CN109053046A - A kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet and preparation method thereof - Google Patents
A kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet and preparation method thereof Download PDFInfo
- Publication number
- CN109053046A CN109053046A CN201811004939.XA CN201811004939A CN109053046A CN 109053046 A CN109053046 A CN 109053046A CN 201811004939 A CN201811004939 A CN 201811004939A CN 109053046 A CN109053046 A CN 109053046A
- Authority
- CN
- China
- Prior art keywords
- alkali
- piezoelectric sheet
- activated carbonatite
- compound piezoelectric
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 65
- 239000002893 slag Substances 0.000 title claims abstract description 49
- 239000010881 fly ash Substances 0.000 title claims abstract description 47
- 239000003513 alkali Substances 0.000 title claims abstract description 45
- 239000010430 carbonatite Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000002002 slurry Substances 0.000 claims abstract description 31
- 238000002156 mixing Methods 0.000 claims abstract description 23
- 238000012423 maintenance Methods 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 239000012190 activator Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002253 acid Substances 0.000 claims abstract description 12
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 230000010287 polarization Effects 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 238000004381 surface treatment Methods 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 238000005498 polishing Methods 0.000 claims description 5
- 210000000988 bone and bone Anatomy 0.000 claims description 4
- 229940008099 dimethicone Drugs 0.000 claims description 4
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 4
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 4
- 235000019353 potassium silicate Nutrition 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000012615 aggregate Substances 0.000 description 32
- 238000001035 drying Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 210000004209 hair Anatomy 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000011268 mixed slurry Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/006—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mineral polymers, e.g. geopolymers of the Davidovits type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
- C04B41/5116—Ag or Au
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
- C04B41/69—Metals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheets and preparation method thereof.The preparation method of the compound piezoelectric sheet includes: to stir evenly after mixing the ratio that PZT, slag and flyash are 5:4:6 in mass ratio, obtains mixing grey body, stirs evenly after mixing grey body is mixed with aggregate, obtain dry mixture；The first slurry is obtained after dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent are mixed, after successively carrying out mold molding, demoulding, maintenance, surface treatment and polarization process to the first slurry, the first piezoelectric board is obtained, the first piezoelectric board is connect with circuit board and obtains the first compound piezoelectric sheet；First compound piezoelectric sheet is placed among preset mold, and after being poured by concrete, obtains alkali-activated carbonatite fly-ash slag compound piezoelectric sheet.Composite piezoelectric plate provided in an embodiment of the present invention can reduce the production cost of compound piezoelectric sheet, reduce energy consumption.
Description
Technical field
The present invention relates to ground polymers technologies, technical field of piezoelectricity, and in particular to alkali-activated carbonatite fly-ash slag compound piezoelectric sheet
And preparation method thereof.
Background technique
The preparation of existing compound piezoelectric sheet generally carries out the conversion of mechanical energy and kinetic energy using piezoelectric ceramics.Piezoelectric ceramics
It is that the oxides such as zirconium oxide, lead oxide and titanium oxide are formed into polycrystal, and by straight after high temperature sintering, solid phase reaction
Made from flowing after high voltage polarization processing.
But the cost of material used in the preparation process of piezoelectric ceramics is higher；In addition, also needed in preparation process repeatedly into
Row high temperature sintering, energy consumption is larger and be easy to cause environmental pollution, so as to cause the high production cost of traditional compound piezoelectric sheet, energy
Consumption is big.
Summary of the invention
The embodiment of the present invention provides a kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet and preparation method thereof, can reduce pressure
It replies the production cost of plywood by cable, reduces energy consumption.
One embodiment of the invention provides a kind of preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet, comprising:
It is stirred evenly after the ratio that PZT, slag and flyash are 5:4:6 in mass ratio is mixed, obtains mixing grey body, it will
The mixing grey body stirs evenly after mixing with aggregate, obtains dry mixture；
First is obtained after the dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent are mixed
Slurry after successively carrying out mold molding, demoulding, maintenance, surface treatment and polarization process to first slurry, obtains the first pressure
Battery plate；
The one side of the positive pole-face of one first piezoelectric board and double-sided flexible circuit board is connected, it then will be described two-sided
The another side of flexible circuit board is connect with the cathode face of the first piezoelectric board described in another, obtains the first compound piezoelectric sheet；
First compound piezoelectric sheet is placed among preset mold, and after being poured by concrete, obtains institute
State alkali-activated carbonatite fly-ash slag compound piezoelectric sheet.
Further, the partial size of the PZT is between 100 microns to 200 microns.
Further, the mass ratio of the mixing grey body and aggregate is 1:0.6.
Further, the aggregate processing method specifically:
Natural sand is sieved, it is the second of 0.3mm that acquisition partial size, which is the first fine aggregate, the partial size of 0.15mm, respectively
Fine aggregate, partial size are 0.6mm third fine aggregate, the 4th fine aggregate that partial size is 1.18mm and the thin bone of partial size that partial size is 2.36mm
Material；By volume by first fine aggregate, the second fine aggregate, third fine aggregate, the 4th fine aggregate and the 5th fine aggregate are as follows:
After the ratio mixing of 0.5:0.8:1:0.6:0.4, the aggregate is obtained.
Further, the preparation method of the alkali-activator specifically:
After the ratio that water, sodium hydroxide and waterglass are 100:8:4 in mass ratio is mixed evenly, 24 hours are stood
Obtain the alkali-activator.
Further, described mix the dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent is stirred
The first slurry is obtained after mixing, specifically:
The ratio that the dry mixture, the alkali-activator and the graphite powder are 1:0.25:0.4 in mass ratio is mixed
Afterwards, acid and alkali-resistance polyether-type defoaming agent is then added to be mixed evenly, obtains first slurry；The wherein acid and alkali-resistance polyethers
The quality of type defoaming agent accounts for the 0.2% of the first slurry gross mass.
Further, described that mold molding, demoulding, maintenance, surface treatment and polarization successively are carried out to first slurry
After processing, the first piezoelectric board is obtained, specifically:
First slurry is poured into preset first mold, is then vibrated, when first slurry surface without
Stop vibration after bubble；Wherein, if in vibration processes, the distance that first slurry declines in first mold is more than pre-
If distance, then need to continuously add first slurry into first mold；
The first slurry into first mold applies the pressure of 30-50MPa until molding, it is former to obtain alkali-activated carbonatite piezoelectricity
Template；
After alkali-activated carbonatite piezoelectricity prototype board demoulding, it is immersed in the closed container equipped with ethanol solution and pre- first
If conserving 36-48 hours in the environment of temperature, the first maintenance piezoelectricity prototype board is obtained, the first maintenance piezoelectricity prototype board is put
Enter and continue maintenance 36-48 hours in concrete curing box, obtains the second maintenance piezoelectricity prototype board；
After the second maintenance piezoelectricity prototype board sanding and polishing, it is polarised in dimethicone, obtains institute
State the first piezoelectric board.
Further, first compound piezoelectric sheet is equipped with two conducting wires.
Further, first compound piezoelectric sheet is placed among preset mold, and is poured by concrete
Afterwards, the alkali-activated carbonatite fly-ash slag compound piezoelectric sheet is obtained, specifically:
The steel reinforcement cage arranged is placed in preset second mold, pours into the concrete into second mold
After to preset height, is vibrated using vibrating spear to no blibbing, first compound piezoelectric sheet is then placed on plate
And then centre, while the conducting wire is inserted in pvc pipe continues to pour into the concrete being poured, when the concrete
When plane is flushed with the second mold mouth, stop pouring, and is vibrated at the concrete plane with vibration board, until
After the concrete plane bubble-free, after conserving 28 days in the environment of room temperature, the alkali-activated carbonatite fly-ash slag piezoelectricity is obtained
Composite plate.
Corresponding another embodiment of the present invention, provides a kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet, and the alkali swashs
Hair powder fly ash-slag compound piezoelectric sheet is by a kind of system of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet provided in an embodiment of the present invention
Preparation Method is made.
Implement the embodiment of the present invention, has the following beneficial effects:
After the embodiment of the present invention mixes PZT, slag, flyash and aggregate, by mold molding, demoulding, maintenance, surface
After processing and polarization process, the first piezoelectric board is obtained, after first piezoelectric board is connect with circuit board, then in preset mold
In poured, the alkali-activated carbonatite fly-ash slag compound piezoelectric sheet is made, the main material that this piezoelectricity compound plate uses is mine
Slag, flyash and aggregate, the cheap production cost for effectively reducing compound piezoelectric sheet of these main materials, furthermore preparation process
Without reducing energy consumption by high temperature sintering.
Detailed description of the invention
Fig. 1 is a kind of process of the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 is a kind of structural schematic diagram of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet provided in an embodiment of the present invention；
Description of symbols: 201, concrete layer；202, pvc pipe；203, conducting wire；204, the first piezoelectric board；205, two-sided
Flexible circuit board.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of preparation side for alkali-activated carbonatite fly-ash slag compound piezoelectric sheet that one embodiment of the invention provides
Method comprising steps of
S101, be in mass ratio by PZT, slag and flyash 5:4:6 ratio mixing after stir evenly, obtain combination ash
Body stirs evenly after mixing mixing grey body with aggregate, obtains dry mixture.
S102, first is obtained after dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent are mixed
Slurry after successively carrying out mold molding, demoulding, maintenance, surface treatment and polarization process to the first slurry, obtains the first piezoelectricity
Plate.
S103, the one side of the positive pole-face of first piezoelectric board and double-sided flexible circuit board is connected, it then will be two-sided soft
Property circuit board another side connect with the cathode face of another the first piezoelectric board, obtain the first compound piezoelectric sheet.
S104, the first compound piezoelectric sheet is placed among preset mold, and after being poured by concrete, obtains alkali
Excite fly-ash slag compound piezoelectric sheet
For step S101, specifically: ball is packed into after mixing PZT powder, slag and flyash according to mass ratio 5:4:6
10mi n is dry grinded in grinding machine up to being uniformly mixed, and is obtained mixing grey body, will be mixed grey body and aggregate is the ratio of 1:0.6 in mass ratio
Example, is poured into blender, is mixed together stirring 2mi n, is obtained dry mixture.
It is emphasized that the mass ratio of PZT, slag and flyash are 5:4:6, the mass ratio for mixing grey body and aggregate is
1:0.6 matches the composite piezoelectric plate being prepared in this way, has excellent electric conductivity and higher intensity.
The partial size of preferred PZT is between 100 microns to 200 microns, because the volume of composite piezoelectric plate is larger,
The partial size of PZT is slightly larger, to enhance the electric conductivity of composite piezoelectric plate.
Further, aggregate processing method specifically: natural sand is cleaned, after drying, using 0.15mm, 0.3mm,
The standard screen of 0.6mm, 1.18mm, 2.36mm sieve natural sand, obtain the first thin bone that partial size is 0.15mm respectively
Material, the second fine aggregate that partial size is 0.3mm, partial size is 0.6mm third fine aggregate, the 4th fine aggregate that partial size is 1.18mm and grain
Diameter is the partial size fine aggregate of 2.36mm；First fine aggregate, the second fine aggregate, third fine aggregate, the 4th fine aggregate and the 5th is thin
Aggregate is by volume are as follows: after the ratio mixing of 0.5:0.8:1:0.6:0.4, obtains aggregate.
For step S102, specifically: it by dry mixture, alkali-activator and graphite powder is in mass ratio 1:0.25:0.4
Ratio mixing after, then be added acid and alkali-resistance polyether-type defoaming agent be mixed evenly, obtain the first slurry；
Preferred mixing time is 2 minutes, and wherein the quality of acid and alkali-resistance polyether-type defoaming agent accounts for the first slurry gross mass
0.2%, play the role of eliminating foam.
Further, the first slurry is poured into preset first mold, is then vibrated, when the first slurry surface without
Stop vibration after bubble；Wherein, if in vibration processes, the distance that the first slurry declines in a mold is more than preset distance, then
The first slurry need to be continuously added into the first preset die.
Optionally, the first preset die is square dies, and vibratory tool is shake table.
Preferably, mode of vibration is divided into 3 vibrations, and each time of vibration is 20-30 seconds, and the interval time vibrated every time is
30 seconds.
Further, the first slurry into the first mold applies the pressure of 30-50MPa until molding, obtains alkali-activated carbonatite
Piezoelectricity prototype board；The preferred pressing time is 30-40 minutes.
Further, will alkali-activated carbonatite piezoelectricity prototype board demoulding after, be immersed in the closed container equipped with ethanol solution and
It is conserved 36-48 hours in the environment of first preset temperature, obtains the first maintenance piezoelectricity prototype board, conserve piezoelectricity prototype board for first
It is put into concrete curing box and continues maintenance 36-48 hours, obtain the second maintenance piezoelectricity prototype board；
Further, it after conserving piezoelectricity prototype board sanding and polishing for second, is polarised, obtains in dimethicone
First piezoelectric board.Specifically, the surface of the second maintenance piezoelectricity prototype board is polishing to a thickness of 4mm with polishing, finally polish
To a length of 50 centimetres, width is 50 centimetres, then a height of 4 millimeters of square plate uniformly coats low-temperature conductive in the upper and lower surface of square plate
Silver paste polarizes in dimethicone after drying, places at room temperature for 24 hours, after electricdomain is stablized, obtains the first piezoelectric board.
Further, alkali-activator the preparation method comprises the following steps: being in mass ratio 100:8:4 by water, sodium hydroxide and waterglass
Ratio be mixed evenly after, stand and obtain alkali-activator in 24 hours.Specifically, first weighing sodium hydroxide is poured into container
In, it is then added after distilled water stirs five minutes until sodium hydroxide is completely dissolved, then pour into waterglass and stir five minutes to molten
Liquid after mixing, is stood for 24 hours.
It takes two panels to polarize the first piezoelectric board finished step S103, specifically:, picks a small amount of ethyl alcohol with cotton wool
The first piezoelectric board two sides is wiped, it is stand-by after drying.Up by the anode of a piece of first piezoelectric board, then with hairbrush uniformly the
One piezoelectric plate surfaces brush conductive silver glue.Double-sided flexible circuit board is placed on to the upper surface of first piezoelectric board on one side again；Then hair is used
The another side brushed in circuit board smears conductive silver glue, then takes another the first piezoelectric board, by the cathode face of first piezoelectric board and electricity
The another side of road plate bonds, and is then placed in electric heating constant-temperature blowing drying box, in the environment that temperature is 100 DEG C, dry 4h.
After drying, from the connector circle on the two sides of double-sided flexible circuit board, first is respectively picked up, conducting wire is penetrated in connector, then will
Connector two sides bayonet is bent fixed conducting wire, and the first compound piezoelectric sheet is made.
For step S104, specifically: the steel reinforcement cage arranged is placed in preset second mold, to the second mold
In pour into concrete to preset height after, vibrated using vibrating spear to surface bubble-free, then put the first compound piezoelectric sheet
The centre in plate is set, while conducting wire is inserted in pvc pipe, and then continues to pour into concrete being poured, works as concrete plane
When flushing with mold mouth, stop pouring, and vibrated at concrete plane with vibration board, until concrete plane bubble-free
Afterwards, after conserving 28 days in the environment of room temperature, compound piezoelectric sheet is obtained.
The preferred concrete can be, but not limited to are as follows:
Preferably, the second mold length is respectively as follows: 2 meters, 2 meters and 30 centimetres.Preset height is mold height
At 2/3, the diameter of pvc pipe is 10 millimeters.
It should be understood that conducting wire should be beyond 5 centimetres of concrete slab sideline or more.
As shown in Fig. 2, another embodiment of the present invention, provides a kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet, alkali swashs
Hair powder fly ash-slag compound piezoelectric sheet is by a kind of system of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet provided in an embodiment of the present invention
Preparation Method is made；
Preferably, alkali-activated carbonatite fly-ash slag compound piezoelectric sheet includes: concrete layer, the first piezoelectric board and double-faced flexible electricity
Road plate；Wherein the first piezoelectric board is connect with double-sided flexible circuit board, obtains compound piezoelectric sheet.Compound piezoelectric sheet is simultaneously embedded in coagulation
Soil layer.It requires supplementation with, two conducting wires is circumscribed in double-sided flexible circuit board, and pass through pvc pipe for conducting wire cladding, the piezoelectric board
The detection that vehicle is used on road can be laid on.
After the embodiment of the present invention mixes PZT, slag, flyash and aggregate, by mold molding, demoulding, maintenance, surface
Processing and polarization process after, obtain the first piezoelectric board, after the first piezoelectric board is connect with circuit board, then in preset mold into
Row pours, and alkali-activated carbonatite fly-ash slag compound piezoelectric sheet is made, and this piezoelectricity compound plate main material is slag, flyash and aggregate,
These main materials are cheap, and the environmentally protective production cost for effectively reducing compound piezoelectric sheet protects environment.It was making
Cheng Zhong increases the intensity of compound piezoelectric sheet by adding a certain amount of aggregate.Jie that graphite adjusts compound piezoelectric sheet is added
Electric constant reduces polarizing voltage to increase connectivity when polarization between PZT particle, convenient for polarization.
Add the piezoelectricity that a certain amount of PZT adjusts compound piezoelectric sheet.It is by the way of ball milling, graphite and powder is uniform
Be distributed in the materials such as flyash and slag, to increase the uniform of PZT powder and graphite dispersion.
Claims (10)
1. a kind of preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet characterized by comprising
It is stirred evenly after the ratio that PZT, slag and flyash are 5:4:6 in mass ratio is mixed, obtains mixing grey body, it will be described
Mixing grey body stirs evenly after mixing with aggregate, obtains dry mixture；
The first slurry is obtained after the dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent are mixed,
After successively carrying out mold molding, demoulding, maintenance, surface treatment and polarization process to first slurry, the first piezoelectric board is obtained；
The one side of the positive pole-face of one first piezoelectric board and double-sided flexible circuit board is connected, then by the double-faced flexible
The another side of circuit board is connect with the cathode face of the first piezoelectric board described in another, obtains the first compound piezoelectric sheet；
First compound piezoelectric sheet is placed among preset mold, and after being poured by concrete, obtains the alkali
Excite fly-ash slag compound piezoelectric sheet.
2. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that described
The partial size of PZT is between 100 microns to 200 microns.
3. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that described mixed
The mass ratio for closing grey body and aggregate is 1:0.6.
4. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that the bone
The preparation method of material specifically:
Natural sand is sieved, the second thin bone that the first fine aggregate, the partial size that acquisition partial size is 0.15mm respectively are 0.3mm
Material, partial size are 0.6mm third fine aggregate, the 4th fine aggregate that partial size is 1.18mm and partial size fine aggregate that partial size is 2.36mm；
By volume by first fine aggregate, the second fine aggregate, third fine aggregate, the 4th fine aggregate and the 5th fine aggregate are as follows: 0.5:
After the ratio mixing of 0.8:1:0.6:0.4, the aggregate is obtained.
5. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that the alkali
The preparation method of exciting agent specifically:
After the ratio that water, sodium hydroxide and waterglass are 100:8:4 in mass ratio is mixed evenly, stands 24 hours and obtain
The alkali-activator.
6. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that described to incite somebody to action
The dry mixture, alkali-activator, graphite powder and acid and alkali-resistance polyether-type defoaming agent obtain the first slurry after being mixed, specifically
Are as follows:
After the ratio that the dry mixture, the alkali-activator and the graphite powder are 1:0.25:0.4 in mass ratio is mixed,
Then acid and alkali-resistance polyether-type defoaming agent is added to be mixed evenly, obtains first slurry；The wherein acid and alkali-resistance polyether-type
The quality of defoaming agent accounts for the 0.2% of the first slurry gross mass.
7. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that it is described according to
It is secondary mold molding, demoulding, maintenance, surface treatment and polarization process are carried out to first slurry after, obtain the first piezoelectric board, tool
Body are as follows:
First slurry is poured into preset first mold, is then vibrated, when first slurry surface bubble-free
Stop vibration afterwards；Wherein, if in vibration processes, the distance that first slurry declines in first mold is more than preset
Distance then needs to continuously add first slurry into first mold；
The first slurry into first mold applies the pressure of 30-50MPa until molding, obtains alkali-activated carbonatite piezoelectricity prototype
Plate；
After alkali-activated carbonatite piezoelectricity prototype board demoulding, it is immersed in the closed container equipped with ethanol solution and in the first default temperature
It is conserved 36-48 hours in the environment of degree, obtains the first maintenance piezoelectricity prototype board, the first maintenance piezoelectricity prototype board is put into mixed
Continue maintenance 36-48 hours in solidifying soil curing box, obtains the second maintenance piezoelectricity prototype board；
After the second maintenance piezoelectricity prototype board sanding and polishing, it is polarised in dimethicone, obtains described the
One piezoelectric board.
8. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in claim 1, which is characterized in that described
One compound piezoelectric sheet is equipped with two conducting wires.
9. the preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as claimed in claim 8, which is characterized in that will be described
First compound piezoelectric sheet is placed among preset mold, and after being poured by concrete, obtains the alkali-activated carbonatite flyash
Slag compound piezoelectric sheet, specifically:
The steel reinforcement cage arranged is placed in preset second mold, the concrete is poured into second mold to pre-
If height after, vibrated using vibrating spear to surface bubble-free, first compound piezoelectric sheet be then placed on to the center of plate
Place, while being inserted in pvc pipe for the conducting wire, and then continues to pour into the concrete being poured, when the concrete plane
When flushing with the second mold mouth, stop pouring, and vibrated at the concrete plane with vibration board, until described
After concrete plane bubble-free, after conserving 28 days in the environment of room temperature, the alkali-activated carbonatite fly-ash slag Piezoelectric anisotropy is obtained
Plate.
10. a kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet, which is characterized in that the alkali-activated carbonatite fly-ash slag Piezoelectric anisotropy
Plate preparation method of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet as described in any one of claim 1-9 claim is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004939.XA CN109053046B (en) | 2018-08-30 | 2018-08-30 | Alkali-activated fly ash and slag piezoelectric composite board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004939.XA CN109053046B (en) | 2018-08-30 | 2018-08-30 | Alkali-activated fly ash and slag piezoelectric composite board and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109053046A true CN109053046A (en) | 2018-12-21 |
| CN109053046B CN109053046B (en) | 2020-12-01 |
Family
ID=64758013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811004939.XA Active CN109053046B (en) | 2018-08-30 | 2018-08-30 | Alkali-activated fly ash and slag piezoelectric composite board and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109053046B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998978A (en) * | 2021-10-21 | 2022-02-01 | 嘉华特种水泥股份有限公司 | Light conductive heating thermal insulation material and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050209496A1 (en) * | 2004-03-16 | 2005-09-22 | Forrester Keith E | Method for microstabilization of heavy metal bearing materials and wastes |
| CN1683916A (en) * | 2005-03-09 | 2005-10-19 | 湖南科技大学 | Intelligent concrete test block and its producing and use |
| CN101054275A (en) * | 2006-04-11 | 2007-10-17 | 牛宁民 | Polymerization foam concrete cement blowing agent |
| CN101844883A (en) * | 2010-01-28 | 2010-09-29 | 汪超 | Novel composite ecological cement and product application thereof |
| CN104037439A (en) * | 2013-03-05 | 2014-09-10 | 中国人民解放军63971部队 | Combined chemical-electrochemical method for preparing vanadium redox flow battery electrolyte |
| CN108358519A (en) * | 2018-01-31 | 2018-08-03 | 广州大学 | A kind of alkali-activated carbonatite fly-ash slag conducting concrete and preparation method thereof having pressure-sensitive character |
-
2018
- 2018-08-30 CN CN201811004939.XA patent/CN109053046B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050209496A1 (en) * | 2004-03-16 | 2005-09-22 | Forrester Keith E | Method for microstabilization of heavy metal bearing materials and wastes |
| CN1683916A (en) * | 2005-03-09 | 2005-10-19 | 湖南科技大学 | Intelligent concrete test block and its producing and use |
| CN101054275A (en) * | 2006-04-11 | 2007-10-17 | 牛宁民 | Polymerization foam concrete cement blowing agent |
| CN101844883A (en) * | 2010-01-28 | 2010-09-29 | 汪超 | Novel composite ecological cement and product application thereof |
| CN104037439A (en) * | 2013-03-05 | 2014-09-10 | 中国人民解放军63971部队 | Combined chemical-electrochemical method for preparing vanadium redox flow battery electrolyte |
| CN108358519A (en) * | 2018-01-31 | 2018-08-03 | 广州大学 | A kind of alkali-activated carbonatite fly-ash slag conducting concrete and preparation method thereof having pressure-sensitive character |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998978A (en) * | 2021-10-21 | 2022-02-01 | 嘉华特种水泥股份有限公司 | Light conductive heating thermal insulation material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109053046B (en) | 2020-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111187073B (en) | 3-3 type piezoelectric ceramic/cement composite material and preparation method thereof | |
| CN103924762B (en) | A kind of making of artificial flat-plate stone and its installation method | |
| CN109503069A (en) | A kind of preparation method based on UHPC cement base colorful water-permeable brick | |
| CN104478324A (en) | High-temperature-resisting geopolymer based reinforcing and repairing mortar as well as preparation method and application of high-temperature-resisting geopolymer based reinforcing and repairing mortar | |
| CN106116348B (en) | A kind of solar greenhouse wall body and preparation method thereof containing slag of coal gasification | |
| CN113582570A (en) | Method for repeatedly strengthening recycled concrete aggregate | |
| CN108609952A (en) | A kind of test method of composite modified concrete and its interfacial transition zone | |
| CN107021701A (en) | Early strong lower shrinkage prestress hole path pressure grouting material and preparation method thereof | |
| CN109053046A (en) | A kind of alkali-activated carbonatite fly-ash slag compound piezoelectric sheet and preparation method thereof | |
| CN105016648B (en) | A kind of concrete additive and the lightweight composite block applying this additive | |
| CN111548109A (en) | Preparation method of natural brucite fiber modified lime-metakaolin composite mortar | |
| CN103594616B (en) | 1-3 type piezo-electricity composite material of the non-homogeneous periodic arrangement of matrix and preparation method thereof | |
| CN112876170A (en) | Ecological artificial fish reef concrete using various solid wastes and preparation method thereof | |
| CN108529925A (en) | A kind of shield duct piece concrete anticracking early strength agent and its application method | |
| CN109053045B (en) | Alkali-excited fly ash slag piezoelectric floor tile and preparation method thereof | |
| CN109836099A (en) | Non-evaporating pressure ceramsite concrete wall panel of one kind and preparation method thereof | |
| CN109273591A (en) | A kind of alkali-activated carbonatite fly-ash slag piezoelectric transducer and preparation method thereof | |
| CN108457461A (en) | A kind of quick laying method of ceramic tile | |
| CN218149874U (en) | Energy-conserving vibrator of green building concrete | |
| CN111517713A (en) | Low-cost high-strength C45 fine-stone concrete and preparation method thereof | |
| CN112405780A (en) | Assembly type building material machining tool and using method thereof | |
| CN215253907U (en) | Air-entraining block with heat-insulating effect | |
| CN112794679A (en) | Novel brick manufactured by using waste liquid cement paste and preparation method thereof | |
| CN214159874U (en) | Ball-milling device for cement processing | |
| CN212312346U (en) | Vibration stirring device suitable for water-stable mixing plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |