CN111142713A - Display device and shading ring mounting method - Google Patents
Display device and shading ring mounting method Download PDFInfo
- Publication number
- CN111142713A CN111142713A CN202010065010.9A CN202010065010A CN111142713A CN 111142713 A CN111142713 A CN 111142713A CN 202010065010 A CN202010065010 A CN 202010065010A CN 111142713 A CN111142713 A CN 111142713A
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- shading ring
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 18
- 239000012790 adhesive layer Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 8
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- -1 Polyethylene terephthalate Polymers 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910000683 memory titanium Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
- G06F1/1686—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being an integrated camera
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application provides a display device and a shading ring installation method, which are used for effectively solving the problem of light leakage of the side wall of a perforated area in the display area perforating technology. The display device comprises a touch display structure and a camera module, wherein the touch display structure is of a flat plate structure and comprises a touch display area and an opening area, the touch display area is arranged around the opening area in a closed mode, and the camera module is located in the opening area; the display device further comprises a shading ring, the shading ring is located in the opening area and sleeved outside the camera module, and the shading ring is used for blocking light rays emitted by the touch display area from entering the opening area; the shading ring is of a closed annular structure, and has resilience along the circumferential direction of the shading ring so as to enable the outer circumferential edge of the shading ring to abut against the inner wall of the opening area. The light-shielding ring installation method is applied to the display device.
Description
Technical Field
The application relates to the technical field of display, in particular to a display device and a shading ring installation method.
Background
At present, in order to narrow the frame of the display device, many display terminals adopt a display area opening technology, but the display area opening technology has a problem of light leakage. Specifically, light emitted from the display area of the display panel is reflected for several times in each laminated structure and then emitted from the side wall of the opening area, or reflected between the side wall of the opening area and the camera module for several times, and finally reaches human eyes through the ink holes of the transparent cover plate, so that the light leakage phenomenon of the opening of the display area is formed.
The following solutions are proposed in the prior art, but each solution has corresponding problems, which are specifically as follows:
1. the problem of light leakage is solved by coating shading ink on the side wall of the opening area, but the problem that the ink coating process is difficult to realize and the coating precision cannot be ensured exists because the size of the opening of the display area is small;
2. the problem of light leakage is solved by dispensing on the side wall of the opening area, but the problems of insufficient mounting space of a camera module and the like are caused by insufficient dispensing uniformity and a certain glue overflow range (0.4 mm);
3. the side wall of the opening area is attached with the shading strip, but the side wall is uneven, so that the shading strip is not firmly attached, and the like, and the shading strip attaching process has the problem of difficulty in realization;
4. the area of the black matrix is increased in the touch module and the display panel to solve the problem of light leakage, but the conditions of high cost and complex process exist, and the problem of light leakage of the side wall cannot be completely solved.
Therefore, how to effectively solve the problem of light leakage at the sidewall of the open area in the open area technology of the display area is a difficult problem to be solved in the field.
Disclosure of Invention
The application provides a display device and a shading ring installation method, which are used for effectively solving the problem of light leakage of the side wall of a perforated area in the display area perforating technology.
According to a first aspect of the embodiments of the present application, a display device is provided, where the display device includes a touch display structure and a camera module, the touch display structure is a flat panel structure, the touch display structure includes a touch display area and an open area, the touch display area is disposed around the open area in a closed manner, and the camera module is located in the open area;
the display device further comprises a shading ring, the shading ring is located in the opening area and sleeved outside the camera module, and the shading ring is used for blocking light rays emitted by the touch display area from entering the opening area; the shading ring is of a closed annular structure, and has resilience along the circumferential direction of the shading ring so as to enable the outer circumferential edge of the shading ring to abut against the inner wall of the opening area.
Optionally, the light shielding ring includes a first portion, a connecting portion, and a second portion that are sequentially connected along the circumferential direction, where the first portion and the second portion at least partially overlap along the circumferential direction.
Optionally, the material of the shading ring is a resin material with compression resilience, or the material of the shading ring is a memory alloy.
Optionally, the display device further includes a transparent cover plate, the transparent cover plate is covered and arranged above the touch display structure and the shading ring, the touch display structure is arranged in the touch display area from being close to the transparent cover plate to being far away from the transparent cover plate, and the touch display structure comprises a first optical adhesive layer, a polarizer, a touch module, a second optical adhesive layer and a display panel which are sequentially stacked.
Optionally, one end of the light-shielding ring is adjacent to the transparent cover plate, and a distance from the other end of the light-shielding ring to the transparent cover plate is greater than or equal to a distance from one side of the display panel close to the transparent cover plate, and is less than or equal to a distance from one side of the display panel far away from the transparent cover plate to the transparent cover plate.
Optionally, the display device further includes a light shielding layer, the light shielding layer is located between the transparent cover plate and the touch display structure, and covers the opening area of the touch display structure and the touch display area adjacent to the opening area, the light shielding layer has a through hole corresponding to the position of the camera module, the diameter of the through hole is smaller than that of the opening area, and one end of the light shielding ring close to the transparent cover plate abuts against the light shielding layer.
Optionally, the light shielding layer is an ink layer.
According to a second aspect of the embodiments of the present application, there is provided a light-shielding ring mounting method applied to the display device, the light-shielding ring mounting method including: and installing the shading ring in the opening area of the touch display structure to a preset position through a shading ring installation tool.
Optionally, the shading ring installation tool includes:
the sleeve is internally provided with an accommodating cavity;
the piston is positioned in the accommodating cavity, and the outer periphery of the piston abuts against the inner wall of the accommodating cavity;
the piston rod is inserted into the accommodating cavity, one end of the piston rod is connected with the piston, and the piston rod drives the piston to move up and down along the length direction of the accommodating cavity.
Optionally, the installing the light-shielding ring in the opening area of the touch display structure by using a light-shielding ring installing tool includes the following steps:
compressing the shading ring along the circumferential direction, putting the shading ring into an accommodating cavity of a sleeve of the shading ring installation tool, and abutting against the piston;
aligning the light-shielding ring installation tool with the display device, and placing the light-shielding ring installation tool on the touch display structure;
the piston rod is pushed to drive the piston to jack the shading ring into the opening area of the touch display structure to a preset position.
According to the display device and the shading ring installation method, the shading ring with resilience along the circumferential direction is arranged in the opening area of the touch display structure, so that light emitted by the touch display area and entering the opening area can be effectively shaded; have the resilience through setting up light-shading ring along circumference, can realize reliably fixed, avoided gluing the problem of pasting insecure with the lateral wall in open area, and light-shading ring's mounting process is simple feasible.
Drawings
Fig. 1 is a partial cross-sectional structural view of a display device according to an exemplary embodiment of the present application.
Fig. 2 is a schematic perspective view illustrating a compressed state of a light-shielding ring of a display device according to an exemplary embodiment of the present application.
Fig. 3 is a schematic perspective view of another angle of a compressed state of a light-shielding ring of a display device according to an exemplary embodiment of the present application.
Fig. 4 is a schematic top view of a light-shielding ring of a display device according to an exemplary embodiment of the present application in a compressed state.
Fig. 5 is a schematic perspective view illustrating an expanded state of a light-shielding ring of a display device according to an exemplary embodiment of the present application.
Fig. 6 is a schematic perspective view of another angle of an expanded state of a light-shielding ring of a display device according to an exemplary embodiment of the present application.
Fig. 7 is a schematic top view of an expanded state of a light-shielding ring of a display device according to an exemplary embodiment of the present application.
Fig. 8(a) -8 (c) are process flow diagrams of the proposed light-shielding ring mounting method according to an exemplary embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "plurality" includes two, and is equivalent to at least two. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
As can be understood by referring to fig. 1 to fig. 7, the present embodiment provides a display device, which includes a touch display structure 10 and a camera module 20, wherein the touch display structure 10 is a flat panel structure, the touch display structure 10 includes a touch display area 10a and an opening area 10b, the touch display area 10a is disposed around the opening area 10b in a closed manner, and the camera module 20 is located in the opening area 10 b.
The display device further comprises a light shading ring 30, the light shading ring 30 is located in the opening region 10b and sleeved outside the camera module 20, and the light shading ring 30 is used for blocking light emitted by the touch display region 10a from entering the opening region 10 b; the light-shielding ring 30 is a closed ring structure, and the light-shielding ring 30 has resilience along the circumferential direction a of the light-shielding ring to abut the outer circumferential edge of the light-shielding ring 30 against the inner wall of the aperture region 10 b.
Thus, since the light-shielding ring 30 has resilience along the circumferential direction a, after the light-shielding ring 30 is installed in the opening area 10b of the touch display structure 10, the light-shielding ring 30 is in an expanded state (compared with a compressed state of the light-shielding ring 30 during installation) through its resilience, and the outer periphery of itself can be tightly attached to the sidewall of the opening area 10b, so that light emitted from the touch display area 10a and entering the opening area 10b can be effectively shielded; have the resilience through setting up light-shielding ring 30 along circumference, can make the outer peripheral edges of self support with the lateral wall of trompil district 10b and lean on and realize the contact fixation, avoided gluing and the problem of the lateral wall of trompil district 10b paste insecure, and light-shielding ring's mounting process is simple feasible.
Specifically, the light-shielding ring 30 includes a first portion 31, a connecting portion 32, and a second portion 33 connected in sequence along the circumferential direction a, where the first portion 31 and the second portion 33 are at least partially overlapped along the circumferential direction a to realize that the light-shielding ring 30 is a closed annular structure along the circumferential direction a. As shown in fig. 2 to 7, the overlapping area of the first portion 31 and the second portion 33 of the light-shielding ring 30 in the circumferential direction a is smaller in the length L1 in the compressed state than in the length L2 in the expanded state. That is, the inner diameter R1 of the light-shielding ring 30 in the compressed state is smaller than the inner diameter R2 of the light-shielding ring 30 in the expanded state, and the outer diameter of the light-shielding ring 30 in the expanded state is equal to the diameter of the opening region 10 b. It should be noted that, in order to clearly show the first portion 31, the connecting portion 32 and the second portion 33, the first portion 31, the connecting portion 32 and the second portion 33 are distinguished by dotted lines in fig. 5 to 7, and the dotted lines do not exist in an actual structure.
The light-shielding ring 30 is made of a resin material having compression resilience, such as Polyimide (PI), Polyethylene terephthalate (PET), or the like. In other embodiments, the material of the light shielding ring 30 may be a memory alloy, such as a memory titanium alloy. The light-shielding ring 30 of the memory alloy is in an expanded state in an initial state and is contracted into a compressed state under the action of external force; after being installed in the opening area 10b of the touch display structure 10, the light-shielding ring 30 is returned to the expanded state by setting a specific condition (e.g., temperature rise, etc.), so as to achieve the purpose of connecting with the sidewall of the opening area 10 b.
Referring to fig. 1 again, the display device further includes a transparent cover plate 40, the transparent cover plate 40 is disposed above the touch display structure 10 and the light-shielding ring 30, and the touch display structure 10 includes a first optical adhesive layer 11, a polarizer 12, a touch module 13, a second optical adhesive layer 14, and a display panel 15, which are sequentially stacked in a direction from the touch display area 10a to a direction away from the transparent cover plate 40.
One end of the light-shielding ring 30 is adjacent to the transparent cover plate 40, and the distance from the other end of the light-shielding ring to the transparent cover plate 40 is greater than or equal to the distance from the side of the display panel 15 close to the transparent cover plate 40, and is less than or equal to the distance from the side of the display panel 15 far from the transparent cover plate 40 to the transparent cover plate 40, so as to effectively prevent light emitted from the display area of the display panel 15 from being reflected into the open area 10b for several times in each laminated structure from the first optical adhesive layer 11 to the second optical adhesive layer 14, thereby effectively avoiding the light leakage phenomenon of the open area 10 b.
The display device further comprises a light shielding layer 50, the light shielding layer 50 is located between the transparent cover plate 40 and the touch display structure 10, and covers the opening region 10b of the touch display structure 10 and the touch display region 10a adjacent to the opening region 10b, a through hole 51 is formed in the position, corresponding to the camera module 20, of the light shielding layer 50, the diameter of the through hole 51 is smaller than that of the opening region 10b, and one end, close to the transparent cover plate 40, of the light shielding ring 30 abuts against the light shielding layer 50. Specifically, the light-shielding layer 50 is an ink layer.
Based on the same inventive concept, an embodiment of the present application provides a method for installing a light-shielding ring, which is applied to the display device, and the method for installing the light-shielding ring includes: and installing the shading ring in the opening area of the touch display structure to a preset position through a shading ring installation tool.
The shading ring mounting tool 60 includes: a sleeve 61, a piston 62 and a piston rod 63.
The sleeve 61 has a receiving cavity 611 therein. The piston 62 is located in the receiving cavity 611, and the outer periphery of the piston 62 abuts against the inner wall of the receiving cavity 611. The piston rod 63 is inserted into the accommodating cavity 611, and one end of the piston rod 63 is connected to the piston 62, and the piston rod 63 drives the piston 62 to move up and down along the length direction of the accommodating cavity 611. The lower surface of the sleeve 61 is provided with a pad 64 to prevent the light-shielding ring installation tool 60 from damaging the surface of the touch display structure 10 when the light-shielding ring 30 is installed in the opening region 10b of the touch display structure 10.
In installing the light-shielding ring 30 in the opening area 10b of the touch display structure 10 by the light-shielding ring installation tool 60, the method includes the following steps:
step 100: as shown in fig. 8(a), the light-shielding ring 30 is compressed in the circumferential direction, placed in the accommodating cavity 611 of the sleeve 61 of the light-shielding ring installation tool 60, and abutted against the piston 62;
step 200: as shown in fig. 8(b), the light-shielding ring installation tool 60 is aligned with the display device, and the light-shielding ring installation tool 60 is placed on the touch display structure 10;
step 300: as shown in fig. 8(c), the piston rod 63 is pushed to drive the piston 62 to push the light shielding ring 30 into the opening region 10b of the touch display structure 10 to a predetermined position.
In step 200, when the installation manner of the light-shielding ring 30 is manual installation, the light-shielding ring installation tool 60 is aligned with the display device by an alignment jig. Specifically, the base of the jig is aligned with the display device, the light-shielding ring installation tool 60 is connected with the jig through the hinge structure, and the hinge structure is rotated, so that the light-shielding ring installation tool 60 is placed on the touch display structure 10.
When the installation mode of the light-shielding ring 30 is automatic equipment installation, the light-shielding ring installation tool 60 can be aligned with the display device by aligning the CCD camera.
In step 300, after the light-shielding ring 30 in the compressed state is pushed into the opening region 10b of the touch display structure 10 to a predetermined position, the light-shielding ring 30 will return to the expanded state due to the disappearance of the external force, and abut against the sidewall of the opening region 10b and maintain a certain stress.
After step 300 is completed, the piston 62 is retracted into the accommodating cavity 611 of the sleeve 61 by the piston rod 63, and the installation is completed.
According to the display device and the shading ring installation method, the shading ring with resilience along the circumferential direction is arranged in the opening area of the touch display structure, so that light emitted by the touch display area and entering the opening area can be effectively shaded; have the resilience through setting up light-shading ring along circumference, can realize reliably fixed, avoided gluing the problem of pasting insecure with the lateral wall in open area, and light-shading ring's mounting process is simple feasible.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (10)
1. A display device is characterized by comprising a touch display structure and a camera module, wherein the touch display structure is of a flat plate structure and comprises a touch display area and an opening area, the touch display area is arranged around the opening area in a closed mode, and the camera module is located in the opening area;
the display device further comprises a shading ring, the shading ring is located in the opening area and sleeved outside the camera module, and the shading ring is used for blocking light rays emitted by the touch display area from entering the opening area; the shading ring is of a closed annular structure, and has resilience along the circumferential direction of the shading ring so as to enable the outer circumferential edge of the shading ring to abut against the inner wall of the opening area.
2. The display device according to claim 1, wherein the light-shielding ring includes a first portion, a connecting portion, and a second portion that are connected in this order in the circumferential direction, wherein the first portion and the second portion at least partially overlap in the circumferential direction.
3. The display device according to claim 1, wherein a material of the light-shielding ring is a resin material having compression resilience, or a material of the light-shielding ring is a memory alloy.
4. The display device according to claim 1, further comprising a transparent cover plate, wherein the transparent cover plate covers the touch display structure and the light shielding ring, and the touch display structure comprises a first optical adhesive layer, a polarizer, a touch module, a second optical adhesive layer and a display panel, which are sequentially stacked in the touch display area from the direction close to the transparent cover plate to the direction away from the transparent cover plate.
5. The display device as claimed in claim 4, wherein one end of the light shielding ring is adjacent to the transparent cover plate, and the distance from the other end to the transparent cover plate is greater than or equal to the distance from the side of the display panel close to the transparent cover plate and less than or equal to the distance from the side of the display panel far from the transparent cover plate to the transparent cover plate.
6. The display device according to claim 4, further comprising a light shielding layer, wherein the light shielding layer is located between the transparent cover plate and the touch display structure and covers an opening region of the touch display structure and the touch display region adjacent to the opening region, a through hole is formed in a position of the light shielding layer corresponding to the camera module, the diameter of the through hole is smaller than that of the opening region, and one end of the light shielding ring close to the transparent cover plate abuts against the light shielding layer.
7. The display device according to claim 6, wherein the light-shielding layer is an ink layer.
8. A light-shielding ring mounting method applied to the display device according to any one of claims 1 to 7, wherein the light-shielding ring mounting method comprises: and installing the shading ring in the opening area of the touch display structure to a preset position through a shading ring installation tool.
9. A shade ring installation method as defined in claim 8, wherein said shade ring installation tool comprises:
the sleeve is internally provided with an accommodating cavity;
the piston is positioned in the accommodating cavity, and the outer periphery of the piston abuts against the inner wall of the accommodating cavity;
the piston rod is inserted into the accommodating cavity, one end of the piston rod is connected with the piston, and the piston rod drives the piston to move up and down along the length direction of the accommodating cavity.
10. The method for installing a light-shielding ring as claimed in claim 9, wherein the step of installing the light-shielding ring in the opening area of the touch display structure by a light-shielding ring installation tool comprises the following steps:
compressing the shading ring along the circumferential direction, putting the shading ring into an accommodating cavity of a sleeve of the shading ring installation tool, and abutting against the piston;
aligning the light-shielding ring installation tool with the display device, and placing the light-shielding ring installation tool on the touch display structure;
the piston rod is pushed to drive the piston to jack the shading ring into the opening area of the touch display structure to a preset position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065010.9A CN111142713B (en) | 2020-01-20 | 2020-01-20 | Display device and shading ring mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065010.9A CN111142713B (en) | 2020-01-20 | 2020-01-20 | Display device and shading ring mounting method |
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| CN111142713A true CN111142713A (en) | 2020-05-12 |
| CN111142713B CN111142713B (en) | 2023-12-29 |
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| CN111754877A (en) * | 2020-06-28 | 2020-10-09 | 昆山国显光电有限公司 | Display module and display device |
| CN114080129A (en) * | 2020-08-17 | 2022-02-22 | Oppo广东移动通信有限公司 | Electronic equipment shell, manufacturing method thereof and electronic equipment |
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