CN210617720U - Heat accumulating type graphene heating mural - Google Patents
Heat accumulating type graphene heating mural Download PDFInfo
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- CN210617720U CN210617720U CN201822219328.9U CN201822219328U CN210617720U CN 210617720 U CN210617720 U CN 210617720U CN 201822219328 U CN201822219328 U CN 201822219328U CN 210617720 U CN210617720 U CN 210617720U
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Abstract
A heat accumulating type graphene heating mural comprises a decorative picture layer (1), an outer packaging layer (2), a graphene functional layer (3), a temperature control system (4), a power module and an interface (5), an inner packaging layer (6), a phase change energy storage functional layer (7), an energy accumulation reflecting layer (8), a foam heat insulation layer (9), a conductive foil layer 10 and a binding post 11, conductive foil layer (10) are laid at the border position department on two long limits of outer packaging layer (2) internal surface, be fixed with terminal (11) on the conductive foil layer 10, graphite alkene functional layer (3), interior packaging layer (6), phase change energy storage functional layer (7), gather can reflector layer (8), foam insulating layer (9) pile up layer upon layer in proper order and embedded in the concave surface of outer packaging layer (1) and then realize the encapsulation of whole heating mural painting, temperature control system (4), embedded on one of them weak point of frame (2) in power module and interface (5). The utility model has the advantages of can cut off the power supply and continue to send fever, high infrared radiation efficiency and high thermoelectric conversion efficiency, the heat preservation time is long (more than or equal to 40 min), long service life.
Description
Technical Field
The utility model belongs to the technical field of energy-conserving heating, concretely relates to heat accumulation formula graphite alkene heating mural painting.
Background
At present, in order to advocate energy conservation, emission reduction and air quality improvement, the government departments in China and various regions encourage residents to use clean energy. The clean energy mainly comprises two aspects, namely 'changing coal into gas', namely replacing coal with natural gas. Secondly, changing coal into electricity, and replacing a coal boiler with electric heating equipment. The 'coal gas change' uses natural gas as energy for heating, but China is a country rich in coal, poor in oil and little in gas, so that the gas source is short and the price is high; in addition, the difficulty of laying the natural gas pipeline is high, and the construction cost is high, so that the heating cost is greatly increased. The coal-to-electricity conversion is driven by electric energy, the wind energy and water energy resources in China are rich, large hydropower stations with three gorges, small waves and the like exist in China, the electric power supply is sufficient, and residents do not worry about power failure caused by electric power shortage by using electric heating equipment.
At present, heating equipment used for changing coal into electricity mainly comprises an air energy heat pump, a heat accumulating type warmer (such as an oil heater, an electric heating water type warmer and the like), an air conditioner and the like. However, the equipment has the problems of long heating time, high energy consumption, abnormal sound and the like, and cannot bring comfortable and pleasant heating experience. Therefore, the carbon crystal heating murals and the graphene heating murals which are rapidly developed in recent years are widely welcomed due to the advantages of rapid heating (less than 60 s), infrared physiotherapy function, mute use, easy installation and the like. However, it also has significant drawbacks: after power failure, the temperature can be quickly reduced, heat can not be preserved, frequent electrification and heating are needed, and the overall replacement and maintenance cost is high when problems occur. For example, patent CN103237372B discloses a method for manufacturing a conductive carbon crystal powder heating plate, patent CN104896558B discloses a method for manufacturing negative oxygen ion carbon crystal and carbon fiber infrared heating wallpaper mural, patent CN101825311B discloses a method for manufacturing an environment-friendly temperature control health-care microcrystal jade geothermal functional plate, and patent CN106313798B discloses a graphene oxide compound electronic heater, but the above electric heating devices do not solve the problems that heat cannot be stored after power failure and how to store heat can be realized.
Based on the cross working experience of professional knowledge and subject of the utility model people, carefully with the basis of fully investigation, analysis, summary and research current well-known technique and current situation, creatively developed "modular design, concave surface gather can the reflection stratum, interior heat accumulation material" key technology, successfully developed the utility model discloses, realized instant heating, high-efficient heat energy utilization and conversion, synchronous heat accumulation's heat accumulation formula graphite alkene heating mural painting new product, effectively solved the unable heat accumulation that existing well-known technique and current situation exist, the outage is promptly become cold, need frequent electric heating, the problem appears and needs the higher not enough of whole change cost of maintenance, defect and drawback, effectively promoted the technical merit of the function of product, trade.
Disclosure of Invention
An object of the utility model is to provide a circular telegram is heated promptly, the outage is not instant cooling, the heat preservation time is long (≧ 40 min), long service life (75 years) heat accumulation formula graphite alkene heating mural painting.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a heat accumulating type graphene heating mural comprises a decorative picture layer, an outer packaging layer, a graphene functional layer, a temperature control system, a power module and an interface, an inner packaging layer, a phase change energy storage functional layer, an energy accumulation reflecting layer, a foam thermal insulation layer, a conductive foil layer, a binding post and an installation buckle; wherein outer packaging layer generates heat the concave surface and is the internal surface, the another side is the surface, decorate the drawing layer and print in the surface of outer packaging layer, the border position department on two long limits of outer packaging layer internal surface is laid to conductive foil layer, be fixed with the terminal on the conductive foil layer, graphite alkene functional layer, interior packaging layer, the phase transition energy storage functional layer, gather the energy reflection stratum, the foam insulation layer piles up and is embedded in outer packaging layer's concave surface and then realize the encapsulation of whole heating mural painting layer upon layer in proper order, a temperature control system, power module and interface are embedded in on one of them weak point of frame.
The decorative picture layer can be a plane picture printed by one of drawing, printing, spray painting, silk screen printing and the like, and can also be a relief picture and the like;
the outer packaging layer is formed by compounding one or more than two polymer materials with the characteristics of heat resistance of 200-400 ℃, voltage impact resistance of 10-500KV, water resistance, acid and alkali resistance and corrosion resistance, such as phenolic resin, polyaryletherketone, fluororesin, epoxy resin, DAP resin, polyimine resin or melamine resin, with one or more than two fiber fillers, such as glass fiber, carbon fiber or aramid fiber, impregnating resin by a fiber filler impregnator, drying to prepare a prepreg-forming material, cutting, stacking together, and laminating under the action of a press to prepare the U-shaped section by layer-by-layer laminating pressing, wherein the content of the fiber filler is 3-10wt%, the concave surface of the U-shaped material is the inner surface, the other surface is the outer surface, the length and width of the U-shaped section are determined according to actual requirements, and the thickness of the outer packaging layer is 2-8 mm; laying a conductive foil layer with the width of 1-2cm and the thickness of 30-100 mu m at a position 1-3mm away from the edge on the inner surface of the outer packaging layer; a binding post is welded or riveted on the conductive foil layer; mounting buckles or threaded holes are reserved on the long side and the short side of the outer packaging layer respectively and uniformly and are used for embedding and fixing the graphene functional layer, the inner packaging layer, the phase change energy storage functional layer, the energy-gathering reflecting layer and the foam heat insulation layer into the outer packaging layer; 2 lifting hooks are arranged on the side frame of the outer packaging layer at equal intervals and used for wall installation.
Such as polyether ether ketone (PEEK), polyether ketone (PEK), polyether ketone (PEKK), polyether ether ketone (PEEKK), polyether ketone ether ketone (PEKK), and the like;
such as 210-type, 210-10-type, 284-type, 2402-type phenolic resins, rosin-modified phenolic resins, rosin p-tert-butylphenol resins, and the like;
such as Polytetrafluoroethylene (PTFE), Polychlorotrifluoroethylene (PCTFE), polyvinylidene fluoride (PVDF), ethylene-tetrafluoroethylene copolymer (ETFE), ethylene-chlorotrifluoroethylene copolymer (ECTFE), polyvinyl fluoride (PVF), etc.;
such as E-54 bisphenol A type epoxy resin, E-52D bisphenol A type epoxy resin, WSR618 bisphenol A type epoxy resin, 840S bisphenol A type epoxy resin, DER331 bisphenol A type epoxy resin, EPICLON series bisphenol A type epoxy resin, bisphenol A type epoxy resin such as ADEKA series EP-5100/EP-5100-70X/EP-5100-75X, DX-507 bisphenol A type epoxy resin, 4055 bisphenol A type epoxy resin, YD-900 bisphenol A type epoxy resin, etc.;
DAP resins such as WH9100BLK-F type DAP resins, PolytIte type DAP resins, DAP-A type DAP resins, and the like;
such as a homoanhydride type polyimide, an ether anhydride type polyimide, a fluoroanhydride type polyimide, a ketoanhydride type polyimide, or the like;
such as Cymel melamine resins of the 300, 301, 303, 323, 327 type, methylated melamine resins such as Cymel 385, Cymel 325, Cymel 327 type, and the like;
the graphene functional layer is a coating or a film formed by spraying graphene infrared heating coating or graphene infrared heating ink on the inner surface of the outer packaging layer in a printing, spraying, brushing and other modes, and the thickness of the graphene functional layer is 10-300 mu m; the graphene infrared heating coating or the graphene infrared heating coating ink can be self-made or purchased, and has the functions of heating and emitting infrared rays after an electric field is applied.
The externally-purchased graphene infrared heating coating or graphene infrared heating ink can be nanometer water-based spray coating of the constant new material Co., Ltd, graphene CHR01 coating of the carbon science Co., Ltd, graphene infrared radiation coating of the information science Co., Ltd, and carbon American in China@Graphene conductive ink, CCI-305T graphene far infrared electrothermal carbon paste of Shenzhen Qian electronic material Co., Ltd, CCI-305D graphene far infrared electrothermal carbon paste, and graphene of Beijing Xu carbon New Material science and technology Co., LtdConductive inks, and the like.
The temperature control system comprises a temperature control module, a humidity test module, a power meter, a touch display and a corresponding external sensor, and has an intelligent temperature control function, and the temperature controllable range is 25-100 ℃; the humidity and power detection and display functions are realized in real time. The power supply module is connected with an external power supply and distributed to the temperature control module, the hygrometer, the power meter and the display module, wherein the temperature control module is provided with an input end and an output end of 220V and 10A power supplies, the input end is connected with the external power supply, and the output end is connected with a wiring terminal on the conductive foil layer through a spring contact; the temperature control module, the humidity testing module and the power meter module are connected with the touch display through communication ports such as serial ports, parallel ports, USB ports and COM ports, data of the temperature sensor and the humidity sensor are synchronized on the display screen, and a set temperature value can be input through a keyboard; on the other hand, the on-off of the output end circuit is controlled through the temperature control module, when the temperature is higher than the set temperature, the circuit between the power supply and the graphene functional layer is automatically switched off, and heating is stopped; when the temperature is lower than the set temperature, automatically connecting a circuit between a power supply and the graphene functional layer, and starting heating; thereby realizing the control of the temperature; the external sensor is connected with each module through a shielding wire.
The temperature control module is of ANTHONE900U type, civil melting SM5-LCD type, product benefit PY-SM5 type, SiEvalTC-05B type and the like;
the humidity testing module is selected from Hima AR827, AR837, AR847+, COS-04 of Kernel family, TELESKY series module, etc.;
the power meter comprises a cliff D52-2048 module, a Risym-1 module, a YB5140DM module and the like;
the touch display is selected from UE035HV-RN40-L006, UE035HV-RN50-L010, UE035HV-IH21-L009, UE040WV-RH45-L026, XG028, XG121, LTN106W1-L01 LCD, etc.;
the power module and the interface are commercially available product-type built-in safety sockets, are used for connecting an external 220V power supply, can be embedded at any position of the side edge of the outer packaging layer, are reserved with three-jaw jacks outside for connecting a household power supply, and are connected with the input end of the temperature control module inside. Such as AC-01, AC-02, AC-03 type card pin socket, HDR type card pin socket of 120C01, 120C02, etc.;
the inner packaging layer is a planar plate which is formed by pressing the same material and process as the outer packaging layer, the thickness of the planar plate is 0.5-3mm, the peripheral edges of the plate are provided with sealing rings, the inner packaging layer and the outer packaging layer are fixed together through a buckle, the function of protecting the graphene functional layer is achieved, meanwhile, the graphene functional layer is prevented from being in direct contact with the outside, and the functions of insulating and improving the safety of the heat accumulating type graphene heating mural are achieved;
the phase change energy storage functional layer is a plate-shaped material consisting of a multi-gap heat conduction material and a phase change material packaged in the inner gap position of the phase change energy storage functional layer, the filling rate of the phase change material is 80-98%, and the thickness of the functional layer is 2-5 mm. The packaging method comprises sealant packaging, additional aluminum shell packaging, copper shell packaging and the like. The phase change energy storage functional layer is fixed on the inner packaging layer through screws.
The phase change material mainly comprises three types of inorganic phase change materials, organic phase change materials and composite phase change materials thereof;
the phase change material at least comprises a liquid phase change material, and the phase change material has a phase change point of 35-200 ℃ and a phase change latent heat of 450-900 kcal/kg under standard atmospheric pressure.
The inorganic phase-change material mainly comprises crystalline hydrated salts, molten salts, metals or alloys and the like, such as alkali and alkaline earth metal halides, sulfates, phosphates, nitrates, complex acid salts, carbonates and the like;
the organic phase-change material mainly comprises paraffin, fatty acids, polyols, acetic acid and other organic matters, and composite phase-change materials compounded by the materials, such as Pentaerythritol (PE), trimethylolethane (PG), neopentyl glycol (NPG), 2-amino-2-methyl-1, 3-propylene glycol (AMP), Trimethylolaminomethane (TAM), stearic acid-n-butyl alcohol ester, stearic acid-isopropyl alcohol ester, stearic acid-glycerol triester and the like;
the multi-gap heat conduction material comprises a multi-gap heat conduction net woven by a heat conduction capillary copper pipe or a capillary aluminum pipe, a porous metal-organic framework material, a porous carbon aerogel material, a porous graphene aerogel material and the like;
the energy-gathering reflecting layer is formed by coating an infrared reflecting coating on the surface of a disc-shaped concave plate prepared from a high polymer material, and the thickness of the concave plate is 1-5 mm; or adhering the aluminum foil, tin foil and the like with back adhesive to the surface, wherein the thickness of the coating or the foil layer is 150-300 mu m; the infrared reflection characteristic of the material is utilized to prevent infrared rays from being guided to the back of the heat accumulating type graphene heating mural through the coating, the infrared rays radiated to the surface are reflected to the phase change energy storage functional layer and the decorative picture layer, the infrared rays diffused all around are effectively gathered to the phase change energy storage functional layer and the decorative picture layer under the reflection action of the concave surface, so that the infrared rays subjected to double reflection can heat the phase change energy storage functional layer and realize the purpose of energy storage through the phase change energy storage functional layer, and on the other hand, the infrared rays can be further outwards radiated through the decorative picture layer of the heat accumulating type graphene heating mural to further heat the indoor temperature. A space formed by the concave surface of the energy-gathering reflecting layer and the inner packaging layer is filled with a phase change energy storage function layer (a phase change energy storage material and a multi-gap heat conduction material); the energy-gathering reflecting layer is embedded into the outer packaging layer through a buckle.
The infrared reflection coating used by the energy-gathering reflecting layer is composed of graphene, a binder, an infrared radiation enhancement functional filler and a curing agent, and the infrared reflection coating is formed by dispersing, stirring and mixing the materials. The weight percentages of the components are as follows:
20 to 45 percent of binder
1 to 20 percent of graphene
30 to 50 percent of infrared reflection enhanced functional filler
3-10% of resin curing agent.
The binder is one or more of liquid epoxy resin, polyurethane and fluoroolefin resin, such as E44, E31, E51 and the like; polyurethanes such as E-385P, 85A, EC8180, and the like; fluoroolefin resins such as Polytetrafluoroethylene (PTFE), perfluoro (ethylene propylene) (FEP) copolymer, Polyperfluoroalkoxy (PFA) resin, ethylene-tetrafluoroethylene (ETFE) copolymer, polyvinylidene fluoride (PVDF), polyvinyl fluoride (PVF), and the like;
the graphene is selected from at least one of single-layer graphene, double-layer graphene, few-layer graphene, multi-layer graphene, graphene oxide micro-sheets, graphene quantum dots, graphene nanoribbons and functionalized graphene formed by introducing atoms or functional groups into the graphene through a chemical or physical method;
the infrared reflection enhancing functional filler is Al powder, Cu powder, Fe powder, zn powder, ITOIn (Sn)2O3One or more of titanium dioxide, zirconium oxide, silicon carbide, boron nitride nanotube, aluminum oxide, white carbon black and the like;
the resin curing agent is at least one of ethylenediamine, m-phenylenediamine, xylylenediamine, polyamide, T31.590 and C20;
the preparation process of the coating type energy-gathering reflecting layer is as follows:
1) preparing a high polymer material into a disc-packed concave plate surface, and polishing the surface to increase the roughness of the concave plate;
2) soaking graphene and the infrared reflection enhancement function filler in a liquid binder, and fully soaking the surfaces of the graphene and the infrared reflection enhancement function filler by the binder in a vacuum stirring manner;
3) adding a resin curing agent, fully stirring to obtain an infrared reflection coating, and standing for later use after the infrared reflection coating is inspected and qualified;
4) the infrared reflective coating is coated on the surface of the concave plate prepared by the high polymer material in a manner of spraying, brushing and the like to form the energy-gathering reflective layer 8.
The preparation process of the adhesive energy-gathering reflecting layer is as follows:
1) preparing a high polymer material into a disc-packed concave plate surface, and polishing the surface to increase the roughness of the concave plate;
2) removing the protective film from the purchased aluminum foil and tin foil with the back adhesive to expose the adhesive layer, and tightly adhering the adhesive surface to the surface of the dish-packed concave plate prepared from the high polymer material to form the energy-gathering reflecting layer 8.
The foam heat insulation layer is a porous foam layer with heat insulation function, which is prepared from low heat conduction or heat insulation materials such as polyurethane, polyvinyl chloride, polypropylene and the like through a foaming process, and the thickness of the foam heat insulation layer is 1-5 cm; the heat can be effectively prevented from dissipating from the back of the heating wall painting; the foam heat insulation layer is fixed and embedded into the outer packaging layer through screws;
the conductive foil layer is a foil prepared by one or more materials of aluminum, copper, nickel, gold, silver and the like through processes of rolling and the like;
the wiring terminal is a stepped cylindrical conductor prepared from materials such as copper, aluminum, nickel, carbon rods and the like, a stepped large cylinder of the wiring terminal is fixedly connected with a conductive foil layer, a wiring hole is formed in the top of the stepped small cylinder and is connected with a power supply module and the output end of the interface through a wire, the width of one third of the conductive foil layer is less than the diameter of the stepped large cylinder and less than the width of the conductive foil layer, and the diameter of the small cylinder is half of the diameter of the large cylinder;
the side frame is an edge area surrounded by the periphery of the outer packaging layer, namely an upward bent edge area forming a U; the height of the graphene functional layer is 1-2.0 times of the sum of the thicknesses of the graphene functional layer, the inner packaging layer, the phase change energy storage functional layer, the energy-gathering reflecting layer and the foam heat insulation layer;
the front frame is a boundary area formed between the outer surface of the finger outer packaging layer, the decorative picture layer and the outer frame of the outer surface.
The mounting buckles are reserved on the side frames and used for mounting the inner packaging layer and the energy-gathering reflecting layer, 4 buckles are reserved on the upper layer and the lower layer of the long edge of each side frame, and 2 buckles are reserved on the upper layer and the lower layer of the short edge of each side frame; the height from the first layer of buckles to the inner surface of the outer packaging layer is equal to the thickness of the graphene functional layer and the thickness of the inner packaging layer; the distance between the second layer buckle and the first layer buckle is the thickness of the phase change energy storage functional layer and the thickness of the energy-gathering reflecting layer.
Preferably, the decorative painting layer is printed by adopting an ink material with high temperature resistance of 200-260 ℃;
preferably, the outer surface of the outer packaging layer is subjected to roughness improvement treatment, the roughness of the outer packaging layer is Ra =1.5-2.0 μm, and the bonding force with the decorative picture layer 1 is improved;
preferably, the graphene functional layer and the conductive foil layer are connected by conductive adhesive or extrusion;
preferably, the concave curvature of the energy-gathering reflecting layer ranges from 2000R to 5000R;
preferably, the phase-change temperature range of the phase-change material used by the phase-change energy storage functional layer is as follows: 50-80 deg.C, and phase change latent heat of 500-800 kcal/kg;
preferably, when the curvature adopted by the energy-gathering reflecting layer is reasonable enough to reflect more than 99% of infrared rays, the ultrathin heat accumulating type graphene heating fresco can be manufactured without using a foam heat insulating layer;
preferably, the height of the side frame is 1.1-1.5 times of the sum of the thicknesses of the graphene functional layer, the inner packaging layer, the phase change energy storage functional layer, the energy-gathering reflecting layer and the foam heat insulation layer;
preferably, the graphene functional layer, the temperature control system power module and the interface, the inner packaging layer, the phase change energy storage functional layer, the energy gathering reflective layer, the foam thermal insulation layer and the outer packaging layer are connected in a threaded or detachable buckling mode, and upgrading, maintenance or replacement of parts are facilitated.
To sum up, the utility model discloses an beneficial effect provides a modular design, cost of maintenance is low, the instant (< 60 s) of back of circular telegram generate heat, can keep warm the heat accumulation formula graphite alkene heating mural painting for a certain time (more than or equal to 40 min) in the temperature range of setting for after the outage (> 40 ℃). The utility model discloses a modularized design, stealthy frame of integration, concave surface gather can the reflector layer, fill in four key technologies of heat accumulation material, solved that existing well-known technology and current situation exist unable heat accumulation, need frequent ohmic heating, outward appearance frame are obvious, the problem appears and need the higher not enough of whole change cost of maintenance, defect and drawback, effectively promoted the function of product, the technical merit of trade. The specific working principle is as follows: the temperature that needs to add is set for, and graphite alkene functional layer begins to generate heat and radiate the infrared ray under the electric field effect after the circular telegram, and its heat energy and infrared ray energy transfer direction are graphite alkene functional layer front and back both sides. The heat energy transferred to the front side is radiated into the heating mural installation space through the decorative picture layer; part of the heat energy transferred to the rear side is absorbed by the phase change energy storage functional layer and is rapidly transferred by the multi-gap heat conduction material and absorbed and stored by the phase change material; the other part of the heat energy penetrating through the phase-change energy storage functional layer reaches the energy-gathering reflecting layer, and then is reflected back to the phase-change energy storage functional layer and the decorative picture layer through the reflecting effect of the infrared reflecting coating on the concave surface and the energy-gathering reflecting effect of the concave surface, so that the purpose of zero energy leakage on the back surface is realized. When the graphene functional layer is heated to a preset temperature, the power supplies at two ends of the graphene functional layer are disconnected under the action of the temperature control system, and the electric field disappears and does not heat any more. At the moment, the heat stored in the phase-change material starts to play a role and continuously transfers heat energy outwards, so that the heat preservation function of continuously heating after power failure is realized.
Drawings
In order to more clearly illustrate the technical solutions adopted by the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and the drawings in the following description are only for more clearly illustrating the technical solutions in the embodiments or the prior art of the present invention, and do not cause constraints to the present invention.
Fig. 1 is a layered three-dimensional schematic view of the heat accumulating type graphene heating mural of the present invention;
fig. 2 is a schematic cross-sectional view of functional layers of the heat accumulating type graphene heating mural of the present invention;
fig. 3 is the utility model discloses heat accumulation formula graphite alkene heating mural outer packaging layer 2 section schematic diagrams.
As shown in the figure, 1 is a decorative picture layer, 2 is an outer packaging layer, 3 is a graphene functional layer, 4 is a multifunctional display and control system for temperature, humidity and power, 5 is a power module and an interface, 6 is an inner packaging layer, 7 is a phase change energy storage functional layer, 8 is an energy-gathering reflective layer, 9 is a foam thermal insulation layer, 10 is a conductive foil layer, 11 is a binding post, 12 is a side frame, 13 is a front frame, and 14 is an installation buckle.
Detailed Description
Example 1
As shown in fig. 1-3, the heat accumulating type graphene heating mural of the present invention mainly comprises the following units: the multifunctional solar energy storage battery comprises a decorative picture layer 1, an outer packaging layer 2, a graphene functional layer 3, a temperature control system 4, a power module and interface 5, an inner packaging layer 6, a phase change energy storage functional layer 7, an energy-gathering reflective layer 8, a foam heat insulation layer 9, a conductive foil layer 10, a binding post 11 and an installation buckle 14.
As shown in fig. 1, the outer encapsulated layer 2 concave surface that generates heat that 3 show is the internal surface, the another side is the surface, decorate drawing layer 1 and print in the surface of outer encapsulated layer 2, electrically conductive foil layer 10 is laid in the marginal position department on two long limits of outer encapsulated layer 2 internal surface, be fixed with terminal 11 on the electrically conductive foil layer 10, graphite alkene functional layer 3, interior encapsulated layer 6, phase change energy storage functional layer 7, gather can the reflection stratum 8, foam insulating layer 9 piles up layer upon layer in proper order and embedded in the concave surface of outer encapsulated layer 2 and then realize the encapsulation of whole heating mural painting, temperature control system 4, power module and interface 5 are embedded in one of them weak point of outer encapsulated layer 2.
As shown in fig. 2 and 3, the outer packaging layer 2 is a U-shaped section which is made by laminating layers and pressing, wherein the U-shaped section is made by impregnating epoxy resin into resin and fiber materials through a fiber filler impregnator, drying the epoxy resin to prepare prepreg-molding materials, then cutting and laminating the prepreg-molding materials together, and laminating the prepreg-molding materials under the action of a press, and a conductive foil layer 10 is laid on the inner surface of the outer packaging layer 2; a binding post 11 is connected on the conductive foil layer 10; buckles are reserved on the long side and the short side of the side frame 12 respectively, and the graphene functional layer 3 is connected with the inner surface of the outer packaging layer 2 and the conductive foil layer through a glue layer formed by a binder of the slurry; the inner packaging layer 6 is tightly connected and sealed with four sides of the outer packaging layer 2 through surrounding sealing rings and is fixed on the outer packaging layer 2 through a buckle; the phase change energy storage functional layer 7 is fixed on the inner packaging layer 6 through screws; then embedding the energy-gathering reflecting layer 8 into the outer packaging layer 2 through a buckle; the foam heat insulation layer 9 is fixed and embedded on the outer packaging layer 2 through screws;
as shown in fig. 2, the temperature control system 4 includes four modules, namely a temperature control module, a humidity testing module, a power meter and a touch display, and a corresponding external sensor, and has an intelligent temperature control function; the humidity and power detection and display functions are realized in real time. An external power supply or commercial power is connected into and distributed to modules such as a temperature control module, a hygrometer, a power meter, a display and the like through a power supply module 5, wherein the temperature control module is provided with input ends and output ends of power supplies 220V and 10A, the input ends are connected with the external power supply, and the output ends are connected with wiring terminals 11 on the conductive foil layer 10 through welding; the temperature control module, the humidity testing module and the power meter module are connected with the touch display through the communication port, data of the temperature sensor and the humidity sensor are synchronized on the display screen, and a set temperature value can be input through the keyboard; on the other hand, the on-off of the output end circuit is controlled through the temperature control module, when the temperature is higher than the set temperature, the circuit between the power supply and the graphene functional layer 3 is automatically switched off, and heating is stopped; when the temperature is lower than the set temperature, a circuit between the power supply and the graphene functional layer 3 is automatically communicated, and heating is started; thereby realizing the control of the temperature; the external sensor is connected with each module through a shielding wire.
The outer packaging layer 2 is formed by compounding a high polymer material and a fiber filler, resin is impregnated by a fiber filler impregnator, a prepreg-molding material is prepared by drying, then the prepreg-molding material is cut and laminated together, and the laminated material is laminated under the action of a press machine to prepare the U-shaped section by layer-by-layer laminating and pressing.
The graphene functional layer 3 is a coating or a film formed by spraying graphene infrared heating paint or graphene infrared heating ink on the inner surface of the outer packaging layer 2 in a printing, spraying, brushing and other modes.
The temperature control system 4 comprises a temperature control module, a humidity testing module, a power meter, a touch display and a corresponding external sensor.
The inner packaging layer 6 is a plane plate which is pressed by adopting the same material and process as the outer packaging layer 2.
In order to compensate current ink alkene heating mural painting cold promptly in the outage, unable heat-retaining, consumption defect such as big, the utility model discloses chooseed for use phase change energy storage functional layer 7. The structure and the manufacturing method of the phase change energy storage functional layer 7 are as follows:
the phase change energy storage functional layer 7 is a plate-shaped material consisting of a multi-gap heat conduction material and a phase change material packaged in the inner gap position of the phase change energy storage functional layer, and finally the functional layer is formed through sealant packaging, external aluminum shell packaging, copper shell packaging and the like.
In order to improve the unidirectional infrared radiation capability of the device, improve the heating efficiency of the device, reduce the baking of the device on the installation wall body and increase the energy-gathering reflecting layer 8. The energy-gathering reflective layer 8 is formed by preparing a high polymer material into a dish-shaped concave plate, and coating a layer of infrared reflective coating on the concave surface of the concave plate or adhering an aluminum foil, a tin foil and the like with back adhesive on the surface of the concave plate to form an infrared reflective coating.
The preparation method of the infrared reflection coating comprises the following steps: the coating is prepared by grinding, mixing, stirring and other procedures of a binder, graphene, an infrared reflection enhancing functional filler and a resin curing agent according to the mass percentage of the components.
The energy-gathering reflecting layer 8 is formed by coating infrared reflecting paint or adhering aluminum foil, tin foil and the like with back adhesive on the surface of a disc-shaped concave plate prepared from high polymer materials;
the preparation process of the coating type energy-gathering reflecting layer 8 is as follows:
5) preparing a high polymer material into a disc-packed concave plate surface, and polishing the surface to increase the roughness of the concave plate;
6) soaking graphene and the infrared reflection enhancement function filler in a liquid binder, and fully soaking the surfaces of the graphene and the infrared reflection enhancement function filler by the binder in a vacuum stirring manner;
7) adding a resin curing agent, fully stirring to obtain an infrared reflection coating, and standing for later use after the infrared reflection coating is inspected and qualified;
8) the infrared reflective coating is coated on the surface of the concave plate prepared by the high polymer material in a manner of spraying, brushing and the like to form the energy-gathering reflective layer 8.
The preparation process of the adhesive energy-gathering reflecting layer 8 is as follows:
3) preparing a high polymer material into a disc-packed concave plate surface, and polishing the surface to increase the roughness of the concave plate;
4) removing the protective film from the purchased aluminum foil and tin foil with the back adhesive to expose the adhesive layer, and tightly adhering the adhesive surface to the surface of the dish-packed concave plate prepared from the high polymer material to form the energy-gathering reflecting layer 8.
The foam heat insulation layer 9 is a porous foam layer with heat insulation function prepared by low heat conduction or heat insulation materials such as polyurethane, polyvinyl chloride, polypropylene and the like through a foaming process.
The conductive foil layer 10 is a foil material prepared from one or more materials such as aluminum, copper, nickel, gold, silver, etc. by rolling and other processes.
The wiring terminal 11 is a stepped cylindrical conductor prepared by using materials such as copper, aluminum, nickel, carbon rods and the like, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, and the top of a stepped small cylinder is provided with a wiring hole which is connected with the power module and the output end of the interface 5 through a conducting wire.
In the specific implementation of this embodiment, the decorative picture layer 1 is a planar picture printed by a printing method;
the outer packaging layer 2 is a U-shaped plate which is formed by pressing 3wt% of glass fiber and 2402 type phenolic resin, is 120cm long, 60cm wide and 8mm thick;
the graphene functional layer 3 is Zhongke carbonmei@The graphene conductive ink can be formed on the inner surface of the outer packaging layer 2 in a printing mode to form a film with the thickness of 10 microns;
the temperature control system 4 has a temperature controllable range of 25-100 ℃, the used temperature control module is ANTHONE900U type, the humidity test module is COS-04 type of Kernel family, the power meter is Hippo D52-2048 module, and the touch display is UE035HV-RN40-L006 type, and the temperature control system and the humidity test module are connected with each other through serial ports;
the power module and the interface 5 are AC-03 type card pin-shaped sockets;
the inner packaging layer 6 is a plate with the thickness of 3mm, which is formed by pressing the same material and process as the outer packaging layer 2, and the peripheral edges of the plate are provided with sealing rings;
the phase-change energy-storage functional layer 7 is a functional layer with the thickness of 4mm, which is formed by filling Pentaerythritol (PE) (phase-change point 168 ℃) in a porous graphene aerogel material (the filling rate is 80%) and packaging the porous graphene aerogel material by an aluminum shell;
the energy-gathering reflective layer 8 is formed by applying 150 μm aluminum foil with adhesive on the surface of a dish-mounted concave plate with a thickness of 3 mm;
the foam heat insulation layer 9 is a plate which is formed by foaming polyvinyl chloride and has the thickness of 2 cm;
the conductive foil layer 10 is laid on the position 1mm away from the edge of the inner surface of the outer packaging layer 2, the width is 2cm, and the thickness is 30 mu m;
the wiring terminal 11 is a stepped cylindrical conductor prepared by using a copper bar, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, the top of a stepped small cylinder is provided with a wiring hole and is connected with the power module and the output end of the interface 5 through a wire, the diameter of the stepped large cylinder is 1cm, and the diameter of the small cylinder is 0.5 cm;
the height of the side frame 12 is 32 mm.
Example 2
In the specific implementation of the embodiment, the decorative picture layer 1 is a planar picture formed by adopting a spray painting method;
the outer packaging layer 2 is a U-shaped plate which is formed by pressing 10wt% of glass fiber and ethylene-chlorotrifluoroethylene (ECTFE) and has the length of 120cm, the width of 60cm and the thickness of 6 mm;
the graphene functional layer 3 is a film with the thickness of 100 mu m formed on the inner surface of the outer packaging layer 2 by a brush coating mode of graphene CHR01 paint of Deyang alkene carbon technology Limited company;
the temperature control system 4 has a temperature controllable range of 25-100 ℃, the used temperature control module is a PY-SM5 model, the used humidity test module is an AR837 model, the used power meter is a Risym-1 module, the used touch display is an XG028 model, and the temperature control module, the temperature test module and the touch display are connected with each other through a USB port;
the power module and the interface 5 are 120C02 type card type pin-shaped sockets;
the inner packaging layer 6 is a plate with the thickness of 0.5mm, which is formed by pressing the same material and process as the outer packaging layer 2, and sealing rings are arranged at the peripheral edges of the plate;
the phase-change energy storage functional layer 7 is a functional layer which is formed by filling stearic acid-isopropyl alcohol ester (the phase-change point is 35 ℃, and the phase-change enthalpy is 450 kcal/kg) in a multi-gap heat conduction net (the filling rate is 98%) woven by a capillary copper pipe and is 5mm thick through copper shell packaging;
the energy-gathering reflecting layer 8 is a functional slurry prepared by mixing 20wt% of E-385P polyurethane, 20wt% of double-layer graphene, 30wt% of Al powder and 10wt% of m-phenylenediamine, and then coating the surface of a disc-shaped concave plate with the thickness of 5mm to form a reflecting layer with the thickness of 200 mu m;
the foam heat insulation layer 9 is a plate which is formed by foaming polypropylene and has the thickness of 1 cm;
the conductive foil layer 10 is laid on the inner surface of the outer packaging layer 2 at a position 3mm away from the edge, the width is 1.2cm, and the thickness is 100 mu m;
the wiring terminal 11 is a stepped cylindrical conductor prepared by using a copper bar, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, the top of the stepped small cylinder is provided with a wiring hole and is connected with the power module and the output end of the interface 5 through a wire, the diameter of the stepped large cylinder is 0.42cm, and the diameter of the small cylinder is 0.21 cm;
the height of the side frame 12 is 20.8 mm.
Example 3
In the specific implementation of this embodiment, the decorative picture layer 1 is a planar picture printed by a printing method;
the outer packaging layer 2 is a U-shaped plate which is formed by pressing 5wt% of carbon fiber and polyether ether ketone (PEEK) resin, is 120cm long, 60cm wide and 2mm thick;
the graphene functional layer 3 is a film with the thickness of 300 mu m formed on the inner surface of the outer packaging layer 2 by a nano water-based spray heat dissipation coating of the constant new material company Limited in the department of Aquilaria through a spraying mode;
the temperature control system 4 has a temperature controllable range of 25-100 ℃, the used temperature control module is ANTHONE900U type, the humidity test module is COS-04 type of Kernel family, the power meter is Hippo D52-2048 module, and the touch display is UE035HV-RN40-L006 type, and the temperature control system and the humidity test module are connected with each other through serial ports;
the power module and the interface 5 are AC-03 type card pin-shaped sockets;
the inner packaging layer 6 is a plate with the thickness of 2mm, which is formed by pressing the same material and process as the outer packaging layer 2, and the peripheral edges of the plate are provided with sealing rings;
the phase-change energy storage functional layer 7 is a functional layer which is formed by filling 2-amino-2-methyl-1, 3-propylene glycol (AMP) (the phase-change point is 56 ℃) in a porous metal-organic framework material (the filling rate is 88%) and is packaged by an aluminum shell and has the thickness of 2 mm;
the energy-gathering reflective layer 8 is functional slurry prepared by mixing 45wt% of poly (perfluoroalkoxy) (PFA) resin, 1wt% of graphene quantum dots, 50wt% of boron nitride nanotubes and 5wt% of C20 curing agent, and then coating the surface of a disc-shaped concave plate with the thickness of 1mm to form a reflective layer with the thickness of 300 mu m;
the foam heat insulation layer 9 is a 5cm thick plate formed by foaming polyvinyl chloride;
the conductive foil layer 10 is laid on the position 2mm away from the edge of the inner surface of the outer packaging layer 2, the width is 1.5cm, and the thickness is 50 μm;
the wiring terminal 11 is a stepped cylindrical conductor prepared by using a copper bar, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, the top of the stepped small cylinder is provided with a wiring hole and is connected with the power module and the output end of the interface 5 through a wire, the diameter of the stepped large cylinder is 1.4cm, and the diameter of the small cylinder is 0.7 cm;
the height of the side frame 12 is 60 mm.
Example 4
In the specific implementation of this embodiment, the decorative picture layer 1 is a planar picture printed by a printing method;
the outer packaging layer 2 is a U-shaped plate which is formed by pressing 6wt% of aramid fiber and YD-900 bisphenol A epoxy resin, has the length of 120cm, the width of 60cm and the thickness of 4 mm;
the graphene functional layer 3 is Zhongke carbonmei@The graphene conductive ink can be formed on the inner surface of the outer packaging layer 2 in a printing mode to form a film with the thickness of 60 mu m;
the temperature control system 4 has a temperature controllable range of 25-100 ℃, the used temperature control module is ANTHONE900U type, the humidity test module is COS-04 type of Kernel family, the power meter is Hippo D52-2048 module, and the touch display is UE035HV-RN40-L006 type, and the temperature control system and the humidity test module are connected with each other through serial ports;
the power module and the interface 5 are AC-03 type card pin-shaped sockets;
the inner packaging layer 6 is a plate with the thickness of 4mm, which is pressed by adopting the same material and process as the outer packaging layer 2, and the peripheral edges of the plate are provided with sealing rings;
the phase-change energy-storage functional layer 7 is a functional layer with the thickness of 2.8mm, which is formed by filling pentaerythritol (phase-change point 188 ℃) in a porous graphene aerogel material (the filling rate is 96%) and packaging the porous graphene aerogel material by an aluminum shell;
the energy-concentrating reflective layer 8 is formed by applying 200 μm back adhesive tin foil on the surface of a dish-mounted concave plate with a thickness of 2 mm;
the foam heat insulation layer 9 is a plate which is formed by foaming polyurethane and has the thickness of 2 cm;
the conductive foil layer 10 is laid on the position 1.2mm away from the edge of the inner surface of the outer packaging layer 2, the width is 1cm, and the thickness is 80 μm;
the wiring terminal 11 is a stepped cylindrical conductor prepared by using a copper bar, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, the top of the stepped small cylinder is provided with a wiring hole and is connected with the power module and the output end of the interface 5 through a wire, the diameter of the stepped large cylinder is 0.5cm, and the diameter of the small cylinder is 0.25 cm;
the height of the side frame 12 is 58.12 mm.
Example 5
In the specific implementation of the embodiment, the decorative picture layer 1 is a relief picture formed by a carving method;
the outer packaging layer 2 is a U-shaped plate which is formed by pressing 8wt% of carbon fibers and WH9100BLK-F type DAP resin, is 120cm long, 60cm wide and 6mm thick, and has the roughness of Ra =2.0 μm;
the graphene functional layer 3 is Zhongke carbonmei@The graphene conductive ink can be formed on the inner surface of the outer packaging layer 2 in a printing mode to form a film with the thickness of 180 mu m;
the temperature control system 4 has a temperature controllable range of 25-100 ℃, the used temperature control module is ANTHONE900U type, the humidity testing module is TELESKY series module, the power meter is Hipport D52-2048 module, and the touch display is LTN106W1-L01 LCD type, and the temperature control module and the humidity testing module are connected with each other through COM ports;
the power module and the interface 5 are AC-03 type card pin-shaped sockets;
the inner packaging layer 6 is a plate with the thickness of 2.2mm, which is pressed by adopting the same material and process as the outer packaging layer 2, and the peripheral edges of the plate are provided with sealing rings;
the phase change energy storage functional layer 7 is made of KHF2The functional layer with the thickness of 3.8mm is formed by filling (the phase change point is 200 ℃) into a porous carbon aerogel material with the filling rate of 95% and packaging through an aluminum shell;
the energy-gathering reflective layer 8 is a functional slurry prepared by mixing 30wt% of poly perfluoro (ethylene propylene) (FEP) copolymer, 12wt% of graphene quantum dots, 40wt% of aluminum oxide and 3wt% of polyamide curing agent, and then coating the surface of a disc-shaped concave plate with the thickness of 1mm to form a reflective layer with the thickness of 300 microns; the curvature range of the concave surface is 4000R;
the foam heat insulation layer 9 is a plate which is formed by foaming polyvinyl chloride and has the thickness of 2 cm;
the conductive foil layer 10 is laid on the position 1mm away from the edge of the inner surface of the outer packaging layer 2, the width is 2cm, and the thickness is 30 mu m;
the wiring terminal 11 is a stepped cylindrical conductor prepared by using a copper bar, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer 10, the top of a stepped small cylinder is provided with a wiring hole and is connected with the power module and the output end of the interface 5 through a wire, the diameter of the stepped large cylinder is 1cm, and the diameter of the small cylinder is 0.5 cm;
the height of the side frame 12 is 16.38 mm.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
The utility model discloses a heat accumulation formula graphite alkene heating mural painting has the intensification time that rises to 60 ℃ from the room temperature and is 15-40s, and the time that keeps the temperature more than 40 ℃ after the outage is 40-90min, and thermoelectric conversion efficiency is 95.0-99.6%, and foam insulation layer backplate temperature is characteristics such as room temperature 3 ℃.
The utility model discloses can design into various types of infrared heat-generating body according to the demand, warm drawing, scroll drawing, warm sufficient precious, warm up membrane, ceramic tile, wall paper etc. like the far infrared, it is above the embodiment only is used for explaining the utility model discloses, but not limited to this. Without departing from the spirit of the invention, the skilled person can make appropriate changes and modifications to the invention, which are intended to be covered by the appended claims.
Claims (25)
1. The utility model provides a heat accumulation formula graphite alkene heating mural painting, it is including decorating drawing layer (1), outer encapsulated layer (2), graphite alkene functional layer (3), temperature control system (4), power module and interface (5), interior encapsulated layer (6), phase change energy storage functional layer (7), gather ability reflection stratum (8), foam insulating layer (9), conductive foil layer (10), terminal (11), its characterized in that outer encapsulated layer (2) the concave surface that generates heat is the internal surface, the another side is the surface, decorate drawing layer (1) and print in the surface of outer encapsulated layer (2), edge position department on two long limits of external encapsulated layer (2) internal surface is laid in conductive foil layer (10), be fixed with terminal (11) on conductive foil layer (10), graphite alkene functional layer (3), interior encapsulated layer (6), phase change energy storage functional layer (7), gather ability reflection stratum (8), foam insulating layer (9) pile up in proper order and inlay in the concave surface of outer encapsulated layer (2) and then realize realizing that layer (9) are piled up layer The packaging of the integral heating mural painting, the temperature control system (4), the power supply module and the interface (5) are embedded on one of the short edges of the outer packaging layer (2).
2. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the outer packaging layer (2) is a U-shaped section bar made of a high polymer material with heat resistance of 200-400 ℃ and voltage impact resistance of 10-500KV and a fiber filler.
3. A thermally accumulating graphene heating mural as claimed in claim 1 wherein said outer encapsulating layer (2) has a thickness of 2-8 mm; laying a conductive foil layer (10) with the width of 1-2cm and the thickness of 30-100 mu m at a position 1-3mm away from the edge on the inner surface of the outer packaging layer (2); a binding post 11 is welded or riveted on the conductive foil layer (10); installation buckles (14) or threaded holes are reserved on the long sides and the short sides of the outer packaging layer respectively and uniformly and are used for embedding and fixing the graphene functional layer (3), the inner packaging layer (6), the phase change energy storage functional layer (7), the energy gathering reflecting layer (8) and the foam heat insulation layer (9) into the outer packaging layer (2).
4. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the graphene functional layer (3) is a coating or a film formed by spraying graphene infrared heating paint or graphene infrared heating ink on the inner surface of the outer packaging layer (2) in a printing, spraying or brushing way, and the thickness is 10-300 μm.
5. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the temperature control system (4) comprises four modules of a temperature control module, a humidity testing module, a power meter and a touch display and corresponding external sensors, and the temperature control range is 25-100 ℃.
6. A regenerative graphene heating mural according to claim 5 wherein an external power is connected from the power module and the interface (5) and distributed to the temperature control module, the hygrometer, the power meter and the display module, wherein the temperature control module has 220V and 10A power input and output terminals, wherein the input terminal is connected with the external power, and the output terminal is connected with the terminal on the conductive foil layer (10) through the spring contact; the temperature control module, the humidity testing module and the power meter module are connected with the touch display through communication ports of serial ports, parallel ports, USB ports and COM ports, data of the temperature sensor and the humidity sensor are synchronized on the display screen, a set temperature value can be input through a keyboard, and the external sensor is connected with the modules through shielding wires.
7. The heat accumulating type graphene heating mural as claimed in claim 5, wherein the temperature control module is of ANTHONE900U type, Min melt SM5-LCD type, Pin Yi PY-SM5 type or SiEvalTC-05B type.
8. The heat accumulating type graphene heating mural as claimed in claim 5, wherein the humidity testing module is a Simma AR827, AR837, AR847+ type, Kernel COS-04 type or TELESKY series module.
9. A regenerative graphene heating fresco as claimed in claim 5, wherein said wattmeter is a Hipport D52-2048 module, a Risym-1 module or a YB5140DM module.
10. A heat accumulating type graphene heating mural as claimed in claim 5, wherein the touch display is of a UE035HV-RN40-L006 type, a UE035HV-RN50-L010 type, a UE035HV-IH21-L009 type, a UE040WV-RH45-L026 type, an XG028 type, an XG121 type or an LTN106W1-L01 LCD type.
11. A heat accumulating type graphene heating mural as claimed in claim 1, wherein the power module and the interface (5) are AC-01, AC-02 or AC-03 type pin sockets, or HDR type pin sockets 120C01 or 120C 02.
12. A heat accumulating type graphene heating mural as claimed in claim 1, wherein the inner packaging layer (6) is a planar plate made by pressing the same material and process as the outer packaging layer (2), the thickness is 0.5-3mm, a sealing ring is installed at the peripheral edge of the plate, and the inner packaging layer (6) and the outer packaging layer (2) are fixed together by a buckle.
13. A heat accumulating type graphene heating mural as claimed in claim 1, wherein the phase change energy storage functional layer (7) is a plate-shaped material composed of a multi-gap heat conduction material and a phase change material encapsulated in the inner gap position of the multi-gap heat conduction material, the filling rate of the phase change material is 80-98%, the thickness of the functional layer (7) is 2-5mm, and the phase change energy storage functional layer (7) is fixed on the inner encapsulation layer (6).
14. A heat accumulating graphene heating mural as claimed in claim 13 wherein the phase change material comprises at least one liquid phase change material having a phase change point of 35-200 ℃ and a latent heat of phase change of 450-900 kcal/kg at normal atmospheric pressure.
15. The heat accumulating type graphene heating mural as claimed in claim 13, wherein the phase change material is an inorganic phase change material, an organic phase change material or a composite phase change material thereof.
16. A heat accumulating graphene heating mural as claimed in claim 15 wherein said inorganic phase change material is a crystalline hydrated salt, a molten salt, a metal or an alloy.
17. A heat accumulating type graphene heating mural as claimed in claim 13, wherein the multi-gap heat conducting material is a multi-gap heat conducting net woven by a heat conducting capillary copper pipe or a capillary aluminum pipe, a porous metal-organic framework material, a porous carbon aerogel material or a porous graphene aerogel material.
18. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the energy accumulating reflective layer (8) is formed by coating an infrared reflective coating on the surface of a concave plate made of a high polymer material and having a disc shape, and the thickness of the concave plate is 1-5 mm; or adhering the aluminum foil or tin foil with the back adhesive to the surface thereof, wherein the thickness of the coating or the foil layer is 150-300 μm; a space formed by the concave surface of the energy-gathering reflecting layer (8) and the inner packaging layer (6) is filled with a phase change energy storage functional layer (7); the energy-gathering reflecting layer (8) is embedded in the outer packaging layer (2).
19. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the foam heat insulation layer (9) is a porous foam layer with heat insulation effect prepared by polyurethane, polyvinyl chloride and polypropylene low heat conduction or heat insulation materials through a foaming process, and the thickness is 1-5 cm; the foam heat insulation layer (9) is fixed and embedded into the outer packaging layer (2).
20. The heat accumulating type graphene heating mural as claimed in claim 1, wherein the binding post (11) is a stepped cylindrical conductor prepared by using copper, aluminum, nickel and carbon rods, a stepped large cylinder of the stepped cylindrical conductor is fixedly connected with the conductive foil layer (10), a wiring hole is formed at the top of the stepped small cylinder and is connected with the power module and the output end of the interface (5) through a wire, the width of the conductive foil layer (10) is less than the diameter of the stepped large cylinder and less than the width of the conductive foil layer (10), and the diameter of the small cylinder is half of the diameter of the large cylinder.
21. A heat accumulating type graphene heating mural as claimed in claim 1, wherein the side frame (12) is an edge area surrounded on the periphery of the outer packaging layer (2), and the height of the side frame is 1-2.0 times of the sum of the thicknesses of the graphene functional layer (3), the inner packaging layer (6), the phase change energy storage functional layer (7), the energy accumulation reflecting layer (8) and the foam heat insulation layer (9).
22. A regenerative graphene heating mural as claimed in claim 2 wherein said outer surface of said outer encapsulation layer (2) has a roughness Ra =1.5-2.0 μm.
23. A thermally accumulating graphene heating mural as claimed in claim 18 wherein the concave curvature of the energy concentrating reflective layer (8) is preferably in the range of 2000R-5000R.
24. A heat accumulating graphene heating mural as claimed in claim 13, wherein preferably, the phase change temperature range of the phase change material used by the phase change energy storage functional layer (7) is: 50-80 ℃ and the latent heat of phase change is 500-800 kcal/kg.
25. A heat accumulating type graphene heating mural as claimed in claim 21, wherein the height of the side frame (12) is 1.1-1.5 times of the sum of the thicknesses of the graphene functional layer (3), the inner packaging layer (6), the phase change energy storage functional layer (7), the energy accumulating reflective layer (8) and the foam thermal insulation layer (9).
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| CN109572302A (en) * | 2018-12-27 | 2019-04-05 | 中国科学院山西煤炭化学研究所 | Heat accumulating type graphene heats mural painting |
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