TWM458517U - Heat dissipation device for street lamp - Google Patents

Description

Street lamp heat dissipation structure

The present invention relates to a heat dissipation structure of a street lamp, and particularly includes an LED light source module, a heat dissipation substrate, a heat dissipation component, a power supply component, and a lamp housing, wherein the heat dissipation substrate is provided with a plurality of The vent hole, the LED light source module is disposed at the bottom of the heat dissipation substrate, and the LED light source module comprises an optical lens, a circuit substrate and an LED light emitting component, and the LED light emitting component at the top is attached to the bottom surface of the heat dissipation substrate, and the heat dissipation substrate The upper part is provided with a power supply component and a lamp housing. At the top surface of the heat dissipation substrate, at least one heat dissipating component and a heat dissipating bracket are disposed. The heat dissipating components are respectively disposed on the heat dissipating bracket, and each of the heat dissipating brackets is provided at the bottom The plurality of holes and the heat dissipation substrate are provided with holes corresponding to the vent holes, wherein the heat dissipating component may be a ceramic heat dissipating component or a metal heat dissipating component having a plurality of heat dissipating columns, and the plurality of heat dissipating columns and the vent holes provided on the heat dissipating substrate enter The airflow is vertical, and when the LED light-emitting element is turned on, the temperature of the heat source generated is transmitted to the heat-dissipating substrate above it and the temperature of the heat source is expanded. To the entire heat dissipating substrate, and in contact with the air to generate heat exchange, and when the temperature of the heat dissipating substrate rises, the hot air flow is pulled to the rising airflow state, so that the cold air under the heat dissipating substrate is driven and passed through the heat dissipating substrate. The air holes and the cold air continue to pass through the vent holes provided at the bottom of the heat dissipation bracket and pass through the plurality of heat dissipation columns of the heat dissipating component, and then flow through the plurality of vent holes provided in the lamp housing cover, thereby flowing the air airflow to cover the heat source from the lamp housing The plurality of venting slots are provided to effectively reduce the heat source of the LED light source module, so as to reduce the life of the LED light source module.

According to the advancement of science and technology, the industrial and commercial development is promoted, so that various technological products such as airplanes, automobiles, locomotives, and various electrical appliances and lighting fixtures are widely used. After a large number of uses, a large number of pollution sources and carbon are generated, which makes the earth ecology of our residence. The environment has been seriously damaged, it has seriously threatened our living environment, and there is a shortage of energy for the earth under a lot of energy consumption. Therefore, in addition to the development of new energy, countries are also promoting various energy conservation policies, such as The fuel car is gradually replaced by an electric car. In the past, the use of a large-capacity light bulb has been gradually replaced by a power-saving LED lamp, but when a certain power is used, a higher-power LED lamp is used. High temperature will be generated, and this high temperature will not only affect the luminous efficiency of the LED lamp, but also damage the LED lamp and reduce its service life. The LED street lamp currently on the market is mostly covered in a sealed space due to its LED light source. The heat source of the LED light source part and the circuit board is first conducted to the inner end of the heat dissipation fin, and then the heat is transmitted to the metal case to heat the source and the outside. Heat exchanger for cooling the gas, but this poor cooling efficiency mode, and thus affect the luminous efficiency and lifetime.

Moreover, the LED street lamps currently on the market have poor design of the metal casing and the lamp post locking and fixing, and are easy to loosen except for the processing, and the maintenance and assembly are not easy.

In view of the practical difficulties of the above-mentioned conventional street lamp heat dissipation structure assembly and heat dissipation design and the lack of improvement, the creator hopes to provide a breakthrough design to enhance the practical effect, which is a painstaking research and design system. For many years, he has been engaged in the professional technical knowledge and practical experience of related product design and production, and the results of his research and design. He finally developed a heat dissipation structure for the street lamp to provide users.

The present invention relates to a heat dissipation structure of a street lamp, and particularly includes an LED light source module, a heat dissipation substrate, a heat dissipation component, a power supply component, and a lamp housing, wherein the heat dissipation substrate is provided with a plurality of The vent hole, the LED light source module is disposed at the bottom of the heat dissipation substrate, and the LED light source module comprises an optical lens, a circuit substrate and an LED light emitting component, and the LED light emitting component at the top is attached to the bottom surface of the heat dissipation substrate, and the heat dissipation substrate The upper part is provided with a power supply component and a lamp housing. At the top surface of the heat dissipation substrate, at least one heat dissipating component and a heat dissipating bracket are disposed. The heat dissipating components are respectively disposed on the heat dissipating bracket, and each of the heat dissipating brackets is provided at the bottom The plurality of holes and the heat dissipation substrate are provided with holes corresponding to the vent holes, wherein the heat dissipating component may be a ceramic heat dissipating component or a metal heat dissipating component having a plurality of heat dissipating columns, and the plurality of heat dissipating columns and the vent holes provided on the heat dissipating substrate enter The airflow is vertical, and when the LED light-emitting element is turned on, the temperature of the heat source generated is transmitted to the heat-dissipating substrate above it and the temperature of the heat source is expanded. To the entire heat dissipating substrate, and in contact with the air to generate heat exchange, and when the temperature of the heat dissipating substrate rises, the hot air flow is pulled to the rising airflow state, so that the cold air under the heat dissipating substrate is driven and passed through the heat dissipating substrate. The air holes and the cold air continue to pass through the vent holes provided at the bottom of the heat dissipation bracket and pass through the plurality of heat dissipation columns of the heat dissipating component, and then flow through the plurality of vent holes provided in the lamp housing cover, thereby flowing the air airflow to cover the heat source from the lamp housing The plurality of venting slots are provided to effectively reduce the heat source of the LED light source module, so as to reduce the life of the LED light source module.

The main purpose of the present invention is to provide a plurality of vent holes on the heat dissipation substrate, the LED light source module is disposed at the bottom of the heat dissipation substrate, and the LED light source module comprises an optical lens, a circuit substrate and an LED light emitting component. The LED light emitting element at the top is attached to the bottom of the heat dissipation substrate a power supply component and a lamp housing are disposed on the top surface of the heat dissipation substrate, and at least one or more heat dissipation components and heat dissipation brackets are disposed on the top surface of the heat dissipation substrate, and the heat dissipation components are respectively disposed on the heat dissipation brackets. The bottom of the heat dissipating bracket is provided with a plurality of holes corresponding to the vent holes formed on the heat dissipating substrate, wherein the heat dissipating component may be a ceramic heat dissipating component or a metal heat dissipating component having a plurality of heat dissipating columns, and the plurality of heat dissipating pillars and the heat dissipating substrate thereon The airflow entering the vent hole is vertical, and when the LED light-emitting element is turned on, the temperature of the heat source generated is transmitted to the heat-dissipating substrate above it and the heat source temperature is diffused to the entire heat-dissipating substrate, and the heat is exchanged by contact with the air. When the temperature of the heat dissipation substrate rises, the hot air flow is pulled to the rising airflow state, so that the cold air under the heat dissipation substrate is driven and passes through the vent hole provided on the heat dissipation substrate, and the cold air continues to pass through the vent hole provided at the bottom of the heat dissipation bracket. The plurality of heat dissipating columns of the heat dissipating component are flowed out from the plurality of vent holes provided on the lamp housing cover, thereby flowing the air gas The heat from the lamp housing a plurality of the vent hole cover is provided with a groove, and therefore reduce the heat of the LED light source module, to achieve the purpose of reducing the life of the LED light source module failure growth.

The second purpose of this creation is mainly by the group below the side of the heat dissipation substrate. "The clamping seat of the groove is fixed and the other group is locked on the clamping seat" "The clamping of the groove, the combination of the lamp pole end and the clamp seat and the clamp firmware" Between the grooves, and locked by screws, in addition to the locking action of the screws, the clamps are also tightened by the screws to deform the material of the body, and the lamp poles The end forms a more effective clamping force for the purpose of being difficult to loosen and easier to repair and assemble.

In order to make your review board more aware of the structural features and efficacy of this creation, we will cooperate with the schema and elaborate on it later.

(1)‧‧‧LED light source module

(11)‧‧‧Optical lens

(12)‧‧‧ circuit board

(13)‧‧‧LED light-emitting components

(2) ‧‧‧heated substrate

(21) ‧ ‧ vents

(3) ‧‧‧Power supply components

(4) ‧‧‧heating bracket

(41)‧‧‧ holes

(5) ‧‧‧heating components

(51)‧‧‧Ceramic heat sink components

(52) ‧‧‧ Thermal column

(6)‧‧‧Light cover

(61) ‧‧‧ vent slots

(7)‧‧‧Clamping seat

(71)(91)‧‧‧" Slot

(8) ‧‧‧ street light pole

(9)‧‧‧Clamp firmware

(92) ‧‧‧Material materials

(93)‧‧‧ screws

The first figure is an exploded perspective view of one of the preferred embodiments of the present invention.

The second picture is a three-dimensional appearance of the creation.

The third figure is a partial cross-sectional view of the present invention after the lamp housing is removed.

The fourth figure is a partial cross-sectional view of the other side of the present invention after the lamp housing is removed.

The fifth figure is a sectional view showing the combined structure of the heat-dissipating substrate and the street lamp pole end of the street lamp.

Referring to the first and second figures, the present invention relates to a heat dissipation structure for a street lamp, which comprises an LED light source module (1), a heat dissipation substrate (2), a heat dissipation component (5), and a power supply component. (3) and a lamp housing cover (6), wherein a plurality of vent holes (21) are disposed on the heat dissipation substrate (2), and the LED light source module (1) is disposed at the bottom of the heat dissipation substrate (2) The LED light source module (1) comprises an optical lens (11), a circuit substrate (12) and an LED light-emitting component (13), and the LED light-emitting component (13) on the top of the LED light-emitting component (13) is attached to the bottom surface of the heat dissipation substrate (2) for heat dissipation. Above the substrate (2), a power supply component (3) and a lamp housing cover (6) are disposed on the top surface of the heat dissipation substrate (2), and at least one or more heat dissipating components (5) are disposed on each of the heat dissipating components. (5) is disposed on at least one or more heat dissipating brackets (4) disposed on the heat dissipating substrate (2), and each of the heat dissipating brackets (4) is provided with a plurality of vent holes provided on the heat dissipating substrate (2) ( 21) corresponding to the through hole (41), wherein the heat dissipating component (5) may be a ceramic heat dissipating component (51) having a plurality of heat dissipating columns (52) or a metal heat dissipating component having a plurality of heat dissipating fins, and the plurality of heat dissipating components thereon (52) based upon the heat radiation substrate (2) is provided a vent (21) enters the gas stream in a vertical cross, LED light emitting element (13) turns, The heat source generated by the heat source is conducted to the heat dissipation substrate (2) above it and diffuses the heat source temperature to the entire heat dissipation substrate (2), and contacts the air to generate heat exchange, and the temperature of the heat dissipation substrate (2) rises. When the hot air is drawn to the rising airflow state, the cold air under the heat dissipation substrate (2) is driven and passes through the vent hole (21) provided on the heat dissipation substrate (2), and the cold air is continuously provided through the bottom of the heat dissipation bracket (4). The hole (41) passes through the plurality of heat dissipating columns (52) of the heat dissipating component (5) (as shown in the third and fourth figures), and then flows through the plurality of venting slots (61) provided on the lamp housing cover (6). By means of the flowing air flow, the heat source is taken out by the plurality of vent holes (61) provided on the lamp housing cover (6), thereby effectively reducing the heat source of the LED light source module (1), so as to reduce the fault growth LED light source mode. Group (1) The purpose of life.

Referring to the fifth figure, the creation is also locked below the side of the heat-dissipating substrate (2). "The clamping seat (7) of the groove (71) and the corresponding locking group on the clamping seat (7)" The clamp (9) of the groove (91) combines the end of the lamp post (8) with the clamp (7) and the clamp (9). Between the groove (71) and (91), it is locked by the screw (93), and in addition to the locking action by the screw (93), it will also be screwed by the clamp (9). ) The material (92) of the main body is forced to generate a deformation elastic force, and a more effective clamping force is formed on the end of the street lamp light rod (8), so as to be difficult to loose and easy to repair and assemble.

In summary, the creation tool can increase the life of the LED light source module to maximize the light efficiency and prolong its service life, and make the street lamp pole end shape and the heat dissipation substrate lock group of the lamp head difficult to loosen, repair and assemble. The more simple effect is that it is a novelty, progressive and available for industrial application. It has already met the requirements for the application of new patents. The patent granted in this case is actually a virtue.

The above is only the preferred embodiment of the present invention. When it is not possible to limit the scope of this creation, the equivalent changes and modifications made by the patent application scope of this creation should still belong to this creation patent. Within the scope of coverage.

(1)‧‧‧LED light source module

(11)‧‧‧Optical lens

(12)‧‧‧ circuit board

(13)‧‧‧LED light-emitting components

(2) ‧‧‧heated substrate

(21) ‧ ‧ vents

(3) ‧‧‧Power supply components

(4) ‧‧‧heating bracket

(41)‧‧‧ holes

(5) ‧‧‧heating components

(51)‧‧‧Ceramic heat sink components

(52) ‧‧‧ Thermal column

(6)‧‧‧Light cover

(61) ‧‧‧ vent slots

(8) ‧‧‧ street light pole

Claims (3)

A heat dissipation structure of a street lamp, comprising an LED light source module, a heat dissipation substrate, a heat dissipation component, a power supply component and a lamp housing, wherein the main feature is: wherein the heat dissipation substrate is provided with a plurality of ventilation holes, The LED light source module is disposed at the bottom of the heat dissipation substrate, and the LED light source module comprises an optical lens, a circuit substrate and an LED light emitting component, wherein the LED light emitting component at the top is attached to the bottom surface of the heat dissipation substrate, and a power supply component is disposed above the heat dissipation substrate. And a lamp housing, at least one or more heat dissipating brackets are disposed on the top surface of the heat dissipating substrate, and at least one or more heat dissipating components are respectively disposed on each of the heat dissipating brackets, and each of the heat dissipating brackets is provided with a plurality of The vent hole provided on the heat dissipating substrate corresponds to the through hole, wherein the heat dissipating component has a plurality of heat dissipating columns, and the plurality of heat dissipating columns on the heat dissipating component are perpendicularly intersected with the airflow entering the vent hole provided on the heat dissipating substrate, and the LED illuminating component is turned on. When the temperature of the heat source generated is transmitted to the heat dissipation substrate above it and the temperature of the heat source is diffused to the entire heat dissipation substrate, and the contact with the air is produced. The heat exchange function, and when the temperature of the heat dissipation substrate rises, the hot air flow is pulled to the rising airflow state, so that the cold air under the heat dissipation substrate is driven and passes through the vent hole provided on the heat dissipation substrate, and the cold air is continuously provided through the bottom of the heat dissipation bracket. The holes pass through the plurality of heat dissipating columns of the heat dissipating component, and then flow through the plurality of vent holes provided in the lamp housing cover, whereby the flowing air flow brings the heat source out from the plurality of vent holes provided on the lamp housing cover, thereby effectively reducing the LED The heat source of the light source module aims to reduce the life of the LED light source module by fault. For example, in the heat dissipation structure of the street lamp described in claim 1, the heat dissipating component may be a ceramic heat dissipating component having a plurality of heat dissipating columns or a metal heat dissipating component having a plurality of heat dissipating fins. For example, in the heat dissipation structure of the street lamp described in the first paragraph of the patent application, in the lower side of the heat dissipation substrate, another lock group is provided. "The clamping seat of the groove is fixed and the other group is locked on the clamping seat" "The clamping of the groove, the combination of the lamp pole end and the clamp seat and the clamp firmware" Between the grooves, and locked by screws, in addition to the locking action of the screws, the clamps are also tightened by the screws to deform the material of the body, and the lamp poles The end forms a more effective clamping force for the purpose of being difficult to loosen and easier to repair and assemble.