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WO2019072023A1 - 机顶盒导光结构和机顶盒 - Google Patents

机顶盒导光结构和机顶盒 Download PDF

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Publication number
WO2019072023A1
WO2019072023A1 PCT/CN2018/101526 CN2018101526W WO2019072023A1 WO 2019072023 A1 WO2019072023 A1 WO 2019072023A1 CN 2018101526 W CN2018101526 W CN 2018101526W WO 2019072023 A1 WO2019072023 A1 WO 2019072023A1
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Prior art keywords
light
light guide
mounting
top box
light source
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PCT/CN2018/101526
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English (en)
French (fr)
Inventor
管凌
Original Assignee
深圳市九洲电器有限公司
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Application filed by 深圳市九洲电器有限公司 filed Critical 深圳市九洲电器有限公司
Publication of WO2019072023A1 publication Critical patent/WO2019072023A1/zh

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals

Definitions

  • the present invention relates to a digital television device, and more particularly to a set top box light guiding structure and a set top box.
  • a light directing structure is a device that transmits light from a light source with a small loss to a point at a distance from the light source.
  • the light guide structure of the set top box mainly transmits the light of the LED light to the set top box panel, displays the running state of the set top box, can also gather and direct the light to be used as the backlight of the LCD display screen, and can also be used to illuminate the transparent window. Patterns, textures, etc.
  • the current set-top box light guiding structure can transmit the light of the LED lamp to the front panel, the light transmission is dispersed and uneven, and the light of the light source cannot be well collected, which affects the display effect.
  • the invention provides a light guide structure of a set top box, comprising a light guide column and a light guide column mounting assembly for mounting the light guide column;
  • the light guide column comprises a light guide plate and a light source gathering member, the light guide plate surface is a smooth surface, and the light source is gathered
  • the light source accommodating portion and the light-transmissive circular table are cylindrical, and one end is provided with a hemispherical accommodating cavity for arranging the light source, the inner wall of the accommodating cavity is a smooth surface, and the other end is integrally connected to the transparent circular table.
  • the outer surface of the light-transmissive circular table is a smooth surface, and the outer diameter of the light-transmissive circular table is smaller than the outer diameter of the light-receiving portion, and the outer end of the light-transmissive circular table has a small outer diameter and vertically passes through the light guide plate. And passing the light guide column mounting assembly when the light guide column is mounted on the light guide column mounting assembly.
  • the light guide post is made of a transparent PC material.
  • the light guide plate has a T-shape, and mounting holes for positioning and mounting are respectively formed on the left and right sides.
  • the light guide column mounting assembly is mounted on a casing of the set top box, including a front mounting plate and a mounting post, a mounting bracket, and a mounting card attached to the front panel; the front panel is mounted There is a through hole for the light-transmissive circular table to pass through.
  • the two mounting posts are respectively corresponding to the two mounting holes, and the mounting brackets are two, which are vertically connected to the mounting front plate.
  • the utility model is configured to support the light guide column, and the mounting card is used for clamping the light guide plate for fixing when the light guide column is installed.
  • the mounting bracket and the mounting front plate are recessed to form a card slot for engaging the light guide plate.
  • the set top box of the present invention comprises a set top box light guiding structure, the set top box light guiding structure comprises a light guiding column and a light guiding column mounting assembly for mounting the light guiding column; the light guiding column comprises a light guiding plate and a light source gathering member, the guiding The surface of the light plate is a light surface, and the light source concentrating member comprises a light source accommodating portion and a light-transmissive circular table.
  • the light source accommodating portion is cylindrical, and a hemispherical accommodating cavity for placing the light source is opened at one end, and the inner wall of the accommodating cavity is smooth.
  • the other end is integrally connected to one end of the transparent circular table having a large outer diameter, the outer surface of the transparent circular table is a smooth surface, and the outer diameter is smaller than the outer diameter of the light source receiving portion, and the outer diameter of the transparent circular table is small.
  • One end of the light guide plate is vertically passed out, and the light guide column mounting assembly is worn out when the light guide column is mounted on the light guide column mounting assembly.
  • the light guide post is made of a transparent PC material.
  • the light guide plate has a T-shape, and mounting holes for positioning and mounting are respectively formed on the left and right sides.
  • the light guide column mounting assembly is mounted on a casing of the set top box, including a front mounting plate and a mounting post, a mounting bracket, and a mounting card attached to the front panel; the front panel is mounted There is a through hole for the light-transmissive circular table to pass through.
  • the two mounting posts are respectively corresponding to the two mounting holes, and the mounting brackets are two, which are vertically connected to the mounting front plate.
  • the utility model is configured to support the light guide column, and the mounting card is used for clamping the light guide plate for fixing when the light guide column is installed.
  • the mounting bracket and the mounting front plate are recessed to form a card slot for engaging the light guide plate.
  • the invention relates to a light guide structure and a set top box of a set top box.
  • the light guide plate can prevent random scattering of light of the light source by the design of the light guide column, so as to avoid formation of a light spot, and the inclination design of the hemispherical light surface receiving cavity and the transparent circular table of the light source gathering member can be It is very good to concentrate the light of the light source, reduce the divergence of the light source, and improve the display effect.
  • FIG. 1 is a schematic view of a light guide structure of a set top box in an embodiment
  • FIG. 2 is another perspective view of a light guide structure of a set top box in an embodiment
  • Figure 3 is a cross-sectional view showing a light guide structure of a set top box in an embodiment
  • FIG. 4 is a schematic structural view of a set top box in an embodiment.
  • the set top box light guiding structure 300 includes a light guiding column 100 and a light guiding column mounting assembly 200 for mounting the light guiding column 100.
  • the light guide bar 100 includes a light guide plate 110 and a light source gathering member 120.
  • the surface of the light guide plate 100 is a smooth surface
  • the light source gathering member 120 includes a light source accommodating portion 121 and a light transmitting circular table 122.
  • the light source accommodating portion 121 is of a cylindrical shape, and a hemispherical accommodating cavity 1211 for arranging a light source (preferably, a point light source such as an LED light source) is disposed at one end.
  • the inner wall of the accommodating cavity 1211 is a smooth surface, and the other end is integrally connected to the transparent circular table 122.
  • the outer surface of the transparent circular table 122 is a smooth surface, and the outer diameter is smaller than the outer diameter of the light source accommodating portion 121.
  • the outer end of the transparent circular table 122 has a small outer diameter that vertically passes through the light guide plate 122, and is installed on the light guide column in the light guide column 100.
  • the light guide post mounting assembly 200 is threaded over the assembly 200.
  • the light guiding plate 110 can prevent the light scattering of the light source to avoid the formation of the light spot.
  • the inclination angle of the hemispherical light receiving cavity 1211 and the transparent circular table 122 of the light source gathering member 120 can well perform the light source light. Gather, reduce the divergence of the light source and improve the display effect.
  • the light guide column 100 is made of a transparent PC material (polycarbonate), and has a better light transmission effect.
  • the light guide plate 110 has a T-shape, and mounting holes 111 for positioning and mounting are respectively formed on the left and right sides.
  • the light guide post mounting assembly 200 is mounted on the housing 401 of the set top box 400, including a mounting front panel 210, and mounting posts 220, mounting brackets 230, and mounting clips 240 attached to the mounting front panel 210.
  • the installation front plate 210 is provided with a through hole 211 for the light transmissive circular table 122 to pass through.
  • the mounting posts 220 are two, corresponding to the two mounting holes 111, respectively.
  • the mounting card 240 is used to clamp the light guide plate 110 for fixing when the light guide bar 100 is mounted. Further, in order to be more stably fixed, the mounting bracket 230 and the mounting front plate 210 are recessed to form a card slot 2301 for catching the light guide plate 110.
  • the set-top box light guiding structure 300 through the design of the light guiding column 110, the light guiding plate 110 can prevent random scattering of the light source light to avoid the formation of a light spot, and the inclination design of the hemispherical smooth surface receiving cavity 1211 and the transparent circular table 122 of the light source gathering member 120 can be It is very good to concentrate the light of the light source, reduce the divergence of the light source, and improve the display effect.
  • the present invention also provides a set top box 400.
  • the set top box 400 includes a set top box light guiding structure 300 and a housing 401.
  • the set top box light guiding structure 300 is disposed in the housing 401, and the side wall of the housing is provided.
  • the through hole 4011 and the through hole 4011 correspond to the through hole 211.
  • the set top light guiding structure 300 includes a light guiding column 100 and a light guiding column mounting assembly 200 for mounting the light guiding column 100.
  • the light guide bar 100 includes a light guide plate 110 and a light source gathering member 120.
  • the surface of the light guide plate 100 is a smooth surface, and the light source gathering member 120 includes a light source accommodating portion 121 and a light transmitting circular table 122.
  • the light source accommodating portion 121 has a cylindrical shape, and a hemispherical accommodating cavity 1211 for arranging the light source is disposed at one end.
  • the inner wall of the accommodating cavity 1211 is a smooth surface, and the other end is integrally connected with one end of the outer diameter of the transparent circular table 122.
  • the outer surface of the transparent circular table 122 is a smooth surface, and the outer diameter is smaller than the outer diameter of the light source accommodating portion 121.
  • the outer end of the transparent circular table 122 has a small outer diameter that vertically passes through the light guide plate 122, and is installed on the light guide column in the light guide column 100.
  • the light guide post mounting assembly 200 is threaded over the assembly 200.
  • the light guiding plate 110 can prevent the light scattering of the light source to avoid the formation of the light spot, and the inclination angle of the hemispherical light receiving cavity 1211 and the transparent circular table 122 of the light source gathering member 120 can well perform the light source light. Gather, reduce the divergence of the light source and improve the display effect.
  • the light guide column 100 is made of a transparent PC material (polycarbonate), and has a better light transmission effect.
  • the light guide plate 110 has a T-shape, and mounting holes 111 for positioning and mounting are respectively formed on the left and right sides.
  • the light guide post mounting assembly 200 is mounted on the housing 401 of the set top box 400, including a mounting front panel 210, and mounting posts 220, mounting brackets 230, and mounting clips 240 attached to the mounting front panel 210.
  • the installation front plate 210 is provided with a through hole 211 for the light transmissive circular table 122 to pass through.
  • the mounting posts 220 are two, corresponding to the two mounting holes 111, respectively.
  • the mounting card 240 is used to clamp the light guide plate 110 for fixing when the light guide bar 100 is mounted. Further, in order to be more stably fixed, the mounting bracket 230 and the mounting front plate 210 are recessed to form a card slot 2301 for catching the light guide plate 110.
  • the dip design can gather the light of the light source very well, reduce the divergence of the light source, and improve the display effect.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Planar Illumination Modules (AREA)

Abstract

一种机顶盒导光结构和机顶盒。该机顶盒导光结构包括导光柱(100)和用来安装导光柱(100)的导光柱安装组件(200)，该导光柱(100)包括导光板(110)和光源聚集件(120)。该导光板(110)表面为光面，该光源聚集件(120)包括光源容置部(121)和透光圆台(122)。该光源容置部(121)为圆柱型，一端开设有用于放置光源的半球形容置腔(1211)。容置腔(1211)内壁为光面，另一端一体连接该透光圆台(122)外径大的一端。该透光圆台(122)外表面均为光面，外径均小于该光源容置部(121)的外径。该透光圆台(122)外径小的一端垂直穿出该导光板(110)，并在该导光柱(100)安装在该导光柱安装组件(200)上时穿出该导光柱安装组件(200)。导光板(110)可以防止光源光线的随意散射，以免形成光斑；光源聚集件(120)的半球形光面容置腔(1211)和透光圆台(122)的倾角设计能够很好的对光源光线进行聚集，减少光源发散，从而提高显示效果。

Description

机顶盒导光结构和机顶盒
本申请要求于2017年10月10日提交中国专利局，申请号为201710935658.5，发明名称为“机顶盒导光结构和机顶盒”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本发明涉及数字电视设备，尤其涉及一种机顶盒导光结构和机顶盒。
背景技术
导光结构是一种将光以较小的损耗从光源传输到距离该光源一定距离的一个点的装置。机顶盒导光结构主要是将LED灯的光传输到机顶盒面板上，显示机顶盒的运行状态，也可以聚集和指引光线用作LCD显示屏的背光，同时也可以用来照亮透过式窗口上的图案、纹理等。
但是，目前的机顶盒导光结构虽然能将LED灯的光线传到前面板上，但是光线传输分散且不均匀，不能很好的聚集光源的光线，影响显示效果。
发明内容
有鉴于此，有必要针对上述机顶盒导光结构光线传输分散不均匀，不能很好聚集光线的问题，提供一种机顶盒导光结构和机顶盒。
本发明提供一种机顶盒导光结构，包括导光柱和用来安装导光柱的导光柱安装组件；所述导光柱包括导光板和光源聚集件，所述导光板表面为光面，所述光源聚集件包括光源容置部和透光圆台，所述光源容置部为圆柱型，一端开设有用于放置光源的半球形容置腔，容置腔内壁为光面，另一端一体连接所述透光圆台外径大的一端，所述透光圆台外表面均为光面，外径均小于所述光源容置部的外径，所述透光圆台外径小的一端垂直穿出所述导光板，并在所述导光柱安装在所述导光柱安装组件上时穿出所述导光柱安装组件。
在进一步的方式中，所述导光柱采用透明的PC材料制成。
在进一步的方式中，所述导光板呈T型，左右两边各开设有定位安装用的安装孔。
在进一步的方式中，所述导光柱安装组件安装在机顶盒的壳体上，包括安装前板以及连接在安装前板上的安装柱、安装支板和安装卡板；所述安装前板上开设有透出孔，供所述透光圆台穿出，所述安装柱为两个，分别与两个安装孔相对应，所述安装支板为两个，均与所述安装前板垂直连接，用于支撑所述导光柱，所述安装卡板用于在导光柱安装时卡住导光板进行固定。
在进一步的方式中，所述安装支板与所述安装前板连接处凹陷形成卡槽，用于卡住所述导光板。
本发明提供的一种机顶盒，包括机顶盒导光结构，所述机顶盒导光结构包括导光柱和用来安装导光柱的导光柱安装组件；所述导光柱包括导光板和光源聚集件，所述导光板表面为光面，所述光源聚集件包括光源容置部和透光圆台，所述光源容置部为圆柱型，一端开设有用于放置光源的半球形容置腔，容置腔内壁为光面，另一端一体连接所述透光圆台外径大的一端，所述透光圆台外表面均为光面，外径均小于所述光源容置部的外径，所述透光圆台外径小的一端垂直穿出所述导光板，并在所述导光柱安装在所述导光柱安装组件上时穿出所述导光柱安装组件。
在进一步的方式中，所述导光柱采用透明的PC材料制成。
在进一步的方式中，所述导光板呈T型，左右两边各开设有定位安装用的安装孔。
在进一步的方式中，所述导光柱安装组件安装在机顶盒的壳体上，包括安装前板以及连接在安装前板上的安装柱、安装支板和安装卡板；所述安装前板上开设有透出孔，供所述透光圆台穿出，所述安装柱为两个，分别与两个安装孔相对应，所述安装支板为两个，均与所述安装前板垂直连接，用于支撑所述导光柱，所述安装卡板用于在导光柱安装时卡住导光板进行固定。
在进一步的方式中，所述安装支板与所述安装前板连接处凹陷形成卡槽， 用于卡住所述导光板。
本发明涉及一种机顶盒导光结构和机顶盒，通过导光柱的设计，导光板可以防止光源光线的随意散射，以免形成光斑，光源聚集件的半球形光面容置腔和透光圆台的倾角设计能够很好的对光源光线进行聚集，减少光源发散，从而提高显示效果。
附图说明
一个或多个实施例通过与之对应的附图中的图片进行示例性说明，这些示例性说明并不构成对实施例的限定，附图中具有相同参考数字标号的元件表示为类似的元件，除非有特别申明，附图中的图不构成比例限制。
图1是一个实施例中的机顶盒导光结构的示意图；
图2是一个实施例中的机顶盒导光结构的另一视角示意图；
图3是一个实施例中的机顶盒导光结构的剖面图；
图4是一个实施例中的机顶盒的结构示意图。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
结合图1至图3，该机顶盒导光结构300包括导光柱100和用来安装导光柱100的导光柱安装组件200。导光柱100包括导光板110和光源聚集件120。导光板100表面为光面，光源聚集件120包括光源容置部121和透光圆台122。光源容置部121为圆柱型，一端开设有用于放置光源(优选用点状光源，例如LED光源)的半球形容置腔1211，容置腔1211内壁为光面，另一端一体连接透光圆台122外径大的一端。透光圆台122外表面均为光面，外径均小于光源容置部121的外径，透光圆台122外径小的一端垂直穿出导光板122，并在导光柱100安装在导光柱安装组件200上时穿出导光柱安装组件200。这样通过导光柱100 的设计，导光板110可以防止光源光线的随意散射，以免形成光斑，光源聚集件120的半球形光面容置腔1211和透光圆台122的倾角能够很好的对光源光线进行聚集，减少光源发散，提高显示效果。
进一步的，导光柱100采用透明的PC材料(聚碳酸酯)制成，具有更好的透光效果。
导光板110呈T型，左右两边各开设有定位安装用的安装孔111。
导光柱安装组件200安装在机顶盒400的壳体401上，包括安装前板210、以及连接在安装前板210上的安装柱220、安装支板230和安装卡板240。安装前板210上开设有透出孔211，供透光圆台122穿出。安装柱220为两个，分别与两个安装孔111相对应。安装支板230为两个，均与安装前板210垂直连接，用于支撑导光柱100。安装卡板240用于在导光柱100安装时卡住导光板110进行固定。进一步的，为更加稳定固定，安装支板230与安装前板210连接处凹陷形成卡槽2301，用于卡住导光板110。
该机顶盒导光结构300，通过导光柱110的设计，导光板110可以防止光源光线的随意散射，以免形成光斑，光源聚集件120的半球形光面容置腔1211和透光圆台122的倾角设计能够很好的对光源光线进行聚集，减少光源发散，从而提高显示效果。
同时，请一并参阅图4，本发明还提供一种机顶盒400，该机顶盒400包括机顶盒导光结构300和壳体401，机顶盒导光结构300设置于壳体401内，壳体侧壁设有通孔4011，通孔4011与下述透出孔211相对应，结合图1至图4，该机顶盒导光结构300包括导光柱100和用来安装导光柱100的导光柱安装组件200。导光柱100包括导光板110和光源聚集件120。导光板100表面为光面，光源聚集件120包括光源容置部121和透光圆台122。光源容置部121为圆柱型，一端开设有用于放置光源的半球形容置腔1211，容置腔1211内壁为光面，另一端一体连接透光圆台122外径大的一端。透光圆台122外表面均为光面，外径均小于光源容置部121的外径，透光圆台122外径小的一端垂直穿出导光板122，并在导光柱100安装在导光柱安装组件200上时穿出导光柱安装组件200。这样 通过导光柱100的设计，导光板110可以防止光源光线的随意散射，以免形成光斑，光源聚集件120的半球形光面容置腔1211和透光圆台122的倾角能够很好的对光源光线进行聚集，减少光源发散，提高显示效果。
进一步的，导光柱100采用透明的PC材料(聚碳酸酯)制成，具有更好的透光效果。
导光板110呈T型，左右两边各开设有定位安装用的安装孔111。
导光柱安装组件200安装在机顶盒400的壳体401上，包括安装前板210、以及连接在安装前板210上的安装柱220、安装支板230和安装卡板240。安装前板210上开设有透出孔211，供透光圆台122穿出。安装柱220为两个，分别与两个安装孔111相对应。安装支板230为两个，均与安装前板210垂直连接，用于支撑导光柱100。安装卡板240用于在导光柱100安装时卡住导光板110进行固定。进一步的，为更加稳定固定，安装支板230与安装前板210连接处凹陷形成卡槽2301，用于卡住导光板110。
该机顶盒400的机顶盒导光结构300，通过导光柱110的设计，导光板110可以防止光源光线的随意散射，以免形成光斑，光源聚集件120的半球形光面容置腔1211和透光圆台122的倾角设计能够很好的对光源光线进行聚集，减少光源发散，从而提高显示效果。
以上仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (10)

  1. 一种机顶盒导光结构，其特征在于，包括导光柱和用来安装导光柱的导光柱安装组件；所述导光柱包括导光板和光源聚集件，所述导光板表面为光面，所述光源聚集件包括光源容置部和透光圆台，所述光源容置部为圆柱型，一端开设有用于放置光源的半球形容置腔，容置腔内壁为光面，另一端一体连接所述透光圆台外径大的一端，所述透光圆台外表面均为光面，外径均小于所述光源容置部的外径，所述透光圆台外径小的一端垂直穿出所述导光板，并在所述导光柱安装在所述导光柱安装组件上时穿出所述导光柱安装组件。
  2. 根据权利要求1所述的机顶盒导光结构，其特征在于，所述导光柱采用透明的PC材料制成。
  3. 根据权利要求1所述的机顶盒导光结构，其特征在于，所述导光板呈T型，左右两边各开设有定位安装用的安装孔。
  4. 根据权利要求3所述的机顶盒导光结构，其特征在于，所述导光柱安装组件安装在机顶盒的壳体上，包括安装前板以及连接在安装前板上的安装柱、安装支板和安装卡板；所述安装前板上开设有透出孔，供所述透光圆台穿出，所述安装柱为两个，分别与两个安装孔相对应，所述安装支板为两个，均与所述安装前板垂直连接，用于支撑所述导光柱，所述安装卡板用于在导光柱安装时卡住导光板进行固定。
  5. 根据权利要求4所述的机顶盒导光结构，其特征在于，所述安装支板与所述安装前板连接处凹陷形成卡槽，用于卡住所述导光板。
  6. 一种机顶盒，包括机顶盒导光结构，其特征在于，所述机顶盒导光结构包括导光柱和用来安装导光柱的导光柱安装组件；所述导光柱包括导光板和光源聚集件，所述导光板表面为光面，所述光源聚集件包括光源容置部和透光圆台，所述光源容置部为圆柱型，一端开设有用于放置光源的半球形容置腔，容置腔内壁为光面，另一端一体连接所述透光圆台外径大的一端，所述透光圆台外表面均为光面，外径均小于所述光源容置部的外径，所述透光圆台外径小的一端垂直穿出所述导光板，并在所述导光柱安装在所述导光柱安装组件上时穿 出所述导光柱安装组件。
  7. 根据权利要求6所述的机顶盒，其特征在于，所述导光柱采用透明的PC材料制成。
  8. 根据权利要求6所述的机顶盒，其特征在于，所述导光板呈T型，左右两边各开设有定位安装用的安装孔。
  9. 根据权利要求8所述的机顶盒，其特征在于，所述导光柱安装组件安装在机顶盒的壳体上，包括安装前板以及连接在安装前板上的安装柱、安装支板和安装卡板；所述安装前板上开设有透出孔，供所述透光圆台穿出，所述安装柱为两个，分别与两个安装孔相对应，所述安装支板为两个，均与所述安装前板垂直连接，用于支撑所述导光柱，所述安装卡板用于在导光柱安装时卡住导光板进行固定。
  10. 根据权利要求9所述的机顶盒，其特征在于，所述安装支板与所述安装前板连接处凹陷形成卡槽，用于卡住所述导光板。
PCT/CN2018/101526 2017-10-10 2018-08-21 机顶盒导光结构和机顶盒 WO2019072023A1 (zh)

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