CN109798463B - Light-emitting structure of electronic device - Google Patents
Light-emitting structure of electronic device Download PDFInfo
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- CN109798463B CN109798463B CN201910098382.9A CN201910098382A CN109798463B CN 109798463 B CN109798463 B CN 109798463B CN 201910098382 A CN201910098382 A CN 201910098382A CN 109798463 B CN109798463 B CN 109798463B
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Abstract
The invention discloses a light-emitting structure of an electronic device, which comprises a body part, a panel and a light-emitting module; the body part is provided with a bearing part, an electronic component is arranged on the bearing part, and the electronic component is provided with an opening part; the panel is arranged on the bearing part and covers the electronic assembly, the panel part is provided with a panel opening and an annular light-transmitting area surrounding the panel opening, and the panel opening is aligned with the opening part; the light emitting module is arranged between the back surface of the panel and the electronic component and comprises a light guide component and a plurality of light emitting components, the light guide component is provided with a light guide component opening, and the light guide component opening is aligned with the panel opening and the opening part; the plurality of light emitting assemblies are adjacent to the light guide assembly, and light generated by the plurality of light emitting assemblies can be transmitted out of the annular light-transmitting area by being conducted through the light guide assembly.
Description
Technical Field
The present invention relates to an electronic device light-emitting structure, and more particularly, to an electronic device light-emitting structure for use in mobile electronic devices such as mobile phones and handheld computers.
Background
The conventional handheld electronic device is usually provided with a plurality of display signals for displaying the operation state of the electronic device or notifying various information. For example: charging, short message notification, and display lamp signal of operation state.
The display light of the existing electronic device is usually generated by a light emitting structure composed of a plurality of LED chips and a light guiding column, the LED chips are disposed inside a housing of the electronic device, one end of a light guiding component is exposed outside the housing or the panel of the electronic device, and the other end is connected to the LED chips, so that the light generated by the LED chips is displayed outside the housing or the panel of the electronic device through the light guiding component.
However, the light emitting structure of the conventional electronic device can only generate a point-like bright light signal, so that the appearance of the display lamp is limited, and the bright light area is small and is easy to be ignored, which causes inconvenience in operation.
Since the above reasons cause disadvantages in the use of the light emitting structure of the conventional electronic device, how to solve the above problems by structural improvement has become one of important issues to be solved by the industry.
Disclosure of Invention
The present invention is directed to provide a light emitting structure of an electronic device, which can generate different shapes of light signals, and break through the limitation that the display signal of the electronic device can only generate point-like light.
The embodiment of the invention provides a light-emitting structure of an electronic device, which comprises a body part, a panel and a light-emitting module. A bearing part is arranged on one front side face of the body part, an electronic assembly is arranged on the bearing part, and the electronic assembly is provided with an opening part. The panel set up in the portion of bearing the weight of and cover the electronic component, the panel portion have a panel trompil and around an annular printing opacity district of panel trompil, the panel trompil is aimed at the opening. The light emitting module is arranged between the back face of the panel and the electronic component, the light emitting module comprises a light guide component and a plurality of light emitting components, the area of the light guide component at least covers the annular light transmitting area, the light guide component is provided with a light guide component opening, and the light guide component opening is aligned with the panel opening and the opening; the plurality of light emitting assemblies are adjacent to the light guide assembly, and light generated by the plurality of light emitting assemblies can be transmitted out of the annular light-transmitting area by being conducted through the light guide assembly.
In a preferred embodiment of the present invention, the light guide assembly is a light guide sheet made of a light guide material, the light guide assembly is substantially a rectangular sheet, the light guide assembly has two light incident surfaces and a light emitting surface, the two light incident surfaces are located on two sides of the light guide assembly in a transverse axis direction of the electronic device, and the light emitting surface is located on one side surface of the light guide assembly facing the panel; the light-emitting assemblies are respectively arranged at the positions of the bearing part, which are positioned at the outer sides of the two light incident surfaces, and the light rays generated by the light guide assemblies are incident into the light guide assemblies from the two light incident surfaces and are transmitted out from the light emergent surface through the conduction of the light guide assemblies.
In a preferred embodiment of the present invention, the light-shielding device further includes two light-shielding sheets, the two light-shielding sheets are attached to the light-emitting surface at two sides in the transverse axis direction, and the positions of the two light-shielding sheets covering the light-emitting surface are located outside the annular light-transmitting area at two sides in the transverse axis direction.
In a preferred embodiment of the present invention, the two light-shielding sheets extend to outer sides of the light guide assembly at two sides of the transverse axis direction, and the two light-shielding sheets cover the plurality of light-emitting assemblies respectively; the areas of the light-emitting surface covered by the two light-shielding sheets are respectively positioned on the outer sides of the annular light-transmitting area on the two sides in the transverse axis direction.
In a preferred embodiment of the present invention, the panel opening and the light guide element opening are respectively elongated holes substantially parallel to the transverse axis direction.
In a preferred embodiment of the present invention, the light guide module further includes a double-sided film, the double-sided film has two opposite side surfaces, one side surface of the double-sided film is attached to the light emitting surface of the light guide module, and the double-sided film is attached to the back surface of the panel opposite to the one side surface of the light guide module, so as to attach the light guide module to the back surface of the panel.
In a preferred embodiment of the present invention, a film opening is disposed at a position of the double-sided film corresponding to the opening of the light guide assembly, and the area of the film opening is larger than that of the panel opening; the light emitting surface of the light guide assembly is provided with a protruding part protruding towards the panel, the position and the shape of the protruding part are matched with those of the film opening, and when the double-sided film is attached to the light emitting surface of the light guide assembly, the protruding part is embedded in the film opening.
In a preferred embodiment of the present invention, the panel is a transparent plate, the panel has an opaque shielding layer, the shielding layer has a hollow portion surrounding the outer side of the opening of the panel, and a space is maintained between the hollow portion and the edge of the opening of the panel, so that the area of the panel between the inner edge of the hollow portion and the outer edge of the opening of the panel is not shielded by the shielding layer, thereby forming the annular transparent region.
In a preferred embodiment of the present invention, the electronic component is a receiver, and the opening is provided with a waterproof net.
The invention has the advantages that the annular bright light signal can be displayed on the panel of the electronic device, and the limitation that the existing light-emitting structure of the electronic device can only display the point bright light signal is overcome.
For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description of the invention and accompanying drawings, which are provided for purposes of illustration and description only and are not intended to limit the invention.
Drawings
Fig. 1 is a schematic perspective view of an electronic device having a light-emitting structure according to the present invention.
Fig. 2 is an exploded perspective view of an electronic device having a light-emitting structure according to the present invention.
Fig. 3 is a partially exploded perspective view of a light-emitting structure of an electronic device according to the present invention.
Fig. 4 is a schematic plan view of a panel used in the present invention taken from the back side.
FIG. 5 is a schematic sectional view of an electronic device according to the present invention.
Detailed Description
Referring to fig. 1 to 5, a light emitting structure of an electronic device according to an embodiment of the present invention is shown. It should be noted that the related numbers and shapes mentioned in the embodiment corresponding to the drawings are only used for describing the embodiments of the present invention in detail, so as to facilitate the understanding of the contents of the present invention, and are not used to limit the scope of the present invention.
As shown in fig. 1 to 3, an electronic device 1 having a light emitting structure of the present invention is disclosed, wherein the electronic device 1 has a main body 10, a panel 20, and a light emitting module 40. The main body 10 may be a housing or a frame of the electronic device 1, and a front side of the main body 10 has a carrying portion 11. More specifically, the main body 10 may be a metal casing or a frame, the carrying portion 11 is a receiving space recessed in the front side of the main body 10, a connection portion for connecting with the panel 20 is formed on the periphery of the carrying portion 11, the panel 20 can be disposed on the connection portion at the edge of the carrying portion 11, and the panel 20 is fixed on the carrying portion 11 by dispensing or other fixing techniques. An accommodating space is formed between the carrying portion 11 and the back surface of the panel 20 for accommodating the circuit substrate and various circuit devices. An electronic component 30 is disposed on the carrying portion 11, in this embodiment, the electronic component 30 is a receiver (receiver), the electronic component 30 has an opening 31, and a waterproof net 32 is disposed in the opening 31 for preventing moisture from entering the electronic component 30 from the opening 31. The electronic device 1 can define a long axis direction and a horizontal axis direction, and the opening 31 is an elongated hole substantially parallel to the horizontal axis direction in this embodiment.
The panel 20 is disposed on the carrying portion 11 of the main body 10 and covers the electronic component 30. The panel 20 is provided with a panel opening 21 and an annular light-transmitting region 22 surrounding the panel opening 21. In the present embodiment, the position of the panel opening 21 is aligned with the opening 31 of the electronic component 30, and the shape of the panel opening 21 is also an elongated hole substantially parallel to the transverse axis direction of the electronic device 1.
More specifically, the panel 20 may be a panel of a display screen of the electronic device 1, as shown in fig. 4, in this embodiment, the panel 20 is a transparent plate made of tempered glass, a light-tight shielding layer 23 is disposed on a back surface of the panel 20, the shielding layer 23 surrounds a periphery of a display area 24 of the panel 20, the shielding layer 23 has a hollow portion 231 surrounding an outer side of the panel opening 21, a distance is maintained between the hollow portion 231 and an edge of the panel opening 21, so that the panel 20 at a position between an inner edge of the hollow portion 231 and an outer edge of the panel opening 21 is not shielded by the shielding layer 23, and the annular transparent area 22 is formed. The shielding layer 23 can be an opaque film or material layer, so that the portion of the panel 20 shielded by the shielding layer 23 is in an opaque state, and the display region 24 and the annular transparent region 22 not shielded by the shielding layer 23 are in a transparent state. The display area 24 of the panel 20 corresponds to a display screen module (not shown) of the electronic device 1, such that the display screen module generates light capable of passing through the display area 24 of the panel 20, and the light generated by the light emitting module 40 is capable of passing through the annular light-transmitting area 22 of the panel 20.
In particular, in this embodiment, the shielding layer 23 is disposed on the back surface of the panel 20, but in other embodiments of the present invention, the position of the shielding layer 23 is not limited to be disposed on the back surface of the panel 20.
As shown in fig. 3 and 5, the light emitting module 40 is disposed between the back surface of the panel 20 and the electronic component 30, and the light emitting module 40 is disposed at a position corresponding to the annular light-transmitting region 22, and the light emitting module 40 includes: a light guide 41, a plurality of light emitting devices 42, two light shielding sheets 43, and a double-sided adhesive sheet 44. The light guide element 41 is attached to the back surface of the panel 20 through a double-sided film 44, and an area of the light guide element 41 covering the back surface of the panel 20 at least covers the annular light-transmitting region 22. The light emitting elements 42 are disposed on the supporting portion 11 and adjacent to the light guiding element 41, and light generated by the light emitting elements 42 can be transmitted out of the annular light transmissive region 22 by conduction of the light guiding element 41, so that the annular light transmissive region 22 forms an annular light emitting portion, the light guiding element 41 has a light guiding element opening 411, and the light guiding element opening 411 corresponds to the opening portion 31 of the electronic element 30 and the panel opening 21 of the panel 20.
In this embodiment, the light guide element 41 is made of a light guide material, and more specifically, the light guide element 41 is preferably made of a light-conductive polymer material, such as: : one or a combination of materials such as Polycarbonate (PC), acrylic, ABS resin, polystyrene, silica gel and the like. The light guide member opening 411 is disposed on the light guide member 41, the shape of the light guide member opening 411 is similar to the shape of the panel opening 21 and the opening 31 of the electronic component 30, and the light guide member opening 411 has an elongated hole parallel to the transverse axis of the electronic device 1, and the length of the light guide member opening 411 in the transverse axis is substantially close to the length of the panel opening 21. As shown in fig. 5, the opening 31 of the electronic module 30 and the light guide module opening 411 and the panel opening 21 are aligned with each other, and thus a passage through which the opening 31 and the space outside the electronic device 1 communicate with each other is formed, so that, for example, sound and gas can be transmitted to the opening 31 of the electronic module 30 through the panel opening 21 and the light guide module opening 411.
In this embodiment, the light guide element 41 has two light incident surfaces 414 and a light emitting surface 415, the two light incident surfaces 414 are disposed on two sides of the light guide element 41 in the transverse axis direction of the electronic device 1, and the light emitting surface 415 of the light guide element 41 is disposed on a side surface facing the panel 20. The light rays generated by the light emitting elements 42 can enter the light guide element 41 from the light incident surface 414 of the light guide element 41, and then are transmitted out from the light emitting surface 415 through the conduction of the light guide element 41.
The double-sided film 44 is disposed between the light-emitting surface 415 of the light guide assembly 41 and the back surface of the panel 20, two sides of the double-sided film 44 are respectively provided with an adhesive, and the adhesives on the two sides of the double-sided film 44 are respectively attached to the back surface of the panel 20 and the light-emitting surface 415 of the light guide assembly 41, so that the light guide assembly 41 is attached to the back surface of the panel 20 through the double-sided film 44.
The double-sided film 44 has a film opening 441 corresponding to the opening 411 of the light guide element, and the area of the film opening 441 is larger than that of the opening 411 of the light guide element, so as to prevent the opening 411 of the light guide element from being shielded by the double-sided film 44. In addition, the light-emitting surface 415 of the light guide assembly 41 is provided with a protrusion 412 surrounding the light guide assembly opening 411, the protrusion 412 is disposed on the light-emitting surface 415 in a protruding manner facing the direction of the panel 20, the surface of the protrusion 412 on the side away from the light-emitting surface of the light guide assembly 41 can be close to the annular light-transmitting area 22 of the panel 20, and the position and shape of the protrusion 412 are matched with the position and shape of the film opening 441, so that when the double-sided film 44 is attached to the light-emitting surface 415 of the light guide assembly 41, the protrusion 412 can be fitted inside the film opening 441 to position the relative position of the double-sided film 44 and the light guide assembly 41.
In this embodiment, the number of the light emitting elements 42 is two, and the two light emitting elements 42 are light emitting diodes respectively, and the two light emitting elements 42 are disposed at positions of the supporting portion 11 outside the two light incident surfaces 414 of the light guide element 41 respectively. The light rays generated by the two light emitting elements 42 enter the light guide element 41 through the light incident surfaces 414 on the two sides of the light guide element 41, and are transmitted through the light emitting surface 415 of the light guide element 41 by the conduction of the material of the light guide element 41, and then the light rays emitted from the light emitting surface 415 of the light guide element 41 pass through the annular light transmission region 22 of the panel 20, so that the annular light transmission region 22 becomes a light emitting state.
The light emitting module 40 further has two light shielding sheets 43 for controlling the light emitting area of the light guiding element 41 and shielding the light of the two light emitting elements 42 to reduce light leakage. In this embodiment, the light-emitting surface 415 of the light guide assembly 41 is disposed on two sides of the transverse axis direction and respectively provided with a light-shielding sheet attaching portion 413 for attaching the two light-shielding sheets 43, so that the two light-shielding sheets 43 can be attached to the light-emitting surface 415 of the light guide assembly 41 on two sides of the transverse axis direction. Specifically, the areas of the light-emitting surface 415 of the light guide 41 covered by the two light-shielding sheets 43 are respectively located outside the two sides of the annular light-transmitting area 22 in the horizontal axis direction, so that the area of the light guide 41 corresponding to the annular light-transmitting area 22 is not shielded by the light-shielding sheets 43. In addition, the outer sides of the two light-shielding sheets 43 extend towards the direction away from the light guide assembly 41, so that the outer sides of the two light-shielding sheets 43 extend to the outer sides of the light guide assembly 41 on both sides in the transverse axis direction, and cover the two light-emitting assemblies 42. Therefore, the two light-shielding sheets 43 can control the light-emitting range of the light guide element 41 to be limited to the region corresponding to the annular light-transmitting region 22, and shield the two light-emitting elements 42, thereby achieving the technical effects of reducing light loss, improving light-emitting efficiency, and avoiding light leakage.
In summary, the present invention has the advantages that the light guide element 41 and the annular light-transmitting area 22 of the panel 20 cooperate to form an annular light-emitting area surrounding the panel opening 21, so that the display signal of the electronic device 1 can be changed from a point light source to an annular light source. Moreover, the structure of the light guide element 41 adopted by the present invention has the light guide element opening 411 corresponding to the panel opening 21 and the electronic element opening 31, so that the light guide element 41 can be arranged between the electronic element 30 and the panel 20, and the opening 31 of the electronic element 30 and the channel communicated with the external space of the electronic device 1 are not shielded, and the light emitting structure of the present invention can be arranged at the positions of the speaker sound outlet, the microphone sound receiving hole, the sensor communication hole, etc.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, so that the equivalent technical changes made by using the contents of the present specification and the accompanying drawings are included in the present invention.
Claims (6)
1. An electronic device light emitting structure, comprising:
the electronic device comprises a body part, a supporting part and a plurality of electronic components, wherein a bearing part is arranged on one front side surface of the body part, an electronic component is arranged on the bearing part, and the electronic component is provided with an opening part;
the panel is arranged on the bearing part and covers the electronic assembly, the panel part is provided with a panel opening and an annular light-transmitting area surrounding the panel opening, and the panel opening is aligned with the opening part;
the light emitting module is arranged between the back face of the panel and the electronic component and comprises a light guide component and a plurality of light emitting components, the area of the light guide component at least covers the annular light transmitting area, the light guide component is provided with a light guide component opening, and the light guide component opening is aligned with the panel opening and the opening; the plurality of light emitting assemblies are adjacent to the light guide assembly, and light generated by the plurality of light emitting assemblies can be transmitted out of the annular light-transmitting area by being conducted through the light guide assembly; the light guide assembly is a light guide sheet made of a light guide material, the light guide assembly is a rectangular sheet-shaped body, the light guide assembly is provided with two light incident surfaces and a light emergent surface, the two light incident surfaces are positioned on two sides of the light guide assembly in the direction of a transverse shaft of the electronic device, and the light emergent surface is positioned on one side surface, facing the panel, of the light guide assembly; the light guide assemblies are arranged on the bearing part and are respectively arranged at the positions, outside the two light incident surfaces, of the bearing part, and light rays generated by the light guide assemblies are incident into the light guide assemblies from the two light incident surfaces and are transmitted out from the light emergent surface through conduction of the light guide assemblies; and
the double-sided film is provided with two opposite side surfaces, one side surface of the double-sided film is attached to the light emitting surface of the light guide assembly, and the double-sided film is attached to the back surface of the panel relative to one side surface of the light guide assembly so as to attach the light guide assembly to the back surface of the panel;
a film opening is formed in the position, corresponding to the opening of the light guide assembly, of the double-sided film, and the area of the film opening is larger than that of the panel opening; the light emitting surface of the light guide assembly is provided with a protruding part protruding towards the panel, the position and the shape of the protruding part are matched with those of the film opening, and when the double-sided film is attached to the light emitting surface of the light guide assembly, the protruding part is embedded in the film opening.
2. The light-emitting structure of claim 1, further comprising two light-shielding sheets, wherein the two light-shielding sheets are attached to the light-emitting surface at two sides in the transverse axis direction, and the positions of the two light-shielding sheets covering the light-emitting surface are located outside the two sides of the annular light-transmitting area in the transverse axis direction.
3. The light-emitting structure of an electronic device according to claim 2, wherein two of the light-shielding sheets respectively extend to outer sides of the light-guiding assembly at two sides in the transverse axis direction, and the two light-shielding sheets respectively cover the plurality of light-emitting assemblies; the areas of the light-emitting surface covered by the two light-shielding sheets are respectively positioned on the outer sides of the annular light-transmitting area on the two sides in the transverse axis direction.
4. The electronic device light emitting structure of claim 1, wherein the panel opening and the light guide element opening are respectively elongated holes substantially parallel to the transverse axis.
5. The light-emitting structure of claim 1, wherein the panel is a transparent plate, the panel has an opaque shielding layer, the shielding layer has a hollow portion surrounding the panel opening, and a gap is maintained between the hollow portion and the edge of the panel opening, such that the area of the panel between the inner edge of the hollow portion and the outer edge of the panel opening is not shielded by the shielding layer, thereby forming the annular transparent region.
6. The electronic device lighting structure of claim 1 wherein said electronic component is a receiver and a waterproof mesh is disposed at said opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910098382.9A CN109798463B (en) | 2019-01-31 | 2019-01-31 | Light-emitting structure of electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910098382.9A CN109798463B (en) | 2019-01-31 | 2019-01-31 | Light-emitting structure of electronic device |
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| Publication Number | Publication Date |
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| CN109798463A CN109798463A (en) | 2019-05-24 |
| CN109798463B true CN109798463B (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910098382.9A Active CN109798463B (en) | 2019-01-31 | 2019-01-31 | Light-emitting structure of electronic device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109798463B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185033B (en) * | 2021-04-02 | 2024-03-01 | 北京小米移动软件有限公司 | Light guide structure and electronic equipment |
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| KR20080096150A (en) * | 2007-04-27 | 2008-10-30 | 현대자동차주식회사 | Light device |
| CN202077087U (en) * | 2011-04-12 | 2011-12-14 | 惠州Tcl移动通信有限公司 | Light guiding structure on a handset panel |
| CN204285120U (en) * | 2014-11-18 | 2015-04-22 | 比亚迪股份有限公司 | Backlight assembly and the mobile terminal with it |
| CN106641864A (en) * | 2016-10-12 | 2017-05-10 | 惠州Tcl移动通信有限公司 | LED lampshade structure for electronic product, mobile equipment and keyboard |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8731618B2 (en) * | 2009-04-23 | 2014-05-20 | Apple Inc. | Portable electronic device |
| TWM427502U (en) * | 2011-12-20 | 2012-04-21 | Chi Mei Comm Systems Inc | Lighting subassembly and portable communication device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080096150A (en) * | 2007-04-27 | 2008-10-30 | 현대자동차주식회사 | Light device |
| CN202077087U (en) * | 2011-04-12 | 2011-12-14 | 惠州Tcl移动通信有限公司 | Light guiding structure on a handset panel |
| CN204285120U (en) * | 2014-11-18 | 2015-04-22 | 比亚迪股份有限公司 | Backlight assembly and the mobile terminal with it |
| CN106641864A (en) * | 2016-10-12 | 2017-05-10 | 惠州Tcl移动通信有限公司 | LED lampshade structure for electronic product, mobile equipment and keyboard |
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| CN109798463A (en) | 2019-05-24 |
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