CN214425943U

CN214425943U - Light source driving structure and panel lamp

Info

Publication number: CN214425943U
Application number: CN202120339032.XU
Authority: CN
Inventors: 王廷炎; 董永哲; 张建生; 白星辰; 蔡陆彬; 黄超炜; 刘观音连; 林惠菊
Original assignee: Leedarson Lighting Co Ltd
Current assignee: Leedarson Lighting Co Ltd; Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-10-19
Anticipated expiration: 2031-02-05

Abstract

The utility model provides a light source driving structure, which relates to the technical field of panel light structures and comprises a back plate, a light source piece, a driving assembly and a power line, wherein at least one side edge of the back plate is bent towards the front of the back plate to form a folded plate; the light source piece is attached to the inner side wall of the folded plate; the driving assembly is arranged on the back surface of the back plate; one end of the power line is connected with the light source piece, and the other end of the power line is connected with the driving assembly and used for electrically connecting the driving assembly and the light source piece. The utility model also provides a panel light. The utility model provides a light source drive structure sets up light source spare and drive assembly respectively at the front and the back of backplate, utilizes the power cord to connect drive assembly and light source electricity, makes light source spare and drive assembly mounted position effectively separate, avoids drive assembly to give light source spare with heat transfer, has prolonged the life of light source spare, installs drive assembly at the back of backplate and still is convenient for carry out drive assembly's change, has improved change efficiency.

Description

Light source driving structure and panel lamp

Technical Field

The utility model belongs to the technical field of the panel light structure, more specifically say, relate to a light source drive structure and be equipped with the panel light of above-mentioned light source drive structure.

Background

At present, narrow frame panel lamp on the market generally will drive and fix the front below at the backplate for the wire rod does not expose outside, but when the drive of different power is used to needs, need unpack apart whole lamp and just can change, not only leads to the damage of lamp body easily, has also wasted a large amount of time moreover. In addition, because the driving and light source element, the diffusion plate, the light guide plate and other optical elements are positioned on the front surface of the back plate and are relatively close to each other, the temperature rise of the driving element easily causes the temperature rise of the light source element in the using process, and the appearance and the service life of the light source element are abnormal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light source drive structure to the drive of the panel light that exists among the solution prior art is changed inconveniently, and is caused the technical problem that light source spare heaied up easily.

In order to achieve the above object, the utility model adopts the following technical scheme: providing a light source driving structure, which comprises a back plate, a light source piece, a driving assembly and a power line, wherein at least one side edge of the back plate is bent towards the front surface of the back plate to form a folded plate; the light source piece is attached to the inner side wall of the folded plate; the driving assembly is arranged on the back surface of the back plate; one end of the power line is connected with the light source piece, and the other end of the power line is connected with the driving assembly and used for electrically connecting the driving assembly and the light source piece.

As another embodiment of the application, the power line is provided with the anti-pulling clamping seat, the edge of the back plate is also provided with a wire outlet with an outward opening, and the anti-pulling clamping seat is clamped with the wire outlet.

As another embodiment of the present application, the anti-pull card holder is integrally formed with the power line, and a clamping groove for clamping with the peripheral wall of the outlet is formed on the anti-pull card holder.

As another embodiment of the present application, an outlet is disposed adjacent one of the flaps and a terminal of the drive assembly is disposed adjacent the outlet.

As another embodiment of the present application, a convex hull for contacting with the optical element is formed by protruding the middle of the back plate to the front surface of the back plate, the back of the back plate has an accommodating cavity corresponding to the convex hull, and the driving assembly is located in the accommodating cavity.

As another embodiment of the present application, the horizontal projection of the accommodating cavity is rectangular, and the driving assembly is disposed in the accommodating cavity along a diagonal direction of the accommodating cavity.

As another embodiment of the present application, arc transitions are used between two adjacent sidewalls of the convex hull.

As another embodiment of the present application, the outer edge of the folded plate is further provided with a supporting plate extending to the front surface of the back plate, and when the optical element is mounted on the back plate, the supporting plate is used for bending to the bottom surface of the optical element to support the optical element.

As another embodiment of the application, the back plate is further provided with a plurality of limiting baffles which are bent and molded towards the front surface of the back plate, and the limiting baffles are used for limiting the non-incident side of the optical part.

The utility model also provides a panel light, panel light are equipped with light source drive structure.

The utility model provides a light source drive structure's beneficial effect lies in: compared with the prior art, the light source driving structure provided by the utility model has the advantages that the light source part and the driving component are respectively arranged on the front side and the back side of the back plate, the driving component and the light source are electrically connected by the power cord, so that the mounting positions of the light source part and the driving component are effectively separated, the heat is prevented from being transmitted to the light source part by the driving component, the service life of the light source part is prolonged, the driving component is arranged on the back side of the back plate, the replacement of the driving component is convenient, the replacement efficiency is improved,

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 diagram of an explosion structure at the back of a light source driving structure provided in an embodiment of the present invention;

FIG. 2 is a schematic front view of the light source driving structure shown in FIG. 1;

FIG. 3 is a schematic front view of the light source driving structure of FIG. 1 with an optical element mounted thereon;

FIG. 4 is a schematic structural view of the light source driving structure of FIG. 3 after the optical member is mounted and the supporting plate is bent;

FIG. 5 is an enlarged schematic view of the power line of FIG. 1;

fig. 6 is a schematic back structure diagram of a panel light according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a back plate; 11. folding the plate; 12. an outlet; 13. a convex hull; 14. an accommodating cavity; 15. a support plate; 16. a limit baffle; 2. a light source element; 3. a drive assembly; 4. a power line; 41. a pull-proof card holder; 42. a card slot; 5. an optical member.

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 "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the 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 device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. 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.

Referring to fig. 1 to fig. 6, a light source driving structure and a panel light provided by the present invention will be described. The light source driving structure comprises a back plate 1, a light source part 2, a driving assembly 3 and a power line 4, wherein at least one side edge of the back plate 1 is bent towards the front surface of the back plate 1 to form a folded plate 11; the light source part 2 is attached to the inner side wall of the folded plate 11; the driving assembly 3 is arranged on the back surface of the back plate 1; one end of the power cord 4 is connected with the light source 2, and the other end is connected with the driving component 3, for electrically connecting the driving component 3 and the light source 2.

According to different requirements of single-side light entrance, double-side light entrance and four-side light entrance, the back plate 1 is provided with folded plates 11 with different numbers. The light source part 2 is provided with one light source part, the folded plate 11 is arranged on one side edge of the back plate 1, and the light source part 2 is attached to the folded plate 11, so that the one-side light inlet can be realized; the number of the light source parts 2 is two, the two opposite edges of the back plate 1 are respectively provided with the folded plates 11, and the two light source parts 2 are respectively attached to the two folded plates 11 to realize double-side light inlet; the number of the light source parts 2 is four, the four side edges of the back plate 1 are respectively provided with the folded plates 11, and the four light source parts 2 are respectively attached to the four folded plates 11, so that light entering from four sides is realized.

The utility model provides a pair of light source drive structure, compared with the prior art, the utility model provides a light source drive structure sets up light source 2 and drive assembly 3 respectively at backplate 1's front and back, utilizes power cord 4 to connect drive assembly 3 and light source electricity, makes light source 2 and the effective separation of 3 mounted positions of drive assembly, avoids drive assembly 3 to give light source 2 with heat transfer, has prolonged the life of light source 2, installs drive assembly 3 and still is convenient for carry out drive assembly 3's change at backplate 1's back, has improved change efficiency, has simplified operation process.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 5 and fig. 6, the power line 4 is provided with the anti-pulling clamping seat 41, the edge of the back plate 1 is further provided with the outlet 12 with an outward opening, and the anti-pulling clamping seat 41 is connected to the outlet 12.

In this embodiment, when the power cord 4 is used to connect the light source 2 and the driving component 3, the anti-pulling card holder 41 can be reliably fixed at the outlet 12 of the back plate 1, so as to avoid the power cord 4 from being separated from the light source 2 or the driving component 3 when being pulled by external force, thereby ensuring reliable electrical connection effect.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 5 and fig. 6, the anti-pulling clamp seat 41 and the power line 4 are integrally formed, and a clamping groove 42 for being clamped with the peripheral wall of the outlet 12 is disposed on the anti-pulling clamp seat 41.

In this embodiment, the clamping groove 42 that is consistent with the opening of the outlet 12 is disposed on the periphery of the anti-pull clamping seat 41, the peripheral wall of the outlet 12 is located in the clamping groove 42 by pushing the anti-pull clamping seat 41 into the outlet 12, and the anti-pull clamping seat 41 is clamped on the backboard 1, so that the clamping structure ensures the position stability of the power line 4, and improves the reliability of electrical connection.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 6, the outlet 12 is disposed near one of the folding plates 11, and the terminal of the driving assembly 3 is disposed near the outlet 12.

In this embodiment, in order to facilitate the installation of the driving assembly 3, the driving assembly 3 is disposed along the diagonal direction of the accommodating cavity 14, and the outlet 12 is disposed at a position corresponding to the driving assembly 3 and connected to the folding plate 11, so that the outlet 12 is located at a position close to one of the folding plates 11, which facilitates the shortening of the overall length of the power cord 4, thereby saving the cost and reducing the installation difficulty.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the middle portion of the back plate 1 protrudes toward the front of the back plate 1 to form a convex hull 13 for contacting with the optical element 5, the back of the back plate 1 has an accommodating cavity 14 corresponding to the convex hull 13, and the driving assembly 3 is located in the accommodating cavity 14.

In this embodiment, a convex hull 13 bulging toward the front surface of the backboard 1 (i.e., downward of the backboard 1) is provided in the middle of the backboard 1, and the convex hull 13 is formed by the surface of the backboard 1 being arched downward. The back of the convex hull 13 is concave downwards to form a containing cavity 14, so as to provide a containing space for the driving assembly 3, and the front surface of the convex hull 13 is in contact with the optical element 5, so that the position of the optical element 5 in the up-down direction is effectively limited. The back plate 1 effectively separates the optical element 5 from the driving component 3, and the distance between the light source element 2 positioned at the periphery of the optical element 5 and the driving component 3 is far, so that the influence of heat of the driving component 3 can be avoided.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 6, the horizontal projection of the accommodating chamber 14 is a rectangle, and the driving assembly 3 is disposed in the accommodating chamber 14 along the diagonal direction of the accommodating chamber 14.

In this embodiment, the projection of the accommodating cavity 14 (i.e., the convex hull 13) on the horizontal plane is rectangular, the accommodating cavity 14 is adapted to the outer edge of the back plate 1 in this arrangement, and the size of the edge of the accommodating cavity 14 from the edge of the back plate 1 is consistent, which is convenient for stamping the convex hull 13. The connecting positions of two adjacent side walls which make the convex hull 13 protrude to the front by a certain height are respectively provided with an arc chamfer, so that the punching processing is convenient, and the backboard 1 is damaged in the arching process. In addition, the driving assembly 3 is arranged along the diagonal direction of the accommodating cavity 14, so that the space of the accommodating cavity 14 can be fully utilized, the driving assembly 3 can be effectively accommodated, and the occupation of the installation space can be effectively reduced.

As a specific implementation manner of the embodiment of the present invention, the arc transition is adopted between the adjacent two side walls of the convex hull 13. The convex hull 13 is a protrusion formed by stamping the back plate 1, and a containing cavity 14 is formed at the back of the convex hull 13. In order to meet the process requirement of stamping and improve the forming qualification rate of the back plate 1, arc transition is adopted between the adjacent side walls of the convex hulls 13, so that the curve is smoother, and the forming effect of the product is improved.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, the outer edge of the folded plate 11 is further provided with a supporting plate 15 extending to the front surface of the back plate 1, when the optical element 5 is mounted on the back plate 1, the supporting plate 15 is used for bending to the bottom surface of the optical element 5 to support the optical element 5.

In this embodiment, the lamp adopts double-sided light input, and two folded plates 11 are provided and are respectively located on two opposite sides of the back plate 1. The support plates 15 are arranged below the two flaps 11, respectively, and ultimately form a support for the optical element 5. The supporting plate 15 is in a state perpendicular to the plate surface of the back plate 1, after the optical piece 5 is placed at a position contacting with the convex hull 13 of the back plate 1, the supporting plate 15 is bent 6 to a position attached to the bottom surface of the optical piece 5, the supporting effect on the optical piece 5 is achieved by the supporting plate 15, the optical piece 5 is guaranteed to be stably located below the back plate 1, and the mounting reliability is achieved.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to fig. 2, a plurality of limiting baffles 16 are further disposed on the back plate 1 and are bent toward the front surface of the back plate 1, and the limiting baffles 16 are used for limiting the non-incident light side of the optical component 5.

In this embodiment, one side of the optical element 5 adjacent to the light source element 2 is a light incident side of the optical element 5, which can effectively receive the light source emitted from the light source element 2, and two sides of the optical element 5, which are not incident from the light source, are non-light incident sides. The light incident side of the optical element 5 and the light source element 2 are located on the same side of the back plate 1, correspondingly, the position of the light incident side edge of the optical element 5 is limited, and the non-light incident side edge of the optical element 5 is provided with a limit baffle 16, so that the horizontal position of the optical element 5 is effectively limited and stably located below the back plate 1. Limiting baffle 16 is bent and formed by two edges of backboard 1 not provided with folded plate 11 to the front side of backboard 1, has accurate limiting effect, and is convenient for carry out the panel beating and add.

The utility model also provides a panel light, please refer to fig. 6, and the panel light is equipped with light source drive structure. The utility model provides a panel light has adopted above-mentioned light source drive structure, sets up drive assembly 3 and light source spare 2 respectively at the back and the front of backplate 1, can conveniently carry out drive assembly 3's installation and change, also can avoid drive assembly 3's heat to produce the influence to light source spare 2 simultaneously, has avoided light source spare 2 to receive the temperature that drive assembly 3 influences and cause to rise, has prolonged panel light's life effectively.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements 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 light source driving structure, comprising:

the side edge of the back plate is bent towards the front surface of the back plate to form a folded plate;

the light source piece is attached to the inner side wall of the folded plate;

the driving assembly is arranged on the back surface of the back plate;

and one end of the power line is connected with the light source piece, and the other end of the power line is connected with the driving assembly and is used for electrically connecting the driving assembly with the light source piece.

2. The light source driving structure according to claim 1, wherein the power line is provided with a pull-proof socket, the edge of the back plate is further provided with an outlet with an outward opening, and the pull-proof socket is connected with the outlet in a snap-fit manner.

3. The light source driving structure according to claim 2, wherein the anti-pulling clamp seat is integrally formed with the power line, and a clamping groove for clamping with a peripheral wall of the outlet is formed on the anti-pulling clamp seat.

4. The light source driving structure of claim 2, wherein said outlet is disposed adjacent one of said flaps, and said terminal of said driving assembly is disposed adjacent said outlet.

5. The light source driving structure according to claim 1, wherein the middle portion of the back plate protrudes toward the front surface of the back plate to form a convex hull for contacting with the optical element, the back portion of the back plate has a receiving cavity corresponding to the convex hull, and the driving assembly is located in the receiving cavity.

6. The light source driving structure according to claim 5, wherein the horizontal projection of the accommodating cavity is rectangular, and the driving member is disposed in the accommodating cavity along a diagonal direction of the accommodating cavity.

7. The light source driving structure according to claim 6, wherein the convex hull has circular arc transitions between two adjacent sidewalls.

8. The light source driving structure according to claim 1, wherein the outer edge of the flap is further provided with a support plate extending toward the front surface of the back plate, the support plate being adapted to be bent toward the bottom surface of the optical member to support the optical member when the optical member is mounted to the back plate.

9. The light source driving structure according to claim 1, wherein the back plate further has a plurality of limiting baffles formed by bending toward the front surface of the back plate, and the limiting baffles are used for limiting the non-incident side of the optical member.

10. A panel lamp characterized in that the panel lamp is provided with the light source driving structure as recited in any one of claims 1 to 9.