CN109659447A - Fibrous self energizing luminescent device and preparation method thereof - Google Patents
Fibrous self energizing luminescent device and preparation method thereof Download PDFInfo
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- CN109659447A CN109659447A CN201811572273.8A CN201811572273A CN109659447A CN 109659447 A CN109659447 A CN 109659447A CN 201811572273 A CN201811572273 A CN 201811572273A CN 109659447 A CN109659447 A CN 109659447A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/182—OLED comprising a fiber structure
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/10—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising heterojunctions between organic semiconductors and inorganic semiconductors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The present invention provides a kind of fibrous self energizing luminescent device and preparation method thereof, fibrous self energizing luminescent device includes energy storage units, energy conversion unit, electroluminescence cell and light-operated switch, energy storage units are located in fibrous substrate, energy conversion unit is located on energy storage units, electroluminescence cell is located in fibrous substrate, and light-operated switch controls the connection of electroluminescence cell and energy storage units.In fibrous self energizing luminescent device provided by the invention and preparation method thereof, by energy storage units in setting fibrous substrate, energy conversion unit is surrounded again and is arranged on energy storage units, electroluminescence cell is also set in fibrous substrate, its connection is controlled by light-operated switch between electroluminescence cell and energy storage units, the connection and disconnection between energy storage units and electroluminescence cell are realized by light-operated switch, and sunlight is can absorb when daytime, light intensity was stronger and convert power storage in energy storage unit for it.
Description
Technical field
The present invention relates to technical field of electronic devices, in particular to fibrous self energizing luminescent device and preparation method thereof.
Background technique
Current electronic product has been increasingly becoming a part indispensable in our lives.As science and technology is into one
Step development, not only function can be stronger and stronger for following electronic product, can also become more and more dexterousr convenient.Wearable technology is
A kind of emerging technology that the equipment such as electronic product are directly worn or are integrated into traditional fabric has huge hair
Open up space and application prospect.The panoramic biology of large nature gradually develops respective special out in evolution in 1 years
Function, such as in night sparkling firefly.Mankind's function peculiar to these in the Nature is filled with unlimited longing, by
To the inspiration of the Nature, by the strength of science and technology, simulate the luminosity of firefly, prepare can according to ambient light come
The electronic fabric of adjustment brightness is applied in the environment of dark, if field mountain-climbing, diving are explored, mine operation,
It realizes in due course luminous unique function, there is huge application value.
Therefore, how to provide one kind luminescent device that is wearable and being capable of environmental response is that those skilled in the art need to solve
A technical problem certainly.
Summary of the invention
The purpose of the present invention is to provide a kind of fibrous self energizing luminescent devices and preparation method thereof, can to provide one kind
Dress and be capable of the luminescent device of environmental response.
In order to solve the above technical problems, the present invention provides a kind of fibrous self energizing luminescent device, the threadiness confession
Energy luminescent device includes energy storage units, energy conversion unit, electroluminescence cell and light-operated switch, the energy stores list
Member is located in fibrous substrate, and the energy storage units include anode, cathode, electrolyte and interior cylindrical tube, the interior cylindrical tube
It covers in the fibrous substrate, the anode and the cathode are arranged in the interior cylindrical tube, and the electrolyte is filled in
Between the fibrous substrate and the interior cylindrical tube, the energy conversion unit include to electrode and photo cathode, it is described to electricity
Pole and the photo cathode are located in the interior cylindrical tube, described to connect the cathode to electrode, and the photo cathode connects institute
Anode is stated, the electroluminescence cell is located in the fibrous substrate, and the electroluminescence cell includes the bottom sequentially formed
Electrode, luminescent layer and transparent electrode, the hearth electrode connect the anode, and the transparent electrode connects the cathode, the light
Control the connection of electroluminescence cell and the energy storage units described in switch control.
Optionally, in the fibrous self energizing luminescent device, the anode and the cathode include that orientation carbon is received
Mitron and reactive nanoparticles.
Optionally, in the fibrous self energizing luminescent device, the hearth electrode includes aligned carbon nanotube and conduction
Nano particle.
Optionally, in the fibrous self energizing luminescent device, the quantity of the energy conversion unit is two or more,
It connects between more than two energy conversion units.
Optionally, in the fibrous self energizing luminescent device, the electrolyte is gel electrolyte.
Optionally, in the fibrous self energizing luminescent device, the linear spiral wound of photo cathode is in institute
It states on electrode.
Optionally, in the fibrous self energizing luminescent device, the anode and the cathode are circumferentially positioned at institute
It states in fibrous substrate.
Optionally, in the fibrous self energizing luminescent device, the hearth electrode and the transparent electrode include taking
To carbon nanotube, the luminescent layer is luminescence polymer material.
Optionally, in the fibrous self energizing luminescent device, the light-operated switch includes matrix, conductive layer, paraffin
Layer and aligned carbon nanotube film layer, the conductive layer are located at the matrix side, and the paraffin layer is located at the another of the matrix
Side, the aligned carbon nanotube film layer are located on the paraffin layer.
The present invention also provides a kind of preparation method of fibrous self energizing luminescent device, the threadiness self energizing photophore
The preparation method of part includes:
One fibrous substrate is provided, anode and cathode is formed on described fibrous substrate one end, in the another of the fibrous substrate
One end forms hearth electrode, and the hearth electrode is connect with the anode；
Cylindrical tube in one is arranged in the fibrous substrate, the anode and the cathode are respectively positioned on the interior cylindrical tube
It is interior, electrolyte, the anode, the cathode and the electrolyte shape are filled between the interior cylindrical tube and the fibrous substrate
At energy storage units, luminescent layer is formed on the hearth electrode；
The shape paired electrode in the interior cylindrical tube, it is described to electrode and institute described to forming photo cathode on electrode
It states photo cathode and forms energy conversion unit, described to connect the cathode to electrode, the photo cathode connects the anode, institute
It states and forms transparent electrode on luminescent layer, the hearth electrode, the luminescent layer and the transparent electrode form electroluminescence cell, if
Set the connection that a light-operated switch controls the electroluminescence cell Yu the energy storage units.
In conclusion in fibrous self energizing luminescent device provided by the invention and preparation method thereof, by energy stores
Unit is in setting fibrous substrate, then energy conversion unit is surrounded and is arranged on energy storage units, also in fibrous substrate
Upper setting electroluminescence cell, controls its connection by light-operated switch between electroluminescence cell and energy storage units, due to
Energy conversion unit is linearly fibrous, can receive the incident beam of various angles and be translated into electric energy, especially apply
In the space full of diffused light, the electroluminescence cell being prepared can be realized 360 ° and shine, and radially be similar to plane
Shape luminescence unit, reduces contact resistance, and coaxial shine has high contact area, is conducive to the quick transmitting and transfer of electronics,
Light intensity can be incuded by light-operated switch, realize connection and disconnection between energy storage units and electroluminescence cell, it can
Enable fibrous self energizing luminescent device when daytime, light intensity was stronger by absorbing sunlight and converting electricity for it
Can be stored in energy storage unit, when the light intensity decreasing in environment to a certain extent when, by light-operated switch can will
Electroluminescence cell, which is communicated to the energy storage unit, to be realized and shines, and entire device has certain flexibility and flexible
Property, can be used as fiber compiles into fabric, provides condition to the development of wearable electronic.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the fibrous self energizing luminescent device of the embodiment of the present invention；
2-A to E is the knot of the preparation method of the fibrous self energizing luminescent device of the embodiment of the present invention from inside to outside in Fig. 2
Structure schematic diagram.
Specific embodiment
In order to keep objects, features and advantages of the present invention more obvious and easy to understand, attached drawing is please referred to.It should be clear that this explanation
Book institute accompanying drawings are only to cooperate the revealed content of specification, so that those skilled in the art understands and reads, not
To limit the enforceable qualifications of the present invention, therefore do not have technical essential meaning, the modification or adjustment of any ratio,
It does not influence still fall in disclosed technology contents under the effect of present invention can be generated and the purpose that can reach
In the range of capable of covering.
As shown in Figure 1, the present invention provides a kind of fibrous self energizing luminescent device, the threadiness self energizing luminescent device
Including energy storage units 100, energy conversion unit 200, electroluminescence cell 300 and light-operated switch 400, the energy stores
Unit 100 is located in fibrous substrate 110, and fibrous substrate 110 should include linear or filamentary fibers, the energy storage units 200
Including anode 121, cathode 122, electrolyte 130 and interior cylindrical tube 140,140 sets of the interior cylindrical tube is in the fibrous substrate 110
On, the anode 121 and the cathode 122 are respectively positioned in the interior cylindrical tube 140, and the electrolyte 130 is filled in the fibre
Between Wiki bottom 110 and the interior cylindrical tube 140, that is, anode 121, cathode 122 and electrolyte 130 are formed together battery knot
Structure, the energy conversion unit 200 include to electrode 210 and photo cathode 220, it is described to electrode 210 and the photo cathode
220 are located in the interior cylindrical tube 140 (outer surface), described to connect the cathode 122, the photo cathode 220 to electrode 210
The anode 121 is connected, i.e., electric energy is converted light energy by the realization of energy conversion unit 200, is deposited to be then stored into energy
In storage unit 100, the electroluminescence cell 300 is arranged in the fibrous substrate 110, and the electroluminescent cell 300 includes
Hearth electrode 310, luminescent layer 320 and the transparent electrode 330 sequentially formed, the hearth electrode 310 connects the anode 121, described
Transparent electrode 330 connects the cathode 122, and electroluminescence cell 300 realizes and shine that the light-operated switch 400 controls after being powered
The connection of the electroluminescence cell 300 and the energy storage units 100, light-operated switch 400 are realized by the influence of sunlight
Circuit connects or disconnects.
The embodiment of the present invention is discussed in detail with reference to the accompanying drawings.
Described in continuing to refer to figure 1, the fibrous self energizing luminescent device of environmental response includes fibrous substrate 110, is looped around
The energy storage units 100 that are arranged on 110 one end of fibrous substrate are looped around the electroluminescent hair being arranged on 110 other end of fibrous substrate
Light unit 300, connection energy conversion unit 200 and electroluminescence cell 300 light-operated switch 400 and be looped around energy and deposit
The energy conversion unit 200 of 100 periphery of storage unit.
In material selection, fibrous substrate 110 may include the flexible material of any insulation, such as poly dimethyl can be used
Siloxanes, IR fiber etc..
Energy storage units 100 can use lithium ion battery structure, through setting in fibrous substrate 110, including set
Anode 121 and cathode 122 in substrate 110 are set, the interior cylindrical tube 140 of anode 121, cathode 122 and substrate 110 is wrapped up, with
And it is filled in the electrolyte 130 between substrate 110 and interior cylindrical tube 140, electrolyte infiltrates anode and cathode.Anode 121 and yin
Pole 122 can be threadiness, and be arranged around substrate 110, not contact each other.Anode 121 and cathode 122 may include
Reactive nanoparticles aligned carbon nanotube (Aligned Carbon Nanotube) and be attached on aligned carbon nanotube, take
It is usually to be orientated multi-walled carbon nanotube to carbon nanotube, the reactive nanoparticles for anode 121 may include LiMn2O4Nanometer
Particle, the reactive nanoparticles for cathode 122 may include Li2Ti5O12Nano particle.
Electroluminescence cell 300 is arranged in fibrous substrate 110, it may include the hearth electrode in fibrous substrate 110 is arranged in
310, the luminescent layer 320 on hearth electrode 310 is set, and the transparent electrode 330 being arranged on luminescent layer 320, can be
It is surround and is formed based on fibrous substrate.Hearth electrode 310 may include orientation multi-wall carbon nano-tube film, can be received by additional conduction
Rice grain increases the carrier transport of electrode, and metal nanoparticle such as zinc oxide nano-particle, silver nanowires can be used
(particle) etc..Luminescent layer 320 can be luminescence polymer material, such as polyfluorene, SuperYellow different colours light-emissive polymer
Object.Transparent electrode 330 can be that orientation carbon nanotube film can also lead under the premise of guaranteeing that electrode has certain translucency
Cross the carrier transport for adding a little electrical-conductive nanometer material to increase electrode, such as silver nanowires etc..
The setting of light-operated switch 400 plays switch control work between energy storage units 100 and electroluminescence cell 300
With can be by being formed in the conducting element of the anode 121 of conducts energy storage unit and the hearth electrode 310 of electroluminescence cell
410, be coated on the outside of conducting element 410 prevent electric leakage insulating layer 420 and connect energy storage units cathode 122 with
The conductive plectrum 430 of the controlled deflection of the transparent electrode 320 of electroluminescence cell is formed together corresponding switching circuit structure.It leads
Electric device 410 uses conductive material, such as conductive silver glue.The insulating layer 420 of coated with conductive element 410, can be exhausted for polymer
Edge shell material, such as rubber, polytetrafluoroethylene (PTFE), dimethyl silicone polymer, heat-shrink tube.
Conductive plectrum in the light-operated switch includes matrix, conductive layer, paraffin layer and aligned carbon nanotube film layer, described
Conductive layer is located at the matrix side, and the paraffin layer is located at the other side of the matrix, aligned carbon nanotube film layer position
In on the paraffin layer, due to thermal expansion coefficient difference apparent between paraffin and host material, when so that light irradiating, the two is swollen
Swollen degree difference, while the orientation of orientation carbon nanotube film layer limits the swell increment of paraffin, carbon nano-tube film can be inhaled
Receiving portions visible light and infrared and be converted into thermal energy, accelerates thermal expansion, so that compound foil has direction controllable and speed
Fast response is spent, in illumination, conductive plectrum can bend the conductive plectrum of controlled deflection, disconnect energy storage units and electricity
The connection of electroluminescent unit, when there is no light, conductive plectrum can be laid flat, the company of conducts energy storage unit and electroluminescence cell
It connects.
Energy conversion unit 200 can be centered around the periphery of energy storage units 100, and energy conversion unit 200 can be
Solar battery structure, solar battery structure can convert electric energy for the sunlight of absorption, and externally output storage is deposited to energy
In storage unit.Such as solar battery structure can use perovskite solar battery, the energy of perovskite solar battery turns
Change unit 200 may include be arranged in interior cylindrical tube 140 to electrode 210, be provided around the photo cathode to electrode 210
220, wrap up the outer circle column tube 230 to electrode 210, photo cathode 220 and interior cylindrical tube 140.It may include orientation to electrode 210
Multi-wall carbon nano-tube film can be covered on the outer surface of interior cylindrical tube 140.Photo cathode 220 can pass through spiral-shaped ring
It is wound on the outside to electrode 210.Photo cathode 200 may include spiral helicine titanium metal wire, and surface vertical row shows titanium dioxide
Titanium nanotube, periphery, which can be successively stained with, has applied photoactive layer perovskite CH3NH3PbI3- xClx and organic cavity transmission layer OMeTAD.
Outer circle column tube 230 is spaced apart with interior cylindrical tube 140 and wraps up inner cylinder pipe 140, plays protective action.Outer cylindrical pipe
240 can be used transparent insulation material, such as transparent heat-shrink tube.
In the present embodiment, the quantity of the energy conversion unit is two or more, and more than two energy conversions are single
Connect between member, that is, can be can be electrically connected to by the photo cathode of solar battery adjacent solar battery to electricity
The series connection between two solar batteries is realized in pole, so that output voltage can be improved.
The switching device being turned on or off can be set between energy storage units 100 and energy conversion unit 200 (not
Show), when energy conversion unit 200 charges to energy storage units 100, the anode 121 and energy of energy storage units 100
The photo cathode 220 of conversion unit is connected, and the cathode 122 of energy storage units 100 is with energy conversion unit 200 to electrode
210 conductings.
Correspondingly, the present invention also provides a kind of preparation method of fibrous self energizing luminescent device, according to from the inside to surface
Step is described, the preparation method of the threadiness self energizing luminescent device includes:
Step S10, a fibrous substrate is provided, anode and cathode is formed on described fibrous substrate one end, in the fiber
The other end of substrate forms hearth electrode, and the hearth electrode is connect with the anode；
Step S20, cylindrical tube in one is arranged in the fibrous substrate, the anode and the cathode are respectively positioned on described
In interior cylindrical tube, electrolyte is filled between the interior cylindrical tube and the fibrous substrate, the anode, the cathode and described
Electrolyte forms energy storage units, forms luminescent layer on the hearth electrode；
Step S30, the shape paired electrode in the interior cylindrical tube, it is described right described to forming photo cathode on electrode
Electrode and the photo cathode form energy conversion unit, described to connect the cathode to electrode, and the photo cathode connects institute
Anode is stated, the connection between energy conversion unit and energy storage units is realized, forms transparent electrode on the luminescent layer, it is described
Hearth electrode, the luminescent layer and the transparent electrode form electroluminescence cell, and one light-operated switch of setting controls the electroluminescent hair
The connection of light unit and the energy storage units.
The production method that the fibrous self energizing luminescent device of above-mentioned environmental response is described in detail below, with reference to attached drawing 2
Shown in middle 2-A to E.
In Fig. 2-A, preparation forms the anode 121 and cathode of linear fibrous substrate 110, energy storage units 100
122, the hearth electrode 310 of electroluminescence cell 300 and luminescent layer 320 and jointed anode 121 and hearth electrode 310.Fiber shape base
Bottom 110 can be insulation flexible material, such as the poly- dimethoxysilane that diameter is 20-2000 microns can be used.Anode 121
May include orientation multi-walled carbon nanotube and reactive nanoparticles, reactive nanoparticles may include LiMn2O4 (LiMn2O4)。
For preparing high performance aligned carbon nanotube, carbon nano-pipe array can be spun by chemical vapour deposition technique preparation first
Column, the catalyst of carbon nano pipe array can be spun by, which being used to prepare, to be prepared by electron beam evaporation deposition system.LiMn2O4Pass through heat
The lithium hydroxide of modified starch, 0.3-0.6g is dissolved in the deionized water of 30-50ml, and 1-2g manganese dioxide is then added, stirs
0.5h is mixed, the glucose of 0.1-0.5g and the deionized water of 20-50ml is then added.Finally reacted in 200 DEG C of reaction kettle
20h.Spinelle shape LiMn can be obtained after drying2O4Nano particle.By the LiMn of 7.5mg2O4Nano particle and random dispersion
The mixing of multi-wall carbon nano-tube pipe powder is dispersed in the n,N-Dimethylformamide of 15ml, obtains the suspension of reactive nanoparticles.
Reactive nanoparticles hanging drop is coated on orientation multi-wall carbon nano-tube film, is added along carbon nanotube differently- oriented directivity
It twists, obtains orientation multi-walled carbon nanotube/LiMn2O4Composite fibre, that is, can be used to form anode 121.
Cathode 122 may include orientation multi-walled carbon nanotube and reactive nanoparticles, reactive nanoparticles may include titanium
Sour lithium (Li4Ti5O12).For Li4Ti5O12It is synthesized by solid state process, titanium dioxide and lithium carbonate is mixed with molar ratio 5:2, added
Heat is to 800 DEG C, under nitrogen protection, keeps for 24 hours, reaction obtains the Li of well-crystallized4Ti5O12Crystal.Products therefrom is put into ball
Ball milling 20h obtains Li in grinding machine4Ti5O12Nano particle.Take 75mg Li4Ti5O12Nano particle is dispersed in the N of 15ml, N- diformazan
In base formamide solvent, Li is obtained4Ti5O12Suspension.Hanging drop is coated on orientation multi-wall carbon nano-tube film, is passed through
Twisting obtains orientation multi-walled carbon nanotube/Li4Ti5O12Composite fibre, that is, can be used to form cathode 122.
Anode 121 and cathode 122 respectively can be by spiral wounds in fibrous substrate 110, while guaranteeing two electrodes
It does not contact.
Hearth electrode 310 may include orientation multi-wall carbon nano-tube film and electrical-conductive nanometer material, and electrical-conductive nanometer material can be with
Including Zinc oxide nanoparticle, it is orientated multi-wall carbon nano-tube film and pulls out by the way that carbon nano pipe array can be spun and be wrapped in fiber base
It is formed on bottom 110.
Conducting element 410 connects the anode 121 of energy storage unit 100 and the hearth electrode 310 of electroluminescence cell 300,
Play the role of electric connection, may include conductive silver glue.
Luminescent layer 320 can be poly- for shining for the different colours such as luminescence polymer material, such as polyfluorene, SuperYellow
Close object.Such as by derivative (PF-B), ethoxylated trimethylolpropane triacrylate and the trifluoromethyl sulfonic acid lithium of polyfluorene
It is dissolved in tetrahydrofuran solvent with mass ratio (20:10:1), the concentration of PFB is 20-50mg/ml.Above-mentioned mixed solution is applied
It overlays on 310 outside of hearth electrode and forms luminescent layer 320 on the outside of hearth electrode 310 using 0.5-2h is vacuumized.Luminescent layer 320 not with
Conducting element 410 contacts.
In Fig. 2-B, it can be deposited in 110 surface coated electrolyte 130 of anode 121, cathode 122 and fibrous substrate, in energy
Electric insulation layer 140 is coated on the outside of storage unit 100 and is wrapped in the junction of energy storage units 100 and electroluminescence cell 400
Cover electric insulation layer 420.
Electrolyte 130 may include liquid electrolyte or gel electrolyte, and wherein gel electrolyte is not easy to reveal, safety
Height, gel electrolyte can be prepared in the glove box full of nitrogen atmosphere, by 0.2-0.6g ethylene oxide, 0.2-0.6g fourth two
Nitrile and the mixing of 0.2-0.5g bis trifluoromethyl sulfimide lithium, are added the mixed solvent of acetone and methylene chloride, after stirring 5h, obtain
To ethylene oxide/succinonitrile/bis trifluoromethyl sulfimide lithium gel electrolyte of clear.It is being coated with electrolyte 130
Anode 121, cathode 122 and fibrous substrate 110 periphery wrap up in cylindrical tube 140, for separating lithium ion battery and the sun
Energy battery, prevents electrolyte from mutually seeping.Interior cylindrical tube can be insulation flexible material, such as heat-shrink tube.
Electric insulation layer 420 is coated in the outside of conducting element 410 and the hearth electrode 310 of uncoated luminescent layer 320, can be adopted
With polymer insulating sleeve material, such as rubber, polytetrafluoroethylene (PTFE), dimethyl silicone polymer, heat-shrink tube.
In Fig. 2-C, transparent electrode 330 is set on the outside of luminescent layer 320 and electric insulation layer 420, transparent electrode 330 can be with
Including orientation multi-wall carbon nano-tube film, graphene etc..Transparent electrode 330 is not directly contacted with cathode 122.And in energy stores
Light-operated switch is set between unit and electroluminescence cell, wherein being bent one end and 122 phase of cathode of plectrum by controllable conductivity
Even.When there is no light, plectrum straightens, and the connection of cathode 122 and transparent electrode 330 is connected, so that energy storage units are electroluminescent
Luminescence unit power supply, electroluminescence cell shine；When there is no light, plectrum bending, disconnection cathode 122 and transparent electrode 330
Connection, electroluminescence cell do not shine.
In Fig. 2-D, interior 140 periphery of cylindrical tube be wound up as the energy conversion unit 200 of solar battery to electrode
210, photo cathode 220 can be by being helically wound around the outside to electrode 210.It may include orientation multi wall carbon to electrode 210
Nano-tube film.Orientation multi-wall carbon nano-tube film is pulled out and is wrapped in interior cylindrical tube 140 by that can spin carbon nano pipe array
It is formed.Carbon nano pipe array can be spun to prepare by chemical vapour deposition technique, be used to prepare the catalyst that can spin carbon nano pipe array
It can be prepared by electron beam evaporation deposition system.
Photo cathode 220 can be prepared as follows, and 250 microns of titanium silk is wrapped in about 2 millimeters of iron first
Helical form is made on silk, then the orientation titania nanotube of vertical arrangement is formed in titanium silk table face by anodizing, it will
Titanium silk after anodic oxidation is annealed one hour at 500 DEG C, after being cooled to room temperature further in the aqueous solution of titanium tetrachloride into
Row is surface-treated and anneals at 450 DEG C again.It is then placed in perovskite solution and impregnates 1min, dried at 100 DEG C, then
It repeats to impregnate and dry, form one layer of perovskite crystal layer in titanium silk table face.It is then immersed in containing organic hole transport material
It in the chlorobenzene solution of OMeTAD, takes out after 1-2min, volatilizees to solvent, i.e., form organic cavity transmission layer on surface.It will preparation
Obtained organic cavity transmission layer/perovskite crystal layer/titania nanotube/titanium composite fibre is looped around to electrode 210
Outside, while winding on the outside of composite fibre one layer of thin orientation carbon nanotube film again to get to aligned carbon nanotube
Film/organic cavity transmission layer/perovskite crystal layer/titanium dioxide/titanium composition photo cathode 220.Since outermost layer is wound
Orientation carbon nanotube film because of very thin thickness, can pass through major part light, simultaneously as its good electric conductivity, is conducive to
The transmission of carrier.
In Fig. 2-E, the outside of photo cathode 220 is arranged in outer circle column tube 230, while having wrapped up interior cylindrical tube 140, right
Electrode 210 and photo cathode 220.Outer circle column tube 230 may include transparent insulation flexible material, such as transparent heat-shrink tube.
The present invention provides fibrous self energizing luminescent devices of environmental response and preparation method thereof, wherein around substrate
One end is provided with the lithium ion battery structure of energy storage units；It is provided with around lithium ion battery structure single as energy conversion
The solar battery of member；Electroluminescence cell is provided with around the substrate other end；In energy storage units and electroluminescence cell
Centre is provided with light-operated switch.Energy storage units are arranged inside energy conversion unit, which can be achieved at the same time photoelectricity and turn
Change and receives and energy stores function.When there is illumination, light-operated switch is disconnected, and energy storage units convert solar battery structure
Power storage get up it is spare；When there is no light, light-operated switch is connected, and energy storage units is made to power to electroluminescence cell,
Realize illumination effect.Wherein orientation multi-walled carbon nanotube can be used in the electrode material of the lithium ion battery structure of energy storage units
Fiber, conductivity height, large specific surface area, and it is easily compound with other active materials, realize high-energy density.Lithium ion battery structure
Electrolyte can be gel electrolyte, avoid conventional electrolyte disclosure risk.The solar battery knot of energy conversion unit
Structure is threadiness, can receive the incident light from all directions, increases light utilization, is particularly suitable for full of diffusion light
Space in.This novel fibrous integrated device is made of flexible material, has certain flexibility, flexible and can compile
Knitting property, while electrolyte is gel state or solid-state, improves the safety of device, before making it have unique and wide application
Scape, for example it is woven into electronic fabric, itself is as independent luminescent system, as portable microelectronic device and equipment.
The present invention is by multifunction electronic device, including energy conversion unit, energy energy-storage units, light-operated switch and electroluminescent hair
Light unit is integrated on same root fiber, is built into the fibrous self energizing luminescent device of environmental response.The device can be on daytime
By absorbing sunlight and converting electric energy for it when light intensity is stronger, electric energy can store the energy storage in fibrous inside
In device；When the light intensity decreasing in environment to a certain extent when, it is another that fiber can be intelligently connected to by optical drive unit
The luminescence unit at end, to light the fiber of the other end with the electric energy stored in energy storage unit.This self energizing shines
Device can or the black night weaker in light as firefly it is late in it is glittering, wear in addition to have decoration make
With can also play a warning role.
In conclusion in fibrous self energizing luminescent device provided by the invention and preparation method thereof, by energy stores
Unit is in setting fibrous substrate, then energy conversion unit is surrounded and is arranged on energy storage units, also in fibrous substrate
Upper setting electroluminescence cell, controls its connection by light-operated switch between electroluminescence cell and energy storage units, due to
Energy conversion unit is linearly fibrous, can receive the incident beam of various angles and be translated into electric energy, especially apply
In the space full of diffused light, the electroluminescence cell being prepared can be realized 360 ° and shine, and radially be similar to plane
Shape luminescence unit, reduces contact resistance, and coaxial shine has high contact area, is conducive to the quick transmitting and transfer of electronics,
Light intensity can be incuded by light-operated switch, realize connection and disconnection between energy storage units and electroluminescence cell, it can
Enable fibrous self energizing luminescent device when daytime, light intensity was stronger by absorbing sunlight and converting electricity for it
Can be stored in energy storage unit, when the light intensity decreasing in environment to a certain extent when, by light-operated switch can will
Electroluminescence cell, which is communicated to the energy storage unit, to be realized and shines, and entire device has certain flexibility and flexible
Property, can be used as fiber compiles into fabric, provides condition to the development of wearable electronic.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although referring to compared with
Invention is explained in detail for good embodiment, those skilled in the art should understand that, it can be to invention
Technical solution is modified or replaced equivalently, and without departing from technical solution of the present invention range, should all be covered on the present invention
Scope of the claims in.
Claims (10)
1. a kind of threadiness self energizing luminescent device, which is characterized in that the threadiness self energizing luminescent device includes:
Energy storage units, the energy storage units are located in fibrous substrate, and the energy storage units include anode, yin
Pole, electrolyte and interior cylindrical tube, the interior cylindrical tube cover in the fibrous substrate, and the anode and the cathode are respectively positioned on institute
It states in interior cylindrical tube, the electrolyte is filled between the fibrous substrate and the interior cylindrical tube；
Energy conversion unit, the energy conversion unit include to electrode and photo cathode, it is described to electrode and the photoelectricity sun
Pole is located in the interior cylindrical tube, described to connect the cathode to electrode, and the photo cathode connects the anode；
Electroluminescence cell, the electroluminescence cell are located in the fibrous substrate, and the electroluminescent cell includes successively
Hearth electrode, luminescent layer and the transparent electrode of formation, the hearth electrode connect the anode, and the transparent electrode connects the yin
Pole；
Light-operated switch, the light-operated switch control the connection of the electroluminescence cell Yu the energy storage units.
2. fibrous self energizing luminescent device according to claim 1, which is characterized in that the anode and the cathode wrap
Include aligned carbon nanotube and reactive nanoparticles.
3. fibrous self energizing luminescent device according to claim 1, which is characterized in that the hearth electrode includes that orientation carbon is received
Mitron and conductive nano-particles.
4. fibrous self energizing luminescent device according to claim 1, which is characterized in that the quantity of the energy conversion unit
For two or more, connect between more than two energy conversion units.
5. fibrous self energizing luminescent device according to claim 1, which is characterized in that the electrolyte is gel electrolyte
Matter.
6. fibrous self energizing luminescent device according to claim 1, which is characterized in that the linear spiral of photo cathode
Shape is wrapped in described on electrode.
7. fibrous self energizing luminescent device according to claim 1, which is characterized in that the anode and the equal ring of the cathode
Around setting in the fibrous substrate.
8. fibrous self energizing luminescent device according to claim 1, which is characterized in that the hearth electrode and the transparent electricity
It extremely include aligned carbon nanotube, the luminescent layer is luminescence polymer material.
9. threadiness self energizing luminescent device described in any one of -8 according to claim 1, which is characterized in that described light-operated
Switch includes matrix, conductive layer, paraffin layer and aligned carbon nanotube film layer, and the conductive layer is located at the matrix side, described
Paraffin layer is located at the other side of the matrix, and the aligned carbon nanotube film layer is located on the paraffin layer.
10. a kind of preparation method of threadiness self energizing luminescent device, which is characterized in that the threadiness self energizing luminescent device
Preparation method include:
One fibrous substrate is provided, anode and cathode is formed on described fibrous substrate one end, in the other end of the fibrous substrate
Hearth electrode is formed, the hearth electrode is connect with the anode；
Cylindrical tube in one is arranged in the fibrous substrate, the anode and the cathode are respectively positioned in the interior cylindrical tube,
Electrolyte is filled between the interior cylindrical tube and the fibrous substrate, the anode, the cathode and the electrolyte are formed
Energy storage units form luminescent layer on the hearth electrode；
The shape paired electrode in the interior cylindrical tube, it is described to electrode and the light described to forming photo cathode on electrode
Electric anode forms energy conversion unit, described to connect the cathode to electrode, and the photo cathode connects the anode, the hair
Transparent electrode is formed on photosphere, the hearth electrode, the luminescent layer and the transparent electrode form electroluminescence cell, setting one
Light-operated switch controls the connection of the electroluminescence cell Yu the energy storage units.
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| CN201811572273.8A CN109659447B (en) | 2018-12-21 | 2018-12-21 | Fibrous self-powered light-emitting device and preparation method thereof |
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| CN201811572273.8A CN109659447B (en) | 2018-12-21 | 2018-12-21 | Fibrous self-powered light-emitting device and preparation method thereof |
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Cited By (1)
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| CN112426769A (en) * | 2020-10-16 | 2021-03-02 | 苏州兔妈妈环保科技有限公司 | Filtering element for filtering raw water and purification method |
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| KR20130039357A (en) * | 2011-10-10 | 2013-04-22 | 주성엔지니어링(주) | A light emitting module assembly comprising a solar cell module |
| CN103578798A (en) * | 2013-10-27 | 2014-02-12 | 复旦大学 | Integrated device of solar cell and super capacitor and preparation method thereof |
| CN104600334A (en) * | 2015-01-07 | 2015-05-06 | 复旦大学 | Fiber-shaped electrochemical luminescence battery and preparation method thereof |
| CN106960979A (en) * | 2016-01-08 | 2017-07-18 | 三星电子株式会社 | Fiber shape electric energy acquisition and storage device and its manufacture method |
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| KR20130039357A (en) * | 2011-10-10 | 2013-04-22 | 주성엔지니어링(주) | A light emitting module assembly comprising a solar cell module |
| CN103578798A (en) * | 2013-10-27 | 2014-02-12 | 复旦大学 | Integrated device of solar cell and super capacitor and preparation method thereof |
| CN104600334A (en) * | 2015-01-07 | 2015-05-06 | 复旦大学 | Fiber-shaped electrochemical luminescence battery and preparation method thereof |
| CN106960979A (en) * | 2016-01-08 | 2017-07-18 | 三星电子株式会社 | Fiber shape electric energy acquisition and storage device and its manufacture method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112426769A (en) * | 2020-10-16 | 2021-03-02 | 苏州兔妈妈环保科技有限公司 | Filtering element for filtering raw water and purification method |
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| Publication number | Publication date |
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| CN109659447B (en) | 2021-07-30 |
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