CN210601103U

CN210601103U - LED light source

Info

Publication number: CN210601103U
Application number: CN201921852663.0U
Authority: CN
Inventors: 卿傲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-05-22
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a LED light source, including the lamp holder, plastic lamp shade head, power cavity and liquid phase transition heat conduction section bar, lamp holder and plastic lamp shade head threaded connection, plastic lamp shade head passes through buckle or screwed connection with the power cavity, the power cavity passes through screw fixed connection liquid phase transition heat conduction section bar, still include the panel beating radiator, the panel beating radiator adopts panel beating lock joint structure, the panel beating radiator cover is outside at liquid phase transition heat conduction section bar, and closely laminate with liquid phase transition heat conduction section bar outer wall, the panel beating radiator passes through screw and liquid phase transition heat conduction section bar and power cavity fixed connection, liquid phase transition heat conduction section bar outer wall hugs closely the lamp plate, and the lamp plate is at panel beating fin intermediate position, the utility model discloses structural design is novel, and the cost of manufacture is low, small, and the radiating effect is good, long service life, facilitate promotion.

Description

LED light source

Technical Field

The utility model relates to a LED lamp source technical field specifically is a LED light source.

Background

The LED light source is a light source with a Light Emitting Diode (LED) as a luminous body, and has the characteristics of high efficiency and long service life. The invention of the light emitting diode in the 60 s of the 20 th century, in the following decades, the basic application is as an indicator light of electronic equipment such as a radio and recorder; can be continuously used for 10 ten thousand hours, and is 100 times longer than the common incandescent bulb. The LED light source mainly comprises an annular light source, a strip light source, a linear light source, a circular light source, a backlight source, an outer coaxial reflection light source, an inner coaxial point light source, a hemispherical ridge cover light source and the like.

The existing replacement bulb of the LED street lamp generally adopts sectional materials and sheet metal combined pieces for heat dissipation, but because of the limitation of the heat conduction capability of materials, a plurality of lamp beads are required to be uniformly distributed on a radiator. Otherwise, heat may be concentrated somewhere and the heat sink at a distance may lose its heat dissipation function. Street lamp replacement is not only an enclosed environment, but also space is limited. The power is generally not large.

In addition, a heat pipe is used as a heat conduction material, the heat of the led is conducted to the assembly section firstly, then conducted to the heat pipe, and finally conducted to the metal plate combined radiating fin through the heat pipe for radiating. But the cost is high due to the process specificity of the heat pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED light source to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an LED light source comprises a lamp holder, a plastic lamp shade head, a power supply cavity and a liquid phase-change heat conduction section bar, the lamp holder is connected with the plastic lampshade head through screw threads, the plastic lampshade head is connected with the power cavity through a buckle or a screw, the power cavity is fixedly connected with a liquid phase-change heat conduction section bar through a screw, the liquid phase-change heat conduction section bar is fixedly connected with the power cavity through a screw, the heat radiator also comprises a metal plate heat radiator, the metal plate radiator adopts a metal plate buckling structure, is sleeved outside the liquid phase-change heat conduction section, and closely attached to the outer wall of the liquid phase change heat conduction section, the sheet metal radiator is fixedly connected with the liquid phase change heat conduction section and the power supply cavity through screws, the liquid phase change heat conduction section bar is fixed in the panel beating radiator, and the other end is fixed in the power intracavity, the fixed lamp plate of liquid phase change heat conduction section bar outer wall joint or through the viscose.

Preferably, still include anti-light cup, anti-light cup sets up in the lamp plate top, anti-light cup adopts circular cone structure.

Preferably, the lamp shade is arranged at the end part of the liquid phase change heat conduction section bar and is fixed on the light reflecting cup.

Preferably, the lamp plate and the liquid phase change heat conduction section bar surface are arranged in parallel, and the liquid phase change heat conduction section bar surface is clung to the back of the lamp plate.

Preferably, the sheet metal radiator and the liquid phase change heat conduction section bar are both made of aluminum materials or copper materials.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses structural design is novel, and the cost of manufacture is low, small, and the radiating effect is good, long service life, facilitate promotion.

(2) The utility model discloses in, the panel beating radiator leaves the hole that matches with the section bar, makes the section bar can overlap on the section bar to closely cooperate, on the heat on the section bar can conduct the panel beating radiator, and dispel the heat, improve the radiating effect.

(3) The utility model discloses in, the lamp plate back and section bar in close contact with make on the heat energy conduction on the lamp plate to the section bar. After being heated, the liquid sealed inside the profile is evaporated, and the heat is brought to the far end of the profile and is conducted to the sheet metal radiator, so that the radiating effect is further improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a single-sided light-emitting structure of the present invention;

FIG. 3 is a single-sided light-emitting perspective view of the present invention;

fig. 4 is a perspective view of the utility model with light emitting around.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an LED light source comprises a lamp holder 1, a plastic lamp shade head 2, a power cavity 3 and a liquid phase-change heat-conducting profile 4, wherein the lamp holder 1 is in threaded connection with the plastic lamp shade head 2, the plastic lamp shade head 2 is in buckled connection or screwed connection with the power cavity 3, the power cavity 3 is fixedly connected with the liquid phase-change heat-conducting profile 4 through screws, the liquid phase-change heat-conducting profile 4 is fixedly connected with the power cavity 3 through screws 9, the LED light source further comprises a sheet metal radiator 5, the sheet metal radiator 5 is of a sheet metal buckling structure, the sheet metal radiator 5 is sleeved outside the liquid phase-change heat-conducting profile 4 and is tightly attached to the outer wall of the liquid phase-change heat-conducting profile 4, the sheet metal radiator 5 is fixedly connected with the liquid phase-change heat-conducting profile 4 and the power cavity 3 through screws, and the liquid phase-change heat-conducting, the other end is fixed in

power supply cavity

3, 4 outer walls of liquid phase change heat conduction section bars hug closely lamp plate 6, and lamp plate 6 is in 5 intermediate positions of panel beating radiator, and panel beating radiator 5, liquid phase change heat conduction section bar 4 all adopt aluminum product or copper product to make, can improve the radiating effect. The utility model discloses in, the panel beating radiator leaves the hole that matches with the section bar, makes the section bar can overlap on the section bar to closely cooperate, on the heat on the section bar can conduct the panel beating radiator, and dispel the heat, improve the radiating effect.

The utility model discloses in, still including anti-light cup 7, anti-light cup 7 sets up in the top of lamp plate, can go out the light reflection.

Still include lamp shade 8, lamp shade 8 is fixed on anti-light cup 7, can protect the lamp plate.

The utility model discloses in, lamp plate 6 and 4 surface parallel arrangement of liquid phase transition heat conduction section bar, just liquid phase transition heat conduction section bar surface is hugged closely at the 6 backs of lamp plate.

The utility model discloses in, the lamp plate back and section bar in close contact with make on the heat energy conduction on the lamp plate to the section bar. After being heated, the liquid sealed inside the profile is evaporated, and the heat is brought to the far end of the profile and is conducted to the sheet metal radiator, so that the radiating effect is further improved.

To sum up, the utility model discloses structural design is novel, and the cost of manufacture is low, small, and the radiating effect is good, long service life, facilitate promotion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a LED light source, includes lamp holder (1), plastic lamp shade head (2), power supply cavity (3) and liquid phase transition heat conduction section bar (4), its characterized in that: the lamp holder (1) is in threaded connection with the plastic lamp shade head (2), the plastic lamp shade head (2) is connected with the power cavity (3) through a buckle or a screw, the power supply cavity (3) is fixedly connected with the liquid phase-change heat conduction section bar (4) through a screw, the liquid phase-change heat conduction section bar (4) is fixedly connected with the power supply cavity (3) through a screw (9), and also comprises a sheet metal radiator (5), the metal plate radiator (5) adopts a metal plate buckling structure, the metal plate radiator (5) is sleeved outside the liquid phase change heat conduction section bar (4), and is tightly attached to the outer wall of the liquid phase change heat conduction section bar (4), the sheet metal radiator (5) is fixedly connected with the liquid phase change heat conduction section bar (4) and the power supply cavity (3) through screws, the liquid phase-change heat conduction section bar (4) is fixed in the sheet metal radiator (5), and the other end of the liquid phase-change heat conduction section bar is fixed in the power supply cavity (3); the outer wall of the liquid phase change heat conduction section bar (4) is tightly attached to the lamp panel (6), and the lamp panel (6) is arranged in the middle of the metal plate radiator (5).

2. An LED light source as claimed in claim 1, wherein: still include anti-light cup (7), anti-light cup (7) set up the top at the lamp plate, anti-light cup (7) adopt the circular cone column structure.

3. An LED light source as claimed in claim 1, wherein: the LED lamp further comprises a lamp shade (8), and the lamp shade (8) is fixed on the reflection cup (7).

4. An LED light source as claimed in claim 1, wherein: the lamp plate (6) is arranged in parallel with the surface of the liquid phase-change heat conduction section bar (4), and the surface of the liquid phase-change heat conduction section bar is tightly attached to the back of the lamp plate (6).

5. An LED light source as claimed in claim 1, wherein: the metal plate radiator (5) and the liquid phase change heat conduction section bar (4) are both made of aluminum materials or copper materials.