CN218763279U

CN218763279U - CSP lamp bead structure with optical lens

Info

Publication number: CN218763279U
Application number: CN202222717393.0U
Authority: CN
Inventors: 张小斌; 罗建华
Original assignee: Toyo Industry Guangdong Co ltd
Current assignee: Toyo Industry Guangdong Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-03-28
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a take CSP lamp pearl structure of optical lens, include: the base is provided with at least two positioning column assemblies which are distributed around the light source assembly, a heat dissipation channel is arranged between the positioning column assemblies, and the positioning column assemblies are connected with optical lenses so that light rays of the light source assembly can pass through the optical lenses; by adopting the structure, the heat dissipation channel is arranged, so that the heat of the light source component can be dissipated through the heat dissipation channel, and the heat dissipation capability is improved.

Description

CSP lamp bead structure with optical lens

Technical Field

The utility model relates to a CSP lamps and lanterns technical field especially relates to a take CSP lamp pearl structure of optical lens.

Background

CSP (Chip Scale Package), chip Scale size encapsulation lamp pearl structure, it is by the flip Chip that is located the center, it constitutes around flip Chip fluorescent glue all around, directly pass through the solder welding with the LED wafer during use and can realize the light-emitting on the base plate, save the bonding wire process, therefore packaging efficiency has been improved, CSP lamp pearl is single face light-emitting or five-sided light-emitting usually, traditional CSP lamp pearl is in the in-service use, the light of shining out can only be for being dispersed form, and we need the light of CSP lamp pearl to gather some when daily use CSP lamp pearl, and special focus lamp pearl price is more expensive.

Chinese utility model patent CN214477536U provides a taper lens CSP lamp bead, which comprises a base, an LED wafer, packaging glue, fluorescent glue and a taper lens, wherein the top of the base is fixedly provided with the LED wafer, the outside of the LED wafer is fixedly bonded with the packaging glue, and the top of the LED wafer is fixedly bonded with the fluorescent glue; the emitted light is more concentrated.

However, in the actual use process of the product, the LED chip is tightly wrapped by the fluorescent glue and the packaging glue, so that the illumination effect of the LED chip can be affected by high temperature under long-term operation.

Therefore, the CSP lamp bead structure with the optical lens, which can effectively dissipate heat, is lacked at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a take optical lens and effective radiating CSP lamp pearl structure.

The utility model discloses a solve its technical problem and the technical scheme who adopts provides a take optical lens's CSP lamp pearl structure, include: the base and set up the light source subassembly on the base, be provided with two reference column subassemblies at least on the base, the reference column subassembly distributes around the light source subassembly, has heat dissipation channel between the reference column subassembly, is connected with optical lens on the reference column subassembly so that the light of light source subassembly can pass optical lens.

As a further improvement of the present invention, the light source assembly includes at least one first light source capable of emitting a first color light and at least one second light source capable of emitting a second color light.

As a further improvement, the light source component comprises an LED wafer and a fluorescent powder layer which covers the upper surface of the LED wafer and the side face of the periphery, the base is provided with a welding pad, and the pins of the LED wafer are arranged on the welding pad.

As a further improvement of the utility model, the positioning column component comprises at least one positioning column arranged on the base, and the optical lens is connected on the positioning column.

As a further improvement, the peripheral outer side walls of the positioning columns are provided with adhesive, and the adhesive contacts the optical lens and the base.

As a further improvement, the positioning column is coated with adhesive glue.

The beneficial effects of the utility model are that:

1. be provided with heat dissipation channel, make the heat of light source subassembly give off through heat dissipation channel, improve the heat-sinking capability, improve the life of product, avoid arousing the light attenuation because of light source subassembly generates heat under long-term operating condition.

2. The light source component can be freely combined by different LED wafers, and each fluorescent powder layer covered on the LED wafers can also be a fluorescent powder layer with different colors, so that different lighting effects, single light or multiple lights are realized.

3. Different types of optical lenses can be installed according to different lighting requirements, so that the product has higher compatibility and practicability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a structural sectional view of a first embodiment of the present invention;

fig. 3 is a structural sectional view of a second embodiment of the present invention;

fig. 4 is a light ray diagram of a first embodiment of the present invention;

fig. 5 is a light ray diagram according to a second embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-3, the utility model provides a take CSP lamp pearl structure of optical lens, include: the light source comprises a base 1 and a light source component 2 arranged on the base 1, wherein at least two positioning column components are arranged on the base 1, the positioning column components are distributed around the light source component 2, a heat dissipation channel is arranged between the positioning column components, and an optical lens 5 is connected to the positioning column components so that light rays of the light source component 2 can pass through the optical lens 5; the heat dissipation channel is arranged, and external air can exchange heat with the light source component 2, so that heat of the light source component 2 is dissipated through the heat dissipation channel, and the heat dissipation capacity is improved; and through reference column subassembly and optical lens 5's setting, can let optical lens 5 set up on light source subassembly 2 so that light can pass optical lens 5, when improving the heat-sinking capability, does not reduce the effect of illumination.

Referring to fig. 4 and 5, the present invention can install different kinds of optical lenses 5 according to different lighting requirements, so that the product has higher compatibility and practicability.

As can be seen with reference to fig. 2 and 3, the light source assembly 2 comprises at least one first light source capable of emitting light of a first type and at least one second light source capable of emitting light of a second type; the light source assembly 2 is composed of light sources emitting different kinds of colored light, so that different light mixing effects are achieved, and the lighting effect and the attractiveness are improved.

Referring to fig. 2 and 3, the light source assembly 2 includes an LED chip 21 and a phosphor layer 22 covering the upper surface and peripheral side surfaces of the LED chip 21, a bonding pad 7 is disposed on the base 1, and a lead of the LED chip 21 is disposed on the bonding pad 7; the pins of the base 1 and the LED wafer 21 are connected through the conductive welding pads 7, so that the LED wafer 21 is electrically connected; the LED chips 21 may be provided with a plurality of LED chips 21, and the phosphor layers 22 disposed on the LED chips 21 may also be different colors, so that different light source assemblies 2 can be made according to different illumination requirements.

Referring to fig. 2 and 3, the positioning column assembly includes at least one positioning column 3 disposed on the base 1, and the optical lens 5 is connected to the positioning column 3; the positioning column assembly can also be composed of a plurality of positioning columns 3 to improve the stability of assembly.

Referring to fig. 2 and 3, the peripheral outer side wall of the positioning column 3 is provided with an adhesive 4, and the adhesive 4 contacts the optical lens 5 and the base 1; as a preferred scheme of the utility model, be equipped with adhesive 4 through the lateral wall all around at reference column 3, can make 3 fixed connection of reference column on base 1 to also can make 5 fixed connection of optical lens on reference column 3, the structure is simple and convenient, and the processing cost is low.

Certainly, the adhesive 4 can also be coated on the positioning column 3, and in the processing process, the adhesive 4 is firstly coated on the positioning column 3 and then is inserted into the base 1 to be fixed.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a take optical lens's CSP lamp pearl structure, includes: base (1) and setting are in light source subassembly (2) on base (1), its characterized in that, be provided with two reference column subassemblies on base (1) at least, the reference column subassembly centers on light source subassembly (2) distributes, heat dissipation channel has between the reference column subassembly, be connected with optical lens (5) on the reference column subassembly so that the light of light source subassembly (2) can pass optical lens (5).

2. The CSP lamp bead structure with optical lens according to claim 1, characterized in that said light source assembly (2) comprises at least one first light source capable of emitting a first color light and at least one second light source capable of emitting a second color light.

3. The CSP lamp bead structure with the optical lens as claimed in claim 1, wherein the light source assembly (2) comprises an LED wafer (21) and a phosphor layer (22) covering the upper surface and the peripheral side surface of the LED wafer (21), the base (1) is provided with a pad (7), and the leads of the LED wafer (21) are arranged on the pad (7).

4. The CSP lamp bead structure with the optical lens as claimed in claim 1, wherein the positioning column assembly comprises at least one positioning column (3) disposed on the base (1), and the optical lens (5) is connected to the positioning column (3).

5. The CSP lamp bead structure with the optical lens as claimed in claim 4, wherein the positioning column (3) is provided with an adhesive (4) on the outer peripheral wall, and the adhesive (4) contacts the optical lens (5) and the base (1).

6. The CSP lamp bead structure with the optical lens as claimed in claim 4, wherein the positioning column (3) is coated with an adhesive (4).