CN107314352B - A kind of radiating LED lamp - Google Patents
A kind of radiating LED lamp Download PDFInfo
- Publication number
- CN107314352B CN107314352B CN201710553995.8A CN201710553995A CN107314352B CN 107314352 B CN107314352 B CN 107314352B CN 201710553995 A CN201710553995 A CN 201710553995A CN 107314352 B CN107314352 B CN 107314352B
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- China
- Prior art keywords
- top plate
- heat sink
- water
- hole
- intake antrum
- 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
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- 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
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- 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]
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- 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 cap；The both ends of water pump are connect with water inlet pipe, outlet pipe respectively, and outlet pipe is connect with cooling device；Water inlet pipe is connect with intake antrum；Outlet pipe is connect with water chamber；Lamp cap is arranged in the inside of heat sink, and heat sink transfers out the heat that lamp cap issues come to cool down to lamp cap；The periphery of heat sink is arranged in water chamber；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 set to be controlled effectively, and ensure that the temperature of lamp surface everywhere keeps essentially identical, to extend the service life of lamps and lanterns.
Description
Technical field
The present invention relates to a kind of radiating LED lamps, more particularly to one kind can be according to the surface temperature situation of LED lamp
The LED lamp to radiate.
Background technique
LED is a kind of luminous semiconductor electronic component, and this element was found early in 1962, can only issue low light in early days
The feux rouges of degree, develops other monochromatic versions later, the light that can be issued even to this day spread visible light, infrared ray and
Ultraviolet light, luminosity are also increased to comparable luminosity.And purposes is also by being initially used as indicator light, display board etc., with technology into
Step, light emitting diode have been widely used in display, television set daylighting decoration and illumination.
Existing LED lamp easily causes lamp failure, reduces LED light at present the biggest problems are that calorific value is big
Service life, there are security risks.
Summary of the invention
To overcome the problems of the prior art, the present invention provides one kind can be carried out 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 include water pump, water inlet pipe, outlet pipe, cooling device, into
Water cavity, water spray switch, water chamber, heat sink and lamp cap；The both ends of water pump are connect with water inlet pipe, outlet pipe respectively, outlet pipe with
Cooling device connection；Water inlet pipe is connect with intake antrum；Outlet pipe is connect with water chamber；The inside of heat sink is arranged in lamp cap, dissipates
Hot plate transfers out the heat that lamp cap issues come to cool down to lamp cap；The periphery of heat sink is arranged in water chamber；Water inlet
Water spray switch is provided between chamber and intake antrum, water spray switch, intake antrum are successively set on the periphery of water chamber；Water spray switch packet
Bottom plate, top plate and through-hole are included.
The through-hole is provided with multiple and is equably covered on bottom plate；Top plate be it is latticed, through-hole setting is in corresponding grid
It is not blocked by top plate at the neutral gear of shape top plate；Top plate is close to heat sink and top plate is made of the biggish material of thermal expansion coefficient；
Bottom plate is made far from heat sink and by the material that thermal expansion coefficient is less than top plate.
The radiating LED lamp further includes support column, and the both ends of the support column are connect with bottom plate and top plate respectively, and
It is connect with the infall of grid on top plate.
When heat sink generates high temperature, the top plate of close heat sink expands after receiving high temperature, and the bottom plate far from heat sink
The heat received is few compared with top plate, and because the thermal expansion coefficient of top plate is big compared with bottom plate, therefore will be logical on bottom plate after top plate expansion
Hole widens, and the temperature on heat sink is higher, and top plate expands bigger, and through-hole is just drawn bigger；Since 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 heat dissipation
When some portion of temperature is higher or lower than the temperature of other parts on plate, the corresponding top plate in the part expands to compare other parts
It is big perhaps small to keep the corresponding through-hole in the part big compared with the through-hole of other parts or small.
The bottom plate and top plate are made of the material with different thermal expansion coefficients.
The bottom plate using one of materials described below or a variety of can be made: glass ceramics, graphite, molybdenum, gray cast iron, nothing
Machine glass, chromium, platinum, ceramics, tungsten, glass, carbon fiber；The top plate using one of materials described below or a variety of can be made: aluminium,
Lead, copper, cadmium, magnesium, manganese, zinc, PEEK(polyether-ether-ketone), polyimides, poly- phthalein amine, nylon, organic glass；
The preferred glass of the bottom plate, glass, carbon fiber or ceramics；The preferred PEEK(polyether-ether-ketone of top plate), polyamides it is sub-
Amine, poly- phthalein amine, nylon, organic glass.
The beneficial effects of the present invention are: making the temperature of lamp surface everywhere due to that can be adjusted according to lamp surface temperature
Degree is controlled effectively, and ensures that the temperature of lamp surface everywhere keeps essentially identical, to extend the service life of lamps and lanterns.
Detailed description of the invention
Fig. 1 is the cross-sectional view of radiating LED lamp in the present invention；
Fig. 2 is the partial enlargement diagram of water spray switch in the present invention；
Fig. 3 is the cross-sectional view of another radiating LED lamp in the present invention；
Fig. 4 is the partial enlargement diagram of another water spray switch in the present invention；
Fig. 5 is the stereoscopic schematic diagram of another water spray switch in the present invention.
Specific embodiment
Below according to Detailed description of the invention embodiment.
Embodiment one:
As shown in Figure 1, the radiating LED lamp in the first embodiment of the invention includes water pump 1, water inlet pipe 2, outlet pipe
3, cooling device 4, intake antrum 5, water spray switch 6, water chamber 7, heat sink 8 and lamp cap 9.The both ends of water pump 1 respectively with water inlet pipe
2, outlet pipe 3 connects, and outlet pipe 3 is connect with cooling device 4, and water pump 1 extracts the cooling after apparatus for supercooling from outlet pipe 3
Then cooling water is sent into water inlet pipe 2 by water；Water inlet pipe 2 connect with intake antrum 5 and provides after the pressurization of water pump 1 for intake antrum 5
Cooling water；Outlet pipe 3 is connect with water chamber 7, and extracts cooling water from water chamber 7；The inside of heat sink 8 is arranged in lamp cap 9,
And lamp cap 9 be provided with it is multiple, heat sink 8 by the heat that lamp cap 9 issues transfer out come, to cool down to lamp cap 9, prevent lamp
First 9 temperature is excessively high and damages；The periphery of heat sink 8 is arranged in water chamber 7, and the cooling water in water chamber 7 can be to heat sink 8
It is cooled down；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 outlet
The periphery of chamber 7；Cooling water in intake antrum 5 is sprayed into or is not sprayed into water chamber 7 by Push And Release by water spray switch 6, thus to dissipating
The surface of hot plate 8 carries out cooling or does not cool 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
A 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, is opened using water spray made of this material
6 are closed, when the surface temperature of heat sink 8 is high, through-hole 61 can become larger under the action of pyrocondensation cold expanding；And work as the surface of heat sink 8
When temperature is low, through-hole 61 is then opposite to become smaller.
After material using this pyrocondensation cold expanding, the size of through-hole 61 can be adjusted according to the temperature height on lamp cap 9,
The size that the water flow in water chamber 7 is sprayed into from intake antrum 5 is controlled, so that the temperature on heat sink 8 be made to control in constant range
Interior, i.e., the surface temperature of control lamp cap 9 is in a lesser floating range.When in lamp caps multiple in lamps and lanterns some lamp cap or
When the multiple lamp caps of person damage, the surface temperature of the part is lower with respect to the surface temperature of other parts on corresponding heat sink 8,
And for corresponding water spray switch 6 under the action of pyrocondensation cold expanding, corresponding through-hole herein is also relatively small herein, makes to spray into herein
Cooling water inflow is less than the high part of other temperature, to achieve the purpose that ensure 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:
Using another water spray switch in the present embodiment two unlike embodiment one, therefore in radiating LED lamp
The structure being the same as example 1 is not repeated to describe 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 on bottom plate 601；Top
Plate 603 be it is latticed, through-hole 604, which is arranged at the neutral gear of the latticed top plate of correspondence, not to be blocked by top plate 603；Support column 602
Both ends connect respectively with bottom plate 601 and top plate 603, and connect (as shown in the figure) with the infall of grid on top plate 603.Top plate
603 close to heat sink 8, and top plate 603 is made of the biggish material of thermal expansion coefficient；Bottom plate 601 is far 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 generates high temperature, the top plate 603 close to heat sink 8 receives height
It is expanded after temperature, and the heat that the bottom plate 601 far from heat sink 8 receives 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.Since through-hole 604 is not hidden by latticed top plate
Gear, therefore big through-hole 604 may insure more cooling waters from 5 spirt water chamber 7 of intake antrum, to keep heat sink 8 cooling.
The present embodiment more optimal solution is that support column 602 is not provided between bottom plate 601 and top plate 603, i.e., latticed
Top plate 603 is set up directly on the surface of bottom plate 601；603 expanded by heating post-tensioning bottom plate 601 of top plate is to widen through-hole 604.
It is the same as example 1, it, should when temperature some portion of on heat sink 8 is higher or lower than the temperature of other parts
The corresponding top plate 603 in part expands bigger than other parts or small, to make the corresponding through-hole in the part compared with other parts
Through-hole is big or small.
(such as metal material, high score is made by the material with different thermal expansion coefficients in the bottom plate 601 and top plate 603
The heat-resisting materials such as sub- material or inorganic compound), and the difference between the thermal expansion coefficient of the two is the bigger the better.This reality
Applying an insole board using one of materials described below or a variety of can be made: glass ceramics, graphite, molybdenum, gray cast iron, inorganic glass
Glass, chromium, platinum, ceramics, tungsten, glass, carbon fiber；Preferred glass, glass, carbon fiber or ceramics in the present embodiment.Top plate can use
One of materials described below a variety of is made: aluminium, lead, copper, cadmium, magnesium, manganese, zinc, PEEK(polyether-ether-ketone), polyimides, poly- phthalein
Amine, nylon, organic glass；Preferred PEEK(polyether-ether-ketone in the present embodiment), polyimides, poly- phthalein amine, nylon or organic glass
Glass.
Above-described embodiment is intended merely to interpretation purposes of the invention, and is not limitation of the present invention, this technology
The technical staff in field makes a variety of changes or substitutes within the essential scope of the present invention, also should belong to protection model of the invention
Farmland.
Claims (3)
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 cap；The both ends of water pump are connect with water inlet pipe, outlet pipe respectively,
Outlet pipe is connect with cooling device；Water inlet pipe is connect with intake antrum；Outlet pipe is connect with water chamber；Heat sink is arranged in lamp cap
Inside, heat sink transfer out the heat that lamp cap issues come to cool down to lamp cap；The outer of heat sink is arranged in water chamber
It encloses；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 include bottom plate, top plate and through-hole；The through-hole is provided with multiple and is equably covered on bottom plate；Top plate is grid
Shape, through-hole, which is arranged at the neutral gear of the latticed top plate of correspondence, not to be blocked by top plate；Top plate is close to heat sink and top plate is swollen by heat
The swollen biggish material of coefficient is made；Bottom plate is made far from heat sink and by the material that thermal expansion coefficient is less than top plate；The heat dissipation
Type LED lamp further includes support column, and the both ends of the support column are connect with bottom plate and top plate respectively, and the friendship with grid on top plate
It is connected at fork.
2. a kind of radiating LED lamp as described in claim 1, it is characterised in that: when heat sink generates high temperature, close to scattered
The top plate of hot plate expands after receiving high temperature, and the heat that the bottom plate far from heat sink receives 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；Since through-hole is not blocked by latticed top plate, big through-hole be may insure more
Cooling water from intake antrum spirt water chamber and heat sink；When temperature some portion of on heat sink is higher or lower than other parts
Temperature when, the corresponding top plate in the part expands bigger than other parts or small, to make the corresponding through-hole in the part compared with it
The through-hole of his part is big or small.
3. a kind of radiating LED lamp as claimed in claim 2, it is characterised in that: the bottom plate is using in materials described below
It is one or more to be made: glass ceramics, graphite, molybdenum, gray cast iron, unorganic glass, chromium, platinum, ceramics, tungsten, glass, carbon fiber；It is described
Top plate is using one of materials described below or a variety of is made: aluminium, lead, copper, cadmium, magnesium, manganese, zinc, PEEK(polyether-ether-ketone), polyamides it is sub-
Amine, poly- phthalein amine, nylon, organic glass.
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 CN107314352A (en) | 2017-11-03 |
| CN107314352B true CN107314352B (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710553995.8A Active CN107314352B (en) | 2017-07-09 | 2017-07-09 | A kind of radiating LED lamp |
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| Country | Link |
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| CN (1) | CN107314352B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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 |
-
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 |
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| Publication number | Publication date |
|---|---|
| CN107314352A (en) | 2017-11-03 |
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| TA01 | Transfer of patent application right |
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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| TR01 | Transfer of patent right |
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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| TR01 | Transfer of patent right |