CN106626017A - Method and mould for preparing pavement combined adhering block - Google Patents
Method and mould for preparing pavement combined adhering block Download PDFInfo
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- CN106626017A CN106626017A CN201510729385.XA CN201510729385A CN106626017A CN 106626017 A CN106626017 A CN 106626017A CN 201510729385 A CN201510729385 A CN 201510729385A CN 106626017 A CN106626017 A CN 106626017A
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- template
- road surface
- mould
- colored
- nib
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Classifications
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- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/24—Unitary mould structures with a plurality of moulding spaces, e.g. moulds divided into multiple moulding spaces by integratable partitions, mould part structures providing a number of moulding spaces in mutual co-operation
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- 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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
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- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/027—Lightweight materials
-
- 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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/14—Polyepoxides
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a method and mould for preparing a pavement combined adhering block. The mould comprises a template, a plurality of mould cores, a fixed plate, a bottom plate and a detachable assembled frame plate; the template is located above the fixed plate, a plurality of through mould holes are formed in the template, one ends of the mould cores are formed in the fixed plate while the other ends extend into the mould holes; the assembled frame plate is mounted between the template and the bottom plate, the distance between the template and the bottom plate is greater than or equal to the thickness of a to-be-processed combined adhering block, and the lengths of the mould cores in the mould hole extending directions thereof are greater than or equal to the thickness of the template. The mould can prepare a plurality of brick blocks at one time and the brick blocks are connected as a whole through a linking layer, so that the pavement combined adhering block is obtained. As two adjacent brick blocks are separated from a certain distance, pavement damage caused by thermal expansion can be avoided.
Description
Technical field
The present invention relates to a kind of method and mould for preparing road surface combination sticking block.
Background technology
Colored road surface has the function of beautifying the environment with warning traffic.Colored road surface is widely used for pointing out which part road road user can use period in which in Europe.It is widely used in providing a single track to special road user in European colored road surface, for example, is exclusively used in the bus zone of public transport, cycle track, equipment of small motor track is exclusively used in the electronic charging station track of emergency services and honored guest card holder.Colored road surface carries out the differentiation of color in some deceleration strips.It is very practical so to make a distinction.Traffic violations can be effectively reduced, increases traffic driving safety.The image in city in addition, the popularization of colored road surface can largely take on a new look, embodies the characteristic in city.The apparent change in city is not only embodied in, the change of urban residential environment is also embodied in.Reduce can city noise pollution, this is because Colorful Asphalt Pavement has preferable sound-absorbing effect, be effectively improved highway and get on the car the phenomenon of noise.
With regard to the existing many researchs both at home and abroad of colored road surface material, main achievement is：
1）Decolourize to add again the pigment of required color to make color paving cementitious matter common albertite, then aggregate is done with natural stone and be mixed with colored road surface material；
2）Color paving cementitious matter is made with Petropols+polymer+aromatic oil+pigment etc., then aggregate is done with natural stone and be mixed and made into colored road surface material；
3）The color paving cementitious matter of reaction-curable is made with resin+curing agent+dilution toughener, then is gathered materials with colour and is mixed and made into colored road surface material.
Above-mentioned first, second kind produces the complex process of colored road surface material, high cost, and the color of colored road surface material is not bright-coloured enough, not lasting enough；The third be it is developed in recent years can normal temperature construction colored road surface material, its simple production process is bright in luster, lasting.But, this ground surface material is often because of the pavement destruction phenomenons for occurring when temperature is varied widely and being produced because expanded size is different different from basic ground surface material.
The content of the invention
In view of the deficiencies in the prior art, the invention provides a kind of method and its mould for preparing road surface combination sticking block.Sticking block is combined on the prefabricated profiled road surface of the mould, can rapidly lay road surface, fit very well with road surface, it is to avoid because thermal expansion is stretched the pavement destruction for causing.
A kind of mould that sticking block is combined there is provided road surface of the present invention, it includes template, multiple core rods, base plate and dismountable spliced deckle board,
The template is located at the top of the base plate, and the multiple nibs for running through of the template-setup, one end of the core rod is arranged on base plate, and the other end is extended in the nib；The spliced deckle board is arranged between template and base plate, and with the spacing of base plate more than or equal to the thickness for combining sticking block to be processed, the core rod is more than or equal to the thickness of template at it to the template to the length on nib bearing of trend.
The mould can also include keeper, and the template is positioned by keeper and be connected with the base plate.The keeper is alignment pin, and the template and base plate are reciprocally correspondingly provided with can be inserted into the location hole of alignment pin.
The spliced deckle board is joined end to end by four blocks of sheet materials and is formed.In order to prevent template and base plate from moving left and right, the spliced deckle board can be provided with and enclose edge, described to enclose along go to the bottom edge and/or the base plate top edge for surrounding template.
The plurality of nib is arranged in parallel into 2～10 rows, 2～10 row.The orifice area of the nib is 4cm2～100cm2, the thickness of the template is 10mm～50mm, and the core rod top extends to 5mm～25mm in the nib.The spacing of two neighboring nib is 1mm～5mm in the plurality of nib.
The shape of the nib can be designed according to the shape of fragment of brick, and the shape of the nib cross section can be circular, oval, square, pentagon, hexagon or irregularly shaped.
Present invention also offers a kind of prepare the method that sticking block is combined on road surface, the method adopts above-mentioned mould, comprises the steps：
In the template upper surface, nib and extend in nib core rod top surface on spray interleaving agent；
Load colored road surface material into multiple nibs, compacting is floating, makes colored road surface material concordant with the upper surface of template；
In the upper surface brushing adhesive and paste link layer of the colored road surface material；
Then the mould that will be equipped with colored road surface material is put into baking oven, and curing molding is carried out in a heated condition；
After the completion of curing molding, the spliced deckle board is removed, then press pressuring template to the base plate direction, so as to the core rod ejects the colored road surface material in nib, obtain the road surface combination sticking block.
The interleaving agent that the interleaving agent can be used from this area.In order to avoid the drippage and interleaving agent of interleaving agent form dirt on fragment of brick, the interleaving agent can be paraffin, and higher than 5 DEG C～10 DEG C of the temperature of the curing molding, the temperature of the curing molding is 50 DEG C～65 DEG C to melting point of paraffin wax.
The linking layer is layer of cloth or gauze layer.
The adhesive can be with adhesive commonly used in the art, it is also possible to from the cementitious matter for preparing fragment of brick.
The preparation method of the colored road surface material includes：It is described gather materials be mixed and made into colored road surface material with cementitious matter, wherein, it is described gather materials by colored lacuna ceramic particle by vacuum suction method adsorb phase-change material be obtained, the preparation method of the colored lacuna ceramic particle comprises the steps：
（1）Ceramic powder, Paris white, dyestuff are added into water beating, the first slurry is obtained；
（2）Sodium alginate soln is added in first slurry, is well mixed, obtain the second slurry that solid concentration is 2wt%～30wt%；
（3）Glucolactone powder is added in second slurry, is stirred, stood, generate the first gel；
（4）First gel is dehydrated under sour environment, obtains the second gel；
（5）Second gel carries out solvent displacement, obtains the 3rd gel；
（6）3rd gel is dried, cuts, is sintered and is crushed, colored lacuna ceramic particle is obtained.
In second slurry, the concentration of the sodium alginate is 0.5wt%～5.0wt%, preferably 1wt%～3wt%；The part by weight of the sodium alginate, Paris white and glucolactone powder is（3～7）：1：（1.5～5.5）.
The ceramic powder is 1 with the part by weight of dyestuff：（0.001～0.1）.
In step（3）In, the time of the standing is 1h～48h, and temperature is 20 DEG C～60 DEG C.
Because the solid concentration in slurry only has 2wt%～30wt%, so made by solid concentration in gel it is also very low, convection drying gel is easily caused and caved in, therefore gel needs to deviate from excessive moisture in body.In step（4）In, what first gel was dehydrated under sour environment concretely comprises the following steps：By first soak in glucolactone solution, the time of the immersion is 6h～48h, and it is 0.5wt%～5.0wt%, preferably 1wt%～4wt% that soaking temperature is the concentration of 20 DEG C～50 DEG C glucolactone solution.Used as disposable embodiment, the concrete steps that first gel is dehydrated under sour environment can also be：In step（4）In, time of the immersion is 6h～48h, and soaking temperature is concretely comprising the following steps of being dehydrated under sour environment of 20 DEG C～50 DEG C first gels：By in the first soak inorganic acid solution, the inorganic acid solution is salpeter solution and/or hydrochloric acid solution, and the concentration of the inorganic acid solution is 0.01mol/L～0.10mol/L.
In order to occur caving in when further avoiding being dried, the present invention also needs to be replaced using solvent, further removes moisture.In step（5）In, second gel carries out concretely comprising the following steps for solvent displacement：By the second soak in the tert-butyl alcohol or alcohol solvent, soak time is 6h～48h, and soaking temperature is 20 DEG C～50 DEG C.Solvent displacement solvent used is one or more in ethanol, acetone and the tert-butyl alcohol, preferably ethanol or the tert-butyl alcohol.
In step（6）In, the drying is freeze-drying or drying at room temperature；The method of the sintering includes：250 DEG C～500 DEG C are continuously heating to the speed of 5 DEG C/min～30 DEG C/min, 1h～3h is maintained, sintering temperature is then heated to, sintering temperature is 1200 DEG C～1600 DEG C.
The porosity 60%～80% of the colored lacuna ceramic particle, compression strength is 20MPa～80MPa.
The weight ratio for adsorbing phase-change material amount and the colored lacuna ceramic particle（1～5）：10.
The cementitious matter is with the part by weight for gathering materials（5～20）：100.
The cementitious matter can use conventional use of cementitious matter, can include epoxy resin, curing agent and toughener, and the part by weight of the epoxy resin, curing agent and toughener is 100：（10～50）：（10～50）.Epoxy resin can be E-51, E-44 or E-42 etc.；Curing agent can be pnenolic aldehyde amine hardener, and such as YH-82, toughener can be polypropylene glycol diglycidyl ether, phenmethylol etc..
The colored lacuna ceramic particle adsorbs concretely comprising the following steps for phase-change material using vacuum suction method：Lacuna ceramic particle is loaded in closed container, to container vacuum-pumping and keep 10min～30min again, make the lacuna in its particle be completely in vacuum state, phase-change material is then added into container and is constantly stirred so as to which all lacunas in particle are full of till phase-change material.
After sintering, can be crushed according to the requirement of pavement usage, the particle diameter of the colored lacuna ceramic particle can be 0.5mm～5.0mm.
The ceramic powder is the conventional raw material powder that can sinter ceramics into, can be one or more in cordierite, clay, talcum, zircon, zirconium oxide, spinelle, aluminum oxide, silicate, aluminate, lithium aluminosilicate, feldspar, titanium dioxide, carborundum and silicon nitride.
The phase-change material can be able to be one or more in paraffin class phase-change material, polyalcohols phase-change material, fatty acid phase-change material with conventional use of low-temperature phase-change material.The paraffin class phase-change material can be for example n-dodecane to one or more in positive octacosane, the polyalcohols phase-change material for example can be polyethylene glycol, one or more in pentaerythrite, neopentyl glycol, trishydroxymethylaminomethane, trimethylolpropane, 2,2- dihydroxymethyls-propyl alcohol and trimethylolethane；The fatty acid phase-change material for example can be one or more in stearic acid, myristic acid, palmitic acid capric acid, laurate, acetic acid, pentadecanoic acid.
The dyestuff can be dyestuff commonly used in the art, can be one or more in iron oxide red, chrome oxide green, chromium titan yellow, peacock blue, peacock green, cobalt ultramarine, cobalt blue, vanadium zirconium Huang and chrome tin pink.
Compared with prior art, the invention has the advantages that：
（1）The mould of sticking block is combined on the road surface of the embodiment of the present invention, and multiple nibs can serve as the model hole of road surface sticking block, and colored road surface material can carry out curing molding in nib, so as to disposably be prepared into polylith fragment of brick, and connect integral by linking layer.
Sticking block is combined on the road surface prepared by inventive die, the linking layer that sticking block is combined on road surface is pasted on road surface by cementitious matter.So road surface sticking block can be rapidly pasted onto on road surface, not only optimize component on site construction method, reduce the amount of labour of job site, accelerate speed of application；And certain gap is designed between adjacent fragment of brick, this gap can evade the pavement destruction caused when temperature changes because the bi-material coefficient of expansion is different.
（2）Combine the preparation method of sticking block in the road surface of the embodiment of the present invention, after colored road surface material and curing molding are filled up in multiple nibs, then after template upper surface paste link layer, just the fragment of brick of the colored road surface material solidification shaping in multiple nibs can be linked together.Colored road surface material so in nib is completed after solidification, removes the spliced deckle board, then presses pressuring template to the base plate direction, so as to the colored road surface material of curing molding is ejected nib by core rod, that is, obtains road surface combination sticking block.
（3）The embodiment of the present invention is combined during sticking block, using high melting-point wax as interleaving agent on preparation road surface.In curing conservation, high melting-point wax will not melt again, solve the problems, such as that interleaving agent is easily dripped from mould very well；In the demoulding, it is only necessary to which mould is heated to more than the melting temperature of wax, just can the easily demoulding.
（4）The present invention slowly releases H by adding glucolactone powder, glucolactone in containing ceramic powder, calcium carbonate and sodium alginate slurry in water+, then small calcium carbonate particles in slurry meet H+Lentamente discharge Ca2+, so as to be indirectly controlled Ca2+With sodium alginate reaction speed, gel is lentamente generated.Due to Ca2+Centered on small calcium carbonate particles lentamente, equably to external diffusion, so that the three-dimensional open-framework that gel-forming is evenly distributed.After gel-forming, unnecessary water release is in pore passage structure, and ceramic powder and dyestuff solidify to form together gel hole wall with sodium alginate.Finally pass through dehydration, solvent displacement again, be dried, cut, sinter and crush, obtain have be evenly distributed, the colored lacuna ceramic particle of the excellent mechanical performances of three-dimensional open-framework, so as to the porosity and mechanical strength of colored lacuna ceramic particle has been significantly increased, the anti-pressure ability and rutting resistance of colored road surface material are further increased.So solve sodium alginate very fast with calcium chloride solution reaction speed, cause gel cross-linkage density to change in gradient and structure inhomogeneity, and then the problem of the colored lacuna ceramic particle of the three-dimensional open-framework with excellent mechanical performances sum cannot be obtained.
The colored lacuna ceramic particle of the present invention has very high porosity, most of phase-change material can not only be adsorbed onto in the lacuna of colored lacuna ceramic particle, and the phase-change material that remains in colored lacuna ceramic grain surface is little, this avoid phase-change material to contact with cementitious matter, avoid existing phase-change material and there is stress concentration phenomenon in phase transition process, in turn result in the problem of road surface heavy damage, and can adsorb further amounts of absorption phase-change material, so as to the heat of adsorption of ground surface material unit mass can be improved, effectively reduce the temperature sensitivity of ground surface material, improve the height temperature stability of bituminous paving.
（5）The present invention adsorbs phase-change material using the lacuna of colored lacuna ceramic particle, gather materials so as to be fabricated to colour, the amount of heat for being absorbed in phase transition process using phase-change material or being discharged is adjusting the temperature difference between basic road surface and colorful surface layer, so as to avoid it from producing differently strained because temperature changes, the problem of pavement destruction is in turn resulted in.
（6）The road surface combination sticking block of the embodiment of the present invention, can in the winter time be unable to the pavement construction period carries out indoors prefabricated, in case summer pavement construction is used, can so greatly improve pavement construction efficiency.
（7）The present invention can assemble various patterns by the multiple block designs in road surface combination sticking block into different colours, and then when road surface is laid, and enrich the species of colored road surface material.
Description of the drawings
Fig. 1 is the schematic diagram of the mould of the road surface combination sticking block of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the mould of the road surface combination sticking block of the embodiment of the present invention；
Fig. 3 is the A-A sectional views of Fig. 2；
Fig. 4 is the schematic diagram that fragment of brick is combined on the road surface of the embodiment of the present invention；
Reference：1- templates, 2- base plates, the spliced deckle boards of 3-, 4- core rods, 5- nibs, 6- alignment pins, 7- location holes, 8- circular bricks, 9- gauzes.
Specific embodiment
Describe the present invention with reference to specific embodiment, specific embodiment is merely illustrative, protection scope of the present invention is not limited by specific embodiment, wherein wt% is mass fraction.
What the mould of the road surface combination sticking block of the present invention was realized in：As shown in Fig. 1,2 and 3, it includes template 1, multiple core rods 4, base plate 2 and dismountable spliced deckle board 3, and template 1 is located at the top of base plate 2, and template 1 arranges multiple nibs 5 for running through, and one end of core rod 4 is arranged on base plate, and the other end is extended in nib 5；Spliced deckle board 3 is arranged between template 1 and base plate 2, and with the spacing of base plate 2 more than or equal to the thickness for combining sticking block to be processed, core rod 4 is more than or equal to the thickness of template 1 at it to template 1 to the length on nib bearing of trend." nib for running through " herein refers to the nib through template upper and lower surface, i.e. through hole.
For the ease of assembling and fixing mould, mould also includes keeper, and template 1 is positioned by keeper and be connected with base plate 2.Keeper is alignment pin 6, and template 1 and base plate 2 are reciprocally correspondingly provided with can be inserted into the location hole 7 of alignment pin 6.
Spliced deckle board 3 can be joined end to end by four blocks of sheet materials and be formed.Spliced deckle board 3 is hollow deckle board shape.In order to prevent template 1 and base plate 2 from moving left and right, spliced deckle board 3 is provided with and encloses edge, encloses along go to the bottom edge and/or the top edge of base plate 2 for surrounding template 1.
For convenience sticking block neat appearance is combined on construction and road surface, and multiple nibs 5 that road surface is combined the mould of sticking block are arranged in parallel into 2～10 rows, 2～10 row.The orifice area of nib 5 is 4cm2～100cm2, the thickness of template 1 is 10mm～50mm, and the top of core rod 4 extends to 5mm～25mm in nib 5.By such design, the sticking block of polylith combination can be prepared, can be fitted in very well on road surface, simultaneously the spacing of two neighboring nib 5 is 1mm～5mm in multiple nibs 5, spacing is smaller, make road surface help pedestrian and vehicle to run again, can also avoid because thermal expansion is stretched the pavement destruction for causing.
The shape of nib 5 can be designed with the shape of fragment of brick, and such as shape of nib 5 can design circular, oval, square, pentagon, hexagon or irregularly shaped.
Road surface can be combined multiple fragments of brick in sticking block and be arranged to different colors by the present invention, and then can assemble various patterns in laying, enrich the species of colored road surface material.
Embodiment
1
The mould of the road surface combination sticking block of the present embodiment is provided with nine core rods 4, is arranged in into 3 rows 3 and arranges, nib 5 and core rod 4 it is generally circular in shape.The orifice area of nib 5 is 80cm2, the thickness of template 1 is 30mm, and it is 10mm that core rod 4 extends into the length of nib 5, and the spacing of two neighboring nib 5 is 2mm.Being shaped as template 1, base plate 2 and spliced deckle board 3 is square.Spliced deckle board 3 is spliced by four pieces of rectangular batten head and the tail, and spliced deckle board 3 is hollow deckle board shape.Other structures are shown in above-mentioned.
Embodiment 2-5 ：Prepare cementitious matter
Cementitious matter is prepared according to the material shown in table 1 and composition, correspondence embodiment 2-5 respectively obtains cementitious matter A1, A2, A3, A4.
The cementitious matter of table 1 is constituted and filled a prescription
| Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| A1 | A2 | A3 | A4 | |
| Epoxy resin model and parts by weight | E-51,100 | E-44,100 | E-42,100 | E-42,100 |
| Curing agent model and parts by weight | YH-82,20 | YH-82,40 | YH-82,50 | YH-82,30 |
| Tougher material and parts by weight | Polypropylene glycol diglycidyl ether, 40 | Phenmethylol, 20 | Polypropylene glycol diglycidyl ether, 10 | Polypropylene glycol diglycidyl ether, 30 |
Embodiment
6
By 10kg alumina powders, 0.75kg Paris whites, 0.1kg dyestuffs（Iron oxide red）Add 20kg water, ball milling 4h, obtain the first slurry, then the first slurry is added in the sodium alginate soln that 200kg concentration is 1.5wt%, stir, form the second slurry that solid concentration is 4.7%, wherein the solid concentration in the second slurry=solid phase powder quality/slurry gross weight, solid phase powder quality=alumina powder quality+Paris white quality+dyestuff quality, slurry gross weight=solid phase powder quality+sodium alginate soln quality.
The glucolactone powder of 2.5kg is added in the second slurry, is then stirred, at 40 DEG C 48 hours are stood, obtain the first gel.Wherein, because the glucolactone powder mouth of a river slowly goes out H+, therefore, do not occur obvious gelatin phenomenon in whipping process, gel has simply just been increasingly generated in quiescing process, so as to ensure that gel is lentamente generated, be conducive to ceramic powder to be all enriched to gel hole wall.
The glucolactone solution that first gel is placed in 0.15wt% is dehydrated, at 25 DEG C keep 24 hours, obtain the second gel, then be placed in ethanol carry out solvent replace 24 hours.The method of solvent displacement：Second gel is put in absolute ethyl alcohol and is soaked 24 hours.
The transposed base substrate of Jing solvents is carried out into freeze-drying（Freeze-drying is carried out in the FD-1A-50 type freeze driers that Beijing Bo Yikang Instrument Ltd. produces, and temperature is -50 DEG C）Dried gel is cut into into fritter, then 300 DEG C are continuously heating to the speed of 20 DEG C/min, maintain 1h, sintering temperature is then heated to, sintering temperature is 1600 DEG C, finally bulk is ground into into graininess, sieve the particle for obtaining that particle diameter is 0.5mm～5.0mm, that is, obtain the colored lacuna ceramic particle B1 of porous.
Embodiment
7
By 10kg zirconia powders, 0.5kg Paris whites, 0.5kg dyestuffs（Chrome oxide green）Add 20kg water, ball milling 4h, obtain the first slurry, then the first slurry is added in the sodium alginate soln that 100kg concentration is 2.5wt%, stir, form the second slurry that solid concentration is 8.4%, wherein the solid concentration in the second slurry=solid phase powder quality/slurry gross weight, solid phase powder quality=zirconia powder quality+Paris white quality+dyestuff quality, slurry gross weight=solid phase powder quality+sodium alginate soln quality.
The glucolactone powder of 2.0kg is added in the second slurry, is stirred, at 50 DEG C 36 hours are stood, obtain the first gel.Wherein, because the glucolactone powder mouth of a river slowly goes out H+, therefore, do not occur obvious gelatin phenomenon in whipping process, gel has simply just been increasingly generated in quiescing process, so as to ensure that gel is lentamente generated, be conducive to ceramic powder to be all enriched to gel hole wall.
The glucolactone solution that first gel is placed in 0.30wt% is dehydrated, at 40 DEG C keep 24 hours, obtain the second gel, then be placed in ethanol carry out solvent replace 24 hours.The method of solvent displacement：Second gel is put in absolute ethyl alcohol and is soaked 24 hours.
The transposed base substrate of Jing solvents is carried out into freeze-drying（Freeze-drying is carried out in the FD-1A-50 type freeze driers that Beijing Bo Yikang Instrument Ltd. produces, and temperature is -50 DEG C）, 350 DEG C are continuously heating to the speed of 25 DEG C/min, maintain 1h, sintering temperature is then heated to, sintering temperature is 1500 DEG C, finally bulk is ground into into graininess, sieve the particle for obtaining that particle diameter is 0.5mm～5.0mm, that is, obtain the colored lacuna ceramic particle B2 of porous.
Embodiment
8
By 10kg alumina powders, 0.30kg Paris whites, 0.05kg dyestuffs（Chromium titan yellow）Add 20kg water, ball milling 4h, obtain the first slurry, then the first slurry is added in the sodium alginate soln that 20kg concentration is 6wt%, stir, form the second slurry that solid concentration is 20.6%, wherein the solid concentration in the second slurry=solid phase powder quality/slurry gross weight, solid phase powder quality=alumina powder quality+Paris white quality+dyestuff quality, slurry gross weight=solid phase powder quality+sodium alginate soln quality.
The glucolactone powder of 1kg is added in the second slurry, is stirred, at 30 DEG C 48 hours are stood, obtain the first gel.Wherein, because the glucolactone powder mouth of a river slowly goes out H+, therefore, do not occur obvious gelatin phenomenon in whipping process, gel has simply just been increasingly generated in quiescing process, so as to ensure that gel is lentamente generated, be conducive to ceramic powder to be all enriched to gel hole wall.
First gel is placed in into 0.05mol/L hydrochloric acid solutions to be dehydrated, at 25 DEG C keep 18 hours, obtain the second gel, then be placed in ethanol carry out solvent replace 36 hours.The method of solvent displacement：Second gel is put in absolute ethyl alcohol and is soaked 36 hours.
The transposed base substrate of Jing solvents is carried out into freeze-drying（Freeze-drying is carried out in the FD-1A-50 type freeze driers that Beijing Bo Yikang Instrument Ltd. produces, and temperature is -50 DEG C）Dried gel is cut into into fritter, then 300 DEG C are continuously heating to the speed of 20 DEG C/min, maintain 1h, sintering temperature is then heated to, sintering temperature is 1600 DEG C, finally bulk is ground into into graininess, sieve the particle for obtaining that particle diameter is 0.5mm～5.0mm, that is, obtain the colored lacuna ceramic particle B3 of porous.
Embodiment
9
By 8kg carborundum powders, 1.3kg feldspar powder, 0.7kg clay powders, 0.60kg Paris whites, 0.1kg dyestuffs add 20kg water, ball milling 4h, obtain the first slurry, then the first slurry is added in the sodium alginate soln that 50kg concentration is 4wt%, stir, form the second slurry that solid concentration is 13.2%, solid concentration in wherein the second slurry=solid phase powder quality/slurry gross weight, solid phase powder quality=carborundum powder quality+stone flour quality+clay powder quality+Paris white quality+dyestuff quality, slurry gross weight=solid phase powder quality+sodium alginate soln quality.
The glucolactone powder of 1.8kg is added in the second slurry, is stirred, at 25 DEG C 48 hours are stood, obtain the first gel.Wherein, because the glucolactone powder mouth of a river slowly goes out H+, therefore, do not occur obvious gelatin phenomenon in whipping process, gel has simply just been increasingly generated in quiescing process, so as to ensure that gel is lentamente generated, be conducive to ceramic powder to be all enriched to gel hole wall.
The glucolactone solution that first gel is placed in 0.4wt% is dehydrated, at 20 DEG C keep 18 hours, obtain the second gel, then be placed in ethanol carry out solvent replace 36 hours.The method of solvent displacement：Second gel is put in absolute ethyl alcohol and is soaked 36 hours.
The transposed base substrate of Jing solvents is carried out into freeze-drying（Freeze-drying is carried out in the FD-1A-50 type freeze driers that Beijing Bo Yikang Instrument Ltd. produces, and temperature is -50 DEG C）Dried gel is cut into into fritter, then 300 DEG C are continuously heating to the speed of 20 DEG C/min, maintain 1h, sintering temperature is then heated to, sintering temperature is 1500 DEG C, finally bulk is ground into into graininess, sieve the particle for obtaining that particle diameter is 0.5mm～5.0mm, that is, obtain the colored lacuna ceramic particle B4 of porous.
Comparative example
1
10kg alumina powders, 0.1kg dyestuffs are added into 20kg water, ball milling 4h, obtain the first slurry, then the first slurry is added in the sodium alginate soln that 200kg concentration is 1.5wt%, stir, form the second slurry that solid concentration is 4.7%, wherein the solid concentration in the second slurry=solid phase powder quality/slurry gross weight, solid phase powder quality=alumina powder quality+dyestuff quality, slurry gross weight=solid phase powder quality+sodium alginate soln quality.
1mol/L calcium chloride solutions are added in the second slurry so that mode is added dropwise, instilling the solution of calcium chloride can generate gelled pill, have sub-fraction alumina powder during this to be enriched on gel hole wall, it is stirred continuously during dropwise addition, 48 hours are stood at 40 DEG C after being added dropwise to complete, the first gel is obtained.
The glucolactone solution that first gel is placed in 0.15wt% is dehydrated, at 25 DEG C keep 24 hours, obtain the second gel, then be placed in ethanol carry out solvent replace 24 hours.The method of solvent displacement：Second gel is put in absolute ethyl alcohol and is soaked 24 hours.
The transposed base substrate of Jing solvents is carried out into freeze-drying（Freeze-drying is carried out in the FD-1A-50 type freeze driers that Beijing Bo Yikang Instrument Ltd. produces, and temperature is -50 DEG C）, then 300 DEG C are continuously heating to the speed of 20 DEG C/min, maintain 1h, sintering temperature is then heated to, sintering temperature is 1600 DEG C, finally bulk is ground into into graininess, sieve the particle for obtaining that particle diameter is 0.5mm～5.0mm, that is, obtain the colored lacuna ceramic particle B5 of porous.
The property of the ceramics of table 2
| Porosity/% | Compression strength/MPa | |
| B1 | 75.3 | 30.5 |
| B2 | 71.5 | 35.4 |
| B3 | 61.4 | 70.6 |
| B4 | 68.5 | 40.7 |
| B5 | 35.2 | 18.4 |
Embodiment
10-13
Prepare colored road surface material
Colored lacuna ceramic particle B1 prepared by Example 6-9, B2, B3 and B4, it is respectively charged in closed container, to container vacuum-pumping and kept for 5～20 minutes again so as to which the lacuna in particle is completely in vacuum state, then sprays into phase-change material into container, and constantly carry out stirring and make all lacunas in its particle full of till phase-change material, so as to be gathered materials.The property of phase-change material, content are shown in Table 3.
Color pavement cementing material A1, A2, A3, A4 prepared by embodiment 2-5 is mixed together respectively with gather materials B1, B2, B3, B4 comprising phase-change material and makes colored road surface material C 1, C2, C3, C4, its mixed proportion is respectively：9/100、10/100、11/100、15/100.
Comparative example
2
Prepare colored road surface material
Take the colored lacuna ceramic particle B5 prepared by comparative example 1, load in closed container, to container vacuum-pumping and kept for 5～20 minutes again, the lacuna in its particle is set to be completely in vacuum state, then phase-change material is sprayed into into container, and constantly carry out stirring and make all lacunas in its particle full of till phase-change material, the property of phase-change material, the content of middle phase transformation of gathering materials are shown in Table 3.
Prepared color pavement cementing material A1 is mixed together with the B5 that gathers materials and makes colored road surface material C 5, its mixed proportion is respectively：9/100.
Table 3
| Raw material | Product | Phase-change material | Gather materials the content/wt% of middle phase-change material | Phase transformation temperature pointses/DEG C | |
| Embodiment 10 | A1、B1 | C1 | Paraffin | 30 | 47～52 |
| Embodiment 11 | A2、B2 | C2 | PEG1000 | 24 | 37～41 |
| Embodiment 12 | A3、B3 | C3 | PEG200 | 21 | 20～25 |
| Embodiment 13 | A4、B4 | C4 | Paraffin | 22 | 20～25 |
| Comparative example 2 | A1、B5 | C5 | Paraffin | 10 | 47～52 |
Known by table 2 and 3, the ceramics of the present invention have unusual voidage, and then can adsorb more phase-change materials, so as to improve the heat of adsorption of ground surface material unit mass, the temperature sensitivity of ground surface material is effectively reduced, the height temperature stability of bituminous paving is improved.
Embodiment
14-17
Prepare colored road surface combination sticking block
Colored road surface material prepared by Example 10-13 and comparative example 2 prepares respectively colored road surface combination sticking block, comprises the following steps that：
（1）The mould of assembled embodiment 1, and spray interleaving agent with the top surface of core rod 4 extended in nib 5 in the upper surface of template 1 and nib 5；Interleaving agent is paraffin, and melting point of paraffin wax temperature is 70 DEG C.
（2）Load colored road surface material into multiple nibs 5, compacting is floating, makes colored road surface material concordant with the upper surface of template 1；
（3）Colored road surface material upper surface brushing adhesive and paste gauze 9；
（4）Then the mould that will be equipped with colored road surface material is put into baking oven, and oven temperature is set as 60 DEG C, and curing molding is carried out at 60 DEG C, and the time is 5 hours；
（5）After the completion of curing molding, spliced deckle board 3 is removed, then press pressuring template 1 to the direction of base plate 2, the colored road surface material in the ejection nib 5 of core rod 4 obtains road surface combination sticking block D1, D2, D3, D4, D5.Wherein, obtained road surface combination sticking block includes being arranged in 3 rows, nine circular bricks 8 of 3 row and is pasted onto the gauze 9 of bottom, and the thickness of circular brick 8 is 20mm, and the spacing of adjacent circular fragment of brick 8 is 2mm.Its pavement performance of road surface combination sticking block is shown in Table 4.
The colored road surface material pavement performance of table 4 is evaluated
| Marshall stability/KN | Bending resistance stretching strain/μ ε | Steady time/mm of rut | Construction temperature/DEG C | |
| D1 | ＞ 50 | ＞ 2500 | ＞ 10000 | - 5～30 |
| D2 | ＞ 50 | ＞ 2500 | ＞ 10000 | - 5～30 |
| D3 | ＞ 50 | ＞ 2500 | ＞ 10000 | - 5～30 |
| D4 | ＞ 50 | ＞ 2500 | ＞ 10000 | - 5～30 |
| D5 | ＞ 50 | 2000～2300 | 5000～6000 | - 5～30 |
From table 2 and 4, the ceramics of the present invention have very high compression strength, and then cause colored road surface material to have unusual good bending resistance stretching strain and rutting resistance.
Generally colored road surface material is different from basic ground surface material, needs per 3m when colored road surface is laid2～6m2Expansion joint is set, to compensate the destruction produced because temperature changes.And the area of each the little fragment of brick in the colored road surface combination sticking block of the present invention only has 4cm2～100cm2, much smaller than the area of the colored road surface for requiring to do expansion joint, therefore can completely ignore the factor for causing destruction because of material expand difference.
Claims (23)
1. the mould of sticking block is combined on a kind of road surface, it is characterised in that it includes template, multiple core rods, base plate and dismountable spliced deckle board,
The template is located at the top of the base plate, and the multiple nibs for running through of the template-setup, one end of the core rod is arranged on base plate, and the other end is extended in the nib；The spliced deckle board is arranged between template and base plate, and with the spacing of base plate more than or equal to the thickness for combining sticking block to be processed, the core rod is more than or equal to the thickness of template at it to the template to the length on nib bearing of trend.
2., according to the mould described in claim 1, it is characterised in that the mould also includes keeper, the template is positioned by keeper and is connected with the base plate.
3., according to the mould described in claim 2, it is characterised in that the keeper is alignment pin, the template and base plate are reciprocally correspondingly provided with can be inserted into the location hole of alignment pin.
4. according to the mould described in claim 1, it is characterised in that the spliced deckle board is joined end to end by four blocks of sheet materials and formed.
5. it is described to enclose along go to the bottom edge and/or the base plate top edge for surrounding template according to the mould described in any one in claim 1-4, it is characterised in that the spliced deckle board is provided with and encloses edge.
6. according to the mould described in any one in claim 1-4, it is characterised in that the plurality of nib is arranged in parallel into 2～10 rows, 2～10 row.
7. according to the mould described in any one in claim 1-4, it is characterised in that the orifice area of the nib is 4cm2～100cm2, the thickness of the template is 10mm～30mm.
8. according to the mould described in any one in claim 1-4, it is characterised in that the spacing of two neighboring nib is 1mm～5mm in the plurality of nib.
9. according to the mould described in any one in claim 1-4, it is characterised in that the generally circular in shape, oval, square of nib cross section, pentagon, hexagon or irregularly shaped.
10. it is a kind of to prepare the method that sticking block is combined on road surface, it is characterised in that the method is comprised the steps using the arbitrary described mould of claim 1-9：
In the template upper surface, nib and extend in nib core rod top surface on spray interleaving agent；
Load colored road surface material into multiple nibs, compacting is floating, makes colored road surface material concordant with the upper surface of template；
In the upper surface brushing adhesive and paste link layer of the colored road surface material；
Then the mould that will be equipped with colored road surface material is put into baking oven, and curing molding is carried out in a heated condition；
After the completion of curing molding, the spliced deckle board is removed, then press pressuring template to the base plate direction, so as to the core rod ejects the colored road surface material in nib, obtain the road surface combination sticking block.
11. in accordance with the method for claim 10, it is characterised in that：The interleaving agent is paraffin, and higher than 5 DEG C～10 DEG C of the temperature of the curing molding, the temperature of the curing molding is 50 DEG C～65 DEG C to melting point of paraffin wax.
12. according to the method described in claim 10 or 11, it is characterised in that：The linking layer is layer of cloth or gauze layer.
13. in accordance with the method for claim 10, it is characterised in that：The preparation method of the colored road surface material includes：Be mixed and made into colored road surface material with cementitious matter by gathering materials, wherein, it is described gather materials by colored lacuna ceramic particle by vacuum suction method adsorb phase-change material be obtained, the preparation method of the colored lacuna ceramic particle comprises the steps：
（1）Ceramic powder, Paris white, dyestuff are added into water beating, the first slurry is obtained；
（2）Sodium alginate soln is added in first slurry, is well mixed, obtain the second slurry that solid concentration is 2wt%～30wt%；
（3）Glucolactone powder is added in second slurry, is stirred, stood, generate the first gel；
（4）First gel is dehydrated under sour environment, obtains the second gel；
（5）Second gel carries out solvent displacement, obtains the 3rd gel；
（6）3rd gel is dried, cuts, is sintered and is crushed, colored lacuna ceramic particle is obtained.
14. methods according to claim 13, it is characterised in that：In second slurry, the concentration of the sodium alginate is 0.5wt%～5.0wt%, preferably 1wt%～3wt%；The part by weight of the sodium alginate, Paris white and glucolactone powder is（3～7）：1：（1.5～5.5）；The ceramic powder is 1 with the part by weight of dyestuff：（0.001～0.1）.
15. methods according to claim 13, it is characterised in that：In step（3）In, the time of the standing is 1h～48h, and temperature is 20 DEG C～60 DEG C.
16. methods according to claim 13, it is characterised in that：In step（5）In, second gel carries out concretely comprising the following steps for solvent displacement：By the second soak in a solvent, soak time is 6h～48h, and soaking temperature is 20 DEG C～50 DEG C, and the solvent is one or more in ethanol, acetone and the tert-butyl alcohol.
17. methods according to claim 13, it is characterised in that：In step（6）In, the drying is freeze-drying or drying at room temperature；The method of the sintering includes：250～500 DEG C are continuously heating to the speed of 5 DEG C/min～30 DEG C/min, 1h～3h is maintained, sintering temperature is then heated to, sintering temperature is 1200 DEG C～1600 DEG C.
18. methods according to claim 13, it is characterised in that：The porosity of the colored lacuna ceramic particle is 60%～80%, and compression strength is 20MPa～80MPa.
19. methods according to claim 13, it is characterised in that：The weight ratio for adsorbing phase-change material amount and the colored lacuna ceramic particle（1～5）：10.
20. methods according to claim 13, it is characterised in that：The cementitious matter is with the part by weight for gathering materials（5～20）：100, the cementitious matter includes epoxy curing agent and toughener, and the part by weight of the epoxy resin, curing agent and toughener is 100：（10～50）：（10～50）.
21. methods according to claim 13, it is characterised in that：The colored lacuna ceramic particle adsorbs concretely comprising the following steps for phase-change material using vacuum suction method：Lacuna ceramic particle is loaded in closed container, to container vacuum-pumping and keep 10min～30min again, make the lacuna in its particle be completely in vacuum state, phase-change material is then added into container and is constantly stirred, till making all lacunas that phase-change material is entered in particle.
22. methods according to claim 13, it is characterised in that：The phase-change material is one or more in paraffin class phase-change material, polyalcohols phase-change material, fatty acid phase-change material.
23. methods according to claim 13, it is characterised in that：The ceramic powder is one or more in cordierite, clay, talcum, zircon, zirconium oxide, spinelle, aluminum oxide, silicate, aluminate, lithium aluminosilicate, feldspar, titanium dioxide, carborundum and silicon nitride.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419631A (en) * | 2017-05-03 | 2017-12-01 | 温州市兴海市政建设有限公司 | A kind of rapid constructing method on brick structure road surface |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US25626A (en) * | 1859-10-04 | 1859-10-04 | Brick-mold | |
| US692006A (en) * | 1901-07-18 | 1902-01-28 | Jonathan Creager | Brick-mold. |
| CN2150028Y (en) * | 1993-02-16 | 1993-12-22 | 郭光华 | Middle-frame mould for formation of ceramic tile |
| CN1138303A (en) * | 1994-01-07 | 1996-12-18 | 马斯金工业维堡股份有限公司 | Mould |
| CN2724967Y (en) * | 2004-09-12 | 2005-09-14 | 徐希才 | Composite floor tile mould |
| CN1903536A (en) * | 2006-06-16 | 2007-01-31 | 罗志星 | Mould for ceramic brick plate with height-increased sides and height-increased beam |
| CN203110100U (en) * | 2013-01-11 | 2013-08-07 | 王晶华 | Thermal-insulation cement brick simple mould |
| CN104416660A (en) * | 2013-08-29 | 2015-03-18 | 孙明珠 | Combined type cement brick combination mold |
-
2015
- 2015-11-02 CN CN201510729385.XA patent/CN106626017B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US25626A (en) * | 1859-10-04 | 1859-10-04 | Brick-mold | |
| US692006A (en) * | 1901-07-18 | 1902-01-28 | Jonathan Creager | Brick-mold. |
| CN2150028Y (en) * | 1993-02-16 | 1993-12-22 | 郭光华 | Middle-frame mould for formation of ceramic tile |
| CN1138303A (en) * | 1994-01-07 | 1996-12-18 | 马斯金工业维堡股份有限公司 | Mould |
| CN2724967Y (en) * | 2004-09-12 | 2005-09-14 | 徐希才 | Composite floor tile mould |
| CN1903536A (en) * | 2006-06-16 | 2007-01-31 | 罗志星 | Mould for ceramic brick plate with height-increased sides and height-increased beam |
| CN203110100U (en) * | 2013-01-11 | 2013-08-07 | 王晶华 | Thermal-insulation cement brick simple mould |
| CN104416660A (en) * | 2013-08-29 | 2015-03-18 | 孙明珠 | Combined type cement brick combination mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419631A (en) * | 2017-05-03 | 2017-12-01 | 温州市兴海市政建设有限公司 | A kind of rapid constructing method on brick structure road surface |
| CN107419631B (en) * | 2017-05-03 | 2019-05-24 | 温州市兴海市政建设有限公司 | A kind of rapid constructing method on brick structure road surface |
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