WO2016145667A1

WO2016145667A1 - Bendable led plate for bulb lamp

Info

Publication number: WO2016145667A1
Application number: PCT/CN2015/074822
Authority: WO
Inventors: 文相弼
Original assignee: 东莞励国照明有限公司
Priority date: 2015-03-19
Filing date: 2015-03-23
Publication date: 2016-09-22
Also published as: CN204554433U

Abstract

A bendable LED plate for a bulb lamp, formed by combining a plurality of layers of materials, including an electrically conductive base layer (2), a paint layer (1) combined on the upper surface of the electrically conductive base layer (2), as well as a first adhesive layer (3), a thermal conductive insulating layer (4) and a second adhesive layer (5) which are successively combined on the lower surface of the electrically conductive base layer (2), the LED plate having a polygon base plate (6) wherein an LED mounting plate (8) integrally formed with the polygon base plate (6) and being bendable is extended from each edge of the polygon base plate (6) by a bending structure (11). In the multilayer electrically conductive composite layer structure, flexible materials are used in all the combinatorial layers. Under conditions without any mechanical processing conditions, the LED plate itself can be bent depending on the shape requirements of a lamp, which simplifies the process of processing an LED plate, and also improves the assembly efficiency of a product.

Description

Title of Invention: Bendable LED Board for Bulbs

Technical field

[0001] The present invention relates to an LED lamp, and in particular to a bendable LED panel for a bulb lamp.

Background technique

[0002] In the existing LED lamps, the LED plates are planar structures, and generally can only be used for assembling straight pipe lamps, because the changes in the shape of the lamps cause the LED plates to change accordingly, from a plane to a multi-angle structure. The bent part of the LED board, if it is a traditional LED board, it is necessary to machine the aluminum substrate by mechanical processing, and the assembly 弯曲 is bent according to the required angle, and the process of manufacturing the LED board is complicated, and the shape of the bend is complicated. It is also very limited, and its assembly efficiency is relatively low.

technical problem

[0003] The purpose of the utility model is to provide a bendable LED board according to the defects of the prior art, and the LE D board itself can be bent in a required shape, which simplifies the processing technology of the LED board. It also improves the assembly efficiency of the product.

Problem solution

Technical solution

[0004] In order to achieve the above object, the utility model adopts the following technical solutions: A bendable LED board for a bulb lamp, which is composed of a plurality of layers of materials, including a conductive base layer, and a paint composited on the upper surface of the conductive base layer. a layer, a first glue layer, a heat conductive insulation layer, and a second glue layer, which are sequentially laminated on a lower surface of the conductive base layer, wherein the LED board has a polygonal substrate, and each edge of the polygonal substrate extends outward through a bent structure An LED lamp mounting plate integrally formed with the polygonal substrate and bendable is provided.

[0005] In the above-described bendable LED panel for a bulb lamp, a joint of the edge of the polygonal substrate and the LED lamp mounting panel constitutes a bent structure.

[0006] In the above-mentioned bendable LED board for a bulb lamp, a heat conducting layer is further laminated on an outer side surface of the second glue layer, and the bent structure is at a corner of the polygonal substrate and A gap and a hole for bending are attached to the bent LED lamp mounting plate.

[0007] In the above-mentioned bendable LED panel for a bulb lamp, a composite layer is further laminated on the outer side of the second glue layer. a heat conducting layer, wherein the bent structure has a notch for bending at a corner of the polygonal substrate.

[0008] In the above bendable LED panel for a bulb lamp, the total thickness of the LED panel is less than or equal to 0.2 m.

[0009] In the above bendable LED panel for a bulb lamp, the total thickness of the LED panel is less than or equal to 0.4 mm.

[0010] In the above-described bendable LED panel for a bulb lamp, the contour edge of the LED lamp mounting panel is a rectangular shape, an arc shape, a trapezoidal shape, a triangular shape, an octagonal shape or a hexagonal shape.

Advantageous effects of the invention

Beneficial effect

[0011] The utility model has the advantages that: the utility model adopts a multi-layer composite conductive layer structure, and all the combined layers are made of flexible materials, and the LED board itself can be required according to the shape of the lamp without requiring mechanical processing. Bending, simplifying the processing of the LED board and improving the assembly efficiency of the product.

Brief description of the drawing

DRAWINGS

1 is a cross-sectional structural view of a flexible LED board of the present invention for a bendable LED board of the present invention;

2 is a schematic view showing a bent structure of the bendable LED board for the bulb lamp shown in FIG. 1;

3 is a cross-sectional structural view of a second embodiment of a bendable LED panel for a bulb lamp assembled on a heat sink base of the lamp; [0014] FIG.

4 is a schematic view showing a first bending structure of the bendable LED panel for the bulb lamp shown in FIG. 3; [0015] FIG.

5 is a schematic view showing a second bending structure of the bendable LED panel for the bulb shown in FIG. 3.

Embodiments of the invention

[0017] Embodiment 1: Referring to FIG. 1 and FIG. 2: The composition of the LED board is composed of a paint layer 1, a conductive layer 2, a first glue layer 3, a thermal conductive insulating layer 4, and a second glue layer 5, and the LED board There is a polygonal substrate 6, and each edge of the polygonal substrate 6 extends outwardly through a bent structure to form an LED lamp mounting plate 8 integrally formed with the polygonal substrate and bendable. Each edge of the polygonal substrate 6 is mounted with the bent LED light The board is integrally formed. The junction of the edge of the polygonal substrate 6 and the LED lamp mounting plate 8 constitutes a bent structure 11.

[0018] In the LED lamp, the LED board can be directly attached to the heat dissipation body of the LED product by using the second glue layer 5, as shown in FIG. 1, the total thickness can be less than 0.2 mm, so the flexibility is better. It is convenient to form any angle of 60 degrees or more. This not only improves efficiency, but also prevents LEDs from being damaged due to bending during assembly.

[0019] The outline edge of the LED lamp mounting plate 8 is square.

[0020] Embodiment 2: Referring to FIG. 3, FIG. 4, FIG. 5: The bendable LED board for the bulb lamp is composed of a multi-layer material composite, the paint layer 1, the conductive base layer 2, and the first glue layer. 3. The thermal conductive insulating layer 4, the second adhesive layer 5, and the heat conductive layer 6; the LED board has a polygonal substrate 5, and each edge of the polygonal substrate 5 extends outwardly through a bent structure to form an integral shape with the polygonal substrate. , and the bendable LED lamp mounting plate 8.

[0021] As shown in FIG. 4, a bent structure is at a corner of the polygonal substrate 5 and a bent LED lamp mounting plate.

The 8-phase joint is provided with a notch 9 and a hole 11 for bending. In the bend, it is ensured that the LED panel is bent and bent only where it needs to be bent, and it is kept flat where it is not required to be bent.

[0022] As shown in FIG. 5; another bending structure is a notch for bending at the corner of the polygonal substrate 5;

. This type of structure also ensures that the LED panel is bent only when it is bent, and it is kept flat where it is not required to be bent.

[0023] The outline edge of the LED lamp mounting board 8 is square.

[0024] The total thickness of the LED panel of the above structure does not exceed 0.4 mm; all of the combined layers are made of a flexible material, and the LED panel can be bent freely.

Claims

Claim

[Claim 1] A bendable LED board for a bulb lamp, which is composed of a plurality of layers of materials, the multilayer material comprising a conductive base layer, a paint layer laminated on the upper surface of the conductive base layer, and sequentially compounded a first glue layer, a heat conductive insulation layer, and a second glue layer on the lower surface of the conductive base layer, wherein: the LED board has a polygonal substrate, and each edge of the polygonal substrate extends outward through a bent structure An LED lamp mounting plate integrally formed with the polygonal substrate and bendable is provided.

[Claim 2] The bendable LED panel for a bulb lamp according to claim 1, wherein: the connection between the edge of the polygonal substrate and the LED lamp mounting plate constitutes a bent structure.

[Claim 3] The bendable LED board for a bulb lamp according to claim 1, wherein: a heat conducting layer is further laminated on an outer side of the second glue layer, and the bending structure is A notch and a hole for bending are formed at a corner of the polygonal substrate and at a connection with the bent LED lamp mounting plate.

[Claim 4] The bendable LED board for a bulb lamp according to claim 1, wherein: a heat conducting layer is further laminated on an outer side of the second glue layer, and the bending structure is A notch for bending is formed at a corner of the polygonal substrate.

[Claim 5] The bendable LED panel for a bulb lamp according to claim 3, wherein: the total thickness of the LED panel is less than or equal to 0.2 mm.

[Claim 6] The bendable LED panel for a bulb lamp according to claim 4, wherein: the total thickness of the LED panel is less than or equal to 0.4 mm.

[Claim 7] The bendable LED board for a bulb lamp according to claim 1, wherein: the outline edge of the LED lamp mounting board is rectangular, curved, trapezoidal, triangular, and octagonal Shape or hexagon.