CN108036202A - A kind of LED light emission device with air channel structure - Google Patents
A kind of LED light emission device with air channel structure Download PDFInfo
- Publication number
- CN108036202A CN108036202A CN201711320267.9A CN201711320267A CN108036202A CN 108036202 A CN108036202 A CN 108036202A CN 201711320267 A CN201711320267 A CN 201711320267A CN 108036202 A CN108036202 A CN 108036202A
- Authority
- CN
- China
- Prior art keywords
- led light
- diffuser
- emitting component
- emission device
- light emission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/506—Cooling arrangements characterised by the adaptation for cooling of specific components of globes, bowls or cover glasses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
Present invention is disclosed a kind of LED light emission device with air channel structure, light-permeable shell including sealing, the LED light-emitting component being arranged in light-permeable shell, and the power transmission part being connected with LED light-emitting component, being full of in housing has inert protective gas, it is characterized in that, the diffuser around LED light-emitting component is additionally provided with housing, at least one end of diffuser is provided with return air inlet, at least one air outlet is provided with the side wall of diffuser, protective gas through LED light-emitting component heating can flow out diffuser from air outlet, and the protective gas for causing the outer temperature of diffuser relatively low enters in diffuser through return air inlet.The air outlet of diffuser constitutes the structure in a similar air passage with return air inlet; the protective gas of constant flow can be effectively reduced the temperature of LED light-emitting component wherein; so as to improve its working life, and the production application of more power LED light emission device is caused to become possibility.
Description
Technical field
The invention belongs to LED field of luminescent technology, and in particular to a kind of LED light emission device with air channel structure.
Background technology
Conventional incandescent energy consumption is high, short life, in today that global resources are in short supply, forbids giving birth to by national governments gradually
Production, substitute products are electronic energy-saving lamps therewith, although electronic energy-saving lamp improves energy-saving effect, but due to the use of many pollutions
The heavy metal element of environment, and run counter to the main trend of environmental protection.With LED technology high speed development LED illumination gradually into
For the only choosing of novel green illumination.LED principle of luminosity, energy-saving and environmental protection aspect on all be far superior to traditional lighting production
Product.
One of staple product as LED illumination, LED bulb are truly realized 360 ° of full angles and shine, have it is efficient,
No heat sink, light-weight, shape is similar to traditional incandescent light bulb and is welcome be subject to market.But current LED bulb is most
Big problem is heat dissipation problem, this is also to now result in the reason for LED bulb can not make higher-wattage.In the prior art, LED
The filament of light bulb is mainly conducted stent and filament by way of heat radiation protection gas heat exchange with radiating, radiating efficiency
Low, heat dissipation effect is poor, influences the working life of LED filament, therefore, how to improve the heat-sinking capability of LED filament be industry urgently
The major issue of solution.
The content of the invention
One embodiment of the application provides a kind of LED light emission device with air channel structure, it can be in LED enclosure interior shapes
Into the thermal convection current of protective gas, so as to cool down LED light-emitting component, the working life of LED light-emitting component is improved, there should be air passage knot
The LED light emission device of structure includes：
Light-permeable shell including sealing, the LED light-emitting component being arranged in the housing and shine member with the LED
The power transmission part of part connection, interior be full of of the light-permeable shell have inert protective gas, it is characterised in that in the housing also
The diffuser around the LED light-emitting component is provided with, at least one end of the diffuser is provided with return air inlet, the diffuser
Side wall on be provided with least one air outlet, through the LED light-emitting component heat protective gas can be from the air outlet stream
The protective gas for going out the diffuser and causing the outer temperature of the diffuser relatively low enters the printing opacity through the return air inlet
In cover.
In one embodiment, the both ends of the diffuser are respectively arranged with return air inlet, the air outlet on the diffuser side wall
It is arranged to two.
In one embodiment, described two air outlets are arranged at the opposite side on the diffuser side wall symmetrically to each other.
In one embodiment, the LED light-emitting component is either integrally housed in the diffuser, air outlet on the diffuser
Opening length be more than or equal to the LED light-emitting component along the length on the diffuser side wall extending direction.
In one embodiment, it is characterised in that the air outlet is substantially in strip.
In one embodiment, it is characterised in that the light-permeable shell includes the opening portion passed through for stem, the stem
Tail end is tightly connected with the opening portion, and the LED light-emitting component is fixedly connected with the stem.
In one embodiment, the LED light-emitting component includes at least one LED filament.
In one embodiment, the aperture area of air outlet is less than the aperture area of the return air inlet on the diffuser.
In one embodiment, the open area ratio of the aperture area of air outlet and the return air inlet is 1 on the diffuser:5
~1:10.
In one embodiment, the open area ratio of the aperture area of air outlet and the return air inlet is 1 on the diffuser:
6.5~1:8.
Compared with prior art, the technical solution of the application has the advantages that：
By setting the diffuser around LED light-emitting component in the housing of LED light emission device, and in diffuser at least
One end sets return air inlet and sets air outlet on the side wall of diffuser, when LED light-emitting component works, close to its guarantor
Shield gas can be relatively distant from the temperature that its protective gas is heated to higher, this will shine in driving diffuser through the LED
The protective gas of element heating flows out the diffuser from air outlet and causes the protection that temperature is relatively low outside the diffuser
Gas enters in the diffuser through the return air inlet, and air outlet and the return air inlet of diffuser constitute the knot in a similar air passage
Structure, the protective gas of constant flow can be effectively reduced the temperature of LED light-emitting component wherein, so as to improve its work longevity
Life, and cause the production application of more power LED light emission device to become possibility.
Brief description of the drawings
Fig. 1 is the structure diagram of the LED light emission device with air channel structure in one embodiment of the application；
Fig. 2 is that the flow direction of the LED light emission device internal protection gas with air channel structure in one embodiment of the application is shown
It is intended to.
Embodiment
The application is described in detail below with reference to embodiment shown in the drawings.But these embodiments are simultaneously
The application is not limited, structure that those of ordinary skill in the art are made according to these embodiments, method or functionally
Conversion is all contained in the protection domain of the application.
Join Fig. 1, introducing the present invention has an embodiment of LED light emission device 100 for air channel structure.In this implementation
In mode, the LED light emission device 100 should with air channel structure includes light-permeable shell 10, LED light-emitting component 20, power transmission part
30 and diffuser 40.
10 integral sealing of light-permeable shell is set, and LED light-emitting component 20 is arranged in light-permeable shell 10, specifically, printing opacity shell
Body 10 includes the opening portion that is passed through for stem 50, and the tail end of the stem 50 and the opening portion, which are tightly connected, (such as passes through weldering
Connect, high-temperature molten envelope etc. mode), LED light-emitting component 20 is fixedly connected with stem 50.LED light-emitting component 20 and power transmission part 30
Connection, the power transmission part 30 are powered by connecting external power supply to LED light-emitting component 20.In light-permeable shell 10 also be full of have it is lazy
Property protective gas to protect LED light-emitting component 20 not oxidized at high temperature, ensure the steady of 20 physical property of LED light-emitting component
It is fixed.
Diffuser 40 is set around LED light-emitting component 20, and at least one end of the diffuser 40 is provided with return air inlet 42, printing opacity
At least one air outlet 41 is provided with the side wall of cover 40, the protective gas heated through LED light-emitting component 20 can be from air outlet 41
Flow out diffuser 40 and cause the relatively low protective gas of 40 outer temperature of diffuser to enter the diffuser 40 through return air inlet 42
It is interior.
In one embodiment, the both ends of diffuser 40 are respectively arranged with return air inlet 42, the air outlet 41 on 40 side wall of diffuser
It is arranged to two.
In one embodiment, two air outlets 41 are arranged on 40 side wall of diffuser symmetrically to each other on diffuser 40
Opposite side.
In one embodiment, LED light-emitting component 20 is either integrally housed in the diffuser 40, outlet air on the diffuser 40
The Opening length of mouth 41 is more than or equal to the LED light-emitting component 20 along the length on the 40 side wall extending direction of diffuser.This
Sample, it is ensured that the heat that LED light-emitting component 20 integrally produces can be in time by flowing through the protective gas of air outlet 41
It is carried over outside diffuser 40.
In one embodiment, the air outlet 41 is substantially in strip.
In one embodiment, the LED light-emitting component 20 includes at least one LED filament.
In one embodiment, the aperture area of air outlet 41 is less than the opening face of the return air inlet 42 on the diffuser 40
Product, and the open area ratio of the aperture area of air outlet 41 and the return air inlet 42 is 1 on diffuser 40:5~1:10, into one
Preferably, the open area ratio of the aperture area of air outlet 41 and the return air inlet 42 is 1 to step on diffuser 40:6.5~1:8.
Setting in this way can ensure the protective gas tool flowed between the air outlet 41 of diffuser 40 and return air inlet 42 in air passage
There are enough driving forces, ensure the heat dissipation effect of LED light-emitting component 20.
Join Fig. 2, the present invention is close in diffuser 40 when LED light emission device 100 works by above-mentioned embodiment
The protective gas of LED light-emitting component 20 can be heated to higher temperature, and the protective gas outside diffuser 40 due to temperature
Heat exchange is more abundant between relatively low light-permeable shell 10 (being contacted with the external world), thus relative temperature is relatively low, at this time, according to heat
Mechanics principle, the air outlet 41 that the protective gas inside diffuser 40 can pass through on its side wall flow out diffuser 40.And diffuser
The return air inlet 42 at 40 both ends farther away from LED light-emitting component 20, surrounding protective gas due to having minimum temperature
Degree, therefore the protective gas outside diffuser 40 can be flowed into diffuser 40 along return air inlet 42, so as to construct LED light emission device
The directed flow of protective gas in 100 light-permeable shell 10, and when LED light-emitting component 20 works, constantly it is dropped
Temperature, improves the working life of LED light-emitting component 20, and the production application of more power LED light emission device 100 is become
May.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
A independent technical solution, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above it is a series of describe in detail only for the application feasibility embodiment specifically
Bright, they are simultaneously not used to the protection domain of limitation the application, all equivalent implementations made without departing from the application skill spirit
Or change should be included within the protection domain of the application.
Claims (10)
- A kind of 1. LED light emission device with air channel structure, it is characterised in that the light-permeable shell including sealing, be arranged at it is described LED light-emitting component in light-permeable shell and the power transmission part being connected with the LED light-emitting component, are full of in the housing There is inert protective gas, the diffuser around the LED light-emitting component is additionally provided with the housing, the diffuser is extremely Few one end is provided with return air inlet, and at least one air outlet is provided with the side wall of the diffuser, is added through the LED light-emitting component The protective gas of heat can flow out the diffuser from the air outlet and cause the protection that temperature is relatively low outside the diffuser Gas enters in the diffuser through the return air inlet.
- 2. the LED light emission device according to claim 1 with air channel structure, it is characterised in that the two of the diffuser Hold and be respectively arranged with return air inlet, the air outlet on the diffuser side wall is arranged to two.
- 3. the LED light emission device according to claim 2 with air channel structure, it is characterised in that described two air outlets The opposite side being arranged at symmetrically to each other on the diffuser side wall.
- 4. the LED light emission device according to claim 1 with air channel structure, it is characterised in that the LED light-emitting component It is either integrally housed in the diffuser, the Opening length of air outlet is more than or equal to the LED light-emitting component on the diffuser Length along on the diffuser side wall extending direction.
- 5. the LED light emission device according to claim 4 with air channel structure, it is characterised in that the air outlet is substantially In strip.
- 6. the LED light emission device according to claim 1 with air channel structure, it is characterised in that the light-permeable shell bag The opening portion passed through for stem is included, the tail end of the stem is tightly connected with the opening portion, the LED light-emitting component and institute Stem is stated to be fixedly connected.
- 7. the LED light emission device according to claim 1 with air channel structure, it is characterised in that the LED light-emitting component Including at least one LED filament.
- 8. the LED light emission device according to claim 1 with air channel structure, it is characterised in that go out on the diffuser The aperture area in air port is less than the aperture area of the return air inlet.
- 9. the LED light emission device according to claim 8 with air channel structure, it is characterised in that go out on the diffuser The open area ratio of the aperture area in air port and the return air inlet is 1:5~1:10.
- 10. the LED light emission device according to claim 9 with air channel structure, it is characterised in that go out on the diffuser The open area ratio of the aperture area in air port and the return air inlet is 1:6.5~1:8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711320267.9A CN108036202A (en) | 2017-12-12 | 2017-12-12 | A kind of LED light emission device with air channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711320267.9A CN108036202A (en) | 2017-12-12 | 2017-12-12 | A kind of LED light emission device with air channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108036202A true CN108036202A (en) | 2018-05-15 |
Family
ID=62102089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711320267.9A Withdrawn CN108036202A (en) | 2017-12-12 | 2017-12-12 | A kind of LED light emission device with air channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108036202A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM372923U (en) * | 2009-08-14 | 2010-01-21 | Risun Expanse Corp | Lamp structure |
| US20100181888A1 (en) * | 2009-01-20 | 2010-07-22 | Darfon Electronics Corp. | Light emitting diode lamp |
| CN104235646A (en) * | 2013-06-21 | 2014-12-24 | 广镓光电股份有限公司 | LED light lamps using stack effect for improving heat dissipation |
| US20140375202A1 (en) * | 2013-06-25 | 2014-12-25 | Uniled Lighting Tw., Inc. | Led bulb |
| CN206018321U (en) * | 2016-09-06 | 2017-03-15 | 中国科学院苏州纳米技术与纳米仿生研究所 | There are the semiconductor light-emitting apparatus of air channel structure |
-
2017
- 2017-12-12 CN CN201711320267.9A patent/CN108036202A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100181888A1 (en) * | 2009-01-20 | 2010-07-22 | Darfon Electronics Corp. | Light emitting diode lamp |
| TWM372923U (en) * | 2009-08-14 | 2010-01-21 | Risun Expanse Corp | Lamp structure |
| CN104235646A (en) * | 2013-06-21 | 2014-12-24 | 广镓光电股份有限公司 | LED light lamps using stack effect for improving heat dissipation |
| US20140375202A1 (en) * | 2013-06-25 | 2014-12-25 | Uniled Lighting Tw., Inc. | Led bulb |
| CN206018321U (en) * | 2016-09-06 | 2017-03-15 | 中国科学院苏州纳米技术与纳米仿生研究所 | There are the semiconductor light-emitting apparatus of air channel structure |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180515 |