CN112462551A - Light leakage prevention whole machine frame structure and terminal equipment - Google Patents
Light leakage prevention whole machine frame structure and terminal equipment Download PDFInfo
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- CN112462551A CN112462551A CN202011411299.1A CN202011411299A CN112462551A CN 112462551 A CN112462551 A CN 112462551A CN 202011411299 A CN202011411299 A CN 202011411299A CN 112462551 A CN112462551 A CN 112462551A
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- light
- frame structure
- light guide
- shielding layer
- guide column
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The invention relates to the technical field of light sensation of a whole machine and discloses a frame structure of an anti-leakage finishing machine and terminal equipment, wherein the frame structure comprises a front shell, a cover plate, sealant, an LCD (liquid crystal display) screen, a light guide column, a light sensation area and a light shielding layer, wherein the light shielding layer is positioned on one side of the light guide column; the extending direction of the shading layer is the same as that of the light guide column; the first end of the light shielding layer is attached to the cover plate, so that light rays transmitted out of the side surface of the LCD display screen are prevented from being emitted from a gap between the cover plate and the light guide column; the second end of the shading layer extends to one end of the light guide column close to the light sensing area, so that light rays transmitted from the side surface of the LCD display screen are prevented from directly irradiating the light guide column; thereby effectively prevented light directive light sense region, avoided influencing the emergence of the regional regulation to screen brightness of light sense under darker environment.
Description
Technical Field
The invention relates to the technical field of light sensation of a whole machine, in particular to a frame structure of a leak-proof polishing machine and terminal equipment.
Background
With the progress of science and technology, terminal equipment provided with a display screen is visible everywhere in daily life of people, such as mobile phones, tablet computers and the like.
In the prior art, as the performance requirements of people on terminal equipment are higher and higher, the frame of the whole machine is designed to be narrower and narrower; the arrangement has a problem that in the frame structure of the whole machine, a light shielding film is required to be arranged between the backlight side of the screen and the light guide column so as to prevent the light rays of the screen from being emitted into the light sensing area; however, due to a certain tolerance existing during film pasting, a certain gap still exists between the light shielding film and the cover plate, so that part of screen light is still incident into the light sensing area, and the adjustment of the light sensing area to the screen brightness in a dark environment is affected.
Therefore, how to design a frame structure of the whole device for preventing the light of the screen from being incident into the light sensing area becomes a problem to be solved in the field.
Disclosure of Invention
The invention provides an anti-light leakage whole machine frame structure and terminal equipment, wherein the anti-light leakage whole machine frame structure can avoid the phenomenon that the light sensation area is influenced to adjust the screen brightness in a dark environment.
In order to achieve the purpose, the invention provides the following technical scheme:
a frame structure of an anti-leakage finishing machine comprises a front shell, a cover plate, sealant, an LCD display screen, a light guide column, a light sensation area and a light shielding layer, wherein the light shielding layer is positioned on one side of the light guide column close to the LCD display screen; the extending direction of the shading layer is the same as that of the light guide column; the first end and the apron laminating of light shield layer, the second end of light shield layer extend to the one end that the leaded light post is close to the light sense region.
According to the frame structure of the anti-leakage finishing machine, the second end of the light shielding layer extends to one end, close to the light sensing area, of the light guide column, so that light rays transmitted out of the side face of the LCD display screen can be prevented from directly irradiating the light guide column, and the light rays are prevented from irradiating the light sensing area; because the light shield layer is located the one side that the leaded light post is close to the LCD display screen, and the first end of light shield layer and apron laminating can prevent to penetrate from the clearance between apron and the leaded light post by the light that the LCD display screen side sees through to further prevent light directive light sense region.
Therefore, the arrangement mode can effectively prevent the light rays transmitted from the side surface of the LCD screen from being emitted to the light sensing area; the light sensation area is guaranteed to only feel the light change of the external environment, so that the light sensation area is guaranteed to only adjust the screen brightness according to the change of the light of the external environment, and the phenomenon that the light sensation area is influenced to adjust the screen brightness in a dark environment is avoided.
Optionally, the light-shielding layer is a black plastic layer.
Optionally, the black plastic layer is formed on one side of the light guide pillar close to the LCD display screen by an in-film secondary injection molding method.
Optionally, the light-shielding layer is a black release film.
Optionally, a black release film is bonded to the light guide post.
Optionally, the thickness of the light shielding layer ranges from 0.15mm to 0.03 mm.
A terminal device comprises any light leakage prevention whole machine frame structure.
Drawings
FIG. 1 is a schematic structural diagram of a frame structure of a whole machine in the prior art;
FIG. 2 is a schematic view of a light shielding film in a frame structure of a conventional light engine;
FIG. 3 is a schematic structural diagram of a frame structure of the leak-proof finishing machine according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a light guide pillar and a light shielding layer in a frame structure of an anti-leakage finishing machine according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Fig. 1 is a schematic structural view of a frame structure of a complete machine in the prior art, fig. 2 is a schematic structural view of a light shielding film in the frame structure of the complete machine in the prior art, a dotted arrow at a position a in fig. 1 is a schematic light ray emitted from a side surface of an LCD display screen, and a dotted arrow at a position B in fig. 1 is a schematic ambient light; referring to fig. 1 and 2, a frame structure of a whole device in the prior art includes a front case a, a cover plate b, a sealant c, an LCD display screen d, a light guide pillar e, a light sensing area f, and an L-shaped light shielding film g; the sealant c is used for bonding the front shell a and the cover plate b, the light sensing area f is positioned below the light guide column e, one edge of the shading film g is abutted against the front shell a, and the other edge of the shading film g is bonded with the side edge of the light guide column e, so that light rays transmitted from the side surface of the LCD display screen d are prevented from irradiating the light sensing area f; although this can prevent the light rays transmitted from the side surface of the LCD panel d from directly irradiating the side surface of the light guide pillar e and entering the light sensing area f, due to a certain tolerance in the film attaching process, a certain gap may still exist between the light shielding film g and the cover plate b, and thus a part of the light rays transmitted from the side surface of the LCD panel d may still enter the light sensing area f from the gap, which may affect the adjustment of the screen brightness by the light sensing area f in a dark environment.
Fig. 3 is a schematic structural view of a frame structure of the anti-leakage finishing machine according to an embodiment of the present invention, where a dotted arrow at a position a in fig. 3 is a schematic light ray emitted from a side surface of an LCD display screen, and a dotted arrow at a position B in fig. 3 is a schematic ambient light; referring to fig. 3, the frame structure of the anti-leakage finishing machine according to the embodiment of the present invention includes a front casing 1, a cover plate 2, a sealant 3, an LCD display screen 4, a light guide pillar 5, a light sensing region 6, and a light shielding layer 7, where the light shielding layer 7 is located on one side of the light guide pillar 5 close to the LCD display screen 4; the extending direction of the light shielding layer 7 is the same as the extending direction of the light guide pillar 5; the first end of light shield layer 7 and apron 2 laminating, the second end of light shield layer 7 extends to the one end that leaded light post 5 is close to light sense region 6.
In the frame structure of the anti-leakage finishing machine provided by this embodiment, since the second end of the light shielding layer 7 extends to the end of the light guiding column 5 close to the light sensing region 6, the light rays transmitted from the side surface of the LCD display screen 4 can be prevented from directly irradiating the light guiding column 5, and the light rays are prevented from irradiating the light sensing region 6; and because the light shield layer 7 is located the light guide pillar 5 and is close to one side of LCD display screen 4, and the first end of light shield layer 7 and apron 2 laminating, can prevent to penetrate from the clearance between apron 2 and light guide pillar 5 by the light that LCD display screen 4 side was penetrated to further prevent the light directive light sense region 6.
Therefore, this arrangement can effectively prevent the light transmitted from the side of the LCD panel 4 from being emitted to the light-sensing area 6; guaranteed that light sense region 6 only can feel the light change of external environment to guaranteed that light sense region 6 only can adjust screen brightness according to the change of external environment light, avoided influencing the phenomenon of light sense region 6 to screen brightness's regulation under darker environment.
It should be noted that the length of the portion of the light shielding layer 7 that exceeds the light guide pillar 5 (i.e. the distance from the side of the cover plate 2 close to the light guide pillar to the end of the light guide pillar 5 away from the light sensing region 6) should be the same as the thickness of the sealant 3, as shown in fig. 3.
Fig. 4 is a schematic structural view of a light guide pillar and a light shielding layer in a frame structure of an anti-leakage finishing machine according to an embodiment of the present invention, and referring to fig. 3 and 4, as an alternative embodiment, the light shielding layer 7 is a black plastic layer. The black plastic layer is formed on one side of the light guide column 5 close to the LCD display screen 4 by an in-film secondary injection molding method.
In this embodiment, the secondary injection molding method is to modify the entity structure of leaded light post 5, and processing is more accurate, can further guarantee that the first end on black plastic layer closely laminates with apron 2 to prevent more effectively that the light that is let out by 4 sides of LCD display screen from penetrating from the clearance between apron 2 and leaded light post 5, prevented light directive light sense region 6 more effectively.
As an alternative embodiment, the light shielding layer 7 is a black release film. The black release film is bonded with the light guide column 5.
In the embodiment, the black release film has a good shading effect; it should be noted that, the specific scheme of bonding black release film is not limited, and it is ensured that the first end of the black release film is attached to the cover plate 2, and the second end of the black release film is extended to the end of the light guide pillar 5 close to the light sensation area 6.
Referring to fig. 4, as an alternative embodiment, the light shielding layer 7 has a thickness in a range of 0.15mm to 0.03 mm.
In this embodiment, if the thickness of the light-shielding layer 7 is too thick, it will occupy too much frame size; if the thickness of the light shielding layer 7 is too thin, it is inconvenient to process and may affect the light shielding performance; therefore, the thickness of the light-shielding layer 7 is set to 0.15mm to 0.03 mm. The light shielding layer 7 with the thickness within the range is convenient to process, and the light shielding performance of the light shielding layer 7 can be ensured.
It should be noted that, the length of the light shielding layer 7 is not specifically limited, and the first end and the cover plate 2 that can satisfy the light shielding layer 7 are laminated, and it is enough that the second end of the light shielding layer 7 extends to the end of the light guiding column 5 that is close to the light sensing area 6, and it is specifically determined according to actual working conditions.
The embodiment of the invention also provides terminal equipment which comprises any light leakage prevention whole machine frame structure.
In this embodiment, the beneficial effect of the terminal device is the same as that of any one of the light leakage prevention whole frame structures, and is not repeated.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (7)
1. A frame structure of an anti-leakage finishing machine comprises a front shell, a cover plate, sealant, an LCD display screen, a light guide column, a light sensation area and a light shielding layer, and is characterized in that the light shielding layer is positioned on one side of the light guide column close to the LCD display screen;
the extending direction of the light shielding layer is the same as that of the light guide column;
the first end of light shield layer with the apron laminating, the second end of light shield layer extends to the leaded light post is close to the one end in light sense region.
2. The frame structure of claim 1, wherein the light shielding layer is a black plastic layer.
3. The frame structure of claim 2, wherein the black plastic layer is formed on the side of the light guide pillar near the LCD panel by an in-film two-shot molding method.
4. The frame structure of claim 1, wherein the light-shielding layer is a black release film.
5. The frame structure of claim 4, wherein the black release film is bonded to the light guide bar.
6. The frame structure of an anti-leak finishing machine according to any one of claims 1 to 5, wherein the light-shielding layer has a thickness in a range of 0.15mm to 0.03 mm.
7. A terminal device, characterized in that it comprises the leak-proof burnisher bezel structure of any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411299.1A CN112462551A (en) | 2020-12-04 | 2020-12-04 | Light leakage prevention whole machine frame structure and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411299.1A CN112462551A (en) | 2020-12-04 | 2020-12-04 | Light leakage prevention whole machine frame structure and terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112462551A true CN112462551A (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011411299.1A Pending CN112462551A (en) | 2020-12-04 | 2020-12-04 | Light leakage prevention whole machine frame structure and terminal equipment |
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| Country | Link |
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| CN (1) | CN112462551A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113709277A (en) * | 2021-08-26 | 2021-11-26 | 维沃移动通信有限公司 | Light guide column and electronic equipment |
| CN115144948A (en) * | 2021-03-29 | 2022-10-04 | 北京小米移动软件有限公司 | Light guide structure and terminal equipment thereof |
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| CN207867176U (en) * | 2018-01-15 | 2018-09-14 | 江西联创电子有限公司 | A kind of LCM modules |
| CN109445007A (en) * | 2019-01-02 | 2019-03-08 | 京东方科技集团股份有限公司 | A kind of optical film, display screen component and display device |
| CN109992047A (en) * | 2019-03-22 | 2019-07-09 | 华勤通讯技术有限公司 | A kind of light sensitive device |
| CN209089009U (en) * | 2018-10-30 | 2019-07-09 | 北京小米移动软件有限公司 | Electronic equipment |
| CN110068886A (en) * | 2019-04-30 | 2019-07-30 | 华为技术有限公司 | A kind of light-guiding pillar mould group, terminal device |
| CN209515053U (en) * | 2019-03-18 | 2019-10-18 | 维沃移动通信有限公司 | Terminal device |
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2020
- 2020-12-04 CN CN202011411299.1A patent/CN112462551A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207867176U (en) * | 2018-01-15 | 2018-09-14 | 江西联创电子有限公司 | A kind of LCM modules |
| CN209089009U (en) * | 2018-10-30 | 2019-07-09 | 北京小米移动软件有限公司 | Electronic equipment |
| CN109445007A (en) * | 2019-01-02 | 2019-03-08 | 京东方科技集团股份有限公司 | A kind of optical film, display screen component and display device |
| CN209515053U (en) * | 2019-03-18 | 2019-10-18 | 维沃移动通信有限公司 | Terminal device |
| CN109992047A (en) * | 2019-03-22 | 2019-07-09 | 华勤通讯技术有限公司 | A kind of light sensitive device |
| CN110068886A (en) * | 2019-04-30 | 2019-07-30 | 华为技术有限公司 | A kind of light-guiding pillar mould group, terminal device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144948A (en) * | 2021-03-29 | 2022-10-04 | 北京小米移动软件有限公司 | Light guide structure and terminal equipment thereof |
| CN115144948B (en) * | 2021-03-29 | 2024-05-07 | 北京小米移动软件有限公司 | Light guide structure and terminal equipment thereof |
| CN113709277A (en) * | 2021-08-26 | 2021-11-26 | 维沃移动通信有限公司 | Light guide column and electronic equipment |
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Application publication date: 20210309 |
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| RJ01 | Rejection of invention patent application after publication |