CN216521227U

CN216521227U - LED factory lamp

Info

Publication number: CN216521227U
Application number: CN202220157135.9U
Authority: CN
Inventors: 王秋艳
Original assignee: Shandong Komee Optoelectronic Technology Co ltd
Current assignee: Shandong Komee Optoelectronic Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-05-13
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to the technical field of LED lighting, in particular to an LED factory lamp. The heat dissipation plate is of a disc-shaped structure and comprises a central part with a flat lower surface and an edge part with an annular clamping groove surrounding the central part; the base plate is fixedly connected to the central part of the heat dissipation plate through a screw; the edge of the lampshade is provided with a buckle clamped in the annular clamping groove at the edge part; the upper surface of the heat dissipation disc is provided with heat dissipation fins and threaded holes; the end cover is fixedly connected to the upper surface of the heat dissipation plate through bolts in the threaded holes. The lamp is reasonable in structure, the composite heat dissipation material is tightly attached, the contact area is large, the heat conduction efficiency is high, the heat dissipation effect is guaranteed, meanwhile, the lamp has good insulation performance, the electric shock danger is thoroughly avoided, and the use is safe and reliable.

Description

LED factory lamp

Technical Field

The utility model relates to the technical field of LED lighting, in particular to an LED factory lamp.

Background

The LED lamp adopts the light emitting diode as a light source, can fully convert electric energy into light energy when in use, and has the characteristics of low energy consumption, long service life and no flicker compared with incandescent lamps and energy-saving lamps. However, a large amount of heat energy is generated when the high-power LED lamp bead for illumination works, and in order to solve the problem of heat dissipation, a common means is to use a fan to increase the air flow rate to achieve the purpose of active heat dissipation, but because the fan has certain noise during working and needs to reserve a channel for air circulation, the active heat dissipation device is not beneficial to sealing and insulation of the lamp, and cannot be applied to civil lighting equipment in a large amount. In addition, the illuminating lamp used for factories and workshops requires higher explosion-proof and anti-creeping performances, and meanwhile, the general power is higher and the service life is longer. The existing LED factory lamp has the problems of low heat dissipation efficiency, complex and tedious assembly structure, electric shock hidden danger and the like in different degrees.

Disclosure of Invention

The utility model aims to provide an LED factory lamp which is reasonable in structure, good in heat conduction and heat dissipation effect, long in service life, simple in assembly process and convenient to maintain and install.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model relates to an LED factory lamp which comprises a substrate and a lampshade, wherein the front surface of the substrate is provided with LED lamp beads, the lampshade covers the substrate, the back surface of the substrate is tightly attached to a heat dissipation disc, the heat dissipation disc is of a disc-shaped structure, and the heat dissipation disc comprises a central part with a flat lower surface and an edge part with an annular clamping groove surrounding the central part; the substrate is fixedly connected to the central part of the heat dissipation disc through a screw; the edge of the lampshade is provided with a buckle clamped in the annular clamping groove at the edge part; the upper surface of the heat dissipation disc is provided with heat dissipation fins and threaded holes; the end cover is fixedly connected to the upper surface of the heat dissipation plate through bolts in the threaded holes.

The threaded hole is formed in the upper end of the connecting column, the connecting column is of a cylindrical structure, and the lower end of the connecting column is fixedly connected to the upper surface of the heat dissipation disc; the side wall of the connecting column is connected with the radiating fins into a whole.

The center of the heat dissipation disc is provided with a threading hole, and a plurality of heat dissipation fins are radially distributed around the threading hole.

The central part of heat dissipation dish is recessed state for the edge part, the recessed step of central part and edge part joint department forms annular groove, the lamp shade includes discoid cover plate, is located the annular hem at cover plate edge, the cover plate adopts transparent or dull polish material to make, the annular hem clamps on the recessed step of central part and edge part joint department.

A plurality of spherical lenses are uniformly distributed on a cover plate of the lampshade, and the spherical lenses are spherical crown pits arranged on the inner side surface of the cover plate or spherical crown salient points arranged on the outer side surface of the cover plate.

And a power supply driving plate is arranged in the inner cavity of the end cover, and the output end of the power supply driving plate is connected to the substrate through a wire.

The base plate adopts aluminum alloy material to make, the heat dissipation dish adopts high heat conduction engineering plastics to make, install power drive original paper on the base plate.

By adopting the technical scheme, the LED factory lamp is reasonable in structure and convenient to assemble and produce; the composite heat dissipation material formed by the aluminum alloy and the engineering plastic is tightly attached, the contact area is large, the heat conduction efficiency is high, the heat dissipation effect is guaranteed, meanwhile, the composite heat dissipation material has good insulation performance, the electric shock hazard is thoroughly avoided, and the composite heat dissipation material is safe and reliable to use.

Drawings

Fig. 1 is an exploded view of one embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Fig. 3 is a schematic perspective view of the heat dissipation plate.

Fig. 4 is a schematic perspective view of the lamp cover.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

As shown in fig. 1 and 2, the LED factory lamp provided by the utility model comprises a substrate 1 with LED lamp beads mounted on the front surface thereof, and a lampshade 2 covering the substrate 1, wherein a power driving board or a power driving element for driving the LED lamp beads is integrated with the substrate 1 or is separately arranged. The back surface of the substrate 1 is closely attached to the heat dissipation disc 3, and the heat dissipation disc 3 is of a disc-shaped structure. The base plate 1 is made of an aluminum alloy material, the heat dissipation plate 3 is made of high-thermal-conductivity engineering plastics, the aluminum alloy and the high-thermal-conductivity engineering plastics have high thermal conductivity, the plasticity of the engineering plastics is high, the base plate 1 and the aluminum alloy can be well attached together, the contact area as large as possible is obtained, and the heat dissipation efficiency is improved. Besides the LED lamp beads, power driving elements for supplying power can be installed on the substrate 1, and the LED lamp beads and the power driving elements are welded on the substrate 1 in a surface mounting type connection mode. This embodiment has adopted the integration setting of power drive original paper and base plate 1, and the electronic component lug welding of the power part of LED lamp pearl is on base plate 1, and its structure is compacter, can improve production efficiency, reduce the fault rate.

As shown in fig. 3, the heat dissipation plate 3 includes a central portion 31 having a flat lower surface and an edge portion 32 surrounding the central portion 31 and having a ring-shaped slot, the edge portion 32 can increase the heat dissipation area of the heat dissipation plate 3, protect the central portion 31 and the substrate 1, and protect the lamp cover from being knocked, and the ring-shaped slot is used for connecting the lamp cover 2; the substrate 1 is fixedly connected to the central part 31 of the heat dissipation plate 3 through screws, as shown in fig. 1, self-tapping screws are inserted into the edge part of the substrate 1, and the tips of the self-tapping screws are screwed into the central part 31 of the heat dissipation plate 3 to play a role in fixing; the edge of the lampshade 2 is provided with a buckle which is clamped in the annular clamping groove of the edge part 32; the upper surface of the heat dissipation plate 3 is provided with heat dissipation fins 33 and threaded holes 34; the end cap 4 is fixedly attached to the upper surface of the heat dissipation plate 3 by means of bolts in said threaded holes 34. The threaded hole 34 is formed in the upper end of the connecting column 35, the connecting column 35 is of a cylindrical structure, and the lower end of the connecting column 35 is fixedly connected to the upper surface of the heat dissipation disc 3; the side wall of the connecting column 35 is connected with the radiating fins 33 into a whole. The integrally designed radiating fins 33 and connecting columns 35 can reduce production cost and improve assembly efficiency. In addition, as another embodiment of the present invention, a power supply driving board is arranged in the inner cavity of the end cover 4, and an output end of the power supply driving board is connected to the substrate 1 through a wire. This embodiment has adopted the components of a whole that can function independently body setting of power drive original paper and base plate 1, and the power part of LED lamp pearl forms the power drive board alone, and lamps and lanterns power source is connected to the input of this power drive board, the output passes through the wire to be connected with LED lamp pearl electricity on the base plate 1, and this kind of split type power structure has better heat dissipation efficiency, more makes things convenient for the maintenance and the maintenance in later stage.

In addition, the center of the heat dissipation plate 3 is provided with a threading hole 36, and the plurality of heat dissipation fins 33 are radially distributed around the threading hole 36. The internal stress that produces when threading hole 36 can disperse heat dissipation dish 3 expend with heat and contract with cold avoids producing the chap deformation because of being heated inhomogeneous, improves the qualification rate of heat dissipation dish 3 of injection moulding method production, in addition, when the power drive plate of LED lamp pearl was located base plate 1 both sides respectively, the power cord can be passed threading hole 36 by heat dissipation dish 3's top and be connected to on the base plate 1, of course, the appropriate position setting needs this moment makes things convenient for the through hole that the power cord passed on base plate 1.

As shown in fig. 1 and 2, the central portion 31 of the heat dissipation plate 3 is recessed with respect to the edge portion 32, and a recessed step at a junction of the central portion 31 and the edge portion 32 forms the annular groove, as shown in fig. 4, the lampshade 2 includes a disc-shaped cover plate 21 and an annular folded edge 22 at an edge of the cover plate 21, the cover plate 21 is made of a transparent or frosted material, and the annular folded edge 22 is clamped on the recessed step at the junction of the central portion 31 and the edge portion 32. Reasonable friction force can be ensured by reasonably setting the tolerance fit of the annular folded edge 22 and the concave step, and the lampshade 2 is not easy to fall off after being clamped into the clamping groove. As another embodiment of the present invention, a mutually engaged buckle may be further disposed at a position where the outer side wall of the annular flange 22 corresponds to the inner side wall of the recessed step, so that the annular flange 22 is not easily disengaged after being buckled into the recessed step.

As shown in fig. 4, a plurality of spherical lenses 23 are uniformly distributed on the cover plate 21 of the lampshade 2, and the spherical lenses 23 are spherical cap pits arranged on the inner side surface of the cover plate 21 or spherical cap bumps arranged on the outer side surface of the cover plate 21. The spherical lens 23 can disperse the point light source of the LED by refracting the light, making the light passing through the lamp housing 2 softer.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a LED factory lamp, includes that openly installs base plate (1) of LED lamp pearl, cover lamp shade (2) on base plate (1), its characterized in that: the back surface of the substrate (1) is tightly attached to the heat dissipation disc (3), the heat dissipation disc (3) is of a disc-shaped structure, and the heat dissipation disc (3) comprises a central part (31) with a flat lower surface and an edge part (32) which surrounds the central part (31) and is provided with an annular clamping groove; the substrate (1) is fixedly connected to the central part (31) of the heat dissipation disc (3) through screws; the edge of the lampshade (2) is provided with a buckle clamped in the annular clamping groove of the edge part (32); the upper surface of the heat dissipation disc (3) is provided with heat dissipation fins (33) and threaded holes (34); the end cover (4) is fixedly connected to the upper surface of the heat dissipation disc (3) through bolts in the threaded holes (34).

2. The LED factory light fixture of claim 1, wherein: the threaded hole (34) is formed in the upper end of the connecting column (35), the connecting column (35) is of a cylindrical structure, and the lower end of the connecting column (35) is fixedly connected to the upper surface of the heat dissipation disc (3); the side wall of the connecting column (35) is connected with the radiating fins (33) into a whole.

3. LED factory light fixture according to claim 1 or 2, wherein: the center of the heat dissipation disc (3) is provided with a threading hole (36), and a plurality of heat dissipation fins (33) are radially distributed around the threading hole (36).

4. LED factory light fixture according to claim 1 or 2, wherein: central part (31) of heat dissipation dish (3) are recessed state for edge portion (32), central part (31) form with the recessed step of edge portion (32) linking department annular clamping groove, lamp shade (2) include discoid cover plate (21), be located annular hem (22) at cover plate (21) edge, cover plate (21) adopt transparent or dull polish material to make, annular hem (22) clamp on the recessed step of central part (31) and edge portion (32) linking department.

5. The LED factory light fixture of claim 4, wherein: a plurality of spherical lenses (23) are uniformly distributed on a cover plate (21) of the lampshade (2), and the spherical lenses (23) are spherical crown pits arranged on the inner side surface of the cover plate (21) or spherical crown salient points arranged on the outer side surface of the cover plate (21).

6. LED factory light fixture according to claim 1 or 2, wherein: and a power supply driving board is arranged in the inner cavity of the end cover (4), and the output end of the power supply driving board is connected to the substrate (1) through a wire.

7. LED factory light fixture according to claim 1 or 2, wherein: the base plate (1) is made of an aluminum alloy material, the heat dissipation plate (3) is made of high-heat-conductivity engineering plastics, and a power supply driving element is installed on the base plate (1).