CN101598268A - Photocatalyst lamp - Google Patents
Photocatalyst lamp Download PDFInfo
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- CN101598268A CN101598268A CNA2008101115312A CN200810111531A CN101598268A CN 101598268 A CN101598268 A CN 101598268A CN A2008101115312 A CNA2008101115312 A CN A2008101115312A CN 200810111531 A CN200810111531 A CN 200810111531A CN 101598268 A CN101598268 A CN 101598268A
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- photocatalyst
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
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- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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Abstract
A kind of photocatalyst lamp, this photocatalyst lamp comprise one first electrical substrate, a plurality of first light emitting diode and a heat abstractor.Wherein, first light emitting diode can send visible light and it is disposed on first electrical substrate, and first electrical substrate is disposed at the heat abstractor below, heat abstractor then includes a plurality of fin, it is characterized in that: this photocatalyst lamp further comprises one second electrical substrate, a plurality of second light emitting diode and photocatalyst material.Wherein, photocatalyst material is to coat on the fin, and second light emitting diode is to be disposed on this second electrical substrate, and second light emitting diode can send ultraviolet light and the catalysis photocatalyst material reaches the effect that purifies air.In addition, heat abstractor can further comprise a blower module, to promote the efficient that photocatalyst lamp purifies air.
Description
Technical field
The present invention relates to a kind of led lamp, be coated with the led lamp of photocatalyst material on particularly a kind of fin.
Background technology
After the industrialization of the whole world, though people's living standard is improved, still incident is environmental pollution, and the photocatalyst technology is just arisen at the historic moment under such background.For example, aspect air pollution, photocatalyst material can effectively be handled as nitrogen oxide (NO
x), sulfur oxide (SO
x) wait polluter.In addition,, itself can't consume, not have adverse side effect again, therefore become control air-polluting sharp weapon because photocatalyst material is only played the part of the catalysis role in reaction.
Photocatalyst reaction is by ultraviolet light or solar radiation, and make the enough energy of Electron absorption on photocatalyst material surface and break away from, and form the electric hole of positively charged in the position of electron detachment, and the hydroxy (OH that can dissociate near hydrone to go out in electric hole
-) oxidation, its electronics can be captured in promptly electric hole, makes it become active hydroxyl free radical (OH radical) greatly; In a single day hydroxyl free radical meets organic substance just can recapture electronics, makes organic substance dissociate because of bond is defeated and dispersed.General pollutant or pathogeny body are carbohydrate mostly, decompose the back major part and can become harmless water and carbon dioxide, therefore can reach the purpose of scrubbing and sterilization.
In order to improve IAQ, so someone is applied to air purifier with photocatalyst material, as disclosing an air purifier among the Japanese documentation JP2003093486A, it brings outside air into body for typically utilizing fan, the catalysis photocatalyst material by UV-irradiation again, the effect that its generation is purified air.Right because the independent of air purifier is provided with, the problem that takes up space is arranged in the use.
Also the someone attempts photocatalyst material is combined with lighting source, and expectation can address the above problem.JP2004209359A is disclosed as Japanese documentation, and its lampshade at lighting source partly applies one deck photocatalyst material, reaches the effect that purifies air and save the space thus.Right because the catalytic reaction of photocatalyst material mainly takes place at its coating surface place, and only the air circulation by free convection then obviously can cause the not high problem of efficient that purifies air.
In addition, EP1870114A1 is disclosed as European patent document, photocatalyst material can be coated on the ceiling fan light fixture, trial in conjunction with making its effect that has indoor heat radiation concurrently, throws light on and purify air, and utilizes ceiling fan, light fixture and photocatalyst material the forced convertion of ceiling fan and increases the efficient that photocatalyst material purifies air.Yet the user usually only uses the illumination functions of this invention because of climate change, does not use ceiling fan in the lump, therefore can't bring into play the effect of forced convertion, and make this photocatalyst ceiling fan light fixture obviously can't be applicable to various behaviours in service.
Summary of the invention
For addressing the above problem, purpose of the present invention reaches the effect that purifies air and save the space thus for a kind of photocatalyst lamp is provided, and passes through the blower module of photocatalyst lamp inside, the improved efficiency that photocatalyst material is purified air.
In order to reach above-mentioned purpose, the invention provides a kind of photocatalyst lamp, this photocatalyst lamp comprises one first electrical substrate, a plurality of first light emitting diode and a heat abstractor, these first light emitting diodes can send visible light and it is disposed on this first electrical substrate, and this first electrical substrate is disposed at this heat abstractor below, this heat abstractor then comprises a plurality of fin, and the central authorities of the heat abstractor and first electrical substrate have one first hole and one second hole respectively, and the position of two holes is corresponding mutually; It is characterized in that, this photocatalyst lamp further comprises one second electrical substrate, a plurality of second light emitting diode and photocatalyst material, this photocatalyst material is to coat on these fin, this second light emitting diode is to be disposed on this second electrical substrate, and this second light emitting diode can send ultraviolet light with this photocatalyst material of catalysis.
Among above-mentioned photocatalyst lamp, this heat abstractor further comprises a blower module, and this wind looses block configuration in first hole location of heat abstractor.
Among above-mentioned photocatalyst lamp, this photocatalyst material for example is the mixture of titanium dioxide or titanium dioxide and platinum.
Among above-mentioned photocatalyst lamp, the ultraviolet wavelength scope that these second light emitting diodes are sent is between 300-400nm, and the preferred wavelength scope is then between 360-390nm.
Among above-mentioned photocatalyst lamp, this blower module is straight-down negative blower module or side air-exhaust type blower module.
Among above-mentioned photocatalyst lamp, second light emitting diode for example is that flexible printed circuit and its are that cyclic ligand places the inner edge of these fin integral body or the periphery of these fin integral body, and second light emitting diode is towards these fin.
Among above-mentioned photocatalyst lamp; further include water conservancy diversion protection loam cake; the central authorities of this water conservancy diversion protection loam cake are that a circular hollow bulb and its are disposed on the heat abstractor; in addition; the second electrical substrate cyclic ligand places the lower surface of water conservancy diversion protection loam cake, and second light emitting diode is towards these fin.
Among above-mentioned photocatalyst lamp, these fin are plate fins, and these fin are arranged with radial, matrix or irregular arrangement and be disposed at this first hole periphery.
Among above-mentioned photocatalyst lamp, these fin are pin fins, and the cross section of these fin is rectangle, circle or oval.
In sum because photocatalyst lamp of the present invention is a photocatalyst material and the combining of light fixture, but not as general air cleaner need independence setting, thereby can save the space.Moreover, because second light emitting diode can send ultraviolet light and the catalysis photocatalyst material, therefore can decompose airborne organic substance or pathogeny body.In addition, photocatalyst material is to coat on the fin, and the used heat that can utilize light emitting diode to produce improves the reaction rate of photocatalyst material decomposing organic matter matter.In addition, by the forced convertion effect of blower module, the improved efficiency that can make photocatalyst lamp purify air.Therefore, photocatalyst lamp of the present invention can have room lighting concurrently, purifies air and save effects such as space.
For above-mentioned purpose of the present invention, feature and advantage more can be become apparent, below will describe in detail with embodiment and conjunction with figs..
Description of drawings
Figure 1 shows that exploded view according to first embodiment of photocatalyst lamp of the present invention.
Figure 2 shows that the constitutional diagram of first embodiment of the photocatalyst lamp of not installing shell as yet.
Fig. 2 a-Fig. 2 h is depicted as several collocation forms of the fin of heat abstractor.
Figure 3 shows that the constitutional diagram of second embodiment of the photocatalyst lamp of not installing shell as yet.
Figure 4 shows that the constitutional diagram of the 3rd embodiment of the photocatalyst lamp of not installing shell as yet.
Figure 5 shows that the second electrical substrate allocation plan of the 3rd embodiment.
Figure 6 shows that the exploded view of the 4th embodiment of photocatalyst lamp.
Fig. 7 is the constitutional diagram of the 5th embodiment of photocatalyst lamp of the present invention.
Fig. 8 is another form of implementation of the heat abstractor of the 5th embodiment.
Figure 9 shows that the airflow direction schematic diagram of the photocatalyst lamp that uses side air-exhaust type blower module.
Figure 10 shows that the airflow direction schematic diagram of the photocatalyst lamp that uses the straight-down negative blower module.
Wherein, description of reference numerals is as follows:
1,2,3,4,5,6,7: photocatalyst lamp
10: 110: the three holes of protective cover
20: reflection ring group 201: external reflectance ring
202: 30: the first electrical substrate of internal reflection ring
40: the first light emitting diodes of 310: the second holes
50,50 ': heat abstractor 501: blower module
502: 510: the first holes of fin
520: air- flow 60,60 ', 60 ": second electrical substrate
70,70 ', 70 ": second light emitting diode
80: go up shell 801: circular hollow bulb
802: arc perforate 803: housing
90: power integrated circuit 100: water conservancy diversion protection loam cake
105: circular hollow bulb
The specific embodiment
With reference to Fig. 1, Figure 1 shows that exploded view according to first embodiment of photocatalyst lamp of the present invention.This photocatalyst lamp 1 includes shell 80 on a protective cover 10, a reflection ring group 20, one first electrical substrate 30, a plurality of first light emitting diode 40, a heat abstractor 50, one second electrical substrate 60, a plurality of second light emitting diode 70 and.This protective cover 10 is disposed under first electrical substrate 30; and first light emitting diode 40 can send visible light, and first light emitting diode 40 can be the side towards protective cover 10 that point-like disposed or be disposed at strip structure shown in Figure 1 first electrical substrate 30.In addition, heat abstractor 50 is disposed at first electrical substrate, 30 tops, and last shell 80 then is disposed at heat abstractor 50 tops again.Wherein, heat abstractor 50 includes a blower module 501 and a plurality of fin 502.In addition, the central authorities of heat abstractor 50, first electrical substrate 30 and protective cover 10 have one first hole 510, second hole 310 and the 3rd hole 110 respectively, and the position of three holes is corresponding mutually.In addition; reflection ring group 20 includes an external reflectance ring 201 and an internal reflection ring 202; wherein; external reflectance ring 201 is to be disposed at protective cover 10 outer rims; internal reflection ring 202 is the 3rd hole 110 inner edges that are disposed at protective cover 10, and the combination of reflection ring group 20 and protective cover 10 for example is to fix by pressing or the mode that is threaded into.In addition, first light emitting diode 40, heat abstractor 50 and to go up between the shell 80 for example be by screw (not shown) or other locked assembly and fixedly connected.
With reference to Fig. 1 and Fig. 2, Figure 2 shows that the constitutional diagram of first embodiment of the photocatalyst lamp of not installing shell as yet simultaneously.In photocatalyst lamp 1, blower module 501 is disposed at central authorities first hole, 510 positions of heat abstractor 50, and these fin 502 are with radial blower module 501 peripheries that are disposed at.In addition, photocatalyst lamp 1 can further comprise a plurality of power integrated circuits 90, these power integrated circuits 90 are disposed at the outer rim of fin 502, and each power integrated circuit 90 is opened with power integrated circuit 90 equi-spaced apart that two-phase is faced, and power integrated circuit 90 electrically connects with first electrical substrate 30 and second electrical substrate 60 by lead or other connector (Connector, not shown).Moreover, because first light emitting diode 40 is electrically identical with second light emitting diode 70, thereby can share power supply, that is first light emitting diode 40 and second light emitting diode 70 electrically connect by first electrical substrate 30 and second electrical substrate 60 and with power integrated circuit 90 all respectively.In addition, second electrical substrate 60 is the periphery that a flexible printed circuit and cyclic ligand place these fin 502 integral body, and second light emitting diode 70 is disposed on second electrical substrate 60 and towards these fin 502, and second light emitting diode 70 can send ultraviolet light.In addition, be coated with photocatalyst material on these fin 502.In other words, the photocatalyst material ultraviolet light that can be sent by second the light emitting diode 70 and airborne organic substance of catalytic decomposition reaches the effect that purifies air.
As shown in Figure 2, in the present embodiment, these fin 502 are plate fins, and with radial blower module 501 peripheries that are disposed at, certainly those skilled in the art also can be with these fin 502 of another radial alignment arrangements shown in Fig. 2 a, or shown in Fig. 2 b and with these fin 502 of matrix alignment arrangements, or shown in Fig. 2 c these fin 502 of alignment arrangements brokenly.In addition, those skilled in the art also can use the fin 502 of pin fins on demand instead and be disposed at blower module 501 peripheries shown in Fig. 2 d.Moreover, being not limited to circle according to the outward appearance of heat abstractor 50 of the present invention, those skilled in the art also can use other geometry instead, for example the irregular outward appearance shown in the rectangular appearance shown in Fig. 2 e-2g or Fig. 2 h.
With reference to Fig. 3, Figure 3 shows that the constitutional diagram of second embodiment of the photocatalyst lamp of not installing shell as yet.Member and the configuration mode of second embodiment and first embodiment have points of resemblance, and repeat no more in this.Different places are, in the photocatalyst lamp 2 of second embodiment, second electrical substrate 60 ' is that cyclic ligand places between the inner edge of blower module 501 sides and these fin 502 integral body, and second light emitting diode 70 ' is disposed on second electrical substrate 60 ' and towards these fin 502.Therefore, coat the ultraviolet catalytic that the photocatalyst material on the fin 502 can send by second light emitting diode 70 ' and decompose airborne organic substance, reach the effect that purifies air.
With reference to Fig. 4, Figure 4 shows that the constitutional diagram of the 3rd embodiment of the photocatalyst lamp of not installing shell as yet.The member of the 3rd embodiment and first embodiment and configuration mode have identical part, repeat no more in this.Different places are that in the 3rd embodiment, photocatalyst lamp 3 further comprises water conservancy diversion protection loam cake 100, and the central authorities of this water conservancy diversion protection loam cake 100 are a circular hollow bulb 105 (as shown in Figure 5), and it is positioned on the blower module 501.With reference to Fig. 4 and Fig. 5, Figure 5 shows that the second electrical substrate allocation plan of the 3rd embodiment.Wherein, second electrical substrate 60 " cyclic ligand places on the lower surface of this water conservancy diversion protection loam cake 100, and second light emitting diode 70 " be disposed at second electrical substrate 60 " go up and towards these fin 502.Therefore, the photocatalyst material of coating on the fin 502 can be by second light emitting diode 70 " ultraviolet catalytic that sends and decompose airborne organic substance, reach the effect that purifies air.In addition, in the present embodiment, second electrical substrate 60 " be not limited to use flexible printed circuit, also can use general common fibre-glass printed circuit board or the preferable aluminium oxide ceramic substrate of thermal conductivity.
By three embodiment of above-mentioned photocatalyst lamp as can be known, second electrical substrate and second light emitting diode have three kinds of configuration modes, so those skilled in the art also can be provided with not only one group of second electrical substrate/second light emitting diode on photocatalyst lamp.With reference to Fig. 6, Figure 6 shows that the exploded view of the 4th embodiment of photocatalyst lamp.In the 4th embodiment, photocatalyst lamp 4 is in conjunction with the configuration mode of above three kind of second electrical substrate/second light emitting diode, and is provided with three second electrical substrate 60,60 ', 60 " with three group of second light emitting diode 70,70 ', 70 ".Therefore, the photocatalyst material of coating on the fin 502 can be by second light emitting diode 70,70 ', 70 " ultraviolet catalytic that sends and decompose airborne organic substance, reach the effect that purifies air.
With reference to Fig. 7, Fig. 7 is the constitutional diagram of the 5th embodiment of photocatalyst lamp of the present invention.In photocatalyst lamp 5, second electrical substrate, 60 cyclic ligands place the periphery of these fin 502 integral body, dispose a plurality of second light emitting diodes 70 on it, and heat abstractor 50 ' do not include blower module 501 (with reference to Fig. 6).At this moment, fin 502 is first hole, 510 peripheries that are disposed at heat abstractor 50 ' with radial.In addition, the top of last shell 80 has a circular hollow bulb 801, and upward the lateral margin of shell 80 has a plurality of arc perforates 802, and the quantity of arc perforate 802 is corresponding to the quantity of power integrated circuit 90, simultaneously, the position of the housing 803 of last shell 80 lateral margins and power integrated circuit 90 in correspondence with each other.Therefore, outside air can carry out free convection with first hole 510 of heat abstractor 50 ' via the circular hollow bulb 801 at last shell 80 tops, the arc perforate 802 of lateral margin, and will get rid of to extraneous from the used heat of fin 502 loss.
Then, simultaneously with reference to Fig. 6 and Fig. 7.In the 5th embodiment; though second electrical substrate 60 is the peripheries that are disposed at these fin 502 integral body; but those skilled in the art also can be arranged at other position with second electrical substrate 60; for example on the inner ring of fin integral body, dispose one second electrical substrate 60 '; or in configuration one water conservancy diversion protection loam cake 100 on the heat abstractor 50 ' and on the lower surface of water conservancy diversion protection loam cake 100 ring-type dispose one second electrical substrate 60 "; simultaneously; in second electrical substrate 60 '; 60 " go up a plurality of second light emitting diodes 70 ' of configuration; 70 ", it can being shone coats the photocatalyst material on the fin 502 and produces the effect that purifies air.
In the present embodiment, though these fin 502 are with radial first hole, 510 peripheries that are disposed at, but those skilled in the art also can change with matrix and arrange or irregular arrangement mode is disposed at first hole, 510 peripheries with fin 502, thereby obtain the effect of heat radiation.In addition, in the present embodiment, though these fin 502 are plate fins, those skilled in the art also can use pin fins as shown in Figure 8 instead and it is disposed at the periphery of first hole 510.In Fig. 8,, but also can select to use cross section to be ellipse, rectangle or other polygonal pin fins though the cross section of these fin 502 is circular.Except in order to the heat radiation, use another advantage of pin fins to be, its more flexiblely alignment arrangements on heat abstractor 50 ', for example in Fig. 8, these fin 502 are to be disposed at first hole, 510 peripheries with radial, but those skilled in the art also can use matrix to arrange or other irregular arrangement mode disposes these fin 502.
In addition, among photocatalyst lamp, this blower module can be straight-down negative blower module or side air-exhaust type blower module, and both can produce different air flow paths respectively.With reference to Fig. 9, Figure 9 shows that the airflow direction schematic diagram of the photocatalyst lamp that uses side air-exhaust type blower module earlier.In photocatalyst lamp 6, blower module 501 is a side air-exhaust type blower module.At this moment, air-flow 520 is entered by first hole 510 (with reference to Fig. 6) of blower module 501 residing heat abstractors 50, by flow through air flow path between the fin 502 of blower module 501 works done, take away the heat energy that first light emitting diode 40 (with reference to Fig. 6), second light emitting diode 70 are produced simultaneously, at last by arc perforate 802 loss of the circular hollow bulb 801 at last shell 80 tops and lateral margin to extraneous.Then with reference to Figure 10, Figure 10 shows that the photocatalyst lamp that uses the straight-down negative blower module the airflow direction schematic diagram.In photocatalyst lamp 7, blower module 501 is a straight-down negative blower module.At this moment, air-flow 520 is mainly entered by the arc perforate 802 of last shell 80 lateral margins, then flow through air flow path between the fin 502, take away the heat energy that first light emitting diode 40 (with reference to Fig. 6), second light emitting diode 70 are produced simultaneously, and by blower module 501 works done and from circular hollow bulb 801 loss at last shell 80 tops to external environment.
In above-mentioned photocatalyst lamp 6,7; it is not equipped with water conservancy diversion protection loam cake 100; but those skilled in the art also can install water conservancy diversion protection loam cake 100 on demand on blower module 501; except that further steering current 520, also can reach the effect of protection photocatalyst lamp 6,7 intrawares.
Because the configuration structure of the installing of blower module 501 and collocation fin 502, water conservancy diversion protection loam cake 100 can make photocatalyst lamp reach preferable forced convertion, so radiating effect can significantly promote.Moreover because the catalytic reaction of photocatalyst material only takes place at its coating surface place basically, and the effect of forced convertion can be strengthened the effect of air circulation, therefore the improved efficiency that photocatalyst material is purified air.
In photocatalyst lamp 1～7 of the present invention, photocatalyst material is the mixture (Pt/TiO of titanium dioxide or titanium dioxide and platinum
2), it is to utilize solution spraying method or chemical vapor deposition method and coat on these fin 502.In addition, second light emitting diode 70,70 ', 70 " the ultraviolet wavelength scope sent is between 300-400nm.Because the energy gap of titanium dioxide is 3.2 electron-volts, its pairing wavelength is about 387nm, therefore second light emitting diode 70,70 ', 70 " the ultraviolet light preferred wavelength scope sent is between 360-390nm.Moreover, second light emitting diode 70,70 ', 70 " material for example be InGaN, aluminium gallium nitride alloy or aluminium nitride.In addition, first electrical substrate 30 can be general common fibre-glass printed circuit board or the preferable ceramic substrate of thermal conductivity, for example aluminium oxide ceramic substrate.
In the present invention, photocatalyst material can be the mixture of titanium dioxide and platinum.Because the lifting of reaction temperature helps to increase Pt/TiO
2The conversion ratio of catalytic decomposition organic substance.For example: when temperature is promoted to 90 ℃ by 32 ℃, Pt/TiO
2The conversion ratio of catalytic decomposition ethene is promoted near 100% by 9%.In addition, because platinum is originally as a kind of hot catalyst, so platinum is except the usefulness of the light-catalyzed reaction that can promote titanium dioxide, simultaneously can be under the situation that improves reaction temperature, utilize the hot catalyst property of platinum itself and increase the resolution of organic substance, promptly have synergy (Synergistic effect) and take place, the help in front is arranged for the lifting of reaction rate.Therefore, in photocatalyst lamp, Pt/TiO
2Be applied on fin, and fin can be in order to conduction used heat that light emitting diode produced, this moment Pt/TiO
2Can make full use of the heat energy that light emitting diode produces, increase the decomposition rate of organic substance.
In addition, photocatalyst lamp of the present invention can be applicable to the different situations of using such as room lighting, outdoor lighting and medical environment.In the use situation of room lighting, photocatalyst lamp can be installed on the installation site of conventional lamp, so can have good illuminating effect concurrently and advantage such as purify air efficiently.
In sum because photocatalyst lamp of the present invention is a photocatalyst material and the combining of light fixture, but not as general air purifier need independence setting, thereby can save the space.Moreover, because second light emitting diode can send ultraviolet light and the catalysis photocatalyst material, so can decompose airborne organic substance or pathogeny body.In addition, photocatalyst material is coated on the fin, thereby the used heat that can utilize light emitting diode to produce improves the reaction rate of photocatalyst material decomposing organic matter matter.In addition, by the forced convertion effect of blower module, the improved efficiency that can make photocatalyst material purify air.Therefore, photocatalyst lamp of the present invention can have good illuminating effect concurrently, purifies air more efficiently and save effects such as space.
The present invention illustrates as above with embodiment, but it is not in order to limit claim protection domain of the presently claimed invention.Its scope of patent protection when on following claim and etc. same domain decide.All those skilled in the art, in not breaking away from this patent spirit or scope, change of being done or modification all belong to the equivalence of being finished under the spirit disclosed in this invention and change or design, and should be included in the protection domain of appended claims.
Claims (8)
1. photocatalyst lamp, this photocatalyst lamp comprises:
One heat abstractor, this heat abstractor includes a plurality of fin, and the central authorities of this heat abstractor have one first hole, and described fin arrangement is in the first hole periphery;
One first electrical substrate, this first electrical substrate are disposed at this heat abstractor below, and the central authorities of this first electrical substrate have one second hole, and this second hole is corresponding mutually with first hole; And
A plurality of first light emitting diodes, described first light emitting diode can send visible light and be disposed on this first electrical substrate;
It is characterized in that this photocatalyst lamp further comprises:
One second electrical substrate;
Photocatalyst material, this photocatalyst material are to coat on the described fin; And
A plurality of second light emitting diodes, this second light emitting diode is disposed on this second electrical substrate, thereby and this second light emitting diode can send this photocatalyst material of ultraviolet light catalysis.
2. photocatalyst lamp as claimed in claim 1, wherein this heat abstractor further comprises a blower module, this blower module is disposed at the position of first hole of this heat abstractor, and this blower module can be straight-down negative or side air-exhaust type.
3. photocatalyst lamp as claimed in claim 1, wherein this photocatalyst material is the mixture of titanium dioxide or titanium dioxide and platinum.
4. photocatalyst lamp as claimed in claim 3, the ultraviolet wavelength scope that wherein said second light emitting diode is sent is between 360-390nm.
5. photocatalyst lamp as claimed in claim 2; wherein this second electrical substrate is between the inner edge of the side of periphery, this blower module of the cyclic ligand inner edge that places described fin integral body, described fin integral body and described fin integral body or on the lower surface of this water conservancy diversion protection loam cake, and described second light emitting diode is towards described fin.
6. photocatalyst lamp as claimed in claim 2, wherein this second electrical substrate is fibre-glass printed circuit board, flexible printed circuit or aluminium oxide ceramic substrate.
7. photocatalyst lamp as claimed in claim 1 or 2; wherein this photocatalyst lamp further includes water conservancy diversion protection loam cake; the central authorities of this water conservancy diversion protection loam cake are a circular hollow bulb and are disposed on the heat abstractor, and the circular hollow bulb of water conservancy diversion protection loam cake is corresponding mutually with first hole.
8. photocatalyst lamp as claimed in claim 2, wherein said fin is plate fin or pin fins, and the cross section of this fin is rectangle, circle or oval and arrange with radial or matrix and to be disposed at this first hole periphery or blower module periphery.
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|---|---|---|---|
| CNA2008101115312A CN101598268A (en) | 2008-06-05 | 2008-06-05 | Photocatalyst lamp |
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|---|---|---|---|
| CNA2008101115312A CN101598268A (en) | 2008-06-05 | 2008-06-05 | Photocatalyst lamp |
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2008
- 2008-06-05 CN CNA2008101115312A patent/CN101598268A/en active Pending
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