Light source apparatus and method of manufacturing the same

Patent metadata

Field	Value
Publication number	US-10859217-B2
Application number	US-201715855541-A
Country	US
Kind code	B2
Filing date	Dec 27, 2017
Priority date	Dec 29, 2015
Publication date	Dec 8, 2020
Grant date	Dec 8, 2020

Abstract

Examples of the present disclosure disclose a light source apparatus and a method of manufacturing the light source apparatus. The light source apparatus includes a luminescent component having a substrate and at least two luminescent units disposed on the substrate, where the at least two luminescent units is arranged along a circular ring; and a light distribution component including an optical element provided with an annular lens or a transparent mask and a mounting part encircling the annular lens or the transparent mask and being connected with the optical element and the substrate, where the lens or the transparent mask receive emergent light of the at least two luminescent units and emitting the light after light distribution, and the mounting part is bonded to the substrate and is configured to fix the optical element above the at least two luminescent units.

First claim

What is claimed is:

1. A light source apparatus, comprising:
a luminescent component comprising a substrate and at least two luminescent units disposed on the substrate, two adjacent luminescent units of the at least two luminescent units are arranged along a circular ring at an orientation with two opposite sides of each of the at least two luminescent units aligned to form an inner circumference and an outer circumference of the circular ring; and
a light distribution component comprising an optical element provided with an annular lens and a mounting part encircling the annular lens and being connected with the optical element and the substrate, wherein
the optical element extends from a surface of the mounting part and is arranged along the circumference of the circular ring to accommodate the at least two luminescent units, the lens receives emergent light of the at least two luminescent units and emits the light after light distribution;
the annular lens includes an inner circumference and an outer circumference, the annular lens extending from the surface of the mounting part at both the inner circumference and the outer circumference;
the mounting part is bonded to the substrate and is configured to fix the optical element above the at least two luminescent units so as to adjust illuminating light emitted by the luminescent units through the optical element; and
a protective cover for covering the light distribution component, wherein the protective cover comprises an opening to allow the optical element to run through, the protective cover is detachably connected with the substrate, and the optical element is configured to run through a top surface of the protective cover.

2. The light source apparatus according to claim 1 , wherein the at least two luminescent units comprise cool color luminescent units and warm color luminescent units.

3. The light source apparatus according to claim 2 , wherein the cool color luminescent units and the warm color luminescent units are alternately arranged with one adjacent to another.

4. The light source apparatus according to claim 1 , wherein the optical element is configured to allow the illuminating light emitted by the luminescent units to converge or diffuse.

5. The light source apparatus according to claim 1 , wherein the top surface of the protective cover is bonded with the mounting part, or the top surface of the protective cover abuts against the mounting part and is detachably connected with the substrate.

6. The light source apparatus according to claim 1 , further comprising a drive unit disposed on the substrate, wherein the drive unit is electrically connected with the luminescent units and is configured to adjust current provided for the luminescent units.

7. The light source apparatus according to claim 6 , wherein the drive unit comprises an external interface configured to be connected with a power supply; and the power supply is connected with the external interface in a pluggable manner.

8. An illumination device, comprising:
a housing;
a power supply mounted on the housing; and
the light source apparatus according to claim 1 , wherein the light source apparatus is electrically connected with the power supply.

9. The illumination device according to claim 8 , wherein a number of storage bins is at least two; a number of the light source apparatuses is two; the light source apparatuses are detachably accommodated into the storage bins; and the two light source apparatuses are respectively electrically connected with the power supply which is at least partially extended into the storage bins.

10. The illumination device according to claim 9 , wherein the power supply is connected with an external interface of the light source apparatuses in a pluggable manner.

11. An illumination device, comprising:
a housing;
a power supply mounted on the housing;
at least one storage bin disposed on the housing; and
the light source apparatus according to claim 1 , wherein the light source apparatus is disposed in the storage bin and electrically connected with the power supply.

12. A method of manufacturing a light source apparatus, comprising:
providing a luminescent component comprising a substrate and at least two luminescent units disposed on the substrate, wherein two adjacent luminescent units of the at least two luminescent units are arranged along a circular ring at an orientation with two opposite sides of each of the at least two luminescent units aligned to form an inner circumference and an outer circumference of the circular ring; and
providing a light distribution component comprising an optical element provided with an annular lens and a mounting part encircling the annular lens and being connected with the optical element and the substrate, wherein
the optical element extends from a surface of the mounting part and is arranged along the circumference of the circular ring to accommodate the at least two luminescent units, the lens receives emergent light of the at least two luminescent units and emits the light after light distribution;
the annular lens includes an inner circumference and an outer circumference, the annular lens extending from the surface of the mounting part at both the inner circumference and the outer circumference;
the mounting part is bonded to the substrate and is configured to fix the optical element above the at least two luminescent units so as to adjust illuminating light emitted by the luminescent units through the optical element; and
a protective cover for covering the light distribution component, wherein the protective cover comprises an opening to allow the optical element to run through, the protective cover is detachably connected with the substrate, and the optical element is configured to run through a top surface of the protective cover.

13. The light source apparatus according to claim 1 , wherein the optical element is configured to allow an illumination angle of the illuminating light emitted by the luminescent units to be 30°, 60°, 90°, or 130°, and the annular lens is configured to be total internal reflection (TIR) configuration so as to extend or collimate the illuminating light.

14. The illumination device according to claim 9 , wherein the number of the light source apparatuses is capable of being adjusted by assembling or dissembling in response to changes of lighting environments, and the light source apparatuses, when assembled, are mounted in the storage bins in one-to-one correspondence.

Assignees

• Opple Lighting Co Ltd

Inventors

• Liu Chaobo
• Wang Hongbo
• Xu Xiaowei
• Feng Xuejun

Classifications

• F21V15/01

  Housings, e.g. material or assembling of housing parts (F21V15/02 takes precedence {housings forming signs or letters G09F13/04}) · CPC title

• F21Y2115/10

  Light-emitting diodes [LED] · CPC title

• F21V5/007

  Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane (combination of two or more refractors F21V5/008) · CPC title

• F21V23/02

  the elements being transformers, impedances {or power supply units, e.g. a transformer with a rectifier} · CPC title

• F21V5/00

  Refractors for light sources (characterised by cooling arrangements F21V29/504) · CPC title