本申请涉及发光二极管领域，尤其涉及一种LED灯管。The present application relates to the field of light emitting diodes, and more particularly to an LED tube.
发光二极管(Light Emitting Diode，简称LED)是利用半导体的P-N结电致发光原理制成的一种半导体发光器件。在照明领域，LED节能灯正逐渐取代卤素灯和荧光灯的位置。图1显示了一种传统LED灯管设计，其结构主要包括：灯罩11，LED芯粒13，灯条14，绝缘导热胶15，金属散热器16。所述灯罩11开口处设有固定金属散热器16的卡接部，LED芯粒安装于灯条14上，灯条与于金属散热器16相接。在该LED灯管中，存在以下问题：LED光源距离灯管中心过近，以至于容易看到LED的点光源，难以形成面光源，有些人会造成视觉上的晕眩。A light emitting diode (LED) is a semiconductor light emitting device fabricated by using the principle of semiconductor P-N junction electroluminescence. In the field of lighting, LED energy-saving lamps are gradually replacing the position of halogen lamps and fluorescent lamps. FIG. 1 shows a conventional LED tube design, which mainly includes a lampshade 11, an LED core 13, a light bar 14, an insulating thermal adhesive 15, and a metal heat sink 16. The opening of the lamp cover 11 is provided with a locking portion for fixing the metal heat sink 16, and the LED core particles are mounted on the light bar 14, and the light bar is connected to the metal heat sink 16. In the LED tube, there is a problem that the LED light source is too close to the center of the tube, so that the point light source of the LED is easily seen, and it is difficult to form a surface light source, and some people may cause visual dizziness.
发明内容Summary of the invention
本申请旨在至少在一定程度上解决上述技术问题之一。The present application aims to solve at least one of the above technical problems to some extent.
本申请提供一种LED灯管，包括：灯条、罩设于所述灯条外部的透光罩体，以及安装于所述灯条上的若干LED光源，所述LED光源包括：与所述灯条电连接的LED芯片，以及包覆于所述LED芯片出光侧的透明胶层，所述透明胶层上与所述LED芯片相对的外表面呈粗糙面。The present application provides an LED lamp, comprising: a light bar, a transparent cover disposed outside the light bar, and a plurality of LED light sources mounted on the light bar, the LED light source comprising: An LED chip electrically connected to the light bar, and a transparent adhesive layer coated on the light emitting side of the LED chip, wherein an outer surface of the transparent adhesive layer opposite to the LED chip is rough.
进一步地，所述灯条距离所述透光罩体中心轴线一定距离。Further, the light bar is at a certain distance from a central axis of the transparent cover.
进一步地，所述灯条通过绝缘导热胶层与一散热基座相固定。Further, the light bar is fixed to a heat dissipation base by an insulating and thermally conductive adhesive layer.
进一步地，所述灯条的设置所述绝缘导热胶层一面涂覆有热辐射材料。Further, the insulating strip of the light strip is coated with a heat radiating material on one side.
进一步地，所述热辐射材料为陶瓷材料。Further, the heat radiating material is a ceramic material.
进一步地，所述透光罩体呈圆筒状且具有所述灯条的安装开口。Further, the transparent cover body has a cylindrical shape and has a mounting opening of the light bar.
进一步地，所述灯条覆设于所述安装开口处以封闭所述安装开口。Further, the light bar is disposed at the mounting opening to close the mounting opening.
进一步地，所述灯条通过所述安装开口的卡槽相装配。Further, the light bar is assembled through the card slot of the mounting opening.
进一步地，所述透明罩体采用磨砂材质。Further, the transparent cover is made of a matte material.
本申请的有益效果是：The beneficial effects of the application are:
面。这样，透明胶层的粗糙外表面可对LED芯片发出的光线进行散射，将点光源发出的光线通过散射作用形成面光源效果的光线，从而避免因点光源形式的光使人体产生眩晕，保证了舒适感。By providing an LED lamp tube, comprising: a light bar, a transparent cover disposed outside the light bar, and a plurality of LED light sources mounted on the light bar, the LED light source comprising: An LED chip electrically connected, and a transparent adhesive layer coated on a light emitting side of the LED chip, wherein an outer surface of the transparent adhesive layer opposite to the LED chip is rough
surface. In this way, the rough outer surface of the transparent adhesive layer can scatter the light emitted by the LED chip, and the light emitted by the point light source can form the light of the surface light source effect by scattering, thereby avoiding the vertigo caused by the light in the form of the point light source, thereby ensuring the vertigo. comfortability.
图1为现有技术的LED灯管的结构示意图。FIG. 1 is a schematic structural view of a prior art LED lamp tube.
图2为本申请实施例的LED灯管的结构示意图。2 is a schematic structural view of an LED lamp tube according to an embodiment of the present application.
下面详细描述本申请的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施例是示例性的，旨在用于解释本申请，而不能理解为对本申请的限制。The embodiments of the present application are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are intended to be illustrative, and are not to be construed as limiting.
在本申请的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。In the description of the present application, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation or position of indications such as "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description and the simplified description, and is not intended to indicate or imply that the device or component referred to has a specific orientation, and is constructed and operated in a specific orientation. It is not to be construed as limiting the application.
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本申请的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。Moreover, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may include one or more of the features either explicitly or implicitly. In the description of the present application, the meaning of "a plurality" is two or more unless specifically and specifically defined otherwise.
在本申请中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本申请中的具体含义。In the present application, the terms "installation", "connected", "connected", "fixed" and the like shall be understood broadly, and may be either a fixed connection or a detachable connection, unless otherwise explicitly stated and defined. , or connected integrally; may be mechanical connection or electrical connection; may be directly connected, or may be indirectly connected through an intermediate medium, and may be internal communication between the two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood on a case-by-case basis.
In the present application, the first feature "on" or "under" the second feature may include direct contact of the first and second features, and may also include first and second features, unless otherwise specifically defined and defined. It is not in direct contact but through additional features between them. Moreover, the first feature "above", "above" and "above" the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature level is higher than the second feature. The first feature "below", "below" and "below" the second feature includes the first feature directly above and above the second feature, or merely the first feature level being less than the second feature.
下面通过具体实施方式结合附图对本申请作进一步详细说明。The present application will be further described in detail below with reference to the accompanying drawings.
请参考图2，本实施例提供了一种LED灯管，其主要可将LED芯片发出的光线进行散射，形成类似于面光源发出的光线。Referring to FIG. 2, the embodiment provides an LED lamp tube, which mainly scatters light emitted by the LED chip to form light similar to that emitted by the surface light source.
上述LED灯管主要包括：灯条1、罩设于灯条1外部的透光罩体2，以及安装于灯条1上的若干LED光源3。具体地，LED光源3包括：与灯条1电连接的LED芯片31，以及包覆于LED芯片31出光侧的透明胶层32，透明胶层32上与LED芯片31相对的外表面321呈粗糙面。The LED tube mainly includes a light bar 1, a transparent cover 2 disposed outside the light bar 1, and a plurality of LED light sources 3 mounted on the light bar 1. Specifically, the LED light source 3 includes: an LED chip 31 electrically connected to the light bar 1, and a transparent adhesive layer 32 coated on the light emitting side of the LED chip 31. The outer surface 321 of the transparent adhesive layer 32 opposite to the LED chip 31 is rough. surface.
这样，透明胶层的粗糙外表面可对LED芯片发出的光线进行散射，将点光源发出的光线通过散射作用形成面光源效果的光线，从而避免因点光源形式的光使人体产生眩晕，保证了舒适感。In this way, the rough outer surface of the transparent adhesive layer can scatter the light emitted by the LED chip, and the light emitted by the point light source can form the light of the surface light source effect by scattering, thereby avoiding the vertigo caused by the light in the form of the point light source, thereby ensuring the vertigo. comfortability.
在本实施例中，上述透明胶层32可以是荧光胶层，也可以是由两层透明子胶层组成的结构，其中一透明子胶层为荧光胶层，另一透明子胶层为透明硅胶层。In this embodiment, the transparent adhesive layer 32 may be a fluorescent adhesive layer or a structure consisting of two transparent sub-gel layers, wherein one transparent sub-layer is a fluorescent layer and the other transparent sub-layer is transparent. Silicone layer.
在本实施例中，为了增强透明罩体的散射效果，灯条1距离透光罩体2中心轴线一定距离，当然，由于透明胶层32本身具有粗糙面而有光线散射效果，在其他实施例中，灯条1可位于透明罩体2中心轴线附近。In this embodiment, in order to enhance the scattering effect of the transparent cover, the light bar 1 is at a certain distance from the central axis of the transparent cover 2, of course, since the transparent adhesive layer 32 itself has a rough surface and has a light scattering effect, in other embodiments In the middle, the light bar 1 can be located near the central axis of the transparent cover 2.
由于LED器件本身发热量较大，作为其他实施例，灯条1可通过绝缘导热胶层与一散热基座相固定，从而增强散热效果。As the LED device itself generates a large amount of heat, as another embodiment, the light bar 1 can be fixed to a heat dissipation base through an insulating and thermally conductive adhesive layer, thereby enhancing the heat dissipation effect.
作为一种优选实施例，灯条1的设置绝缘导热胶层一面涂覆有热辐射材料。通常，热辐射材料可采用陶瓷材料。As a preferred embodiment, the insulating thermally conductive adhesive layer of the light bar 1 is coated with a heat radiating material on one side. Generally, the heat radiating material may be a ceramic material.
在本实施例中，透光罩体2可呈圆筒状且具有灯条1的安装开口21。灯条1覆设于安装开口21处以封闭安装开口21。在本实施例中，灯条1通过安装开口21的卡槽相装配。在其他实施例中，灯条1还可以通过安装支架与透明罩体2相安装。In the present embodiment, the light transmissive cover 2 may have a cylindrical shape and have a mounting opening 21 of the light bar 1. The light bar 1 is placed at the mounting opening 21 to close the mounting opening 21. In the present embodiment, the light bar 1 is assembled by a card slot in which the opening 21 is mounted. In other embodiments, the light bar 1 can also be mounted to the transparent cover 2 by a mounting bracket.
为了进一步增强透明罩体的散射效果，作为另一种优选实施例，透明罩体2可采用磨砂材质，如磨砂玻璃或磨砂塑胶等。In order to further enhance the scattering effect of the transparent cover, as another preferred embodiment, the transparent cover 2 may be made of a matte material such as frosted glass or frosted plastic.
在本说明书的描述中，参考术语“一个实施方式”、“一些实施方式”、“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本申请的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不一定指的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。In the description of the present specification, reference is made to the descriptions of the terms "one embodiment", "some embodiments", "one embodiment", "some embodiments", "example", "specific examples", or "some examples" The specific features, structures, materials, or characteristics described in connection with the embodiments or examples are included in at least one embodiment or example of the application. In the present specification, the schematic representation of the above terms does not necessarily mean the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.
The above content is a further detailed description of the present application in combination with a specific implementation manner, and the application cannot be identified.
The specific implementation is limited to these descriptions. For the ordinary person skilled in the art to which the present invention pertains, a number of simple deductions or substitutions may be made without departing from the spirit of the present application.