CN103851601A - Lamp and liquid-cooling radiator thereof - Google Patents

Lamp and liquid-cooling radiator thereof Download PDF

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Publication number
CN103851601A
CN103851601A CN201210506842.5A CN201210506842A CN103851601A CN 103851601 A CN103851601 A CN 103851601A CN 201210506842 A CN201210506842 A CN 201210506842A CN 103851601 A CN103851601 A CN 103851601A
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CN
China
Prior art keywords
chamber
light fixture
water
heat exchanger
light
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.)
Pending
Application number
CN201210506842.5A
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Chinese (zh)
Inventor
周明杰
刘永亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oceans King Lighting Science and Technology Co Ltd, Oceans King Dongguan Lighting Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN201210506842.5A priority Critical patent/CN103851601A/en
Publication of CN103851601A publication Critical patent/CN103851601A/en
Pending legal-status Critical Current

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Abstract

The invention provides a liquid-cooling radiator of a lamp. The liquid-cooling radiator comprises a lamp shell having an opening, a light source, a water-cooling block, a heat exchanger, a water tank, a water pump, and a water pipe. The inside of the lamp shell is divided into a closed first chamber and a second chamber having an opening, by a partition. The light source is disposed in the second chamber and fitted to the partition. The water-cooling block is disposed in the first chamber and fitted to the partition. The heat exchanger and the water tank are both fitted to the inner wall of the first chamber. The water pump is mounted on the water tank. The water pipe penetrates the water-cooling block and the heat exchanger; two ends of the water pipe are connected to the water tank. The heat exchanger is provided with radiating fins provided with a fan. The partition and the lamp shell are integrated; the first chamber is provided with a rear cover; the heat exchanger is mounted on the rear cover. The liquid-cooling radiator is high in radiating efficiency and easy to demount. The invention further provides the lamp comprising a reflector, a light-permeable plate and the radiator; the lamp is high in radiating performance; a high-power light source can be used; excessively high heat is prevented from burning out the light source or the circuit board and electronic components in the lamp.

Description

Light fixture and liquid-cooling heat radiator thereof
Technical field
The present invention relates to light fixture heat dissipation technology field, relate in particular to a kind of light fixture liquid-cooling heat radiator and adopt the light fixture of this heat abstractor.
Background technology
Many occasions need to be used the light fixture that high power light source is housed, the caloric value of high power light source is large, and circuit board and electronic component are installed in this class light fixture conventionally, if the local temperature in light fixture is too high, easily cause light source, circuit board or electronic component to burn out, therefore, the heat-sinking capability of lamp interior is particularly important.In prior art, most of light fixture is only to rely on lamp housing that heat is passed to the position that temperature is lower, this mode radiating rate is slow, heat cannot pass in time, easily cause light source, circuit board or electronic component to burn out, and this mode can cause the heat skewness of lamp housing, expand with heat and contract with cold and easily cause lamp housing be full of cracks in long-term part.Although some light fixture is provided with heat abstractor, these construction for heat radiating device complexity, parts are many, are not easy to installation and removal.
Summary of the invention
The object of the invention is to overcome the defect of prior art, provide a kind of simple in structure, radiating efficiency is high, easy-disassembling-assembling light fixture liquid-cooling heat radiator.
The present invention realizes like this, a kind of light fixture liquid-cooling heat radiator, comprise lamp housing and the light source with an opening, it is the first chamber of sealing and second chamber with an opening by described lamp housing interior separation that one dividing plate is set, and described light source is placed in described the second chamber and is installed on described dividing plate; This light fixture liquid-cooling heat radiator also comprises water-cooled block, heat exchanger, water tank, water pump and water pipe, described water-cooled block is placed in described the first chamber and is installed on described dividing plate, described heat exchanger and described water tank are installed on respectively on the inwall of described the first chamber, described water pump is installed on described water tank, described water pipe passes through described water-cooled block and described heat exchanger, and its two end is connected on described water tank.
Further, described heat exchanger is provided with fan.
Further, described dividing plate and described lamp housing are one-body molded, and described the first chamber forms the cavity of sealing by a bonnet is set, and described heat exchanger is installed on described bonnet.
Further, described dividing plate is installed in described lamp housing by securing member.
Further, described the first chamber forms the cavity of sealing by a bonnet is set, and described heat exchanger is installed on described bonnet.
Particularly, described heat exchanger is provided with radiating fin.
Preferably, described dividing plate is provided with steam vent.
Light fixture liquid-cooling heat radiator provided by the invention has following technique effect:
1) to adopt dividing plate be the first chamber of sealing by lamp housing interior separation and have the second chamber of an opening in the present invention, light source is placed in the second chamber and is installed on dividing plate, water-cooled block and heat exchanger and water tank are installed on respectively in the first chamber, by water tank and water pipe, cooling fluid is housed, water pump provides mobile power for cooling fluid.Like this, the heat that light source sends is passed on dividing plate, dividing plate transfers heat on water-cooled block, heat is passed to the cooling fluid in water pipe by water-cooled block, cooling fluid flows on heat exchanger along water pipe, and heat is passed to heat exchanger, and heat is passed to the first chamber inner wall by heat exchanger, cooling fluid reflow tank flows out to water-cooled block by water tank again, according to this circulation.Because the specific heat capacity of cooling fluid is large, flowing velocity is fast, the heat that therefore light source can be sent is promptly passed to the position that heat is not concentrated.These device parts are few, easy disassembling.
2) fan of heat exchanger setting can accelerate to distribute the heat on heat exchanger, and a part of heat is passed to air, and the radiating fin arranging on heat exchanger can further improve its heat dispersion; Dividing plate is provided with steam vent and connects the first and second chambers, the gas of expansion can be entered to the second chamber, to alleviate the gas pressure intensity increasing rapidly in the first chamber.
3) coordinating in different ways of dividing plate and lamp housing, when itself and lamp housing are one-body molded, the first chamber is by adding bonnet sealing, like this by unlatching bonnet installing/dismounting heat abstractor parts; Dividing plate and lamp housing are non-when one-body molded, can change by opening dividing plate the parts of heat abstractor; Or add bonnet at the first chamber, and can change the parts of heat abstractor by opening dividing plate or bonnet, can be applicable to like this light fixture of different needs.
The present invention also provides a kind of light fixture, comprises reflector, light-passing board and above-mentioned light fixture liquid-cooling heat radiator, and described reflector is installed in described the second chamber, and described light source is positioned at described reflector, and described light-passing board is covered on the openend of described the second chamber.
Further, the protecgulum of hollow out in the middle of also comprising, described protecgulum is installed on the openend of described the second chamber, and the margin of optic cup of described reflector and light-passing board edge clamping are located between described lamp housing and described protecgulum.
Further, between described light-passing board and described lamp housing, be folded with sealing ring, sealing circle has U-lag, and the margin of optic cup of described reflector is embedded in the U-lag of sealing ring.
Light fixture provided by the invention has following technique effect:
1) this light fixture has adopted light fixture liquid-cooling heat radiator provided by the invention, and its heat-sinking capability is strong, and radiating effect, than only superior with lamp housing heat radiation, can be selected high power light source, needn't worry because of excessive circuit board and the electronic component burning out in light source or light fixture that generate heat.
2) this light fixture adopts the protecgulum of middle hollow out, protecgulum is installed on to the openend of the second chamber, the margin of optic cup of reflector and light-passing board edge clamping are located between lamp housing and protecgulum, like this, light fixture can use protecgulum to fix reflector and light-passing board, easy installation and removal are installed.Between light-passing board and lamp housing, the sealing ring of sandwiched can play dustproof and waterproof and shockproof effect, and while preventing that light fixture is subject to judder, light-passing board breaks.
Accompanying drawing explanation
Fig. 1 is the light fixture schematic diagram that has adopted liquid-cooling heat radiator in the embodiment of the present invention.
Fig. 2 is the partial enlarged drawing of I in Fig. 1.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, the embodiment of the present invention provides a kind of light fixture liquid-cooling heat radiator, comprise lamp housing 1 and the light source 2 with an opening, it is the first chamber 12 of sealing and second chamber 13 with an opening by described lamp housing 1 interior separation that one dividing plate 11 is set, and described light source 2 is placed in described the second chamber 13 and is installed on described dividing plate 11; This light fixture liquid-cooling heat radiator also comprises water-cooled block 3, heat exchanger 4, water tank 5, water pump 51 and water pipe 52, described water-cooled block 3 is placed in described the first chamber 12 and is installed on described dividing plate 11, described heat exchanger 4 and described water tank 5 are installed on respectively on the inwall of described the first chamber 12, described water pump 51 is installed on described water tank 5, described water pipe 52 passes through described water-cooled block 3 and described heat exchanger 4, and its two end is connected on described water tank 5.Water tank 5 and water pipe 52 are equipped with cooling fluid, when this heat abstractor work, water pump 51 provides mobile power for cooling fluid, and the heat that light source 2 sends is passed on dividing plate 11, and dividing plate 11 transfers heat on water-cooled block 3, heat is passed to the cooling fluid in water pipe 52 by water-cooled block 3, cooling fluid flows on heat exchanger 4 along water pipe 52, and heat is passed to heat exchanger 4, and heat is passed to the first chamber inner wall by heat exchanger 4, cooling fluid reflow tank 5 flows out to water-cooled block 3 by water tank 5 again, according to this circulation.Because the specific heat capacity of cooling fluid is large, flowing velocity is fast, the heat that therefore light source 2 can be sent is promptly passed to the position that heat is not concentrated.Wherein, also some is directly passed to lamp housing 1 to the heat on dividing plate 11, and dividing plate 11 can be selected the good material of heat conductivility with lamp housing 1.
Particularly, described heat exchanger 4 is provided with fan 6, and fan 6 can accelerate to distribute the heat on heat exchanger 4, and a part of heat is passed to air, and heat exchanger is lowered the temperature rapidly.
Lamp housing 1 has following three kinds of embodiments with the structure of dividing plate 11:
Embodiment mono-: referring to Fig. 1, in the present embodiment, described dividing plate 11 is one-body molded with described lamp housing 1, described the first chamber 12 forms the cavity of sealing by a bonnet 14 is set, and described heat exchanger 4 is installed on described bonnet 14.This mode is applicable to change the situation that heat abstractor parts are installed behind at light fixture, and opening bonnet 14 is the parts of replaceable installation heat abstractor.Dividing plate 11 is one-body molded with lamp housing 1, and the heat on dividing plate 11 is easier to pass to lamp housing 1, is conducive to hot Quick diffusing.
Embodiment bis-: referring to Fig. 1, in the present embodiment, described dividing plate 11 is installed in described lamp housing 1 by securing member, lamp housing tail end sealing in this embodiment and do not establish bonnet, change the parts of heat abstractor by opening dividing plate 11, this light fixture is applicable to change in rear end the situation of parts, for example, is embedded in body of wall or tail end is placed in the light fixture of water.
Embodiment tri-: referring to Fig. 1, in the present embodiment, described dividing plate 11 is installed in described lamp housing 1 by securing member, described the first chamber 12 forms the cavity of sealing by a bonnet 14 is set, and described heat exchanger 4 is installed on described bonnet 14.This embodiment both can be changed heat abstractor parts at lamp housing tail end, can open again dividing plate 11 and change heat abstractor parts, was applicable to the different light fixtures that need.
In three kinds of embodiments of above-mentioned lamp housing 1 and dividing plate 11 structures, described dividing plate 11 also can be provided with steam vent 111.The expansion of can absorbing heat of air in the first chamber 12, causes the pressure in chamber to strengthen, if pressure is excessive, likely cause lamp housing by spalling, meanwhile, if the heat in the first chamber 12 is too many and can not get suitable outer row, easily causes water pump 51 excess Temperatures and burn out.The steam vent 111 of offering perforation the first chamber 12 and the second chamber 13 on dividing plate 11 can enter the gas of expansion the second chamber 13, to alleviate the gas pressure intensity increasing rapidly in the first chamber 12.
Further, in embodiments of the invention, described heat exchanger 4 is also provided with the radiating fin 41 of multiple arrangements, the formation that stretches out on heat exchanger 4 matrixes, and radiating fin 41 can further improve its heat dispersion.
Referring to Fig. 1, the embodiment of the present invention also provides a kind of light fixture, comprise reflector 7, light-passing board 8 and above-mentioned light fixture liquid-cooling heat radiator, described reflector 7 is installed in described the second chamber 13, described light source 2 is positioned at described reflector 7, and described light-passing board 8 is covered on the openend of described the second chamber 13.This light fixture heat-sinking capability is strong, can select high power light source, needn't worry because of excessive circuit board and the electronic component burning out in light source or light fixture that generate heat.
Particularly, the protecgulum 15 of hollow out in the middle of this light fixture also comprises, described protecgulum 15 is installed on the openend of described the second chamber 13, and the margin of optic cup 71 of described reflector 7 and light-passing board 8 edge clamping are located between described lamp housing 1 and described protecgulum 15.This light fixture can use protecgulum 15 to fixedly mount reflector 7 and light-passing board 8, its easy installation and removal.
Particularly, between described light-passing board 8 and described lamp housing 1, be folded with sealing ring 9, the margin of optic cup 71 of described reflector 7 is embedded in sealing ring 9.Sealing ring 9 plays dustproof and waterproof and shockproof effect, and while preventing that light fixture is subject to judder, light-passing board 8 breaks.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace or improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. a light fixture liquid-cooling heat radiator, comprise lamp housing and the light source with an opening, it is characterized in that: it is the first chamber of sealing and second chamber with an opening by described lamp housing interior separation that a dividing plate is set, and described light source is placed in described the second chamber and is installed on described dividing plate; This light fixture liquid-cooling heat radiator also comprises water-cooled block, heat exchanger, water tank, water pump and water pipe, described water-cooled block is placed in described the first chamber and is installed on described dividing plate, described heat exchanger and described water tank are installed on respectively on the inwall of described the first chamber, described water pump is installed on described water tank, described water pipe passes through described water-cooled block and described heat exchanger, and its two end is connected on described water tank.
2. light fixture liquid-cooling heat radiator as claimed in claim 1, is characterized in that: described heat exchanger is provided with fan.
3. light fixture liquid-cooling heat radiator as claimed in claim 1, is characterized in that: described dividing plate and described lamp housing are one-body molded, and described the first chamber forms the cavity of sealing by a bonnet is set, and described heat exchanger is installed on described bonnet.
4. light fixture liquid-cooling heat radiator as claimed in claim 1, is characterized in that: described dividing plate is installed in described lamp housing by securing member.
5. light fixture liquid-cooling heat radiator as claimed in claim 4, is characterized in that: described the first chamber forms the cavity of sealing by a bonnet is set, described heat exchanger is installed on described bonnet.
6. light fixture liquid-cooling heat radiator as claimed in claim 1, is characterized in that: described heat exchanger is provided with radiating fin.
7. light fixture liquid-cooling heat radiator as claimed in claim 1, is characterized in that: described dividing plate is provided with steam vent.
8. a light fixture, comprise reflector and light-passing board, it is characterized in that: also comprise the light fixture liquid-cooling heat radiator described in claim 1-7 any one, described reflector is installed in described the second chamber, described light source is positioned at described reflector, and described light-passing board is covered on the openend of described the second chamber.
9. light fixture as claimed in claim 8, is characterized in that: the protecgulum of hollow out in the middle of also comprising, and described protecgulum is installed on the openend of described the second chamber, and the margin of optic cup of described reflector and light-passing board edge clamping are located between described lamp housing and described protecgulum.
10. light fixture as claimed in claim 9, is characterized in that: between described light-passing board and described lamp housing, be folded with sealing ring, sealing circle has U-lag, and the margin of optic cup of described reflector is embedded in the U-lag of described sealing ring.
CN201210506842.5A 2012-11-30 2012-11-30 Lamp and liquid-cooling radiator thereof Pending CN103851601A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210506842.5A CN103851601A (en) 2012-11-30 2012-11-30 Lamp and liquid-cooling radiator thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210506842.5A CN103851601A (en) 2012-11-30 2012-11-30 Lamp and liquid-cooling radiator thereof

Publications (1)

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CN103851601A true CN103851601A (en) 2014-06-11

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104390193A (en) * 2014-11-14 2015-03-04 四川领创宝岩电子科技有限公司 Lampshade of industrial lighting lamp
CN105114919A (en) * 2015-08-11 2015-12-02 电子科技大学 Heat dissipating device adopting paraffin and water cooling
CN105674074A (en) * 2016-01-29 2016-06-15 东莞市闻誉实业有限公司 Illuminating device
CN105736973A (en) * 2016-01-29 2016-07-06 东莞市闻誉实业有限公司 Liquid-cooling LED illumination lamp
CN105953607A (en) * 2016-06-28 2016-09-21 太仓市兴港金属材料有限公司 Water-cooled radiator
CN107883211A (en) * 2017-12-20 2018-04-06 黄山市聚亮点照明科技有限公司 A kind of LED lamp structure
CN107893912A (en) * 2017-10-23 2018-04-10 郭峰 A kind of LED lamp panel conductive structure
CN108253352A (en) * 2018-02-08 2018-07-06 广州高浪电子科技有限公司 A kind of water-cooling lamp bead plate
CN105508883B (en) * 2015-12-12 2018-08-03 重庆信德电子有限公司 Device for LED light heat dissipation
CN109000178A (en) * 2018-09-05 2018-12-14 深圳北极之光科技有限公司 Lamps and lanterns
US10935230B2 (en) 2018-09-05 2021-03-02 Shenzhen Aurora Technology Co., Ltd Luminaire

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US20080212332A1 (en) * 2007-03-01 2008-09-04 Medinis David M LED cooling system
WO2009035238A2 (en) * 2007-09-10 2009-03-19 Sun Lighting Co., Ltd. A cooling device for lamp with power light emitting diode
CN101922629A (en) * 2009-06-10 2010-12-22 斯坦雷电气株式会社 Liquid cooling LED light source and possess the solar cell evaluation device of liquid cooling LED light source

Patent Citations (4)

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CN101078507A (en) * 2006-05-24 2007-11-28 曹嘉灿 Light source illumination system
US20080212332A1 (en) * 2007-03-01 2008-09-04 Medinis David M LED cooling system
WO2009035238A2 (en) * 2007-09-10 2009-03-19 Sun Lighting Co., Ltd. A cooling device for lamp with power light emitting diode
CN101922629A (en) * 2009-06-10 2010-12-22 斯坦雷电气株式会社 Liquid cooling LED light source and possess the solar cell evaluation device of liquid cooling LED light source

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104390193A (en) * 2014-11-14 2015-03-04 四川领创宝岩电子科技有限公司 Lampshade of industrial lighting lamp
CN104390193B (en) * 2014-11-14 2015-11-18 四川领创宝岩电子科技有限公司 A kind of industrial illuminating lamp lampshade
CN105114919A (en) * 2015-08-11 2015-12-02 电子科技大学 Heat dissipating device adopting paraffin and water cooling
CN105114919B (en) * 2015-08-11 2018-02-13 电子科技大学 It is a kind of using paraffin and the heat abstractor of water cooling
CN105508883B (en) * 2015-12-12 2018-08-03 重庆信德电子有限公司 Device for LED light heat dissipation
CN105674074A (en) * 2016-01-29 2016-06-15 东莞市闻誉实业有限公司 Illuminating device
CN105736973A (en) * 2016-01-29 2016-07-06 东莞市闻誉实业有限公司 Liquid-cooling LED illumination lamp
CN105953607A (en) * 2016-06-28 2016-09-21 太仓市兴港金属材料有限公司 Water-cooled radiator
CN107893912A (en) * 2017-10-23 2018-04-10 郭峰 A kind of LED lamp panel conductive structure
CN107883211A (en) * 2017-12-20 2018-04-06 黄山市聚亮点照明科技有限公司 A kind of LED lamp structure
CN107883211B (en) * 2017-12-20 2020-11-20 绍兴市柯桥区欣飞科技有限公司 LED lamp structure
CN108253352A (en) * 2018-02-08 2018-07-06 广州高浪电子科技有限公司 A kind of water-cooling lamp bead plate
WO2019153678A1 (en) * 2018-02-08 2019-08-15 广州高浪电子科技有限公司 Water-cooled heat dissipation lamp bead board
CN109000178A (en) * 2018-09-05 2018-12-14 深圳北极之光科技有限公司 Lamps and lanterns
WO2020048053A1 (en) * 2018-09-05 2020-03-12 深圳北极之光科技有限公司 Light fixture
US10935230B2 (en) 2018-09-05 2021-03-02 Shenzhen Aurora Technology Co., Ltd Luminaire

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