CN204176727U - A kind of infrared induction heater of changeable colour - Google Patents
A kind of infrared induction heater of changeable colour Download PDFInfo
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- CN204176727U CN204176727U CN201420575697.0U CN201420575697U CN204176727U CN 204176727 U CN204176727 U CN 204176727U CN 201420575697 U CN201420575697 U CN 201420575697U CN 204176727 U CN204176727 U CN 204176727U
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Abstract
The utility model relates to a kind of infrared induction heater of changeable colour, it is characterized in that, described heater comprises heat discoloration layer (11), carbon fiber heating layer (12), temperature controller (13) and infrared sensing switch (14), wherein, described carbon fiber heating layer (12) comprises heat-reflecting layer (33), the heat-insulation layer (31) being arranged on the carbon fiber electrically rail layer (32) on described heat-reflecting layer and being arranged on described carbon fiber exothermic part, described heat discoloration layer (11) is arranged on described heat-insulation layer (31), described heat discoloration layer comprises basic unit, heat discoloration coating.Described temperature controller (13) and described infrared sensing switch (14) are connected to carbon fiber heating layer (12) by wire.The utility model can according to self-starting carbon fiber heating system after the existence of infrared sensing switch (14) induction organism, be heated to the temperature that temperature controller (13) is set to, heat discoloration layer (11) is transformed into different colours and/or pattern according to the difference of temperature, thus make home decoration more attractive in appearance, more intelligent, security performance is good.
Description
Technical field
The present invention relates to carbon fiber far infrared heating field, particularly relate to a kind of infrared induction heater of changeable colour.
Background technology
Carbon fiber is as a kind of exothermic material, and have features such as heating up rapidly, hysteresis is little, heating is even, radiant heat transfer distance, rate of heat exchange are fast, the feature of these excellences makes carbon fiber be developed widely at heating art.The heat energy of carbon fiber heating cable more than 75% is in far infrared mode, and wavelength is 7 ~ 14 μm, will produce covibration when the equal interaction of two sections of wavelength.And human body is organism, more than human body 70%-80% is made up of hydrone, under resonant interaction, first have activated the vibration of hydrone, and produce a series of physiological reaction, can promote that the cell temperature in human body skin and hypodermis rises, make human body produce heat trnasfer from the inside to the outside, promote and improve the blood circulation of human body, be conducive to eliminating human-body fatigue and human body functional recovery, strengthen metabolism, improve immune function of human body.In addition, carbon fiber heating cable makes the electric current of each root line with heating function be not more than 0.8A because adopting parallel circuit, and electromagnetic radiation is little, and comparing metallic cable has very large security.
In existing home decoration material, carbon fiber is applied to Electrical heating floor, the warm mural painting of electricity more, Chinese patent CN2020002191 has invented a kind of mural type heating device, heater is carbon fiber paper, the effect of beautifying the environment, keeping healthy is played again while heating, but the pattern of above-mentioned mural painting is fixing unconvertible, can not change according to the hobby of individual.
In addition, electric heater ubiquity following point commercially available at present: the open/close states that electric heater must be informed by extra indicator lamp, but user intuitively cannot know the Current Temperatures of firing equipment, therefore user can not the heating of Active participation intervention in advance.
Summary of the invention
For above problem, the present invention solve problem be to provide a kind of adopt carbon fiber heating and with heating-up temperature conversion different colours or pattern or and combine infrared induction heater, this heater can be applied in bedroom or parlor, particularly in the winter time, when indoor temperature is lower, people enters parlor or bedroom, after this heater exists according to the infrared sensing switch induction human body be attached thereto, automatic startup heating system, the temperature controller be connected with heating system will control heating system heats to the comfort temperature set, and allochroic paint makes parlor or bedroom be transformed into different colours and/or pattern along with temperature heat discoloration.Meet people for heating, many-sided pursuit such as attractive in appearance, comfortable.Concrete scheme is as follows:
A kind of infrared induction heater of changeable colour, it is characterized in that, described heater comprises heat discoloration layer, carbon fiber heating layer and infrared sensing switch, described heater carrys out by described infrared sensing switch the infrared ray that the extraneous organism of perception produces, in order to impel described carbon fiber heating layer electrified regulation, and then make the described heat discoloration layer be arranged on described carbon fiber heating layer produce color and/or change in pattern with temperature under the heat effect of described carbon fiber heating layer, so that user is according to color, the respective change of pattern and combination thereof regulates the heating power of described carbon fiber heating layer intuitively.
According to a preferred embodiment, described infrared induction heater also has the temperature controller keeping wired/wireless connections with described infrared sensing switch and described carbon fiber heating layer, described temperature controller for measuring the temperature of described carbon fiber heating layer, in order to regulate the heating power of described heater manually or automatically.
According to a preferred embodiment, described carbon fiber heating layer comprises heat-reflecting layer, is arranged on the carbon fiber thermal rail layer on described heat-reflecting layer and is arranged on the heat-insulation layer on described carbon fiber thermal rail layer, wherein, described carbon fiber thermal rail layer comprises carbon fiber heating cable, and described carbon fiber heating cable is electrically connected by wire with described temperature controller
Described heat discoloration layer is arranged on described heat-insulation layer, and described heat discoloration layer comprises basic unit, dope layer and is arranged on the having transparent decoration layer on described dope layer, and described dope layer comprises base-material, camouflage paint, solvent and auxiliary agent.
According to a preferred embodiment, described camouflage paint is temperature-sensitive microcapsule powder, wherein, the particle diameter of described microcapsule powder is 3 ~ 10 μm, described microcapsule powder inside is electrochromic substance, the outside of described microcapsule powder is that thick layer 0.2 ~ 0.5 μm can not dissolve the transparent outer cover that also can not melt, and described electrochromic substance is prepared by electron transfer type organic compound system.
According to a preferred embodiment, described camouflage paint is thermal discoloration type camouflage paint, and the discoloring temperature interval of described camouflage paint is 18 ~ 50 DEG C.
According to a preferred embodiment, described camouflage paint comprises color-change powder and common paint pigment, and described common paint pigment is one or more in phthalocyanine color, Heterocyclics Pigments, titanium white, carbon black, iron oxide pigment, cadmium pigment, chromate pigments, pearlescent pigment.
According to a preferred embodiment, described basic unit arranges multiple partition, and described partition is grid arrangement in described basic unit, described grid is Parallel Rectangular lattice or diamond-plaid or arranged in parallel or central in concentric arrays in described basic unit in 45 °.
According to a preferred embodiment, temperature-sensitive temperature allochroic paint different is each other coated with respectively in multiple grid, the different each other allochroic paint of described temperature-sensitive temperature with the difference of heating-up temperature and ambient temperature and turn colors, is convenient to the temperature of user's infrared induction heater according to color intuitive judgment.
According to a preferred embodiment, described temperature controller is provided with temperature sensor, and described temperature sensor is used for the temperature of carbon fiber heating cable described in real-time detection.
According to a preferred embodiment, carrier ring is provided with between described carbon fiber thermal rail layer and described heat discoloration layer, described carbon fiber thermal rail layer has groove near the surface of described carrier ring, described carbon fiber heating cable is arranged in described groove, wherein, the width of described groove is 3 ~ 6mm, the degree of depth of described groove is 3 ~ 6mm, 60 ~ 80mm is spaced apart between described groove, the diameter of described carbon fiber heating cable is 2.5 ~ 5.5mm, described carbon fiber heating cable is coated by insulating protective layer, the polymer that described insulating protective layer is 0.3 ~ 1mm by thickness is formed, and the two ends of described carbon fiber heating cable are connected with conductive electrode, described electrode connects described temperature controller by wire.
Carbon fiber heating is combined with heat discoloration coating the heater made and utilize infrared induction to control by the present invention, be specially adapted to the lower environment of indoor air temperature in winter, when people enters room, infrared sensing switch senses the existence of people, start the temperature that carbon fiber heating system is heated to setting, heat discoloration coating is transformed into according to the change of temperature the color and/or pattern that people like, reaches attractive in appearance and practical double effects, also can reduce energy consumption simultaneously.And user can also reach required temperature according to the change of the color of heat discoloration layer, pattern and combination thereof by regulating temperature controller to control heater, people are made only roughly to judge the temperature of current heater according to the color of heater, pattern and the change that combines thereof, easy to use, and very intelligent.
Accompanying drawing explanation
Fig. 1 is the front view of the infrared induction heater of changeable colour according to a preferred embodiment of the invention;
Fig. 2 is the structural representation of the heat discoloration layer of the infrared induction heater of changeable colour according to a preferred embodiment of the invention;
Fig. 3 is the structural representation of the carbon fiber heating layer of the infrared induction heater of changeable colour according to a preferred embodiment of the invention;
Fig. 4 is the dope layer top view structure of the infrared induction heater of changeable colour according to a preferred embodiment of the invention; With
Fig. 5 is the schematic diagram of a dope layer preferred embodiment of the infrared induction heater of changeable colour according to a preferred embodiment of the invention.
Reference numerals list
11: heat discoloration layer 12: carbon fiber heating layer 13: temperature controller
14: infrared sensing switch 15: carrier ring 21: basic unit
22: dope layer 23: having transparent decoration layer 24: partition
31: heat-reflecting layer 32: carbon fiber thermal rail layer 33: heat-insulation layer
34: groove
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in detail.
Fig. 1 shows a kind of infrared induction heater 10 of changeable colour, and it comprises: heat discoloration layer 11, carbon fiber heating layer 12 and infrared sensing switch 14.Heater 10 is responded to by infrared sensing switch 14 infrared ray that extraneous organism produces and is impelled carbon fiber heating layer 12 electrified regulation.Based on the infrared sensing switch 14 of infrared technology when especially people enters induction range to organism, the sensor in infrared sensing switch 14 detects the change of human body infrared spectrum, and automatically can connect load, people does not leave induction range, will continue to connect; After people leaves, automatic delay function load.This automatic infrared intelligent switch device can reduce the inconvenience that hand switch brings, convenient and swift while saving electric energy.
Infrared sensing switch 14 also can be called pyroelectric infrared-sensing switch, its operation principle is as follows: natural any object, as long as temperature is higher than absolute zero (-273 DEG C), always constantly outwards send infra-red radiation, the temperature of object is higher, the infra-red radiation peak wavelength that it is launched is less, and the energy sending infra-red radiation is larger.When people enters induction range, pyroelectric infrared sensor detects the change of human body infrared spectrum, automatically connects load, and people does not leave induction range, will continue to connect; After people leaves, automatic delay function load.The main devices of infrared sensing switch is pyroelectric infrared sensor, human body has certain body temperature, usually at 36 ~ 37 degree, so the infrared ray of specific wavelength can be sent, the 9.5um infrared ray of human-body emitting gathers on infrared induction source by Fresnel lenses enhancing, infrared induction source adopts pyroelectric infrared sensor usually, this element will lose charge balance when receiving human infrared radiation temperature and changing, outside release electric charge, just can trigger switch activation after subsequent conditioning circuit processes after testing.In order to avoid causing infrared sensing switch to occur misoperation because pet or other thermals source enter surveyed area, infrared sensing switch 14 of the present invention only determined wavelength is the infrared ray of 8 to 11um.But because the heat radiation of carbon fiber heating layer 12 when heating mainly concentrates on the far infrared that wavelength is 5.6um-15um, in order to avoid the therefore misoperation caused, the detection angles of the infrared sensing switch 14 and heating face of carbon fiber heating layer 12 is interlaced with each other opens.Meanwhile, in order to avoid misoperation further, the present invention also can additionally arrange motion sensor (not shown), in order to combine with infrared sensing switch 14, so that the existence of accurate judgement personnel.
Infrared sensing switch 14 of the present invention has delay time adjustable characteristic, and its adjustable range is about 20 seconds ~ 6 minutes.Such as when infrared sensing switch 14 adopts knob adjuster, counterclockwise adjusting knob, then delay time shortens; Clockwise adjustment, then delay time is elongated.The opering characteristic of electric apparatus of infrared sensing switch 14 of the present invention is such as follows: operating voltage: 160 ~ 250V (interchange); Static angle stability: be less than 0.3mA; Ambient operating temperature :-20 DEG C ~ 50 DEG C; The automatic time delay time: 20 seconds ~ 6 minutes; Control load power: 5 ~ 200W; Distance of reaction: 6m; Induction angle: 10 ° to 30 ° coning angles.
When employing infrared sensing switch controls carbon fiber heating layer 12 automatically, there is following point: 1, user cannot intuitively understand current duty; 2, the Current Temperatures of firing equipment cannot intuitively be known; 3, can not the heating of Active participation intervention in advance.Therefore be badly in need of a kind of temperature feedback mode and solve the problems referred to above.For this reason, the present invention creatively proposes and heat discoloration layer 11 and infrared sensing switch 14 is bonded to each other, while realizing automatically starting heating work with attractive in appearance, not fragile, intuitively and not extra consumption electric power the temperature of visual feedback current carbon fiber heating layer 12 and duty.
According to one embodiment of present invention, the heat discoloration layer 11 be arranged on carbon fiber heating layer 12 produces different colors and/or change in pattern with temperature under the effect of carbon fiber heating layer 12, that is after the infrared sensor in infrared sensing switch detects the infrared ray that human-body emitting goes out, automatic processing circuit, start carbon fiber heating layer and start heating, the heat discoloration coating on heat discoloration layer 11 can the different color of corresponding conversion and/or pattern after experiencing the change of temperature.According to an improved procedure, can between infrared sensing switch 14 and carbon fiber heating layer 12 set temperature controller 13, for measuring the temperature of carbon fiber heating layer 12 in real time, thus control heater 10 remain in predetermined temperature range.By technique measure, user can learn duty and/or the operating temperature of carbon fiber heating layer 12 intuitively by observation surface color or decorative pattern change.Temperature controller 13 can adopt wired and/or wireless mode control carbon fiber heating layer 12.Temperature controller 13 also can adopt App form to be present on the mobile terminal of the operating systems such as operation IOS, Android, Windows, BlackBerry, Linux, MacOS, is realized the pre-control of temperature by mobile communications network or WiFi network.Such as when user observes heat discoloration layer 11 color from when shallow deepening, heating power can be regulated by mobile terminal as the relevant App on iPhone in advance, make indoor temperature can not be too high, and then realize energy-saving effect.
Fig. 4 shows a preferred embodiment of the invention, wherein overlooks the dope layer of the infrared induction heater showing changeable colour.According to Fig. 4, the basic unit 21 of heat discoloration layer 11 can arrange multiple partition, partition selects vinyon or timber or silica gel.Described partition is in grid arrangement in described basic unit 21, and described grid is Parallel Rectangular lattice or diamond-plaid or arranged in parallel or central in concentric arrays in described basic unit 21 in 45 °.Different camouflage paints is applied in the grid formed.Be coated with the allochroic paint of different temperature-sensitive temperature in described grid, the allochroic paint of described different temperature-sensitive temperature with the different turn colors of heating-up temperature and ambient temperature, and then according to color intuitive judgment the temperature of infrared induction heater.Such as: partition is arranged in two concentric structures, by the rose-red allochroic paint of most inner concentric circle coating one deck, common sky blue coating can in the concentric circles of intermediate layer, be applied, outermost layer part coating violet allochroic paint.People can judge the temperature of carbon fiber heating device according to the change of the intermediate colors pattern intuitively observed, thus determine whether heat, and also do not lose attractive in appearance simultaneously.
According to an Advantageous embodiments of the present invention, it is the kind that 2 ~ 3 DEG C of variable color precision are high that the heat discoloration pigment selected by the present invention is preferably transition interval.Carbon fiber heating device is in heating process, under the effect of electric field, elastic molecule group in heater produces " Brownian movement ", violent friction and shock is there is between carbon molecule, the heat energy produced is with the form of far infrared radiation and convection current to unofficial biography body, and the conversion ratio of its electric energy and heat energy is up to more than 98%.The effect of this carbon molecule makes carbon fiber heating device surface obtain rapid temperature increases, select transition interval to be that the allochroic paint kind that 2 ~ 3 DEG C of variable color precision are high with when carbon fiber heating cable heating-up temperature rapid temperature increases, color change can occur rapidly, make user more intuitively judge the heating-up temperature of current carbon fiber heating equipment accurately.
According to an advantageous embodiment of the present invention, the heat discoloration pigment selected by the present invention can be two sections of variable colors, and also can be three sections of variable colors, user changes the heating state of accurate and visual judgement heater according to the color of different color change interval.Such as: allochroic paint is selected with the yellow three sections of variable colors of 26 DEG C of temperature-sensitive redness, 22 DEG C of temperature-sensitive navy blues and background color, when temperature is lower than 22 DEG C, the dark brown that color is formed for temperature-sensitive redness+temperature-sensitive navy blue+background color yellow; When temperature is between 22 ~ 26 DEG C, temperature-sensitive is dark blue becomes colourless, now the secondary colour (orange) that formed for temperature-sensitive redness+background color yellow of Show Color, and when temperature is higher than 26 DEG C, temperature-sensitive redness is also taken off, and only aobvious background color is yellow.When user finds that firing equipment display is yellow, just can judge that heating-up temperature has reached 26 DEG C or more intuitively, higher than the comfort temperature of health life, just can regulate heating power by the relevant App of mobile terminal, make indoor temperature can not be too high, and then realize the comfortable effect of energy-saving environment protection health.
Heat discoloration layer 11 to produce different colors, the mode of pattern and combination thereof represents the different temperatures of heater, and then regulate temperature controller 13 according to color corresponding under different temperatures, pattern and combination thereof, the temperature matched with external environment is kept to make described heater.Under the environment that temperature is lower in the winter time, human body is when entering bedroom or parlor, start heating carbon fiber heating system after the infrared ray of this heating system self-induction human-body emitting, make it be heated to the predetermined temperature of people, thus make the temperature in bedroom or parlor arrive comfort temperature.Its conveniently simultaneously photochromic layer can also be transformed into different colors and/or pattern according to the difference of temperature.Such as, this heating system is installed in bedroom, the pattern after the conversion that heats up can be selected to be easy to the dark-coloured warm colour series of having a rest of sleeping, as yellow, orange or red, to meet people to attractive in appearance, comfortable, practical multiple demand.
According to an advantageous embodiment of the present invention, heat discoloration layer of the present invention can arrange operating mode indicating area, is used to indicate the duty of firing equipment.See Fig. 5, the dope layer of heat discoloration layer of the present invention also can select the bristol paper with ON/OFF, the printing of bristol paper in basic unit can select water transfer printing technique, on water-transfer printing paper, the pattern with ON is first printed with printing machine, the water-transfer printing paper finished printing puts into water, pattern is separated with paper, then one deck black or other dark heat discoloration layer is coated with at area of the pattern after being posted by pattern in basic unit, basic unit can select whiteware ceramic tile, white ceramic tiles draws the pattern with OFF by white common pigments, then through baking finished product.Need to arrange one deck heat-protecting glass on ceramic tile, thus avoid ambient temperature radiation to the erroneous effects of temperature sensitive colour changing pattern.Refer again to Fig. 5, under carbon fiber heating layer is in heated condition, black or dark discoloration pigment can raise with temperature and fade, and show the pattern (corresponding to Fig. 5 rightmost side view) of inner ON.When low temperature, the pattern of heater display is OFF (corresponding to Fig. 5 leftmost side view).Along with temperature raises, black or dark discoloration pigment can fade away and fade, thus the pattern ON being arranged on inner side will show (corresponding to the medial view of Fig. 5, it represents the state among heating) gradually.User can intuitive judgment heating cycle according to ON or OFF of pattern displaying.Fig. 5 shows the schematic diagram of a dope layer preferred embodiment of the infrared induction heater of changeable colour of the present invention.Wherein heat discoloration layer 15 is arranged on carbon fiber heating layer 32, it is middle with heat-insulation layer 33 that carbon fiber heating layer 32 is arranged at heat discoloration layer 15, carbon fiber heating layer surface is provided with groove 34, in groove 34, carbon fiber heating cable is installed, basic unit on heat discoloration layer selects white ceramic tiles, and adopt the pattern with black ON printed words in water transfer printing technique printing, again by black heat discoloration paint at patterned surfaces, coating thickness is 20 μm, draw out the printed words of OFF with black heat discoloration coating simultaneously, OFF printed words background color is white ceramic tiles, and with the non-overlapped setting of ON pattern printed words, heated by carbon fiber heating cable, the change of temperature experienced by black heat discoloration coating by the heat that ceramic tile transmits.Under off working state, heating device surface color-shifting images display white OFF printed words of the present invention, indication device is in non-heated duty, and user according to the current heater duty of OFF printed words intuitive judgment of display, thus judges and/or determines whether heat.In heating process, the fade away ON printed words that fade of dark discoloration pattern show gradually, and now according to the situation of pattern displaying, user just can conclude that current firing equipment is in work; When equipment to be heated is to the temperature set, black ON printed words can all show, and now OFF pattern all disappears, and represent that firing equipment reaches design temperature, are in insulating process.User intuitively observes the operating mode of current device according to pattern displaying situation, conveniently simultaneously safe and reliable.
According to an advantageous embodiment of the present invention, the heat discoloration powder that the temperature sensing paint layer of heat discoloration layer of the present invention can select heat discoloration temperature range larger, this type of heat discoloration powder can select navy blue, the pigment that the colors such as black are darker, in heating devices heat process, this kind of color-change powder can gradually from depth to shallow, by the color relation shoaled, user can conclude that device is in heating process, the open/close states of carbon fiber heating device is informed without the need to extra indicator lamp, thus user can facilitate the Current Temperatures knowing firing equipment intuitively, thus according to color situation of change active adjustment heating power in advance.
See Fig. 3, carbon fiber heating layer 12 comprises heat-insulation layer 33, heat-reflecting layer 31 and is arranged on the carbon fiber thermal rail layer 32 on heat-reflecting layer 31.In the mounted state, heat-reflecting layer 31 selects aluminium foil reflectance coating or infrared reflection film, and aluminium foil reflectance coating or infrared reflection film can significantly improve the practical efficiency during evolution of heat of carbon fiber thermal rail.Heat-insulation layer 33 selects high density phenolic board, and aluminium foil reflectance coating or infrared reflection film are overlayed on high density phenolic board, phenolic board has resistant to elevated temperatures characteristic, and heat-insulating property is better.Carbon fiber thermal rail layer 32 comprises carbon fiber heating cable, and namely carbon fiber heating cable is mounted in hot rail layer.Carbon fiber heating cable is electrically connected by wire with temperature controller 13.Install conductive electrode at the two ends of carbon fiber heating cable, conductive electrode connects outside temperature controller 13 by wire.Loop is formed with carbon fiber heating cable after temperature controller 13 switches on power.Between carbon fiber thermal rail layer 32 and heat discoloration layer 11, be provided with carrier ring 15, carrier ring 15 is made up of a kind of in wood based panel, plasterboard, cloth, plastics, ceramic tile, glass or metal.Carrier ring has and high temperature resistantly has good heat-conductive characteristic simultaneously.
See Fig. 2; the having transparent decoration layer 23 that heat discoloration layer 11 comprises basic unit 21, dope layer 22 and is arranged on dope layer; having transparent decoration layer 23 can be the one in heat-protecting glass, transparent PET, transparent PP; namely the effect of barrier coating layer and ambient temperature is played; the camouflage paint of protective coating layer, not by the erroneous effects of ambient temperature, plays again the effect that certain modification is attractive in appearance.Dope layer 22 comprises base-material, camouflage paint, solvent and auxiliary agent, is namely the mixture be made up of base-material, camouflage paint, solvent and auxiliary agent for drawing the coating of color and/or pattern.Basic unit 21 can be papery or non-woven fabrics.Camouflage paint is temperature-sensitive microcapsule powder, wherein, the particle diameter of microcapsule powder is 3 ~ 10 μm, microcapsule powder inside is electrochromic substance, the outside of microcapsule powder is that thick layer 0.2 ~ 0.5 μm can not dissolve the transparent outer cover that also can not melt, and described electrochromic substance is prepared by electron transfer type organic compound system.Base-material can be thermoplastic acrylic resin, one or both in acetate fiber.Solvent can one or more in acetone, butanols, butyl acetate, ethanol and MEK.Auxiliary agent can be one or more in levelling agent, thickener, surfactant, pigment dispersing agent, plasticizer, drier, curing agent, stabilizing agent or other auxiliary agents.Heat discoloration pigment is prepared by electron transfer type organic compound system.Electron transfer type organic compound is the organic chromophoric system that a class has special chemical structure.At a certain temperature because electro transfer makes this organic molecular structure change, thus realize color transition.This electrochromic substance is not only bright-colored, and can realize changing from the color of " coloured → colourless " and " colourless → coloured " state.When in a heated state, heat discoloration layer 11 becomes coloured from colourless, builds comfortable environment; When not needing heating, heat discoloration layer 11, along with the continuous reduction of temperature, is become colorless by coloured, recovers reset condition.
When camouflage paint is mixed with other inserts components, find that the temperature induced color changing performance of camouflage paint can be badly damaged, in order to improve the applicability of camouflage paint further, we adopt the method for microcapsule coated to obtain microcapsule powder, the particle diameter of obtained microcapsule powder is 3 ~ 10 μm, and microcapsule powder inside is electrochromic substance, the transparent outer cover that also can not melt can not be dissolved for thick layer 0.2 ~ 0.5 μm in outside.The heat discoloration material of microencapsulation is called heat discoloration pigment, and the electrochromic substance of its inside is camouflage paint.
The excitation temperature of heat discoloration pigment can be set between 5 ~ 70 DEG C, there is low temperature interval to high temperature various temperature, be substantially divided into low temperature variable color (about 10 DEG C), feel variable color (about 30 DEG C), high-temperature discoloration (40 DEG C, 50 DEG C, 60 DEG C, 70 DEG C) etc. according to temperature difference.Low temperature series: 8 ~ 25 DEG C, as refrigeration temperature levels application, as cold drink tableware, food labelling and ice cream packaging, also known as cold change series.Body temperature series: 30 ~ 40 DEG C, under indoor environment temperature, show normal color, when with human contact or with breathing contact time color change.High temperature series: 40 ~ 70 DEG C, the color change when reaching the excessive temperature making human body skin pain, is mainly used in safety label, microblogging product, hot drink food labelling etc.The Essential colour of camouflage paint comprises: red, rose-red, pink, vermilion, tangerine look, yellow, yellow green, grass green, green, skyblue, Turkey's indigo plant, blueness, navy blue, violet, black.
On heat discoloration layer, coating thickness is thicker, and discoloring temperature is higher, this is because after film, wherein the content of temperature-sensitive powder wants many relatively, and the energy absorbed when reacting is also larger, therefore must improve reaction temperature and could occur same variable color, therefore, preferred coating thickness is 20 ~ 35 μm.
Camouflage paint is thermal discoloration type camouflage paint, and thermal discoloration type camouflage paint is colored state when low temperature, and when temperature rises to setting value, pigment becomes colorless from coloured, and its discoloring temperature can set as required within the scope of-20 DEG C ~ 80 DEG C.The discoloring temperature interval of the camouflage paint that the present invention selects is 18 ~ 50 DEG C.Camouflage paint comprises color-change powder and common paint pigment, namely camouflage paint can select color-change powder and common paint pigment used in combination, common paint pigment is one or more in phthalocyanine color, Heterocyclics Pigments, titanium white, carbon black, iron oxide pigment, cadmium pigment, chromate pigments, pearlescent pigment.
Carbon fiber thermal rail layer 32 has groove 34 near the surface of described carrier ring 15, and carbon fiber heating cable is arranged in groove 34.The width range of groove 34 is 3 ~ 6mm, and its depth bounds is 3 ~ 6mm, is spaced apart 60 ~ 80mm between groove 34, and carbon fiber heating cable is arranged in groove 34, and the diameter range of carbon fiber heating cable is 2.5 ~ 5.5mm.Carbon fiber heating cable is coated by insulating protective layer, and the polymer that described insulating protective layer is 0.3 ~ 1mm by thickness is formed.Carbon fiber heating cable to be arranged in groove 34 every bar carbon fiber heating cable independently and be connected in parallel, and carbon fiber heating cable is disposed with carbon fiber exothermic part, insulating protective layer and mica layer from inside to outside.Wherein, carbon fiber exothermic part is belonged to by least one carbon fiber exothermic wire and at least one money paid for shares that wire is stranded to be formed, and cancelling out each other in the magnetic field of carbon fiber exothermic wire and metal guide filament, so almost without magnetic field radiation, also improves the heating uniformity of carbon fiber cable.
According to an Advantageous embodiments of the present invention, temperature controller 13 is provided with temperature sensor, and described temperature sensor is for detecting the real time temperature of carbon fiber heating cable 32.The two ends of carbon fiber heating cable are connected with conductive electrode, and described electrode connects described temperature controller by wire.
Caducous problem is held in order to solve allochroic paint layer, crosslinking agent hydroxymethylacrylate resin is comprised in the heat discoloration coating of the present invention's synthesis, containing methylol and amide groups on hydroxymethylacrylate resinous polymer chain, can self-crosslinking be there is when being heated to a certain temperature or add catalyst simultaneously, allochroic paint and base fabric are fitted difficult drop-off closely.According to a preferred embodiment, the heat discoloration coating fineness that the present invention selects, at 16 μm, can penetrate in the gap of base fabric better, form integrated photochromic layer.In addition, carbon fiber heating device of the present invention can arrange layer of transparent decorative layer on carbon fiber heat discoloration layer surface, having transparent decoration layer can select clear dope, trimerization hydroxylamine or other abrasion-resistant clear plastics, transparent wear decorative layer can improve the wearability of heater surface and more attractive in appearance, causes the phenomenons such as mouldy under can avoiding wet environment simultaneously.
Pure acrylic acid latex is selected to paste between heat discoloration layer of the present invention and carbon fiber heating layer, acrylic based emulsion has excellent weather-proof, sun-proof, yellowing resistance, and environment-protecting asepsis, there is higher initial bonding strength and adhesion strength, cohesive force good under simultaneously having taken into account long term high temperature environment, avoids the phenomenon occurring that heat discoloration pull-up falls.
The present invention can be applied in floor heating, transparent floor is installed on the carbon fiber heating device surface be applied in floor heating, the transparent floor of installing can be safety glass can be also PVC ground cushion, thus makes user can intuitively observe the heating-up temperature of firing equipment that ambient temperature radiation can be avoided again the erroneous effects of heat discoloration coating.Such as can be arranged in living room floors, separately as one piece of decorative zones, install common ceramic tile around, infrared sensing switch is arranged on the body of wall in physical activity region.Effect attractive in appearance can be played separately as one piece of decorative zones, simultaneously again can as heater.The present invention also can be applicable in wall, uses as mural painting or firing equipment, not only attractive in appearance but also use.Operating mode now shown in Fig. 5 intuitively shows that pattern only can occupy a very little region of mural painting or floor heating, only for showing operating mode.
Be described in detail below in conjunction with specific embodiment:
The preparation method of allochroic paint:
1, off-color material and auxiliary agent thereof are placed in container according to the proportioning that table 1 is listed to mix, be heated to melting, and stirring is made into core material solution, adopts mechanical agitation dispersion to be dispersed in aqueous medium by core material solution, mixer rotating speed is 700 ~ 6000rpm, forms O/W type dispersion liquid.
2, the preparation of microcapsules.Get 4g gum arabic wiring solution-forming 50ml, gum arabic is a kind of natural plant, there is outstanding emulsifiability, the most popular business glue in microcapsules and emulsion field, above-mentioned for 10g dispersion liquid heating and melting, and mix with gum-solution, heat-preserving range, at 20 ~ 60 DEG C, utilizes the emulsification in addition of high-shear emulsion machine high-speed stirred.Add in said mixture by a certain amount of emulsifying agent, slowly add a certain amount of gelatin 50ml, gelatin is a kind of natural macromolecular material, as microcapsule wall material raw material, has good bio-compatibility and physicochemical property.Constant temperature 30 ~ 60 DEG C stirring, is that the pH value of the acetic acid adjustment mixture of 10% is add 100ml deionized water after about 4.0,30min by volume fraction, and after stirring at low speed, is cooled to 10 DEG C, regulate pH after reaction a period of time with the NaOH of volume fraction 10%.React acquisition of rear placement a period of time micro-capsule dispersion liquid, obtain microcapsules through suction filtration, washing, vacuum drying.
3, the preparation of dope layer.After being mixed by the formula rate that produced microcapsules and other auxiliary agent, solvents etc. are listed according to table 1 respectively, the additional water of about 5%, stirs further, and mixing speed is 1000rpm, obtains changeable colour coating after having reacted.
Table 1 lists the coating synthesizing formula of different off-color material:
Table 1
Table 2 is the mechanical performance of the allochroic paint of embodiment 1 ~ 15 different formulations:
Table 2
| Embodiment | Fineness/μm | Adhesive force grade |
| 1 | 21 | 3B |
| 2 | 23 | 3B |
| 3 | 19 | 4B |
| 4 | 16 | 4B |
| 5 | 19 | 3B |
| 6 | 20 | 4B |
| 7 | 18 | 4B |
| 8 | 21 | 4B |
| 9 | 16 | 4B |
| 10 | 19 | 3B |
| 11 | 18 | 3B |
| 12 | 19 | 3B |
| 13 | 16 | 4B |
| 14 | 21 | 4B |
| 15 | 21 | 3B |
Table 2 lists the characterization data of embodiment 1 ~ 15, and as can be seen from Table 2, selecting 3,6-diethoxy fluorane, alpha-Naphthol, n-dodecanol solvent to be the allochroic paint optimum quality proportioning of off-color material is embodiment 4; Select crystal violet lactone, bisphenol-A, allochroic paint optimum quality proportioning that positive hexadecanol solvent is off-color material is embodiment 9; Selecting rhodamine lactams, betanaphthol, tetradecanol to be the allochroic paint optimum quality proportioning of off-color material is embodiment 13.
A kind of infrared induction heater of changeable colour is prepared below specific as follows according to optimum embodiment:
A kind of infrared induction heater A of changeable colour and the preparation method of dope layer thereof:
1, by cobalt chloride and hexa, 3,6-diethoxy fluorane, alpha-Naphthol, n-dodecanol solvent are placed in container by optimum quality proportioning and mix, be heated to melting, and stirring is made into core material solution, mechanical agitation dispersion is adopted to be dispersed in aqueous medium by core material solution, mixer rotating speed is 700 ~ 6000rpm, forms O/W type dispersion liquid.
2, the preparation of microcapsules.Get 4g gum arabic wiring solution-forming 50ml, above-mentioned for 10g dispersion liquid heating and melting, and mix with gum-solution, be incubated at 30 DEG C, utilize the emulsification in addition of high-shear emulsion machine high-speed stirred.A certain amount of emulsifying agent is added in said mixture, slowly add a certain amount of gelatin 50ml, constant temperature 40 DEG C stirring, the pH value of mixture is regulated to be about 4.0 with the acetic acid that volume fraction is 10%, 100ml deionized water is added after 30min, and after stirring at low speed, be cooled to 10 DEG C, regulate pH with the NaOH of volume fraction 10% after reaction a period of time.React acquisition of rear placement a period of time micro-capsule dispersion liquid, obtain microcapsules through suction filtration, washing, vacuum drying.
3, the preparation of dope layer.After produced microcapsules are mixed in above-mentioned optimum quality ratio with Hydroxylated acrylic resin, dimethyl silicone polymer, dispersant, dimethylbenzene, butyl acetate, mixed propyl alcohol, titanium dioxide, the additional water of about 5%, further stirring, mixing speed is 1000rpm, obtains changeable colour coating after having reacted.
4, the installation preparation of the infrared induction heater of changeable colour.Be coated on non-woven fabrics by above-mentioned allochroic paint, thickness is 10 to 60 μm, or 20 to 40 μm, be preferably 30 μm.Non-woven fabrics is fixed (such as adopt: paste, lamination or bookbinding form) as on the high density phenolic board of heat-insulation layer, carbon fiber heating cable is arranged in carbon fiber heating layer, extraneous wire connects temperature controller, and temperature controller connects infrared sensing switch.Be combined to form the infrared induction heater of changeable colour.
The infrared induction heater A prepared according to the method described above, when carbon fiber heating device is heated to about 24 DEG C, on dope layer can there is corresponding variable color in color or pattern.Color changes the white of more than 24 DEG C into by the yellow of less than 24 DEG C.
A kind of infrared induction heater B of changeable colour and the preparation method of dope layer thereof:
1, cobalt chloride and hexa, crystal violet lactone, bisphenol-A, positive hexadecanol solvent are placed in container by above-mentioned optimum quality proportioning and mix, be heated to melting, and stirring is configured to core material solution, adopt mechanical agitation dispersion to be dispersed in aqueous medium by core material solution, mixer rotating speed is 700 ~ 6000rpm.Form O/W type dispersion liquid.
2, the preparation of microcapsules.Get 4g gum arabic wiring solution-forming 50ml, above-mentioned for 10g dispersion liquid heating and melting, and mix with gummy sol solution, be incubated at 50 DEG C, utilize the emulsification in addition of high-shear emulsion machine high-speed stirred.A certain amount of emulsifying agent is added in said mixture, slowly add a certain amount of gum arabic 50ml, constant temperature 60 DEG C stirring, the pH value of mixture is regulated to be about 4.0 with the acetic acid that volume fraction is 10%, 100ml deionized water is added after 30min, and after stirring at low speed, be cooled to 10 DEG C, regulate pH with the NaOH of volume fraction 10% after reaction a period of time.React acquisition of rear placement a period of time micro-capsule dispersion liquid, obtain microcapsules through suction filtration, washing, vacuum drying.
3, the preparation of dope layer.After produced microcapsules are mixed in the ratio of embodiment 9 with hydroxymethylacrylate resin, dimethyl silicone polymer, dispersant, ethyl acetate, butyl glycol ether, dimethylbenzene, mixed propyl alcohol, titanium dioxide, the additional water of about 5%, further stirring, mixing speed is 1000rpm, obtains changeable colour coating after having reacted.
4, the installation preparation of the infrared induction heater of changeable colour.Be coated on non-woven fabrics by above-mentioned allochroic paint, thickness is 5 to 40 μm, or 10 to 30 μm, be preferably 20 μm.Be pasted onto by non-woven fabrics as on the high density phenolic board of heat-insulation layer, carbon fiber heating cable is arranged in carbon fiber heating layer, and extraneous wire connects temperature controller, and temperature controller connects infrared sensing switch.Be combined into the infrared induction heater of changeable colour.
The infrared induction heater B prepared according to the method described above, when carbon fiber heating device is heated to 50 DEG C, can there is corresponding variable color in the color on dope layer or pattern, and color changes the white of more than 50 DEG C into by the lavender of less than 50 DEG C.
A kind of infrared induction heater C of changeable colour and the preparation method of dope layer thereof:
1, rhodamine lactams and betanaphthol, tetradecanol are placed in container by above-mentioned optimum quality proportioning and mix, be heated to melting, and stirring is configured to core material solution, adopt mechanical agitation dispersion to be dispersed in aqueous medium by core material solution, mixer rotating speed is 700 ~ 6000rpm.Form O/W type dispersion liquid.
2, the preparation of microcapsules.Get 4g gum arabic wiring solution-forming 50ml, above-mentioned for 10g dispersion liquid heating and melting, and mix with gum-solution, be incubated at 40 DEG C, utilize the emulsification in addition of high-shear emulsion machine high-speed stirred.A certain amount of emulsifying agent is added in said mixture, slowly add a certain amount of gelatin 50ml, constant temperature 50 DEG C stirring, the pH value of mixture is regulated to be about 4.0 with the acetic acid that volume fraction is 10%, 100ml deionized water is added after 30min, and after stirring at low speed, be cooled to 10 DEG C, then drip a certain amount of formalin, regulate pH with the NaOH of volume fraction 10% after reaction a period of time.React acquisition of rear placement a period of time micro-capsule dispersion liquid, obtain microcapsules through suction filtration, washing, vacuum drying.
3, the preparation of dope layer.After produced microcapsules are mixed according to the above ratio with Hydroxylated acrylic resin, acetate fiber, drier, dispersant, ethyl acetate, dimethylbenzene, mixed propyl alcohol, the additional water of about 10%, further stirring, mixing speed is 1000rpm, obtains changeable colour coating after having reacted.
4, the installation preparation of the infrared induction heater of changeable colour.Be coated on non-woven fabrics by above-mentioned allochroic paint, thickness is 5 to 35 μm, or 20 to 30 μm, be preferably 25 μm.Be pasted onto by non-woven fabrics as on the high density phenolic board of heat-insulation layer, carbon fiber heating cable is arranged in carbon fiber heating layer, and extraneous wire connects temperature controller, and temperature controller connects infrared sensing switch.Be combined to form the infrared induction heater of changeable colour.
The infrared induction heater C prepared according to the method described above, when carbon fiber heating device is heated to about 38 DEG C, can there is corresponding variable color by pattern in the color on dope layer.Color changes the white of more than 38 DEG C into by the aubergine of less than 38 DEG C.
It should be noted that above-mentioned specific embodiment is exemplary, under above-mentioned instruction of the present invention, those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improve or distortion drops in protection scope of the present invention.It will be understood by those skilled in the art that specific descriptions are above to explain object of the present invention, not for limiting the present invention.Protection scope of the present invention is by claim and equivalents thereof.
Claims (10)
1. an infrared induction heater for changeable colour, is characterized in that, described heater (10) comprises heat discoloration layer (11), carbon fiber heating layer (12) and infrared sensing switch (14),
Described heater (10) carrys out by described infrared sensing switch (14) infrared ray that the extraneous organism of perception produces, in order to impel described carbon fiber heating layer (12) electrified regulation, and then the described heat discoloration layer (11) making to be arranged on described carbon fiber heating layer (12) produces color and/or change in pattern with temperature under the heat effect of described carbon fiber heating layer (12), so that user regulates the heating power of described carbon fiber heating layer (12) intuitively according to the respective change of color, pattern and combination thereof.
2. the infrared induction heater of changeable colour as claimed in claim 1, it is characterized in that, described infrared induction heater also has the temperature controller (13) keeping wired/wireless connections with described infrared sensing switch (14) and described carbon fiber heating layer (12), described temperature controller (13) for measuring the temperature of described carbon fiber heating layer (12), in order to regulate the heating power of described heater (10) manually or automatically.
3. the infrared induction heater of changeable colour as claimed in claim 2, is characterized in that,
The heat-insulation layer (31) that described carbon fiber heating layer (12) comprises heat-reflecting layer (33), is arranged on the carbon fiber thermal rail layer (32) on described heat-reflecting layer (33) and is arranged on described carbon fiber thermal rail layer, wherein, described carbon fiber thermal rail layer (32) comprises carbon fiber heating cable, and described carbon fiber heating cable is electrically connected by wire with described temperature controller (13)
Described heat discoloration layer (11) is arranged on described heat-insulation layer (31), the having transparent decoration layer (23) that described heat discoloration layer (11) comprises basic unit (21), dope layer (22) and is arranged on described dope layer (22), and described dope layer (22) comprises base-material, camouflage paint, solvent and auxiliary agent.
4. the infrared induction heater of changeable colour as claimed in claim 3, it is characterized in that, described camouflage paint is temperature-sensitive microcapsule powder, wherein,
The particle diameter of described microcapsule powder is 3 ~ 10 μm,
Described microcapsule powder inside is electrochromic substance, and the outside of described microcapsule powder is that thick layer 0.2 ~ 0.5 μm can not dissolve the transparent outer cover that also can not melt, and
Described electrochromic substance is prepared by electron transfer type organic compound system.
5. the infrared induction heater of changeable colour as claimed in claim 3, it is characterized in that, described camouflage paint is thermal discoloration type camouflage paint, and the discoloring temperature interval of described camouflage paint is 18 ~ 50 DEG C.
6. the infrared induction heater of changeable colour as claimed in claim 3, it is characterized in that, described camouflage paint comprises color-change powder and common paint pigment, and described common paint pigment is one or more in phthalocyanine color, Heterocyclics Pigments, titanium white, carbon black, iron oxide pigment, cadmium pigment, chromate pigments, pearlescent pigment.
7. the infrared induction heater of changeable colour as claimed in claim 3, it is characterized in that, described basic unit (21) is arranged multiple partition (24), and described partition (24) is upper in grid arrangement in described basic unit (21), described grid is Parallel Rectangular lattice or diamond-plaid or arranged in parallel or central in concentric arrays in described basic unit (21) in 45 °.
8. the infrared induction heater of changeable colour as claimed in claim 7, it is characterized in that, temperature-sensitive temperature allochroic paint different is each other coated with respectively in multiple grid, the different each other allochroic paint of described temperature-sensitive temperature with the difference of heating-up temperature and ambient temperature and turn colors, is convenient to the temperature of user's infrared induction heater according to color intuitive judgment.
9. the infrared induction heater of the changeable colour as described in one of claim 3 to 8, is characterized in that, described temperature controller (13) is provided with temperature sensor, and described temperature sensor is used for the temperature of carbon fiber heating cable described in real-time detection; Described infrared induction heater (10) also has the motion sensor coordinated with described infrared sensing switch (14), in order to accurately to have judged whether that personnel are present in space to be heated.
10. the infrared induction heater of the changeable colour as described in one of claim 3 to 8, it is characterized in that, carrier ring (15) is provided with between described carbon fiber thermal rail layer (32) and described heat discoloration layer (11), described carbon fiber thermal rail layer (32) has groove (34) near the surface of described carrier ring (15), described carbon fiber heating cable is arranged in described groove (34), wherein, the width of described groove (34) is 3 ~ 6mm, the degree of depth of described groove (34) is 3 ~ 6mm, 60 ~ 80mm is spaced apart between described groove (34),
The diameter of described carbon fiber heating cable is 2.5 ~ 5.5mm,
Described carbon fiber heating cable is coated by insulating protective layer, and the polymer that described insulating protective layer is 0.3 ~ 1mm by thickness is formed, and
The two ends of described carbon fiber heating cable are connected with conductive electrode, and described electrode connects described temperature controller (13) by wire.
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