CN215929513U

CN215929513U - Heat dissipation device of LED lamp

Info

Publication number: CN215929513U
Application number: CN202122222001.9U
Authority: CN
Inventors: 张永源
Original assignee: Foshan Kurui Lighting Co ltd
Current assignee: Foshan Kurui Lighting Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-01
Anticipated expiration: 2031-09-14

Abstract

The utility model belongs to the technical field of lamp heat dissipation, in particular to a heat dissipation device of an LED lamp, and provides a scheme aiming at the problem of low heat dissipation efficiency in the background technology. The fan is arranged in the air guide cylinder, so that cooling air blown by the fan can almost completely act on the radiator, the loss of air volume is greatly reduced, and the efficient heat dissipation of the second heat conduction plate and the radiator is ensured.

Description

Heat dissipation device of LED lamp

Technical Field

The utility model relates to the technical field of lamp heat dissipation, in particular to a heat dissipation device of an LED lamp.

Background

The LED lighting lamp is a general term for LED lighting fixtures, and refers to a fixture capable of transmitting light, distributing and changing light distribution of LED light sources, including all parts and components required for fixing and protecting the LED light sources except the LED light sources, and circuit accessories necessary for connecting with a power supply. With the further maturity of LED technology, LEDs will make more and better developments in the field of design and development of household lighting fixtures.

Through search, the patent (application number: 201820270905.4) discloses a heat dissipation device of a power supply for an LED lamp, which has good heat dissipation effect, can timely discharge heat, prolongs the service life of a driving power supply, is convenient to disassemble, and is convenient to clean dust on the device, but because a lamp source of the LED lamp is positioned in a relatively closed shell, the heat on a heat dissipation fin is far from insufficient by only using a fan at the top of the shell, and the heat dissipation efficiency of the heat dissipation mode is very low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a heat dissipation device of an LED lamp.

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

a heat dissipation device of an LED lamp comprises a lamp tube, wherein a heat conduction mechanism is arranged on the inner wall of the lamp tube, and the heat conduction mechanism comprises a first heat conduction plate arranged on the inner wall of the lamp tube, heat conduction rods which are distributed at equal intervals and arranged on the outer wall of one side of the first heat conduction plate, and a second heat conduction plate arranged on the outer wall of one end of each heat conduction rod;

the lamp tube heat dissipation device is characterized in that a heat dissipation mechanism is arranged on the outer wall of one side of the lamp tube, and the heat dissipation mechanism comprises a heat dissipation pipe arranged on the outer wall of one side of the lamp tube, a heat radiator sleeved on the outer wall of the heat dissipation pipe and a fan arranged on the outer wall of one side of the heat radiator.

Preferably, the outer wall of the radiator is connected with connecting blocks which are distributed equidistantly, an air guide cylinder is installed on the outer wall of one end of each connecting block, and the fan is fixedly connected to the inner wall of the air guide cylinder through bolts.

Preferably, the inner wall of the radiating pipe is provided with an inner pipe column, and heat conducting oil is filled between the radiating pipe and the inner pipe column.

Preferably, the outer wall of one side of the pipe inner column is provided with mounting grooves distributed at equal intervals, and the inner diameter of each mounting groove is matched with the outer diameter of the heat conducting rod.

Preferably, the outer wall of the top of the radiating pipe is provided with an oil inlet, the inner wall of the oil inlet is provided with an oil inlet leather plug, the outer wall of the bottom of the radiating pipe is provided with an oil outlet, and the inner wall of the oil outlet is provided with an oil outlet leather plug.

Preferably, the LED lamp bodies are arranged on the inner wall of the lamp tube and distributed equidistantly, and the outer wall of the other side of the lamp tube is provided with a transparent observation window.

Preferably, the inner diameter of the radiator is matched with the outer diameter of the radiating pipe, and radiating fins distributed at equal intervals are arranged on the outer wall of the radiator.

The utility model has the beneficial effects that:

1. according to the heat dissipation device of the LED lamp, the first heat conduction plate can absorb the temperature of the LED lamp body and transmit the temperature to the second heat conduction plate through the heat conduction rod, meanwhile, the heat conduction oil in the heat dissipation pipe can also absorb the temperature of the lamp tube, and the combination of the two heat conduction modes has high heat conduction efficiency and high heat conduction speed;

2. according to the heat dissipation device of the LED lamp, the second heat conduction plate is directly subjected to air cooling by the fan, the heat conduction oil in the heat dissipation pipe transfers the temperature to the radiator, and heat is dissipated by the fan.

Drawings

Fig. 1 is a front view of an overall structure of a heat dissipation device of an led lamp according to the present invention;

fig. 2 is a back view of the overall structure of a heat dissipation device of an led lamp according to the present invention;

fig. 3 is a schematic view of a heat dissipation tube connection structure of a heat dissipation device of an led lamp according to the present invention;

fig. 4 is a schematic view of a heat conducting mechanism of a heat dissipation device of an led lamp according to the present invention.

In the figure: the lamp comprises a lamp tube 1, a heat conduction mechanism 2, a first heat conduction plate 21, a heat conduction rod 22, a second heat conduction plate 23, a heat dissipation mechanism 3, a heat dissipation pipe 31, a heat radiator 32, a fan 33, a connecting block 4, an air guide cylinder 5, a pipe inner column 6, a mounting groove 7, an oil inlet leather plug 8, an oil outlet leather plug 9, a light body 10led and a transparent observation window 11.

Detailed Description

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

Referring to fig. 1-4, a heat dissipation device of an led lamp comprises a lamp tube 1, wherein a heat conduction mechanism 2 is arranged on the inner wall of the lamp tube 1, the heat conduction mechanism 2 comprises a first heat conduction plate 21, a heat conduction rod 22 and a second heat conduction plate 23, the heat conduction rods 22 distributed at equal intervals are arranged on the outer wall of one side of the first heat conduction plate 21, the second heat conduction plate 23 is arranged on the outer wall of one end of the heat conduction rod 22, the first heat conduction plate 21 can absorb the temperature of an led lamp body 10 and transmit the temperature to the second heat conduction plate 23 through the heat conduction rod 22, meanwhile, the heat conduction oil in a heat dissipation pipe 31 can also absorb the temperature of the lamp tube 1, and the combination of the two heat conduction modes has high heat conduction efficiency and high heat conduction speed;

the heat dissipation mechanism 3 is arranged on the outer wall of one side of the lamp tube 1, the heat dissipation mechanism 3 comprises a heat dissipation pipe 31, a heat radiator 32 and a fan 33, the heat radiator 32 is sleeved on the outer wall of the heat dissipation pipe 31, the fan 33 is arranged on the outer wall of one side of the heat radiator 32, the second heat conduction plate 23 is directly subjected to air cooling by the fan 33, heat conduction oil in the heat dissipation pipe 31 transfers the temperature to the heat radiator 32 and is subjected to heat dissipation by the fan 33, and the fan 33 is arranged in the air guide cylinder 5, so that almost all cooling air blown by the fan 33 can act on the heat radiator 32, the air volume loss is greatly reduced, and the efficient heat dissipation of the second heat conduction plate 23 and the heat radiator 32 is ensured;

the outer wall of the radiator 32 is connected with connecting blocks 4 which are distributed equidistantly, an air guide cylinder 5 is arranged on the outer wall of one end of each connecting block 4, a fan 33 is fixedly connected onto the inner wall of the air guide cylinder 5 through bolts, an inner tube column 6 is arranged on the inner wall of the radiating tube 31, heat conduction oil is filled between the radiating tube 31 and the inner tube column 6, mounting grooves 7 which are distributed equidistantly are formed in the outer wall of one side of the inner tube column 6, and the inner diameter of each mounting groove 7 is matched with the outer diameter of the heat conduction rod 22;

the oil inlet has been seted up to cooling tube 31 top outer wall, and the oil inlet inner wall installs oil feed leather plug 8, and the oil-out has been seted up to cooling tube 31 bottom outer wall, and oil outlet leather plug 9 is installed to the oil-out inner wall, led lamp main part 10 that the equidistance distributes is installed to 1 inner wall of fluorescent tube, and 1 opposite side outer wall of fluorescent tube installs transparent observation window 11, radiator 32 internal diameter size and 31 external diameter size looks adaptations of cooling tube, and radiator 32 outer wall is provided with the fin that the equidistance distributes.

The working principle is as follows: the inside led lamp main part 10 of fluorescent tube 1 is the high temperature that produces at the during operation, a part can be absorbed by first heat-conducting plate 21, and transmit to second heat-conducting plate 23 through heat conduction pole 22 on, another part high temperature can transmit to fluorescent tube 1 on, the heat conduction oil in cooling tube 31 absorbs the high temperature on fluorescent tube 1 and transmits to radiator 32, fan 33 is when starting, cold wind can directly blow to second heat-conducting plate 23 along air duct 5 on, take away the heat on the second heat-conducting plate 23, cold wind can blow away the heat on radiator 32 along the fin on radiator 32 simultaneously.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A heat dissipation device of an LED lamp comprises a lamp tube (1), and is characterized in that the inner wall of the lamp tube (1) is provided with a heat conduction mechanism (2), and the heat conduction mechanism (2) comprises a first heat conduction plate (21) arranged on the inner wall of the lamp tube (1), heat conduction rods (22) which are arranged on the outer wall of one side of the first heat conduction plate (21) and distributed at equal intervals, and a second heat conduction plate (23) arranged on the outer wall of one end of each heat conduction rod (22);

the lamp tube (1) is characterized in that a heat dissipation mechanism (3) is arranged on the outer wall of one side of the lamp tube (1), and the heat dissipation mechanism (3) comprises a heat dissipation pipe (31) arranged on the outer wall of one side of the lamp tube (1), a heat radiator (32) sleeved on the outer wall of the heat dissipation pipe (31) and a fan (33) arranged on the outer wall of one side of the heat radiator (32).

2. The heat dissipation device of an led lamp as claimed in claim 1, wherein the outer wall of the heat sink (32) is connected with connecting blocks (4) distributed equidistantly, and an air duct (5) is installed on the outer wall of one end of each connecting block (4), and the fan (33) is fixedly connected to the inner wall of the air duct (5) through bolts.

3. The heat dissipating device of an led lamp as claimed in claim 1, wherein the inner wall of the heat dissipating pipe (31) is mounted with an inner pipe column (6), and heat conducting oil is filled between the heat dissipating pipe (31) and the inner pipe column (6).

4. The heat dissipation device of an led lamp as claimed in claim 3, wherein the outer wall of one side of the inner tube column (6) is provided with mounting grooves (7) distributed equidistantly, and the inner diameter of the mounting grooves (7) is adapted to the outer diameter of the heat conducting rod (22).

5. The heat dissipation device of an led lamp as claimed in claim 1, wherein an oil inlet is formed in an outer wall of the top of the heat dissipation tube (31), an oil inlet plug (8) is installed in an inner wall of the oil inlet, an oil outlet is formed in an outer wall of the bottom of the heat dissipation tube (31), and an oil outlet plug (9) is installed in an inner wall of the oil outlet.

6. The heat dissipation device of an led lamp as claimed in claim 1, wherein the inner wall of the lamp tube (1) is provided with led lamp bodies (10) distributed at equal intervals, and the outer wall of the other side of the lamp tube (1) is provided with a transparent viewing window (11).

7. The heat dissipating device of an led lamp as claimed in claim 1, wherein the inner diameter of the heat sink (32) is adapted to the outer diameter of the heat dissipating pipe (31), and the outer wall of the heat sink (32) is provided with fins distributed equidistantly.