CN220911401U - Side-lighting down lamp - Google Patents

Abstract

The utility model discloses a side-emitting down lamp, which comprises a down lamp body, wherein the down lamp body is internally provided with: the outer side of the radiating plate is provided with an annular peripheral edge extending downwards; a light source connected to the inner side of the annular surrounding edge; the heat radiation plate can be used for mounting the light source and the power supply, and can improve the heat radiation efficiency of the light source and the power supply during working.

Description

Side-lighting down lamp

Technical Field

The present disclosure relates to lighting fixtures, and particularly to a side-emitting down lamp.

Background

The side-emitting down lamp is characterized in that the light source is arranged on the side edge of the lamp housing to emit light, the light source generates heat during operation, a power supply used for providing electric energy for the light source in the lamp housing also generates heat, and in order to better control the temperature of the side-emitting down lamp during operation, different heat dissipation structures are usually required to be arranged on the lamp housing to assist in cooling the light source and the power supply, so that the overall structural design is complex, and the production cost is high. Therefore, there is a need for a side-emitting down lamp that is simple in structure and has good heat dissipation performance.

Disclosure of utility model

The present utility model is directed to a side-emitting down lamp, which solves one or more of the technical problems of the prior art, and at least provides a beneficial choice or creation condition.

The utility model solves the technical problems as follows:

The utility model provides a side luminous down lamp, includes the down lamp body, this internal being provided with of down lamp: the outer side of the radiating plate is provided with an annular peripheral edge extending downwards; a light source connected to the inner side of the annular surrounding edge; and the power supply is connected to the top side of the heat dissipation plate and is electrically connected to the light source.

The technical scheme has at least the following beneficial effects: the utility model discloses a cylinder lamp, including cylinder lamp body, cylinder lamp, light source, heat radiation plate, power supply, heat radiation plate, wherein be provided with the heating panel that is used for supplementary radiating in cylinder lamp body, the outside of heating panel is formed with the annular surrounding edge that is used for installing the light source, with light source direct mount in the inboard of annular surrounding edge, and the power then installs in the top of heating panel, the power can be to the light source transmission electric energy, when cylinder lamp body during operation, the heat that the light source produced and the heat conduction that the power produced is to the heating panel on, the heat transfer area of heating panel increase and air, thereby accelerate the heat dissipation, improve the radiating effect to light source and power, so the heating panel both can be used to the installation of light source and power, can improve light source and power during operation radiating efficiency again, and overall structure is simple, be favorable to reducing manufacturing cost, improve production efficiency, the practicality is stronger.

As a further improvement of the technical scheme, the light source is provided with the easy-to-fold section, the easy-to-fold section can be folded towards the middle part direction of the heat dissipation plate, the middle part of the heat dissipation plate is provided with the wire outlet, the easy-to-fold section is connected with the wire, and the other end of the wire can pass through the wire outlet and is connected with the power supply. The electric wire is connected between the light source and the power supply, when the electric wire is connected to the light source, the easily-folded section on the light source can be folded towards the middle direction of the heat dissipation plate, and then the electric wire is connected to the light source, so that the space, which is larger along the upper and lower directions, of the electric wire connection to the light source is required to be occupied, the problem of electric wire jacking is effectively reduced, and the convenience of electric wire connection to the light source is improved.

As a further improvement of the technical scheme, the edge of the heat dissipation plate, which is positioned at the wire outlet hole, is provided with a curled edge. The hemming effectively reduces the scratch of the heat dissipation plate on the wire at the position of the wire outlet hole, so that the wire can more easily pass out of the wire outlet hole, the use of accessories such as a wire protection sleeve arranged on the wire is reduced, and the overall production cost is further reduced.

As a further improvement of the technical scheme, the top side of the heat dissipation plate is provided with a sinking groove, the bottom side of the heat dissipation plate is located in the middle of the sinking groove and protrudes upwards to form an avoidance groove, the avoidance groove extends to one side of the sinking groove, the wire outlet hole is formed in the bottom of the avoidance groove, and the wire penetrates through the avoidance groove. The structural strength of the heat dissipation plate can be enhanced through the design of the sinking groove, so that the heat dissipation plate is not easy to bend and deform, the power supply line can pass through the avoiding groove, the extrusion to the electric line is reduced, the size of the heat dissipation plate is reduced, and the whole structure is more compact.

As a further improvement of the technical scheme, the down lamp body comprises a shell, a diffusion plate, a light guide plate and a reflecting sheet, wherein the diffusion plate, the light guide plate and the reflecting sheet are sequentially arranged in the annular surrounding edge from bottom to top, the reflecting sheet is positioned at the top side of the light source, the annular surrounding edge is connected in the shell, and a light outlet is formed in the position, opposite to the diffusion plate, of the bottom side of the shell. The annular surrounding edge on the outer side of the radiating plate is connected in the shell, the whole body can be surrounded and protected by the shell, and when the LED illuminating lamp works, the light source irradiates light to the light guide plate.

As a further improvement of the technical scheme, a second annular supporting rib is arranged at the position, located at the light outlet, in the shell, the top side of the second annular supporting rib abuts against the diffusion plate, and the light guide plate abuts against the top side of the diffusion plate. When installing diffuser plate and light guide plate, directly place the diffuser plate on the annular support muscle of second in advance, support the location to the diffuser plate by the annular support muscle of second, then place the light guide plate on the diffuser plate for diffuser plate and light guide plate stack the location, so can realize the quick installation of diffuser plate and light guide plate, overall structure is simple, and the installation is compacter.

As a further improvement of the technical scheme, the down lamp body further comprises a mounting plate, the mounting plate is detachably connected to the top side of the heat dissipation plate, and mounting holes are formed in the mounting plate. When the side luminous down lamp is installed, the mounting plate can be connected to the peripheral structural surface, such as a suspended ceiling, and the mounting plate is connected to the suspended ceiling after penetrating through the mounting holes by using connecting pieces such as bolts or screws, so that the mounting plate is fixed on the suspended ceiling in a positioning mode, and then the heat dissipation plate is connected with the mounting plate, so that the opposite side luminous down lamp can be installed and fixed.

As a further improvement of the above technical solution, two mounting holes are symmetrically arranged around the center of the mounting plate, and the two mounting holes extend along the radial direction of the mounting plate. The mounting holes extend along the radial direction, so that the mounting holes can be suitable for different suspended ceiling opening sizes, the universality of mounting is improved, and the practicability is higher.

As a further improvement of the technical scheme, the top side of the heat dissipation plate is connected with a protection box, and the power supply is positioned in the protection box. The protection box can surround the power supply for protection, reduces the influence of dust and sundries on power supply connection, and when in use, the protection box can be internally provided with electric elements such as a circuit board and the like, thereby being convenient for protecting the connected electric elements.

As a further improvement of the above technical solution, a dial switch is disposed on the top side of the protection box, and the dial switch is electrically connected to the light source. Before using, parameter states of the light source during working, such as color temperature, brightness and the like of illumination, can be adjusted through a dial switch, so that the use functions of products are enriched, and a plurality of side-emitting down lamps can be matched for use conveniently.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the utility model, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.

Fig. 1 is an overall exploded structural view of the present utility model.

Fig. 2 is an assembled overall top view of the present utility model.

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2.

Fig. 4 is an enlarged schematic view of part B of fig. 3.

In the accompanying drawings: 100-cooling plate, 110-annular surrounding edge, 120-wire outlet hole, 130-sinking groove, 140-avoiding groove, 200-light source, 210-easy-to-fold section, 300-power supply, 400-shell, 410-light outlet, 420-first annular supporting rib, 430-second annular supporting rib, 500-diffusion plate, 600-light guide plate, 700-reflecting sheet, 800-mounting plate, 810-mounting hole, 900-protection box and 910-dial switch.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 and 2, a side-emitting down lamp includes a down lamp body, a heat dissipation plate 100, a light source 200, and a power supply 300 are disposed in the down lamp body, wherein an annular surrounding edge 110 extending downward is disposed at an outer side of the heat dissipation plate 100, the annular surrounding edge 110 may be an annular structure additionally mounted at an outer side of the heat dissipation plate 100, or may be an integral structure directly stamped and formed at the heat dissipation plate 100, the light source 200 is connected to an inner side of the annular surrounding edge 110, the light source 200 is mainly an electrical element for emitting light, may be a flexible light belt, a light source 200 board, and the like, the power supply 300 is connected to a top side of the heat dissipation plate 100, and the power supply 300 is electrically connected to the light source 200.

As can be seen from the above, the heat dissipation plate 100 for assisting heat dissipation is disposed in the down lamp body, the annular surrounding edge 110 for mounting the light source 200 is formed on the outer side of the heat dissipation plate 100, the light source 200 is directly mounted on the inner side of the annular surrounding edge 110, the power supply 300 is mounted on the top side of the heat dissipation plate 100, the power supply 300 can transmit electric energy to the light source 200, when the down lamp body works, the heat generated by the light source 200 and the heat generated by the power supply 300 are conducted to the heat dissipation plate 100, the heat exchange area between the heat dissipation plate 100 and the air is increased, so that the heat dissipation is accelerated, the heat dissipation effect on the light source 200 and the power supply 300 is improved, and therefore, the heat dissipation plate 100 can be used for mounting the light source 200 and the power supply 300, and the heat dissipation efficiency is improved when the light source 200 and the power supply 300 work.

When the electric wire needs to be connected to the light source 200, the electric wire needs to be welded to a connection terminal of the light source 200, in general, the electric wire needs to be tightly attached to the light source 200, at this time, the electric wire needs to be connected to the light source 200 and then to be vertically extended, and then the electric wire is bent towards the middle of the annular surrounding edge 110, and the electric wire is easily pushed up to the inside of the down lamp body at the vertically extended position of the light source 200. The electric wires are connected between the light source 200 and the power supply 300, when the electric wires are connected to the light source 200, the easily-folded sections 210 on the light source 200 can be folded towards the middle direction of the heat dissipation plate 100, and then the electric wires are connected to the light source 200, so that the space, which is larger in the vertical direction, of the electric wires connected to the light source 200 is occupied, the problem of jacking the electric wires is effectively reduced, and the convenience of connecting the electric wires to the light source 200 is improved.

When the wire outlet 120 is punched on the heat dissipating plate 100, the position of the heat dissipating plate 100 located in the wire outlet 120 is thinner and sharper, and when the wire passes through the wire outlet 120, the wire is easily scratched, so in this embodiment, the edge of the heat dissipating plate 100 located in the wire outlet 120 is provided with a curled edge. The curled edges effectively reduce the scratch of the heat dissipation plate 100 on the wires at the positions of the wire outlet holes 120, so that the wires can more easily pass out of the wire outlet holes 120, the use of accessories such as a wire protection sleeve arranged on the wires is reduced, and the overall production cost is further reduced.

In order to further improve the structural stability of the heat dissipation plate 100, in this embodiment, a sinking groove 130 is disposed on the top side of the heat dissipation plate 100, the bottom side of the heat dissipation plate 100 is located in the middle of the sinking groove 130, and protrudes upwards to form an avoidance groove 140, the avoidance groove 140 extends to one side of the sinking groove 130, the wire outlet hole 120 is disposed on the bottom of the avoidance groove 140, and the wire passes through the avoidance groove 140. The design of the sinking groove 130 can strengthen the structural strength of the heat dissipation plate 100, so that the heat dissipation plate 100 is not easy to bend and deform, the avoiding groove 140 can be used for passing through a power supply line, the extrusion of the power line is reduced, the volume of the heat dissipation plate 100 is reduced, and the whole structure is more compact.

As a specific structural embodiment of the down lamp body, the down lamp body includes a housing 400, a diffusion plate 500, a light guide plate 600 and a reflective sheet 700, wherein the diffusion plate 500, the light guide plate 600 and the reflective sheet 700 are sequentially disposed in the annular surrounding edge 110 from bottom to top, the reflective sheet 700 is disposed at the top side of the light source 200, the annular surrounding edge 110 is connected in the housing 400, a light outlet 410 is disposed at a position where the bottom side of the housing 400 faces the diffusion plate 500, in actual assembly, the annular surrounding edge 110 may be connected in the housing 400 by a buckle, or an adhesive is coated on the outer side of the annular surrounding edge 110, and then the annular surrounding edge 110 is adhered in the housing 400, so as to fix the heat dissipation plate 100 in the housing 400 relatively, in order to further improve the connection stability of the two, a connecting piece such as a bolt or a screw may be driven into the top side of the housing 400, and the heat dissipation plate 100 may be further pressed and positioned in the housing 400 by using the head position of the bolt or the bolt to abut against the top side of the heat dissipation plate 100. The annular surrounding edge 110 outside the heat dissipation plate 100 is connected in the casing 400, the whole body can be surrounded and protected by the casing 400, and when the light source 200 irradiates light to the light guide plate 600, as the light reflection sheet 700 is positioned at the top side of the light source 200, the light irradiated upwards by the light source 200 can be reflected downwards by the light reflection sheet 700, so that the illumination brightness is improved, and finally, the light is diffused through the diffusion plate 500 and emitted downwards from the light outlet 410, so that the illumination function is realized.

In the above embodiment, for assembling the diffusion plate 500, the light guide plate 600 and the reflective sheet 700, the diffusion plate 500, the light guide plate 600 and the reflective sheet 700 may be directly mounted and fixed in the annular surrounding edge 110, for example, the diffusion plate 500 is coated with an adhesive on the outer side of the diffusion plate 500, the diffusion plate 500 is adhered on the inner side of the annular surrounding edge 110, in order to improve the convenience of assembly, as shown in fig. 3 and 4, in this embodiment, a second annular supporting rib 430 is disposed in the housing 400 at a position located at the light outlet 410, the top side of the second annular supporting rib 430 abuts against the diffusion plate 500, the light guide plate 600 abuts against the top side of the diffusion plate 500, in practical application, a first annular supporting rib 420 is further disposed on the side of the housing 400 located at the side of the second annular supporting rib 430 away from the light outlet 410, the second annular supporting rib 430 extends obliquely upward from the inner side of the first annular supporting rib 420 toward the center of the housing 400, and the top end of the second annular supporting rib 430 is lower than the height of the first annular supporting rib 420. When the diffusion plate 500 and the light guide plate 600 are installed, the diffusion plate 500 is directly placed on the second annular supporting rib 430, the diffusion plate 500 is supported and positioned by the second annular supporting rib 430, then the light guide plate 600 is placed on the diffusion plate 500, so that the diffusion plate 500 and the light guide plate 600 are stacked and positioned, the rapid installation of the diffusion plate 500 and the light guide plate 600 can be realized, the whole structure is simple, the installation is more compact, in addition, after the diffusion plate 500 is placed on the second annular supporting rib 430, the outer side edge of the diffusion plate 500 can be abutted against the inner side of the first annular supporting rib 420, the horizontal position of the diffusion plate 500 is further limited, the light guide plate 600 is opposite to the light source 200, the light reflecting sheet 700 is placed on the top side of the light guide plate 600, and the position of the sinking groove 130 of the heat dissipation plate 100 can be utilized to downwards abutted against the light reflecting sheet 700, so that the upper and lower positions of the light reflecting sheet 700 are limited, and the problem that the inner structure is rocked when the diffusion plate 500 is installed and transported is effectively reduced.

In order to facilitate the installation of the down lamp body, in this embodiment, the down lamp body further includes a mounting plate 800, the mounting plate 800 is detachably connected to the top side of the heat dissipation plate 100, and a mounting hole 810 is provided on the mounting plate 800. When the side light-emitting down lamp is installed, the installation plate 800 can be connected to the external structural surface, such as a suspended ceiling, and the installation plate 800 is positioned and fixed on the suspended ceiling by penetrating through the installation holes 810 through bolts or screws and other connecting pieces, and then the heat dissipation plate 100 and the installation plate 800 are connected with each other, so that the installation and fixation of the side light-emitting down lamp can be completed.

In some embodiments, two of the mounting holes 810 are symmetrically disposed around the center of the mounting plate 800, and two of the mounting holes 810 extend in the radial direction of the mounting plate 800. The mounting holes 810 extend along the radial direction, so that the method is applicable to different suspended ceiling opening sizes, improves the universality of mounting and has stronger practicability.

In order to better protect the power supply 300, in this embodiment, a protection box 900 is connected to the top side of the heat dissipation plate 100, and the power supply 300 is located in the protection box 900. The protection box 900 can surround and protect the power supply 300, reduce the influence of dust and sundries on the connection of the power supply 300, and can also install electrical components such as a circuit board in the protection box 900 when in use, thereby being convenient for protecting the connected electrical components.

To mounting panel 800 detachably connect in heating panel 100 topside, its structural style has a variety, for example, mounting panel 800 passes through the buckle and connects in heating panel 100 topside, and in this embodiment, can be connected with the elastic sheet in the protection box 900 outside, and the mounting panel 800 corresponds the position of protection box 900 and is provided with the entrance to a cave and dodges, in addition, still is provided with at the marginal position that mounting panel 800 is located the entrance to a cave and dodges the breach, dodges the breach and encircle protection box 900 extension. When the side-emitting down lamp is fixed, the protection box 900 passes through the hole on the mounting plate 800, and the elastic sheet upwards passes through the top side of the mounting plate 800 from the avoidance gap, and then the shell 400 is rotated, so that the elastic sheet moves to a position where the avoidance gap is not arranged at the edge of the hole of the heat dissipation plate 100, and the side-emitting down lamp can be mounted and fixed.

In some embodiments, a dial switch 910 is disposed on the top side of the protection box 900, and the dial switch 910 is electrically connected to the light source 200. Before use, the dial switch 910 can be used to adjust the parameter states of the light source 200 during operation, such as color temperature and brightness of illumination, so as to enrich the use functions of the product and facilitate the subsequent use of a plurality of side-emitting down lamps.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. A side-emitting down lamp, characterized in that: including the down lamp body, this internal being provided with of down lamp:

A heat radiation plate (100) with an annular peripheral edge (110) extending downwards arranged on the outer side;

A light source (200) connected to the inside of the annular rim (110);

And a power supply (300) connected to the top side of the heat dissipation plate (100), the power supply (300) being electrically connected to the light source (200).

2. A side-emitting downlight as claimed in claim 1, wherein: the light source (200) is provided with a flexible section (210), the flexible section (210) can be bent towards the middle part direction of the heat dissipation plate (100), the middle part of the heat dissipation plate (100) is provided with a wire outlet hole (120), the flexible section (210) is connected with a wire, and the other end of the wire can pass through the wire outlet hole (120) and is connected to the power supply (300).

3. A side-emitting downlight as claimed in claim 2, wherein: and the edge of the heat radiating plate (100) positioned at the wire outlet hole (120) is provided with a curled edge.

4. A side-emitting downlight as claimed in claim 2, wherein: the top side of heating panel (100) is provided with subsidence groove (130), the bottom side of heating panel (100) is located the middle part in subsidence groove (130) is protruding upwards to form dodges groove (140), dodge groove (140) extend to subsidence groove (130) one side, wire outlet (120) set up in dodge on the tank bottom in groove (140), the electric wire passes dodge groove (140).

5. A side-emitting downlight as claimed in claim 1, wherein: the down lamp body comprises a shell (400), a diffusion plate (500), a light guide plate (600) and a reflecting sheet (700), wherein the diffusion plate (500), the light guide plate (600) and the reflecting sheet (700) are sequentially arranged in the annular surrounding edge (110) from bottom to top, the reflecting sheet (700) is positioned on the top side of the light source (200), the annular surrounding edge (110) is connected in the shell (400), and the bottom side of the shell (400) is opposite to the position of the diffusion plate (500) and is provided with a light outlet (410).

6. A side-emitting downlight as recited in claim 5, wherein: the light guide plate is characterized in that a second annular supporting rib (430) is arranged at the position, located at the light outlet (410), in the shell (400), the top side of the second annular supporting rib (430) abuts against the diffusion plate (500), and the light guide plate (600) abuts against the top side of the diffusion plate (500).

7. A side-emitting downlight as claimed in claim 1, wherein: the down lamp body further comprises a mounting plate (800), the mounting plate (800) is detachably connected to the top side of the heat dissipation plate (100), and mounting holes (810) are formed in the mounting plate (800).

8. The side-emitting downlight of claim 7, wherein: the mounting holes (810) are symmetrically arranged around the center of the mounting plate (800), and the two mounting holes (810) extend along the radial direction of the mounting plate (800).

9. A side-emitting downlight as claimed in claim 1, wherein: the top side of the heat radiation plate (100) is connected with a protection box (900), and the power supply (300) is positioned in the protection box (900).

10. A side-emitting downlight as claimed in claim 9, wherein: the top side of the protection box (900) is provided with a dial switch (910), and the dial switch (910) is electrically connected to the light source (200).