CN102759026B - Bulb and LED bulb heat radiation structure - Google Patents

Abstract

The invention discloses lighting equipment and a bulb, wherein the bulb comprises a power supply and a radiator, the radiator comprises a plurality of radiating fins, radiating surfaces are arranged between the radiating fins, and the radiating fins are connected with each other through the radiating surfaces; the power supply comprises a heat-conducting surface, and the heat-conducting surface is attached and connected with the heat-radiating surface of the radiator. According to the bulb lamp, the radiating surfaces are arranged among the radiating fins, and the heat conducting surface of the power supply is connected with the radiating surface of the radiator, so that heat of a power supply in the bulb lamp can be quickly radiated, the radiating speed of the radiator is greatly improved, and the development of the lighting technology is facilitated.

Description

A light bulb and a heat dissipation structure of an LED light bulb

technical field

The invention belongs to the technical field of lighting, and in particular relates to a lighting device and a light bulb.

Background technique

With the continuous development of lighting technology, users have higher and higher requirements for the functions of lighting equipment.

In the prior art, the heat of the internal power supply and the light source can only be dissipated by the heat sink in the form of transfer due to the mutual sealing of the heat dissipation of the general bulb lamp.

In the existing bulb lamp, the light source is in close contact with the heat sink, but the power supply is not in contact with the heat sink. Moreover, the heat dissipation effect is poor because the heat sink can only dissipate heat through transfer.

How to quickly dissipate the heat of the power supply in the bulb lamp and improve the heat dissipation speed of the radiator is one of the research directions in the field of lighting technology.

Contents of the invention

The object of the present invention is to provide a lighting device and a light bulb, aiming to quickly dissipate the heat of the power supply in the bulb light and improve the heat dissipation speed of the radiator.

The present invention is achieved in this way, a light bulb includes a power supply and a heat sink, the heat sink includes a plurality of heat sinks, and heat dissipation surfaces are arranged between the heat sinks, and the heat sinks are connected to each other through the heat dissipation surfaces ;

The power supply includes a heat conduction surface, and the heat conduction surface is attached and connected to the heat dissipation surface of the heat sink.

Wherein, the light bulb further includes a spherical mask, and the spherical mask is connected to the heat sink.

Wherein, the light bulb further includes a threaded joint, a threaded structure is provided inside the threaded joint, a threaded structure is provided at the connection between the power supply and the threaded joint, and the threaded joint is screwed to the power supply.

The present invention is achieved in this way, a lighting device, the lighting device includes a light bulb, the light bulb includes a power supply and a radiator, the radiator includes a plurality of cooling fins, and the cooling fins are provided with cooling surfaces , the heat sinks are connected to each other through the heat dissipation surface;

The power supply includes a heat conduction surface, and the heat conduction surface is attached and connected to the heat dissipation surface of the heat sink.

Wherein, the light bulb further includes a spherical mask, and the spherical mask is connected to the heat sink.

Wherein, the light bulb further includes a threaded joint, a threaded structure is provided inside the threaded joint, a threaded structure is provided at the connection between the power supply and the threaded joint, and the threaded joint is screwed to the power supply.

A LED light bulb heat dissipation structure, the LED light bulb includes a power supply and a radiator, characterized in that the radiator includes a plurality of cooling fins, the cooling fins are provided with cooling surfaces, and the cooling fins pass through the heat dissipation The surfaces are connected to each other; the power supply includes a heat conduction surface, and the heat conduction surface is fitted and connected to the heat dissipation surface of the heat sink.

The heat dissipation structure of the LED bulb is characterized in that the LED bulb also includes a spherical mask, and the spherical mask is connected to the radiator; the LED bulb also includes a threaded joint, and the inside of the threaded joint is provided with a threaded structure. A threaded structure is provided at the connection between the power supply and the threaded joint, and the threaded joint is screwed to the power supply.

In the present invention, by providing a heat dissipation surface between the heat dissipation fins, and connecting the heat conduction surface of the power supply to the heat dissipation surface of the heat sink, the heat of the power supply in the bulb lamp can be quickly dissipated, which greatly improves the performance of the heat sink. The heat dissipation speed is good for the development of lighting technology.

Description of drawings

Fig. 1 is the connection schematic diagram of the bulb provided by the present invention;

Fig. 2 is the structural diagram of radiator in the bulb provided by the present invention;

Fig. 3 is an overall effect diagram of the light bulb provided by the present invention.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Please refer to Fig. 1, Fig. 1 is a schematic diagram of the connection of the light bulb provided by the present invention; Fig. 2 is a structural diagram of the radiator in the light bulb provided by the present invention; Fig. 3 is an overall effect diagram of the light bulb provided by the present invention.

Wherein, the light bulb provided by the present invention includes a power supply 11 and a radiator 12, and the radiator 12 includes a plurality of cooling fins 121, and the cooling fins 121 are provided with cooling surfaces 122 between them, and the cooling fins 121 pass through the cooling fins. The faces 122 are interconnected. the

The power supply 11 includes a heat conduction surface 111 , and the heat conduction surface 111 is attached to the heat dissipation surface 122 of the heat sink 12 .

Wherein, the bulb further includes a spherical mask 13 connected to the radiator 12 .

Wherein, the light bulb also includes a threaded joint 14, the inside of the threaded joint 14 is provided with a threaded structure, the connection between the power supply 11 and the threaded joint 14 is provided with a threaded structure, and the threaded joint 14 and the power supply 11 are threaded. catch.

Working principle of the present invention is:

When the light bulb is working, the heat from the power supply 11 is directly directed to the heat dissipation surface 122 of the radiator 12 through the heat conduction surface 111, and the heat dissipation surface 122 conducts the heat to the heat sink 121 to realize rapid distribution. Moreover, since the cooling fins 121 are mutually provided with cooling surfaces 122, the cooling fins 121 can effectively pass through the cooling surfaces between the cooling fins 121 after absorbing the heat of the power supply 11 and the light source (not shown) in the bulb. 122 for transmission, which can effectively and quickly dissipate heat.

The present invention also provides a lighting device, which includes the light bulb provided by the present invention. Since the light bulb has been described in detail above, details will not be repeated here.

In the present invention, by providing a heat dissipation surface between the heat dissipation fins, and connecting the heat conduction surface of the power supply to the heat dissipation surface of the heat sink, the heat of the power supply in the bulb lamp can be quickly dissipated, which greatly improves the performance of the heat sink. The heat dissipation speed is good for the development of lighting technology.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (1)

1. A light bulb, characterized in that it includes a power supply and a radiator, the radiator includes a plurality of cooling fins, the cooling fins are provided with cooling surfaces, and the cooling fins are connected to each other through the cooling surfaces; The power supply includes a heat conduction surface, and the heat conduction surface is fitted and connected to the heat dissipation surface of the heat sink; The bulb also includes a spherical mask connected to the radiator; The light bulb also includes a threaded joint, a threaded structure is provided inside the threaded joint, a threaded structure is provided at the connection between the power supply and the threaded joint, and the threaded joint is screwed to the power supply; The heat of the power supply is directly guided to the heat dissipation surface of the radiator through the heat conduction surface, and the heat dissipation surface guides the heat to the heat sink to realize rapid distribution. Since the heat dissipation fins are provided with heat dissipation surfaces, the heat sink absorbs the power supply inside the bulb. And the heat of the light source can be effectively transferred through the heat dissipation surfaces between the heat sinks, and the heat can be effectively and quickly dissipated. 2. A lighting device, characterized in that the lighting device includes a light bulb, the light bulb includes a power supply and a radiator, and the radiator includes a plurality of cooling fins, and heat dissipation surfaces are arranged between the cooling fins, The heat sinks are connected to each other through the heat dissipation surface; the power supply includes a heat conduction surface, and the heat conduction surface is fitted and connected to the heat dissipation surface of the radiator; The bulb also includes a spherical mask connected to the radiator; The light bulb also includes a threaded joint, a threaded structure is provided inside the threaded joint, a threaded structure is provided at the connection between the power supply and the threaded joint, and the threaded joint is screwed to the power supply; The heat of the power supply is directly guided to the heat dissipation surface of the radiator through the heat conduction surface, and the heat dissipation surface guides the heat to the heat sink to realize rapid distribution. Since the heat dissipation fins are provided with heat dissipation surfaces, the heat sink absorbs the power supply inside the bulb. And the heat of the light source can be effectively transferred through the heat dissipation surfaces between the heat sinks, and the heat can be effectively and quickly dissipated. 3. A LED light bulb heat dissipation structure, the LED light bulb includes a power supply and a radiator, wherein the radiator includes a plurality of heat sinks, and heat dissipation surfaces are arranged between the heat sinks, and the heat sink passes through the heat sink The heat dissipation surfaces are connected to each other; the power supply includes a heat conduction surface, and the heat conduction surface is fitted and connected to the heat dissipation surface of the radiator; The LED light bulb also includes a spherical mask, and the spherical mask is connected to the radiator; The LED light bulb also includes a threaded joint, the inner side of the threaded joint is provided with a threaded structure, the connection between the power supply and the threaded joint is provided with a threaded structure, and the threaded joint is screwed to the power supply; The heat of the power supply is directly guided to the heat dissipation surface of the radiator through the heat conduction surface, and the heat dissipation surface guides the heat to the heat sink to realize rapid distribution. Since the heat dissipation fins are provided with heat dissipation surfaces, the heat sink absorbs the power supply inside the bulb. And the heat of the light source can be effectively transferred through the heat dissipation surfaces between the heat sinks, and the heat can be effectively and quickly dissipated.