CN2909004Y - The structure of LED passive heat dissipation - Google Patents

Abstract

The utility model relates to a radiating structure of LED passive form belongs to the electromechanical class. The structure of the lamp comprises a light guide lamp holder, heat dissipation holes, heat dissipation fins, a heat dissipation conduit and a light emitting element, wherein the light guide lamp holder is provided with a plurality of arranged heat dissipation holes and heat dissipation fins, and the plurality of arranged heat dissipation holes and heat dissipation fins correspond to the light emitting element in the light guide lamp holder; a heat dissipation pipe with high heat dissipation is correspondingly arranged between the light guide lamp holder and the light-emitting element, when the heat dissipation pipe and the light-emitting element generate heat sources, one part of the heat sources passes through the heat dissipation pipe at one side of the light guide lamp holder and diffuses the heat sources to the light guide lamp holder; the other part of the heat source uniformly conducts the heat source to the radiating fins and the radiating holes through the radiating fins on one side of the light guide lamp holder; has the advantages that: the radiating effect is good, can promote the life of light-emitting component, reduces the use cost of fin: high use efficiency and strong practicability.

Description

The structure of LED passive heat dissipation

technical field

The utility model relates to electromechanical products, in particular to an LED passive heat dissipation structure.

Background technique

As shown in Figure 1, a commonly used cooling device A is stacked with a cooling fan A2 and a cooling hole A3 on the cooling fin A1 of the cooling device A, and the cooling fin with the cooling fan A2 and the cooling hole A3 A1 adopts an active heat dissipation method. However, when the active heat dissipation device A generates a heat source in the power supply unit A4, due to the limited heat dissipation effect of the heat dissipation fin A1, and the heat dissipation method through the heat dissipation hole A3, it is easy to Affected by the unstable air volume of the cooling fan A2, when the heat source flows through the cooling holes A3, uneven contact between the heat source and the cooling fins A1 will be formed, which will also reduce the cooling effect and shorten the service life of the power supply unit A4. Needs to be improved.

Utility model content

The purpose of the utility model is to provide a LED passive heat dissipation structure, which solves the problems that the existing heat dissipation device is easily affected by the unstable air volume of the active fan, the heat dissipation effect is low, and the service life of the power supply device is affected.

The technical scheme of the utility model is: it is composed of a light guide lamp holder, a heat dissipation hole, a heat dissipation fin, a heat dissipation conduit, and a light emitting element, wherein the light guide lamp holder is provided with plural arrays of heat dissipation holes and heat dissipation fins, and the plural arrays of heat dissipation The hole and the heat sink correspond to the light-emitting element in the light-guiding lamp holder; between the light-guiding lamp holder and the light-emitting element, there is a heat dissipation pipe with high heat dissipation. When the heat dissipation pipe and the light-emitting element generate a heat source, a part of the heat source Through the heat dissipation pipe on one side of the light guide lamp holder, the heat source is diffused to the light guide lamp holder; the other part of the heat source is evenly conducted to the heat sink and cooling holes through the heat sink on the side of the light guide lamp holder, The heat source of the light-emitting element can be evenly diffused and discharged to the outside of the light guide lamp holder through the heat dissipation holes, heat sinks and heat dissipation pipes, so that the heat dissipation pipe can achieve the purpose of passive and uniform heat dissipation;

In this way, when the light guide lamp holder and the light-emitting element generate a heat source, they are in close contact with the light-emitting element through the heat dissipation conduit, and through the excellent heat conduction function of the heat dissipation conduit, the heat source of the light-emitting element is directly transferred to the heat sink and the light guide On the surface of the lamp holder, this passive heat dissipation method can increase the service life of the light-emitting element and reduce the cost of the heat sink, and when the heat source of the light-emitting element diffuses to the light guide lamp holder, the heat source will not be concentrated in one place, so as to It can achieve the effect of uniform heat dissipation.

The utility model has the advantages that: the heat source of the light-emitting element is directly diffused to the light guide lamp holder through the heat dissipation conduit, so that the heat source will not be concentrated in one place; the heat source can achieve the effect of passive and uniform heat dissipation through the heat dissipation conduit; it will not form a heat source and heat dissipation conduit Uneven contact reduces the heat dissipation effect; it can increase the service life of the light-emitting element and reduce the cost of the heat sink; the passive heat dissipation method of the heat dissipation pipe is different from the active heat dissipation effect of the heat dissipation fan, and the heat source is directly and quickly transferred through the heat dissipation pipe. Under the design of conduction to the heat sink and light guide lamp holder, the light-emitting chip can still work normally at a higher current; the light-emitting chip can work normally at a higher current, which can emit stronger and brighter light to The light-emitting chip can be used to achieve higher efficiency and has strong practicability.

Description of drawings:

FIG. 1 is a three-dimensional schematic diagram of a commonly used heat dissipation device;

Fig. 2 is the three-dimensional schematic view of the utility model;

Fig. 3 is the exploded schematic view of the utility model;

Fig. 4 is the schematic sectional view of the utility model;

5 to 7 are schematic diagrams of embodiments of the present utility model.

Detailed ways:

As shown in accompanying drawings 2 to 4, the utility model is composed of a light guide lamp holder B, a heat dissipation hole C, a heat sink D, a heat dissipation conduit E, and a light emitting element F, wherein the light guide lamp holder B is provided with plural Arranged cooling holes C and cooling fins D, the plurality of arranged cooling holes C and cooling fins D correspond to the light emitting element F in the light guide lamp holder B; between the light guide lamp holder B and the light emitting element F, there is a corresponding The heat dissipation pipe E with high heat dissipation, when the heat dissipation pipe E and the light-emitting element F generate a heat source, part of the heat source passes through the heat dissipation pipe E on the side of the light guide lamp holder B, and diffuses the heat source to the light guide lamp holder B; Part of the heat source is evenly conducted to the heat sink D and the heat dissipation hole C through the heat sink D on the side of the light guide lamp holder B, so that the heat source of the light-emitting element F can pass through the heat dissipation hole C, the heat sink D and the heat dissipation pipe E , the heat source is evenly diffused and discharged to the outside of the light guide lamp holder B, so that the heat dissipation pipe E can achieve the purpose of passive and uniform heat dissipation;

In this way, when the light guide lamp holder B and the light-emitting element F generate a heat source, they directly contact the light-emitting element F through the heat dissipation pipe E, and through the excellent heat conduction function of the heat dissipation pipe E, the heat source of the light-emitting element F is directly conducted On the surface of the heat sink D and the light guide lamp holder B, this passive heat dissipation method can increase the service life of the light-emitting element F and reduce the cost of the heat sink D, and the heat source of the light-emitting element F diffuses to the light guide lamp holder When B, the heat source is not concentrated in one place, so that it can achieve the effect of uniform heat dissipation.

As shown in Figure 4 and Figure 5, when the light-emitting element F in the light-guiding lamp holder B is emitting light, the heat source generated by the light-guiding lamp holder B and the light-emitting element F, part of the heat source passes through the light-guiding lamp holder The heat dissipation pipe E on one side of B spreads to the light guide lamp holder B, and the other part is conducted to the heat sink D and the heat dissipation hole C through the heat sink D on the side of the light guide lamp holder B, so that the heat source of the light emitting element F can be Through the cooling holes C, the cooling fins D and the heat dissipation pipe E, the heat source is evenly diffused and discharged to the outside of the light guide lamp holder B, so that the heat dissipation pipe E can achieve the effect of passive heat dissipation.

As shown in Figure 6, between the light guide lamp holder B and the light-emitting element F, there is a heat dissipation pipe E with high heat dissipation. The sheet D and the heat dissipation pipe E evenly diffuse the heat source of the light-emitting element F to the light guide lamp holder B, so that the heat source of the light-emitting element F will not be concentrated in one place, and the light guide lamp holder B can be used as a desktop lamp Lamp holders, LED lamp holders, fluorescent lamp holders, street lamp lamp holders, car lamp holders and related lamp holder structures that have light guiding functions and can be used to project light sources.

As shown in Figure 7, the light-emitting element F can be set as a projection lamp, a light bulb, an LED light-emitting diode, a fluorescent tube, a power-saving light tube, a power-saving light bulb, a threaded light tube, a threaded light bulb and related heat sources, as well as available The light-emitting structure of the lighting projection light source, the heat source of the light guide lamp holder B and the light-emitting element F, through the passive heat dissipation of the heat sink D and the heat-dissipating pipe E, can effectively increase the service life of the light-emitting element F, and effectively reduce the production cost of the heat sink D .

Claims (3)

1. A structure for LED passive heat dissipation, comprising a light guide lamp holder, a heat dissipation pipe, and a light-emitting element, characterized in that: the light guide lamp holder is provided with a plurality of heat dissipation holes and heat dissipation fins, and the plurality of heat dissipation holes and heat dissipation The sheet corresponds to the light-emitting element embedded in the light-guiding lamp holder, and a heat-dissipating pipe with high heat dissipation is correspondingly arranged between the light-guiding lamp holder and the light-emitting element. 2. The LED passive heat dissipation structure according to claim 1, characterized in that: said light guide lamp holder is set as a desktop lamp holder, LED lamp holder, fluorescent lamp holder, street lamp holder and car lamp lamp holder. 3. The LED passive heat dissipation structure according to claim 1, characterized in that: said light-emitting elements are set as projection lamps, light bulbs, LED light-emitting diodes, fluorescent tubes, energy-saving light tubes, energy-saving bulbs, Threaded tubes and threaded light bulbs.

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