CN213872299U

CN213872299U - Lighting lamp

Info

Publication number: CN213872299U
Application number: CN202022677185.3U
Authority: CN
Inventors: 游元凯; 鲍永均
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-03
Anticipated expiration: 2030-11-18

Abstract

The utility model provides a lighting lamp, which comprises a lamp cup, a lens, a heat radiation part, a light-emitting component and a driving circuit board, wherein the lamp cup is provided with an accommodating groove with an opening; the lens cover is arranged on the opening of the containing groove; the heat dissipation part is arranged in the accommodating groove, and a riveting structure is convexly arranged on the heat dissipation part integrally; the light-emitting component is arranged in the accommodating groove and positioned on one side of the heat dissipation part close to the lens, the light-emitting component comprises a light source circuit board and a light-emitting source arranged on the light source circuit board, and the light source circuit board is riveted on the heat dissipation part through a riveting structure; the driving circuit board is arranged in the accommodating groove and located on one side of the heat dissipation part far away from the lens, and the driving circuit board is electrically connected with the light source circuit board. Compared with the prior art, the light source circuit board is riveted on the radiating piece through the riveting structure, the riveting process can save the operation time, the assembly efficiency of the lighting lamp is effectively improved, and the light source circuit board is not required to be fixed on the radiating piece through a connecting piece, so that the material cost is saved.

Description

Lighting lamp

Technical Field

The utility model belongs to the technical field of the illumination, more specifically say, relate to an illumination lamp.

Background

An LED (Light Emitting Diode) bulb is a high-brightness white LED Light source, and has the advantages of high luminous efficiency, low power consumption and long service life, so that the LED bulb is widely applied to long-time illumination in various occasions. An LED light bulb generally includes a housing, a heat dissipating member disposed on the housing, and a light emitting module disposed on the heat dissipating member, wherein heat generated by the light emitting module is transmitted to the housing through the heat dissipating member during operation, and the housing radiates heat. In the existing LED bulb, the light-emitting component is installed on the heat dissipation part through screws, and the assembly mode is low in efficiency and high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an illumination lamps and lanterns to solve the low and with high costs technical problem of the assembly efficiency of the LED bulb that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a lighting fixture comprising:

the lamp cup is provided with a containing groove with an opening;

the lens is covered on the opening of the accommodating groove;

the heat dissipation piece is arranged in the accommodating groove, and a riveting structure is integrally and convexly arranged on the heat dissipation piece;

the light-emitting component is arranged in the accommodating groove and positioned on one side, close to the lens, of the heat dissipation part, the light-emitting component comprises a light source circuit board and a light-emitting source arranged on the light source circuit board, and the light source circuit board is riveted on the heat dissipation part through the riveting structure; and

the driving circuit board is arranged in the accommodating groove and located on one side, far away from the lens, of the heat dissipation part, and the driving circuit board is electrically connected with the light source circuit board.

In one embodiment, the riveting structure includes a connecting portion having one end connected to the heat sink and a riveting portion bent and connected to the other end of the connecting portion, and the light source circuit board is sandwiched between the riveting portion and the surface of the heat sink.

In one embodiment, the light source circuit board is provided with a through hole, and one end of the connecting part, which is far away from the heat dissipation part, penetrates through the through hole and then is connected with the riveting part.

In one embodiment, the connecting part is arranged in a hollow manner, the riveting structure comprises a plurality of riveting parts, and the riveting parts are arranged along the circumferential direction of the connecting part.

In one embodiment, a limiting notch is formed in the side face of the light source circuit board, the shape of the limiting notch is matched with that of the connecting portion, and one end, far away from the heat dissipation member, of the connecting portion penetrates through the limiting notch and then is connected with the riveting portion.

In one embodiment, the heat sink is provided with a sinking groove, one end of the connecting part is connected to the bottom surface of the sinking groove, and the other end of the connecting part is connected with the riveting part in a bending manner; the light source circuit board is embedded in the sinking groove and clamped between the riveting portion and the bottom surface of the sinking groove.

In one embodiment, a first step is convexly arranged on the inner wall of the accommodating groove, and the heat dissipation member is erected on the first step.

In one embodiment, a second step is convexly arranged on the inner wall of the accommodating groove, and the lens is erected on the second step.

In one embodiment, a socket is arranged on the light source circuit board, the driving circuit board is provided with a first pin, and the first pin sequentially penetrates through the heat dissipation member and the light source circuit board and then is connected with the socket.

In one embodiment, the bottom of the lamp cup is provided with a connecting terminal, the driving circuit board is provided with a second pin, and the second pin penetrates through the lamp cup and then is connected with the connecting terminal.

The utility model provides a lighting lamp's beneficial effect lies in: compared with the prior art, the utility model discloses an among the illumination lamps and lanterns, the integrative protruding riveted structure that is equipped with of radiating piece, light source circuit board pass through riveted structure riveting on the radiating piece, and the operating time can be saved to riveting technology, effectively improves illumination lamps and lanterns's assembly efficiency, and light source circuit board need not adopt connecting piece (screw, rivet etc.) to fix on the radiating piece, has saved the material cost.

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 introduced 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 inventive labor.

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

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

fig. 3 is a schematic cross-sectional structural view of a first lighting fixture provided in an embodiment of the present invention;

fig. 4 is an exploded schematic view of a second lighting fixture according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional structural view of a second lighting fixture provided in the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100-lamp cup; 110-a receiving groove; 111-a first step; 112-a second step; 200-a lens; 300-a heat sink; 310. 310' -riveted construction; 311. 311' -a linker portion; 312. 312' -riveting portion; 320-sinking the tank; 400-a light emitting assembly; 410-a light source circuit board; 411-a through hole; 412-a limit notch; 420-a light emitting source; 430-a socket; 500-a drive circuit board; 510-a first pin; 520-second pin; 600-connecting terminal.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention 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 on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

Referring to fig. 1 to 3, a first embodiment of the present invention provides an illumination lamp, including a lamp cup 100, a lens 200, a heat sink 300, a light emitting assembly 400 and a driving circuit board 500, wherein the lamp cup 100 is provided with an accommodating groove 110 having an opening, the heat sink 300, the light emitting assembly 400 and the driving circuit board 500 are disposed in the accommodating groove 110, the light emitting assembly 400 is electrically connected to the driving circuit board 500, the lens 200 covers the opening of the accommodating groove 110, so as to prevent moisture from entering the accommodating groove 110 to affect the operation of the light emitting assembly 400 and the driving circuit board 500, and prolong the service lives of the light emitting assembly 400 and the driving circuit board 500. In this embodiment, the light emitting assembly 400 is located on one side of the heat dissipation member 300 close to the lens 200, the driving circuit board 500 is located on one side of the heat dissipation member 300 away from the lens 200, and light emitted by the light emitting assembly 400 is emitted after passing through the lens 200, so as to be illuminated.

Further, as a specific embodiment of the present invention, as shown in fig. 2 and fig. 3, the heat sink 300 is integrally and convexly provided with a riveting structure 310, that is, the riveting structure 310 and the heat sink 300 are integrally formed, the light emitting assembly 400 includes a light source circuit board 410 and a light emitting source 420 disposed on the light source circuit board 410, and the light source circuit board 410 is riveted on the heat sink 300 through the riveting structure 310. In this embodiment, heat generated by the light emitting assembly 400 during operation can be transmitted to the housing through the heat sink 300, and radiated through the housing, so as to reduce the temperature of the light emitting assembly 400, ensure the normal operation of the light emitting assembly 400, and prolong the service life of the light emitting assembly 400.

Compared with the prior art, the light source circuit board 410 is riveted on the heat dissipation member 300 through a riveting process, so that the operation time can be saved, the assembly efficiency of the lighting lamp is effectively improved, and the light source circuit board 410 is not required to be fixed on the heat dissipation member 300 through connecting pieces (screws, rivets and the like), so that the material cost is saved.

As an optional embodiment of the present invention, the light emitting source 420 may be an LED chip, and of course, the light emitting source 420 may also be other light emitting elements according to the selection and specific requirements of the actual situation, which is not limited herein.

As an optional implementation of the utility model, heat sink 300 specifically can be the aluminum product, compares in other materials, and the aluminum product has light in weight and the good advantage of heat dispersion, can reduce the weight of illumination lamps and lanterns, can guarantee the heat dispersion of illumination lamps and lanterns again. It is understood that the material of the heat dissipation member 300 may be appropriately modified according to the selection of actual conditions and specific requirements, and is not limited thereto.

Further, as a specific embodiment of the present invention, as shown in fig. 3, in the lighting fixture of the first embodiment of the present invention, two riveting structures 310 are disposed on the heat sink 300, and of course, according to the selection and specific requirements of the actual situation, the number of the riveting structures 310 can be properly adjusted as long as at least one riveting structure 310 is disposed on the heat sink 300.

Further, as an embodiment of the present invention, as shown in fig. 2 and 3, the riveting structure 310 includes a connecting portion 311 having one end connected to the heat sink 300 and a riveting portion 312 connected to the other end of the connecting portion 311 in a bent manner, and the light source circuit board 410 is sandwiched between the riveting portion 312 and the surface of the heat sink 300. Compare in the mode that adopts structures such as buckle and elastic expansion pipe to be fixed in light source circuit board 410 on heat dissipation piece 300, the utility model discloses in the illumination lamps and lanterns of first embodiment, light source circuit board 410 need not adopt the connecting piece to fix on heat dissipation piece 300, has saved the material cost, and light source circuit board 410 can firmly set up on heat dissipation piece 300, and light source circuit board 410 is difficult to drop, and in addition, riveting structure 310's simple structure only needs to carry out simple processing on the production technology of original heat dissipation piece 300 and can obtain.

Further, as a specific embodiment of the present invention, as shown in fig. 2 and fig. 3, the light source circuit board 410 is provided with a through hole 411, the shape of the through hole 411 is adapted to the shape of the connecting portion 311, and one end of the connecting portion 311, which is far away from the heat sink 300, is connected to the riveting portion 312 after passing through the through hole 411. Under the structure, the shape of the through hole 411 is matched with the shape of the connecting portion 311, the connecting portion 311 can well limit the position of the light source circuit board 410, the heat sink 300 of the present embodiment is provided with two riveting structures, that is, the heat sink 300 is connected with the two connecting portions 311, the light source circuit board 410 can be limited to move along the radial direction through the two connecting portions 311, and the riveting portion 312 can limit the light source circuit board 410 to move along the axial direction, so that the light source circuit board 410 can be firmly arranged on the heat sink 300.

Further, as a specific embodiment of the present invention, as shown in fig. 2 and fig. 3, the connecting portion 311 is an inner hollow cylinder, which may be but is not limited to an inner hollow cylinder, the riveting structure 310 includes a plurality of riveting portions 312, and the plurality of riveting portions 312 are disposed along the circumferential direction of the connecting portion 311. With this structure, the light source circuit board 410 may be better restricted from moving in the axial direction by the plurality of riveting portions 312, so that the light source circuit board 410 is firmly disposed on the heat sink 300.

Further, as a specific embodiment of the present invention, as shown in fig. 2 and 3, the heat sink 300 is provided with a sinking groove 320, one end of the connecting portion 311 is connected to the bottom surface of the sinking groove 320, and the other end is connected to the riveting portion 312 in a bending manner; the shape of the sinking groove 320 is matched with the shape of the light source circuit board 410, and the light source circuit board 410 is embedded in the sinking groove 320 and clamped between the riveting portion 312 and the bottom surface of the sinking groove 320. With this structure, the connection between the light source circuit board 410 and the heat sink 300 is made more compact, the position of the light source circuit board 410 can be better defined, and the surface area of the heat sink 300 can also be increased to facilitate better heat dissipation.

The utility model discloses in the illumination lamps and lanterns of first embodiment, radiating piece 300 and light emitting component 400's assembled mode is: when the light emitting assembly 400 and the heat sink 300 are not assembled together, the riveting structure 310 on the heat sink 300 is in a hollow cylindrical shape, the plurality of riveting parts 312 are sequentially arranged along the circumferential direction of the connection part 311, and the riveting parts 312 extend along the axial direction of the connection part 311; by placing the light source circuit board 410 of the light emitting module 400 in the sinking groove 320, the connection portion 311 is inserted into the through hole 411, and the riveting portion 312 is exposed from the through hole 411, at this time, a spinning operation is performed from the middle of the plurality of riveting portions 312 by using a tool, so that the plurality of riveting portions 312 are bent to the periphery and pressed on the upper surface of the light source circuit board 410.

Further, as an embodiment of the present invention, as shown in fig. 2 and 3, a first step 111 is protruded on an inner wall of the accommodating groove 110, and the heat dissipation member 300 is erected on the first step 111, so as to fix the heat dissipation member 300 in the accommodating groove 110. In this embodiment, the heat sink 300 may be fixed to the first step 111 by, but not limited to, gluing or screwing.

Further, as an embodiment of the present invention, as shown in fig. 2 and 3, a second step 112 is protruded on the inner wall of the accommodating groove 110, and the lens 200 is erected on the second step 112, so that the lens 200 covers the opening of the accommodating groove 110. In this embodiment, the lens 200 may be fixed on the second step 112 by, but not limited to, gluing or screwing.

Further, as a specific embodiment of the present invention, as shown in fig. 2 and fig. 3, the light source circuit board 410 is provided with a socket 430, the driving circuit board 500 is provided with a first pin 510, and the first pin 510 sequentially passes through the heat sink 300 and the light source circuit board 410 and then is connected to the socket 430, so that the driving circuit board 500 is electrically connected to the light source circuit board 410.

Further, as a specific embodiment of the utility model, as shown in fig. 2 and fig. 3, the bottom of lamp cup 100 is equipped with connecting terminal 600, and dirver circuit board 500 is equipped with second contact pin 520, and second contact pin 520 passes behind the lamp cup 100 and is connected with connecting terminal 600, under this structure, can insert the power for dirver circuit board 500 through connecting terminal 600 to in order to supply power for the illumination lamps and lanterns.

Example two

Referring to fig. 1, fig. 4 and fig. 5, a second embodiment of the present invention provides a lighting fixture, which is different from the lighting fixture of the first embodiment only in that: the side surface of the light source circuit board 410 is provided with a limiting notch 412, the shape of the limiting notch 412 is matched with that of the connecting part 311 ', and one end of the connecting part 311 ' far away from the heat sink 300 passes through the limiting notch 412 and then is connected with the riveting part 312 '. Under the structure, the shape of the limiting notch 412 is matched with the shape of the connecting portion 311 ', the connecting portion 311 ' can well limit the light source circuit board 410, the heat sink 300 of the present embodiment is provided with two riveting structures, that is, the heat sink 300 is connected with two connecting portions 311 ', the light source circuit board 410 can be limited to move along the radial direction through the two connecting portions 311 ', and the riveting portion 312 ' can be limited to move along the axial direction of the light source circuit board 410, so that the light source circuit board 410 can be firmly arranged on the heat sink 300, and the heat sink 300 and the light emitting component 400 are assembled together.

The utility model discloses in the illumination lamps and lanterns of second embodiment, radiating piece 300 and light emitting component 400's assembled mode is: when the light emitting module 400 and the heat sink 300 are not assembled together, the riveting structure 310 ' on the heat sink 300 is in a linear shape, and the riveting portion 312 ' extends along the axial direction of the connecting portion 311 '; the light source circuit board 410 of the light emitting module 400 is placed in the sinking groove 320, so that the connecting portion 311 ' is clamped in the limiting notch 412 of the light source circuit board 410, the riveting portion 312 ' is exposed from the limiting notch 412, and at this time, the riveting portion 312 ' is bent and pressed on the upper surface of the light source circuit board 410 by a tool, so that the heat sink 300 and the light emitting module 400 are assembled together.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A lighting fixture, comprising:

the lamp cup is provided with a containing groove with an opening;

the lens is covered on the opening of the accommodating groove;

2. The lighting fixture according to claim 1, wherein the riveting structure includes a connecting portion having one end connected to the heat sink and a riveting portion bent and connected to the other end of the connecting portion, and the light source circuit board is sandwiched between the riveting portion and the surface of the heat sink.

3. The lighting fixture according to claim 2, wherein the light source circuit board is provided with a through hole, and one end of the connecting portion, which is far away from the heat dissipation member, passes through the through hole and then is connected with the riveting portion.

4. The lighting fixture as claimed in claim 3, wherein the connecting portion is hollow, and the riveting structure comprises a plurality of riveting portions arranged along a circumferential direction of the connecting portion.

5. The lighting lamp as claimed in claim 2, wherein a limiting notch is formed in a side surface of the light source circuit board, the limiting notch is matched with the connecting portion in shape, and one end of the connecting portion, which is far away from the heat dissipation member, passes through the limiting notch and then is connected with the riveting portion.

6. The lighting lamp as claimed in claim 2, wherein the heat sink has a sinking groove, one end of the connecting portion is connected to a bottom surface of the sinking groove, and the other end is connected to the riveting portion in a bending manner; the light source circuit board is embedded in the sinking groove and clamped between the riveting portion and the bottom surface of the sinking groove.

7. A lighting fixture as recited in any one of claims 1-6, wherein a first step is convexly provided on an inner wall of said receiving groove, and said heat sink is mounted on said first step.

8. A lighting fixture as recited in any one of claims 1-6, wherein a second step is convexly disposed on an inner wall of said receiving groove, and said lens is mounted on said second step.

9. A lighting fixture as recited in any one of claims 1-6, wherein said light source circuit board is provided with a socket, said driving circuit board is provided with a first pin, and said first pin sequentially penetrates said heat sink and said light source circuit board and then is connected to said socket.

10. A lighting fixture as recited in any one of claims 1-6, wherein said lamp cup has a bottom portion provided with a connection terminal, and said driving circuit board has a second pin, said second pin passing through said lamp cup and being connected to said connection terminal.