CN112735273B - Display screen and display device - Google Patents
Display screen and display device Download PDFInfo
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- CN112735273B CN112735273B CN202011610846.9A CN202011610846A CN112735273B CN 112735273 B CN112735273 B CN 112735273B CN 202011610846 A CN202011610846 A CN 202011610846A CN 112735273 B CN112735273 B CN 112735273B
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- display screen
- protective film
- support
- circuit board
- bracket
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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
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Abstract
The application provides a display screen and a display device, wherein the display screen comprises a cover plate, a support and a circuit board which is attached to the cover plate and located between the cover plate and the support; the outer surface of one side of the cover plate, which is far away from the bracket, is provided with a protective film; the support includes stiff end and support end, the stiff end of support with the protective film is fixed mutually, the support end of support is close to one side of circuit board is equipped with the arch, the arch with circuit board looks butt. This application through inciting somebody to action the stiff end of support with the protective film is fixed mutually, the support end of support with circuit board looks butt has been avoided the support with the flexible device direct contact of display screen makes the impression appears in the display screen, and then reduces the loss, has improved the life of display screen.
Description
Technical Field
The application relates to the technical field of display, in particular to a display screen and a display device.
Background
In electronic products such as mobile phones and tablet computers, a flexible circuit board is an important component, and is generally fixed on the outer surface of the product through a specific structure.
In the prior art, the flexible circuit board is fixed in the display device by the support, and under the normal condition, the support includes stiff end and support end, wherein, the stiff end of support is fixed in on display device's heat dissipation layer (SCF), the support end of support is through being equipped with a arch, the arch with flexible circuit board's no component district (FPC) looks butt to form lever structure protection flexible circuit board in the display device and bind the bending region, prevent that manual operation and transportation from causing the damage to flexible circuit board and binding the bending region.
However, since the bracket and the heat dissipation layer are fixed only by the foam adhesive, the fixed end of the bracket applies pressure to the protective film in the clamping process, so that the copper foil attached to the heat dissipation layer is deformed, and a mark is formed on the panel of the display device; meanwhile, when the flexible circuit board support is removed, in order to prevent marks from being formed on the display device panel, a standard film tearing method is required, but manual operation is easy to make mistakes, and the display device panel is damaged.
Disclosure of Invention
The application provides a display screen and a display device, which are used for avoiding the display screen from generating impressions.
In order to achieve the above effects, the technical scheme provided by the application is as follows:
a display screen, comprising:
the circuit board is attached to the cover plate and positioned between the cover plate and the support;
the outer surface of one side of the cover plate, which is far away from the bracket, is provided with a protective film; the support includes stiff end and support end, the stiff end of support with the protective film is fixed mutually, the support end of support is close to one side of circuit board is equipped with the arch, the arch with circuit board looks butt.
In the display screen of this application, the protection film include with the laminating district that the apron was laminated mutually and with the adjacent non-laminating district in laminating district, the protection film with the stiff end of support is in the non-laminating district is fixed mutually.
In the display screen of this application, the non-laminating district of protection film is for not having gluey region.
In the display screen of the application, the length range of the non-attaching area is 5mm-10 mm.
In the display screen of this application, the protection film pass through double-sided tape with the fixed end of support is fixed mutually.
In the display screen of the application, the protective film comprises a first protective film and a second protective film which are arranged in a stacked mode; wherein, the orthographic projection of the first protective film on the circuit board is positioned in the bonding area, and the second protective film extends from the bonding area to one side of the non-bonding area and is limited on the boundary of the non-bonding area.
In the display screen of this application, the stiff end of support with the second protection film is in non-laminating district is fixed mutually.
In the display screen, the second protective film is made of hard polyethylene terephthalate.
In the display screen of this application, the display screen still including be located the circuit board with copper foil between the apron, and with the circuit board is with the heat dissipation layer of layer setting, the support with the heat dissipation layer is parallel and the interval sets up.
The application also provides a display device, which comprises the display screen.
The beneficial effect of this application: according to the display screen protective film, the protective film is prepared by adopting hard polyethylene terephthalate, the fixed end of the support is fixed with the non-lamination area of the protective film, and the supporting end of the support is abutted against the circuit board, so that the phenomenon that the display screen is marked due to the fact that the support is in direct contact with a flexible device of the display screen is avoided, further, the loss is reduced, and the service life of the display screen is prolonged; simultaneously, the non-laminating district of protection film is done and is had no gluey processing, just the stiff end of support passes through double-sided tape with the non-laminating district of protection film is fixed mutually, thereby makes the support is convenient for demolish, has practiced thrift a large amount of manpowers and time, and the operation is comparatively simple, has satisfied workman's demand.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a display screen in the prior art;
FIG. 2 is a schematic view of a display screen structure provided in the present application;
fig. 3 is a schematic view of a first structure of a display screen according to an embodiment of the present application;
fig. 4 is a second structural schematic diagram of a display screen according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Please refer to fig. 1, which is a schematic structural diagram of a display screen in the prior art.
In the prior art, the display screen includes a heat dissipation layer 10, a copper foil 20, a cover plate 30, a protection film 40, and a circuit board 50 that is on the same layer as the heat dissipation layer 10 and is disposed at an interval; wherein the display screen further comprises a bracket 60; the bracket 60 comprises a fixed end 601 and a supporting end 602, wherein the fixed end 601 of the bracket 60 is fixed on the heat dissipation layer 10 of the display screen through foam rubber 80; the support end 602 of the bracket 60 is provided with a protrusion 61, and the protrusion 61 abuts against a component-free area (FPC) of the circuit board 50, thereby forming a lever structure to protect the circuit board 50 in the display screen.
However, since the bracket 60 and the heat dissipation layer 10 are fixed only by the foam 80, the fixed end 601 of the bracket 60 applies pressure to the heat dissipation layer 10 during the clamping process, so that the copper foil 20 attached to the heat dissipation layer 10 is deformed, and a mark is formed on the display screen; meanwhile, when the bracket 60 is removed, in order to prevent damage to the display screen, a standard film tearing method is required, but manual operation is prone to errors. Based on this, this application provides a display screen and display device, can solve the defect of complaining on.
Please refer to fig. 2, a schematic diagram of a display screen structure provided in the present application.
In the present application, the display screen includes a cover plate 30, a bracket 60, and a circuit board 50 attached to the cover plate 30 and located between the cover plate 30 and the bracket 60.
Wherein, a protective film 40 is arranged on the outer surface of one side of the cover plate 30 away from the bracket 60; the support 60 includes a fixed end 601 and a supporting end 602, the fixed end 601 of the support 60 is fixed to the protection film 40, the supporting end 602 of the support 60 is close to one side of the circuit board 50 and is provided with a protrusion 61, and the protrusion 61 is abutted to the circuit board 50.
This application through inciting somebody to action the stiff end 601 of support 60 with protection film 40 is fixed mutually, support end 602 of support 60 with circuit board 50 looks butt has been avoided support 60 with the flexible device direct contact of display screen and make the impression appears in the display screen, and then reduces the loss, has improved the life of display screen.
The technical solution of the present application will now be described with reference to specific embodiments.
Example one
Referring to fig. 3, a first structural diagram of a display screen provided in the embodiment of the present application is shown.
In this embodiment, the display panel includes a heat dissipation layer 10 and a circuit board 50 that are disposed at an interval in the same layer; a copper foil 20 disposed on the heat dissipation layer 10 and the circuit board 50; the cover plate 30 is arranged on one side, away from the heat dissipation layer 10, of the copper foil 20; a protective film 40 disposed on a side of the cover plate 30 away from the copper foil 20; and a bracket 60.
The heat dissipation layer 10, the circuit board 50, the copper foil 20 and the cover plate 30 are located between the protection film 40 and the bracket 60.
In the present embodiment, the circuit board 50 includes, but is not limited to, a flexible circuit board.
In the present embodiment, the protective film 40 includes a bonding region 401 bonded to the cover 30 and a non-bonding region 402 adjacent to the bonding region 401; the length of the non-attachment region 402 is in the range of 5mm to 10mm, which is not limited in this embodiment.
In this embodiment, the bracket 60 and the heat dissipation layer 10 are parallel and spaced apart from each other, the bracket 60 includes a fixed end 601 and a supporting end 602, the fixed end 601 of the bracket 60 is fixed to the protection film 40, and further, the protection film 40 is fixed to the fixed end 601 of the bracket 60 in the non-attached region 402.
It should be noted that the material of the protective film 40 includes, but is not limited to, hard polyethylene terephthalate, and further, in this embodiment, the material of the protective film 40 is hard polyethylene terephthalate, and in the process of clamping the display screen by the bracket 60, the protective film 40 made of hard polyethylene terephthalate can protect the display screen 60.
In this embodiment, the display screen further includes a double-sided adhesive tape 70 between the fixed end 601 of the bracket 60 and the protective film 40, and the fixed end 601 of the bracket 60 and the protective film 40 are fixed in the non-attaching region 402 by the double-sided adhesive tape 70, so that the bracket 60 is easy to remove.
In this embodiment, a protrusion 61 is disposed on a side of the supporting end 602 of the bracket 60 close to the circuit board 50, the protrusion 61 abuts against the circuit board 50, and further, the protrusion 61 abuts against a component-free area (FPC) of the circuit board 50.
In this embodiment, a non-bonding area 402 of the protective film 40 is subjected to a non-adhesive treatment, so that the non-bonding area 402 is a non-adhesive area; the non-bonding area 402 of the protective film 40 is processed without glue and is fixed with the fixed end 601 of the bracket 60 through the double-sided adhesive tape 70 in the non-bonding area 402, so that the bracket 60 is convenient to disassemble, a large amount of manpower and time are saved, the operation is simple, and the requirements of workers are met.
In the embodiment, the protective film 40 is prepared by using hard polyethylene terephthalate, the protective film 40 is provided with a bonding area 401 bonded to the cover plate 30 and a non-bonding area 402 adjacent to the bonding area 401, and the fixed end 601 of the bracket 60 is fixed to the non-bonding area 402 of the protective film 40, so that the display screen is prevented from being marked due to direct contact between the bracket 60 and a display screen flexible device, loss is reduced, and the service life of the display screen is prolonged; meanwhile, the non-bonding area 402 of the protective film 40 is subjected to glue-free treatment, and the fixed end 601 of the bracket 60 is fixed with the protective film 40 in the non-bonding area 402 through the double-sided adhesive tape 70, so that the bracket 60 is convenient to disassemble, a large amount of labor and time are saved, the operation is simple, and the requirements of workers are met; moreover, the support end 602 of the bracket 60 is in contact with the component-free area of the circuit board 50 through the protrusion 61, so that the circuit board 50 is prevented from being damaged when the bracket 60 applies force.
Referring to fig. 4, a second structure diagram of a display screen provided in the embodiment of the present application is shown.
In this embodiment, the structure of the display screen is similar to/the same as that of the display screen provided in the above embodiment, and please refer to the description of the display screen in the above embodiment, which is not repeated herein, and the difference between the two is only:
in the present embodiment, the protective film 40 includes a first protective film 41 and a second protective film 42 which are stacked; the orthographic projection of the first protective film 41 on the circuit board 50 is located in the attaching region 401, and the second protective film 42 extends from the attaching region 401 to the non-attaching region 402 side and ends at the boundary of the non-attaching region 402.
In this embodiment, the fixed end 601 of the bracket 60 is fixed to the second protective film 42 in the non-attaching region 402, and further, the fixed end 601 of the bracket 60 is fixed to the second protective film 42 in the non-attaching region 402 by the double-sided adhesive tape 70, so that the bracket 60 is easy to remove.
In this embodiment, the material of the first protective film 41 includes but is not limited to phenolic resin, the material of the second protective film 42 includes but is not limited to rigid polyethylene terephthalate, and further, in this embodiment, the material of the second protective film 42 is rigid polyethylene terephthalate, and the second protective film 42 made of rigid polyethylene terephthalate can protect the display screen 60 during the process of clamping the display screen by the bracket 60.
Example two
The application also provides a display device, which comprises the display screen of the embodiment.
The display screen has been described in detail in embodiment one, and the description is not repeated here.
The application provides a display screen and a display device, wherein the display screen comprises a cover plate, a support and a circuit board which is attached to the cover plate and located between the cover plate and the support; the outer surface of one side of the cover plate, which is far away from the bracket, is provided with a protective film; the support includes stiff end and support end, the stiff end of support with the protective film is fixed mutually, the support end of support is close to one side of circuit board is equipped with the arch, the arch with circuit board looks butt.
According to the display screen protective film, the protective film is prepared by adopting hard polyethylene terephthalate, the fixed end of the support is fixed with the non-laminating area of the protective film, and the supporting end of the support is abutted against the circuit board, so that the phenomenon that the display screen is marked due to the fact that the support is in direct contact with a flexible device of the display screen is avoided, further, the loss is reduced, and the service life of the display screen is prolonged; simultaneously, the non-laminating district of protection film is done and is had no gluey processing, just the stiff end of support passes through double-sided tape with the non-laminating district of protection film is fixed mutually, thereby makes the support is convenient for demolish, has practiced thrift a large amount of manpowers and time, and the operation is comparatively simple, has satisfied workman's demand.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The display screen and the display device provided by the embodiment of the present application are described in detail above, and a specific example is applied in the description to explain the principle and the implementation of the present application, and the description of the above embodiment is only used to help understand the technical scheme and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (8)
1. A display screen, comprising:
the circuit board is attached to the cover plate and positioned between the cover plate and the support;
the outer surface of one side of the cover plate, which is far away from the bracket, is provided with a protective film; the support comprises a fixed end and a supporting end, the fixed end of the support is fixed with the protective film, one side of the supporting end of the support, which is close to the circuit board, is provided with a bulge, and the bulge is abutted to the circuit board;
wherein, the protection film include with the laminating district that the apron was laminated mutually and with the adjacent non-laminating district in laminating district, the protection film with the stiff end of support is in the non-laminating district is fixed mutually, the non-laminating district of protection film is for not having gluey region.
2. A display screen in accordance with claim 1, wherein the non-conforming region has a length in the range of 5mm to 10 mm.
3. The display screen of claim 1, wherein the protective film is secured to the fixed end of the bracket by a double-sided adhesive tape.
4. The display panel according to claim 1, wherein the protective film includes a first protective film and a second protective film which are arranged in a stacked manner; wherein, the orthographic projection of the first protective film on the circuit board is positioned in the bonding area, and the second protective film extends from the bonding area to one side of the non-bonding area and is limited on the boundary of the non-bonding area.
5. The display screen of claim 4, wherein the fixed end of the bracket is fixed with the second protective film in the non-attaching area.
6. The display screen of claim 5, wherein the material of the second protective film is hard polyethylene terephthalate.
7. The display screen of claim 1, further comprising a copper foil positioned between the circuit board and the cover plate, and a heat dissipation layer disposed on a same layer as the circuit board, wherein the stand is disposed parallel to and spaced apart from the heat dissipation layer.
8. A display device comprising a display screen according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610846.9A CN112735273B (en) | 2020-12-30 | 2020-12-30 | Display screen and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610846.9A CN112735273B (en) | 2020-12-30 | 2020-12-30 | Display screen and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112735273A CN112735273A (en) | 2021-04-30 |
| CN112735273B true CN112735273B (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011610846.9A Active CN112735273B (en) | 2020-12-30 | 2020-12-30 | Display screen and display device |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014157206A (en) * | 2013-02-15 | 2014-08-28 | Mitsubishi Electric Corp | Large display system |
| KR102046864B1 (en) * | 2013-03-13 | 2019-11-20 | 삼성전자주식회사 | Flexible display device |
| KR102590307B1 (en) * | 2016-08-30 | 2023-10-16 | 엘지디스플레이 주식회사 | Flexible display device and method of manufacturing the same |
| KR102646618B1 (en) * | 2017-01-11 | 2024-03-12 | 삼성디스플레이 주식회사 | Display device and manufacturing method of the same |
| CN107688259A (en) * | 2017-09-27 | 2018-02-13 | 惠科股份有限公司 | Display device and grounding device thereof |
| CN108429835B (en) * | 2018-03-30 | 2020-03-24 | Oppo广东移动通信有限公司 | Display screen assembly and mobile terminal |
| KR102639454B1 (en) * | 2018-08-01 | 2024-02-23 | 삼성디스플레이 주식회사 | Tray module, tray assembly having the same and mathod for fabricating display device using the same |
| CN209461083U (en) * | 2019-04-01 | 2019-10-01 | 北京京东方技术开发有限公司 | A kind of display module and display device |
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2020
- 2020-12-30 CN CN202011610846.9A patent/CN112735273B/en active Active
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| Publication number | Publication date |
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| CN112735273A (en) | 2021-04-30 |
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