CN207831029U - A kind of LED bulb of high efficiency and heat radiation - Google Patents
A kind of LED bulb of high efficiency and heat radiation Download PDFInfo
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- CN207831029U CN207831029U CN201820072255.2U CN201820072255U CN207831029U CN 207831029 U CN207831029 U CN 207831029U CN 201820072255 U CN201820072255 U CN 201820072255U CN 207831029 U CN207831029 U CN 207831029U
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Abstract
The utility model is related to a kind of LED bulb of high efficiency and heat radiation, including lamp cap, the shell being connected with the lamp cap, the stem for being located in the shell portion, the inner casing and LED light source that are connected with the stem；The shell constitutes the first accommodating cavity with the stem, and first accommodating cavity is internally provided with the first heat eliminating medium；The inner casing is in closed or semi-hermetic cavity body structure comprising the second accommodating cavity, second accommodating cavity are internally provided with the second heat eliminating medium.The LED bulb of high efficiency and heat radiation provided by the utility model, LED light source generates a large amount of heat when working, heat is transferred to rapidly by the second heat eliminating medium located around it by the first heat eliminating medium first, then it is distributed by the first heat eliminating medium, the heat that LED light source generates timely is distributed by the first heat eliminating medium and the second heat eliminating medium, it prevents heat from gathering, influences the service life of LED light source, the technical bottleneck of brightness can not be further added by by overcoming LED light source.
Description
Technical field
The utility model is related to a kind of lighting technical fields, and in particular, to a kind of LED bulb of high efficiency and heat radiation.
Background technology
LED bulb is widely used on the market due to its unique advantage, such as energy conservation and environmental protection, long-life etc., however,
When working due to LED chip, a large amount of heat is will produce, heat gathers the use that will influence LED bulb inside LED bulb
In the service life, for high-power LED bulb, the heat come out during the work time is big, and service life is radiated
The influence bigger of efficiency so that the service life with long-life LED bulb is not grown, and is based on this, it is thus proposed that in LED bulb
Portion's setting heat dissipation gas, to improve the service life of LED bulb, however for high-power LED bulb, gas heat dissipation
Efficiency is still unable to meet demand, and heat is gathered on LED, causes chip temperature excessively high, influences the service life.Therefore, in order to match LED
The radiating efficiency of light bulb, in LED bulb the use of LED chip be restricted, brightness also can not be improved further, therefore,
It is necessary to propose a kind of LED bulb of high efficiency and heat radiation, problem above is solved.
The utility model proposes a kind of LED bulbs of high efficiency and heat radiation, and heat dissipation gas and heat dissipation are internally provided in LED bulb
Liquid quickly absorbs the heat that LED is generated, so that heat is not gathered in LED chip, together using the high characteristic of specific heat of liquid
The high heat conduction effect of Shi Liyong heat-conducting gases, double-radiation function substantially increase the heat dissipation effect of LED bulb, extend LED bulb
Service life.
Invention content
The utility model proposes a kind of LED bulbs of high efficiency and heat radiation, and heat dissipation gas and heat dissipation are internally provided in LED bulb
Liquid quickly absorbs the heat that LED is generated, so that heat is not gathered in LED chip, together using the characteristic of the big specific heat capacity of liquid
The high heat conduction effect of Shi Liyong heat-conducting gases, double-radiation function substantially increase the heat dissipation effect of LED bulb, extend LED bulb
Service life.
In order to solve the above-mentioned technical problem, the utility model proposes a kind of LED bulb of high efficiency and heat radiation, including lamp cap, with
Shell that the lamp cap is connected, the stem for being located in the shell portion, the inner casing being connected with the stem and LED light
Source；
The shell constitutes the first accommodating cavity with the stem, and first accommodating cavity is internally provided with the first heat eliminating medium；
The inner casing is in closed cavity body structure comprising the second accommodating cavity, second accommodating cavity are internally provided with second
Heat eliminating medium.
Preferably, first heat eliminating medium is heat dissipation gas.
Preferably, the heat dissipation gas is helium or oxygen, is 400-800torr in the pressure of the enclosure.
Preferably, second heat eliminating medium is radiator liquid or heat dissipation colloid.
Preferably, second heat eliminating medium is one kind in water, conduction oil, transformer oil, silica gel or epoxy resin.
Preferably, further include connection structure, the connection structure at least runs through the stem.
Preferably, the LED light source is located at the inner housing inner, the connection structure include the first connection structure and with institute
State the second connection structure that the first connection structure is connected.
Preferably, first connection structure is connected with the LED light source, and stretches out except the inner casing with described
Two connection structures are connected；
Second connection structure is connected through the stem and with the lamp cap.
Preferably, the LED light source fits on the wall of the inner casing, and the connection structure runs through the stem, one
End is connected with the LED light source, and the other end is connected with the lamp cap.
Preferably, the LED light source is LED COB light sources either LED filament or SMD light source.
Compared with prior art, the beneficial effects of the utility model are：
1, the LED bulb of high efficiency and heat radiation provided by the utility model, LED light source generate a large amount of heat when working, pass through
First heat eliminating medium and the second heat eliminating medium radiate, and improve the radiating efficiency of the LED bulb of high efficiency and heat radiation, prevent heat
Gather, influence the service life of LED light source, the technical bottleneck of brightness can not be further added by by overcoming LED light source.
Connection structure setting is in the first connection structure by the 2, LED bulb of high efficiency and heat radiation provided by the utility model
With the second connection structure, it is convenient for using first connection structure, inner casing and LED light source as individual light-emitting component,
It is not limited to the occupation mode of the utility model, is convenient for the flexible use of LED light source, meets the LED light-emitting component of different occasions
Requirement, it is convenient and efficient.
Description of the drawings
Fig. 1 is the exploded view of the LED bulb of high efficiency and heat radiation provided by the utility model；
Fig. 2 is the internal structure schematic diagram of the LED bulb of high efficiency and heat radiation provided by the utility model；
Fig. 3 is the exploded view of another embodiment of LED bulb of high efficiency and heat radiation provided by the utility model；
Fig. 4 is the internal structure schematic diagram of another embodiment of LED bulb of high efficiency and heat radiation provided by the utility model；
Fig. 5 is the heat dissipation effect figure that helium is filled in conventional LED light bulb；
Fig. 6 be high efficiency and heat radiation provided by the utility model LED bulb in fill helium and water heat dissipation effect figure.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings with it is excellent
Selecting embodiment, the utility model is described in further detail.
As shown in Figs 1-4, a kind of LED bulb of high efficiency and heat radiation, including lamp cap 1, be connected with the lamp cap 1 shell 2,
Stem 3 inside the shell 2, the inner casing 4 being connected with the stem 3 and LED light source 5；
The shell 2 constitutes the first accommodating cavity 6 with the stem 3, and first accommodating cavity 6 is internally provided with the first heat dissipation Jie
Matter (not shown)；
The inner casing 4 is in closed or semi-hermetic cavity body structure comprising the second accommodating cavity 7, second accommodating cavity 7
It is internally provided with the second heat eliminating medium (not shown)；
The LED light source 5 is located at 4 inside of the inner casing or fits on the wall of the inner casing 4.
The lamp cap 1 for realizing between the LED bulb and extraneous power supply of the high efficiency and heat radiation mechanical connection and be electrically connected
It connects, is electrically connected by connection structure between the lamp cap 1 and the LED light source 5, ensure the normal work of the LED bulb of high efficiency and heat radiation
Make, can be bayonet socket, or the type of the lamp cap is arranged with specific reference to actual needs in screwed socket, unlimited
In the present embodiment.
The shell 2 can be PC shells, or glass shell, transparent or translucent, such as transparent, dusting
Or the structures such as frosted, in the present embodiment, the shell 2 is glass shell.The shell 2 is for transmiting the LED light source hair
The light gone out, and cooperate with the stem 3, the first closed accommodating cavity 6 is formed, protection is located in first accommodating cavity 6
The component in portion.
The inner casing 4 is made of glass, quartz or metal material, is located inside first accommodating cavity 6, for protecting
The inner casing 4 and the LED light source 5 inside the inner casing 4, and the light transmission that the LED light source 5 is sent out is gone out, and will
The heat that the LED light source dissipates 5 hairs distributes, and ensures the service life of LED light source 5.
First accommodating cavity 6 is internally provided with the first heat eliminating medium, for accelerating the heat inside the shell 2, improves
The service life of LED light source 5, first heat eliminating medium are heat dissipation gas, and the heat dissipation gas is helium, oxygen, helium oxygen are mixed
Gas or other gases are closed, with specific reference to actual needs, the type of the heat dissipation gas is set.The heat dissipation gas is in the shell
Internal pressure is 400-800torr.
Herein, it is located at the first heat eliminating medium inside first accommodating cavity 6 and surrounds the inner casing 4 or LED light source 5, it is fast
Speed carries out heat exchange, accelerates the heat dissipation effect of the LED bulb of the high efficiency and heat radiation, ensures the LED bulb of the high efficiency and heat radiation
Service life.
The inner casing 4 is connected with the stem 3, for realizing the fixed installation of the inner casing 4.The inner casing 4 is in close
It closes or the cavity body structure of semi-hermetic comprising the second heat eliminating medium is closed in by the second accommodating cavity 7, second accommodating cavity 7
Inside it, the radiating rate of the LED bulb for accelerating the high efficiency and heat radiation.
In order to further speed up the high efficiency and heat radiation LED bulb heat dissipation effect, second accommodating cavity 7 is internally provided with
Second heat eliminating medium, second heat eliminating medium are radiator liquid or heat dissipation colloid, specially water, conduction oil, transformer oil, silicon
One kind in glue, paraffin or epoxy resin.
Second heat eliminating medium is filled in inside second accommodating cavity 7, surrounds the LED light source 5, rapidly with it is described
LED light source 5 realizes heat exchange, and the heat transfer that the LED light source 5 is come out is to first heat eliminating medium, further
The heat dissipation effect for accelerating the LED bulb of the high efficiency and heat radiation, to be further ensured that the high efficiency and heat radiation LED bulb use
Service life.
The LED light source 5 is located at the inner housing inner 4 or fits on the wall of the inner casing 4
On inner wall and on outer walls, inner wall or outer wall are specifically fitted in, is configured according to actual conditions), for illuminating, the present embodiment
In, the LED light source 5 is high-power LED light source, specially LED COB light sources either LED filament or SMD light sources.It is big herein
Power LED light source generates a large amount of heat when working, and according to its specific structure, there are two types of heat dissipation paths.Specifically：
When the LED light source 5 is located at 4 inside of inner casing, the heat that LED light source 5 generates is first by being located at its week
Heat is transferred to rapidly the first heat eliminating medium by the second heat eliminating medium enclosed, is then distributed by the first heat eliminating medium, is led to
It crosses the first heat eliminating medium and the second heat eliminating medium timely to distribute the heat that LED light source 5 generates, prevents heat from gathering,
The service life of LED light source 5 is influenced, the technical bottleneck of brightness can not be further added by by overcoming LED light source 5.
When the LED light source 5 is located on the wall of the inner casing 4, on the one hand the heat that LED light source 5 generates passes through first
Heat eliminating medium radiates away, and being on the other hand transferred to second heat eliminating medium by the inner casing distributes, double-radiation function
Path increases the radiating efficiency of the LED bulb of the high efficiency and heat radiation, prevents heat from gathering, and influence LED light source 5 uses the longevity
Life, the technical bottleneck of brightness can not be further added by by overcoming LED light source 5.
Further include connection structure 8 to ensure that the LED light source 5 can work normally, the connection structure 8 is at least passed through
The stem 3 is worn, one end is connected with the LED light source 5, and the other end is connected with the lamp cap 1.
Specifically, when the LED light source 5 is located at 7 inside of the second accommodating cavity, the connection structure 8 includes first
Connection structure and the second connection structure being connected with first connection structure, first connection structure and the LED light
Source 5 is connected, and stretches out except the inner casing 4 and be connected with second connection structure, and second connection structure runs through institute
It states stem 3 and is connected with the lamp cap 1.
When the LED light source 5 is located on the wall of the inner casing 4, the connection structure 8 runs through the stem 3, one end
It is connected with the LED light source 5, the other end is connected with the lamp cap 1.
Herein, it is in the first connection structure and the second connection structure by the setting of the connection structure 8, convenient for connecting described first
Binding structure, inner casing 4 and LED light source 5 are used as individual light-emitting component, are not limited to the occupation mode of the utility model, just
In the flexible use of LED light source 5, meet the requirement of the LED light-emitting component of different occasions, it is convenient and efficient.
Further include power supply to ensure that the LED bulb of the high efficiency and heat radiation can work normally, the power supply is located at described
In second accommodating cavity, the heat generated is distributed by second heat eliminating medium.
Fig. 5 is the heat dissipation effect figure that helium is filled in conventional LED light bulb, and Fig. 6 is high efficiency and heat radiation provided by the utility model
LED bulb in fill helium and water heat dissipation effect figure, by Fig. 5 and Fig. 6 it is found that filling two kinds of heat eliminating mediums radiating efficiency
The radiating efficiency that gas is filled only with than tradition is high by 50%, and heat dissipation effect is substantially better than the heat dissipation effect that tradition is filled only with gas.
Compared with prior art, the beneficial effects of the utility model are：
1, the LED bulb of high efficiency and heat radiation provided by the utility model, LED light source generate a large amount of heat when working, pass through
First heat eliminating medium and the second heat eliminating medium radiate, and improve the radiating efficiency of the LED bulb of high efficiency and heat radiation, prevent heat
Gather, influence the service life of LED light source, the technical bottleneck of brightness can not be further added by by overcoming LED light source.
2, the LED bulb of high efficiency and heat radiation provided by the utility model, when the LED light source is located in second accommodating cavity
It is in the first connection structure and the second connection structure by the connection structure setting when portion, convenient for by first connection structure, interior
Shell and LED light source are used as individual light-emitting component, are not limited to the occupation mode of the utility model, convenient for LED light source
It flexibly uses, meets the requirement of the LED light-emitting component of different occasions, it is convenient and efficient.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (10)
1. a kind of LED bulb of high efficiency and heat radiation, which is characterized in that the shell that is connected including lamp cap, with the lamp cap is located at institute
The stem for stating enclosure, the inner casing and LED light source being connected with the stem；
The shell constitutes the first accommodating cavity with the stem, and first accommodating cavity is internally provided with the first heat eliminating medium；
The inner casing is in closed or semi-hermetic cavity body structure comprising the second accommodating cavity is set inside second accommodating cavity
There is the second heat eliminating medium.
2. the LED bulb of high efficiency and heat radiation as described in claim 1, which is characterized in that first heat eliminating medium is heat transmission gas
Body.
3. the LED bulb of high efficiency and heat radiation as claimed in claim 2, which is characterized in that the heat dissipation gas be helium or oxygen,
It is 400-800torr in the pressure of the enclosure.
4. the LED bulb of high efficiency and heat radiation as described in claim 1, which is characterized in that second heat eliminating medium is cooling fluid
Body or heat dissipation colloid.
5. the LED bulb of high efficiency and heat radiation as claimed in claim 4, which is characterized in that second heat eliminating medium is water, heat conduction
One kind in oil, transformer oil, silica gel, paraffin or epoxy resin.
6. the LED bulb of high efficiency and heat radiation as described in claim 1, which is characterized in that further include connection structure, the connection knot
Structure at least runs through the stem.
7. the LED bulb of high efficiency and heat radiation as claimed in claim 6, which is characterized in that the LED light source is located in the inner casing
Portion, the connection structure include the first connection structure and the second connection structure for being connected with first connection structure.
8. the LED bulb of high efficiency and heat radiation as claimed in claim 7, which is characterized in that first connection structure and the LED
Light source is connected, and stretches out except the inner casing and be connected with second connection structure；
Second connection structure is connected through the stem and with the lamp cap.
9. the LED bulb of high efficiency and heat radiation as claimed in claim 6, which is characterized in that the LED light source fits in the inner casing
Wall on, the connection structure runs through the stem, and one end is connected with the LED light source, the other end and the lamp cap phase
Connection.
10. the LED bulb of high efficiency and heat radiation as described in claim 1, which is characterized in that the LED light source is LED COB light sources
Either LED filament or SMD light sources.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820072255.2U CN207831029U (en) | 2018-01-15 | 2018-01-15 | A kind of LED bulb of high efficiency and heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820072255.2U CN207831029U (en) | 2018-01-15 | 2018-01-15 | A kind of LED bulb of high efficiency and heat radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207831029U true CN207831029U (en) | 2018-09-07 |
Family
ID=63393244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820072255.2U Active CN207831029U (en) | 2018-01-15 | 2018-01-15 | A kind of LED bulb of high efficiency and heat radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207831029U (en) |
-
2018
- 2018-01-15 CN CN201820072255.2U patent/CN207831029U/en active Active
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