CN210601186U

CN210601186U - Lighting device

Info

Publication number: CN210601186U
Application number: CN201921369684.7U
Authority: CN
Inventors: 李婉珍; 邱斌华; 陈伟川
Original assignee: Xiamen Eco Lighting Co Ltd
Current assignee: Xiamen Eco Lighting Co Ltd; Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-22
Anticipated expiration: 2029-08-22

Abstract

The utility model is suitable for an illumination technology field provides a lighting device. The utility model discloses a lighting device includes first radiating piece to and locate the second radiating piece of first radiating piece one end, first radiating piece have been seted up and have been had open-ended holding chamber, and the holding intracavity is equipped with the light source subassembly, and the light source subassembly include by inside to outside set gradually in light source, support and lens in the holding chamber, lighting device still include a plurality of fasteners that are used for linking together lens, support, light source, first radiating piece and second radiating piece in proper order, the utility model discloses a lighting device adopts the fastener to assemble lens, support, light source, first radiating piece and second radiating piece together when the equipment, has simplified the equipment processing procedure, has improved the packaging efficiency.

Description

Lighting device

Technical Field

The utility model relates to the field of lighting technology, in particular to lighting device.

Background

The down lamp is a common indoor lighting device and is widely applied to offices, auditoriums, markets and the like. Generally, a downlight is installed in a ceiling, a lamp tube, or a junction-box (junction-box) in an embedded manner, so that the uniformity and perfection of architectural decoration can be maintained.

The existing down lamp generally adopts a direct type light emitting structure, and mainly comprises a heat dissipation piece, a light source bracket, a lens and many parts, and because the parts are more, the down lamp is more complicated in assembly and the assembly efficiency is influenced.

Disclosure of Invention

An object of the utility model is to provide a lighting device aims at solving the technical problem that current down lamp packaging efficiency is low.

The utility model discloses a realize like this, a lighting device, including first radiating piece, and locate the second radiating piece of first radiating piece one end, first radiating piece has been seted up and has been had the open-ended holding chamber, the holding intracavity is equipped with the light source subassembly, the light source subassembly include by interior to outer set gradually in light source, support and lens in the holding chamber, lighting device still include a plurality of be used for with lens the support the light source first radiating piece reaches the fastener that the second radiating piece linked together in proper order.

Further, a plurality of mounting grooves have been seted up on the support, it is a plurality of to correspond respectively on the lens the mounting groove is equipped with the installation department, each the installation department inlays to be located and corresponds in the mounting groove, each the fastener wears to establish in proper order the correspondence the installation department with the diapire of mounting groove.

Furthermore, a first mounting hole is formed in the lens corresponding to the fastener, a second mounting hole is formed in the support corresponding to the fastener, a third mounting hole is formed in the bottom of the accommodating cavity of the first heat dissipation part corresponding to the fastener, a fourth mounting hole is formed in the second heat dissipation part corresponding to the fastener, the fastener sequentially penetrates through the first mounting hole, the second mounting hole and the third mounting hole and then is connected with the fourth mounting hole, and the light source clamp is arranged between the support and the bottom of the accommodating cavity.

Furthermore, the first mounting holes are symmetrically formed in the lens, the second mounting holes are symmetrically formed in the bracket, the third mounting holes are symmetrically formed in the bottom of the accommodating cavity, and the fourth mounting holes are symmetrically formed in the second heat dissipation member.

Further, the fastener is a screw or a bolt.

Furthermore, the lens is provided with at least two buckling parts, the support is provided with at least two matching parts, the buckling parts correspond to the matching parts one to one, and each buckling part is connected with the corresponding matching part in a clamping mode.

Further, the lens and the bracket are integrally formed.

Furthermore, a light source groove is formed in the support, and the light source is embedded in the light source groove.

Furthermore, the lighting device also comprises a gasket which is arranged in the accommodating cavity and positioned on one side of the light source far away from the bracket.

Furthermore, the light source component also comprises a reflecting cup arranged on one side of the lens far away from the support.

Further, the lighting device further comprises a pressing ring connected to one end, far away from the second heat dissipation member, of the first heat dissipation member.

Further, the lighting device further comprises a turntable arranged on one side of the first heat dissipation member far away from the second heat dissipation member, and a regulating member for connecting the turntable and the first heat dissipation member.

Further, the lighting device further comprises a face ring attached to an end of the turntable remote from the first heat dissipation member.

The utility model provides a lighting device, including first radiating piece to and locate the second radiating piece of first radiating piece one end, the holding chamber has been seted up to first radiating piece, and the holding intracavity is equipped with the light source subassembly, and the light source subassembly includes the light source, locates the support of one side that the second radiating piece was kept away from to the light source, and locates the lens of one side that the light source was kept away from to the support, and lighting device still includes a plurality of fasteners that are used for linking together lens, support, light source, first radiating piece and second radiating piece in proper order, the utility model discloses a lighting device when the equipment, adopts the fastener to assemble together lens, support, light source, first radiating piece and second radiating piece, has simplified the equipment processing procedure, has improved the packaging efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a lighting device provided in an embodiment of the present invention;

fig. 2 is an exploded schematic view of a lighting device according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a light source module according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a first heat sink and a second heat sink according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a turntable; 2-an adjusting part; 21-a conditioning aperture; 31-a first heat sink; 3111-a holding cavity; 3113-a third mounting hole; 312-a projection; 32-a second heat sink; 3221-a fourth mounting hole; 4-a light source assembly; 42-a light source; 43-a scaffold; 431-a mounting groove; 432-shim grooves; 433-a second mounting hole; 434-light source groove; 435-a mating portion; 44-a lens; 441-a light-condensing portion; 442-a mounting section; 443-a first mounting hole; 444-a fastening part; 45-a light-reflecting cup; 5-face ring; 51-a resilient mount; 6-pressing a ring; 61-a first limit projection; 7-a fastener; 8-spacer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.

In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.

Referring to fig. 1, 2 and 4, an embodiment of the present invention provides a lighting device, including a first heat sink 31 and a second heat sink 32 disposed at one end of the first heat sink 31, the first heat sink 31 is provided with an accommodating cavity 3111 having an opening, a light source assembly 4 is disposed in the accommodating cavity 3111, the light source assembly 4 includes a light source 42, a support 43 and a lens 44 sequentially disposed in the accommodating cavity 3111 from inside to outside, and the lighting device further includes a plurality of fasteners 7 for sequentially connecting the lens 44, the support 43, the light source 42, the first heat sink 31 and the second heat sink 32 together. In this embodiment, the light source 42 may be, but is not limited to, a COB (Chip On Board) light source, and the fastener 7 may be, but is not limited to, a bolt or a screw.

The utility model discloses lighting device includes first radiating piece 31 to and locate the second radiating piece 32 of first radiating piece 31 one end, first radiating piece 31 has been seted up and has been had open-ended holding chamber 3111, is equipped with light source subassembly 4 in the holding chamber 3111, and light source subassembly 4 includes and sets gradually in the light source 42 of holding chamber 3111 by inside to outside, support 43 and lens 44, and lighting device still includes a plurality of fasteners 7 that are used for linking together lens 44, support 43, light source 42, first radiating piece 31 and second radiating piece 32 in proper order, the utility model discloses lighting device of embodiment adopts fastener 7 to assemble together lens 44, support 43, light source 42, first radiating piece 31 and second radiating piece 32, has simplified the equipment processing procedure, has improved the packaging efficiency when the equipment.

Further, please refer to fig. 3 and fig. 4, as an embodiment of the present invention, a first mounting hole 443 is opened on the lens 44 corresponding to the fastener 7, a second mounting hole 433 is opened on the bracket 43 corresponding to the fastener 7, a third mounting hole 3113 is opened on the bottom of the accommodating cavity 3111 of the first heat dissipating member 31 corresponding to the fastener 7, a fourth mounting hole 3221 is opened on the second heat dissipating member 32 corresponding to the fastener 7, and the fastener 7 sequentially passes through the first mounting hole 443, the second mounting hole 433, and the third mounting hole 3113 and then is connected to the fourth mounting hole 3221 by a screw thread, so as to connect the lens 44, the bracket 43, the light source 42, the first heat dissipating member 31, and the second heat dissipating member 32 together. It is understood that, according to the choice of practical situation, the fastener 7 may be threaded through the first mounting hole 443, the second mounting hole 433, the third mounting hole 3113 and the fourth mounting hole 3221 in sequence and then connected with the nut, so as to connect the lens 44, the bracket 43, the light source 42, the first heat dissipating member 31 and the second heat dissipating member 32 together.

Preferably, the first mounting holes 443 are symmetrically disposed on the lens 44, the second mounting holes 433 are symmetrically disposed on the bracket 43, the third mounting holes 3113 are symmetrically disposed at the bottom of the accommodating cavity 3111, and the fourth mounting holes 3221 are symmetrically disposed on the second heat dissipating member 32.

Specifically, please refer to fig. 3, and with reference to fig. 2 and fig. 4, as an embodiment of the present invention, a plurality of mounting grooves 431 are formed on the bracket 43, each mounting groove 431 is correspondingly provided with a second mounting hole 433, the lens 44 is respectively provided with mounting portions 442 corresponding to the mounting grooves 431, each mounting portion 442 is correspondingly provided with a first mounting hole 443, each mounting portion 442 is embedded in the corresponding mounting groove 431, and each fastener 7 is inserted into the first mounting hole 443 of the corresponding mounting portion 442 and the second mounting hole 433 of the mounting groove 431. The utility model discloses lighting device can inlay the installation department 442 of lens 44 in the mounting groove 431 of the support 43 of locating earlier when the equipment to accomplish the location of lens 44 and support 43, in proper order the group with support 43, light source 42, first heat dissipation piece 31 and second heat dissipation piece 32 again, and adopt fastener 7 fixed, be favorable to lighting device's improvement packaging efficiency.

Alternatively, as shown in fig. 3, in order to further improve the assembly efficiency, an engaging structure may be provided on the lens 44 and the bracket 43, thereby simplifying the positioning step of the lens 44 and the bracket 43. Specifically, the lens 44 is provided with at least two fastening portions 444, the bracket 43 is provided with at least two matching portions 435, the matching portions 435 may be, but are not limited to, fastening grooves, the fastening portions 444 correspond to the matching portions 435 one by one, and each fastening portion 444 is fastened to the corresponding matching portion 435.

Optionally, in order to further improve the assembly efficiency, the lens 44 and the bracket 43 may also be provided as an integrally molded part, so that in the actual assembly process, the positioning and assembling steps of the lens 44 and the bracket 43 may be directly omitted, and the assembly efficiency of the lighting device is greatly improved.

Optionally, the lens 44 and the bracket 43 are made of plastic, and the specific material may be selected according to the power and temperature rise of the down lamp, for example, a high temperature resistant Polycarbonate (PC) material may be used. Preferably, the lens 44 is made of transparent plastic, and the bracket 43 is made of light-shielding plastic to avoid light loss.

Further, please refer to fig. 3, as an embodiment of the present invention, a light source groove 434 is formed on one side of the bracket 43 away from the lens 44, and the light source 42 is embedded in the light source groove 434, so that the alignment and assembly between the light source 42 and the bracket 43 can effectively improve the assembly efficiency of the lighting device.

Preferably, referring to fig. 2, the pressure resistance of the light source 42 is poor, and in order to avoid the light source 42 from being damaged due to extrusion, a gasket 8 may be disposed between the bottom of the accommodating cavity 3111 and the light source 42, and the gasket 8 has elasticity, so that the gasket 8 may play a role in buffering, and the light source 42 is prevented from being damaged due to extrusion. In this embodiment, the spacer 8 may be, but is not limited to, a thermally conductive silicone sheet.

Specifically, with reference to fig. 2 and fig. 3, in order to facilitate alignment and assembly between the spacer 8 and the bracket 43, a spacer groove 432 may be formed on a side of the bracket 43 away from the lens 44, in this embodiment, the light source groove 434 is located at the bottom of the spacer groove 432, so as to effectively improve the assembly efficiency of the lighting device.

Further, please refer to fig. 3, as a specific embodiment of the present invention, the light source assembly 4 further includes a reflective cup 45 disposed on one side of the lens 44 away from the bracket 43, the lens 44 includes a light-gathering portion 441 disposed near the reflective cup 45 and used for gathering light, the reflective cup 45 is of a hollow structure, the diameter of the reflective cup 45 is gradually increased from the lens 44 toward the direction near the reflective cup 45, and the reflective cup 45 is covered on the lens 44, so that the light-gathering portion 441 of the lens 44 is accommodated in the cavity of the reflective cup 45. In this embodiment, the size of the lens 44 is smaller, the reflective cup 45 has a certain depth, and the depth of the cavity of the reflective cup 45 is greater than the height of the light-gathering portion 441 of the lens 44, so that the reflective cup 45 can completely store the light-gathering portion 441 in the cavity of the reflective cup 45, and the light extraction rate is effectively improved.

Specifically, because the diameter of the reflective cup 45 is gradually increased from the lens 44 toward the direction close to the reflective cup 45, and the reflective cup 45 covers the lens 44, heat generated by the light source 42 during operation can flow to the rim of the reflective cup 45 and spiral at the rim, in order to solve the heat dissipation problem, the reflective cup 45 should be made of metal materials such as alloy aluminum or iron, the heat conductivity of the metal materials is good, the reflective cup 45 is convenient to conduct heat to the first heat dissipation member 31, and the temperature in the accommodating cavity 3111 of the reflective cup 45, the lens 44 and the first heat dissipation member 31 is reduced. It is worth mentioning that the thickness of the reflective cup 45 needs to be as thin as possible to achieve the effect of improving the heat dissipation effect and reducing the cost.

Further, please refer to fig. 2, as an embodiment of the present invention, the lighting device further includes a press ring 6 connected to one end of the first heat dissipating member 31 far away from the second heat dissipating member 32, and the press ring 6 may be detachably connected to the first heat dissipating member 31 by a screw connection or the like. The inner wall of the pressing ring 6 is provided with a first limiting protrusion 61 along the circumferential surface thereof, and the end surface of one end of the first limiting protrusion 61 close to the first heat sink 31 is abutted against the end surface of one end of the reflection cup 45 far away from the lens 44, so that the reflection cup 45 is limited in the accommodating cavity 3111 of the first heat sink 31. In addition, the whole clamping ring 6 that is black, still be equipped with along its global dentate micro-structure that is used for anti-dazzle on the inner wall of clamping ring 6, the dentate micro-structure specifically is located one side that anti-reflection cup 45 was kept away from to first spacing arch 61, can play the effect of anti-dazzle.

Further, referring to fig. 2, as an embodiment of the present invention, the lighting device further includes a rotating table 1 disposed on a side of the first heat dissipating member 31 away from the second heat dissipating member 32, and a regulating member 2 for connecting the rotating table 1 and the first heat dissipating member 31. In this embodiment, one end of the adjusting element 2 is rotatably connected to the turntable 1, an adjusting hole 21 is formed in the adjusting element 2, the adjusting hole 21 may be, but is not limited to, a kidney-shaped hole, and a portion of the first heat dissipating element 31 penetrates through the adjusting hole 21 and can reciprocate in the adjusting hole 21 to adjust the relative height between the first heat dissipating element 31 and the turntable 1.

Specifically, the first heat sink 31 has a protruding portion 312 embedded in the adjusting hole 21, a connecting hole (not shown) is formed in the protruding portion 312 corresponding to the adjusting hole 21, and a bolt passes through the connecting hole from a side of the adjusting hole 21 away from the protruding portion 312 and is locked with the nut, so that the protruding portion 312 is interference-fitted in the adjusting hole 21.

Further, referring to fig. 2, as an embodiment of the present invention, the lighting device further includes a surface ring 5 connected to an end of the turntable 1 away from the first heat sink 31, and the surface ring 5 is provided with an elastic fixing member 51 for being mounted on a mounting surface such as a ceiling.

The above description is only an alternative embodiment of the present invention, and should not be construed as limiting the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lighting device, its characterized in that includes first radiating piece, and locates the second radiating piece of first radiating piece one end, first radiating piece has been seted up and has been had open-ended holding chamber, the holding intracavity is equipped with the light source subassembly, the light source subassembly include by interior set gradually outward in light source, support and the lens in the holding chamber, lighting device still include a plurality of be used for with lens the support the light source first radiating piece reaches the fastener that the second radiating piece links together in proper order.

2. The illumination device as claimed in claim 1, wherein the bracket has a plurality of mounting grooves, the lens has mounting portions corresponding to the mounting grooves, each mounting portion is embedded in the corresponding mounting groove, and each fastener sequentially penetrates through the corresponding mounting portion and the bottom wall of the mounting groove.

3. The lighting device according to claim 1, wherein the lens has a first mounting hole corresponding to the fastening element, the bracket has a second mounting hole corresponding to the fastening element, a third mounting hole corresponding to the fastening element is formed at a bottom of the accommodating cavity of the first heat dissipating element, a fourth mounting hole corresponding to the fastening element is formed at the second heat dissipating element, the fastening element sequentially passes through the first mounting hole, the second mounting hole and the third mounting hole and then is connected to the fourth mounting hole, and the light source is sandwiched between the bracket and the bottom of the accommodating cavity.

4. A lighting device as recited in claim 3, wherein a plurality of said first mounting holes are symmetrically disposed on said lens, a plurality of said second mounting holes are symmetrically disposed on said bracket, a plurality of said third mounting holes are symmetrically disposed on a bottom of said receiving cavity, and a plurality of said fourth mounting holes are symmetrically disposed on said second heat sink.

5. The lighting device of claim 1, wherein the fastener is a screw or bolt.

6. The illumination device as claimed in claim 1, wherein the lens has at least two locking portions, the bracket has at least two engaging portions, the locking portions correspond to the engaging portions one to one, and each locking portion is connected to the corresponding engaging portion in a locking manner.

7. The illumination device of claim 1, wherein the lens is integrally formed with the frame.

8. The illumination device as claimed in claim 1, wherein the bracket has a light source slot, and the light source is embedded in the light source slot.

9. The illumination device of claim 1, further comprising a gasket disposed in the receiving cavity and on a side of the light source away from the bracket.

10. The illumination device as recited in any one of claims 1 to 9, wherein the light source module further comprises a reflector cup disposed on a side of the lens away from the support.