CN210920984U

CN210920984U - LED lamp heat radiation structure

Info

Publication number: CN210920984U
Application number: CN201922004242.9U
Authority: CN
Inventors: 李晓欣; 黄张云; 胡仕斌
Original assignee: Xiamen Langxu Lighting Technology Co Ltd
Current assignee: Xiamen Langxu Lighting Technology Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-03
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a LED lamp heat radiation structure relates to LED lamp heat dissipation field, for solving the gaseous heat dissipation that current LED lamp most of all lean on the natural circulation, the effect remains the problem that improves. The bottom of fixed drain pan is provided with the heat dissipation air inlet on the surface, be provided with the heat dissipation air outlet on the side surface of fixed drain pan, the heat dissipation air outlet is provided with four, and mutual symmetry, the inside of fixed drain pan is provided with motor installation pole, the intermediate position department fixed mounting of motor installation pole has the motor, the rotation axis one end of motor is provided with the heat dissipation flabellum, the heat dissipation flabellum is located one side of heat dissipation air inlet, and heat dissipation flabellum, motor, fixed drain pan are the rotation axis altogether.

Description

LED lamp heat radiation structure

Technical Field

The utility model relates to a LED lamp heat dissipation field specifically is a LED lamp heat radiation structure.

Background

The LED lamp is visible everywhere in people's daily life, and the LED lamp mainly gives out light through the diode, consequently can not give off high radiation and ultraviolet ray, can not produce the threat to human health, therefore the LED lamp belongs to green product, and the LED lamp can give off the heat at the during operation, consequently needs timely heat dissipation.

Most of the existing LED lamps are radiated by natural circulating gas, the effect needs to be improved, and the heat radiation performance is enhanced in order to accelerate the circulation of the gas; therefore, the market urgently needs to develop a heat dissipation structure of an LED lamp to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED lamp heat radiation structure to solve among the above-mentioned background art current LED lamp most all lean on the gaseous heat dissipation of natural circulation, the effect remains the problem that improves.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a LED lamp heat radiation structure, includes fixed drain pan, be provided with the heat dissipation air inlet on the bottom surface of fixed drain pan, be provided with the heat dissipation air outlet on the side surface of fixed drain pan, the heat dissipation air outlet is provided with four, and mutual symmetry, the inside of fixed drain pan is provided with motor installation pole, the intermediate position department fixed mounting of motor installation pole has the motor, the rotation axis one end of motor is provided with the heat dissipation flabellum, the heat dissipation flabellum is located one side of heat dissipation air inlet, and heat dissipation flabellum, motor, fixed drain pan pivot altogether, the opposite side of motor is provided with the fin, the fin is provided with a plurality ofly, the fin is arranged in.

Preferably, one end of the side surface of the fixed bottom shell is provided with four connecting locking rings which are circularly distributed on the side surface of the fixed bottom shell, one end of the fixed bottom shell is provided with a transparent upper cover, the outer surface of the transparent upper cover is provided with four fixed connecting blocks, the fixed connecting blocks and the transparent upper cover are integrally formed, the fixed connecting blocks are locked inside the connecting locking rings, the inner wall of the transparent upper cover is provided with a limiting block, the limiting block and the transparent upper cover are integrally formed, one side of the limiting block is provided with a reflecting plate, a through hole is arranged at the middle shaft position of the reflecting plate, one side of the reflecting plate is provided with an LED fixing plate, an LED lamp source is arranged at the middle shaft position of the LED fixing plate, one end of the LED lamp source penetrates through the through hole on the outer surface of the reflecting plate, the LED lamp source is electrically connected with an LED driver, and the LED lamp source is connected with the motor in parallel, a heat-conducting silica gel sheet is arranged between the LED fixing plate and the heat dissipation plate, a limiting block is arranged on the inner wall of the fixed bottom shell, the limiting block and the fixed bottom shell are integrally formed, the heat dissipation plate is attached to the outer surface of the limiting block, and the cooling fins penetrate through the limiting block and are fixedly connected to the outer surface of the heat dissipation plate.

Preferably, the outer surfaces of the two sides of the heat conducting silica gel sheet are tightly attached to the outer surfaces of the LED fixing plate and the heat dissipation plate.

Preferably, the heat dissipation fins and the heat dissipation fan blades are vertically distributed.

Preferably, the motor mounting rod and the fixed bottom shell are integrally formed, and the motor mounting rod are fixedly connected through screws.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the heat dissipation air inlet is arranged on the outer surface of the bottom end of the fixed bottom shell, the heat dissipation air outlet is arranged on the side surface of the fixed bottom shell, the number of the heat dissipation air outlets is four, the heat dissipation air outlets are mutually symmetrical, the motor mounting rod is arranged inside the fixed bottom shell, the motor is fixedly mounted at the middle position of the motor mounting rod, one end of the rotating shaft of the motor is provided with the heat dissipation fan blade, the heat dissipation fan blade is positioned at one side of the heat dissipation air inlet, the heat dissipation fan blade, the motor and the fixed bottom shell are jointly rotated, the other side of the motor is provided with a plurality of heat dissipation fins, the heat dissipation fins are arranged between the heat dissipation air outlets, so that external air can enter the inside of the fixed bottom shell from the heat dissipation air inlet and pass through the heat dissipation, the mode of the prior natural circulating gas heat dissipation is replaced, and the heat dissipation performance is effectively improved.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a top view of the present invention.

In the figure: 1. fixing a bottom shell; 2. a heat dissipation air outlet; 3. connecting a lock ring; 4. a transparent upper cover; 5. Fixing a connecting block; 6. a limiting block; 7. a reflector; 8. an LED fixing plate; 9. an LED light source; 10. A heat-conducting silica gel sheet; 11. a heat dissipation plate; 12. a heat sink; 13. a motor mounting rod; 14. a motor; 15. A heat dissipation fan blade; 16. a heat dissipation air inlet; 17. an LED driver.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a heat dissipation structure of an LED lamp comprises a fixed bottom case 1, a heat dissipation air inlet 16 is arranged on the outer surface of the bottom end of the fixed bottom case 1, heat dissipation air outlets 2 are arranged on the side surface of the fixed bottom case 1, the heat dissipation air outlets 2 are four and symmetrical, a motor mounting rod 13 is arranged inside the fixed bottom case 1, a motor 14 is fixedly mounted in the middle of the motor mounting rod 13, a plurality of heat dissipation fan blades 15 are arranged at one end of a rotating shaft of the motor 14, the heat dissipation fan blades 15 are positioned at one side of the heat dissipation air inlet 16, the heat dissipation fan blades 15, the motor 14 and the fixed bottom case 1 rotate together, heat dissipation fins 12 are arranged at the other side of the motor 14, the heat dissipation fins 12 are arranged between the heat dissipation air outlets 2, external air can enter the inside of the fixed bottom case 1 from the heat dissipation air inlet 16 and can pass through, and finally, the air is discharged from the heat dissipation air outlet 2, so that the circulation speed and the circulation quantity of the air are increased, the heat dissipation fins 12 can dissipate heat quickly, the traditional way of dissipating heat by natural circulation gas is replaced, and the heat dissipation performance is effectively improved.

Further, one end of the side surface of the fixed bottom shell 1 is provided with four connecting lock rings 3, the connecting lock rings 3 are circularly distributed on the side surface of the fixed bottom shell 1, one end of the fixed bottom shell 1 is provided with a transparent upper cover 4, the outer surface of the transparent upper cover 4 is provided with four fixed connecting blocks 5, the fixed connecting blocks 5 and the transparent upper cover 4 are integrally formed, the fixed connecting blocks 5 are locked inside the connecting lock rings 3, the inner wall of the transparent upper cover 4 is provided with a limiting block 6, the limiting block 6 and the transparent upper cover 4 are integrally formed, one side of the limiting block 6 is provided with a reflecting plate 7, a through hole is arranged at the middle shaft position of the reflecting plate 7, one side of the reflecting plate 7 is provided with an LED fixing plate 8, an LED lamp source 9 is arranged at the middle shaft position of the LED fixing plate 8, one end of the LED lamp source 9 penetrates through the through hole,

LED driver

17 and 14 electric connection of motor, and

LED lamp source

9 and 14 parallel connection of motor, be provided with heat conduction silica gel piece 10 between LED fixed plate 8 and the heating panel 11, be provided with stopper 6 on the inner wall of fixed drain pan 1, and stopper 6 and fixed drain pan 1 integrated into one piece, the laminating of heating panel 11 is on the surface of stopper 6, and fin 12 passes between the stopper 6, and fixed connection is on the surface of heating panel 11.

Further, the outer surfaces of both sides of the heat conductive silicone sheet 10 are tightly attached to the outer surfaces of the LED fixing plate 8 and the heat radiating plate 11.

Further, the heat sink 12 is perpendicular to the heat sink fins 15.

Further, a motor mounting rod 13 is integrally formed with the fixed bottom case 1, and a motor 14 is fixedly connected to the motor mounting rod 13 by screws.

The working principle is as follows: during the use, install this LED lamp in appointed position earlier, the switch on, when using the LED lamp, make LED driver 17 circular telegram through external switch, LED lamp source 9 begins to give out light under LED driver 17's effect, motor 14 begins to rotate simultaneously, because LED lamp source 9 during operation can produce the heat, the heat is in to heating panel 11 through the quick conduction of heat conduction silica gel piece 10 this moment, because be provided with fin 12 on the surface of heating panel 11, consequently, the radiating rate can be accelerated, simultaneously because motor 14's rotation, the rotation of radiating fan blade 15 has been driven, outside gas gets into the inside of fixed drain pan 1 from heat dissipation air inlet 16 this moment, pass between fin 12, and discharge from heat dissipation air outlet 2, this action has accelerated the gas flow rate, heat dispersion has been strengthened.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a LED lamp heat radiation structure, includes fixed drain pan (1), its characterized in that: a heat dissipation air inlet (16) is arranged on the outer surface of the bottom end of the fixed bottom shell (1), the side surface of the fixed bottom shell (1) is provided with four heat dissipation air outlets (2), and are symmetrical with each other, a motor mounting rod (13) is arranged inside the fixed bottom shell (1), a motor (14) is fixedly arranged at the middle position of the motor mounting rod (13), one end of a rotating shaft of the motor (14) is provided with a radiating fan blade (15), the radiating fan blade (15) is positioned at one side of a radiating air inlet (16), and the heat radiation fan blade (15), the motor (14) and the fixed bottom shell (1) rotate together, the other side of the motor (14) is provided with a plurality of radiating fins (12), and the radiating fins (12) are arranged between the radiating air outlets (2).

2. The heat dissipation structure of claim 1, wherein: one end of the side surface of the fixed bottom shell (1) is provided with four connecting lock rings (3), the connecting lock rings (3) are circularly distributed on the side surface of the fixed bottom shell (1), one end of the fixed bottom shell (1) is provided with a transparent upper cover (4), the outer surface of the transparent upper cover (4) is provided with four fixed connecting blocks (5), the fixed connecting blocks (5) and the transparent upper cover (4) are integrally formed, the fixed connecting blocks (5) are locked inside the connecting lock rings (3), the inner wall of the transparent upper cover (4) is provided with a limiting block (6), the limiting block (6) and the transparent upper cover (4) are integrally formed, one side of the limiting block (6) is provided with a light reflecting plate (7), the middle shaft position of the light reflecting plate (7) is provided with a through hole, one side of the light reflecting plate (7) is provided with an LED fixing plate (8), the utility model discloses a LED lamp, including reflector panel (7), LED fixed plate (8), axis position department installs LED lamp source (9), the one end of LED lamp source (9) runs through the through-hole on reflector panel (7) surface, LED lamp source (9) and LED driver (17) electric connection, LED driver (17) and motor (14) electric connection, and LED lamp source (9) and motor (14) parallel connection, be provided with heat conduction silica gel piece (10) between LED fixed plate (8) and heating panel (11), be provided with stopper (6) on the inner wall of fixed drain pan (1), and stopper (6) and fixed drain pan (1) integrated into one piece, heating panel (11) laminating is on the surface of stopper (6), fin (12) pass between stopper (6), and fixed connection is on the surface of heating panel (11).

3. The heat dissipation structure of claim 2, wherein: the outer surfaces of two sides of the heat-conducting silica gel sheet (10) are tightly attached to the outer surfaces of the LED fixing plate (8) and the heat dissipation plate (11).

4. The heat dissipation structure of claim 1, wherein: the radiating fins (12) and the radiating fan blades (15) are vertically distributed.

5. The heat dissipation structure of claim 1, wherein: the motor mounting rod (13) and the fixed bottom shell (1) are integrally formed, and the motor (14) is fixedly connected with the motor mounting rod (13) through screws.