CN107314352A - A kind of radiating LED lamp - Google Patents
A kind of radiating LED lamp Download PDFInfo
- Publication number
- CN107314352A CN107314352A CN201710553995.8A CN201710553995A CN107314352A CN 107314352 A CN107314352 A CN 107314352A CN 201710553995 A CN201710553995 A CN 201710553995A CN 107314352 A CN107314352 A CN 107314352A
- Authority
- CN
- China
- Prior art keywords
- top plate
- heat sink
- water
- led lamp
- hole
- 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.)
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Classifications
-
- 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
- F21V29/56—Cooling arrangements using liquid coolants
- F21V29/57—Cooling arrangements using liquid coolants characterised by control arrangements
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The present invention relates to a kind of radiating LED lamp, the radiating LED lamp includes water pump, water inlet pipe, outlet pipe, cooling device, intake antrum, water spray switch, water chamber, heat sink and lamp holder；The two ends of water pump are connected with water inlet pipe, outlet pipe respectively, and outlet pipe is connected with cooling device；Water inlet pipe is connected with intake antrum；Outlet pipe is connected with water chamber；Lamp holder is arranged on the inside of heat sink, and heat sink transfers out the heat that lamp holder is sent come to be cooled down to lamp holder；Water chamber is arranged on the periphery of heat sink；Water spray switch is provided between intake antrum and intake antrum, water spray switch, intake antrum are successively set on the periphery of water chamber；Water spray switch includes bottom plate, top plate and through hole.Due to that can be adjusted according to lamp surface temperature, the temperature of lamp surface everywhere is controlled effectively, and ensure that the temperature of lamp surface everywhere keeps essentially identical, so as to extend the service life of light fixture.
Description
Technical field
The present invention relates to a kind of radiating LED lamp, more particularly to it is a kind of can be according to the surface temperature situation of LED lamp
The LED lamp radiated.
Background technology
LED is a kind of luminous semiconductor electronic component, and this element was found early in 1962, and low light can only be sent in early days
The feux rouges of degree, develops other monochromatic versions afterwards, the light that can be sent even to this day throughout visible ray, infrared ray and
Ultraviolet, luminosity also brings up to suitable luminosity.And purposes is also by initially as indicator lamp, display board etc., with entering for technology
Step, light emitting diode has been widely used in display, television set daylighting decoration and illuminated.
The problem of existing LED lamp is maximum at present is that caloric value is big, easily causes lamp failure, reduction LED
, there is potential safety hazard in service life.
The content of the invention
To overcome the problems of the prior art, it can be carried out the invention provides a kind of according to the surface temperature of LED lamp
Radiate the LED lamp adjusted.
The technical scheme is that：
A kind of radiating LED lamp, the radiating LED lamp includes water pump, water inlet pipe, outlet pipe, cooling device, water inlet
Chamber, water spray switch, water chamber, heat sink and lamp holder；The two ends of water pump are connected with water inlet pipe, outlet pipe respectively, outlet pipe with it is cold
But device is connected；Water inlet pipe is connected with intake antrum；Outlet pipe is connected with water chamber；Lamp holder is arranged on the inside of heat sink, radiating
Plate transfers out the heat that lamp holder is sent come to be cooled down to lamp holder；Water chamber is arranged on the periphery of heat sink；Intake antrum
Water spray switch is provided between intake antrum, water spray switch, intake antrum are successively set on the periphery of water chamber；Water spray switch includes
There are bottom plate, top plate and through hole.
The through hole is provided with multiple and is equably covered with bottom plate；Top plate is latticed, and through hole is arranged on correspondence grid
It is not blocked by top plate at the neutral of shape top plate；Top plate is made up close to heat sink and top plate of the larger material of thermal coefficient of expansion；
The material that bottom plate is less than top plate away from heat sink and by thermal coefficient of expansion is made.
The radiating LED lamp also includes support column, and the two ends of the support column are connected with bottom plate and top plate respectively, and
It is connected with the infall of grid on top plate.
When heat sink produces high temperature, receive to expand after high temperature close to the top plate of heat sink, and the bottom plate away from heat sink
The heat received is few compared with top plate, and will be logical on bottom plate because the thermal coefficient of expansion of top plate is big compared with bottom plate, therefore after top plate expansion
Hole is widened, and the temperature on heat sink is higher, and top plate expands bigger, and through hole is just drawn bigger；Because through hole is not latticed
Top plate block, therefore big through hole may insure more cooling waters from intake antrum spirt water chamber and heat sink；Work as radiating
When some portion of temperature is higher or lower than the temperature of other parts on plate, the corresponding top plate in the part, which expands, must compare other parts
It is big or small, so that the corresponding through hole in the part is big compared with the through hole of other parts or small.
The bottom plate and top plate are made up of the material with different thermal coefficient of expansions.
The bottom plate can use the one or more in materials described below to be made：Glass ceramics, graphite, molybdenum, gray cast iron, nothing
Machine glass, chromium, platinum, ceramics, tungsten, glass, carbon are fine；The top plate can use the one or more in materials described below to be made：Aluminium,
Lead, copper, cadmium, magnesium, manganese, zinc, PEEK（Polyether-ether-ketone）, polyimides, poly- phthalein amine, nylon, lucite；
The preferred glass of bottom plate, glass, carbon are fine or ceramic；The preferred PEEK of top plate（Polyether-ether-ketone）, it is polyimides, poly-
Phthalein amine, nylon, lucite.
The beneficial effects of the invention are as follows：Due to that can be adjusted according to lamp surface temperature, make the temperature of lamp surface everywhere
Degree is controlled effectively, and ensures that the temperature of lamp surface everywhere keeps essentially identical, so as to extend the service life of light fixture.
Brief description of the drawings
Fig. 1 is the sectional view of radiating LED lamp in the present invention；
Fig. 2 is the close-up schematic view of water spray switch in the present invention；
Fig. 3 is the sectional view of another radiating LED lamp in the present invention；
Fig. 4 is the close-up schematic view of another water spray switch in the present invention；
Fig. 5 is the schematic perspective view of another water spray switch in the present invention.
Embodiment
Below according to brief description of the drawings embodiment.
Embodiment one：
As shown in figure 1, the radiating LED lamp in the first of the invention embodiment include water pump 1, it is water inlet pipe 2, outlet pipe 3, cold
But device 4, intake antrum 5, water spray switch 6, water chamber 7, heat sink 8 and lamp holder 9.The two ends of water pump 1 respectively with water inlet pipe 2, go out
Water pipe 3 is connected, and outlet pipe 3 is connected with cooling device 4, and water pump 1 extracts the cooling water after apparatus for supercooling from outlet pipe 3, so
Cooling water is sent into water inlet pipe 2 afterwards；Water inlet pipe 2 is connected with intake antrum 5 and provides cold after being pressurizeed through water pump 1 for intake antrum 5
But water；Outlet pipe 3 is connected with water chamber 7, and extracts cooling water from water chamber 7；Lamp holder 9 is arranged on the inside of heat sink 8, and lamp
First 9 be provided with it is multiple, heat sink 8 by the heat that lamp holder 9 is sent transfer out come, to be cooled down to lamp holder 9, prevent lamp holder 9
Temperature it is too high and damage；The cooling water that water chamber 7 is arranged in the periphery of heat sink 8, water chamber 7 can enter to heat sink 8
Row cooling；Water spray switch 6 is provided between intake antrum 5 and intake antrum 7, water spray switch 6, intake antrum 5 are successively set on water chamber 7
Periphery；Cooling water in intake antrum 5 is sprayed into or is not sprayed into water chamber 7 by water spray switch 6 by Push And Release, so as to heat sink
8 surface is cooled down or not cooled down.
As shown in Fig. 2 being provided with multiple equally distributed tiny through holes 61 on water spray switch 6, the through hole is covered with whole
Individual water spray switch 6, so as to which cooling water to be sprayed to the every nook and cranny of heat sink 8.
In the present invention, water spray switch 6 is made of a kind of material of pyrocondensation cold expanding, and the water spray being made of this material is opened
6 are closed, when the surface temperature of heat sink 8 is high, through hole 61 can become big in the presence of pyrocondensation cold expanding；And when the surface of heat sink 8
When temperature is low, through hole 61 is then relative to diminish.
After material using this pyrocondensation cold expanding, the size of through hole 61 can be adjusted according to the height of the temperature on lamp holder 9,
The size of current sprayed into from intake antrum 5 in water chamber 7 is controlled, so that the temperature control on heat sink 8 is in constant scope
It is interior, that is, the surface temperature of lamp holder 9 is controlled in a less domain of walker.When some lamp holder in multiple lamp holders in light fixture or
When the multiple lamp holders of person are damaged, the surface temperature of the part is relatively low with respect to the surface temperature of other parts on its corresponding heat sink 8,
And corresponding water spray switch 6 is in the presence of pyrocondensation cold expanding herein, the through hole of correspondence herein is also relatively small, makes what is sprayed into herein
Cooling water inflow is less than the high part of other temperature, so as to reach the purpose for ensuring that the temperature of heat sink 8 everywhere is essentially identical.
In the present invention, water spray switch 6 uses a kind of ceramic masses of zirconium tungstates.
Embodiment two：
From in the present embodiment two unlike embodiment one use another water spray switch, therefore in radiating LED lamp with reality
Apply the identical structure of example one and description is not repeated herein.
As shown in Fig. 3,4,5, water spray switch 60 is arranged between intake antrum 5 and water chamber 7, and water spray switch 60 includes
Bottom plate 601, support column 602, top plate 603 and through hole 604；Through hole 604 is provided with multiple and is equably covered with bottom plate 601；Top
Plate 603 is latticed, and through hole 604 is arranged at the neutral of the latticed top plate of correspondence and do not blocked by top plate 603；Support column 602
Two ends be connected respectively with bottom plate 601 and top plate 603, and be connected with the infall of grid on top plate 603（As shown in the figure）.Top plate
603 close to heat sink 8, and top plate 603 is made up of the larger material of thermal coefficient of expansion；Bottom plate 601 is away from heat sink 8, and by heat
The material that the coefficient of expansion is less than top plate 603 is made；When heat sink 8 produces high temperature, the top plate 603 close to heat sink 8 receives height
Expanded after temperature, and the heat that the bottom plate 601 away from heat sink 8 is received is few compared with top plate 603, and because of the thermal expansion system of top plate 603
Number is big compared with bottom plate 601, therefore is widened the through hole 604 on bottom plate 601 by support column after the expansion of top plate 603, on heat sink 8
Temperature is higher, and top plate 603 expands bigger, and through hole 604 is just drawn bigger.Because through hole 604 is not hidden by latticed top plate
Gear, therefore big through hole 604 may insure more cooling waters from the spirt water chamber 7 of intake antrum 5, so that heat sink 8 is cooled down.
The more excellent scheme of the present embodiment is that support column 602 is not provided between bottom plate 601 and top plate 603, i.e., latticed
Top plate 603 is set directly at the surface of bottom plate 601；The expanded by heating after-drawing bottom plate 601 of top plate 603 is so that through hole 604 be widened.
It is identical with embodiment one, should when some portion of temperature is higher or lower than the temperature of other parts on heat sink 8
The corresponding top plate 603 in part expands must be bigger or small than other parts, so that the corresponding through hole in the part is compared with other parts
Through hole is big or small.
The bottom plate 601 and top plate 603 are made up of the material with different thermal coefficient of expansions（Such as metal material, high score
The exotic materials such as sub- material or inorganic compound）, and difference between both thermal coefficient of expansion is the bigger the better.This reality
Applying bottom plate in example can use the one or more in materials described below to be made：Glass ceramics, graphite, molybdenum, gray cast iron, inorganic glass
Glass, chromium, platinum, ceramics, tungsten, glass, carbon are fine；Preferred glass, glass, carbon are fine or ceramic in the present embodiment.Top plate can be used
One or more in materials described below are made：Aluminium, lead, copper, cadmium, magnesium, manganese, zinc, PEEK（Polyether-ether-ketone）, polyimides, poly- phthalein
Amine, nylon, lucite；Preferred PEEK in the present embodiment（Polyether-ether-ketone）, polyimides, poly- phthalein amine, nylon or organic glass
Glass.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, this technology
The technical staff in field, in the essential scope of the present invention, makes a variety of changes or substitutes, and should also belong to the protection model of the present invention
Farmland.
Claims (7)
1. a kind of radiating LED lamp, it is characterised in that：The radiating LED lamp includes water pump, water inlet pipe, outlet pipe, cold
But device, intake antrum, water spray switch, water chamber, heat sink and lamp holder；The two ends of water pump are connected with water inlet pipe, outlet pipe respectively,
Outlet pipe is connected with cooling device；Water inlet pipe is connected with intake antrum；Outlet pipe is connected with water chamber；Lamp holder is arranged on heat sink
Inside, heat sink transfers out the heat that lamp holder is sent come to be cooled down to lamp holder；Water chamber is arranged on the outer of heat sink
Enclose；Water spray switch is provided between intake antrum and intake antrum, water spray switch, intake antrum are successively set on the periphery of water chamber；Spray
Taps includes bottom plate, top plate and through hole.
2. a kind of radiating LED lamp as claimed in claim 1, it is characterised in that：The through hole is provided with multiple and uniform
Ground is covered with bottom plate；Top plate is latticed, and through hole is arranged at the neutral of the latticed top plate of correspondence and do not blocked by top plate；Top plate
It is made up close to heat sink and top plate of the larger material of thermal coefficient of expansion；Bottom plate away from heat sink and is less than top by thermal coefficient of expansion
The material of plate is made.
3. a kind of radiating LED lamp as claimed in claim 2, it is characterised in that：The radiating LED lamp also includes branch
Dagger, the two ends of the support column are connected with bottom plate and top plate respectively, and are connected with the infall of grid on top plate.
4. a kind of radiating LED lamp as claimed in claim 2, it is characterised in that：When heat sink produces high temperature, close to scattered
The top plate of hot plate receives to expand after high temperature, and the heat that the bottom plate away from heat sink is received is few compared with top plate, and because of the heat of top plate
The coefficient of expansion is big compared with bottom plate, therefore widens the through hole on bottom plate after top plate expansion, and the temperature on heat sink is higher, top plate expansion
Must be bigger, through hole is just drawn bigger；Because through hole is not blocked by latticed top plate, thus big through hole may insure it is more
Cooling water from intake antrum spirt water chamber and heat sink；When some portion of temperature is higher or lower than other parts on heat sink
Temperature when, the corresponding top plate in the part expands must be bigger or small than other parts, so that the corresponding through hole in the part is compared with it
The through hole of his part is big or small.
5. a kind of radiating LED lamp as claimed in claim 2, it is characterised in that：The bottom plate and top plate by with
The material of different thermal coefficient of expansions is made.
6. a kind of radiating LED lamp as claimed in claim 5, it is characterised in that：The bottom plate can use materials described below
In one or more be made：Glass ceramics, graphite, molybdenum, gray cast iron, unorganic glass, chromium, platinum, ceramics, tungsten, glass, carbon are fine；
The top plate can use the one or more in materials described below to be made：Aluminium, lead, copper, cadmium, magnesium, manganese, zinc, PEEK（Polyethers ether
Ketone）, polyimides, poly- phthalein amine, nylon, lucite.
7. a kind of radiating LED lamp as claimed in claim 6, it is characterised in that：The preferred glass of bottom plate, glass, carbon
Fine or ceramics；The preferred PEEK of top plate（Polyether-ether-ketone）, polyimides, poly- phthalein amine, nylon or lucite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710553995.8A CN107314352B (en) | 2017-07-09 | 2017-07-09 | A kind of radiating LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710553995.8A CN107314352B (en) | 2017-07-09 | 2017-07-09 | A kind of radiating LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107314352A true CN107314352A (en) | 2017-11-03 |
| CN107314352B CN107314352B (en) | 2019-09-10 |
Family
ID=60177810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710553995.8A Active CN107314352B (en) | 2017-07-09 | 2017-07-09 | A kind of radiating LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107314352B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197182A (en) * | 2020-09-17 | 2021-01-08 | 广东良友科技有限公司 | Surface-mounted die-bonding high-power LED light source structure and preparation method thereof |
| CN113375113A (en) * | 2021-06-18 | 2021-09-10 | 扬州尚源智能交通科技有限公司 | Solar street lamp with excellent heat dissipation performance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001127478A (en) * | 1999-08-30 | 2001-05-11 | Electric Boat Corp | Thermal-conduction cooling plate device |
| CN1979825A (en) * | 2005-12-02 | 2007-06-13 | 刘胜 | Micro-jet-flow water-cooling system for luminuous diode LED |
| CN101048057A (en) * | 2006-03-30 | 2007-10-03 | 国际商业机器公司 | Heat distribution assembly, system and method for heat control |
| CN201386990Y (en) * | 2009-03-03 | 2010-01-20 | 赵继永 | High-power LED phase-change cooling device |
| CN201724182U (en) * | 2010-06-28 | 2011-01-26 | 朱宇辉 | Vaporization cooling device of LED outdoor display screen |
| CN204042655U (en) * | 2014-08-28 | 2014-12-24 | 东莞市闻誉实业有限公司 | Led street lamp |
-
2017
- 2017-07-09 CN CN201710553995.8A patent/CN107314352B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001127478A (en) * | 1999-08-30 | 2001-05-11 | Electric Boat Corp | Thermal-conduction cooling plate device |
| CN1979825A (en) * | 2005-12-02 | 2007-06-13 | 刘胜 | Micro-jet-flow water-cooling system for luminuous diode LED |
| CN101048057A (en) * | 2006-03-30 | 2007-10-03 | 国际商业机器公司 | Heat distribution assembly, system and method for heat control |
| CN201386990Y (en) * | 2009-03-03 | 2010-01-20 | 赵继永 | High-power LED phase-change cooling device |
| CN201724182U (en) * | 2010-06-28 | 2011-01-26 | 朱宇辉 | Vaporization cooling device of LED outdoor display screen |
| CN204042655U (en) * | 2014-08-28 | 2014-12-24 | 东莞市闻誉实业有限公司 | Led street lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197182A (en) * | 2020-09-17 | 2021-01-08 | 广东良友科技有限公司 | Surface-mounted die-bonding high-power LED light source structure and preparation method thereof |
| CN112197182B (en) * | 2020-09-17 | 2022-08-23 | 广东良友科技有限公司 | SMD solid brilliant high-power LED light source structure |
| CN113375113A (en) * | 2021-06-18 | 2021-09-10 | 扬州尚源智能交通科技有限公司 | Solar street lamp with excellent heat dissipation performance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107314352B (en) | 2019-09-10 |
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Effective date of registration: 20190813 Address after: Huangshi City, Hubei Province, Zhao Bao Village 435100 Daye city Jinhu town 9 Group No. 1 Applicant after: Cao Jianxin Address before: Huangshi City, Hubei Province, Zhao Bao Village 435100 Daye city Jinhu town 9 Group No. 1 Applicant before: Feng Dalan |
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Effective date of registration: 20191220 Address after: 225200 the Yellow Sea Yangzhou Road, Jiangdu District, Jiangsu City Patentee after: YANGZHOU HAONENG ELECTRICAL CO.,LTD. Address before: Huangshi City, Hubei Province, Zhao Bao Village 435100 Daye city Jinhu town 9 Group No. 1 Patentee before: Cao Jianxin |
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Effective date of registration: 20230909 Address after: 1301, 1302, Factory 1, No. 280-1, Dabutou Village, Songyuanxia Community, Guanhu Street, Longhua District, Shenzhen, Guangdong 518000 Patentee after: YOULIDA PHOTOELECTRIC SHENZHEN Co.,Ltd. Address before: 225200 Xiancheng Industrial Park, Huanghai South Road, Jiangdu District, Yangzhou City, Jiangsu Province Patentee before: YANGZHOU HAONENG ELECTRICAL CO.,LTD. |
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