CN222503775U - Heat dissipation structure of a lamp - Google Patents
Heat dissipation structure of a lamp Download PDFInfo
- Publication number
- CN222503775U CN222503775U CN202421180463.6U CN202421180463U CN222503775U CN 222503775 U CN222503775 U CN 222503775U CN 202421180463 U CN202421180463 U CN 202421180463U CN 222503775 U CN222503775 U CN 222503775U
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- heat dissipation
- air inlet
- air
- lamp
- air outlet
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Abstract
本实用新型涉及照明技术领域，公开了一种灯具的散热结构，包括灯壳、散热器和散热风扇，灯壳上设有进风口和出风口，散热器设置在灯壳的内腔上，散热器上设有两个散热翅片和若干散热柱，两个散热翅片之间形成散热风道，散热风道的进风端朝向进风口，散热风道的出风端朝向出风口，散热风扇设置在灯壳上，散热风扇的进风侧正对进风口，散热风扇的出风侧正对散热风道的进风端，若干散热柱间隔地设置在散热风道内。采用本实用新型，空气能沿散热风道进行散热，使得空气快速依次流经进风口、散热风道与出风口，加速空气在散热风道对流，提高散热效率。
The utility model relates to the field of lighting technology, and discloses a heat dissipation structure of a lamp, including a lamp housing, a radiator and a heat dissipation fan, wherein the lamp housing is provided with an air inlet and an air outlet, the radiator is arranged on the inner cavity of the lamp housing, the radiator is provided with two heat dissipation fins and a plurality of heat dissipation columns, a heat dissipation duct is formed between the two heat dissipation fins, the air inlet end of the heat dissipation duct faces the air inlet, the air outlet end of the heat dissipation duct faces the air outlet, the heat dissipation fan is arranged on the lamp housing, the air inlet side of the heat dissipation fan faces the air inlet, the air outlet side of the heat dissipation fan faces the air inlet end of the heat dissipation duct, and a plurality of heat dissipation columns are arranged in intervals in the heat dissipation duct. By adopting the utility model, air can be dissipated along the heat dissipation duct, so that the air quickly flows through the air inlet, the heat dissipation duct and the air outlet in sequence, accelerating the convection of air in the heat dissipation duct and improving the heat dissipation efficiency.
Description
Technical Field
The utility model relates to the technical field of illumination, in particular to a heat dissipation structure of a lamp.
Background
The LED lamp bead has high luminous efficiency, low power and long service life, is widely applied to various lamps and lanterns, and is high in brightness, high in heat generation, and the light attenuation of the LED lamp bead can be influenced by overhigh temperature, the existing radiator is matched with a fan to radiate heat, and hot wind is easy to stay in the lamps and lanterns to waner, hot wind is difficult to rapidly discharge outside the lamps and lanterns, and the radiating efficiency of the lamps and lanterns is influenced.
Disclosure of utility model
The utility model aims to provide a radiating structure of a lamp, air can flow through an air inlet, a radiating air duct and an air outlet in sequence, convection of the air in the radiating air duct is accelerated, and radiating efficiency is improved.
In order to achieve the above purpose, the utility model provides a radiating structure of a lamp, which comprises a lamp housing, a radiator and a radiator fan, wherein an air inlet and an air outlet are formed in the lamp housing, the radiator is arranged on an inner cavity of the lamp housing, two radiating fins and a plurality of radiating columns are arranged on the radiator, a radiating air channel is formed between the two radiating fins, an air inlet end of the radiating air channel faces the air inlet, an air outlet end of the radiating air channel faces the air outlet, the radiator fan is arranged on the lamp housing, an air inlet side of the radiator fan faces the air inlet, an air outlet side of the radiator fan faces the air inlet end of the radiating air channel, and a plurality of radiating columns are arranged in the radiating air channel at intervals.
As a preferable scheme of the utility model, the lamp shell comprises a shell body and a rear cover, the air inlet and the air outlet are respectively arranged at two sides of the shell body, the air inlet is opposite to the air outlet, and the rear cover is connected to the bottom of the shell body.
As a preferable scheme of the utility model, a plurality of heat dissipation columns are arranged in a matrix, and the heat dissipation columns are cylindrical.
As a preferable scheme of the utility model, reinforcing ribs are arranged between adjacent heat dissipation columns arranged along the extending direction of the air inlet and the air outlet, and the reinforcing ribs are connected to the bottoms of the heat dissipation columns.
As a preferable scheme of the utility model, the radiator is provided with a plurality of radiating ribs, the radiating ribs are arranged on the periphery of the radiator in a surrounding mode, and the radiating ribs are connected with the radiating fins.
As a preferable scheme of the utility model, the air inlet and the air outlet are both provided with a plurality of barrier strips.
Compared with the prior art, the heat dissipation structure of the lamp has the beneficial effects that:
According to the utility model, the heat dissipation air channel which is correspondingly matched with the air inlet and the air outlet is arranged, the heat dissipation effect can be improved by arranging the heat dissipation columns in the heat dissipation air channel, and the heat dissipation fan which can forcedly dissipate heat is arranged at the air inlet, so that air can dissipate heat along the heat dissipation air channel, and the air can rapidly and sequentially flow through the air inlet, the heat dissipation air channel and the air outlet, so that the convection of the air in the heat dissipation air channel is accelerated, and the heat dissipation efficiency is improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of a heat dissipation structure of a lamp provided by the utility model;
FIG. 2 is a cross-sectional view of a heat dissipation structure of a lamp provided by the utility model;
FIG. 3 is a schematic diagram of a heat sink according to the present utility model;
In the figure, a lamp housing 1, an air inlet 11, an air outlet 12, a housing 13, a rear cover 14, a baffle bar 15, a radiator 2, radiating fins 21, radiating columns 22, radiating air channels 23, reinforcing ribs 24, radiating ribs 25 and a radiating fan 3.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 3, the heat dissipation structure of a lamp in the preferred embodiment of the utility model comprises a lamp housing 1, a radiator 2 and a heat dissipation fan 3, wherein a lamp light source is installed on the radiator 2, an air inlet 11 and an air outlet 12 are arranged on the lamp housing 1, the radiator 2 is arranged on an inner cavity of the lamp housing 1, two heat dissipation fins 21 and a plurality of heat dissipation columns 22 are arranged on the radiator 2, a heat dissipation air duct 23 is formed between the two heat dissipation fins 21, an air inlet end of the heat dissipation air duct 23 faces the air inlet 11, an air outlet end of the heat dissipation air duct 23 faces the air outlet 12, the heat dissipation fan 3 is arranged on the lamp housing 1, an air inlet side of the heat dissipation fan 3 faces the air inlet end of the heat dissipation air duct 23, and a plurality of heat dissipation columns 22 are arranged in the heat dissipation air duct 23 at intervals.
According to the utility model, the heat dissipation air duct 23 which is correspondingly matched with the air inlet 11 and the air outlet 12 is arranged, the heat dissipation effect can be improved by arranging the heat dissipation columns 22 in the heat dissipation air duct 23, and the heat dissipation fan 3 capable of forcibly dissipating heat is arranged at the air inlet 11, so that air dissipates along the heat dissipation air duct 23, and the air rapidly and sequentially flows through the air inlet 11, the heat dissipation air duct 23 and the air outlet 12, so that convection of the air in the heat dissipation air duct 23 is accelerated, and the heat dissipation efficiency is improved.
The lamp housing 1 includes a housing 13 and a rear cover 14, the air inlet 11 and the air outlet 12 are respectively disposed at two sides of the housing 13, the air inlet 11 is opposite to the air outlet 12, and the rear cover 14 is connected to the bottom of the housing 13, so that heat dissipation air is limited between the radiator 2 and the rear cover 14, and heat dissipation can be performed by air along the heat dissipation column 22 in the heat dissipation air duct 23, and a good heat dissipation effect is ensured.
The heat dissipation columns 22 are arranged in a matrix, and the heat dissipation columns 22 are cylindrical, so that the contact area between air and the heat dissipation columns 22 is increased, and the heat dissipation efficiency is improved.
The reinforcing ribs 24 are arranged between the adjacent heat dissipation columns 22 arranged along the extending direction of the air inlet 11 and the air outlet 12, and the reinforcing ribs 24 are connected to the bottom of the heat dissipation column 22, so that the structural stability of the heat dissipation column 22 can be improved, the reinforcing ribs 24 can also play a role in guiding air, and the air can flow rapidly along the direction of a straight line connecting between the air inlet 11 and the air outlet 12, so that the heat dissipation speed is improved.
The radiator 2 is provided with a plurality of radiating ribs 25, the radiating ribs 25 are arranged around the periphery of the radiator 2, the radiating ribs 25 are connected with the radiating fins 21, and the radiating ribs 25 can further improve the radiating effect of the lamp.
The air inlet 11 and the air outlet 12 are respectively provided with a plurality of barrier strips 15, so as to prevent external impurities from entering the lamp housing 1 through the air inlet 11 and the air outlet 12, and improve the use safety of the lamp.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, for example, as a fixed connection, a removable connection, or an integral connection, as a mechanical connection, as an electrical connection, as a direct connection, as an indirect connection via an intermediary, or as a communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421180463.6U CN222503775U (en) | 2024-05-27 | 2024-05-27 | Heat dissipation structure of a lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421180463.6U CN222503775U (en) | 2024-05-27 | 2024-05-27 | Heat dissipation structure of a lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222503775U true CN222503775U (en) | 2025-02-18 |
Family
ID=94562503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421180463.6U Active CN222503775U (en) | 2024-05-27 | 2024-05-27 | Heat dissipation structure of a lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222503775U (en) |
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2024
- 2024-05-27 CN CN202421180463.6U patent/CN222503775U/en active Active
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| GR01 | Patent grant | ||
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