CN212005210U

CN212005210U - Sheet metal structure LED lamp

Info

Publication number: CN212005210U
Application number: CN202020864221.4U
Authority: CN
Inventors: 张晔; 付文华; 陈世利; 吴四文
Original assignee: Shanghai Iglow Lighting Technology Co ltd
Current assignee: Shanghai Iglow Lighting Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-11-24
Anticipated expiration: 2030-05-21

Abstract

The utility model provides a sheet metal structure LED lamp, which comprises a shell and a back plate, wherein the bottom of the shell is open and is connected with the back plate, the shell is a sheet metal part, and a plurality of heat dissipation ports are arranged on the shell; a bent connecting sheet is arranged at the position of the heat radiating opening, and two ends of the connecting sheet are respectively connected to the edges of two sides of the heat radiating opening; the connecting piece and the other two side edges of the heat dissipation opening form two convection holes. The utility model provides a sheet metal structure LED lamp's casing has adopted the sheet metal component, compares traditional die casting and has better thermal diffusivity and compactness, has seted up a plurality of thermovents on the casing, sets up the connection piece in thermovent department for the connection piece forms the convection hole that the area is littleer with the thermovent. The air flow inside and outside the shell is accelerated, and the heat dissipation performance is improved. In addition, the connection of the bent connecting sheet and the shell plays a role of a reinforcing rib, and the connection strength of the shell at the heat dissipation opening is improved. But also reduces the cost.

Description

Sheet metal structure LED lamp

Technical Field

The utility model belongs to the technical field of the view illumination, more specifically say, relate to a sheet metal construction LED lamp.

Background

The LED lamp is an electroluminescent semiconductor material chip, silver glue or white glue is solidified on the support, then the chip and the circuit board are connected through silver wires or gold wires, the periphery of the chip and the circuit board is sealed through epoxy resin, the effect of protecting an internal core wire is achieved, and finally the shell is installed, so that the anti-seismic performance of the LED lamp is good.

With the popularization of LED lamps, the application of LED lamps is more and more extensive, and the requirements on the cost, weight and other parameters of the lamps are also more and more high while the lamps are required to meet the basic light color parameters.

The casing of present LED lamps and lanterns is mostly the die casting, and the die casting has the drawback that the thermal diffusivity is poor, weight is big, with high costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sheet metal structure LED lamp to solve the poor, heavy, with high costs problem of thermal diffusivity that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the LED lamp with the sheet metal structure comprises a shell and a back plate, wherein the bottom of the shell is open and is connected with the back plate, the shell is a sheet metal part, and a plurality of heat dissipation ports are formed in the shell; the heat dissipation port is provided with a bent connecting sheet, and two ends of the connecting sheet are respectively connected to two side edges of the heat dissipation port; the connecting piece and the other two side edges of the heat dissipation opening form two convection holes.

Furthermore, the heat dissipation ports are formed in the four side walls of the shell, and the heat dissipation ports formed in the two opposite side walls are the same in number and are symmetrically distributed.

Further, the connecting piece is bent and protrudes towards the inside of the shell.

Further, the connecting piece include the bending section and set up with the linkage segment of bending section both sides, the bending section with the linkage segment all is the arc surface form, the crooked direction of linkage segment with the crooked direction of bending section is opposite.

Further, the sheet metal part is an aluminum part.

Furthermore, the top of the shell is provided with a substrate for fixing the lamp beads, the top surface of the shell is provided with a plurality of blind hole convex hulls, threads for connecting a connecting piece are arranged in the blind hole convex hulls, and the substrate is fixed on the shell through the connecting piece and the blind hole convex hulls.

Furthermore, a control driver and a power supply are arranged in the shell, and the substrate is connected with the control driver and the power supply through connecting wires; at least one waterproof nut is arranged on the shell, and the connecting wire penetrates through the waterproof nut.

Further, the waterproof nuts are multiple, and at least one waterproof nut is provided with a breather used for discharging water vapor.

Further, the lamp bead upper cover is equipped with the lens module, the top lid of casing is equipped with the translucent cover, the translucent cover will the base plate, the lens module covers.

Furthermore, the bottom of the transparent cover is open, the bottom of the side wall of the transparent cover is provided with a groove, and a sealing ring is arranged in the groove.

Further, a light shield is further arranged on the shell.

Furthermore, a bracket is rotatably connected to the shell.

The utility model provides a sheet metal construction LED lamp's beneficial effect lies in: compared with the prior art, the utility model discloses the casing has adopted the sheet metal component, compares that traditional die casting has better thermal diffusivity and compactness, has seted up a plurality of thermovents on the casing, sets up the connection piece in thermovent department for the connection piece forms the convection hole that the area is littleer with the thermovent. The air flow inside and outside the shell is accelerated, and the heat dissipation performance is improved. In addition, the connection of the bent connecting sheet and the shell plays a role of a reinforcing rib, and the connection strength of the shell at the heat dissipation opening is improved. But also reduces the 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 structural diagram of a sheet metal structured LED lamp provided in an embodiment of the present invention, and a partial structure is not shown;

fig. 2 is an explosion structure diagram of the sheet metal structure LED lamp provided in the embodiment of the present invention, and a part of the structure is not shown;

fig. 3 is a schematic view of a top view structure of a sheet metal structured LED lamp provided in an embodiment of the present invention;

FIG. 4 is a sectional view taken along line A-A of FIG. 3;

fig. 5 is a first schematic structural diagram of a housing according to an embodiment of the present invention, a part of the structure is not shown;

FIG. 6 is an enlarged view of portion A of FIG. 5;

fig. 7 is a second schematic structural diagram of the housing according to the embodiment of the present invention, a part of the structure is not shown;

fig. 8 is a schematic structural diagram of a transparent cover according to an embodiment of the present invention.

Wherein, in the drawings, the reference numerals are mainly as follows:

1. a housing; 2. a back plate; 3. a heat dissipation port;

4. connecting sheets; 41. a curved section; 42. a connecting section;

5. a convection hole; 6. a lamp bead; 7. blind hole convex hulls; 8. a lens module; 9. a transparent cover; 10. a groove; 11. a seal ring; 12. a light shield; 13. a support; 14. a waterproof nut; 15. controlling the driver; 16. a power source; 17. a substrate.

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.

Referring to fig. 1 to fig. 6, a sheet metal structure LED lamp according to an embodiment of the present invention will be described. Sheet metal construction LED lamp, including casing 1 and backplate 2, the bottom of casing 1 is open, and backplate 2 is connected in the bottom of casing 1. Specifically, step holes are punched on four side surfaces of the housing 1, and the housing 1 and the back plate 2 are connected together by connecting pieces penetrating through the step holes. A plurality of thermovents 3 have been seted up on casing 1, still be provided with connection piece 4 in thermovent 3 department, connection piece 4 is the bending form, and the both ends of connection piece 4 are connected respectively on the edge of thermovent 3's both sides, and in this embodiment, the shape of thermovent 3 is the rectangle, and the upper and lower both sides at thermovent 3 are connected respectively at the both ends of connection piece 4, and the left and right sides of connection piece 4 and the other both sides of thermovent 3 form two convection holes 5. That is to say, the exchange of the air flow is not directly through a through hole, but the exchange of the air flow is performed through the two convection holes 5 with smaller areas, so that the flow of the air flow inside and outside the housing 1 is accelerated, and the heat dissipation performance is improved. In addition, the connecting sheet 4 is connected to the upper side and the lower side of the heat dissipation opening 3 and is bent, so that the connecting sheet 4 plays a role of a reinforcing rib.

The utility model provides a sheet metal structure LED lamp, compared with the prior art, casing 1 has adopted the sheet metal component, compares that traditional die casting has better thermal diffusivity and compactness, has seted up a plurality of thermovents 3 on casing 1, sets up connection piece 4 in thermovent 3 department for connection piece 4 forms the littleer convection hole 5 of area with thermovent 3. The air flow inside and outside the shell 1 is accelerated, and the heat dissipation performance is improved. In addition, the connection of the bent connecting piece 4 and the housing 1 functions as a reinforcing rib, and the connection strength of the housing 1 at the heat dissipation port 3 is improved. But also reduces the cost.

Specifically, referring to fig. 1, fig. 2, fig. 4, and fig. 5, the heat dissipating ports 3 are formed on four side walls of the housing 1, and in order to ensure the uniformity of heat dissipation of the housing 1 and the uniformity of weight distribution of the housing 1, in this embodiment, the number of the heat dissipating ports 3 formed on two opposite side walls of the housing 1 is the same and is symmetrical to each other. Of course, if the four side surfaces of the housing 1 have the same size, the four side surfaces may be provided with the same number of heat dissipation ports 3, and the heat dissipation ports 3 on the four side surfaces are symmetrical with respect to the center of the housing 1.

Referring to fig. 5 to 7, it is mentioned that the connecting piece 4 is curved, in which the curved surface of the housing 1 protrudes toward the inside of the housing 1. The space occupied by the housing 1 is reduced while functioning as a reinforcing rib. Specifically, the connecting piece 4 comprises a bending section 41 and connecting sections 42 arranged on two sides of the bending section 41, the bending section 41 and the connecting sections 42 are preferably designed to be arc-surface-shaped, and the bending section 41 and the connecting sections 42 are in smooth transition connection, so that the connection of the connecting piece 4 and the shell 1 is firmer and more stable.

Preferably, the material of the housing 1 is an aluminum product, and the aluminum housing 1 has good heat dissipation and thermal conductivity, and has the advantages of light weight and easy processing.

Referring to fig. 2 to 4, a plurality of lamp beads 6 are fixed on the top of the substrate 17, a plurality of blind hole convex hulls 7 are arranged on the top surface of the casing 1, threads are formed in the blind hole convex hulls 7, the threads in the blind hole convex hulls 7 are used for connecting a connecting piece (in the embodiment, screws are preferred), and the substrate 17 is fixed on the casing 1 through the connection of the connecting piece and the blind hole convex hulls 7. The top of lamp pearl 6 is provided with lens module 8, and the top lid of casing 1 is equipped with translucent cover 9, and translucent cover 9 covers base plate 17, lens for the light that lamp pearl 6 sent can send out, plays good waterproof effect to lens module 8, lamp pearl 6, base plate 17 simultaneously.

In addition, referring to fig. 1 and fig. 3, a substrate 17 is disposed on the top of the housing 1, a control driver 15 and a power supply 16 are disposed in the housing, the control driver 15 and the power supply 16 are specifically mounted on the back plate 2, and the power supply 16 is a waterproof power supply. It is mentioned that the lamp beads 6 are arranged on the substrate 17, and the substrate 17 is electrically connected with the control driver 15 and the power supply 16 through connecting wires (not shown). At least one waterproof nut 14 is arranged on the shell 1, the connecting wire penetrates through one waterproof nut 14, and the waterproof nut has the functions of preventing external moisture from entering the substrate 17 and fixing the connecting wire. In this embodiment, the number of the waterproof nuts 14 is two, and in addition, in order to further improve waterproofness, a respirator (not shown in the figure) is installed at the position where the waterproof nut 14 is installed, and the respirator is provided with threads and a waterproof rubber ring, so that water vapor can be discharged, and meanwhile, the water vapor outside is prevented from entering.

Further, referring to fig. 4 and 8, a groove 10 is formed in the bottom of the transparent cover 9, and a sealing ring 11 is arranged in the groove 10, so that the waterproof effect is further improved. After the sealing ring 11 is mounted in the groove 10 of the transparent cover 9, the transparent cover 9 is fixed to the housing 1 by a connecting member (in this embodiment, a screw is used).

In addition, referring to fig. 1 and fig. 2, a light shielding cover 12 is further disposed on the housing 1, the light shielding cover 12 is fixedly connected to the housing 1 through a connecting member (specifically, fixed by locking a screw), a bracket 13 is further rotatably connected to a side wall of the housing 1, and the bracket 13 is used for being fixedly connected to external fixed objects such as a base and a connecting rod.

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. Sheet metal construction LED lamp, including casing and backplate, the bottom of casing is open and connect the backplate, its characterized in that:

the shell is a sheet metal part, and a plurality of radiating ports are formed in the shell;

the heat dissipation port is provided with a bent connecting sheet, and two ends of the connecting sheet are respectively connected to two side edges of the heat dissipation port;

the connecting piece and the edges of the other two sides of the heat dissipation opening form two convection holes.

2. The sheet metal structure LED lamp of claim 1, wherein: the heat dissipation ports are formed in the four side walls of the shell, and the heat dissipation ports formed in the two opposite side walls are the same in number and are symmetrically distributed.

3. The sheet metal structure LED lamp of claim 1, wherein: the curved surface of the connecting piece protrudes towards the inside of the shell.

4. The sheet metal structure LED lamp of claim 3, wherein: the connecting piece include the bending section and set up with the linkage segment of bending section both sides, the bending section with the linkage segment all is the arc surface form, the crooked direction of linkage segment with the crooked opposite direction of bending section.

5. The sheet metal structure LED lamp of claim 1, wherein: the shell is an aluminum product.

6. The sheet metal structure LED lamp of claim 1, wherein: the lamp bead fixing structure is characterized in that a base plate used for fixing lamp beads is arranged at the top of the shell, a plurality of blind hole convex hulls are arranged on the top surface of the shell, threads used for connecting a connecting piece are arranged in the blind hole convex hulls, and the base plate is fixed on the shell through the connecting piece and the blind hole convex hulls.

7. The sheet metal structure LED lamp of claim 6, wherein: a control driver and a power supply which are electrically connected are arranged in the shell, and the substrate is connected with the control driver and the power supply through connecting wires; at least one waterproof nut is arranged on the shell, and the connecting wire penetrates through the waterproof nut.

8. The sheet metal structure LED lamp of claim 7, wherein: the waterproof nut has a plurality ofly, is provided with the respirator that is used for discharging steam in at least one the waterproof nut.

9. The sheet metal structure LED lamp of claim 6, wherein: the lamp bead upper cover is equipped with the lens module, the top lid of casing is equipped with the translucent cover, the translucent cover will the base plate the lens module covers.

10. The sheet metal structure LED lamp of claim 9, wherein: the bottom of the transparent cover is open, the bottom of the side wall of the transparent cover is provided with a groove, and a sealing ring is arranged in the groove.