CN103807615A - Lamp - Google Patents

Lamp Download PDF

Info

Publication number
CN103807615A
CN103807615A CN201210440241.9A CN201210440241A CN103807615A CN 103807615 A CN103807615 A CN 103807615A CN 201210440241 A CN201210440241 A CN 201210440241A CN 103807615 A CN103807615 A CN 103807615A
Authority
CN
China
Prior art keywords
light fixture
radiator
semiconductor chilling
card
host cavity
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
CN201210440241.9A
Other languages
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 CN201210440241.9A priority Critical patent/CN103807615A/en
Publication of CN103807615A publication Critical patent/CN103807615A/en
Pending legal-status Critical Current

Links

Images

Abstract

The invention discloses a lamp which comprises a shell and a light source. The light source is contained inside the shell. The lamp further comprises a radiator and a semiconductor refrigeration piece. The shell comprises a first containing cavity and a second containing cavity, wherein the first containing cavity and the second containing cavity are isolated from each other. A partition plate is arranged between the first containing cavity and the second containing cavity. The radiator and the semiconductor refrigeration piece are contained inside the first containing cavity. The hot end of the semiconductor refrigeration piece is thermally coupled to the radiator. The cold end of the semiconductor refrigeration piece is thermally coupled to the partition plate. The light source is contained inside the second containing cavity. The light source is thermally coupled to the partition plate. The first containing cavity is provided with a radiating through hole. The radiator is exposed out of the radiating through hole. According to the lamp, due to the semiconductor refrigeration piece and the radiator, the radiating speed of the lamp is increased, and the radiating efficiency of the lamp is improved; due to the fact that a heat absorption part and a radiation part of the radiator are arranged inside two different spaces, the semiconductor refrigeration piece can better absorb heat, the temperature of the space inside the lamp can be lowered, and the service life of the lamp is prolonged.

Description

Light fixture
Technical field
The present invention relates to a kind of lighting device, relate in particular to a kind of light fixture.
Background technology
Existing light fixture is all generally to conduct to dispel the heat by heat.When design, contact the heating position of light fixture by housing, heat is passed.But this conduction pattern, efficiency is low, and speed is slow.Along with the increase of lamp power, this simple heat dissipation design has been not enough to meet the radiating requirements of light fixture, causes heat radiation not in time, finally causes the life-span of light fixture to decline.
Summary of the invention
The object of the present invention is to provide a kind of light fixture of good heat dissipation effect.
In order to solve the problems of the technologies described above, the invention provides a kind of light fixture, it comprises housing and light source, described light source is contained in described housing, described light fixture also comprises radiator and semiconductor chilling plate, described housing comprises mutually isolated the first host cavity and the second host cavity, between described the first host cavity and the second host cavity, dividing plate is set, described radiator and semiconductor chilling plate are contained in described the first host cavity, described semiconductor chilling plate hot junction is thermally coupled in described radiator, described semiconductor chilling plate cold junction is thermally coupled in described dividing plate, described light source is contained in described the second host cavity, described light source is thermally coupled on described dividing plate, described the first host cavity is offered heat radiation through hole, described radiator is exposed by described heat radiation through hole.
Wherein, described semiconductor chilling plate comprises the first card and the second card that are parallel to each other, described the first card is described semiconductor chilling plate cold junction, described the first card is posted by described dividing plate, described the second card is described semiconductor chilling plate hot junction, described the first opening is rectified described the second card setting, and described the second card is posted by described radiator.
Wherein, described radiator is radiating fin.
Wherein, described radiator is made of copper.
Wherein, described light fixture also comprises fan, and described fan is thermally coupled on described radiator, and described fan is exposed by described heat radiation through hole.
Wherein, described light source comprises circuit board and bulb, and described circuit board is fixed on described dividing plate, and described circuit board is just to described semiconductor chilling plate, and described bulb is installed on described circuit board.
Wherein, described circuit board is connected by screw on described dividing plate.
Wherein, described light fixture also comprises reflection shield, and described reflection shield covers on described bulb.
Wherein, described light fixture also comprises sealing ring, and described sealing ring is sealed between described reflection shield and described housing.
Wherein, described light fixture also comprises transparent cover plate and pressure ring, and described pressure ring is fixed on the light-emitting window of described housing, and described pressure ring comprises through hole, and described transparent cover plate is held between the light-emitting window of described housing and the edge of described pressure ring.
Light fixture provided by the invention is accelerated the radiating rate of described light fixture by described semiconductor chilling plate and described radiator, improve the radiating efficiency of described light fixture, because the heat absorption of described radiator and radiator portion are in two different spaces, thereby make described semiconductor chilling plate can absorb better heat, the inner space temperature of described light fixture is declined, extended the service life of described light fixture.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of the light fixture that provides of embodiment of the present invention;
Fig. 2 is the cutaway view of light fixture shown in Fig. 1 along II-II line;
Fig. 3 is the schematic diagram of the element of lamp interior shown in Fig. 1.
The specific embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 3, a kind of light fixture 100 that embodiment of the present invention provides, it comprises housing 10, light source 20, radiator 30, fan 40, semiconductor chilling plate 50, reflection shield 60, transparent cover plate 70 and pressure ring 80.Described fan 40, radiator 30, semiconductor chilling plate 50, light source 20 and reflection shield 60 are contained in described housing 10 successively.
Described housing 10 comprises mutually isolated the first host cavity 11 and the second host cavity 12, between described the first host cavity 11 and the second host cavity 12, dividing plate 13 is set.Described the first host cavity is offered heat radiation through hole 110.Described heat radiation through hole 110 is manhole.Described the first host cavity 11 is accommodated described radiator 30 and semiconductor chilling plate 50.Described the second host cavity 12 is accommodated described light source 20 and reflection shield 60.
Described radiator 30 is exposed by described heat radiation through hole 110.The heat absorption of described radiator 30 and radiator portion be in two different spaces, thereby make described semiconductor chilling plate 50 can absorb better heat, and the inner space temperature of described light fixture 100 is declined, and reaches the order ground of heat radiation.In present embodiment, described radiator 30 is made of copper.Described radiator 30 is radiating fin.Described radiator 30 is fixed on described dividing plate 13 by pillar 9.Described fan 40 is thermally coupled on described radiator 30, and described fan 30 is exposed by described heat radiation through hole 110.Particularly, described fan 40 is directly posted by described radiator 30.
Described semiconductor chilling plate 50 hot junctions are thermally coupled in described radiator 30.In present embodiment, described semiconductor chilling plate 50 is disc-shaped structure.Described semiconductor chilling plate 50 comprises the first card 50a and the second card 50b that are parallel to each other, and described the first card 50a is described semiconductor chilling plate 50 cold junctions, and described the first card 50a is posted by described dividing plate 13.Described the second card 50b is described semiconductor chilling plate 50 hot junctions.Certainly, in other embodiments, described semiconductor chilling plate 50 can be also the disk-like structure such as rectangle, ellipse.Described semiconductor chilling plate 50 connects power supply circuits (not shown).Described the second card 50b is posted by described radiator 30.
Described light source 20 is thermally coupled on described dividing plate 13.In present embodiment, described light source 20 comprises circuit board 21 and bulb 22, and described circuit board 21 is fixed on described dividing plate 13, and described circuit board 21 is just to described semiconductor chilling plate 50, and described bulb 22 is installed on described circuit board 21.Described circuit board 21 is connected on described dividing plate 13 by screw 8.Certainly, in other embodiments, described circuit board 21 also can be fixed on described dividing plate 13 by modes such as welding, bondings.
Described reflection shield 60 is parabolic shape reflector, and described reflection shield 60 one end cover on described bulb 22.The other end of described reflection shield 60 is fixed on the light-emitting window 12a of described the second host cavity 12.Sealing ring 7 is sealed between described reflection shield 60 and described housing 10.Described transparent cover plate 70 is held between the light-emitting window 12a of described housing 10 and the edge of described pressure ring 80, and described transparent cover plate 70 seals described light-emitting window 12a.Described pressure ring 80 is fastened on described light-emitting window 12a, and described transparent cover plate 70 is pressed in to described light-emitting window 12a.Certainly, in other embodiments, also can omit described pressure ring 80, described transparent cover plate 70 closes described light-emitting window 12a by helicitic texture or rubber seal.
Light fixture 100 provided by the invention is accelerated the radiating rate of described light fixture 100 by described semiconductor chilling plate 50 and described radiator 30, improve the radiating efficiency of described light fixture 100, because the heat absorption of described radiator 30 and radiator portion are in two different spaces, thereby make described semiconductor chilling plate 50 can absorb better heat, the inner space temperature of described light fixture 100 is declined, extended the service life of described light fixture 100.
In addition, described dividing plate 13 can completely cut off other heat radiation approach, reduces the reverse conduction of heat.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.

Claims (10)

1. a light fixture, it comprises housing and light source, described light source is contained in described housing, it is characterized in that, described light fixture also comprises radiator and semiconductor chilling plate, described housing comprises mutually isolated the first host cavity and the second host cavity, between described the first host cavity and the second host cavity, dividing plate is set, described radiator and semiconductor chilling plate are contained in described the first host cavity, described semiconductor chilling plate hot junction is thermally coupled in described radiator, described semiconductor chilling plate cold junction is thermally coupled in described dividing plate, described light source is contained in described the second host cavity, described light source is thermally coupled on described dividing plate, described the first host cavity is offered heat radiation through hole, described radiator is exposed by described heat radiation through hole.
2. light fixture according to claim 1, it is characterized in that, described semiconductor chilling plate comprises the first card and the second card that are parallel to each other, described the first card is described semiconductor chilling plate cold junction, described the first card is posted by described dividing plate, described the second card is described semiconductor chilling plate hot junction, and described the first opening is rectified described the second card setting, and described the second card is posted by described radiator.
3. light fixture according to claim 1, is characterized in that, described radiator is radiating fin.
4. light fixture according to claim 1, is characterized in that, described radiator is made of copper.
5. light fixture according to claim 1, is characterized in that, described light fixture also comprises fan, and described fan is thermally coupled on described radiator, and described fan is exposed by described heat radiation through hole.
6. light fixture according to claim 1, is characterized in that, described light source comprises circuit board and bulb, and described circuit board is fixed on described dividing plate, and described circuit board is just to described semiconductor chilling plate, and described bulb is installed on described circuit board.
7. light fixture according to claim 6, is characterized in that, described circuit board is connected by screw on described dividing plate.
8. light fixture according to claim 6, is characterized in that, described light fixture also comprises reflection shield, and described reflection shield covers on described bulb.
9. light fixture according to claim 1, is characterized in that, described light fixture also comprises sealing ring, and described sealing ring is sealed between described reflection shield and described housing.
10. light fixture according to claim 1, it is characterized in that, described light fixture also comprises transparent cover plate and pressure ring, and described pressure ring is fixed on the light-emitting window of described housing, described pressure ring comprises through hole, and described transparent cover plate is held between the light-emitting window of described housing and the edge of described pressure ring.
CN201210440241.9A 2012-11-07 2012-11-07 Lamp Pending CN103807615A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210440241.9A CN103807615A (en) 2012-11-07 2012-11-07 Lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210440241.9A CN103807615A (en) 2012-11-07 2012-11-07 Lamp

Publications (1)

Publication Number Publication Date
CN103807615A true CN103807615A (en) 2014-05-21

Family

ID=50704785

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210440241.9A Pending CN103807615A (en) 2012-11-07 2012-11-07 Lamp

Country Status (1)

Country Link
CN (1) CN103807615A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982883A (en) * 2014-05-28 2014-08-13 昆山生态屋建筑技术有限公司 Reflector lamp adjustable in light emitting angle
CN105570785A (en) * 2015-08-07 2016-05-11 常州通宝光电股份有限公司 Automotive LED headlamp capable of conducting forced cooling during automobile motion
CN113864734A (en) * 2021-08-04 2021-12-31 中山市推特照明有限公司 Lighting device based on electricity card refrigeration

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101082414A (en) * 2006-05-30 2007-12-05 新灯源科技有限公司 Luminous diode lighting appararatus with high power and high heat sinking efficiency
CN101368714A (en) * 2007-08-16 2009-02-18 大亿交通工业制造股份有限公司 Heat radiating device for LED vehicle lamp
KR20090029126A (en) * 2007-09-17 2009-03-20 현대모비스 주식회사 Head lamp apparatus for vehicles
CN101493221A (en) * 2008-01-24 2009-07-29 华信精密股份有限公司 Dual chamber street lamp holder structure
CN201902935U (en) * 2010-12-07 2011-07-20 天津市中环华祥电子有限公司 Multi-point LED (light emitting diode) projection lamp
CN102252200A (en) * 2011-07-06 2011-11-23 卢会水 Semiconductor refrigeration high-power LED lamp
CN202109312U (en) * 2011-05-13 2012-01-11 泉州市弘扬广告科技有限公司 High power LED street lamp
CN102374457A (en) * 2011-09-29 2012-03-14 苏州承源光电科技有限公司 Light-emitting diode (LED) street lamp
WO2012077850A1 (en) * 2010-12-07 2012-06-14 경희대학교 산학협력단 Diffusion type led lighting apparatus utilizing dye-sensitized solar cells

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101082414A (en) * 2006-05-30 2007-12-05 新灯源科技有限公司 Luminous diode lighting appararatus with high power and high heat sinking efficiency
CN101368714A (en) * 2007-08-16 2009-02-18 大亿交通工业制造股份有限公司 Heat radiating device for LED vehicle lamp
KR20090029126A (en) * 2007-09-17 2009-03-20 현대모비스 주식회사 Head lamp apparatus for vehicles
CN101493221A (en) * 2008-01-24 2009-07-29 华信精密股份有限公司 Dual chamber street lamp holder structure
CN201902935U (en) * 2010-12-07 2011-07-20 天津市中环华祥电子有限公司 Multi-point LED (light emitting diode) projection lamp
WO2012077850A1 (en) * 2010-12-07 2012-06-14 경희대학교 산학협력단 Diffusion type led lighting apparatus utilizing dye-sensitized solar cells
CN202109312U (en) * 2011-05-13 2012-01-11 泉州市弘扬广告科技有限公司 High power LED street lamp
CN102252200A (en) * 2011-07-06 2011-11-23 卢会水 Semiconductor refrigeration high-power LED lamp
CN102374457A (en) * 2011-09-29 2012-03-14 苏州承源光电科技有限公司 Light-emitting diode (LED) street lamp

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982883A (en) * 2014-05-28 2014-08-13 昆山生态屋建筑技术有限公司 Reflector lamp adjustable in light emitting angle
CN103982883B (en) * 2014-05-28 2017-04-26 昆山生态屋建筑技术有限公司 Reflector lamp adjustable in light emitting angle
CN106838661A (en) * 2014-05-28 2017-06-13 昆山欣海韵贸易有限公司 A kind of shot-light
CN106838661B (en) * 2014-05-28 2019-03-01 昆山欣海韵贸易有限公司 A kind of shot-light
CN105570785A (en) * 2015-08-07 2016-05-11 常州通宝光电股份有限公司 Automotive LED headlamp capable of conducting forced cooling during automobile motion
CN113864734A (en) * 2021-08-04 2021-12-31 中山市推特照明有限公司 Lighting device based on electricity card refrigeration

Similar Documents

Publication Publication Date Title
CN103807615A (en) Lamp
CN104121498A (en) Radiating lamp
CN210624418U (en) Novel high-strength heat dissipation structure for LED headlamp
CN204127784U (en) Water-proof projection lamp and lamp housing thereof
CN204829382U (en) Ball bubble lamp
CN103807617A (en) Lamp
CN104295942A (en) LED bulb
CN103322436B (en) Structure of LED lamp
CN101561127A (en) Lamp structure with heat dissipation circulating system
CN210069606U (en) Explosion-proof and waterproof LED floodlight
CN203223831U (en) LED street lamp radiation structure
CN203605106U (en) LED mining lamp
CN103807616A (en) Lamp
CN203190259U (en) Panel heat dissipation type locomotive LED lamp
CN201875490U (en) Large-power LED (light-emitting diode) lamp with excellent radiating effect
CN202132800U (en) High-power light-emitting diode (LED) tunnel lamp
KR100976998B1 (en) Lighting apparatus having light-emitting diode
CN206176069U (en) High -efficient radiating LED warning light
CN203927473U (en) Led lamp
CN203517530U (en) LED (light emitting diode) flood light
CN209354992U (en) Lamp housing and lamps and lanterns
CN209196578U (en) A kind of LED light source device
CN206738965U (en) LED road lamp shade
CN211176645U (en) Automobile headlamp cooler
CN213542108U (en) Outdoor waterproof aluminium system LED module

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20140521