CN101636010A - Hollow heat source - Google Patents

Hollow heat source Download PDF

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Publication number
CN101636010A
CN101636010A CN200810142528A CN200810142528A CN101636010A CN 101636010 A CN101636010 A CN 101636010A CN 200810142528 A CN200810142528 A CN 200810142528A CN 200810142528 A CN200810142528 A CN 200810142528A CN 101636010 A CN101636010 A CN 101636010A
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CN
China
Prior art keywords
heat source
heating
zone
hollow heat
hollow
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
CN200810142528A
Other languages
Chinese (zh)
Inventor
刘锴
冯辰
姜开利
范守善
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.)
Tsinghua University
Hongfujin Precision Industry Shenzhen Co Ltd
Original Assignee
Tsinghua University
Hongfujin Precision Industry Shenzhen 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 Tsinghua University, Hongfujin Precision Industry Shenzhen Co Ltd filed Critical Tsinghua University
Priority to CN200810142528A priority Critical patent/CN101636010A/en
Priority to US12/456,071 priority patent/US20100126985A1/en
Priority to EP20090164766 priority patent/EP2157831A3/en
Priority to KR1020090063076A priority patent/KR101195273B1/en
Priority to US12/460,868 priority patent/US20090321421A1/en
Priority to US12/460,854 priority patent/US20090321420A1/en
Priority to US12/460,817 priority patent/US20100108664A1/en
Priority to US12/460,852 priority patent/US20100140258A1/en
Priority to US12/460,851 priority patent/US20090321418A1/en
Priority to US12/460,853 priority patent/US20090321419A1/en
Priority to US12/460,867 priority patent/US20090314765A1/en
Priority to US12/460,848 priority patent/US20100000985A1/en
Priority to US12/460,859 priority patent/US20100000989A1/en
Priority to US12/460,850 priority patent/US20100140257A1/en
Priority to US12/460,855 priority patent/US20100000987A1/en
Priority to US12/460,869 priority patent/US20100139845A1/en
Priority to US12/460,858 priority patent/US20100000988A1/en
Priority to US12/460,870 priority patent/US20100000990A1/en
Priority to US12/460,849 priority patent/US20100000986A1/en
Priority to US12/460,871 priority patent/US20100230400A1/en
Priority to JP2009174785A priority patent/JP5175249B2/en
Priority to US12/462,153 priority patent/US20100000669A1/en
Priority to US12/462,155 priority patent/US20100140259A1/en
Priority to US12/462,188 priority patent/US20100139851A1/en
Priority to US12/655,507 priority patent/US20100122980A1/en
Publication of CN101636010A publication Critical patent/CN101636010A/en
Priority to US12/658,182 priority patent/US20100147827A1/en
Priority to US12/658,184 priority patent/US20100147828A1/en
Priority to US12/658,198 priority patent/US20100147830A1/en
Priority to US12/658,237 priority patent/US20100154975A1/en
Priority to US12/658,193 priority patent/US20100147829A1/en
Priority to US12/660,356 priority patent/US20110024410A1/en
Priority to US12/660,820 priority patent/US20100163547A1/en
Priority to US12/661,165 priority patent/US20100170891A1/en
Priority to US12/661,110 priority patent/US20100218367A1/en
Priority to US12/661,150 priority patent/US20100170890A1/en
Priority to US12/661,133 priority patent/US20100200568A1/en
Priority to US12/661,115 priority patent/US20100200567A1/en
Priority to US12/661,926 priority patent/US20100187221A1/en
Priority to US12/750,186 priority patent/US20100180429A1/en
Priority to JP2012238861A priority patent/JP5778113B2/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/54—Heating elements having the shape of rods or tubes flexible
    • H05B3/56—Heating cables
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/46—Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
    • H05B2214/04—Heating means manufactured by using nanotechnology

Abstract

A hollow heat source comprises a hollow substrate, a heating layer and at least two electrodes, wherein, the heating layer is arranged on the surface of the hollow substrate; the two electrodes are arranged at intervals and are electrically connected with the heating layer respectively; the heating layer comprises at least a carbon nano tube long-line structure.

Description

Hollow heat source
Technical field
The present invention relates to a kind of hollow heat source, relate in particular to a kind of hollow heat source based on carbon nano-tube.
Background technology
Thermal source plays an important role in people's production, life, scientific research.Hollow heat source is a kind of of thermal source, its characteristics are that hollow heat source has a hollow-core construction, heated material is arranged in this hollow-core construction hollow object is heated, therefore, hollow heat source can heat simultaneously to each position of heated material, and it is higher to heat wide, homogeneous heating and efficient.Hollow heat source successfully is used for industrial circle, scientific research field or sphere of life etc., as factory's pipeline, laboratory furnace or kitchen tools roaster etc.
The basic structure of hollow heat source generally includes substrate and is arranged on suprabasil electrothermal layer, produces temperature rising and then the heating object that Joule heat makes electrothermal layer by feed electric current in electrothermal layer.The electrothermal layer of existing hollow heat source adopts wire usually, forms by the mode of laying or twine as chromenickel wire, copper wire, molybdenum filament or tungsten filament etc.Yet adopt wire to have following shortcoming as electrothermal layer: one, wire surface are oxidized easily, cause local electrical resistance to increase, thereby be blown, so useful life is short; Its two, wire is grey-body radiation, therefore, radiation efficiency is low, radiation length is short, and radiation is inhomogeneous; Its three, density of wires is bigger, weight is big, uses inconvenience.
Advantages such as be to solve the problem that wire exists as electrothermal layer, carbon fiber is because it has good black body radiation performance, and density is little become the focus of electrothermal layer investigation of materials.Carbon fiber is during as electrothermal layer, and the form with carbon fiber paper exists usually.Described carbon fiber paper comprises paper base material and is distributed in asphalt base carbon fiber in this paper base material in a jumble.Wherein, paper base material comprises the mixture of cellulose fiber peacekeeping resin etc., and the diameter of asphalt base carbon fiber is the 3-6 millimeter, and length is the 5-20 micron.
Yet adopt carbon fiber paper to have following shortcoming as zone of heating: one, carbon fiber paper thickness is bigger, is generally tens microns, makes hollow heat source be difficult for making microstructure, can't be applied to the heating of microdevice.Its two owing to comprised paper base material in this carbon fiber paper, so the density of this carbon fiber paper is bigger, weight is big, make to adopt the hollow heat source of this carbon fiber paper use inconvenience.Its three flexible relatively poor because the asphalt base carbon fiber in this carbon fiber paper distributes in a jumble so the intensity of this carbon fiber paper is less, break easily, having limited it should have scope.Its four, the electric conversion efficiency of carbon fiber paper is lower, is unfavorable for energy-conserving and environment-protective.
In view of this, necessaryly provide a kind of hollow heat source, this hollow heat source efficiency of heating surface height, strength and toughness is big, the life-span is long, cost is lower, can be applicable to the both macro and micro device, and the practical application performance is good.
Summary of the invention
A kind of hollow heat source, it comprises: a hollow base; One zone of heating, this zone of heating is arranged at the surface of hollow base; And at least two electrode gap settings, and be electrically connected with this zone of heating respectively, wherein, described zone of heating comprises at least one carbon nanotube long line structure.
Compared with prior art, described hollow heat source has the following advantages: the first, and the diameter of carbon nanotube long line structure can be controlled at macroscopic view or microcosmic scope, both can be applied to macroscopical field and also can be applied to microscopic fields.The second, carbon nano-tube has littler density than carbon fiber, so, adopt carbon nanotube long line structure of hollow thermal source to have lighter weight, easy to use.The 3rd, the electric conversion efficiency height of carbon nano-tube, thermal resistivity is low, so this hollow heat source has the characteristics rapid, that thermo-lag is little, rate of heat exchange is fast that heat up.
Description of drawings
The structural representation of the hollow heat source that Fig. 1 is provided for the technical program first embodiment.
Fig. 2 is the generalized section of Fig. 1 along the II-II line.
Fig. 3 is the stereoscan photograph of carbon nanotube long line of the fascicular texture of the technical program embodiment.
Fig. 4 is the stereoscan photograph of carbon nanotube long line of the twisted wire structure of the technical program embodiment.
The structural representation of the hollow heat source that Fig. 5 is provided for the technical program second embodiment.
Fig. 6 is the generalized section of Fig. 5 along the VI-VI line.
The structural representation of the hollow heat source that Fig. 7 is provided for the technical program the 3rd embodiment.
Fig. 8 is the generalized section of Fig. 7 along the VIII-VIII line.
Embodiment
Describe the technical program hollow heat source in detail below with reference to accompanying drawing.
See also Fig. 1 and Fig. 2, the technical program first embodiment provides a kind of hollow heat source 100, and this hollow heat source 100 comprises a hollow base 102; One zone of heating 104, this zone of heating 104 is arranged at the inner surface of this hollow base 102; One reflector 108, this reflector 108 is positioned at the periphery of zone of heating 104, is arranged at the outer surface of this hollow base 102; One first electrode 110 and one second electrode, 112, the first electrodes 110 and second electrode 112 are arranged at intervals at the surface of zone of heating 104, and are electrically connected with zone of heating 104 respectively; One insulating protective layer 106, this insulating protective layer 106 is arranged at the inner surface of zone of heating 104.
The material of described hollow base 102 is not limit, and is used to support zone of heating 104, can be hard material, as: pottery, glass, resin, quartz, plastics etc.Hollow base 102 can also be selected flexible material, as: resin, rubber, plastics or flexible fiber etc.When hollow base 102 was flexible material, this hollow heat source 100 can be bent into arbitrary shape in use as required.The shape size of described hollow base 102 is not limit, and it has a hollow-core construction and gets final product, and can be tubulose, spherical, rectangular-shaped etc., can be full-closed structure, can be semi-closed structure yet, and it specifically can change according to actual needs.The shape of the cross section of hollow base 102 is not also limit, and can be circle, arc, rectangle etc.In the present embodiment, hollow base 102 is a hollow ceramic pipe, and its cross section is a circle.
Described zone of heating 104 is arranged at the inner surface of hollow base 102, is used for to the heating of the inner space of hollow base 102.Described zone of heating 104 comprises a plurality of carbon nanotube long line structures.Described a plurality of carbon nanotube long line parallelism structural is laid, and perhaps intersection is layed in the inner surface of described hollow base 102.Wherein, the angle of intersecting between the carbon nanotube long line structure is not limit.Distance between described adjacent two parallel carbon nanotube long line structures is less than 30 microns.In the present embodiment, the distance of preferred adjacent two parallel carbon nanotube long line spacing structures is 20 microns.The mode that is appreciated that described a plurality of carbon nanotube long line structural arrangement or laying is not limit, and only need guarantee to form a uniform heating layer 104 and get final product.Further, in the described zone of heating 104 to small part carbon nanotube long line structure along being layed in described hollow base 102 inner surfaces to the direction that second electrode 112 extends, with the electric current maximum of the carbon nanotube long line structure of guaranteeing to flow through from described first electrode 110.The carbon nanotube long line structure that described intersection is laid has good toughness and self-supporting, so hollow heat source 100 has long useful life.The thickness of described zone of heating 16 is 3 millimeters～25 millimeters.
Described carbon nanotube long line structure comprises at least one carbon nanotube long line.Fascicular texture that described carbon nanotube long line structure is made up of the many carbon nanotube long line that are parallel to each other or the twisted wire structure of forming by the carbon nanotube long line that many mutual spirals twine.The diameter of described carbon nanotube long line structure is 20 microns～2 millimeters, and its size is by the radical and the diameter decision of carbon nanotube long line, and the diameter of carbon nanotube long line is big more, radical is many more, the diameter of carbon nanotube long line structure is big more, otherwise the diameter of carbon nanotube long line structure is more little.The length scale of described carbon nanotube long line structure is by the length scale decision of carbon nanotube long line.The fascicular texture that the structure of carbon nanotube long line described in the present embodiment is made up of many carbon nanotube long line, diameter are 50 microns.
See also Fig. 3 and Fig. 4, fascicular texture or twisted wire structure that described carbon nanotube long line is made up of a plurality of end to end carbon nano-tube bundles.Described carbon nanotube long line comprises the carbon nano-tube that is arranged of preferred orient along the axial direction of carbon nanotube long line.Particularly, the carbon nanotube long line of described fascicular texture can be handled described carbon nano-tube film by organic solvent, perhaps obtains by the carbon nano pipe array that directly pulls narrower width.Carbon nano-tube is arranged in parallel along the axial direction of carbon nanotube long line in this carbon nanotube long line.The long line of described twisted wire structure carbon nano tube can apply mechanical external force and reverse acquisition by the carbon nanotube long line to fascicular texture.After reversing in this carbon nanotube long line carbon nano-tube along the axial direction helical arrangement of carbon nanotube long line.
The diameter of described carbon nanotube long line is relevant with the size of the substrate that length and carbon nano pipe array are grown.Can make according to the actual requirements.In the present embodiment, adopt vapour deposition process at 4 inches the super in-line arrangement carbon nano pipe array of substrate grown.The diameter of described carbon nanotube long line is 1 micron～100 microns, and length is 50 millimeters～100 millimeters.
Carbon nano-tube in the described carbon nanotube long line structure is Single Walled Carbon Nanotube, double-walled carbon nano-tube or multi-walled carbon nano-tubes.When the carbon nano-tube in the described carbon nanotube long line structure was Single Walled Carbon Nanotube, the diameter of this Single Walled Carbon Nanotube was 0.5 nanometer～50 nanometers.When the carbon nano-tube in the described carbon nanotube long line structure was double-walled carbon nano-tube, the diameter of this double-walled carbon nano-tube was 1.0 nanometers～50 nanometers.When the carbon nano-tube in the described carbon nanotube long line structure was multi-walled carbon nano-tubes, the diameter of this multi-walled carbon nano-tubes was 1.5 nanometers～50 nanometers.
Described first electrode 110 and second electrode 112 are provided with, and are electrically connected with zone of heating 104 respectively at interval.First electrode 110 and second electrode 112 can be arranged on the same surface of zone of heating 104 and also can be arranged on the different surfaces of zone of heating 104.Described first electrode 110 and second electrode 112 can be arranged on the surface of this zone of heating 104 by the viscosity or the conductive adhesive (figure does not show) of carbon nanotube layer.Conductive adhesive also can be fixed in first electrode 110 and second electrode 112 on the surface of carbon nanotube layer when realizing that first electrode 110 and second electrode 112 electrically contact with carbon nanotube layer better.Can apply voltage to zone of heating 104 by this first electrode 110 and second electrode 112.Wherein, the setting of being separated by between first electrode 110 and second electrode 112 avoids short circuit phenomenon to produce so that insert certain resistance when adopting zone of heating 104 heating powers of carbon nanotube layer.Preferably, first electrode 110 and second electrode 112 are arranged at intervals at the two ends of hollow base 102, and around the surface that is arranged at zone of heating 104.
Described first electrode 110 and second electrode 112 are conductive film, sheet metal or metal lead wire.The material of this conductive film can be metal, alloy, indium tin oxide (ITO), antimony tin oxide (ATO), conductive silver glue, conducting polymer etc.This conductive film can be formed at zone of heating 104 surfaces by physical vaporous deposition, chemical vapour deposition technique or other method.The material of this sheet metal or metal lead wire can be copper sheet or aluminium flake etc.This sheet metal can be fixed in zone of heating 104 surfaces by conductive adhesive.
Described first electrode 110 and second electrode 112 can also be a carbon nano tube structure.This carbon nano tube structure is arranged at the outer surface of zone of heating 104.This carbon nano tube structure can be by viscosity or the conductive adhesive outer surface that is fixed in zone of heating 104 of himself.This carbon nano tube structure comprises and aligning and equally distributed metallic carbon nanotubes.Particularly, this carbon nano tube structure comprises at least one ordered carbon nanotube film or at least one carbon nanotube long line.
In the present embodiment, preferably, two ordered carbon nanotube films are arranged at two ends along hollow base 102 length directions respectively as first electrode 110 and second electrode 112.These two ordered carbon nanotube films are surrounded on the outer surface of zone of heating 104, and electrically contact by forming between conductive adhesive and the zone of heating 104.Described conductive adhesive is preferably elargol.Because the zone of heating 104 in the present embodiment also adopts carbon nanotube layer, so have less ohmic contact resistance between first electrode 110 and second electrode 112 and the zone of heating 104, can improve the utilance of 100 pairs of electric energy of hollow heat source.
Described reflector 108 is used to reflect the heat that zone of heating 104 is sent, and it is heated hollow base 102 inner spaces effectively.Reflector 108 is positioned at zone of heating 104 peripheries, and in the present embodiment, reflector 108 is arranged at the outer surface of hollow base 102.The material in reflector 108 is a white insulating material, as: metal oxide, slaine or pottery etc.Reflector 108 is arranged at the outer surface of hollow base 102 by the method for sputter or coating.In the present embodiment, the material in reflector 108 is preferably alundum (Al, and its thickness is 100 microns-0.5 millimeter.This reflector 108 is deposited on this hollow base 102 outer surfaces by the method for sputter.Be appreciated that but this reflector 108 is a choice structure, when hollow heat source 100 did not comprise the reflector, this hollow heat source 100 also can be used for external heating.
Described insulating protective layer 106 is used for preventing that this hollow heat source 100 from electrically contacting with external world's formation in use, can also prevent the carbon nanotube layer absorption introduced contaminants in the zone of heating 104 simultaneously.In the present embodiment, insulating protective layer 106 is arranged at the inner surface of zone of heating 104.The material of described insulating protective layer 106 is an insulating material, as: rubber, resin etc.Described insulating protective layer 106 thickness are not limit, and can select according to actual conditions.Preferably, the thickness of this insulating protective layer 106 is the 0.5-2 millimeter.This insulating protective layer 106 can be formed at the surface of zone of heating 104 by the method for coating or sputter.Be appreciated that but described insulating protective layer 106 is a choice structure.
The hollow heat source 100 that present embodiment provided specifically may further comprise the steps when using: an object to be heated is provided; Object to be heated is arranged at the center of this hollow heat source 100; Hollow heat source 100 is connected the supply voltage that lead inserts 1 volt-20 volts by first electrode 110 with second electrode 112 after, heating power is 1 watt-40 watt-hour, and this hollow heat source can give off wavelength than the electromagnetic wave of growing.The temperature of measuring zone of heating 104 surfaces of finding this hollow heat source 100 by temperature measuring set infrared radiation thermometer AZ8859 is 50 ℃-500 ℃, the heating heated material.As seen, this carbon nanotube layer has higher electric conversion efficiency.Because the heat on zone of heating 104 surfaces passes to heated material with thermal-radiating form, heats can not realize the even heating to heated material because of various piece in the heated material because produce bigger difference apart from the difference of hollow heat source 100.For object with black matrix structure, when being 200 ℃-450 ℃, its pairing temperature just can send thermal radiation invisible to the human eye (infrared ray), and the thermal radiation of this moment is the most stable, most effective, the thermal radiation heat maximum that is produced.
This hollow heat source 100 can directly contact it or itself and heated object are provided with at interval with body surface to be heated in use, utilizes its thermal radiation to heat.This hollow heat source 100 can be widely used in as factory's pipeline, laboratory furnace or kitchen tools roaster etc.
The hollow heat source 100 that is provided in the present embodiment has the following advantages: one, and zone of heating 104 is a carbon nanotube layer, carbon nano-tube has strong corrosion resistance, and it can be worked in sour environment; Its two, carbon nano-tube is than high 100 times with the hardness of steel of volume, weight but have only its 1/6, so, adopt the hollow heat source 100 of carbon nano-tube to have higher intensity and lighter weight; Its three, the diameter of carbon nanotube long line structure can be controlled at macroscopic view or microcosmic scope, both can be applied to macroscopical field and also can be applied to microscopic fields; Its four, the electric conversion efficiency height of carbon nano-tube, thermal resistivity is low, so this hollow heat source have heat up rapidly, thermo-lag is little, rate of heat exchange is fast characteristics.
See also Fig. 5 and Fig. 6, the technical program second embodiment provides a kind of hollow heat source 200, and this hollow heat source 200 comprises a hollow base 202; One zone of heating 204, this zone of heating 204 is arranged at the inner surface of this hollow base 202; One reflector 208, this reflector 208 is positioned at the periphery of zone of heating 204; One first electrode 210 and one second electrode, 212, the first electrodes 210 and second electrode 212 are arranged at intervals at the surface of zone of heating 204, and are electrically connected with zone of heating 204 respectively; One insulating protective layer 206, this insulating protective layer 206 is arranged at the inner surface of zone of heating 104.The structure of the hollow heat source 100 that the hollow heat source 200 that is provided among second embodiment and first embodiment are provided is basic identical, and its difference is that reflector 208 is arranged between hollow base 202 and the zone of heating 204, is positioned at the outer surface of zone of heating 104.The structure and material of described hollow base 202, zone of heating 204, reflector 208, first electrode 210 and second electrode 212 is identical with first embodiment.
See also Fig. 7 and Fig. 8, the technical program the 3rd embodiment provides a kind of hollow heat source 300, and this hollow heat source 300 comprises a hollow base 302; One zone of heating 304; One reflector 208; One first electrode 210 and one second electrode, 212, the first electrodes 210 and second electrode 212 are arranged at intervals at the surface of zone of heating 204, and are electrically connected with zone of heating 204 respectively.The hollow heat source 300 among the 3rd embodiment and the structure of the hollow heat source 100 among first embodiment are basic identical; its difference is; this zone of heating 304 is arranged at the outer surface of this hollow base 202; this reflector 208 is arranged at the outer surface of zone of heating 304; because zone of heating 304 is arranged between hollow base 302 and the reflector 208; therefore, need not insulating protective layer, and zone of heating 304 is different with the position in reflector 308.The structure and material in the described hollow base 302 among the 3rd embodiment, zone of heating 304, reflector 308 is identical with first embodiment.
In addition, those skilled in the art also can do other variations in spirit of the present invention, and certainly, the variation that these are done according to spirit of the present invention all should be included within the present invention's scope required for protection.

Claims (18)

1. hollow heat source, it comprises:
One hollow base;
One zone of heating, this zone of heating is arranged at the surface of hollow base; And
At least two electrode gap settings and being electrically connected with zone of heating respectively;
It is characterized in that described zone of heating comprises at least one carbon nanotube long line structure.
2. hollow heat source as claimed in claim 1 is characterized in that described hollow heat source further comprises a reflector, and described reflector is arranged at the periphery of zone of heating.
3. hollow heat source as claimed in claim 2 is characterized in that described hollow heat source further comprises an insulating protective layer, and this insulating protective layer is arranged at the surface of zone of heating.
4. hollow heat source as claimed in claim 3 is characterized in that described zone of heating is arranged at the outer surface of hollow base, and described reflector is arranged at the outer surface of zone of heating, and zone of heating is between hollow base and reflector.
5. hollow heat source as claimed in claim 3 is characterized in that described zone of heating is arranged at the inner surface of hollow base, and described reflector is arranged at the outer surface of hollow base, and described insulating protective layer is arranged at the inner surface of zone of heating.
6. hollow heat source as claimed in claim 3 is characterized in that described zone of heating is arranged at the inner surface of hollow base, and described reflector is arranged between zone of heating and the hollow base, and described insulating protective layer is arranged at the inner surface of zone of heating.
7. hollow heat source as claimed in claim 2 is characterized in that, the material in described reflector is metal oxide, slaine or pottery, and its thickness is 100 microns～0.5 millimeter.
8. hollow heat source as claimed in claim 1 is characterized in that, described zone of heating comprises a plurality of carbon nanotube long line parallelism structurals or arranged in a crossed manner in the surface of hollow base.
9. hollow heat source as claimed in claim 1 is characterized in that, described carbon nanotube long line structure comprises at least one carbon nanotube long line.
10. hollow heat source as claimed in claim 9 is characterized in that, described carbon nanotube long line structure fascicular texture or the twisted wire structure that many carbon nanotube long line are formed of serving as reasons.
11. hollow heat source as claimed in claim 9 is characterized in that, described carbon nanotube long line comprises a plurality of carbon nano-tube that join end to end and be arranged of preferred orient.
12. hollow heat source as claimed in claim 11 is characterized in that, a plurality of carbon nano-tube in the described carbon nanotube long line are arranged in parallel or helical arrangement along the axial direction of carbon nanotube long line.
13. hollow heat source as claimed in claim 11 is characterized in that, connects by Van der Waals force between a plurality of carbon nano-tube in the described carbon nanotube long line.
14. hollow heat source as claimed in claim 11 is characterized in that, the length of described carbon nano-tube is greater than 100 microns, and diameter is less than 50 nanometers.
15. hollow heat source as claimed in claim 9 is characterized in that, the diameter of described carbon nanotube long line is 1 nanometer-100 micron.
16. hollow heat source as claimed in claim 1 is characterized in that, described at least two electrodes are arranged on the same surface or the different surfaces of zone of heating.
17. hollow heat source as claimed in claim 1 is characterized in that, the material of described at least two electrodes is metal, alloy, indium tin oxide, conductive silver glue, conducting polymer or conductive carbon nanotube.
18. hollow heat source as claimed in claim 1 is characterized in that, the material of described hollow base is flexible material or hard material, and described flexible material is plastics or flexible fiber, and described hard material is pottery, glass, resin, quartz.
CN200810142528A 2008-06-07 2008-07-25 Hollow heat source Pending CN101636010A (en)

Priority Applications (40)

Application Number Priority Date Filing Date Title
CN200810142528A CN101636010A (en) 2008-07-25 2008-07-25 Hollow heat source
US12/456,071 US20100126985A1 (en) 2008-06-13 2009-06-11 Carbon nanotube heater
EP20090164766 EP2157831A3 (en) 2008-07-11 2009-07-07 Hollow heater
KR1020090063076A KR101195273B1 (en) 2008-07-11 2009-07-10 Three-dimensional heat source
US12/460,871 US20100230400A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,854 US20090321420A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,817 US20100108664A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,852 US20100140258A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,851 US20090321418A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,853 US20090321419A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,867 US20090314765A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,848 US20100000985A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,859 US20100000989A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,850 US20100140257A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,855 US20100000987A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,869 US20100139845A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,858 US20100000988A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,870 US20100000990A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,849 US20100000986A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,868 US20090321421A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
JP2009174785A JP5175249B2 (en) 2008-07-25 2009-07-27 Hollow heat source
US12/462,155 US20100140259A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/462,188 US20100139851A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/462,153 US20100000669A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/655,507 US20100122980A1 (en) 2008-06-13 2009-12-31 Carbon nanotube heater
US12/658,182 US20100147827A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/658,184 US20100147828A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/658,198 US20100147830A1 (en) 2008-06-07 2010-02-04 Carbon nanotube heater
US12/658,237 US20100154975A1 (en) 2008-06-13 2010-02-04 Carbon Nanotube heater
US12/658,193 US20100147829A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/660,356 US20110024410A1 (en) 2008-06-13 2010-02-25 Carbon nanotube heater
US12/660,820 US20100163547A1 (en) 2008-06-13 2010-03-04 Carbon nanotube heater
US12/661,165 US20100170891A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,115 US20100200567A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,110 US20100218367A1 (en) 2008-06-13 2010-03-11 Method for making carbon nanotube heater
US12/661,150 US20100170890A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,133 US20100200568A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,926 US20100187221A1 (en) 2008-06-13 2010-03-25 Carbon nanotube hearter
US12/750,186 US20100180429A1 (en) 2008-06-13 2010-03-30 Carbon nanotube heater
JP2012238861A JP5778113B2 (en) 2008-07-25 2012-10-30 Hollow heat source

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