CN111928207A - Light-crosstalk-preventing structure mounted on LED - Google Patents
Light-crosstalk-preventing structure mounted on LED Download PDFInfo
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- CN111928207A CN111928207A CN202010750067.2A CN202010750067A CN111928207A CN 111928207 A CN111928207 A CN 111928207A CN 202010750067 A CN202010750067 A CN 202010750067A CN 111928207 A CN111928207 A CN 111928207A
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- light
- crosstalk
- led
- prevention structure
- light guide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
A plurality of LEDs are welded on a printed board and comprise a plurality of light cross-talk prevention structural parts and light guide columns; the light-crosstalk-preventing structural part is sleeved on the LED, the light guide column is arranged on the light-crosstalk-preventing structural part, and the head of the light guide column is provided with a panel; the light guide column is used for transmitting light emitted by the LED to the corresponding position of the panel. The light-crosstalk-preventing structure can solve the problems that a light-crosstalk-preventing structural member occupies a large space, wastes time and energy in installation and occupies a printed board space, and compared with various light-crosstalk-preventing structural members in the prior art, the light-crosstalk-preventing structure is simple in form, small in size, convenient to install, free of occupying the printed board space in installation and capable of effectively avoiding light crosstalk between LEDs.
Description
Technical Field
The invention relates to the technical field of power electronic panel structures, in particular to a light crosstalk prevention structure arranged on an LED.
Background
Many LED display lamps are used in a power electronic panel structure, and in order to prevent light emitted by one LED from irradiating another LED and a light guide column to cause mutual light crosstalk between adjacent lamps on the outer surface of a panel and give wrong signal judgment to a user, many panel structures are designed with light crosstalk prevention structural members. If the publication is CN107566703B, the publication date is 2020.01.14, the anti-crosstalk cover body, the camera module and the mobile terminal are disclosed in the Chinese invention patent; a push button switch assembly for a home appliance disclosed in chinese invention patent No. CN103700533B granted on publication No. 2016.03.30 granted on publication No. h; if the publication is CN208672837U, publication date 2019.03.29 discloses a light guide structure and a connector.
In the current anti-crosstalk structure, one part of the anti-crosstalk structure is a design mode of being installed on a printed board, the other part of the anti-crosstalk structure is a design mode of being installed on structural members such as a panel and the like, the whole structure is complex, the installation is time-consuming and labor-consuming, a large space is occupied, especially when the anti-crosstalk structure is installed on the printed board, through holes need to be designed on the printed board, and the wiring design of the printed board is seriously influenced.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a light cross-connection preventing structure mounted on an LED, so as to solve the problems that the light cross-connection preventing structure occupies a large space, is time-consuming and labor-consuming to mount, and occupies a space of a printed board. Compared with various existing light-crosstalk-preventing structural members, the light-crosstalk-preventing structural member is simple in form, small in size, convenient to install, free of occupying the space of a printed board during installation, and capable of effectively avoiding light crosstalk between LEDs.
The invention is realized by the following technical scheme:
a plurality of LEDs are welded on a printed board, and the LED light-crosstalk prevention structure is characterized by comprising a plurality of light-crosstalk prevention structural members and a light guide column;
the light-crosstalk-preventing structural part is sleeved on the LED, the light guide column is arranged on the light-crosstalk-preventing structural part, and the head of the light guide column is provided with a panel;
the light guide column is used for transmitting light emitted by the LED to the corresponding position of the panel.
Furthermore, the light-crosstalk-preventing structural member is designed with a guiding and positioning structure, so that the light-crosstalk-preventing structural member is sleeved on the LED and positioned in the installation process;
and the light guide column is fixedly arranged on the light-crosstalk-preventing structural member through the self deformation of the light guide column and the clamping force of the light-crosstalk-preventing structural member.
Furthermore, the guiding and positioning structure of the anti-crosstalk structural member is in a step shape of a large circle, a small circle and a round circle;
the inner diameter of the large circle is larger than the diameter of the LED base, and the diameter of the small circle is larger than the diameter of the LED body.
Furthermore, the anti-crosstalk structure is provided with a protrusion inside the circular hole structure, and is used for forming interference fit with the outer circle of the LED in the process that the anti-crosstalk structure is sleeved into the LED, so that the anti-crosstalk structure is fixed on the LED.
Furthermore, the head of the light-crossing-preventing structural member is designed with a chamfer, and the step hole on the panel is matched with the head of the light-crossing-preventing structural member to form a closed isolation space.
Furthermore, the head of the light-cross-preventing structural part is provided with a step for installing the light guide column.
Furthermore, a plurality of light-cross-connection-preventing structural members are simultaneously installed on one group of LEDs, the single light-cross-connection-preventing structural members are connected in a micro-connection mode, and the number of the light-cross-connection-preventing structural members is the same as that of the LEDs.
Further, be equipped with the arch on the excircle of leaded light post, the arch with prevent that the interior circle of light cluster structure spare forms interference fit, will leaded light post is fixed prevent on the light cluster structure spare.
Further, the neck of leaded light post is equipped with the recess.
Further, the bottom of leaded light post is equipped with the arc recess.
The technical scheme of the invention can realize the following beneficial technical effects:
the LED lamp adopts a structural mode that a large circle is sleeved with a small circle, has a good guiding effect, and the anti-light-crosstalk structural member can be easily sleeved on the LED lamp, so that the LED lamp is very convenient to mount.
And secondly, the light-crosstalk-preventing structural part is naturally clamped when being installed on the LED, does not need to be fastened or clamped by other screws, is convenient to install and does not need to occupy the space of a printed board.
And thirdly, the head of the anti-light-crossing structural member is provided with a chamfer to play a role in guiding, and the panel can be conveniently installed during installation. The head of the light crosstalk prevention structural part is provided with a step round hole which is in interference fit with the 4 protruding excircles of the light guide column, so that the light guide column is ensured to be reliably installed; the step position can be spacing to the depth of insertion of leaded light post, prevents that the leaded light post from pressing the LED head.
The anti-crosstalk structure designed according to the preset intervals can be arranged on one group of LEDs at one time to perform anti-crosstalk treatment on a plurality of LEDs, and the installation efficiency is very high. The anti-crosstalk structural member adopting the micro-connection mode can be easily broken from the micro-connection position to form a single anti-crosstalk structural member which is used for LEDs with special intervals and is suitable for various installation conditions.
And (V) the light guide column is arranged at the head part of the light cross-light prevention structural part in a tight fit mode, the deformation pressure caused by 4 small bulges is not small, light guide column parts can be easily arranged, the light guide column can be prevented from falling off, the installation process is simple to operate, and time and labor are saved.
And (VI) the panel is provided with a plurality of holes which are matched with the light guide column at the same time, but the friction force is not large, and the panel can be easily installed in place.
And seventhly, the light guide column and the light cross-prevention structural part are stably matched on a smaller space distance. For the condition that the distance between the panel and the printed board is slightly larger than the preset distance, the light guide column can be adapted to the light-crosstalk-preventing structural member in a mode of adjusting the matching distance of the light guide column and the light-crosstalk-preventing structural member.
Drawings
FIG. 1 is a perspective view of an embodiment of the anti-crosstalk structure of the present invention mounted directly on an LED;
FIG. 2 is a cross-sectional view of an embodiment of the anti-cross-talk structure of the present invention mounted directly on an LED;
FIG. 3 is a perspective view of the light cross-talk prevention structure of the present invention;
FIG. 4 is a cross-sectional view of the anti-glare construction of the present invention;
FIG. 5 is a top view of the anti-glare construction of the present invention;
FIG. 6 is a front view of a light guide bar according to the present invention;
FIG. 7 is a top view of a light guide bar according to the present invention.
In the figure: 1-a light guide column; 2-light cross-preventing structural part; 3-a printed board; 4-an LED; 5-panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 and 2, the light-crosstalk prevention structure includes a plurality of light-crosstalk prevention structures 2 and a light guide column 1. The LEDs 4 in this embodiment are three-leg two-color LEDs, and a plurality of LEDs are soldered to the printed board 3 by solder legs.
As shown in fig. 1 to 2, the LEDs 4 are welded on the printed board 3 through the solder fillets, and the light-crosstalk-preventing structural member 2 can be directly sleeved on the LEDs 4 to prevent the light emitted from one LED from irradiating another LED and the light guide column; the light guide column 1 is arranged on the light-cross prevention structural part 2, and the head of the light guide column 1 is matched with the panel 5.
The light guide column is used for transmitting light emitted by the LED to a corresponding position of the panel; the head of the light guide pole 1 is provided with a panel 5. The light-cross-preventing structural member 2 is provided with a guiding and positioning structure, can be conveniently arranged on the LED and is positioned in the installation process; through the clamping force that leaded light post 1 self warp and prevent cluster light structure 2 warp, make leaded light post 1 fix on preventing cluster light structure 2.
The guiding and positioning structure of the anti-crosstalk structural member 2 is designed to be in a step shape that a big circle is sleeved with a small circle, and the bottom of the big circle can also be matched with the printed board 3 to play a positioning role, as shown in figure 2, the bottom of the anti-crosstalk structural member 2 is designed to be in a step shape that the big circle is sleeved with the small circle, the inner diameter of the big circle is larger than the diameter of a base of an LED, the diameter of the small circle is larger than the diameter of an LED body, and the step formed by the big circle and the small circle is matched with the step at the bottom of the LED to play a positioning role; the structure form of big circle and small circle forms an opening type structure from big to small, cooperates the circular arc top of LED, plays the installation guide effect.
As shown in fig. 2 to 5, the light-crosstalk prevention structural member 2 is designed with 4 small protrusions inside the circular hole structure, and in the process that the light-crosstalk prevention structural member is sleeved in the LED, the 4 small protrusions and the outer circle of the LED form an interference fit, so that the light-crosstalk prevention structural member deforms to form a clamping force, and the light-crosstalk prevention structural member 2 is fixed on the LED.
In this embodiment, there are 10 LEDs, 10 prevent that cluster light structure 2 can once only overlap on 10 LEDs, because the design of the bottom of preventing cluster light structure 2 can play fine guide effect for the step shape of big circle cover small circle, can be accurate with the leading-in corresponding round hole of preventing cluster light structure 2 of every correspondence of every LED, the process of installation is very simple. Prevent the string light structure 2 4 little archs at round hole structure internal design, make the area of contact of preventing string light structure 2 and LED very little, the space between 4 little archs has also left the space for preventing the deformation of string light structure 2, prevents that string light structure 2 embolias LED's strength need not be very big, can guarantee simultaneously that string light structure 2 can not drop.
The light-string prevention structural part 2 is characterized in that 4 small bulges are designed in the small circle, and in the process that the light-string prevention structural part 2 is sleeved into the LED, the 4 small bulges and the outer circle of the LED form interference fit, so that the light-string prevention structural part 2 deforms to form a clamping force, and the light-string prevention structural part 2 is fixed on the LED.
As shown in fig. 2 to 4, the fitting part of the panel 5 and the light guide column 1 is also a step hole, and the head of the light-crosstalk prevention structural member 2 is designed with a chamfer to play a role in guiding in the installation process of the panel 5; the step hole on the panel 5 is matched with the head of the light-crosstalk-preventing structural part 2 to form a closed isolation space, so that light crosstalk between the light guide columns 1 is prevented. Prevent that the design of cluster light structure 2 head have the step, supply the installation of leaded light post 1, can fix a position the depth of insertion of leaded light post 1 simultaneously, prevent that leaded light post 1 from forming pressure to LED 4's head.
As shown in fig. 3 and 5, the single light cross-connection preventing structural member 2 is connected in a micro-connection manner, so that a plurality of light cross-connection preventing structural members can be simultaneously mounted on a group of LEDs, and can also be used independently after being very conveniently disassembled. If the LEDs are designed according to the preset intervals, the plurality of light-crosstalk-prevention structural members 2 can be arranged on one group of LEDs at one time, and light-crosstalk-prevention treatment is carried out on the plurality of LEDs at the same time, the number of the light-crosstalk-prevention structural members 2 is the same as that of the LEDs, and the installation efficiency is very high. If the LEDs are not designed according to the preset intervals, the plurality of light string prevention structural parts 2 adopting the micro-connection mode can be easily broken off from the micro-connection positions to form a single light string prevention structural part 2, so that the LED light string prevention structural part is suitable for various installation conditions.
As shown in fig. 3 and 5, 4 small protrusions are designed on the outer circle of the light guide column 1, and when the light guide column 1 is sleeved into the light-crosstalk-preventing structural member 2, the 4 small protrusions and the inner circle of the light-crosstalk-preventing structural member form an interference fit, so that the light-crosstalk-preventing structural member 2 deforms to form a clamping force, and the light guide column 1 is fixed on the light-crosstalk-preventing structural member 2. The bevel angle of the 4 small protruding ends simultaneously plays a role of guiding.
As shown in fig. 6, the neck of the light guide pillar 1 is designed with a circle of groove, so that the matching area between the light guide pillar 1 and the panel 5 can be reduced, the friction between the light guide pillar 1 and the panel 5 can be reduced, and the panel 5 can be conveniently installed in a matching manner. There are 10 LEDs in this embodiment, and it has 10 holes and 10 leaded light posts to cooperate the installation to open on the panel 5, because the cooperation area of panel and leaded light post is little, the dismouting of panel is all very convenient, can not take leaded light post 1 down when dismantling the panel yet.
As shown in fig. 2, the bottom of the light guide column 1 is designed with an arc groove similar to the top of the LED, so that the matching length of the light guide column 1 and the light-crosstalk-preventing structural member 2 can be increased, the installation stability of the light guide column 1 and the light-crosstalk-preventing structural member 2 can be increased, and meanwhile, the height of the whole member of the light-crosstalk-preventing structure can be adjusted by adjusting the insertion depth of the light guide column 1, so as to adapt to different occasions with different height requirements.
In summary, the invention provides a light cross-talk prevention structure mounted on LEDs, wherein a plurality of LEDs are welded on a printed board and comprise a plurality of light cross-talk prevention structural members and a light guide column; the light-crosstalk-preventing structural part is sleeved on the LED, the light guide column is arranged on the light-crosstalk-preventing structural part, and the head of the light guide column is provided with a panel; the light guide column is used for transmitting light emitted by the LED to the corresponding position of the panel. The light-crosstalk-preventing structure can solve the problems that a light-crosstalk-preventing structural member occupies a large space, wastes time and energy in installation and occupies a printed board space, and compared with various light-crosstalk-preventing structural members in the prior art, the light-crosstalk-preventing structure is simple in form, small in size, convenient to install, free of occupying the printed board space in installation and capable of effectively avoiding light crosstalk between LEDs.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A plurality of LEDs (4) are welded on a printed board (3), and the LED light-cross-talk prevention structure is characterized by comprising a plurality of light-cross-talk prevention structural members (2) and a light guide column (1);
the light-crosstalk-preventing structural part (2) is sleeved on the LED (4), the light guide column (1) is installed on the light-crosstalk-preventing structural part (2), and the head of the light guide column (1) is provided with a panel (5);
the light guide column (1) is used for transmitting the light emitted by the LED (4) to the corresponding position of the panel (5).
2. The light crosstalk prevention structure according to claim 1, wherein the light crosstalk prevention structure (2) is designed with a guiding and positioning structure for sleeving the light crosstalk prevention structure (2) on the LED (4) and positioning the light crosstalk prevention structure in an installation process;
the light guide column (1) is fixedly arranged on the light cross-connection preventing structural part (2) through the self deformation of the light guide column (1) and the clamping force of the light cross-connection preventing structural part (2) deformation.
3. The structure of claim 2, wherein the guiding and positioning structure of the light-scattering-preventing structural member (2) is in the shape of a step with a large circle in a small circle;
the inner diameter of the large circle is larger than the diameter of the base of the LED (4), and the diameter of the small circle is larger than the diameter of the LED (4) body.
4. The light crosstalk prevention structure according to claim 3, wherein the light crosstalk prevention structure (2) is provided with a protrusion inside a circular hole structure, and is used for forming interference fit with an outer circle of the LED (4) in the process that the light crosstalk prevention structure (2) is sleeved into the LED (4) to fix the light crosstalk prevention structure (2) on the LED (4).
5. The light crosstalk prevention structure according to claim 4, wherein the head of the light crosstalk prevention structure (2) is designed with a chamfer, and the stepped hole on the panel (5) is matched with the head of the light crosstalk prevention structure (2) to form a closed isolation space.
6. The light-crosstalk prevention structure according to claim 5, wherein the head of the light-crosstalk prevention structure (2) is provided with a step for installation of the light guide column (1).
7. The light crosstalk prevention structure according to claim 6, characterized in that a plurality of light crosstalk prevention structures (2) are simultaneously mounted on a group of LEDs (4), the number of the light crosstalk prevention structures (2) is the same as that of the LEDs (4), and the individual light crosstalk prevention structures (2) are connected in a micro-connection manner.
8. The light crosstalk prevention structure according to claim 7, wherein a protrusion is arranged on an outer circle of the light guide column (1), and the protrusion forms an interference fit with an inner circle of the light crosstalk prevention structure (2) to fix the light guide column (1) on the light crosstalk prevention structure (2).
9. The light cross-talk prevention structure as claimed in claim 8, wherein the neck of the light guide pillar (1) is provided with a groove.
10. The light cross-talk prevention structure as claimed in claim 8, wherein the bottom of the light guide pillar (1) is provided with an arc-shaped groove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010750067.2A CN111928207B (en) | 2020-07-30 | 2020-07-30 | Light-crosstalk-preventing structure mounted on LED |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010750067.2A CN111928207B (en) | 2020-07-30 | 2020-07-30 | Light-crosstalk-preventing structure mounted on LED |
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| CN111928207A true CN111928207A (en) | 2020-11-13 |
| CN111928207B CN111928207B (en) | 2022-10-11 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096279Y (en) * | 2007-08-22 | 2008-08-06 | 华刚光电（上海）有限公司 | Light extraction colour tint even high power LED illuminating source device |
| CN203431568U (en) * | 2013-09-05 | 2014-02-12 | 北京慧博环宇科技有限公司 | Light-emitting diode (LED) indicating device |
| CN203757604U (en) * | 2014-04-15 | 2014-08-06 | 艾默生网络能源有限公司 | Light guide device and case |
| CN104570196A (en) * | 2015-01-29 | 2015-04-29 | 广西春茂电气自动化工程有限公司 | Cylindrical light guide column with hemispherical surface |
| 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 |
| US20170242180A1 (en) * | 2016-02-18 | 2017-08-24 | Wistron Corporation | Light guiding structure for guiding light transmitted from a plurality of light emitting components and light emitting device therewith |
| CN207049845U (en) * | 2017-07-24 | 2018-02-27 | 惠州拓邦电气技术有限公司 | A kind of disjunctor light-guiding pillar |
| CN211040635U (en) * | 2019-11-15 | 2020-07-17 | 深圳鑫资物联科技有限公司 | Simple light leakage prevention device |
-
2020
- 2020-07-30 CN CN202010750067.2A patent/CN111928207B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096279Y (en) * | 2007-08-22 | 2008-08-06 | 华刚光电（上海）有限公司 | Light extraction colour tint even high power LED illuminating source device |
| CN203431568U (en) * | 2013-09-05 | 2014-02-12 | 北京慧博环宇科技有限公司 | Light-emitting diode (LED) indicating device |
| CN203757604U (en) * | 2014-04-15 | 2014-08-06 | 艾默生网络能源有限公司 | Light guide device and case |
| CN104570196A (en) * | 2015-01-29 | 2015-04-29 | 广西春茂电气自动化工程有限公司 | Cylindrical light guide column with hemispherical surface |
| US20170242180A1 (en) * | 2016-02-18 | 2017-08-24 | Wistron Corporation | Light guiding structure for guiding light transmitted from a plurality of light emitting components and light emitting device therewith |
| 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 |
| CN207049845U (en) * | 2017-07-24 | 2018-02-27 | 惠州拓邦电气技术有限公司 | A kind of disjunctor light-guiding pillar |
| CN211040635U (en) * | 2019-11-15 | 2020-07-17 | 深圳鑫资物联科技有限公司 | Simple light leakage prevention device |
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| CN111928207B (en) | 2022-10-11 |
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