CN215807956U

CN215807956U - Light emitting device

Info

Publication number: CN215807956U
Application number: CN202121842019.2U
Authority: CN
Inventors: 艾元平
Original assignee: Guangzhou Desheng Photoelectric Technology Inc
Current assignee: Guangzhou Desheng Photoelectric Technology Inc
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-11
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a light-emitting device, which comprises a base, a light source part and a fluorescent part, wherein the light source part and the fluorescent part are arranged on the base; the light source component is positioned on one side of the fluorescent component, the fluorescent component is provided with a fluorescent surface, light beams generated by the light source component are irradiated on the fluorescent surface, and the fluorescent surface and the light beams are obliquely arranged; the light source component and the fluorescent component are mutually independent to dissipate heat, and the heat dissipation effect is better, so the brightness of the light source component is further improved.

Description

Light emitting device

Technical Field

The utility model relates to the field of lamps, in particular to a light-emitting device.

Background

In order to realize rich illumination and decorative effects, a light-emitting device with high brightness is required as a light source for a decorative lamp. At present, a light emitting device generally uses a transmissive fluorescent sheet integrated with a light source part (e.g., a laser light source, an LED) of the light emitting device, the light emitted from the light source part irradiates and penetrates the transmissive fluorescent sheet, and the fluorescent sheet excites light with higher brightness after being irradiated by the light source part. Because the light source part can produce a large amount of heats in the course of operation, simultaneously, the transmission type fluorescence piece also can produce a large amount of heats when being struck and arousing, leads to the transmission type fluorescence piece and the light source part heat dissipation difficulty of integration together, causes the light source part to produce the colour temperature drift and accelerates the light decay. In order to prevent the light source unit from generating color temperature drift and accelerating light decay, the current solution is to reduce the brightness of the light source unit to reduce the amount of heat generated by the light source unit and the transmissive fluorescent sheet.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a light-emitting device to solve the problem that the transmission type fluorescent sheet and the light source component of the prior light-emitting device are difficult to dissipate heat.

The purpose of the utility model is realized by adopting the following technical scheme:

a light-emitting device comprises a base, a light source component and a fluorescent component, wherein the light source component and the fluorescent component are arranged on the base;

the light source component is positioned on one side of the fluorescent component, the fluorescent component is provided with a fluorescent surface, light beams generated by the light source component are irradiated on the fluorescent surface, and the fluorescent surface and the light beams are obliquely arranged.

In some optional embodiments, a lens is disposed on the base, the lens is located between the light source component and the fluorescent component, and the light beam is refracted by the lens and then irradiates the fluorescent surface.

In some optional embodiments, a first mounting block is disposed on the base, the first mounting block is provided with a first through hole, the lens is disposed on the first mounting block, and the lens and the first through hole are coaxially disposed.

In some optional embodiments, a second mounting block is disposed on the base and opposite to the first mounting block, the second mounting block is provided with a second through hole coaxial with the first through hole, and the light source component is disposed through the second through hole.

In some optional embodiments, the fluorescent lamp further comprises a connecting part, one end of the connecting part is detachably connected to the base, the other end of the connecting part is provided with a receiving groove, and the fluorescent part is embedded in the receiving groove.

In some optional embodiments, the base is provided with a mounting hole, and the end of the connecting part is detachably arranged in the mounting hole.

In some optional embodiments, a third mounting block is disposed on the base, the third mounting block is provided with the mounting hole, a first connecting hole penetrating through the mounting hole is formed in an outer side wall of the third mounting block, a second connecting hole is formed in an outer side wall of an end portion of the connecting part, and positions of the first connecting hole and the second connecting hole correspond to each other.

In some optional embodiments, the fluorescent surface and the light beam form an angle of 130-150 °.

In some optional embodiments, the base is provided with a first mounting surface arranged in parallel with the fluorescent surface, and the first mounting surface is provided with a first fixing hole.

In some optional embodiments, the base is provided with a second mounting surface which is perpendicular to the fluorescent surface, and the second mounting surface is provided with a second fixing hole.

Compared with the prior art, the utility model has the beneficial effects that:

the light source component is positioned on one side of the fluorescent component, the light beam generated by the light source component irradiates the fluorescent surface of the fluorescent component, the fluorescent surface and the light beam are obliquely arranged, the fluorescent component is irradiated by the light source component to excite light with higher brightness, the light source component and the fluorescent component are mutually independent to dissipate heat, and the heat dissipation effect is better.

Drawings

Fig. 1 is one of the overall structural diagrams of the light emitting device of the present invention;

fig. 2 is an exploded schematic view of the light emitting device of the utility model;

fig. 3 is a schematic side view of the light emitting device of the present invention;

fig. 4 is a second schematic view of the overall structure of the light emitting device of the present invention;

in the figure:

10. a base; 11. a first mounting block; 111. a first through hole; 12. a second mounting block; 121. a second through hole; 13. a third mounting block; 131. mounting holes; 132. a first connection hole; 14. a first mounting surface; 141. a first fixing hole; 15. a second mounting surface; 151. a second fixing hole; 20. a light source part; 30. a fluorescent member; 31. a fluorescent surface; 40. a lens; 50. a connecting member; 51. an accommodating groove; 52. and a second connection hole.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a light emitting device of the present invention is schematically shown, including a base 10, a light source part 20, and a fluorescent part 30. The light source unit 20 may be a laser light source or an LED light source; the fluorescent member 30 is a reflective fluorescent sheet, and when the blue light emitted from the light source member 20 is irradiated to the fluorescent member 30, the fluorescent member 30 can excite stronger light.

The light source part 20 and the fluorescent part 30 are disposed on the base 10, and the light source part 20 is positioned at one side of the fluorescent part 30. The fluorescent member 30 has a fluorescent surface 31, and the light beam generated by the light source member 20 is irradiated to the fluorescent surface 31, and the fluorescent surface 31 is provided obliquely to the light beam. Preferably, as shown in fig. 3, the fluorescent surface 31 has an angle of 130 to 150 ° with respect to the light beam. The light source unit 20 and the fluorescent unit 30 are independent of each other to dissipate heat, so that the heat dissipation effect is better, and thus, the brightness of the light source unit 20 is further improved.

In order to focus the light beam generated by the light source unit 20 on the fluorescent screen 31, a lens 40 is disposed on the base 10, the lens 40 is located between the light source unit 20 and the fluorescent unit 30, and the light beam is refracted by the lens 40 and then irradiated on the fluorescent screen 31.

Specifically, as shown in fig. 2, a first mounting block 11 is disposed on the base 10, a first through hole 111 is disposed on the first mounting block 11, and the lens 40 is disposed on the first mounting block 11 and the lens 40 is disposed coaxially with the first through hole 111. The base 10 is provided with a second mounting block 12 opposite to the first mounting block 11, a gap for cooling airflow to flow through is provided between the first mounting block 11 and the second mounting block 12, the second mounting block 12 is provided with a second through hole 121 coaxial with the first through hole 111, and the light source component 20 is arranged through the second through hole 121. The spaced first and second mounting blocks 11 and 12 may separate the lens 40 from the light source part 20 so as not to influence the lens 40 from heat dissipation of the light source part 20.

In order to facilitate the quick replacement of different kinds of fluorescent members 30 or the quick replacement of damaged fluorescent members 30, the light emitting device of the present invention further includes a connection member 50, and the connection member 50 has a cylindrical structure. One end of the connecting member 50 is detachably connected to the base 10, the other end of the connecting member 50 is provided with a receiving groove 51, and the fluorescent member 30 is fitted in the receiving groove 51. In practical use, each connecting member 50 corresponds to one fluorescent member 30, and the two fluorescent members can be integrated into a whole structure, and the connecting member 50 serves as a bearing structure of the fluorescent member 30 to be replaced as a whole.

Further, a third mounting block 13 is disposed on the base 10, a mounting hole 131 is formed in the third mounting block 13, the end portion of the connecting member 50 is detachably inserted into the mounting hole 131, a first connecting hole 132 penetrating through the mounting hole 131 is formed in an outer side wall of the third mounting block 13, a second connecting hole 52 is formed in an outer side wall of the end portion of the connecting member 50, and positions of the first connecting hole 132 and the second connecting hole 52 correspond to each other. Fasteners such as screws, bolts, etc. are conventionally inserted through the first and second coupling holes 132 and 52 to couple the coupling member 50 with the third mounting block 13.

In order to attach the base 10 to the decorative lamp, as shown in fig. 4, the base 10 is provided with a first attachment surface 14 provided in parallel with the fluorescent surface 31 and a second attachment surface 15 provided perpendicular to the fluorescent surface 31, the first attachment surface 14 is provided with first fixing holes 141, and the second attachment surface 15 is provided with second fixing holes 151. The first fixing hole 141 is coupled to the light fixture using a conventional fastener such as a screw or a bolt, and/or the second fixing hole 151 is coupled to the light fixture using a conventional fastener such as a screw or a bolt.

Compared with the prior art, the utility model has the beneficial effects that:

the light source component 20 is positioned at one side of the fluorescent component 30, the light beam generated by the light source component 20 irradiates the fluorescent surface 31 of the fluorescent component 30, the fluorescent surface 31 and the light beam are obliquely arranged, the fluorescent component 30 is irradiated by the light source component 20 to excite light with higher brightness, the light source component 20 and the fluorescent component 30 mutually independently radiate heat, and the heat radiation effect is better.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A light-emitting device is characterized by comprising a base, a light source component and a fluorescent component, wherein the light source component and the fluorescent component are arranged on the base;

2. The lighting device according to claim 1, wherein a lens is disposed on the base, the lens is disposed between the light source component and the fluorescent component, and the light beam is refracted by the lens and then irradiates the fluorescent surface.

3. The light-emitting device according to claim 2, wherein a first mounting block is disposed on the base, a first through hole is disposed on the first mounting block, and the lens is disposed on the first mounting block and disposed coaxially with the first through hole.

4. The light-emitting device according to claim 3, wherein a second mounting block is provided on the base and disposed opposite to the first mounting block, the second mounting block is provided with a second through hole coaxial with the first through hole, and the light source member is disposed through the second through hole.

5. The light-emitting device according to claim 1, further comprising a connecting member, wherein one end of the connecting member is detachably connected to the base, and the other end of the connecting member is provided with a receiving groove, and the fluorescent member is embedded in the receiving groove.

6. The lighting device as claimed in claim 5, wherein the base has a mounting hole, and the end of the connecting member is detachably disposed through the mounting hole.

7. The light-emitting device according to claim 6, wherein a third mounting block is disposed on the base, the third mounting block defines the mounting hole, a first connecting hole penetrating through the mounting hole is defined in an outer sidewall of the third mounting block, a second connecting hole is defined in an outer sidewall of an end of the connecting member, and the first connecting hole and the second connecting hole are corresponding in position.

8. The light-emitting device according to claim 1, wherein the fluorescent surface is at an angle of 130-150 ° with respect to the light beam.

9. The lighting device as claimed in claim 1, wherein the base has a first mounting surface disposed parallel to the fluorescent surface, and the first mounting surface has a first fixing hole.

10. The lighting device as claimed in claim 1, wherein the base has a second mounting surface perpendicular to the fluorescent surface, and the second mounting surface has a second fixing hole.