CN209977736U

CN209977736U - High-power LED lamp packaging structure

Info

Publication number: CN209977736U
Application number: CN201920728246.9U
Authority: CN
Inventors: 陈都
Original assignee: Dongguan City Beyond Photoelectric Technology Co Ltd
Current assignee: Dongguan City Beyond Photoelectric Technology Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-01-21
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a high-power LED lamp packaging structure, which comprises a base, an LED light source, a light-transmitting cover and a protective component, wherein the LED light source and the light-transmitting cover are arranged on the base; a plurality of heat dissipation channels are arranged on the base and are communicated with the groove top positions of the grooves; the groove is sealed by a bottom plate; the bottom plate is provided with a plurality of connecting holes which are aligned with the heat dissipation channel and are communicated with each other; a rotating assembly is arranged in each connecting hole, each rotating assembly is used for fixing a radiating fin, and the upper end of each radiating fin extends into the radiating channel; the side of base is equipped with the spacing piece of multi-disc, is equipped with a draw-in groove on the spacing piece, and the side of base inserts in the draw-in groove, and the bottom of spacing piece extends to near the fin. The structure of the utility model has good heat dissipation, and even a high-power lamp can not be damaged due to overheating; can increase the humidity resistance of printing opacity cover below junction for inside electronic component is difficult for influencing to steam, and life is longer.

Description

High-power LED lamp packaging structure

Technical Field

The utility model relates to a lamps and lanterns field, concretely relates to high-power LED lamps and lanterns packaging structure.

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, and the periphery of the chip and the circuit board is sealed through epoxy resin, so that the effect of protecting internal core wires is achieved. The LED lamp has various advantages of environmental protection, long service life and the like, and the application range is very wide.

However, the existing LED lamps have some disadvantages, especially the high power LED lamps, and the heat dissipation thereof has been a problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can solve the high-power LED lamps and lanterns packaging structure of above-mentioned problem.

To achieve the purpose, the utility model adopts the following technical proposal:

the high-power LED lamp packaging structure comprises a base, an LED light source, a light-transmitting cover and a protection assembly, wherein the LED light source and the light-transmitting cover are arranged on the base; a plurality of heat dissipation channels are arranged on the base and are communicated with the groove top positions of the grooves; the groove is sealed by a bottom plate; the bottom plate is provided with a plurality of connecting holes which are aligned with the heat dissipation channel and are communicated with each other; a rotating assembly is arranged in each connecting hole, each rotating assembly is used for fixing a radiating fin, and the upper end of each radiating fin extends into the radiating channel; the side of base is equipped with the spacing piece of multi-disc, is equipped with a draw-in groove on the spacing piece, and the side of base inserts in the draw-in groove, and the bottom of spacing piece extends to near the fin.

As the preferred technical scheme, the groove is in a circular structure, and the inner wall of the groove is provided with internal threads; the bottom plate is discoid structure, adopts the aluminum alloy to make, and the side of bottom plate is equipped with the external screw thread with internal thread assorted, and the inner wall of bottom plate and recess passes through screw-thread fit.

As the preferred technical scheme, the rotating assembly comprises a bearing fixed in the connecting hole, and the radiating fin is fixed on the inner hole of the bearing through heat-conducting glue; the radiating fin is made of heat conducting metal, and the cross section of the radiating fin is of a nearly Y-shaped structure.

As a preferred technical scheme, the limiting sheet comprises a heat-conducting metal sheet in a nearly U-shaped structure, and the upper end of the heat-conducting metal sheet extends to the bottom of the light-transmitting cover and is abutted against the light-transmitting cover; the surface of the limiting sheet is provided with a water absorbing layer.

As a preferred technical scheme, the water absorption layer is a sponge layer.

The utility model has the advantages that: the structure of the utility model has good heat dissipation, and even a high-power lamp can not be damaged due to overheating; can increase the humidity resistance of printing opacity cover below junction for inside electronic component is difficult for influencing to steam, and life is longer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is an overall structure diagram of the present invention.

Fig. 2 is a plan view of the heat sink of the present invention.

Fig. 3 is a structural diagram of the limiting sheet of the present invention.

In the figure:

1. a shade cloth; 2. a base; 2a, a heat dissipation channel; 3. an LED light source; 4. a light-transmitting cover; 5. a groove; 6. a base plate; 6a, connecting holes; 7. a heat sink; 8. a limiting sheet; 9. a water-absorbing layer.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, a high-power LED lamp packaging structure includes a base 2, an LED light source 3) a transparent cover 4, the transparent cover 4 of the LED light source 3 is mounted on the base 2, and a groove 5 is formed in the center of the bottom of the base 2; a plurality of heat dissipation channels 2a are arranged on the base 2, heat generated at the LED light source 3 is discharged downwards through the heat dissipation channels 2a, and the heat dissipation channels (2a) are communicated with the groove top positions of the grooves 5; the groove 5 is sealed by a bottom plate 6.

In this embodiment, the bottom plate 6 is provided with a plurality of connecting holes 6a, and the connecting holes 6a are aligned with and conducted with the heat dissipation channel 2 a; a rotating assembly is arranged in each connecting hole 6a, each rotating assembly is fixedly provided with a radiating fin 7, the upper end of each radiating fin 7 extends into the corresponding radiating channel 2a, and the radiating fins 7 accelerate the heat dissipation of the device and guide heat downwards; the side of base 2 is equipped with the spacing piece 8 of multi-disc, is equipped with a draw-in groove on the spacing piece 8, and the side of base 2 inserts in the draw-in groove, and the bottom of spacing piece 8 extends to near fin 7.

The groove 5 is of a circular structure, and internal threads are arranged on the inner wall of the groove 5; bottom plate 6 is discoid structure, adopts the aluminum alloy to make, and the side of bottom plate 6 is equipped with internal thread assorted external screw thread, and bottom plate (6) and recess 5's inner wall pass through screw-thread fit, 6 convenient to detach of bottom plate and adjustment position.

The rotating assembly comprises a bearing 10 fixed in the connecting hole 6a, an outer ring of the bearing 10 is fixed in the connecting hole 6a through glue, an inner ring of the bearing 10 can rotate, the inner ring rotates to drive the radiating fin 7 to act, and the radiating fin 7 is fixed on an inner hole of the bearing 10 through heat-conducting glue; the radiating fin) is made of heat conducting metal, and the cross section of the radiating fin 7 is of a nearly Y-shaped structure.

The limiting piece (8) comprises a heat-conducting metal piece with a nearly U-shaped structure, such as aluminum alloy or copper, and the upper end of the heat-conducting metal piece extends to the bottom of the light-transmitting cover 4 and is abutted against the light-transmitting cover 4; the surface of the limiting sheet 8 is provided with a water absorbing layer 9, the water absorbing layer 9 is a sponge layer, and the water absorbing layer 9 increases waterproofness.

The working principle is as follows: the heat generated by the device is discharged downwards through the heat dissipation channel 2a, and in order to avoid light leakage, a layer of shading cloth 1 can be bonded in the heat dissipation channel 2 a; the heat in the heat dissipation channel 2a is discharged through the heat dissipation fins 7, and the heat dissipation fins 7 are of a nearly Y-shaped structure, so that the heat dissipation surface is large, and the accelerated heat dissipation is facilitated. Spacing piece 8 is for the below with fin 7, and the heat of fin 7 is convenient for transmit to spacing piece 8, and spacing piece 8 extends to printing opacity cover 4 department, and the heat on the spacing piece 8 has increased the humidity resistance of printing opacity cover 4 erection joint department.

The radiating fins 7 of the device are fixed on the bearing 10, and can rotate under the action of external force particularly when used outdoors, and the radiating effect of the rotating radiating fins 7 is faster relative to that of the static radiating fins 7.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. A high-power LED lamp packaging structure comprises a base (2), an LED light source (3) and a light-transmitting cover (4), wherein the LED light source (3) and the light-transmitting cover (4) are arranged on the base (2), and is characterized in that a groove (5) is formed in the center of the bottom of the base (2); a plurality of heat dissipation channels (2a) are arranged on the base (2), and the heat dissipation channels (2a) are communicated with the groove top positions of the grooves (5); the groove (5) is sealed by a bottom plate (6); the bottom plate (6) is provided with a plurality of connecting holes (6a), and the connecting holes (6a) are aligned with the heat dissipation channel (2a) and are communicated with each other; a rotating assembly is arranged in each connecting hole (6a), each rotating assembly is used for fixing a radiating fin (7), and the upper end of each radiating fin (7) extends into the corresponding radiating channel (2 a); the side of base (2) is equipped with multi-disc spacing piece (8), is equipped with a draw-in groove on spacing piece (8), and the side of base (2) inserts in the draw-in groove, and the bottom of spacing piece (8) extends to near fin (7).

2. The high-power LED lamp packaging structure according to claim 1, wherein the groove (5) is of a circular structure, and the inner wall of the groove (5) is provided with internal threads; bottom plate (6) are discoid structure, adopt the aluminum alloy to make, the side of bottom plate (6) be equipped with internal thread assorted external screw thread, the inner wall of bottom plate (6) and recess (5) passes through screw-thread fit.

3. The high power LED lamp packaging structure according to claim 1, wherein the rotating assembly comprises a bearing (10) fixed in the connecting hole (6a), and the heat sink (7) is fixed on the inner hole of the bearing (10) through heat conducting glue; the radiating fins (7) are made of heat conducting metal, and the cross sections of the radiating fins (7) are of a Y-shaped structure.

4. The high-power LED lamp packaging structure according to claim 1, wherein the limiting piece (8) comprises a heat-conducting metal piece with a nearly U-shaped structure, and the upper end of the heat-conducting metal piece extends to the bottom of the light-transmitting cover (4) and is abutted against the light-transmitting cover (4); the surface of the limiting sheet (8) is provided with a water absorbing layer (9).

5. The high power LED lamp packaging structure according to claim 4, wherein the water absorbing layer (9) is a sponge layer.