CN104595968A - Portable multi-energy and multi-use heater made of shaped composite phase-change materials - Google Patents
Portable multi-energy and multi-use heater made of shaped composite phase-change materials Download PDFInfo
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- CN104595968A CN104595968A CN201510049740.9A CN201510049740A CN104595968A CN 104595968 A CN104595968 A CN 104595968A CN 201510049740 A CN201510049740 A CN 201510049740A CN 104595968 A CN104595968 A CN 104595968A
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- warmer
- slotted eye
- electric heating
- heat
- heating element
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Abstract
The invention relates to the technical field of phase-change energy storage and usage, and particularly relates to a portable multi-heat source and multi-use heater made of shaped composite phase-change materials. The portable multi-heat source and multi-use heater made of the shaped composite phase-change materials comprises open-cell foamed aluminum plates of which porosity factors are 80% and densities are 0.5g/cm<3>; phase-change paraffin material of which melting point is 50-60 DEG C and melting heat is 200J/g, wherein the phase-change paraffin material is filled in a foamed aluminum hole; and a spare electric heating element inserted in the heater. The foamed aluminum plate is used for carrying, shaping, supporting and conducting heat; the paraffin is used as the working medium for phase-change heat storage and heat emission, and the electric heating element is adopted as spare energy. When being used, the electric heating element is inserted in the heater; when using other energies, the electric heating element is taken out and stored in spare bags.
Description
The present invention relates to phase-change accumulation energy and utilize technical field, be specifically related to the multi-heat source multipurpose carry-on band warmer that a kind of figuration composite phase-changing material makes, be called for short with warmer.
Background technology
Along with the raising of people's living standard, tourism, exploration, go back to nature the ability becoming fashion, to adapt under extreme weather conditions existence and work, and need to be equipped with oneself various lightweight, the emergent articles for use that volume is little of reply, wherein warmer is exactly one of them.As the people of outdoor life and work, to warmer for subsequent use with oneself, have following basic demand at least: one is that the warming and heat insulation time is long, not only Unit Weight store heat is large, and slow releasing; Two is the variations of warmer thermal source, and electric energy, solar energy, various fuel energy, poach, fire are baked all right; Three is lightweight, with other articles for use compared with, negligible; Four is have better mechanical mechanics property, can process be square, circular arc, and the shape oneself liked, is placed on any part of health, easily assembling, easily repairs, and can collide, wear-resisting durable, water-tight corrosion-proof, environmental protection friendly to people; Five is multipurposes, warm, can physiotherapy, various harsh weather can use; Six is elegant in appearance, has necessarily ornamental; Seven is that cost performance is suitable for.The warmer of the suitable field survivorship and work that simultaneously can meet above-mentioned seven conditions at present not yet goes on the market.
87209087 patent discloses a kind of Portable phase changed stove-heat material heater, it is characterized in that the materials such as outer Sales stainless sheet steel, vinyon make, inner inorganic hydrated salt used for heat-storage material, phase transition temperature 40-50 DEG C, after filling heat, 8 hours can be incubated in quilt, can be placed near heated kang, wall with flues, cooking stove or in solar energy hot water tank and fill heat.Although can use in territory, non-Electric region, 300 × 150 × 50 ㎜ that patent proposes
3the warmer of volume, about 5KG is calculated heavy according to material therefor, heating is subject to strict restriction, filling heat can not more than 60-80 DEG C etc., the measuring and calculating of the warmer volume provided according to patent, material therefor, about 5KG is heavy, and the inherent shortcomings such as inorganic hydrated salt does phase-change material, it is cold to exist, chromatography, need specially treated.
92104005.9 patent discloses a kind of external heat source heated type thermostatic phase-change heat-storage warmer, it is characterized in that making 18 × 13 × 2cm with aluminium alloy
3rectangle thermal conductive shell, the phase-change heat-storage material of filling magnesium nitrate hexahydrate, nine water aluminum nitrates formulas in interior, by diffusion heat transfer sheet transfer spreading heat, for preventing the chemical attack of phase-change material, thermal conductive shell inwall with diffusion heat transfer sheet applying heat-resistant insulation material and makees corrosion-inhibiting coating.This warmer directly can heat on stove fire.Or be placed on the kitchen range top and utilize waste-heat, also can put and heat in the hot water.When being placed in canvas bag, when environment temperature is 14 DEG C, the heating time dropping to 44 DEG C from 61 DEG C can reach 4 hours.Viewed from usability, meet field can with requiring, net weight about 1 kilogram, but from security, be not suitable for field and use, two serving matter are all oxidants, dangerous material, are corrosive, and cause burning with organic matter friction or impact energy, particularly directly heat with fire in airtight container and there is oxidisability nitrate solution, once exceed boiling point, become pressure vessel, have the harm causing blast.
200910170001X patent discloses a kind of portable warmer, it is characterized in that the heating temp adopting lithium cell charging Schema control PTC heater element, there is product with compact structure, volume little, lightweight (< 80 grams), easy to carry, the charging interval is short (within 2 hours, can be full of), the advantage such as heat time long (3-7 hour can be used continuously), but after lithium battery electric discharge, again charge again, need configure dedicated charger, still be unable to do without electricity, also have price problem.
At present, it is a feast for the eyes with heating product that market is supplied, and as hot-water bag, hand warmer, after ski shoe etc., although small volume and less weight, mostly based on electric heating, have electricity then clever, then give up without electricity, field uses certain limitation.
Summary of the invention
Object of the present invention just for eliminating the existing defect for field (open air) portable warmer and lacking, the warmer that a kind of foamed aluminium provided-paraffin fixed phase change composite energy-storage material makes, there is multiple-energy-source, multipurpose, light small and exquisite, suitable field (open air) live and work use with warmer.
For realizing the object of this patent exploitation, technical problem to be solved and technical scheme are:
The first, a kind of with warmer by porosity 80%, density 0.5g/cm
3the phase transformation olefin material that open celled foam aluminium sheet, the fusing point be filled in foamed aluminium board hole of left and right are 50-60 DEG C, heat of fusion is about 200J/g and the standby electricity thermal element composition be inserted in warmer; Foamed aluminium board plays carrier, setting, support, conductive force, and paraffin plays the operation medium of phase-change thermal storage and heat release, and electric heating element plays stand-by power source effect, during use, is inserted in warmer, when using other energy, is taken out and leave in spare bag.
The second, the preparation method with warmer has two, can optional one.Method one is by warmer designing requirement customize foams aluminium sheet, comprise physical dimension and the interior slotted eye filling heat generating member, slotted eye in closing with port lid, put into the liquid paraffin pond of about 80 DEG C, utilize the compatibility of foamed aluminium and paraffin, adopt THROUGH METHOD, liquid paraffin is filled to specific surface large, have in the foamed aluminium board in three-dimensional communication hole, after being full of, take out foamed aluminium board, after water or wind force cooled and solidified paraffin and surface treatment, remove closed trench hole, take out port lid, self-inspection electric heating element loads and unloads degree freely, freely, this patent product, not freely, use facility correction, scheme two orders foamed aluminium board by warmer physical dimension, puts into liquid paraffin pond, be full of foamed aluminium board hole, and after cooled and solidified, by warmer designing requirement, the interior slotted eye of processing loading, unloading heater element and port lid, make this patent product.
Three, with the electric heating element being used as stand-by power source use in warmer, can according to warmer type, the customization of inside groove pore geometry size or market purchasing, by user's instructions for use, be equipped with one or more power supply adaptors for 220V interchange, the galvanic socket of 36V, 12V, one or more heater elements of outfit correspondingly, as resistance wire, heating cable, TPC ceramic heating part, Electric radiant Heating Film, carbon crystalline substance, carbon fiber etc.Need the used time, put into the slotted eye of warmer, the not used time, put into spare bag, interior slotted eye is then according to the shape of electric heating element, be processed as circular slotted eye or pancake slotted eye, slotted eye number is determined according to warmer area, and can be device slotted eye, also can be the plural slotted eye of a device, for convenience of electric heating element loading, unloading, warmer inside groove pore geometry size is slightly larger than heat generating member physical dimension.
With existing with compared with warmer, there is following characteristics:
1. manufacture craft is simple.Can overall time shaping, also can from do, load and unload easy to maintenance, wear-resisting durable, heatproof is weather-proof, corrosion-resistant waterproof, be particularly suitable for field use;
2. have complementary advantages.Foamed aluminium and paraffin compound, can strengthen heat accumulation and the heat conduction function of paraffin, the inertia resistance produced because of the microcellular structure of foamed aluminium again and viscous drag, when stoping melted paraffin wax to external leakage, realize by the conversion of solid-liquid phase change to solid-solid phase transition material;
3. energy variation.Foamed aluminium softening point more than 600 DEG C, the boiling point 300-500 DEG C of paraffin, be applicable to utilizing various heating sources heating service device, except electric energy, hot water, low baking temperature can turn over roasting, the various ways such as the sun is exposed to the sun, UTILIZATION OF VESIDUAL HEAT IN, for field survivorship and work create basic condition;
4. lightweight.Under the prerequisite guaranteeing warming and heat insulation, realize the lightweight of warmer, now for the square warmer of different geometrical size (also can be circular), if whole holes of liquid paraffin filling foamed aluminium, atoleine solidification shrinkage rate is 20%, then calculate following dissimilar warmer weight, as shown in table 1:
The measuring and calculating weight table of the dissimilar warmer of table 1
As can be seen from Table 1, no matter be double-legged type, or the folded form of polylith combination, weight only has 1.2 kilograms, and the warmer of a Mobile phone type, only weigh 158 grams, suitable with the weight of a giant-screen mobile phone, all position heatings of any position of health can be placed on;
5. heat absorption is fast, and heat release is slow.Utilize the function of wax phase change volumetric expansion contraction and the mutual containing of foam aluminum pore heat-insulation and heat-preservation, the ideal effect that warmer heat absorption is fast and heat release is slow can be realized, heat source solid paraffin, volumetric expansion, increase the contact surface with foamed aluminium skeleton, improve the thermal conductivity factor of paraffin, make up the defect that paraffin thermal conductivity factor is low, according to related tests, porosity is that the Equivalent Thermal Conductivities of the foamed aluminium-paraffin composite of 90% can reach 7.4W/m.k, is 30 times of paraffin Equivalent Thermal Conductivities 0.24W/m.k; But when heat release, paraffin is solid-state by liquid conversion, and volume-diminished, forms countless micropores, play thermal insulation function, delay Exotherm Time in foam aluminum pore, and this specific function is by the test data of table 2 is confirmed:
Table 2 is with the foamed aluminium-paraffin composite phase change material Process of absorption or liberation of heat required time of weight with physical dimension volume
| Foam aluminum pore rate % | 54.81 | 60.25 | 64.37 | 69.74 |
| 24 DEG C are raised to 66 DEG C of heat absorptions required time (S) | 190S | 305S | 380S | 395S |
| Be down to 22 DEG C of heat release required time (S for 66 DEG C | 270S | 355S | 540S | 600S |
| Exotherm Time rate elongation % | 42.11 | 16.39 | 42.12 | 51.90 |
Can clearly find out from table 2, Exotherm Time extends, and is conducive to warmer and uses in the wild;
6. master many skills while specializing in one.This patent warmer is except the heating of various mode, can be used for physiotherapy, by folded form Qu Nuan Qi Bales at leg, waist does hot compress or cold compress uses, sizzler also can do cold drawing or cold compress bag uses, be about to plug the slotted eye repacking trash ice of heater element or dry ice or other cold storage agents, after freezing, just can make cooling system to use, at the night without any lighting installation, candle is inserted in slotted eye, during illumination, because of burning, paraffin in foamed aluminium can permeate to candle continually, extend lighting hours, also can as drown winter or polar bear lifesaving appliance use, one is that warmer proportion is lighter than water, only has 0.6g/cm
3left and right, can keep afloat, and two is that foamed aluminium and paraffin are all water insoluble, and its heat supply human body stored needs, and be the lifesaving appliance substitute used a kind of winter, in water, existing buoyancy is warm again.
7. friendly with people.Paraffin is hydrogen and carbon compound, foamed aluminium only has metallic aluminium and aluminium oxide, nontoxic to people, even if under high-temp combustion, oxygen effect in hydrogen and carbon and air in paraffin, generate water and carbon dioxide, foamed aluminium is softening or melt, and can not produce new material, even if at high temperature, only have the precipitation of vasoliniment, can not explode, fool proof and environmental protection.
Accompanying drawing explanation
Accompanying drawing 1 is that Mobile phone type is with warmer structure schematic diagram;
Accompanying drawing 2 is that palm type is with warmer structure schematic diagram;
Accompanying drawing 3 is that heart-type is with warmer structure schematic diagram.
Detailed description of the invention
In accompanying drawing 11 for physical dimension be the open celled foam aluminium sheet of 12 × 6.5 × 2 ㎝, 2 for being filled in the paraffin in foamed aluminium board hole, and 3 is a slotted eye plugging electric heating element, its aperture and length > electric heating element aperture and length, reach heat generating member loading, unloading freely, 4 is port lid, when using electrical heating, open port lid, load electric heating element, during not electricity consumption, take out heater element, cover tightly slotted eye, 5 is heater element; Mobile phone type warmer, volume is little, gets final product the paraffin of heat fused filling with an electric heating element.
In accompanying drawing 2,1 is the open celled foam aluminium sheet of physical dimension 15 × 10 × 2 ㎝, and 2 for being filled in the paraffin in foamed aluminium board hole, and 3 is two slotted eyes plugging electric heating element, its aperture and length > electric heating element aperture and length, reach heater element loading, unloading freely, 4 is two port lids, when using electrical heating, open port lid, load electric heating element, during not electricity consumption, take out heat generating member, cover tightly slotted eye, 5 is heater element.Palm type warmer, volume is comparatively large, with two heat generating members, adopt parallel way wiring, improve the speed of heat fused paraffin.
In accompanying drawing 3,1 for hanging over the oval aperture foamed aluminium board at the pit of the stomach, and 2 for being filled in the paraffin in foamed aluminium board hole, and 3 for plugging the slotted eye of electric heating element, its aperture and length > electrical heating element aperture and length, reach heater element loading, unloading freely, 4 is port lid, when using electrical heating, open port lid, load electric heating element, during not electricity consumption, take out heat generating member, cover tightly slotted eye, 5 is heater element, and 6 is tenaculum.
Claims (3)
1. one kind is characterized in that by porosity 80%, density 0.5g/cm with warmer
3the phase transformation olefin material that open celled foam aluminium sheet, the fusing point be filled in foamed aluminium board hole of left and right are 50-60 DEG C, heat of fusion is about 200J/g and the standby electricity heat generating member composition be inserted in warmer; Foamed aluminium board plays carrier, setting, support, conductive force, and paraffin plays the operation medium of phase-change thermal storage and heat release, and electric heating element plays stand-by power source effect, during use, is inserted in warmer, when using other energy, is taken out and leave in spare bag.
2. a kind of with warmer according to claim 1, it is characterized in that preparation method has two, can optional one.Method one is by warmer designing requirement customize foams aluminium sheet, comprise physical dimension and the interior slotted eye filling heat generating member, slotted eye in closing with port lid, put into the liquid paraffin pond of about 80 DEG C, utilize the compatibility of foamed aluminium and paraffin, adopt THROUGH METHOD, liquid paraffin is filled to specific surface large, have in the foamed aluminium board in three-dimensional communication hole, after being full of, take out foamed aluminium board, after water or wind force cooled and solidified paraffin and surface treatment, remove closed trench hole, take out port lid, self-inspection electric heating element loads and unloads degree freely, freely, this patent product, not freely, use facility correction, scheme two orders foamed aluminium board by warmer physical dimension, puts into liquid paraffin pond, be full of foamed aluminium board hole, and after cooled and solidified, by warmer designing requirement, the interior slotted eye of processing loading, unloading heater element and port lid, make this patent product.
3. a kind of with warmer according to claim 1, it is characterized in that the electric heating element being used as stand-by power source use, can according to warmer type, the customization of inside groove pore geometry size or market purchasing, by user's instructions for use, be equipped with one or more power supplys, as the socket of alternating current, direct current, automobile batteries, 220 volts of electricity, 36 volts of electricity, 12 volts of electricity, one or more electric heating elements of outfit correspondingly, as resistance wire, heating cable, TPC ceramic heating part, Electric radiant Heating Film, carbon crystalline substance, carbon fiber etc.Need the used time, put into the slotted eye of warmer, the not used time, put into spare bag, interior slotted eye is then according to the shape of electric heating element, be processed as circular slotted eye or pancake slotted eye, slotted eye number is determined according to warmer area, and can be device slotted eye, also can be the plural slotted eye of a device, for convenience of electric heating element loading, unloading, warmer inside groove pore geometry size is slightly larger than heat generating member physical dimension.
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| CN201510049740.9A CN104595968A (en) | 2015-01-30 | 2015-01-30 | Portable multi-energy and multi-use heater made of shaped composite phase-change materials |
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Cited By (5)
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| CN105650719A (en) * | 2016-03-14 | 2016-06-08 | 广东美的环境电器制造有限公司 | Oil-filling warmer |
| CN107495501A (en) * | 2017-10-20 | 2017-12-22 | 北京航天新材科技有限公司 | A kind of police Cooling vest |
| CN107981446A (en) * | 2017-12-29 | 2018-05-04 | 北京航天新材科技有限公司 | A kind of thermal glove |
| CN109073328A (en) * | 2016-03-11 | 2018-12-21 | 哈金森公司 | A kind of vehicle with via the heat-insulated passenger accommodation of thermodynamic barrier |
| CN109689833A (en) * | 2016-09-02 | 2019-04-26 | 日立化成株式会社 | Composite component and its manufacturing method, accumulation of heat material and its manufacturing method, heat stored air conditioner and heat accumulating type heat pipe-type oil-servicing facilities |
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| CN107981446A (en) * | 2017-12-29 | 2018-05-04 | 北京航天新材科技有限公司 | A kind of thermal glove |
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