CN203848075U

CN203848075U - LED color change soft strip lamp

Info

Publication number: CN203848075U
Application number: CN201420160222.5U
Authority: CN
Inventors: 张兵
Original assignee: Photoelectric Co Ltd Of Thinker Of Shenzhen
Current assignee: Shenzhen chuangxiang Au Optronics Co
Priority date: 2014-04-03
Filing date: 2014-04-03
Publication date: 2014-09-24
Anticipated expiration: 2024-04-03

Abstract

The utility model discloses an LED color change soft strip lamp which comprises a flexible circuit board and a plurality of bicolor LED lamp groups in series connection sequentially. The bicolor LED lamp groups are linearly fixed on the flexible circuit board and electrically connected with the flexible circuit board; and grounding wires, cold white light wires and warm white light wires are fixed at two tail ends of the flexible circuit board. Each bicolor LED lamp group comprises a plurality of double-cup LED lamp beads, every two adjacent double-cup LED lamp beads are electrically connected through a resistor, each double-cup LED lamp bead comprises a warm white light chip and a cold white light chip which are packed in sealant, the warm white light chips are electrically connected with the warm white light wires, and the cold white light chips are electrically connected with the cold white light wires. Work of a cold white light source is achieved through the cold white light wires, work of a warm white light source is achieved through the warm white light wires, the structure integrates warm white light and cold white light, conversion work of the warm white light source and the cold white light source is achieved, the warm white light source and the cold white light source can work synchronously or independently according to the occasions, the dimming effect of the warm white light and the cold white light is achieved, and the cost is greatly reduced.

Description

The soft lamp band of LED variable color

Technical field

The utility model relates to lighting field, relates in particular to the soft lamp band of a kind of LED variable color.

Background technology

LED lamp band refers to LED is assembled on banded wiring board, because its shape is gained the name as a strap, because its life-span is generally at 3-5 ten thousand hours, environmental protection and show up prominently in various illuminating industries gradually.And at present lamp band on the market mainly contains two kinds, monochromatic burner band and lampion band, the LED such as traditional 3528,3014,5630 can only realize monochromatic effect, 5050 can gather the LED such as RGB is integrated and can realizes color discoloring effect, this lampion band need to be realized variable color by the LED lamp of multiple different colours, but is difficult to realize warm white to the color changeable effect between cold white light.Therefore cannot meet in use the demand in market.

Utility model content

For the weak point existing in above-mentioned technology, the utility model provides a kind of simple operation and the soft lamp band of cost-effective LED variable color, and warm white chip and cold white chip are gathered together, and the conversion that has realized warm cold light is used.

For achieving the above object, the utility model provides a kind of LED variable color soft lamp band, comprises FPC and multiple dual-colored LED lamp group of series connection successively; Multiple dual-colored LED lamp groups linearly type are fixed on FPC and with it and are electrically connected; On two ends of described FPC, be all fixed with earth connection, cold white light line and warm white line; Each dual-colored LED lamp group comprises multiple two cup LED lamp pearls, between every adjacent two two cup LED lamp pearls, is electrically connected by resistance; Each two cup LED lamp pearl comprises the warm white chip and the cold white chip that are encapsulated in fluid sealant, and described warm white chip is electrically connected with warm white line, and described cold white chip is electrically connected with cold white light line.

Wherein, each two cup LED lamp pearls also include support, and described support is fixed on FPC, and described warm white chip and cold white chip are also fixed on the rear light emitting source that forms on support together, and described fluid sealant is infused on the surface of light emitting source.

Wherein, described earth connection, cold white light line and warm white line are welded on respectively on two ends of FPC.

Wherein, on two ends of described FPC, be equipped with multiple welding holes, the core on described earth connection, cold white light line and warm white line is welded on respectively in corresponding welding hole, and its solder joint forms raised structures on FPC.

The beneficial effects of the utility model are: compared with prior art, the soft lamp band of LED variable color that the utility model provides, on this lamp band, be assembled with dual-colored LED lamp group, dual-colored LED lamp group comprises the warm white chip and the cold white chip that are encapsulated in fluid sealant, realize the work of cold white light source by cold white light line, realize the work in warm white source by warm white line, this structure gathers together warm white and cold white light, realize the conversion work of warm cold light source, can select both to work asynchronously or work independently according to occasion, and then realize the dimming effect of warm cold white light, greatly provide cost savings.The utlity model has simple in structure, reasonable in design, simple operation, easy to assembly, cost is low and operating efficiency high.

Brief description of the drawings

Fig. 1 is the structure chart of the soft lamp band of LED variable color of the present utility model;

Fig. 2 is the structure chart of dual-colored LED lamp group in the utility model.

Main element symbol description is as follows:

10, FPC 11, dual-colored LED lamp group

12, earth connection 13, cold white light line

14, warm white line 101, welding hole

102, solder joint 111, two glasss of LED lamp pearls

112, resistance 1111, warm white chip

1112, cold white chip 1113, support

Detailed description of the invention

In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is further described.

Refer to Fig. 1-2, the soft lamp band of LED variable color of the present utility model, comprises FPC 10 and multiple dual-colored LED lamp group 11 of series connection successively; Multiple dual-colored LED lamp groups 11 linearly type are fixed on FPC 10 and with it and are electrically connected; On two ends of FPC 10, be all fixed with earth connection 12, cold white light line 13 and warm white line 14; Each dual-colored LED lamp group 11 comprises multiple two cup LED lamp pearls 111, between every adjacent two two cup LED lamp pearls 111, is electrically connected by resistance 112; Each two cup LED lamp pearl 111 comprises the warm white chip 1111 and the cold white chip 1112 that are encapsulated in fluid sealant, and warm white chip 1111 is electrically connected with warm white line 14, and cold white chip 1112 is electrically connected with cold white light line 13.

Compared to the situation of prior art, the soft lamp band of LED variable color that the utility model provides, on this lamp band, be assembled with dual-colored LED lamp group 11, dual-colored LED lamp group 11 comprises the warm white chip 1111 and the cold white chip 1112 that are encapsulated in fluid sealant, realize the work of cold white light source by cold white light line 13, realize the work in warm white source by warm white line 14, this structure gathers together warm white and cold white light, realize the conversion work of warm cold light source, can select both to work asynchronously or work independently according to occasion, and then realize the dimming effect of warm cold white light, greatly provide cost savings.The utlity model has simple in structure, reasonable in design, simple operation, easy to assembly, cost is low and operating efficiency high.

In the present embodiment, each two cup LED lamp pearl 111 also includes support 1113, support 1113 is fixed on FPC 10, and warm white chip 1111 and cold white chip 1112 are also fixed on the rear light emitting source that forms on support 1113 together, and fluid sealant is infused on the surface of light emitting source.Realize on FPC 10 and being connected with the stable of chip by support 1113, improved the stability of structure.

In the present embodiment, earth connection 12, cold white light line 13 and warm white line 14 are welded on respectively on two ends of FPC 10.On two ends of FPC 10, be equipped with multiple welding holes 101, the core on earth connection 12, cold white light line 13 and warm white line 14 is welded on respectively in corresponding welding hole 101, and its solder joint 102 forms raised structures on FPC 10.Realizing being electrically connected of power line and FPC 10 by welding manner, certainly, be not limited to welding and realize electrical connection, can also be bonding other modes such as grade, as long as can realize both electric connection mode, all falls in protection domain of the present utility model.

The soft lamp band of LED variable color that the utility model provides, by regulating the ratio of warm white chip 1111 and cold white chip 1112 to realize the change color of warm white or cold white light light, solve conventional lights band and need to realize by the LED lamp of multiple different colours the defect of variable color.

Disclosed is above only several specific embodiment of the present utility model, but the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.

Claims

1. the soft lamp band of LED variable color, is characterized in that, comprises FPC and multiple dual-colored LED lamp group of series connection successively; Multiple dual-colored LED lamp groups linearly type are fixed on FPC and with it and are electrically connected; On two ends of described FPC, be all fixed with earth connection, cold white light line and warm white line; Each dual-colored LED lamp group comprises multiple two cup LED lamp pearls, between every adjacent two two cup LED lamp pearls, is electrically connected by resistance; Each two cup LED lamp pearl comprises the warm white chip and the cold white chip that are encapsulated in fluid sealant, and described warm white chip is electrically connected with warm white line, and described cold white chip is electrically connected with cold white light line.

2. the soft lamp band of LED variable color according to claim 1, it is characterized in that, each two cup LED lamp pearl also includes support, described support is fixed on FPC, described warm white chip and cold white chip are also fixed on the rear light emitting source that forms on support together, and described fluid sealant is infused on the surface of light emitting source.

3. the soft lamp band of LED variable color according to claim 1, is characterized in that, described earth connection, cold white light line and warm white line are welded on respectively on two ends of FPC.

4. the soft lamp band of LED variable color according to claim 3, it is characterized in that, on two ends of described FPC, be equipped with multiple welding holes, core on described earth connection, cold white light line and warm white line is welded on respectively in corresponding welding hole, and its solder joint forms raised structures on FPC.