CN210866174U

CN210866174U - LED lamp and LED lamp assembly

Info

Publication number: CN210866174U
Application number: CN201922262022.6U
Authority: CN
Inventors: 曾纪亮; 朱保科; 周晓明; 魏毅
Original assignee: Shenzhen Coolight Opt Ele Co ltd
Current assignee: Shenzhen Coolight Opt Ele Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-06-26
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a LED lamp and an LED lamp assembly, wherein the LED lamp comprises an LED bracket, a first electrode pad, a second electrode pad, an insulating layer for separating the first electrode pad from the second electrode pad, and a gold thread; the LED bracket is of a hollow structure in the middle; the first electrode pad, the second electrode pad and the insulating layer are arranged at the bottom of the LED support, and the long edge of the first electrode pad and the long edge of the second electrode pad are arranged along the long edge direction of the LED support; the LED chip is arranged in the middle hollow structure of the LED bracket and is arranged on the first electrode pad or the second electrode pad; the LED chips are connected in parallel or in series through gold wires; the pins of the LED chip are electrically connected with the first electrode bonding pad and the second electrode bonding pad through gold wires; and fluorescent powder and glue are filled in the middle hollow structure and used for sealing the LED chip. The utility model discloses can realize that LED violently pastes.

Description

LED lamp and LED lamp assembly

Technical Field

The utility model relates to a LED technical field, more specifically relates to a LED lamp and LED banks spare.

Background

At present, conventional LED flexible light bars do not have professional corresponding LEDs, and are all conventional SMD LEDs on the market. The LEDs of the conventional LED light bar are vertically attached, the long edge direction and the FPCB are vertical, and the bonding pads are exposed at the end edge and cannot be transversely attached. The structure has the problem that the strength of an LED bracket is insufficient in the application of the LED flexible lamp strip.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the LED of current conventionality and adopt perpendicular subsides in the soft lamp strip of LED is used, lead to having the not enough problem of LED support intensity, provide a LED lamp and LED banks spare, its utensil can strengthen the intensity of LED support.

In order to realize the above, the utility model discloses the purpose, the technical scheme of adoption as follows: an LED lamp comprises an LED bracket, a first electrode pad, a second electrode pad, an insulating layer for separating the first electrode pad from the second electrode pad, gold wires and an LED chip;

the LED bracket is of a hollow structure in the middle;

the first electrode pad, the second electrode pad and the insulating layer are arranged at the bottom of the LED support, and the long edge of the first electrode pad and the long edge of the second electrode pad are arranged along the long edge direction of the LED support;

the LED chip is arranged in the middle hollow structure of the LED bracket and is arranged on the first electrode pad or the second electrode pad;

the LED chips are connected in parallel or in series through gold wires;

the pins of the LED chip are electrically connected with the first electrode bonding pad and the second electrode bonding pad through gold wires;

and fluorescent powder and glue are filled in the middle hollow structure and used for sealing the LED chip.

The utility model discloses with first electrode pad, second electrode pad setting on the long limit of LED support, the LED of having solved conventional LED lamp strip all erects to paste, and long limit direction and FPCB are the vertically, and the pad all is out at the end limit, can not violently paste the problem. The utility model discloses with the electrode pad setting on long limit direction, the joint strength of its structure is stronger, can violently paste the use, and can reduce the board width for what FPCB can do is narrower, uses more extensively.

Preferably, the insulating layer is arranged in a zigzag structure.

Furthermore, the middle hollow structure is set into a special-shaped funnel reflection cup structure.

Still further, the LED chip adopts polycrystal chip.

And furthermore, the fluorescent powder and the glue filled in the middle hollow structure are flush with the top of the middle hollow structure.

Based on the LED lamp, the utility model also provides an LED lamp assembly, which comprises a plurality of LED lamps and a printed circuit board made of flexible base materials; the LED lamps are transversely connected with the printed circuit board in a sticking mode.

The utility model has the advantages as follows: the utility model discloses with the pad setting on the long limit of LED support, realize that LED and FPCB violently paste for LED support intensity increases, the effectual problem of LED support intensity not enough in LED soft lamp strip is used of having solved.

Drawings

Fig. 1 is an anatomical view of an LED lamp according to embodiment 1.

Fig. 2 is a left side cross-sectional view of the LED lamp according to embodiment 1.

Fig. 3 is a front cross-sectional structural view of the LED lamp described in embodiment 1.

Fig. 4 is a bottom structural view of the LED lamp described in embodiment 1.

In the figure, 1-LED support, 2-first electrode bonding pad, 3-second electrode bonding pad, 4-insulating layer, 5-LED chip, 6-fluorescent powder and glue.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1, 2, 3 and 4, an LED lamp includes an LED support 1, a first electrode pad 2, a second electrode pad 3, an insulating layer 4 for separating the first electrode pad 2 from the second electrode pad 3, a gold wire, and an LED chip 5;

the LED bracket 1 is of a hollow structure in the middle;

the first electrode pad 2, the second electrode pad 3 and the insulating layer 4 are arranged at the bottom of the LED support 1, and the long edge of the first electrode pad 2 and the long edge of the second electrode pad 3 are arranged along the long edge direction of the LED support 1;

the LED chip 5 is arranged in the middle hollow structure of the LED bracket 1 and is arranged on the first electrode pad 2, the second electrode pad 3 or the insulating layer 4; in a specific application, the LED chip 5 is fixed on the first electrode pad 2 or the third electrode pad 3 or the insulating layer 4 using an insulating paste. The insulating paste can play a role in fixing and also can play a role in insulation, so that the LED chip 5 is separated from the first electrode pad 2 and the second electrode pad 3.

The LED chips 5 are connected in parallel or in series through gold wires;

the pins of the LED chip 5 are electrically connected with the first electrode bonding pad 2 and the second electrode bonding pad 3 through gold wires;

and fluorescent powder and glue 6 are filled in the middle hollow structure and used for sealing the LED chip 5. In this embodiment, the phosphor and the glue are mixed for sealing the LED chip 5. The fluorescent powder and the glue filled in the middle hollow structure are flush with the top of the middle hollow structure.

In the embodiment, the insulating layer 4 and the LED bracket 1 are arranged into an integrated structure; the cross section of the LED bracket 1 is arranged into a convex structure.

The first electrode pad 2 and the second electrode pad 3 are arranged on the long edge of the LED support 1, so that the lengths of the first electrode pad 2 and the second electrode pad 3 are maximized, and when the first electrode pad and the second electrode pad are connected with a printed circuit board, the contact area is maximum, and the connection is more stable. The LED that this embodiment had solved conventional LED lamp strip all erects to paste, and long edge direction and printed circuit board are vertically, and the pad all is out at the end limit, can not violently paste the problem, and this embodiment sets up the pad on long edge direction, and the joint strength of its structure is stronger, can violently paste the use, and can reduce the board width for narrower that FPCB can do, use more extensively.

In a particular embodiment, the insulating layer 4 is arranged in a zigzag configuration. The first electrode pad 2 and the second electrode pad 3 are respectively positioned at two sides of the insulating layer 4.

In a specific embodiment, the middle hollow structure of the LED support 1 is configured as a shaped funnel reflective cup structure in this embodiment. Arranging a first electrode pad 2, a second electrode pad 3 and an insulating layer 4 at the bottom of an LED bracket 1, thereby sealing one end of a middle hollow structure; as shown in FIG. 1, the structure can save glue and fluorescent powder and greatly improve the light extraction rate.

When actually designing the LED, the LED chip 5 can adopt a polycrystalline chip, the heat of the polycrystalline chip is more dispersed, the light-emitting efficiency is higher, thereby achieving the light-emitting efficiency of a big chip and reducing the cost, the color consistency of the LED is better, the yield is higher, the elliptical yield of the 3SDCM can reach more than 90%, the problem of the previous multi-color BIN is solved, the LED lamp strip is more convenient to produce and use, and the comprehensive cost is greatly reduced.

Example 2

Based on the LED lamp described in embodiment 1, the present embodiment further provides an LED lamp assembly, which includes a plurality of LED lamps as described in embodiment 1, and a printed circuit board (FPCB) made of a flexible substrate; the LED lamp and the printed circuit board are transversely pasted and connected, and because the contact surface of the LED lamp and the printed circuit board is increased, compared with the traditional vertical pasting, the LED lamp and the printed circuit board are more stably connected. The FPCB of the printed circuit board comprises an insulating base material and a conducting layer, and a bonding agent can be arranged between the insulating base material and the conducting layer.

This embodiment will adopt in specific soft lamp strip of LED uses LED lamp and FPCB violently paste, increased LED support intensity. The FPCB can reduce the board width, so that the FPCB can be made narrower and has wider application. In the same case, the FPCB over-current is stronger by this embodiment arrangement than the conventional arrangement.

The embodiment firstly solves the problem that the strength of the LED bracket in the application of the LED soft light bar is not enough. And secondly, the light-emitting angle of the LED is changed, so that the light-emitting efficiency is higher and the energy is saved. And then, the polycrystalline chip is adopted, so that the heat of the LED chip is more dispersed, the luminous efficiency is higher, the color consistency is better, the cost performance is higher, and the LED is economical and practical.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An LED lamp, characterized in that: the LED chip comprises an LED bracket, a first electrode pad, a second electrode pad, an insulating layer for separating the first electrode pad from the second electrode pad, a gold wire and an LED chip;

the LED bracket is of a hollow structure in the middle;

the LED chips are connected in parallel or in series through gold wires;

2. The LED lamp of claim 1, wherein: the insulating layer is arranged into a structure like a Chinese character ji.

3. The LED lamp of claim 2, wherein: the middle hollow structure is set into a special-shaped funnel light reflecting cup structure.

4. The LED lamp of claim 3, wherein: the LED chip is a polycrystalline chip.

5. The LED lamp of claim 4, wherein: the fluorescent powder and the glue filled in the middle hollow structure of the LED support are flush with the top of the middle hollow structure.

6. An LED lamp assembly, characterized in that: a printed circuit board made of a flexible substrate comprising a plurality of the LED lamps according to any one of claims 1 to 5; the LED lamps are transversely connected with the printed circuit board in a sticking mode.