CN106287329A - Liquid-cooled high-power LED spotlight - Google Patents
Liquid-cooled high-power LED spotlight Download PDFInfo
- Publication number
- CN106287329A CN106287329A CN201510303802.4A CN201510303802A CN106287329A CN 106287329 A CN106287329 A CN 106287329A CN 201510303802 A CN201510303802 A CN 201510303802A CN 106287329 A CN106287329 A CN 106287329A
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- China
- Prior art keywords
- refrigerating head
- unit
- liquid
- light source
- refrigerating
- 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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Led Device Packages (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Liquid-cooled high-power LED spotlight of the present invention, comprising: a LED light source, it includes several LED unit, and this LED light source end face is one first radiating surface and other end is one second radiating surface；One refrigerating head device, it includes one first refrigerating head and one second refrigerating head, and this first refrigerating head is arranged at this first radiating surface, and this second refrigerating head is arranged at this second radiating surface；And a cooling system, it includes a chiller, a heat dissipation pipeline and a reflux pipe, this chiller borrows this heat dissipation pipeline one end respectively with the first refrigerating head and the second refrigerating head to be connected, and borrows this reflux pipe the other end respectively with the first refrigerating head and the second refrigerating head to be connected.
Description
Technical field
The present invention is a kind of LED projection lamp, a kind of high-capacity LED utilizing liquid cooling type radiation
Delineascope.
Background technology
Existing light source is mainly used in order to illuminating, and along with the evolution in epoch, gradually gives light
The life that source is different, such as screen backlight shows or the glory effect of stage, all changes in the past light
Source can only be used as the stereotyped image of illumination；But, former light source has that volume is big, power consumption
And service life such as falls short of at the shortcoming so that user will change light source at set intervals, and
The power consumption of light source also allows user like not only it but also hate, further, since the problem of volume, is using
Upper needs take the space of many, if not these shortcoming limits use occasion of light source, it is simply that increase
Add light source burden on using；But, after LEDLight-Emitting Diode occurs,
Greatly change the impression in the past to light source, due to LED have that volume is little, power saving and service life
The advantages such as length, the shortcoming having overturned former times light source completely, therefore, in society now, LED is
It is widely used.
Due to the evolution of technology, LED has evolved into the kenel with crystal grain now so that LED is less,
The thinnest the most more power saving；But, although although LED now has plurality of advantages as light source, still
There is a fatal shortcoming, it is simply that heat dissipation problem.If using number LEDs, it is only necessary to make
With radiating fin just can reach heat radiation purpose, but, if LED is used display wall or
For the place of the large-scale light sources such as stage lighting, then the quantity of required LED is the most hundreds of the most up to ten thousand, its
The most non-radiating fin of caloric value can be dealt with, but, without these heat of suitable process, will
The problem causing LED overheated and to burn.
It addition, general heat dissipating method, such as, use radiating fin, attach at several LEDs crystal grain and dissipate
Hot fin, adds volume undoubtedly, more hinders attractive in appearance, also, radiating fin is typically only used for LED
The back side, otherwise will impact luminescence, these problems, the problem also saying former times heat dissipation technology.
Because the problems referred to above, the heat dissipation problem the most effectively solving LED will be skill belonging to the present invention
The research staff in art field should take a lot of trouble the problem faced by research.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome that prior art exists above-mentioned lacks
Fall into, and a kind of liquid-cooled high-power LED spotlight is provided, effectively solve the heat dissipation problem of LED, with
Reach the purpose effectively dispelled the heat；Make LED while effectively reaching heat radiation purpose, also can reach U.S.
See and do not hinder the purpose of luminescence, and be simultaneous for fluorescent material and dispel the heat.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of liquid-cooled high-power LED spotlight, comprising: a LED light source, it includes several LED
Unit, this LED light source end face is one first radiating surface and other end is one second radiating surface；One
Refrigerating head device, it includes one first refrigerating head and one second refrigerating head, the setting of this first refrigerating head
In this first radiating surface, and this second refrigerating head is arranged at this second radiating surface；And a cooling system
Uniting, it includes a chiller, a heat dissipation pipeline and a reflux pipe, and this chiller borrows this to dissipate
Pipe line one end with the first refrigerating head and the second refrigerating head respectively is connected, and borrows this return duct
The other end with the first refrigerating head and the second refrigerating head respectively, road is connected.
Present invention additionally comprises following technical characteristic:
This first refrigerating head is translucent construction.
LED light comes from and also includes a fluorescence coating between this LED unit and the first radiating surface.
Accommodating fluorescent material in this first refrigerating head, and between this first refrigerating head and reflux pipe and the
One refrigerating head and heat dissipation pipeline include a filter respectively.
This cooling system is water-cooled cooling system, this chiller also include a heat-sink unit, one
Water cell and a pump unit, this heat-sink unit includes heat radiation row and a fan, this water cell
One end is connected with this heat-sink unit, and the other end is connected with this pump unit, this heat-sink unit phase
The one end differing from water cell connects with reflux pipe, and this pump unit is different from the one of water cell
End connects with heat dissipation pipeline.
This first refrigerating head arranges a sheen unit relative to the end face of this LED light source.
This sheen unit arranges a light focusing unit relative to the end face of this first refrigerating head.
The present invention also can be a kind of liquid-cooled high-power LED spotlight, comprising: a LED light source,
It includes several LED unit；One refrigerating head device, it includes an accommodation space, and this accommodation space supplies
This LED light source is arranged；And a cooling system, it includes a chiller, a heat dissipation pipeline and
Reflux pipe, this chiller is connected with the one end of refrigerating head device by means of this heat dissipation pipeline, and
By means of this reflux pipe, the other end with refrigerating head device is connected respectively.
It includes following technical characteristic:
This cooling system is water-cooled cooling system, and this refrigerating head device is translucent construction, this cooling
Head unit arranges a fluorescence coating relative to the end face of this LED light source.
This chiller also stores appropriate nonconducting coolant, and this fluorescence coating and water-cooling head device
Between also include a transparent single crystal alumina layer.
The invention has the beneficial effects as follows, effectively solve the heat dissipation problem of LED, to reach effectively to dispel the heat
Purpose；Make LED while effectively reaching heat radiation purpose, also can reach attractive in appearance and do not hinder
Luminous purpose, and be simultaneous for fluorescent material and dispel the heat.
Accompanying drawing explanation
Lower and the present invention is further described in conjunction with the accompanying drawings and embodiments.
Fig. 1 is the structural representation of first embodiment of the invention.
Fig. 2 is the partial structurtes schematic diagram of first embodiment of the invention.
Fig. 3 is the structural representation of second embodiment of the invention.
Fig. 4 is the structural representation of third embodiment of the invention.
Label declaration in figure:
1,1aLED light source 11,11a LED unit
12 first radiating surface 13 second radiating surfaces
14,14a fluorescence coating 15 sheen unit
16 light focusing unit 17 signle crystal alumina layers
2,2a refrigerating head device 21 accommodation space
22 first refrigerating head 23 second refrigerating heads
24 fluorescent material 25 filters
3 cooling system 31 chillers
32 heat dissipation pipeline 33 reflux pipes
311 heat-sink unit 312 water cell
313 pump unit 3111 heat radiation rows
Detailed description of the invention
Refer to Fig. 1 to Fig. 2, it is first preferred embodiment of the present invention, for reaching above-mentioned purpose,
The present invention is a kind of liquid-cooled high-power LED spotlight, comprising:
One LED light source 1, it includes several LED unit 11, and this LED light source 1 end face is one first to dissipate
Hot side 12 and other end are one second radiating surface 13；
One refrigerating head device 2, it includes one first refrigerating head 22 and one second refrigerating head 23, and this is first years old
Refrigerating head 22 is arranged at this first radiating surface 12, and this second refrigerating head 23 is arranged at this second heat radiation
Face 13；And
One cooling system 3, it includes chiller 31, heat dissipation pipeline 32 and a reflux pipe 33,
This chiller 31 borrow this heat dissipation pipeline 32 respectively with the first refrigerating head 22 and the one of the second refrigerating head 23
End is connected, and borrow this reflux pipe 33 respectively with the first refrigerating head 22 and the second refrigerating head 23
The other end is connected.
The liquid-cooled high-power LED spotlight of the present invention is to utilize coolant in cooling system 3 and cooling
Head unit 2 circulates, and LED light source 1 is distributed be thermally conducted to refrigerating head device 2, and
Cooled liquid and the thermal conductance of refrigerating head device 2 is caused cooling system 3 and by cooling system 3, heat is sent out
It is dissipated in environment.That is, when using LED light source 1, cooling system 3 starts running so that store
Coolant therein is circulated between cooling system 3 and refrigerating head device 2, can be incited somebody to action by LED light source 1
Produce heat energy to conduct respectively to the first refrigerating head 22 via the first radiating surface 12 and the second radiating surface 13
And second refrigerating head 23, relend coolant and absorb the first refrigerating head 22 and the second refrigerating head 23 is conducted
Heat energy be directed to cooling system 3, and by cooling system 3, heat energy is dissipated outside the structure spilling over the present invention
To reach the purpose of heat radiation.
In the present invention, the first radiating surface 12 of this LED light source 1 is also light-emitting area, therefore, for reaching
The most luminous, this first refrigerating head 22 is translucent construction, such as glass, then make LED light source 1 institute
The light launched dissipates, the situation shielded to reduce LED light source 1 through the first refrigerating head 22.
And in the present embodiment, this LED light source 1 is gone back between this LED unit 11 and first radiating surface 12
Including a fluorescence coating 14, it can increase the effect of the light that LED light source 1 is launched, such as, use
Yellow fluorescence layer, then can launch white light with blue-ray LED colour mixture, or utilize colour
Fluorescence coating, then be aided with the luminescence of control LED light source 1 and the effect of mixed light can be reached so that this
Bright more change and more have practical value.
For effectively reaching the purpose of effect heat, the cooling system 3 of the present invention can be water-cooled cooling further
System, and this chiller 31 also includes heat-sink unit 311, water cell 312 and a pump list
Unit 313, this heat-sink unit 311 includes heat radiation row 3111 and a fan 3112, this water cell 312
One end is connected with this heat-sink unit 311, and the other end is connected with this pump unit 313, this heat radiation
Unit 311 is different from the one end of water cell 312 and connects with reflux pipe 33, this pump unit 313 phase
The one end differing from water cell 312 connects with heat dissipation pipeline 32, and cooling system 3 utilizes water cell
312 and store coolant, and when cooling system 3 operates, make water cell by pump unit 313
Coolant in 312 starts from circulating between cooling system 3 and refrigerating head device 2, in detail,
I.e. coolant is flowed through heat dissipation pipeline 32 by pump unit 313, and shunts via heat dissipation pipeline 32 and flow respectively
Enter the first refrigerating head 22 and the second refrigerating head 23 and by the first refrigerating head 22 and 23 quilts of the second refrigerating head
The thermal energy conduction of conduction is in coolant, then confluxes via reflux pipe 33 and flow into heat-sink unit
311, then via the heat radiation row 3111 of heat-sink unit 311, the heat energy of coolant is diffused into whole heat radiation
In row 3111, then coordinate via fan 3112 and the heat energy of heat radiation row 3111 dissipated and spills in environment,
Persistently the heat energy of LED light source 1 is taken away LED light source by above-mentioned circulation and diffuses in environment,
And heat energy will not be made to be piled up in LED light source 1 always, cause LED light source 1 overheated and damage.
Furthermore, it is soft that the present invention can arrange one in the end face of this first refrigerating head 22 this LED light source 1 relative
Light unit 15, this sheen unit 15 is mainly used to the lines that homogenizing current cause, this sheen unit 15
The end face of this first refrigerating head 22 relatively arranges a light focusing unit 16, and it may be used to the light that will dissipate
It is polymerized and promotes the power of light so that light can project farther region.
Refer again to Fig. 3, it is second preferred embodiment of the present invention, wherein, the knot of the present embodiment
Structure is roughly the same with first embodiment, and wherein difference is: accommodating in this first refrigerating head 22
Appropriate fluorescent material 24, and between this first refrigerating head 22 and reflux pipe 32 and the first refrigerating head 22
Including a filter 25 respectively with heat dissipation pipeline 32, this filter 25, in order to filter fluorescent material 24, makes
Fluorescent material 24 will not be taken away by the coolant swash of wave and guarantee that fluorescent material 24 is in the first refrigerating head 22
Amount；In the present embodiment, when coolant is full of the first refrigerating head 22, fluorescent material 24 is cooled
Liquid stream is dynamic and dispersed to be full of in the first refrigerating head 22, owing to the first refrigerating head 22 is tied for printing opacity
Made by structure, therefore, LED light source 1 launch light enter the first refrigerating head 22 time, then part light
Line is acted on by fluorescent material 24 and changes the color of light, it addition, the fluorescent material 24 used can be
Several kinds of fluorescent material of different color so that the light of LED light source 1 changes through different fluorescent material 24
Light color also mixes the light of multiple color, to reach the effect of mixed light so that the present invention can produce
Raw more light the most of the same race, it increases the practicality of the present invention, further, since fluorescent material 24 is deposited
It is in coolant, therefore, it can the flowing by coolant, by fluorescent material 24 because of by light
The heat energy band irradiated and promote reaches the purpose of heat radiation to cooling system 3, also, this first refrigerating head
The outside of 22 can arrange radiating fin 26 to promote the effect of heat radiation.
Refer again to Fig. 4, it is the third embodiment of the present invention, and wherein, the present embodiment includes:
One LED light source 1a, it includes several LED unit 11a；
One refrigerating head device 2a it include an accommodation space 21, this accommodation space 21 is for this LED light source 1a
Put；And
One cooling system 3, it includes chiller 31, heat dissipation pipeline 32 and a reflux pipe 33,
This chiller 31 borrows this heat dissipation pipeline 32 to be connected with the one end of refrigerating head device 2a, and by means of being somebody's turn to do
Reflux pipe 33 the other end with refrigerating head device 2a respectively is connected.
In the present embodiment, this cooling system 3 is water-cooled cooling system, and this refrigerating head device 2a is
Translucent construction, this refrigerating head device 2a end face relative to this LED light source 1a arranges a fluorescence coating 14a,
And this chiller 3 also stores appropriate nonconducting coolant, and this fluorescence coating 14a fills with water-cooling head
Put and between 2a, also include a transparent single crystal alumina layer 17, when LED light source 1a luminescence, through cooling
Liquid and refrigerating head device 2a and launch light, then through transparent single crystal alumina layer 17 by LED light source 1
After light softening, and by fluorescence coating 14a, light is carried out as changed color or mixed in first embodiment
Light, is finally dissipated into outside；In terms of heat radiation, in the present embodiment, LED light source 1a is placed in refrigerating head dress
Put in the accommodation space 21 of 2a, and be soaked in coolant when cooling system 3 operates, therefore, this
The coolant that embodiment is used is nonconducting coolant so that even if LED light source 1a is soaked in cold
But the problem also will not being short-circuited in liquid, and make LED light source 1a obtain normal operation, and can reach
Effectively the purpose of side LED light source 1a heat radiation, roughly the same with first embodiment as this cooling system 3,
Therefore repeat no more.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any shape
Restriction in formula, every technical spirit according to the present invention above example is made any simply
Amendment, equivalent variations and modification, all still fall within the range of technical solution of the present invention.
In sum, the present invention designs in structure, uses in practicality and cost benefit, accords with completely
Structure needed for conjunction industry development and disclosed is also to have unprecedented innovative structure, has
Novelty, creativeness, practicality, meet the regulation about patent of invention important document, therefore mention in accordance with the law
Application.
Claims (10)
1. a liquid-cooled high-power LED spotlight, it is characterised in that including:
One LED light source, it includes several LED unit, and this LED light source end face is one first radiating surface
And other end is one second radiating surface；
One refrigerating head device, it includes one first refrigerating head and one second refrigerating head, this first cooling
Head is arranged at this first radiating surface, and this second refrigerating head is arranged at this second radiating surface；And
One cooling system, it includes a chiller, a heat dissipation pipeline and a reflux pipe, and this is cold
Radiator cooler borrows this heat dissipation pipeline one end respectively with the first refrigerating head and the second refrigerating head to be connected,
And borrow this reflux pipe the other end respectively with the first refrigerating head and the second refrigerating head to be connected.
Liquid-cooled high-power LED spotlight the most according to claim 1, it is characterised in that institute
Stating the first refrigerating head is translucent construction.
Liquid-cooled high-power LED spotlight the most according to claim 2, it is characterised in that institute
State LED light to come from and between this LED unit and the first radiating surface, also include a fluorescence coating.
Liquid-cooled high-power LED spotlight the most according to claim 2, it is characterised in that institute
State accommodating fluorescent material in the first refrigerating head, and between this first refrigerating head and reflux pipe and first cold
But head and heat dissipation pipeline include a filter respectively.
5., according to the liquid-cooled high-power LED spotlight described in claims 1 to 3 or 4, its feature exists
In, described cooling system is water-cooled cooling system, this chiller also include a heat-sink unit,
One water cell and a pump unit, this heat-sink unit includes heat radiation row and a fan, this water storage list
Unit's one end is connected with this heat-sink unit, and the other end is connected with this pump unit, this heat-sink unit
The one end being different from water cell connects with reflux pipe, and this pump unit is different from water cell
One end connects with heat dissipation pipeline.
Liquid-cooled high-power LED spotlight the most according to claim 5, it is characterised in that institute
State the first refrigerating head and one sheen unit is set relative to the end face of this LED light source.
Liquid-cooled high-power LED spotlight the most according to claim 6, it is characterised in that institute
State sheen unit and one light focusing unit is set relative to the end face of this first refrigerating head.
8. a liquid-cooled high-power LED spotlight, it is characterised in that including:
One LED light source, it includes several LED unit；
One refrigerating head device, it includes an accommodation space, and this accommodation space is arranged for this LED light source；
And
One cooling system, it includes a chiller, a heat dissipation pipeline and a reflux pipe, and this is cold
Radiator cooler borrows this heat dissipation pipeline to be connected with the one end of refrigerating head device, and borrows this reflux pipe to divide
It is not connected with the other end of refrigerating head device.
Liquid-cooled high-power LED spotlight the most according to claim 8, it is characterised in that institute
Stating cooling system is water-cooled cooling system, and this refrigerating head device is translucent construction, and this refrigerating head fills
The end face putting this LED light source relatively arranges a fluorescence coating.
Liquid-cooled high-power LED spotlight the most according to claim 9, it is characterised in that
Described chiller also stores appropriate nonconducting coolant, and this fluorescence coating and water-cooling head device it
Between also include a transparent single crystal alumina layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510303802.4A CN106287329A (en) | 2015-06-04 | 2015-06-04 | Liquid-cooled high-power LED spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510303802.4A CN106287329A (en) | 2015-06-04 | 2015-06-04 | Liquid-cooled high-power LED spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106287329A true CN106287329A (en) | 2017-01-04 |
Family
ID=57659036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510303802.4A Pending CN106287329A (en) | 2015-06-04 | 2015-06-04 | Liquid-cooled high-power LED spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106287329A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958802A (en) * | 2017-05-26 | 2017-07-18 | 重庆汉岳科技发展有限公司 | The LED street lamp heat abstractor of radiating is flowed based on liquid |
| CN107448816A (en) * | 2017-07-14 | 2017-12-08 | 安徽亮亮电子科技有限公司 | A kind of novel heat-conducting plastic front board light fixture |
| CN107883210A (en) * | 2017-12-18 | 2018-04-06 | 中国人民大学 | A kind of cold heat transfer of liquid and wind-cooling heat dissipating high-power LED lamp |
| CN108180403A (en) * | 2018-02-12 | 2018-06-19 | 中国人民大学 | A kind of liquid cold laser light-emitting device and preparation method thereof |
| CN108194846A (en) * | 2018-02-12 | 2018-06-22 | 中国人民大学 | A kind of fluorescent liquid laser light emitting device and preparation method thereof |
| CN110985999A (en) * | 2019-12-13 | 2020-04-10 | 复旦大学 | High-power-density light-emitting device adopting circulating fluorescent liquid |
| CN114877265A (en) * | 2022-05-06 | 2022-08-09 | 佛山电器照明股份有限公司 | Laser lighting device and manufacturing method thereof |
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| CN114877265A (en) * | 2022-05-06 | 2022-08-09 | 佛山电器照明股份有限公司 | Laser lighting device and manufacturing method thereof |
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Application publication date: 20170104 |
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