CN105208692B - A kind of flexible membrane module and preparation method thereof that generates heat - Google Patents
A kind of flexible membrane module and preparation method thereof that generates heat Download PDFInfo
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- CN105208692B CN105208692B CN201510651282.6A CN201510651282A CN105208692B CN 105208692 B CN105208692 B CN 105208692B CN 201510651282 A CN201510651282 A CN 201510651282A CN 105208692 B CN105208692 B CN 105208692B
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Abstract
The invention discloses a kind of flexible fever membrane modules and preparation method thereof; flexible fever membrane module of the invention; including flexible heat generating layer; the flexible heat generating layer is made of 5~1000 layers of heating film stacking connection; loose porous structure is constituted between layers; circuit system is connected on flexible heat generating layer, matcoveredn is arranged at least side in the two sides up and down of flexible heat generating layer；Connection is laminated in the multilayer heating film of flexible heat generating layer, loose porous structure is constituted between layers, this unique nanoaperture, biggish draw ratio and higher specific surface area make the flexible heat generating layer have fabulous elasticity modulus and bending strength, to ensure that the flexibility of flexible fever membrane module macroscopic view and the comfort of feel.In addition, flexible fever membrane module of the invention has ultrathin and its high pliability, easily processed into type, wash resistant is good insulating heat insulating material.
Description
Technical field
The invention belongs to exothermic material technical fields, and in particular to a kind of flexible membrane module and preparation method thereof that generates heat.
Background technique
With the improvement of living standards, people need special heat source in more and more places, such as: heat medically
It applies, the heating of food when going out, warm hand, warm foot, automobile cushion etc. when it is cold.Exothermic material currently on the market is generally divided into
Chemistry fever and electricity fever.Chemistry fever Common materials are quick lime, hot ice (sodium acetate solution), iron powder etc., pass through these objects
The chemical reaction fever that matter occurs.But these substances are chemical article, and are reacted acutely, and bad control, temperature is also unstable,
It easily causes harm to the human body, security situation causes anxiety.
Presently commercially available electric heating products main material are as follows: metal electric heating material, non-metal electrothermal material and carbon fiber electric heating
Material.
Metal class thermo electric material mainly includes noble metal (Pt), high temperature melting point metals (W, Mo, Ta, Nb) and its alloy, nickel
Based alloy and iron aluminum series alloy.Most widely used metal electric heating material is mainly nichrome and iron aluminum series alloy.But metal
Material room temperature poor toughness, easily broken, security performance is also bad.
Non-metal electrothermal material mainly has silicon carbide, Lanthanum Chromite, zirconium oxide, molybdenum disilicide etc..Non-metal electrothermal material with
Metal electric heating material is compared to having many advantages, such as that high temperature resistant, corrosion-resistant, anti-oxidant, electric conversion efficiency is high, just gradually substituted metal
Thermo electric material.But there is also many disadvantages for non-metal electrothermal material itself, for example, making in carbofrax material high temperature oxidative atmosphere
With easily causing silicon carbide elements because aoxidizing due to scaling loss strongly, constrain it in the extensive use in higher temperature field；Molybdenum disilicide
Though the dual property with metal and ceramics, Toughness difference and the low disadvantage of elevated temperature strength also limit its development and application.
Above-mentioned exothermic material is harder and thick and heavy, is not able to satisfy most of demand, for example, applied to clothes, home textile,
It can not comfortably be experienced to people when the fields such as household；Simultaneously at present most of exothermic material can not wash resistant, usually
It cannot wash or can only locally wash, this also brings limitation to the application of exothermic material.
Summary of the invention
In view of the deficiencies of the prior art, this soft one of the objects of the present invention is to provide a kind of flexible fever membrane module
Heat pyrexia membrane module flexibility is good, comfortable feel.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of flexible fever membrane module, including flexible heat generating layer, the flexible heat generating layer is by 5~1000 layers of fever film layer
Folded connection composition, constitutes loose porous structure between layers, circuit system is connected on the flexible heat generating layer, described soft
At least matcoveredn is arranged in side in the two sides up and down of heat pyrexia layer.
Connection is laminated in the multilayer heating film of flexible heat generating layer, constitutes loose porous structure, this uniqueness between layers
Nanoaperture, biggish draw ratio and higher specific surface area make the flexible heat generating layer have fabulous elasticity modulus and bending strong
Degree, to ensure that the flexibility of flexible fever membrane module macroscopic view and the comfort of feel.Wherein, the flexible heat generating layer is upper
Matcoveredn is arranged in side or downside or upper and lower two sides simultaneously.In addition, flexible fever membrane module further includes other function layer, such as anti-
Water layer, insulating layer, supporting layer etc., the other function layer can be set to the outside of the protective layer, can also be set to described soft
Between heat pyrexia layer and the protective layer, details are not described herein.
Wherein, the connection type between the heating film of the multilayer of the flexible heat generating layer is chemical bond, Van der Waals force, hydrogen
One of key, bonding, hot pressing or at least two；Preferably, when the heating film number of plies is 5~10 layers, every layer of heating film it
Between connection type be bonding and/or hot pressing；Preferably, when the heating film number of plies is 11~1000 layers, every layer of heating film it
Between connection type be one of chemical bond, Van der Waals force, hydrogen bond or at least two；Preferably, the preparation of the heating film
Material is one of carbon fiber, single-walled carbon nanotube, multi-walled carbon nanotube, graphite, graphene, graphene oxide, fullerene
Or at least two；The thickness of flexible heat generating layer can realize by regulating and controlling the number of plies of heating film, the thickness of the flexible heat generating layer
For 100nm~100 μm.
Wherein, the flexible heat generating layer further includes conductive materials, and the conductive materials are doped in every layer of the heating film
In；Preferably, the conductive materials are metallic particles, metallic fiber, nano wire, conducting polymer, one in nonmetallic materials
Kind or at least two；Preferably, the metallic particles is one of iron particle, copper particle, nickel particle, Argent grain or at least two
Kind, the metallic fiber is one of iron fiber, copper fiber, nickel fiber, silver fiber or at least two, and the nano wire is nickel
One of nano wire, Pt nanowires, nanowires of gold, silver nanowires or at least two, the conducting polymer are polythiophene, gather
One of polyacetylene that pyrroles, polyparaphenylene, polyphenylene sulfide, polyaniline, I2 doping are handled or at least two, it is described nonmetallic
Material is one of silicon carbide, Lanthanum Chromite, zirconium oxide, molybdenum disilicide or at least two, and flexible heat generating layer is conductive by doping
Substance can make flexible heat generating layer have the abilities such as good electric conductivity, fast transfer electronics, and ensure that the entirety of volume fever
Property, heating effect is better than the surface heat of common coating.
Wherein, the protective layer has a reticulated macroporous structure, the reticulated macroporous structure include hole between fibre bundle,
The node of fibre bundle junction, the reticulated macroporous structure form netted connection in three-dimensional structure, thimble hole, are bent in duct
One kind or at least two, to form a kind of flexible and flexible poromerics, porosity is high, even aperture distribution, tool
There is the characteristic of permeable watertight.Further, protective layer has special reticulated macroporous structure, makes its contact between water droplet
Angle is greater than 150 °, to have the function of super-hydrophobic, can effectively prevent destruction of the hydrone to flexible heat generating layer, both can be real
The Waterproof Breathable of existing flexible fever membrane module can guarantee the water-wash resistance of flexible fever membrane module again.
Protective layer has thermal insulating, Waterproof Breathable and defencive function and excellent water-wash resistance；Preferably, described
Protective layer is polytetrafluoroethylporous porous membrane, polyimide film, polyethylene film, polychloroethylene film, PVDF membrane, polyester
Film, polypropylene film, polystyrene film, organosilan insulating film, organosiloxane insulating film, polyamide, epoxy resin, stone
One of cotton, natural rubber, synthetic rubber, ABS film, PU film, TPU membrane, TPE film or at least two.
Preferably, the protective layer with a thickness of 5~20 μm, such as 5 μm, 6 μm, 7 μm, 8 μm, 9 μm, 10 μm, 11 μm, 12
μm、13μm、14μm、15μm、16μm、17μm、18μm、19μm、20μm。
Wherein, the circuit system includes the electrode being arranged on the flexible heat generating layer；Preferably, the material of the electrode
Material is one of metal foil, conductive rubber, conductive fabric, conductive tape；The electrode can be to be fixed on by conductive tape
Band electrode on the flexible heat generating layer, or be plated on the metallic particles of the bar shaped on the flexible heat generating layer, also
It can be the metal slurries for the strip being printed on the flexible heat generating layer.
Wherein, the circuit system further includes function integration module and sheet conducting wire, and the function integration module passes through institute
Sheet conducting wire is stated to be connected with the electrode；
Preferably, the sheet conducting wire is flexible sheet-form conducting wire, and the inner layer material of the flexible sheet-form conducting wire is conductive
Flexible filamentary material, the cladding material of the flexible sheet-form conducting wire are the flexible material of insulation；It is solid on the both sides of flexible heat generating layer
The sheet conducting wire of fixed external softness, the sheet conducting wire of the softness are the conducting wire of custom-made, and inner layer material is wire-conducting performance
Good wire, enameled wire, carbon fiber etc. all may be used as the conductive traditional thread binding substance of flexibility；Its cladding material is soft
Insulate the good soft substance of all insulation such as cloth, silica gel, TPFE, TPU, PVC, TPE, acrylic fibers.
Circuit system, can be by the way that conducting wire and USB interface to be controlled to a power supply by power supply power supply, and power supply is direct current or friendship
Galvanic electricity source；Power supply is one of external power supply, rechargeable lithium battery, USB input or at least two.
Wherein, be additionally provided with temperature sensor between the function integration module and the power supply, the temperature sensor with
It is connected by sheet conducting wire between the function integration module, between the temperature sensor and the power supply, circuit system
Temperature regulation mechanism be manually adjust, one of wireless remote control is adjusted and cell phone application is adjusted or at least two, it can be achieved that at any time
Temperature control everywhere.
Preferably, the function integration module includes temperature sensor and current sensor；The temperature sensor monitoring
The temperature of the flexible heat generating layer, when temperature is more than limiting temperature, the temperature sensor disconnection is cut off the power, when temperature is low
The temperature sensor connects and powers on when the limiting temperature, ensure that safety.The current sensor detection
The electric current of the flexible heat generating layer, when electric current is more than current limit, the temperature sensor disconnection is cut off the power；Preferably, institute
State limiting temperature be 40 DEG C~60 DEG C, such as limiting temperature be 40 DEG C when, when with the temperature of temperature sensor contact surface be higher than 40
DEG C, temperature sensor disconnection is cut off the power；When being lower than 40 DEG C with the temperature of temperature sensor contact surface, temperature sensor is connected simultaneously
Power on starting heating.The heating-up time is less than 10s, 90% or more electric conversion rate after the flexible heat generating layer is powered.
It can design according to demand, the function of function integration module is wireless Bluetooth, wireless phone APP function, frequency conversion
The function etc. of regulating and controlling temperature；Function integration module can also introduce other function, such as health monitoring, temperature curve according to demand
Deng in addition the function integration module can continually introduce other function with the upgrading of product.
The second object of the present invention is to provide a kind of preparation method of flexible fever membrane module, include the following steps:: will
5~1000 layers of heating film stacking connection, constitute loose porous structure, prepare flexible heat generating layer, between layers described soft
Circuit system is set on heat pyrexia layer, will be provided in the two sides up and down of the flexible heat generating layer of the circuit system at least
Flexible fever membrane module is prepared after trimming edge sealing in side composite protection layer.
The heating film of the required number of plies is successively attached onto according to demand, when the number of plies is at 5~10 layers, the layer of heating film
It is connect between layer by physics mode, when the number of plies is 11~1000 layers, heating film passes through chemical bond, model between layers
De Huali is connected with the mode of hydrogen bond.It is set to the electrode of the circuit system on flexible heat generating layer, can be to pass through conductive tape
Fixed band electrode, or gold, silver or copper particle of the plating on flexible heat generating layer, can also be to be printed in flexible hair
Gold, silver slurry or other metal slurries on thermosphere.Sheet conducting wire is drawn in one end of electrode and is used for external power supply, and the sheet is led
Line is special flexible sheet-form conducting wire, can be arbitrarily bent, washable.At least side in the two sides up and down of flexible heat generating layer is compound
Protective layer, the complex method can be the modes such as pressurization, hot pressing, double-sided adhesive, suture, then be prepared after trimming edge sealing soft
Heat pyrexia membrane module.
Compared with prior art, the invention has the benefit that flexible fever membrane module of the invention, including flexibility are generated heat
Layer, the flexible heat generating layer are made of 5~1000 layers of heating film stacking connection, constitute loose porous knot between layers
Structure is connected with circuit system on flexible heat generating layer, and matcoveredn is arranged at least side in the two sides up and down of flexible heat generating layer；It is soft
Connection is laminated in the multilayer heating film of heat pyrexia layer, constitutes loose porous structure between layers, this unique nanoaperture,
Biggish draw ratio and higher specific surface area make the flexible heat generating layer have fabulous elasticity modulus and bending strength, to guarantee
The flexibility of flexible fever membrane module macroscopic view and the comfort of feel.
The material for preparing of heating film in flexible fever membrane module of the invention further includes conductive materials, conductive materials doping
In on every layer of heating film；It can make flexible heat generating layer that there is good electric conductivity, fast transfer electronics by adulterating conductive materials
Etc. abilities, and ensure that volume fever globality, heating effect be better than common coating surface heat.It is set on flexible heat generating layer
The electrode set also ensures the uniformity of flexible fever membrane module fever.
Protective layer has reticulated macroporous structure, and reticulated macroporous structure includes hole between fibre bundle, fibre bundle junction
Node, reticulated macroporous structure forms netted connection, thimble hole, bending duct in three-dimensional structure, to be formed a kind of flexible
And flexible poromerics, porosity are high, even aperture distribution, the characteristic with permeable watertight.Further, protective layer
With special reticulated macroporous structure, make its contact angle between water droplet be greater than 150 °, thus have the function of it is super-hydrophobic, can
Effectively to prevent destruction of the hydrone to flexible heat generating layer, the Waterproof Breathable of flexible fever membrane module not only may be implemented but also can protect
The water-wash resistance of the flexible fever membrane module of card.
Flexible fever membrane module of the invention has ultrathin, can be according to different demands by adjusting basic heating layer
The number of plies controls the thickness of membrane module, easily processed into type.In addition, the preparation method of flexible fever membrane module of the invention is easy
It is easy to operate, convenient for promoting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of flexible fever membrane module of the invention；
Fig. 2 is the reticulated macroporous structural schematic diagram of the protective layer of flexible fever membrane module of the invention；
Fig. 3 is the structural schematic diagram two of flexible fever membrane module of the invention；
Fig. 4 is the structural schematic diagram of first preference of flexible fever membrane module of the invention；
Fig. 5 is the structural schematic diagram of second preference of flexible fever membrane module of the invention；
Fig. 6 is the structural schematic diagram of the third preference of flexible fever membrane module of the invention；
Fig. 7 is the structural schematic diagram of the 4th preference of flexible fever membrane module of the invention；
Fig. 8 is the schematic diagram of the temperature measurement location of flexible fever membrane module of the invention；
Fig. 9 is the Infrared Thermogram after flexible fever membrane module of the invention is powered.
Appended drawing reference is as follows:
1- flexible heat generating layer；2- protective layer；21- waterproof ventilative layer；22- fabric；23- support layer；24- heat preservation layer；3- electricity
Road system；4- electrode；41- band electrode；42- insulating layer；5- function integration module；6- sheet conducting wire；7- power supply；8- temperature passes
Sensor.
Specific embodiment
Below by the drawings and specific embodiments to further illustrate the technical scheme of the present invention.
Unless specific instructions, various raw materials of the invention are commercially available buys, or is prepared according to the conventional method of this field
It obtains.
As shown in Figure 1, flexible fever membrane module includes flexible heat generating layer 1, flexible heat generating layer 1 is by 5~1000 layers of fever
Film layer is folded to be formed by connecting, and constitutes loose porous structure between layers, circuit system 3 is connected on flexible heat generating layer 1, flexible
Matcoveredn 2 is arranged in the two sides up and down of heating layer 1.The multilayer heating film of flexible heat generating layer 1 is by stacking connection, between layers
Loose porous structure is constituted, this unique nanoaperture, biggish draw ratio and higher specific surface area send out the flexibility
Thermosphere has fabulous elasticity modulus and bending strength, to ensure that the flexibility of flexible fever membrane module macroscopic view and relaxing for feel
Adaptive.As a preferred option, conductive materials are also doped in the heating film in flexible fever membrane module, conductive materials are doped in
In every layer of heating film；It can make flexible heat generating layer that there is good electric conductivity, fast transfer electronics etc. by adulterating conductive materials
Ability, and ensure that the globality of volume fever, heating effect is better than the surface heat of common coating.
Flexibility fever membrane module further includes other function layer, such as waterproof layer, insulating layer, supporting layer etc., wherein other function
Ergosphere can be set to the outside of protective layer 2, can also be set between flexible heat generating layer 1 and protective layer 2.
As shown in Fig. 2, the reticulated macroporous structure of protective layer, reticulated macroporous structure includes the hole and fibre between fibre bundle
The node of beam junction is tieed up, reticulated macroporous structure forms netted connection, thimble hole, bending duct in three-dimensional structure, thus shape
At a kind of flexible and flexible poromerics, porosity is high, even aperture distribution, the characteristic with permeable watertight.Into one
Step, protective layer has special reticulated macroporous structure, so that its contact angle between water droplet is greater than 150 °, to have super thin
The effect of water can effectively prevent destruction of the hydrone to flexible heat generating layer, and the waterproof of flexible fever membrane module both may be implemented
Moisture-inhibiting can guarantee the water-wash resistance of flexible fever membrane module again.
As shown in figure 3, circuit system 3 includes the electrode 4 being arranged on flexible heat generating layer 1, circuit system 3 further includes function
Integration module 5 and sheet conducting wire 6, function integration module 5 are connected by sheet conducting wire 6 with electrode 4, and circuit system 3 passes through sheet
Conducting wire 6 is connect with power supply 7, and temperature sensor 8, temperature sensor 8 and function are additionally provided between function integration module 5 and power supply 7
It is connected by sheet conducting wire 6 between integration module 5, between temperature sensor 8 and power supply 7.Wherein, sheet conducting wire of the invention
6 be special flexible sheet-form conducting wire, can be arbitrarily bent, washable.Function integration module 5 passes through sheet conducting wire 6 and 4 phase of electrode
Even, the different function of flexible fever membrane module may be implemented, and function integration module 5 can be according to different needs with product
Upgrading continually introduces other function.Circuit system 3 is connected by sheet conducting wire 6 with power supply 7, is powered by power supply 7, temperature
Sensor 8 can realize temperature control anywhere or anytime.
As shown in figure 4, as first preference of flexible fever membrane module of the invention, the material of flexible heat generating layer 1
For carbon nano-tube film, wherein being also doped with silver nanowires, protective layer 2 is made of waterproof ventilative layer 21 and fabric 22, circuit system 3
It is made of electrode 4, function integration module 5 and sheet conducting wire 6, wherein electrode 4 a electrode, can be anode, it can also be with
For cathode, by taking anode as an example, anode is made of band electrode 41 and the insulating layer being coated in band electrode 41 42, wherein
Insulating layer is polytetrafluoroethylene (PTFE) (PTFE) perforated membrane.The folding this structure being coated in band electrode 41 of insulating layer 42,
Flow directly into cathode along nearest distance after can preventing electric current one from entering anode, thus can to avoid membrane module fever not
Uniformly.This design makes electric current along whole membrane flow, to guarantee the uniformity of fever；It simultaneously again can be by inlet and outlet design same
One position avoids the pliability for being routed and influencing whole film on film, to keep the experience sense of film more comfortable.
As shown in figure 5, as second preference of flexible fever membrane module of the invention, the fever of flexible heat generating layer 1
The material of film is carbon nano-tube film, wherein being also doped with nickel fiber, protective layer 2 is by waterproof ventilative layer 21, support layer 23 and keeps warm
Layer 24 forms, and circuit system 3 is made of electrode 4, function integration module 5 and sheet conducting wire 6, and wherein electrode 4 is to be applied to carbon to receive
Three silver pastes in the left side of mitron film, middle part, right side, positive and negative anodes of the silver paste of left and right side as electrode, middle part is also coated with
One silver paste, this structure can guarantee the flow direction of electric current, keep film fever uniform.Function integration module 5 is frequency conversion control temperature
Function increases the practicability of flexible fever membrane module.
As shown in fig. 6, as the third preference of flexible fever membrane module of the invention, the fever of flexible heat generating layer 1
The material of film is graphene film, wherein being also doped with copper particle, protective layer 2 is made of waterproof ventilative layer 21, fabric 22, circuit system
System 3 is made of electrode 4, function integration module 5 and sheet conducting wire 6, and function integration module 5 is disposed in proximity to the ground of a lateral electrode
It is convenient to cut, sheet conducting wire 6 is circumscribed with power supply 7, and power supply 7 is connected by USB interface with sheet conducting wire 6.On graphene film
The shape that part membrane material constitutes hollow out is cut, the graphene film of this shape makes fever more evenly, and also saves membrane material
Material.
As shown in fig. 7, as the 4th preference of flexible fever membrane module of the invention, the fever of flexible heat generating layer 1
The material of film is graphene film, wherein being also doped with polyaniline conductive polymer, protective layer 2 is by waterproof ventilative layer 21, fabric 22
Composition, circuit system 3 are made of electrode, function integration module 5 and sheet conducting wire 6, and sheet conducting wire 6 is circumscribed with power supply 7.Its
In, it is connected between two electrodes by the insulating film of oblique, function integration module 5 is disposed in proximity to the place of a lateral electrode, makes
Sheet conducting wire 6 can be set near an electrode, keep the external tapping of flexible heating film close to each other, facilitate cutting, production
Membrane material out is more beautiful.
Embodiment 1
The flexible fever membrane module of 10*10cm size is intercepted, it is compound according to structure progress as shown in Figure 4, from top to bottom
Polytetrafluoroethylporous porous membrane (5 μm) are followed successively by, the carbon nano-tube film (5 μm) with circuit system, polytetrafluoroethylporous porous membrane (5 μ
m).The temperature sensor of 40 DEG C of series connection in circuit, but it is to stop heating that temperature, which is more than 40 DEG C, and temperature then starts lower than 40 DEG C to be added
Heat.Circuit is powered by way of USB external charge is precious, with the temperature of difference on temperature-measuring gun measurement film, test position is such as
Shown in Fig. 8, measurement result is shown in Table 1.
Embodiment 2
The flexible fever membrane module of 10*10cm size is intercepted, it is compound according to structure progress as shown in Figure 5, from top to bottom
Polytetrafluoroethylporous porous membrane (5 μm) are followed successively by, the carbon nano-tube film (5 μm) with circuit system, polytetrafluoroethylporous porous membrane (5 μ
m).The temperature sensor of 40 DEG C of series connection in circuit, but it is to stop heating that temperature, which is more than 40 DEG C, and temperature then starts lower than 40 DEG C to be added
Heat.Circuit is powered by way of USB external charge is precious, with the temperature of difference on temperature-measuring gun measurement film, test position is such as
Shown in Fig. 8, measurement result is shown in Table 1.
Embodiment 3
The flexible fever membrane module of 30*30cm size is intercepted, it is compound according to structure progress as shown in Figure 4, from top to bottom
Polytetrafluoroethylporous porous membrane (5 μm) are followed successively by, the carbon nano-tube film (5 μm) with circuit system, polytetrafluoroethylporous porous membrane (5 μ
m).The temperature sensor of 40 DEG C of series connection in circuit, but it is to stop heating that temperature, which is more than 40 DEG C, and temperature then starts lower than 40 DEG C to be added
Heat.Circuit is powered by way of the external direct current of conducting wire, output voltage control is in 5V, with difference on temperature-measuring gun measurement film
Temperature, test position is as shown in figure 8, measurement result is shown in Table 1.
Embodiment 4
The flexible fever membrane module of 30*30cm size is intercepted, it is compound according to structure progress as shown in Figure 5, from top to bottom
Polyimide film (5 μm) are followed successively by, the carbon nano-tube film (5 μm) with circuit system, polyimide film (5 μm).In circuit
The temperature sensor of 40 DEG C of series connection, but temperature is more than 40 DEG C and stops heating, and temperature then starts heating lower than 40 DEG C.Circuit is led to
The form for crossing USB external charge treasured is powered, and with the temperature of difference on temperature-measuring gun measurement film, test position is as shown in figure 8, by soft
Infrared Thermogram such as Fig. 9 after the energization of heat pyrexia membrane module, measurement result are shown in Table 1.
Table 1
In conjunction with Fig. 8, number 123,456 and 789 is respectively top, the middle part of the flexible fever membrane module of 30*30cm size
With 9 points of lower part, the temperature between number 123,456,789 is very close as can be seen from Table 1, it follows that whole film hair
Hot uniform, heating efficiency is high.Fig. 9 is the Infrared Thermogram after flexible fever membrane module of the invention is powered, can from Fig. 9
Out, the heating part of heating film is displayed in red, and the RED sector depth is unanimously relatively uniform, also further illustrates the equal of heating film
Even property and high efficiency.
Above embodiments are only used to illustrate method detailed of the invention, and the invention is not limited to above-mentioned method detaileds, i.e.,
Do not mean that the invention must rely on the above detailed methods to implement.It should be clear to those skilled in the art, right
Any improvement of the invention, the addition of equivalence replacement and auxiliary element to each raw material of product of the present invention, the selection of concrete mode
Deng all of which fall within the scope of protection and disclosure of the present invention.
Claims (23)
1. a kind of flexible fever membrane module, which is characterized in that the flexible fever membrane module includes flexible heat generating layer (1), described
Flexible heat generating layer (1) is made of 5~1000 layers of heating film stacking connection, constitutes loose porous structure, institute between layers
It states and is connected on flexible heat generating layer (1) circuit system (3), at least side is set in the two sides up and down of the flexible heat generating layer (1)
It is equipped with protective layer (2)；
The thickness of the flexible heat generating layer (1) is controlled by the number of plies of heating film, is 100nm~100 μm；
The material for preparing of the heating film further includes conductive materials, and the conductive materials are doped in the heating film；
The protective layer (2) has reticulated macroporous structure, and the reticulated macroporous structure includes hole, the fibre bundle between fibre bundle
The node of junction, the reticulated macroporous structure form one of netted connection, thimble hole, bending duct in three-dimensional structure
Or at least two；
The circuit system (3) includes the electrode (4) being arranged on the flexible heat generating layer (1).
2. a kind of flexible fever membrane module according to claim 1, which is characterized in that the heating film is between layers
Connection type be one of chemical bond, Van der Waals force, hydrogen bond, bonding, hot pressing or at least two.
3. a kind of flexible fever membrane module according to claim 2, which is characterized in that the number of plies of the heating film is 5~
At 10 layers, the connection type between every layer of heating film is bonding and/or hot pressing.
4. a kind of flexible fever membrane module according to claim 2, which is characterized in that the number of plies of the heating film is 11~
At 1000 layers, the connection type between every layer of heating film is one of chemical bond, Van der Waals force, hydrogen bond or at least two.
5. a kind of flexible fever membrane module according to claim 1, which is characterized in that the material for preparing of the heating film is
Carbon fiber, single armed carbon nanotube, multi-arm carbon nano-tube, graphite, graphene, graphene oxide, sulfonated graphene, in fullerene
One kind or at least two.
6. a kind of flexible fever membrane module according to claim 1, which is characterized in that the conductive materials are metal
One of grain, metallic fiber, nano wire, conducting polymer or at least two.
7. a kind of flexible fever membrane module according to claim 6, which is characterized in that the metallic particles be iron particle,
One of copper particle, nickel particle, Argent grain or at least two, the metallic fiber are iron fiber, copper fiber, nickel fiber, silver
One of fiber or at least two, the nano wire are nickel nano wire, Pt nanowires, nanowires of gold, one in silver nanowires
Kind or at least two, the conducting polymer be polythiophene, polypyrrole, polyparaphenylene, polyphenylene sulfide, polyaniline, at I2 doping
One of polyacetylene of reason or at least two, the nonmetallic materials are silicon carbide, in Lanthanum Chromite, zirconium oxide, molybdenum disilicide
One kind or at least two.
8. a kind of flexible fever membrane module according to claim 1, which is characterized in that the protective layer (2) is polytetrafluoro
Ethylene perforated membrane, polyimide film, polyethylene film, polychloroethylene film, PVDF membrane, polyester film, polypropylene film,
Polystyrene film, it is poly- with film, it is organosilan insulating film, organosiloxane insulating film, polyamide, epoxy resin, asbestos, natural
One of rubber, synthetic rubber, ABS film, PU film, TPU membrane, TPE film or at least two.
9. a kind of flexible fever membrane module according to claim 1, which is characterized in that the protective layer (2) with a thickness of 5
~20 μm.
10. a kind of flexible fever membrane module according to claim 1, which is characterized in that the material of the electrode (4) is gold
Belong to one of foil, conductive rubber, conductive fabric, conductive tape.
11. a kind of flexible fever membrane module according to claim 1, which is characterized in that the electrode (4) is to pass through conduction
Adhesive tape is fixed on the band electrode on the flexible heat generating layer (1).
12. a kind of flexible fever membrane module according to claim 1, which is characterized in that the electrode (4) is is plated on
State the metallic particles of the bar shaped on flexible heat generating layer (1).
13. a kind of flexible fever membrane module according to claim 1, which is characterized in that the electrode (4) is is printed in
State the metal slurries of the strip on flexible heat generating layer (1).
14. a kind of flexible fever membrane module according to claim 1, which is characterized in that the circuit system (3) further includes
Function integration module (5) and sheet conducting wire (6), the function integration module (5) pass through the sheet conducting wire (6) and the electrode
(4) it is connected.
15. a kind of flexible fever membrane module according to claim 14, which is characterized in that the sheet conducting wire (6) is soft
Film shape conducting wire, the inner layer material of the flexible sheet-form conducting wire are conductive flexible filamentary material, the flexible sheet-form conducting wire
Cladding material is the flexible material of insulation.
16. a kind of flexible fever membrane module according to claim 15, which is characterized in that the flexible sheet-form conducting wire it is interior
Layer material is one of wire, enameled wire, carbon fiber, and the cladding material of the flexible sheet-form conducting wire is insulation cloth, silicon
One of glue, TPFE, TPU, PVC, TPE, acrylic fibers.
17. a kind of flexible fever membrane module according to claim 14, which is characterized in that the circuit system (3) passes through
Sheet conducting wire (6) is connect with power supply (7), and the power supply (7) is direct current or AC power source.
18. a kind of flexible fever membrane module according to claim 17, which is characterized in that the power supply (7) is external electricity
One of source, rechargeable lithium battery, USB input or at least two.
19. a kind of flexible fever membrane module according to claim 17, which is characterized in that the function integration module (5)
Be additionally provided between the power supply (7) temperature sensor (8), the temperature sensor (8) and the function integration module (5) it
Between, connect by sheet conducting wire (6) between the temperature sensor (8) and the power supply (7).
20. a kind of flexible fever membrane module according to claim 1, which is characterized in that the temperature of the circuit system (3)
Regulative mode be manually adjust, wireless remote control adjust and cell phone application adjust one of or at least two.
21. a kind of flexible fever membrane module according to claim 14, which is characterized in that the function integration module (5)
Including temperature sensor and current sensor；
The temperature sensor monitors the temperature of the flexible heat generating layer (1), and when temperature is more than limiting temperature, the temperature is passed
Sensor (8) disconnection is cut off the power, and when temperature is lower than the limiting temperature, the temperature sensor (8) connects and powers on；
The current sensor detects the electric current of the flexible heat generating layer (1), and when electric current is more than current limit, the temperature is passed
Sensor (8) disconnection is cut off the power.
22. a kind of flexible fever membrane module according to claim 21, which is characterized in that the limiting temperature is 40 DEG C~
60 DEG C, the heating-up time is less than 10s after the flexible heat generating layer (1) is powered.
23. a kind of preparation method of flexible fever membrane module described in claim 1, it is characterised in that include the following steps: 5
~1000 layers of heating film stacking connection, constitute loose porous structure between layers, flexible heat generating layer (1) are prepared, described
Circuit system (3) are set on flexible heat generating layer (1), the upper of the flexible heat generating layer (1) of the circuit system (3) will be provided with
Flexible fever membrane module is prepared after trimming edge sealing at least side composite protection layer (2) in lower two sides.
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| CN201510651282.6A CN105208692B (en) | 2015-10-10 | 2015-10-10 | A kind of flexible membrane module and preparation method thereof that generates heat |
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