CN105333319A - A ventilated and heat-dissipated LED lamp - Google Patents

Abstract

The invention discloses a ventilation and heat dissipation LED lamp, which sequentially comprises a hanging ring capable of being hung and installed, an installation seat installed at the lower end of the hanging ring, a radiator installed at the lower end of the installation seat, a reflecting cover which is connected and fixed at the lower end of the radiator and plays roles of reflecting light and guiding light and dissipating heat, an LED light source structure fixedly arranged at the inner top of the reflecting cover, and a light-transmitting cover which is connected and fixed on the reflecting cover and covers the LED light source structure, wherein the radiator comprises a central column which is hollow inside and a plurality of heat dissipation fins which extend outwards from the central column, and the installation seat is tightly attached and fixed; the mounting seat is provided with a plurality of first heat dissipation holes, the central column is provided with second heat dissipation holes corresponding to and communicated with the first heat dissipation holes, the top surface of the reflecting cover is provided with third heat dissipation holes corresponding to and communicated with the second heat dissipation holes, and the first heat dissipation holes, the second heat dissipation holes and the third heat dissipation holes are communicated with one another to form a ventilation and heat dissipation structure; the mounting seat, the radiator and the reflector are all made of heat conducting metal.

Description

A ventilated and heat-dissipated LED lamp

technical field

The invention relates to an LED lamp, in particular to an LED lamp with ventilation and heat dissipation.

Background technique

LED lights are widely used due to their advantages of energy saving, low carbon, long life, good color rendering, high luminous efficiency, good luminous effect, fast response, etc. There is a heat dissipation structure, but the existing heat dissipation structure generally has the problems of complex and old structure, poor heat dissipation effect, and cumbersome and complicated processing procedures. The service life of the lamp beads.

Therefore, how to realize an LED lamp with a novel and reasonable structure, quickly remove heat through air flow, have high heat dissipation efficiency, good heat dissipation effect, and effectively prolong service life is a technical problem to be solved urgently in the industry.

Contents of the invention

The main purpose of the present invention is to provide a ventilated and heat-dissipating LED lamp, aiming to realize an LED lamp with a novel and reasonable structure, which can quickly take away heat through air flow, has high heat dissipation efficiency, good heat dissipation effect, and effectively prolongs service life.

The invention proposes a ventilated and heat-dissipating LED lamp, which includes, from top to bottom, a hanging ring that can be hung and installed, a mounting seat installed at the lower end of the hanging ring, a radiator installed at the lower end of the mounting seat, and a lifting ring that is connected and fixed at the lower end of the radiator. The reflector for reflective light guiding and heat dissipation, the LED light source structure fixed on the top of the reflector, the light-transmitting cover connected and fixed on the reflector and set on the LED light source structure, the radiator includes a hollow center inside Column, a number of heat dissipation fins extending outward from the center column, the mounting seat is closely fixed on the upper end of the center column; a number of first heat dissipation holes are provided on the installation seat, and the center column is provided with corresponding and connected with the first heat dissipation hole The second heat dissipation hole, the top surface of the reflector is provided with the third heat dissipation hole corresponding to and connected with the second heat dissipation hole, the first heat dissipation hole, the second heat dissipation hole, and the third heat dissipation hole are connected with each other to form a ventilation and heat dissipation structure; the mounting seat , Radiator, and reflector are all made of heat-conducting metal.

Preferably, the LED light source structure includes a substrate closely attached to the inner top of the reflector, and several LED lamp beads arranged on the substrate.

Preferably, the LED lamp further includes a driving device accommodated in the mounting seat and electrically connected to the LED light source structure.

The radiator of the LED lamp of the present invention includes a hollow center column inside, a plurality of cooling fins extending outward from the center column, and the mounting base is closely fixed on the upper end of the center column. The mounting base is provided with a number of first heat dissipation holes, the center column is provided with a second heat dissipation hole corresponding to and connected with the first heat dissipation hole, and the top surface of the reflector is provided with a third heat dissipation hole corresponding to and connected with the second heat dissipation hole , the first heat dissipation hole, the second heat dissipation hole, and the third heat dissipation hole communicate with each other to form a ventilation and heat dissipation structure. The mount, heat sink, and reflector are all made of thermally conductive metal. The structure of the LED light source includes a base plate closely attached to the inner top of the reflector, and several LED lamp beads arranged on the base plate. The LED lamp also includes a driving device accommodated in the mounting seat and electrically connected with the LED light source structure. In this way, the heat generated by the driving device in the mount and the LED light source structure on the reflector can be quickly dissipated into the outside air through the metal heat conduction properties of the mount, radiator, and reflector, and can also be dissipated along with the first cooling hole, The air circulation between the second heat dissipation hole and the third heat dissipation hole is quickly transmitted and diffused into the external air, and the heat dissipation efficiency is very high. Such a new heat dissipation method has a novel structure, is reasonable and simple, has high heat dissipation efficiency and good heat dissipation effect, and effectively prolongs the service life of the LED light source structure. The invention realizes an LED lamp with a novel and reasonable structure, rapidly taking away heat through air flow, high heat dissipation efficiency, good heat dissipation effect, and effectively prolonging service life.

Description of drawings

FIG. 1 is a schematic three-dimensional structure diagram of an embodiment of a ventilated and heat-dissipated LED lamp according to the present invention.

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

detailed description

It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Referring to FIG. 1 , an embodiment of a ventilated and heat-dissipating LED lamp of the present invention is proposed, which includes, from top to bottom, a suspension ring 100 that can be hung and installed, a mounting base 200 installed at the lower end of the suspension ring 100 , and a mounting base 200 mounted on the mounting base 200 . The radiator 300 at the lower end, the reflector 400 that is connected and fixed at the lower end of the radiator 300 and plays the role of light reflection and light guide and heat dissipation, the LED light source structure fixed at the top of the reflector 400, connected and fixed on the reflector 400 and covered The transparent cover arranged on the structure of the LED light source.

The heat sink 300 includes a hollow central column and a plurality of cooling fins extending outward from the central column, and the mounting base 200 is closely fixed on the upper end of the central column.

Mounting base 200 is provided with a number of first cooling holes 201, the center column is provided with second cooling holes corresponding to and communicating with the first cooling holes 201, and the top surface of reflector 400 is provided with corresponding and communicating with the second cooling holes. The third heat dissipation hole, the first heat dissipation hole 201 , the second heat dissipation hole and the third heat dissipation hole communicate with each other to form a ventilation and heat dissipation structure. The mounting base 200, the radiator 300, and the reflector 400 are all made of heat-conducting metal. The structure of the LED light source includes a substrate closely attached to the inner top of the reflector 400 , and several LED lamp beads arranged on the substrate. The LED lamp also includes a driving device accommodated in the mounting base 200 and electrically connected to the LED light source structure. In this way, the heat generated by the driving device in the mounting base 200 and the LED light source structure on the reflector 400 can be quickly dissipated to the outside air through the metal heat conduction properties of the mounting base 200, the radiator 300, and the reflector 400, and can also The air circulation among the first heat dissipation hole 201 , the second heat dissipation hole and the third heat dissipation hole is quickly transmitted and diffused into the external air, and the heat dissipation efficiency is very high. Such a new heat dissipation method has a novel structure, is reasonable and simple, has high heat dissipation efficiency and good heat dissipation effect, and effectively prolongs the service life of the LED light source structure. The invention realizes an LED lamp with a novel and reasonable structure, rapidly taking away heat through air flow, high heat dissipation efficiency, good heat dissipation effect, and effectively prolonging service life.

The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural transformations made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technical fields, are all The same reasoning is included in the patent protection scope of the present invention.

Claims (3)

1. the LED of a ventilation and heat, it is characterized in that, comprise the suspension ring that can carry out hanging installation from top to bottom successively, be installed on the mount pad of described suspension ring lower end, be installed on the radiator of described mount pad lower end, be connected and fixed on the reflection shield playing reflective leaded light effect and thermolysis of described radiator lower end, be fixedly arranged on the LED light source structure of described reflection shield inner top, to be connected and fixed on described reflection shield and to cover at the structural diffuser of described LED light source, described radiator comprises the newel of boring, the some radiating fins being extended outwardly out by described newel, described mount pad is close to and is fixed on described newel upper end, described mount pad is provided with some first louvres, described newel is provided with second louvre that be also communicated with corresponding to described first louvre, the end face of described reflection shield is provided with three louvre that be also communicated with corresponding to described second louvre, and described first louvre, described second louvre, described 3rd louvre are interconnected thus form ventilation and heat structure, described mount pad, described radiator, described reflection shield are made by heat-conducting metal.

2. the LED of a kind of ventilation and heat according to claim 1, is characterized in that, described LED light source structure comprises the substrate being close to described reflection shield inner top, the some LED lamp bead be laid on described substrate.

3. the LED of a kind of ventilation and heat according to claim 1 and 2, is characterized in that, described LED also comprises and receiving in described mount pad and the drive unit be electrically connected with described LED light source structure.