assembly according to claim 1, wherein reflective particles are dispersed in the PET transparent adhesive film layer (3).
3. The flexible screen assembly of claim 2, wherein the thickness of the PET transparent adhesive film layer (3) is greater than the thickness of the double-sided non-photosensitive adhesive film layer (4) and the light-sensitive adhesive film layer (5).
4. A flexible screen assembly according to claim 1, wherein the layer (2) of anti-back-scattering material is a layer of lead foam.
5. A flexible screen assembly according to claim 1, wherein the layer (2) of anti-back scatter material is a layer of lead rubber or a layer of tungsten rubber.
6. A flexible screen assembly according to any one of claims 1 to 5, wherein the flexible screen (6) is a scintillator TFT module.
7. A method of disassembling a flexible screen assembly, for disassembling a flexible screen assembly according to any of claims 1 to 6, the method comprising the steps of:
separating the PET transparent adhesive film layer (3) and the anti-back scattering material layer (2) to obtain a module comprising the PET transparent adhesive film layer (3), a double-sided non-photosensitive adhesive film layer (4), a photosensitive adhesive film layer (5) and a flexible screen (6);
irradiating the PET transparent adhesive film layer (3) by adopting light waves with a set waveband, so that the light waves are transmitted to a matching interface of the flexible screen (6) and the light-sensitive adhesive film layer (5) through the PET transparent adhesive film layer (3), and the viscosity between the flexible screen (6) and the light-sensitive adhesive film layer (5) is reduced or eliminated;
and separating the flexible screen (6) and the light sensitive adhesive film layer (5).
8. A method of demounting a flexible screen assembly according to claim 7, characterised in that the PET transparent glue film layer (3) and the anti-backscattering material layer (2) are separated by a thread (7).
9. The method for disassembling a flexible screen assembly according to claim 7, wherein the irradiating the PET transparent adhesive film layer (3) with light waves of a set wavelength band specifically comprises:
turning over the module to enable the end face of the PET transparent adhesive film layer (3) to be arranged upwards;
and irradiating the end face of the PET transparent adhesive film layer (3) by the light wave.
10. The method for disassembling a flexible screen assembly according to claim 7, wherein the irradiating the PET transparent adhesive film layer (3) with light waves of a set wavelength band specifically comprises:
and enabling the light waves to irradiate the PET transparent adhesive film layer (3) from the side face of the flexible screen assembly.
CN202011598024.3A 2020-12-29 2020-12-29 Flexible screen assembly and method of disassembly thereof Active CN113035057B (en)

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006128430A (en) * 2004-10-29 2006-05-18 Toppan Printing Co Ltd Method of manufacturing electromagnetic shielding display member, and display
CN102765222A (en) * 2011-05-06 2012-11-07 宸鸿科技(厦门)有限公司 Optical bonding structure, touch display and manufacturing method of optical bonding structure
JP2014072156A (en) * 2012-10-02 2014-04-21 Dainippon Printing Co Ltd Organic el display device
CN103778853A (en) * 2012-10-18 2014-05-07 瀚宇彩晶股份有限公司 Easily separated electronic device
CN203960110U (en) * 2014-07-04 2014-11-26 深圳市宏瑞新材料科技有限公司 A kind of UV visbreaking protective membrane
KR20180092538A (en) * 2017-02-09 2018-08-20 (주)케이에프엠 Tape for removal of optically clear adhesive on panel, method for preparing the same and method for separation and removal method of optically clear adhesive on panel using the tape
CN109087932A (en) * 2018-06-26 2018-12-25 武汉华星光电半导体显示技术有限公司 The stripping means and display panel of flexible base board
CN110570754A (en) * 2018-06-05 2019-12-13 上海和辉光电有限公司 Manufacturing method of flexible display panel and flexible display panel
CN111605282A (en) * 2020-05-29 2020-09-01 昆山国显光电有限公司 Flexible display panel attaching method and primary assembly
CN111768715A (en) * 2020-08-03 2020-10-13 京东方科技集团股份有限公司 Flexible display module and display device
CN111883474A (en) * 2020-07-31 2020-11-03 霸州市云谷电子科技有限公司 Display device and preparation method of flexible display panel
CN214705247U (en) * 2020-12-29 2021-11-12 奕瑞影像科技(太仓)有限公司 Flexible screen assembly

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006128430A (en) * 2004-10-29 2006-05-18 Toppan Printing Co Ltd Method of manufacturing electromagnetic shielding display member, and display
CN102765222A (en) * 2011-05-06 2012-11-07 宸鸿科技(厦门)有限公司 Optical bonding structure, touch display and manufacturing method of optical bonding structure
JP2014072156A (en) * 2012-10-02 2014-04-21 Dainippon Printing Co Ltd Organic el display device
CN103778853A (en) * 2012-10-18 2014-05-07 瀚宇彩晶股份有限公司 Easily separated electronic device
CN203960110U (en) * 2014-07-04 2014-11-26 深圳市宏瑞新材料科技有限公司 A kind of UV visbreaking protective membrane
KR20180092538A (en) * 2017-02-09 2018-08-20 (주)케이에프엠 Tape for removal of optically clear adhesive on panel, method for preparing the same and method for separation and removal method of optically clear adhesive on panel using the tape
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CN109087932A (en) * 2018-06-26 2018-12-25 武汉华星光电半导体显示技术有限公司 The stripping means and display panel of flexible base board
CN111605282A (en) * 2020-05-29 2020-09-01 昆山国显光电有限公司 Flexible display panel attaching method and primary assembly
CN111883474A (en) * 2020-07-31 2020-11-03 霸州市云谷电子科技有限公司 Display device and preparation method of flexible display panel
CN111768715A (en) * 2020-08-03 2020-10-13 京东方科技集团股份有限公司 Flexible display module and display device
CN214705247U (en) * 2020-12-29 2021-11-12 奕瑞影像科技(太仓)有限公司 Flexible screen assembly

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