WO2016155121A1 - 一种卡扣式led平板灯及其生产工艺 - Google Patents

一种卡扣式led平板灯及其生产工艺 Download PDF

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Publication number
WO2016155121A1
WO2016155121A1 PCT/CN2015/081545 CN2015081545W WO2016155121A1 WO 2016155121 A1 WO2016155121 A1 WO 2016155121A1 CN 2015081545 W CN2015081545 W CN 2015081545W WO 2016155121 A1 WO2016155121 A1 WO 2016155121A1
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casing
sheet
led panel
front cover
snap
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PCT/CN2015/081545
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English (en)
French (fr)
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陈桂晖
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陈桂晖
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening

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  • the invention relates to a snap-on LED panel lamp and a production process thereof.
  • the inner side of the light guide plate of the LED light board is a smooth surface, which has strong permeability and large light loss, so the light board surface is dark, and the light source cannot be maximized.
  • some LED light boards increase the number of LEDs. In order to improve the brightness of the board surface, the power consumption and manufacturing cost are increased, and it is not environmentally friendly.
  • the mounting mechanism of the existing LED light board mostly uses peripheral mounting components or separately installs mounting components on the LED light board for installation, resulting in complicated production process and complicated installation.
  • the object of the present invention is to provide a snap-type LED panel lamp, which makes the lamp body simple in structure, convenient to install, and reduces production cost.
  • a snap-type LED panel lamp comprising: a housing having an open upper surface, wherein the housing has a flashing plate and a guide from top to bottom. a light plate and a reflector, the side of the light guide plate is a rough surface, the lower side is a light surface with a light guiding point, and at least one side of the housing is provided with an LED light bar along a length direction, and the LED light bar
  • the positive and negative electrodes extend to the outside of the housing via a wire and are connected to a power supply interface, the power supply interface is fixed to a middle portion of the outer surface of the lower surface of the housing; a front cover, the front cover is disposed at the On the housing, the outer side surface of the housing is provided with a plurality of convex portions along the circumferential side, and the inner side of the side surface of the front cover is correspondingly provided with a groove corresponding to the convex portion along the circumferential side, and the front cover
  • the side faces are
  • one or more heat-melting columns are disposed on the inner sides of the front surface of the front cover along the longitudinal direction; the two sides of the lower surface of the front cover are correspondingly provided with the heat-melting column. hole.
  • a limiting plate is further disposed on the side of the hot-melt column.
  • the housing is welded by a first sheet and a second sheet, the first sheet is stamped into a hem at a periphery thereof; and the second sheet is stamped into a rib in a grid shape, The edges of the ribs are welded to the first sheet.
  • the LED light bar is disposed on a side edge adjacent to the through hole.
  • an arcuate notch is respectively disposed at a corner of the extending portion.
  • Step S1 the casing is welded by the first sheet and the second sheet, and the first sheet is punched into a periphery with a flange for receiving the flashing plate, the light guide plate and the reflective paper, and the outer side of the flange Stamping a plurality of convex portions along the circumference side; pressing the second sheet into a rib that is arched in a grid shape, the edge of the rib being welded to the first sheet;
  • Step S2 the flange is further stamped outwardly along the length direction with a card for clamping the flashing plate, the light guide plate and the reflective paper in the casing;
  • Step S3 affixing an LED light bar along the length direction inside one or more of the flanges, the positive and negative poles of the LED light bar extending to the outside of the casing via a wire and connected to a power source, the power source
  • the interface is fixed to the outer middle portion of the lower surface of the casing; the two side edges of the casing are further spaced apart in the longitudinal direction to be provided with a plurality of through holes;
  • Step S4 placing a flashing plate, a light guide plate and a light reflecting plate into the casing from top to bottom, and bending the card;
  • Step S5 the front cover is made of plastic, and is integrally injection-molded, and the inner side of the front cover is injection-molded with a groove corresponding to the convex portion along the circumference side, and the casing passes through the convex portion card. Provided in the groove of the front cover;
  • Step S6 the hot-melt column is thermally melted by a hot melt gun and bonded and fixed to the through hole.
  • the side surface of the light guide plate is a chemically or physically processed uniform rough surface; the light guide plate is made of acrylic material or PC material; and the reflector is made of PC material.
  • the present invention has the following beneficial effects: the front cover and the casing are snap-fitted together by the groove and the convex portion, and are fixed by the heat fusion column and the through hole. .
  • the LED panel lamp is clamped and fixed by the card portion on the extending portion and the mounting position, and the button portion matching the card portion can be disposed at the direct mounting position.
  • the front cover is a plastic injection molded frame, and the installation part is not separately disposed on the frame, and the structure is simple and convenient to install, thereby reducing production cost and improving production efficiency.
  • FIG. 1 is a front elevational view showing the structure of an embodiment of the present invention
  • FIG. 2 is a rear elevational view showing the structure of the embodiment of the present invention.
  • Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
  • a snap-on LED panel lamp includes a housing 2 having an open upper surface.
  • the housing 2 houses a flashing plate 11 and a light guide plate 12 from top to bottom.
  • a reflector 13 the upper side of the light guide plate 12 is a rough surface, the lower side is a light surface with a light guiding point, and at least one side of the housing 2 is provided with an LED light bar along the length direction, the LED light
  • the positive pole and the negative pole of the strip extend to the outside of the casing 2 via a wire and are connected to a power interface 6, the power port 6 is fixed to the middle of the outer side of the lower surface of the casing 2; a front cover 1, the front The cover 1 is disposed on the casing 2, and the outer side surface of the casing 2 is provided with a plurality of convex portions 9 along the circumferential side, and the inner side of the front cover 1 is correspondingly provided with the convex portion along the circumferential side.
  • the side faces of the front cover 1 are respectively provided with outward extensions, and the inner side of the extensions is provided with a plurality of card portions 4 for snapping with the external installation.
  • the card portion 4 can be provided with a button portion that is matched with the card portion 4 at a direct mounting position, and no other fixing members need to be provided.
  • one or more heat-melting columns 7 are disposed on the inner sides of the front surface 14 of the front cover 14 in the longitudinal direction; the two sides of the lower surface of the casing 2 are correspondingly provided with the heat.
  • the through hole 5 is matched by the molten column 7.
  • the housing 2 is thermally fused to the front cover 1 via the heat-melting column 7, and the through-hole 5 is passed through the through-hole 5 through the through-hole to facilitate hot-melt positioning.
  • the side of the heat-melting column 7 is further provided with a limiting plate 8 respectively.
  • the position limiting plate 8 prevents the hot melt temperature from being excessively high during the hot melt, thereby causing damage to the light guide plate 12. Therefore, the heat dissipation column 7 and the light guide plate 12 are separated by a certain distance from the limit plate 8.
  • the casing 2 is welded by a first sheet and a second sheet, the first sheet is stamped into a periphery with a flange; and the second sheet is stamped into a grid-like rib. Strip 3, the edge of the rib 3 is welded to the first sheet.
  • the overall rigidity of the housing 2 is reinforced by the externally arched ribs 3.
  • the LED light bar is disposed on a side of the side adjacent to the through hole 5. Prevent the LED light bar from being damaged by the excessive temperature of the hot melt process.
  • an arcuate notch 15 is respectively disposed at a corner of the extending portion.
  • the arcuate notch 15 facilitates the locking of the LED panel light at the mounting position, such as the ceiling.
  • Step S1 the housing 2 is welded by the first sheet and the second sheet, and the first sheet is punched into a periphery with a flange for receiving the flashing plate, the light guide plate and the reflective paper, the folded edge
  • the outer side is stamped with a plurality of convex portions along the circumference side;
  • the second sheet is punched into a rib 3 which is arched in a grid shape, and the edge of the rib 3 is welded to the first sheet;
  • Step S2 the flange is further stamped outwardly along the length direction with a card for clamping the flashing plate, the light guide plate and the reflective paper in the casing 2;
  • Step S3 attaching an LED light bar along the length direction inside one or more of the flanges, the positive and negative poles of the LED light bar extending to the outside of the casing 2 via a wire and connected to a power interface 6
  • the power supply interface 6 is fixed to the outer middle of the lower surface of the casing 2; the two sides of the casing 2 are further spaced apart in the longitudinal direction to be provided with a plurality of through holes 5;
  • Step S4 a flashing plate 11, a light guide plate 12 and a light reflecting plate 13 are placed in the casing 2 from top to bottom, and the card is bent;
  • Step S5 the material of the front cover 1 is made of plastic, and the inner side of the front cover 1 is injection molded with a groove 10 matching the convex portion 9 on the inner side of the front cover 1 .
  • the convex portion 9 is locked in the groove 10 of the front cover 1;
  • Step S6 The hot-melt column 7 is thermally fused by a hot melt gun and bonded to the through hole 5.
  • the upper side of the light guide plate 12 is a chemically or physically processed uniform rough surface; the light guide plate 12 is made of acrylic material or PC material; and the reflective plate 13 is made of PC material.
  • the present invention provides a snap-type LED panel lamp and a production process thereof, which not only has a simple structure of the lamp body, is convenient to install, and reduces production cost.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Planar Illumination Modules (AREA)

Abstract

一种卡扣式ＬＥＤ平板灯，包括一壳体（2），壳体（2）内由上而下依次容置有闪光板（11）、导光板（12）和反光板（13），壳体（2）至少一侧内沿长度方向设有一ＬＥＤ灯条，ＬＥＤ灯条的正极和负极经导线延伸至壳体（2）的外侧且与一电源接口（6）连接，电源接口（6）固定于壳体（2）的下表面外侧中部；一前面罩（1），前面罩（1）盖设于壳体（2）上，壳体（2）的外侧面沿周侧设有若干个凸部（9），前面罩（1）的侧面内侧沿周侧对应设有与凸部（9）相配合的凹槽（10），前面罩（1）的侧面分别设有向外的延伸部且延伸部内侧设有若干个用于与外部安装处相卡扣的卡部（4）。还公开了一种卡扣式LED平板灯的生产工艺。这种LED平板灯的有益效果在于：结构简单，安装方便，同时能够减少生产成本。

Description

一种卡扣式LED平板灯及其生产工艺 技术领域
本发明涉及一种卡扣式LED平板灯及其生产工艺。
背景技术
目前，LED灯板内部导光板一侧为光面，其通透性较强，光线损失较大，因此灯板板面较暗，无法最大化利用光源，此外，部分LED灯板增加了LED数目以提高板面亮度，增加了功耗和制造成本，不环保。另外，现有的LED灯板的安装机构多采用外设安装部件或者在LED灯板上另外设置安装部件进行安装，导致生产工艺复杂，安装繁琐。
发明内容
本发明的目的是针对以上不足之处，提供了一种卡扣式LED平板灯，使得灯体结构简单，安装方便，减少生产成本。
本发明解决技术问题所采用的方案是：一种卡扣式LED平板灯，其特征在于：包括一上表面开口的壳体，所述壳体内由上而下依次容置有一闪光板、一导光板和一反光板，所述导光板上侧面为粗糙面，下侧面为带有导光点的光面，所述壳体至少一侧内沿长度方向设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体的外侧且与一电源接口连接，所述电源接口固定于所述壳体的下表面外侧中部；一前面罩，所述前面罩盖设于所述壳体上，所述壳体的外侧面沿周侧设有若干个凸部，所述前面罩的侧面内侧沿周侧对应设有与所述凸部相配合的凹槽，所述前面罩的侧面分别设有向外的延伸部且所述延伸部内侧设有若干个用于与外部安装处相卡扣的卡部。
进一步的，所述前面罩的前表面的两边内侧上沿长度方向间隔设有一个以上的热熔柱；所述壳体的下表面两侧边缘对应设有与所述热熔柱相配合的通孔。
进一步的，所述热熔柱旁侧还分别设有限位板。
进一步的，所述壳体经第一薄片和第二薄片焊接而成，所述第一薄片冲压成四周具有折边；所述第二薄片冲压成呈网格状拱起的筋条，所述筋条的边缘与所述第一薄片焊接。
进一步的，所述LED灯条设置在与所述通孔相邻的一侧折边上。
进一步的，所述延伸部的转角处分别设有一弧形缺口。
基于上述一种卡扣式LED平板灯的生产工艺，包括以下步骤：
步骤S1：所述壳体经第一薄片和第二薄片焊接而成，将所述第一薄片冲压成四周具有折边，用于容置闪光板、导光板以及反光纸，所述折边外侧沿周侧冲压有若干个凸部；将所述第二薄片冲压成呈网格状拱起的筋条，所述筋条的边缘与所述第一薄片焊接；
步骤S2：所述折边还沿长度方向间隔向外冲压有一卡片，用于将所述闪光板、导光板以及反光纸卡设于壳体内；
步骤S3：在其中一个以上的折边内侧沿长度方向贴设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体的外侧且与一电源接口连接，所述电源接口固定于所述壳体的下表面外侧中部；所述壳体两侧边缘沿长度方向还间隔钻设有若干个通孔；
步骤S4：将一闪光板、一导光板和一反光板从上至下容置于所述壳体内，将所述卡片弯折；
步骤S5：所述前面罩的材质为塑料，经一体注塑成型，所述前面罩侧面内侧沿周侧对应注塑有与所述凸部相配合的凹槽，所述壳体经所述凸部卡设于前面罩的凹槽内；
步骤S6：经一热熔枪将所述热熔柱热熔后与所述通孔粘结固定。
进一步的，所述导光板上侧面为化学加工或物理加工的均匀粗糙表面；所述导光板为亚克力材质或PC材质；所述反光板为PC材质。
与现有技术相比，本发明有以下有益效果：所述前面罩和所述壳体经凹槽和凸部配合卡扣在一起，并且经所述热熔柱和所述通孔热熔固定。另外，LED平板灯通过所述延伸部上的卡部与安装位置处进行卡设固定，可以直接安装位置处设置与所述卡部相配合的扣部进行 卡设。所述前面罩为塑料一体注塑成型的框体，不另外在框体上设置安装部，结构简单，安装方便，从而减低生产成本，提高生产效率。
附图说明
下面结合附图对本发明专利进一步说明。
图1为本发明实施例的结构示意图的主视图；
图2为本发明实施例的结构示意图的后视图；
图3为图2中A-A的剖视图。
图中：1-前面罩；2-壳体；3-筋条；4-卡部；5-通孔；6-电源接口；7-热熔柱；8-挡板；9-凸部；10-凹槽；11-闪光板；12-导光板；13-反光纸；14-前面罩的前表面；15-弧形缺口。
具体实施方式
下面结合附图和具体实施方式对本发明进一步说明。
如图1～3所示，一种卡扣式LED平板灯，包括一上表面开口的壳体2，所述壳体2内由上而下依次容置有一闪光板11、一导光板12和一反光板13，所述导光板12上侧面为粗糙面，下侧面为带有导光点的光面，所述壳体2至少一侧内沿长度方向设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体2的外侧且与一电源接口6连接，所述电源接口6固定于所述壳体2的下表面外侧中部；一前面罩1，所述前面罩1盖设于所述壳体2上，所述壳体2的外侧面沿周侧设有若干个凸部9，所述前面罩1的侧面内侧沿周侧对应设有与所述凸部9相配合的凹槽10，所述前面罩1的侧面分别设有向外的延伸部且所述延伸部内侧设有若干个用于与外部安装处相卡扣的卡部4。通过所述卡部4，可以直接安装位置处设置与所述卡部4相配合的扣部进行卡设，不需设置其他固定部件。
在本实施例中，所述前面罩的前表面14的两边内侧上沿长度方向间隔设有一个以上的热熔柱7；所述壳体2的下表面两侧边缘对应设有与所述热熔柱7相配合的通孔5。所述壳体2经所述热熔柱7热熔与所述前面罩1固定，通过所述通孔是的热熔柱7穿过所述通孔5，便于热熔定位。
在本实施例中，所述热熔柱7旁侧还分别设有限位板8。通过所述限位板8防止热熔时热熔温度过高，对导光板12造成破坏，因此，经所述限位板8将热熔柱7与导光板12隔开一定的距离。
在本实施例中，所述壳体2经第一薄片和第二薄片焊接而成，所述第一薄片冲压成四周具有折边；所述第二薄片冲压成呈网格状拱起的筋条3，所述筋条3的边缘与所述第一薄片焊接。通过外部拱起的筋条3加强壳体2的整体刚度。
在本实施例中，所述LED灯条设置在与所述通孔5相邻的一侧折边上。防止热熔过程温度过高对LED灯条破坏。
在本实施例中，所述延伸部的转角处分别设有一弧形缺口15。通过所述弧形缺口15利于LED平板灯于安装位置处比如吊顶相卡扣固定。
基于上述一种卡扣式LED平板灯的生产工艺，包括以下步骤：
步骤S1：所述壳体2经第一薄片和第二薄片焊接而成，将所述第一薄片冲压成四周具有折边，用于容置闪光板、导光板以及反光纸，所述折边外侧沿周侧冲压有若干个凸部；将所述第二薄片冲压成呈网格状拱起的筋条3，所述筋条3的边缘与所述第一薄片焊接；
步骤S2：所述折边还沿长度方向间隔向外冲压有一卡片，用于将所述闪光板、导光板以及反光纸卡设于壳体2内；
步骤S3：在其中一个以上的折边内侧沿长度方向贴设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体2的外侧且与一电源接口6连接，所述电源接口6固定于所述壳体2的下表面外侧中部；所述壳体2两侧边缘沿长度方向还间隔钻设有若干个通孔5；
步骤S4：将一闪光板11、一导光板12和一反光板13从上至下容置于所述壳体2内，将所述卡片弯折；
步骤S5：所述前面罩1的材质为塑料，经一体注塑成型，所述前面罩1侧面内侧沿周侧对应注塑有与所述凸部9相配合的凹槽10，所述壳体2经所述凸部9卡设于前面罩1的凹槽10内；
步骤S6：经一热熔枪将所述热熔柱7热熔后与所述通孔5粘结固定。
在本实施例中，所述导光板12上侧面为化学加工或物理加工的均匀粗糙表面；所述导光板12为亚克力材质或PC材质；所述反光板13为PC材质。
综上所述，本发明提供的一种卡扣式LED平板灯及其生产工艺，不仅灯体结构简单，安装方便，减少生产成本。
上列较佳实施例，对本发明的目的、技术方案和优点进行了进一步详细说明，所应理解的是，以上所述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、改进等，均应包含在本发明的保护范围之内。

Claims (8)

  1. 一种卡扣式LED平板灯，其特征在于：包括一上表面开口的壳体，所述壳体内由上而下依次容置有一闪光板、一导光板和一反光板，所述导光板上侧面为粗糙面，下侧面为带有导光点的光面，所述壳体至少一侧内沿长度方向设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体的外侧且与一电源接口连接，所述电源接口固定于所述壳体的下表面外侧中部；一前面罩，所述前面罩盖设于所述壳体上，所述壳体的外侧面沿周侧设有若干个凸部，所述前面罩的侧面内侧沿周侧对应设有与所述凸部相配合的凹槽，所述前面罩的侧面分别设有向外的延伸部且所述延伸部内侧设有若干个用于与外部安装处相卡扣的卡部。
  2. 根据权利要求1所述的一种卡扣式LED平板灯，其特征在于：所述前面罩的前表面的两边内侧上沿长度方向间隔设有一个以上的热熔柱；所述壳体的下表面两侧边缘对应设有与所述热熔柱相配合的通孔。
  3. 根据权利要求2所述的一种卡扣式LED平板灯，其特征在于：所述热熔柱旁侧还分别设有限位板。
  4. 根据权利要求1所述的一种卡扣式LED平板灯，其特征在于：所述壳体经第一薄片和第二薄片焊接而成，所述第一薄片冲压成四周具有折边；所述第二薄片冲压成呈网格状拱起的筋条，所述筋条的边缘与所述第一薄片焊接。
  5. 根据权利要求1所述的一种卡扣式LED平板灯，其特征在于：所述LED灯条设置在与所述通孔相邻的一侧折边上。
  6. 根据权利要求1所述的一种卡扣式LED平板灯，其特征在于：所述延伸部的转角处分别设有一弧形缺口。
  7. 基于权利要求1所述的一种卡扣式LED平板灯的生产工艺，其特征在于，包括以下步骤：
    步骤S1：所述壳体经第一薄片和第二薄片焊接而成，将所述第一薄片冲压成四周具有折边，用于容置闪光板、导光板以及反光纸，所述折边外侧沿周侧冲压有若干个凸部；将所述第二薄片冲压成呈网格状拱起的筋条，所述筋条的边缘与所述第一薄片焊接；
    步骤S2：所述折边还沿长度方向间隔向外冲压有一卡片，用于将所述闪光板、导光板以及反光纸卡设于壳体内；
    步骤S3：在其中一个以上的折边内侧沿长度方向贴设有一LED灯条，所述LED灯条的正极和负极经导线延伸至所述壳体的外侧且与一电源接口连接，所述电源接口固定于所述壳体的下表面外侧中部；所述壳体两侧边缘沿长度方向还间隔钻设有若干个通孔；
    步骤S4：将一闪光板、一导光板和一反光板从上至下容置于所述壳体内，将所述卡片弯折；
    步骤S5：所述前面罩的材质为塑料，经一体注塑成型，所述前面罩侧面内侧沿周侧对应注塑有与所述凸部相配合的凹槽，所述壳体经所述凸部卡设于前面罩的凹槽内；
    步骤S6：经一热熔枪将所述热熔柱热熔后与所述通孔粘结固定。
  8. 基于权利要求7所述的一种卡扣式LED平板灯的生产工艺，其特征在于，
    所述导光板上侧面为化学加工或物理加工的均匀粗糙表面；所述导光板为亚克力材质或PC材质；所述反光板为PC材质。
PCT/CN2015/081545 2015-03-27 2015-06-16 一种卡扣式led平板灯及其生产工艺 WO2016155121A1 (zh)

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CN108561787A (zh) * 2018-03-05 2018-09-21 巢湖市银环航标有限公司 一种方便拆装的航标灯生产工艺
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