CN108996961A - Regenerated road surface is mated formation plate and its manufacturing process - Google Patents
Regenerated road surface is mated formation plate and its manufacturing process Download PDFInfo
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- CN108996961A CN108996961A CN201810824609.9A CN201810824609A CN108996961A CN 108996961 A CN108996961 A CN 108996961A CN 201810824609 A CN201810824609 A CN 201810824609A CN 108996961 A CN108996961 A CN 108996961A
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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
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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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- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention discloses a kind of regenerated road surface and mats formation plate and its manufacturing process, and regenerated road surface plate of mating formation includes base and surface layer, and base includes the component of following parts by weight: 20-22 parts of cement；4-6 parts of flyash；25-40 parts of reclaimed sand；21-26 parts of regenerated coarse aggregate；0.1-0.5 parts of regenerative micro powder；0.2-0.4 parts of additive；8-10 parts of water；Surface layer includes the component of following parts by weight: 25-30 parts of cement；5-8 parts of flyash；10-15 parts of silica flour；Middle sand 33-51 parts；0.2-0.5 parts of modified resin；1-1.5 parts of waterproof powder；0.5-1 parts of cellulose；0.4-0.6 parts of additive；6-9 parts of water；Regenerative micro powder is that at least one of regeneration concrete, regeneration brick, discarded sintering common brick, discarded stone material, waste ceramic are made through grinding.The present invention has the advantages that low production cost, shock resistance and water resistant stain resistance are good.
Description
Technical field
The present invention relates to paving plate technique field, more specifically, it relates to which a kind of regenerated road surface is mated formation plate and its
Manufacturing process.
Background technique
Currently, the paving plate used in urban architecture, brick containing driveway and pavement brick, there is intensity
Low, easy to damage, the problems such as rough surface cause to build a new urban pavement, only have to again within 3 years excessively whole
It repairs, as a result consumes a large amount of urban construction expenses, cause the waste of many human and material resources.
At the same time, as the growth momentum of building trade is advanced by leaps and bounds, the discarded concrete carried over is more, if not
It is used, it will cause a large amount of wastes, are unfavorable for sustainable development.
Currently, the research in terms of for how discarded concrete material being used paving plate is less, mainly
Because impact resistance, the impervious outlet capacity of the paving plate produced using discarded concrete are poor.Therefore, a kind of use
The paving plate with preferable impact resistance and impervious outlet capacity that discarded concrete produces, not only gives birth to reduction
Cost is produced, facilitates sustainable development, promote social progress and innovation, all has contribution outstanding.
Summary of the invention
Mat formation plate in view of the deficienciess of the prior art, the purpose of the present invention one is to provide a kind of regenerated road surface, has
The advantage that production cost is low, impact resistance is good, water resistant stain resistance is good.
To achieve the above object one, the present invention provides the following technical scheme that
A kind of regenerated road surface is mated formation plate, including base and surface layer, and the base includes the component of following parts by weight:
20-22 parts of cement；
4-6 parts of flyash；
25-40 parts of reclaimed sand；
21-26 parts of regenerated coarse aggregate；
0.1-0.5 parts of regenerative micro powder；
0.2-0.4 parts of additive；
8-10 parts of water；
The surface layer includes the component of following parts by weight:
25-30 parts of cement；
5-8 parts of flyash；
10-15 parts of silica flour；
Middle sand 33-51 parts；
0.2-0.5 parts of modified resin；
1-1.5 parts of waterproof powder；
0.5-1 parts of cellulose；
0..4-0.6 parts of additive；
6-9 parts of water；
The additive includes the component of following parts by weight:
200-220 parts of polycarboxylate water-reducer；
5-15 parts of citric acid；
20-25 parts of sodium gluconate；
0.5-1 parts of triethanolamine；
1-1.6 parts of cellulose ether；
5-15 parts of thickener；
2.5-5 parts of potassium sulfate；
717.4-766 parts of water；
The regenerative micro powder is at least one of regeneration concrete, regeneration brick, discarded sintering common brick, discarded stone material, waste ceramic warp
Grinding is made.
Through the above technical solutions, citric acid has certain chelation, and sodium gluconate has excellent slow setting
Effect, potassium sulfate is relatively stable in the system of additive, cooperates with sodium gluconate, when the additive and surface layer, base
After component in layer mixes respectively, the deferred action of surface layer, base is helped to improve, its workable time can be extended.Fiber
There is preferable moisture pick-up properties and Water-saving effect can prolong after mixing respectively with the component in surface layer, base for plain ether, triethanolamine
The initial set required time occurs for long surface layer, base.
Reclaimed sand, regenerated coarse aggregate, regenerative micro powder in base are all made of waste construction material through grinding or are crushed acquisition,
The waste for reducing waste construction material reduces the production cost of base, facilitates the sustainable development of society.And additive with
Reclaimed sand, regenerated coarse aggregate, regenerative micro powder, flyash, cement, water in base cooperate, and make the component in base mixed
It is come into full contact with during conjunction and forms connection.
In surface layer, waterproof powder is by the basic granules institute that using industry sintering waste residue as core, appearance is surrounded by fatty acid calcium
Composition, can play preferable waterproof effect；Polyvinyl alcohol has preferable film forming, and has preferable solvent resistant after forming a film
Property, thus the surface layer for helping that regenerated road surface after molding is made to mat formation plate have the effect of it is preferable waterproof and antifouling；Change
The addition of property resin, helps to improve the impact flexibility and cementability of surface layer.During stirring, flyash, silica flour,
Under the collective effect of sand, flowing each component in surface layer, dispersion effect is good, and in waterproof powder, polyvinyl alcohol, modified resin
Under complex role, waterproof, the antifouling effect of surface layer are helped to improve.
The bond stress of cellulose and huge specific surface area, the regenerative micro powder in base be by regeneration concrete, regeneration brick,
At least one of discarded sintering common brick, discarded stone material, waste ceramic are through made from grinding, in polyvinyl alcohol, modified resin
Under cooperation, the surface of cellulose can be formed with more regenerative micro powder to be connected, to improve the connection effect between surface layer and base
Fruit.
In addition, cement, flyash, silica flour also contribute to improving the adhesion effect of other components in surface layer and smooth
Property, make surface layer that there is smooth appearance.
Further preferably are as follows: the modified resin includes Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, polyamide modified phenolic aldehyde
At least one of resin, epoxy modified phenolic resin, organic-silicon-modified resin.
Through the above technical solutions, having preferable impact flexibility, cementability, mechanical strength, heat resistance, dimensionally stable
Property, moulded manufacturability, form sufficient mixing to each component in surface layer.
Further preferably are as follows: the modified resin is changed by the Pioloform, polyvinyl acetal that weight fraction ratio is 2-2.9: 2-2.4: 1
Property phenolic resin, polyamide modified phenolic resin, epoxy modified phenolic resin composition.
Through the above technical solutions, being studied (test one) discovery, the Pioloform, polyvinyl acetal within the scope of aforementioned proportion changes
Property the combination that is formed of phenolic resin, polyamide modified phenolic resin, epoxy modified phenolic resin, surface layer can be made to reach preferably anti-
Impact property and impervious outlet capacity.
Further preferably are as follows: the cellulose include methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose,
At least three kinds in carboxymethyl cellulose.
Through the above technical solutions, methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose
Element all has excellent hydrophily, brilliant bond stress, huge pulp freeness and higher toughness and intensity, water
It impregnates and under external force, forms a large amount of equally distributed fiber fines, can effectively prevent plastic shrinkage, drying shrinkage and the temperature of surface layer
Degree changes and causes the generation in crack, to improve the impact resistance of surface layer, and improves the water permeability resistance of surface layer.
Further preferably are as follows: the cellulose by weight fraction ratio be 1: 1.1-1.5: 1: 1.2-1.5 methylcellulose,
Hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
Through the above technical solutions, (test one) discovery is studied, methylcellulose, hydroxypropyl in above-mentioned ratio range
The combination that methylcellulose, hydroxyethyl cellulose, carboxymethyl cellulose are formed can make surface layer have better impact resistance and resist
Seepage of water.
Further preferably are as follows: the partial size of the regenerative micro powder is 50-80 μm.
Through the above technical solutions, the regenerative micro powder in the size range has excellent filling effect, help to make shape
At surface layer it is finer and smoother, film-formation result is more preferable.
Further preferably are as follows: in the additive, the thickener includes polyacrylamide, polyvinyl alcohol, polyacrylic acid
At least one of sodium copolymer.
Through the above technical solutions, polyacrylamide, polyvinyl alcohol, Sodium Polyacrylate can be such that the additive to be formed has
Certain sticky sense, makes the liquid-phase system of entire additive keep uniform and stable state, improves the stirring of concrete mix
Uniformity.
The purpose of the present invention two is to provide the manufacturing process that a kind of regenerated road surface mats formation plate.
To achieve the above object two, the present invention provides the following technical scheme that
A kind of regenerated road surface is mated formation the manufacturing process of plate, is included the following steps:
S1, the water of corresponding parts by weight, polycarboxylate water-reducer, citric acid, sodium gluconate, triethanolamine, potassium sulfate is abundant
Mixing obtains the first mixture；
The cellulose ether of corresponding parts by weight, thickener are added in the first mixture obtained in step S1 S2, sufficiently mixed
It closes, obtains additive；
The cement of corresponding parts by weight, flyash, reclaimed sand, regenerated coarse aggregate, regenerative micro powder are uniformly mixed by S3, form the
Two mixtures add additive, the water of corresponding parts by weight, are sufficiently mixed, and obtain base's mixture；
S4, by the cement of corresponding parts by weight, flyash, silica flour, sand, polyvinyl alcohol, modified resin, waterproof powder, cellulose
It is sufficiently mixed, forms third mixture, add additive, the water of corresponding parts by weight, be sufficiently mixed, obtain surface layer mixing
Object；
S5, the surface layer mixture obtained in step S4 is evenly laid out, then evenly laid out one layer of step S3 on surface layer mixture
Base's mixture of middle acquisition, forms surface layer and base, and pressurization comes into full contact with the contact surface of base and surface layer；
S6, demoulding obtain regenerated road surface and mat formation plate.
Through the above technical solutions, after additive is prepared, then with the component in surface layer it is mixed to form surface layer mixture, together
When with the component in base be mixed to form base's mixture, then surface layer mixture and base's mixture are put into respectively and move storing
In bucket, the surface layer mixture moved in storage hopper and base's mixture are put into molding machine discharge bucket, are distributed into surface layer to framed
Surface layer mixture is uniformly covered with framed bottom using distributing device scraper plate by mixture, then to being covered with base's mixture in framed, into
Row pressurization keeps the connection between surface layer and base more abundant and close, so that the entirety for improving the paving plate of formation is anti-
Impact capacity.
Further preferably are as follows: in the step S5, vibration operation is additionally added in the pressure process, the vibration operation
Frequency is 80-100Hz.
Through the above technical solutions, convenient for the bubble in base's mixture and surface layer mixture is discharged, to improve base
Layer mixture and surface layer mixture closely knit sense and be completely embedded degree.
Further preferably are as follows: in the step S6, operated after the demoulding using machinery, then use vacuum chuck
It piles up in storage rack.
Through the above technical solutions, the vacuum chuck with sponge sealing strip is hardly damaged after molding during piling up
Non-fading paving plate, and stood up in storage rack by the sucker plate that will mat formation, without using pallet, greatly reduce
Production line cost, and it is easily-deformable and large scale is caused to be mated formation the low disadvantage of board finished product rate to avoid pallet, improves the conjunction of product
Lattice rate.
In conclusion the invention has the following advantages:
1. reclaimed sand, regenerated coarse aggregate, the regenerative micro powder in base are all made of waste construction material through grinding or broken acquisition, subtract
The waste for having lacked waste construction material reduces the production cost of base, facilitates the sustainable development of society；
2. under the complex role of waterproof powder, polyvinyl alcohol, modified resin, helping to improve waterproof, the antifouling effect of surface layer；
3. being helped after citric acid, sodium gluconate, cellulose ether, the triethanolamine in regenerative micro powder and additive cooperate
In uniformly improving the close connection effect between the components such as reclaimed sand, regenerated coarse aggregate in base, to improve the anti-of base
Impact strength；
4. between surface layer and base, polyvinyl alcohol, modified resin cooperation under, the surface of cellulose can be micro- with more regeneration
Powder forms connection, to make to form firm connection between surface layer and base, the regenerated road surface for improving formation is mated formation the entirety of plate
Property.
Specific embodiment
Below with reference to embodiment, the present invention will be described in detail.
Embodiment 1: regenerated road surface is mated formation plate, including base and surface layer, and component included by base and surface layer and its phase
The parts by weight answered are as shown in table 1, and the component and its corresponding parts by weight in additive employed in base and surface layer are such as
Shown in table 2, and acquisition is made by the steps in regenerated road surface plate of mating formation:
Water, polycarboxylate water-reducer, citric acid, sodium gluconate, triethanolamine, potassium sulfate are sufficiently mixed by S1, and it is mixed to obtain first
Close object；
Cellulose ether, thickener are added in the first mixture obtained in step S1, are sufficiently mixed, obtain additive by S2；
Cement, flyash (level-one flyash), reclaimed sand, regenerated coarse aggregate, regenerative micro powder are uniformly mixed, form second by S3
Mixture adds additive, water, is sufficiently mixed, and obtains base's mixture；
Cement, flyash, silica flour, sand, polyvinyl alcohol, modified resin, waterproof powder, cellulose are sufficiently mixed by S4, form the
Three mixtures add additive, water, are sufficiently mixed, and obtain surface layer mixture；
S5, the surface layer mixture obtained in step S4 is evenly laid out, then evenly laid out one layer of step S3 on surface layer mixture
Base's mixture of middle acquisition, forms surface layer and base, vibration pressurization 20 seconds, vibration frequency 80Hz, makes base and surface layer
Contact surface comes into full contact with；
S6 is obtained regenerated road surface and is mated formation plate using mechanical stripping.
Wherein, cement is 42.5 grades of ordinary portland cements, and the fineness modulus of sand is 2.6；Thickener is poly- in additive
Ether-based polyurethane；Modified resin is polyamide modified phenolic resin；The methyl that cellulose is 1: 1.1: 1: 1.3 by weight fraction ratio
Cellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
Embodiment 2-5: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, base and surface layer (removing additive) are wrapped
The component and its corresponding parts by weight included is as shown in table 1, component and its phase in additive employed in base and surface layer
The parts by weight answered are as shown in table 2.
Component and its parts by weight included by surface layer and base (removing additive) in 1 embodiment 1-5 of table
In 2 embodiment 1-5 of table in surface layer and base additive component and its parts by weight
Embodiment 6: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, modified resin is that Pioloform, polyvinyl acetal is modified
Phenolic resin.
Embodiment 7: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, modified resin is 2.9 by weight fraction ratio:
1 Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, epoxy modified phenolic resin composition.
Embodiment 8: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, modified resin is 2: 2 by weight fraction ratio:
1 Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, polyamide modified phenolic resin, epoxy modified phenolic resin composition.
Embodiment 9: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, modified resin is 2.5 by weight fraction ratio:
2: 1 Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, polyamide modified phenolic resin, epoxy modified phenolic resin composition.
Embodiment 10: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, modified resin is 2.9 by weight fraction ratio
: 2.4: 1 Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, polyamide modified phenolic resin, epoxy modified phenolic resin composition.
Embodiment 11: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, cellulose is 1: 1.5 by weight fraction ratio
: 1 methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose composition.
Embodiment 12: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, cellulose is 1: 1.1 by weight fraction ratio
: 1: 1.5 methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
Embodiment 13: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, cellulose is 1: 1.3 by weight fraction ratio
: 1: 1.2 methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
Embodiment 14: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, cellulose is 1: 1.5 by weight fraction ratio
: 1: 1.2 methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
Embodiment 15: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, in additive, thickener is hydrophobically modified
Acrylate copolymer.
Embodiment 16: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, in additive, thickener is parts by weight
Than the polyacrylamide for 1: 1, polyether polyurethane.
Embodiment 17: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, in additive, thickener is parts by weight
Than for 1: 1: 1 polyacrylamide, polyvinyl alcohol, Sodium Polyacrylate copolymer.
Comparative example 1: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, waterproof powder, polyethylene are not included in surface layer
Alcohol, modified resin.
Comparative example 2: regenerated road surface is mated formation plate, and the difference with comparative example 1 is, regenerative micro powder is not contained in base.
Comparative example 3: regenerated road surface is mated formation plate, the difference from embodiment 1 is that, polycarboxylic acids, which is contained only, in additive used subtracts
Aqua and water, and matching is 220 parts of polycarboxylate water-reducer, 780 parts of water.
Test one: impact resistance test
Test specimen: the paving plate obtained in embodiment 1-17 is chosen as test sample group 1-17, is chosen in comparative example 1-4
The paving plate of acquisition has 5 identical and corresponding test specimens as control sample group 1-4, each test sample group, control sample group
(i.e. test sample 1-17 or control sample 1-4).
Test method: plate of mating formation is cut into test sample 1-17, the control sample of 300mm × 300mm × 75mm respective sets
For the surface plastic covering bag of 1-4 to prevent moisture evaporation, demoulding is put into fog room according to the requirement maintenance molding of GBJ8l-85.
Gravity type weight (weight quality 1kg, height of drop 938mm) is used to be tested after standard curing 28d.In test process
In, weight middle line is aligned with the center line of test sample 1-17, control sample 1-4 respectively, freely falls and pounds in test sample 1-17, right
The center of 1-4 in the same old way.Under weight repeated stock, test sample 1-17, control sample 1-4 are cracked, as test sample group 1-17, right
It organizes in 1-4 in the same old way, when sample splits completely there are three every group, records the average value of number of shocks, and analyzed.
Test result: test sample 1-17, the number of shocks of control sample 1-4 are as shown in table 3.
The number of shocks of 3 test sample 1-17 of table, control sample 1-4
As shown in Table 3, the test specimen in test sample group 1-17 is crushed required number of shocks completely and is significantly more than control sample group
Test specimen in 1-3 is crushed required number of shocks completely, illustrates citric acid, gluconic acid in regenerative micro powder and additive
After sodium, cellulose ether, triethanolamine collective effect, help to improve between the components such as reclaimed sand, the regenerated coarse aggregate in base
Close connection effect, and the impact strength of base can be improved；In surface layer and base's contact surface, polyvinyl alcohol, modified resin
Under the action of, regenerative micro powder is since partial size is small, and the gap of fillable paving intralamellar part, makes road during vibrating pressurization
Face is mated formation, and plate is finer and close, and impact resistance is stronger.
Test two: surface layer pollution resistance test
Test specimen: the paving plate obtained in embodiment 1-17 is chosen as test sample group 1-17, is chosen in comparative example 1-3
The paving plate of acquisition has 3 identical and corresponding test specimens in each test sample group, control sample group as control sample group 1-3
(i.e. test sample 1-17 or control sample 1-3).
Test method: the surface wipes of each group of test specimen are clean, prepare three kinds of ink mixtures, No. 1 ink mixing
Object is to add acetic acid in 1L ink to make pH value 5.5；No. 2 ink mixtures are that 100ml clear water is added in 1L ink；No. 3 inks are mixed
Closing object is to add sodium hydroxide in 1L ink to make pH value 8.The surface layer of three test specimens in each test sample group, control sample group,
Above-mentioned three kinds of ink mixtures are respectively adopted uniformly to be coated, the time retained after coating is 30min, later by the ink of surface layer
Aqueous mixtures wash away, and observe the staining conditions in surface layer.
Test result: test sample 1-17, the staining conditions of control sample 1-3 are as shown in table 4.
The staining conditions of 4 test sample 1-17 of table, control sample 1-3
As shown in Table 4, three test specimens in test sample group 1-17, either acid, neutral, alkalinity ink mixture are equal
Fail the sign for leaving dyeing in surface layer, illustrates that test sample group 1-17 has the effect of preferable waterproof, antifouling.And control sample
The dyeing that the surface layer of test specimen in group 1-3 receives No. 1 ink mixture, No. 2 ink mixtures, No. 3 ink mixtures influences,
Illustrate that waterproof, the antifouling ability of the surface layer of the test specimen in control sample group 1-3 are poor.The reason of generating above-mentioned difference is: face
Waterproof powder, polyvinyl alcohol, modified resin in layer, citric acid, sodium gluconate, cellulose ether, triethanolamine in additive
Can waterproof to surface layer, antifouling capacity have an impact.
Test three: resistance to compression, flexural strength test
Test specimen: the paving plate obtained in embodiment 1-17 is chosen as test sample 1-17.
Test method: according to GB28635-2012, " concrete road pavement brick is vast to test sample 1-17, records data and is divided
Analysis.
Test result: test sample 1-17, the resistance to compression of control sample 2, flexural strength are as shown in table 5.
5 test sample 1-17 of table, the resistance to compression of control sample 2, flexural strength
| Sample | Compression strength (MPa) | Flexural strength (MPa) |
| Test specimen 1 | 55.6 | 5.6 |
| Test specimen 2 | 55.3 | 5.5 |
| Test specimen 3 | 55.4 | 5.6 |
| Test specimen 4 | 54.5 | 5.8 |
| Test specimen 5 | 55.3 | 5.5 |
| Test specimen 6 | 55.1 | 5.6 |
| Test specimen 7 | 55.2 | 5.3 |
| Test specimen 8 | 54.6 | 5.8 |
| Test specimen 9 | 54.5 | 5.6 |
| Test specimen 10 | 54.6 | 5.3 |
| Test specimen 11 | 55.2 | 5.5 |
| Test specimen 12 | 55.5 | 5.6 |
| Test specimen 13 | 54.6 | 5.2 |
| Test specimen 14 | 55.5 | 5.5 |
| Test specimen 15 | 55.4 | 5.5 |
| Test specimen 16 | 55.3 | 5.5 |
| Test specimen 17 | 54.5 | 5.6 |
| Control sample 2 | 38.3 | 4.1 |
As shown in Table 5, the compression strength of test sample 1-17 and flexural strength are substantially better than control sample 2 respectively, illustrate again
The addition of raw micro mist and the partial size of regenerative micro powder, compression strength and flexural strength to the concrete finally obtained have obvious
Influence.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
- The plate 1. a kind of regenerated road surface is mated formation, which is characterized in that including base and surface layer, the base includes following parts by weight Component:20-22 parts of cement；4-6 parts of flyash；25-40 parts of reclaimed sand；21-26 parts of regenerated coarse aggregate；0.1-0.5 parts of regenerative micro powder；0.2-0.4 parts of additive；8-10 parts of water；The surface layer includes the component of following parts by weight:25-30 parts of cement；5-8 parts of flyash；10-15 parts of silica flour；Middle sand 33-51 parts；0.2-0.5 parts of modified resin；1-1.5 parts of waterproof powder；0.5-1 parts of cellulose；0.4-0.6 parts of additive；6-9 parts of water；The additive includes the component of following parts by weight:200-220 parts of polycarboxylate water-reducer；5-15 parts of citric acid；20-25 parts of sodium gluconate；0.5-1 parts of triethanolamine；1-1.6 parts of cellulose ether；5-15 parts of thickener；2.5-5 parts of potassium sulfate；735.6-745.4 parts of water；The regenerative micro powder is at least one of regeneration concrete, regeneration brick, discarded sintering common brick, discarded stone material, waste ceramic warp Grinding is made.
- The plate 2. regenerated road surface according to claim 1 is mated formation, which is characterized in that the modified resin includes polyvinyl alcohol contracting Aldehyde phenol-formaldehyde resin modified, polyamide modified phenolic resin, epoxy modified phenolic resin, at least one in organic-silicon-modified resin Kind.
- The plate 3. regenerated road surface according to claim 2 is mated formation, which is characterized in that the modified resin is by weight fraction ratio 2-2.9:2-2.4:1 Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, polyamide modified phenolic resin, epoxy modified phenolic resin group At.
- The plate 4. regenerated road surface according to claim 1 or 3 is mated formation, which is characterized in that the cellulose includes Methyl cellulose Element, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, at least three kinds in carboxymethyl cellulose.
- The plate 5. regenerated road surface according to claim 4 is mated formation, which is characterized in that the cellulose is 1 by weight fraction ratio: 1.1-1.5:1:1.2-1.5 methylcellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose composition.
- The plate 6. regenerated road surface according to claim 1 is mated formation, which is characterized in that the partial size of the regenerative micro powder is 50-80 μ m。
- The plate 7. regenerated road surface according to claim 1 is mated formation, which is characterized in that in the additive, the thickener packet Include at least one of polyacrylamide, polyvinyl alcohol, Sodium Polyacrylate.
- The manufacturing process of plate 8. a kind of regenerated road surface as described in claim 1 is mated formation, which comprises the steps of:S1, the water of corresponding parts by weight, polycarboxylate water-reducer, citric acid, sodium gluconate, triethanolamine, potassium sulfate is abundant Mixing obtains the first mixture；The cellulose ether of corresponding parts by weight, thickener are added in the first mixture obtained in step S1 S2, sufficiently mixed It closes, obtains additive；The cement of corresponding parts by weight, flyash, reclaimed sand, regenerated coarse aggregate, regenerative micro powder are uniformly mixed by S3, form the Two mixtures add additive, the water of corresponding parts by weight, are sufficiently mixed, and obtain base's mixture；S4, by the cement of corresponding parts by weight, flyash, silica flour, sand, polyvinyl alcohol, modified resin, waterproof powder, cellulose It is sufficiently mixed, forms third mixture, add additive, the water of corresponding parts by weight, be sufficiently mixed, obtain surface layer mixing Object；S5, the surface layer mixture obtained in step S4 is evenly laid out, then evenly laid out one layer of step S3 on surface layer mixture Base's mixture of middle acquisition, forms surface layer and base, and pressurization comes into full contact with the contact surface of base and surface layer；S6, demoulding obtain regenerated road surface and mat formation plate.
- The manufacturing process of plate 9. regenerated road surface according to claim 8 is mated formation, which is characterized in that in the step S5, institute It states and is additionally added vibration operation in pressure process, the frequency of the vibration operation is 80-100Hz.
- The manufacturing process of plate 10. regenerated road surface according to claim 8 is mated formation, which is characterized in that in the step S6, institute It is operated after stating demoulding using machinery, is then piled up in storage rack using vacuum chuck.
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