CN102563535B - Reflector with radiating function and lamp provided with same - Google Patents

Reflector with radiating function and lamp provided with same Download PDF

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Publication number
CN102563535B
CN102563535B CN201010619613.5A CN201010619613A CN102563535B CN 102563535 B CN102563535 B CN 102563535B CN 201010619613 A CN201010619613 A CN 201010619613A CN 102563535 B CN102563535 B CN 102563535B
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CN
China
Prior art keywords
reflector
reflecting surface
matrix
heat
sinking function
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Expired - Fee Related
Application number
CN201010619613.5A
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Chinese (zh)
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CN102563535A (en
Inventor
周明杰
陈鹏
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
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
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Application filed by Oceans King Lighting Science and Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN201010619613.5A priority Critical patent/CN102563535B/en
Publication of CN102563535A publication Critical patent/CN102563535A/en
Application granted granted Critical
Publication of CN102563535B publication Critical patent/CN102563535B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention is applicable in lighting field and provides a reflector with a radiating function. The reflector comprises a reflector base body which is provided with a reflecting surface arranged at the inner surface and a non-reflecting surface arranged at the outer surface; the non-reflecting surface is provided with a heat radiating layer which is formed in the following way that: the reflector base body is taken as a positive electrode and is disposed in an electrolyte solution, and under the electrolytic action, an aluminium oxide film is formed on the non-reflecting surface of the reflector; and at the same time, black color coating treatment is conducted to the surface of the aluminium oxide film. The thickness of the aluminium oxide film is 5 micrometers to 30 micrometers. Compared with the conventional reflectors, the reflector provided by the invention has the advantages that: blackness enhancing treatment is conducted to the non-reflecting surface of the reflector, so the heat radiating ability of the surface of the reflector is greatly improved and radiating and cooling abilities of the reflector are effectively enhanced. The invention further provides a lamp provided with the reflector. The lamp adopts the reflector which not only has the function of reflecting rays but also is good in radiating performance, so the lamp has higher reliability and the service life of a light emitting part of the lamp is longer.

Description

There is the reflector of heat sinking function and there is the light fixture of reflector
Technical field
The invention belongs to lighting field, more particularly, relate to a kind ofly to there is the reflector of heat sinking function and there is the light fixture of reflector.
Background technology
In the middle of electronic apparatus series products, often have and cause component failure because temperature is too high, thus have influence on product and cannot normally use, high-power light fixture is exactly a very typical example.High power light fixture operationally, all can produce a large amount of heat, and this can cause the temperature of illuminating part too high and the solder joint at lamp holder place is melted, thus causes illuminating part damage and cannot work.High-power light fixture is all dispel the heat by increasing lamp outer casing air vent and strengthening heat conducting mode on the market at present, and these effects can reach the effect of heat radiation very well.In general, the parts of a reflector to illuminating part periphery all can be adopted in high power light fixture to protect, how by improving the reflector of light fixture, make it have better radiating effect, thus improve the reliability of light fixture, be then a problem being worth solving.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of reflector with heat sinking function, non-reflecting surface for lamp reflector carries out the process of increase blackness, improve its thermal-radiating ability, effectively to light fixture heat radiation, cooling, the reliability of light fixture can be improved.
For solving the problems of the technologies described above, the technical scheme of employing of the present invention is: provide a kind of reflector with heat sinking function, comprise a reflector matrix, described reflector matrix has the reflecting surface of an inner surface and the non-reflecting surface of an outer surface, described non-reflecting surface comprises the outer surface of circular top and the outer surface of annular side of described reflector matrix, the outer surface of described annular side has a heat radiation layer, described heat radiation layer is that reflector matrix is placed in electrolyte solution as anode, electrolysis is utilized to make its non-reflecting surface form aluminum oxide film, carry out surface black coloring treatment to form simultaneously, the thickness of described aluminum oxide film is 5 ~ 30 μm,
Before described non-reflecting surface carries out the process of aforementioned surfaces black, the outer surface of the circular top of described reflective surface cover matrix is carried out and electrolyte solution isolation processing.
Further, described reflector matrix, in circle cap cover shape, has a circular top, an annular side and a lower limb.
Further, the circular top of described reflector matrix is provided with the bore of passing when multiple through hole and passed for screw is laid for illuminating part.
Further, described reflector matrix adopts aluminum alloy materials to make.
Further, the thickness of described reflector matrix is 0.7 ~ 1mm.
The beneficial effect with the reflector of heat sinking function provided by the invention is: compared with existing reflector, this reflector with heat sinking function is by carrying out the process of increase blackness to non-reflecting surface, its surface heat radianting capacity is promoted greatly, like this, the heat that lamp luminescence part produces can be delivered in surrounding environment by the radiation mode of reflector to higher proportion, the ability of its heat radiation of effective reinforcement, cooling, strengthen reliability, the stability of light fixture, and ensure the service life of light fixture preferably.
The present invention also provides a kind of light fixture with reflector, comprise an illuminating part, a lamp socket and a reflector and a heat shield, described lamp socket is placed in the top inner surface of described heat shield, the edge part of described heat shield connects with the top of described reflector, described illuminating part is connected on described lamp socket, and described reflector is the reflector with heat sinking function described above.
Further, described reflector and described heat shield are close to by screw and are connected, and the top of described lamp socket is close to the inner surface of described heat shield and is connected.
Further, a transparent sealing plate is also provided with in the below of described reflector.
The beneficial effect with the light fixture of reflector provided by the invention is: this light fixture have employed the reflector with heat sinking function described above, this reflector not only has the function of reflection ray, and heat dispersion is good, make this kind of light fixture stability and reliability higher, the illuminating part life-span is longer.
Accompanying drawing explanation
The perspective view with the reflector of heat sinking function that Fig. 1 provides for the embodiment of the present invention;
The vertical cross section structural representation with the reflector of heat sinking function that Fig. 2 provides for the embodiment of the present invention;
What Fig. 3 provided for the embodiment of the present invention has the cutting perspective view with the light fixture of the reflector of heat sinking function that the embodiment of the present invention provides;
What Fig. 4 provided for the embodiment of the present invention has the vertical positive cutting structural representation with the light fixture of the reflector of heat sinking function that the embodiment of the present invention provides.
Detailed description of the invention
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearly understand, 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, be not intended to limit the present invention.
With reference to Fig. 1, be the perspective view with the reflector of heat sinking function provided by the invention, be now described.The described reflector with heat sinking function, comprise a reflector matrix, described reflector matrix has the reflecting surface 1 of an inner surface and the non-reflecting surface 2 of an outer surface, described non-reflecting surface 2 has a heat radiation layer, described heat radiation layer is that reflector matrix is placed in electrolyte solution as anode, utilize electrolysis to make its non-reflecting surface 2 form aluminum oxide film, carry out surface black coloring treatment simultaneously and form, the thickness of described aluminum oxide film is 5 ~ 30 μm.It should be noted that in surface black coloring treatment, should carry out and electroplate liquid isolation processing before the process of surface anode black, in order to avoid it also forms aluminum oxide film and increases processing cost the reflecting surface of reflector.But, the thickness of aluminum oxide film directly affects the radianting capacity of reflector non-reflecting surface, in general thickness its emissivities larger are just larger, but too thick difficulty and the cost of manufacture that can increase plating, actual, aluminum oxide film THICKNESS CONTROL just can reach ideal effect at 5 ~ 30 μm within the scope of this.
The reflector with heat sinking function provided by the invention, compared with existing reflector, this reflector with heat sinking function is by carrying out the process of increase blackness to non-reflecting surface 2, greatly improve its surperficial thermal-radiating ability, thus effectively strengthen the performance of heat radiation, cooling, to be applied in light fixture reliability, the stability that light fixture in especially large-power lamp, can be increased, and to ensure the service life of light fixture preferably.
Further, see Fig. 1 and Fig. 2, as inventing a kind of detailed description of the invention with the reflector of heat sinking function provided, described reflector matrix is in circle cap cover shape, have circular top 21, annular side 22 and a lower limb 23, described non-reflecting surface 2 comprises the outer surface of the circular top 21 of reflector matrix and the outer surface of annular side 22.The outer surface of the annular side 22 wherein in non-reflecting surface 2 belongs to the main region needing to carry out the process of anode black, and the outer surface of circular top 21 can carry out the process of anode black, also can not process.
Further, refer to Fig. 1 and Fig. 2 again, as inventing a kind of detailed description of the invention with the reflector of heat sinking function of providing, the circular top 22 of described reflector matrix is provided with the bore 220 of passing when multiple through hole 221 and passed for screw is laid for illuminating part.Because reflector also will be fixed on other accessory (as lamp socket) of light fixture, therefore arranges multiple through hole 221 passed for screw at its top, be convenient to install.Simultaneously because lamp socket is installed on the top of reflector, therefore need arrange at the top of reflector when a bore 220 connects with lamp socket for illuminating part and pass.
Further, as inventing a kind of detailed description of the invention with the reflector of heat sinking function provided, described reflector matrix adopts aluminum alloy materials to make.Aluminum alloy materials thermal conductivity is better, is beneficial to the conduction of heat and distributes, and relatively light, is the ideal material making reflector.
Further, the thickness of described reflector matrix is 0.7 ~ 1mm.This reflector matrix must reach certain thickness both could meet requirement of strength, ensured the needs of heat absorption and heat radiation again, and through test, the THICKNESS CONTROL of reflector matrix is at 0.7 ~ 1mm, satisfactory for result.
The present invention also provides a kind of light fixture with reflector, with reference to Fig. 3 and Fig. 4, the described light fixture with reflector comprises illuminating part 11, lamp socket 12 and reflector 13 and a heat shield 14, described lamp socket 12 is placed in the top inner surface of described heat shield 14, the edge part of described heat shield 14 connects with the top of described reflector 13, described illuminating part 11 is connected on described lamp socket 12, and described reflector 13 is the reflector with heat sinking function described above.
The present invention also provides a kind of light fixture with reflector, this light fixture have employed the reflector with heat sinking function described above, and this reflector not only has the function of reflection ray, and it is good to have heat dispersion, make this kind of light fixture stability and reliability higher, illuminating part is longer for service life.。
Further, see Fig. 3 and Fig. 4, as inventing a kind of detailed description of the invention with the light fixture of reflector provided, described reflector 13 and described heat shield 14 are close to by screw and are connected, and the top of described lamp socket 12 is close to the inner surface of described heat shield 14 and is connected.This mode connected of being close to can allow mutual direct contact surface maximize, thus is beneficial to the thermaltransmission mode by most efficiency---and heat exchange pattern plays a role, thus increases the efficiency of the radiating and cooling of light fixture.
Further, see Fig. 3 and Fig. 4, as inventing a kind of detailed description of the invention with the light fixture of reflector provided, be also provided with a transparent sealing plate 15 in the below of described reflector 13.This transparent sealing plate main purpose is set and is the waterproof when light fixture uses out of doors, the heat produced due to powerful illuminating part is comparatively large to such an extent as to the temperature of illuminating part self is higher, as run into the rainy day, rainwater is spread across suddenly quenching on illuminating part and is easy to cause illuminating part explosion and damage.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. one kind has the reflector of heat sinking function, comprise a reflector matrix, described reflector matrix has the reflecting surface of an inner surface and the non-reflecting surface of an outer surface, it is characterized in that, described non-reflecting surface comprises the outer surface of circular top and the outer surface of annular side of described reflector matrix, the outer surface of described annular side has a heat radiation layer, described heat radiation layer is that reflector matrix is placed in electrolyte solution as anode, electrolysis is utilized to make its non-reflecting surface form aluminum oxide film, carry out surface black coloring treatment to form simultaneously, the thickness of described aluminum oxide film is 5 ~ 30 μm,
Before described non-reflecting surface carries out the process of aforementioned surfaces black, the outer surface of the circular top of described reflecting surface and described reflector matrix is carried out and electrolyte solution isolation processing.
2. the reflector with heat sinking function according to claim 1, is characterized in that, described reflector matrix, in circle cap cover shape, has a circular top, an annular side and a lower limb.
3. the reflector with heat sinking function according to claim 2, is characterized in that, the circular top of described reflector matrix is provided with the bore of passing when multiple through hole and passed for screw is laid for illuminating part.
4. the reflector with heat sinking function according to claim 1, is characterized in that, described reflector matrix adopts aluminum alloy materials to make.
5. the reflector with heat sinking function according to claim 1, is characterized in that, the thickness of described reflector matrix is 0.7 ~ 1mm.
6. one kind has the light fixture of reflector, comprise an illuminating part, a lamp socket and a reflector and a heat shield, described lamp socket is placed in the top inner surface of described heat shield, the edge part of described heat shield connects with the top of described reflector, described illuminating part is connected on described lamp socket, it is characterized in that, described reflector is the reflector with heat sinking function described in any one of claim 1 to 5.
7. the light fixture with reflector according to claim 6, is characterized in that, described reflector and described heat shield are close to by screw and are connected, and the top of described lamp socket is close to the inner surface of described heat shield and is connected.
8. the light fixture with reflector according to claim 6, is characterized in that, is also provided with a transparent sealing plate in the below of described reflector.
CN201010619613.5A 2010-12-31 2010-12-31 Reflector with radiating function and lamp provided with same Expired - Fee Related CN102563535B (en)

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CN102563535B true CN102563535B (en) 2015-04-22

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103574366A (en) * 2013-11-07 2014-02-12 韦胜国 LED bulb
CN107960884A (en) * 2018-01-15 2018-04-27 张有成 A kind of electric roasting device that can reduce skin temperature

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2174632Y (en) * 1993-06-14 1994-08-17 机械电子工业部第一设计研究院 Cap casing for mine lamp
US6781318B2 (en) * 2002-04-11 2004-08-24 Osram Sylvania Inc. Par lamp with reduced lamp seal temperature
CN1573512A (en) * 2003-06-16 2005-02-02 精工爱普生株式会社 Light source device and projector
CN201521931U (en) * 2009-11-12 2010-07-07 岳国伟 LED down lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201014250Y (en) * 2007-02-14 2008-01-30 马士科技有限公司 Compact type reflexion florescent lamp device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2174632Y (en) * 1993-06-14 1994-08-17 机械电子工业部第一设计研究院 Cap casing for mine lamp
US6781318B2 (en) * 2002-04-11 2004-08-24 Osram Sylvania Inc. Par lamp with reduced lamp seal temperature
CN1573512A (en) * 2003-06-16 2005-02-02 精工爱普生株式会社 Light source device and projector
CN201521931U (en) * 2009-11-12 2010-07-07 岳国伟 LED down lamp

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