CN110590270B - Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick - Google Patents

Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick Download PDF

Info

Publication number
CN110590270B
CN110590270B CN201810601706.1A CN201810601706A CN110590270B CN 110590270 B CN110590270 B CN 110590270B CN 201810601706 A CN201810601706 A CN 201810601706A CN 110590270 B CN110590270 B CN 110590270B
Authority
CN
China
Prior art keywords
surface layer
permeable brick
mixture
water permeable
water
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.)
Active
Application number
CN201810601706.1A
Other languages
Chinese (zh)
Other versions
CN110590270A (en
Inventor
张宏生
窦明岳
王光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Tsingda Tongke Environmental Protection Technology Co ltd
Original Assignee
Guangdong Tsingda Tongke Environmental Protection Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Tsingda Tongke Environmental Protection Technology Co ltd filed Critical Guangdong Tsingda Tongke Environmental Protection Technology Co ltd
Priority to CN201810601706.1A priority Critical patent/CN110590270B/en
Publication of CN110590270A publication Critical patent/CN110590270A/en
Application granted granted Critical
Publication of CN110590270B publication Critical patent/CN110590270B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • C04B28/02—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
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/224—Surface drainage of streets
    • E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/06—Pavings made of prefabricated single units made of units with cement or like binders
    • E01C5/065—Pavings made of prefabricated single units made of units with cement or like binders characterised by their structure or component materials, e.g. concrete layers of different structure, special additives
    • 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
    • C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
    • C04B2111/00284—Materials permeable to liquids
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention relates to the field of water permeable bricks, in particular to a preparation process of a high-imitation stone water permeable brick and the prepared high-imitation stone water permeable brick. The invention provides a preparation process of a high-imitation stone water permeable brick, aiming at the problems that the surface layer patterns of the existing imitation stone water permeable brick are uniformly distributed and the natural properties of stone are violated. The method comprises the following steps: mixing the solid materials in a stirrer, granulating in a granulator at 20-40r/min while spraying water to obtain mixture A1(ii) a By analogy, the mixture A of the surface layer is obtained2、A3……An(ii) a Mixing the surface layer mixture A1、A2……AnStirring in a stirrer at 2-10r/min for 5-30s to obtain a non-uniform mixed surface layer mixture A; putting the bottom layer raw materials into a stirrer and stirring uniformly to obtain a bottom layer mixture B; molding; and (5) maintaining. The invention is formed by slowly mixing two or more groups of surface layer mixture materials at least containing two colors, so that different colors are randomly distributed in the surface material, spots or stripes with the same color in a local range appear, and the surface layer of the water permeable brick has a stone-like effect of uneven distribution.

Description

Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick
Technical Field
The invention relates to the field of water permeable bricks, in particular to a preparation process of a high-imitation stone water permeable brick and the prepared high-imitation stone water permeable brick.
Background
In order to solve the problem of urban pavement sealing, maintain urban ecological balance and respond to the national policy of 'strengthening sponge urban construction', the water permeable brick is a functional building material with good water and air permeability, and the development is rapid in recent years. Meanwhile, people have higher and higher requirements on the water permeable bricks, so that the water permeable bricks not only have good water permeability, but also have higher and higher requirements on the appearance attractiveness. The stone-imitated water permeable brick has the basic function of the water permeable brick and also has the appearance similar to natural stone, so that the stone-imitated water permeable brick is popular among more and more consumers.
The surface layer of the prior prepared stone-like permeable brick is uniformly mixed with aggregate and binder and then uniformly distributed on the bottom layer to form stone-like patterns. For example, the invention patent with the publication number of CN107574733A discloses a stone-like water permeable brick and a preparation method thereof, the stone-like water permeable brick is composed of a concrete base layer and a stone-like surface layer arranged on the concrete base layer, wherein the stone-like surface layer is formed by fully and uniformly mixing a polymer cementing material and surface layer aggregate and then pressing the mixture with a base layer raw material. The stone-like water permeable brick obtained by uniformly distributing the surface layer raw materials has single color and poor aesthetic property; meanwhile, the real surface lines of the natural stone are not uniformly distributed but randomly distributed, and the uniformly distributed patterns have the property of being unnatural. Therefore, it is a technical problem in the art to provide a high-imitation stone water permeable brick with randomly distributed surface patterns.
Disclosure of Invention
Aiming at the problems, the invention provides a preparation process of a high-imitation stone water permeable brick and the prepared high-imitation stone water permeable brick, so as to solve the problems of uniform distribution of patterns on the surface layer of the existing imitation stone water permeable brick, poor decorative effect and disobedient natural properties of stone materials, and meanwhile, the high-imitation stone water permeable brick provided by the invention has high strength and high water permeability.
The invention adopts the following technical scheme:
a preparation process of a high-imitation stone water permeable brick comprises the following steps:
(1) preparing a surface layer mixture:
A1: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A1；
A2: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A2；
By analogy, the mixture A of the surface layer is obtained3、A4……An；
Mixing the surface layer mixture A1、A2、A3、A4……AnPlacing into a stirrer, and slowly stirring at a rotation speed of 2-10r/min for 5-30s to obtain a non-uniformly mixed surface layer mixture A;
(2) preparation of base mix
The bottom layer raw materials are put into a stirrer and quickly and uniformly stirred at the rotating speed of 100-;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing to obtain the high-imitation stone permeable brick;
the surface layer raw material comprises surface layer aggregate, an inorganic binder, redispersible latex powder, polyvinyl alcohol, a cement alkali inhibitor, a water reducer and water;
the bottom layer raw material comprises bottom layer aggregate, machine-made sand, an inorganic binder, redispersible latex powder, a cement alkali inhibitor, a water reducing agent and water;
surface layer mixture A1、A2、A3、A4……AnN is more than or equal to 2, and the surface layer mixture A1、A2、A3、A4……AnThe facing aggregate in (a) has more than one color.
Further, the surface layer comprises the following raw materials in parts by weight: 100 parts of surface layer aggregate, 20-35 parts of inorganic binder, 0.2-1.5 parts of redispersible latex powder, 0.02-1 part of polyvinyl alcohol, 0.2-2 parts of cement alkali inhibitor, 0.02-0.5 part of water reducer and 4-24 parts of water.
Further, the bottom layer comprises the following raw materials in parts by weight: 100 parts of bottom layer aggregate, 20-40 parts of machine-made sand, 25-40 parts of inorganic binder, 0.05-0.4 part of redispersible latex powder, 0.25-2 parts of cement alkali inhibitor, 0.05-0.4 part of water reducer and 5-16 parts of water.
Furthermore, the grain size of the surface layer mixture is 1-10 mm.
Further, the aggregate of the surface layer is one or more of natural colored sand, colored ceramic sand, sintered colored ceramic dry granulation powder or spray granulation powder with colors.
Furthermore, the grain diameter of the surface layer aggregate is 0.18-0.85 mm.
Further, the bottom layer aggregate is one or more of stones, ceramic granules, waste ceramic particles and tailings, and the particle size of the bottom layer aggregate is 3-8 mm.
Further, the curing conditions in the step (4) are as follows: the temperature is 25-35 ℃, the humidity is 70-90%, and the curing time is 3-28 days.
The preparation process of the high-imitation stone water permeable brick has the following beneficial effects:
(1) according to the preparation process of the high-imitation stone water permeable brick, two or more groups of surface layer mixture with at least two different colors are slowly mixed when the surface layer mixture is prepared, the surface layer mixture is spherical particles obtained by granulation, the particle size and the strength are different, the different colors are randomly distributed in the water permeable brick fabric after the slow mixing, spots or stripes with the same color in a local range can be generated, the surface layer of the final water permeable brick presents spotted or striped uneven imitation stone patterns, and the problems that the patterns in the existing imitation stone water permeable brick are uniformly distributed, the decorative effect is poor and the natural properties of stone are violated are solved; meanwhile, various different stone-like patterns are prepared, so that the stone-like decorative plate is suitable for various places.
(2) The surface layer and the bottom layer are both inorganic binders, so that the bottom layer and the surface layer are firmly combined; the inorganic binder is selected, so that the raw material cost is reduced, and the problems of easy aging, sand falling and the like caused by the organic binder are avoided; meanwhile, the inorganic binder has certain hydrophilicity, and water drops on the surface of the water permeable brick can destroy the surface tension of the water permeable brick due to the existence of micropores on the surface of the water permeable brick, so that the water permeable brick has a good water permeable effect.
(3) The high-imitation stone water permeable brick has the advantages of easily available raw materials for the bottom layer and the surface layer, simple preparation process, contribution to industrial production, obtainment of the imitation stone water permeable brick with unevenly distributed patterns and suitability for large-scale popularization and use.
The invention also provides a high-imitation stone water permeable brick which is prepared according to the preparation process of the high-imitation stone water permeable brick.
Furthermore, the thickness of the surface layer of the water permeable brick is 4-10 mm.
The high-imitation stone water permeable brick has the following beneficial effects:
(1) the surface layer mixture is slowly and unevenly mixed to obtain the uneven stone imitation effect with the surface layer in a spot shape or a stripe shape; the ceramic sand, the ceramsite, the stones and the like are used as main raw materials of the surface layer and the bottom layer, the strength is high, the surface layer and the bottom layer both adopt cement as a binder, and dispersible latex powder with outstanding binding strength is added, so that the overall mechanical property of the water permeable brick is improved, the compressive strength of the water permeable brick reaches 45-51MPa, and the grinding pit length is 23-33 mm; the ceramsite with a pore structure and the hydrophilic inorganic binder are added, so that the water permeable brick has a good water permeable effect, and the water permeable coefficient reaches 4.2-5.0 cm/s.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The preparation process of the high imitation stone water permeable brick in the embodiment comprises the following steps:
(1) preparing a surface layer mixture:
A1: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A1；
A2: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A2；
By analogy, the mixture A of the surface layer is obtained3、A4……An；
Mixing the surface layer mixture A1、A2、A3、A4……AnPlacing into a stirrer, and slowly stirring at a rotation speed of 2-10r/min for 5-30s to obtain a non-uniformly mixed surface layer mixture A;
(2) preparation of base mix
The bottom layer raw materials are put into a stirrer and quickly and uniformly stirred at the rotating speed of 100-;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demolded bricks in a curing kiln for curing, wherein the curing conditions are as follows: maintaining at 25-35 deg.c and 70-90% humidity for 3-28 days to obtain high imitation stone water permeable brick;
the surface layer raw material comprises surface layer aggregate, a binder, redispersible latex powder, polyvinyl alcohol, a cement alkali inhibitor, a water reducing agent and water;
the bottom layer raw material comprises bottom layer aggregate, machine-made sand, a binder, redispersible latex powder, a cement alkali inhibitor, a water reducing agent and water;
surface layer mixture A1、A2、A3、A4……AnN is more than or equal to 2, and the surface layer mixture A1、A2、A3、A4……AnThe facing aggregate in (a) has more than one color.
In the preparation process of the high-imitation stone water permeable brick in the embodiment, when a surface layer mixture is prepared, two or more groups of spherical surface layer mixtures which are formed by granulation and have different colors are slowly stirred, so that the different colors are randomly distributed in the water permeable brick fabric, spots or stripes with the same color in a local range appear, the surface layer of the final water permeable brick presents the effect of uneven imitation stone patterns in spot or stripe shapes, and the problems of uniform distribution of the patterns, poor decoration effect and illegal stone natural properties in the existing imitation stone water permeable brick are solved; meanwhile, various different stone-like patterns are prepared, so that the stone-like decorative plate is suitable for various places.
Specifically, the surface layer comprises the following raw materials in parts by weight: 100 parts of surface layer aggregate, 20-35 parts of binder, 0.2-1.5 parts of redispersible latex powder, 0.02-1 part of polyvinyl alcohol, 0.2-2 parts of cement alkali inhibitor, 0.02-0.5 part of water reducer and 4-24 parts of water; wherein, aggregate A of each surface layer1、A2……AnThe weight portion of the raw materials in the formula (I) is within the range.
Wherein, the strength of the spherical surface layer mixture can be adjusted according to the proportion of the solid raw materials and the water adding amount. When the strength of the spherical particles is high, spot patterns can be formed by later-stage cloth pressing; when the strength of the spherical particles is low, the later-stage material distribution particles can be scattered along with the movement of the material distribution vehicle, and linear patterns are formed after pressing, so that the final permeable brick surface layer presents spot-shaped or stripe-shaped uneven stone-like patterns.
Specifically, the bottom layer comprises the following raw materials in parts by weight: 100 parts of bottom layer aggregate, 20-40 parts of machine-made sand, 25-40 parts of binder, 0.05-0.4 part of redispersible latex powder, 0.25-2 parts of cement alkali inhibitor, 0.05-0.4 part of water reducer and 5-16 parts of water.
Specifically, the grain size of the surface layer mixture is 1-10 mm. Wherein the surface layer mixture A1、A2、A3、A4……AnThe particle sizes of (A) may be the same or different.
Specifically, the surface layer aggregate is one or more of natural colored sand, colored ceramic sand, sintered colored ceramic dry granulation powder or spray granulation powder with colors, and the particle size of the surface layer aggregate is 0.18-0.85 mm. The aggregate of the surface layer has color, which enhances the beauty of the surface layer of the permeable brick. And the aggregate has a ceramic-like coloring effect, does not fade, and effectively avoids the influence of other raw materials such as a binder and the like on the coloring effect.
Specifically, the bottom layer aggregate is one or more of stones, ceramsite, waste porcelain granules and tailings, and the particle size of the bottom layer aggregate is 3-8 mm. The raw materials such as the ceramsite with the pore structure are used as the bottom layer aggregate, so that the water permeable effect of the water permeable brick is improved, the secondary utilization of solid waste materials such as waste ceramic particles and tailings is realized, the energy is saved, the environment is protected, and the raw materials are simple and easy to obtain.
Specifically, the binder in the surface layer raw material is white cement, the binder in the bottom layer raw material is grey cement which is common portland cement, and the strength grade is 42.5, 52.5 or 62.5. The surface layer and the bottom layer both adopt inorganic binders as binders, so that the raw material cost is reduced, the problems of easy aging, sand falling and the like caused by organic binders are avoided, and the combination between the bottom layer and the surface layer is firm. In addition, the inorganic binder has certain hydrophilicity, and water drops on the surface of the water permeable brick can destroy the surface tension of the water permeable brick due to the existence of micropores, so that a good water permeable effect is achieved.
Specifically, the dispersible latex powder in the bottom layer raw material and the surface layer raw material is one or more of ethylene/vinyl acetate copolymer, vinyl acetate/ethylene versatate copolymer, acrylic acid copolymer, and styrene and butadiene copolymerized rubber powder. The dispersible latex powder has extremely outstanding bonding strength, can improve the overall compressive strength of the water permeable brick, and has good mechanical properties.
Specifically, the polyvinyl alcohol in the surface layer raw material is one or more of ultrahigh polymerization degree, high polymerization degree, medium polymerization degree and low polymerization degree. A small amount of polyvinyl alcohol is added into the surface layer mixture, so that the viscosity of the surface layer mixture can be enhanced, and various surface layer mixtures A1、A2……AnThe materials are not uniformly mixed when being mixed at a low speed, and the random distribution of the patterns of the final permeable bricks is facilitated.
Specifically, the cement alkali inhibitor in the surface layer and the bottom layer is a raw material which is composed of high-activity substances and has the function of inhibiting cement efflorescence, and the cement alkali inhibitor is one or more of silica fume, fly ash and calcined kaolin.
Specifically, the water reducing agent in the raw materials of the surface layer and the bottom layer is one or more of a naphthalene-based high-efficiency water reducing agent, an aliphatic high-efficiency water reducing agent, an amino high-efficiency water reducing agent and a polycarboxylic acid high-efficiency water reducing agent.
The invention also provides a high-imitation stone water permeable brick which is prepared according to the preparation process of the high-imitation stone water permeable brick.
Specifically, the thickness of the surface layer of the water permeable brick is 4-10 mm. The thickness of the bottom layer of the permeable brick is preferably 40-80mm, and can be adjusted according to actual requirements.
The preparation process of the high imitation stone water permeable brick and the prepared high imitation stone water permeable brick of the invention are further described by the following specific examples.
Example 1
A preparation process of a high-imitation stone water permeable brick comprises the following steps:
(1) preparing a surface layer mixture:
A1: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 30r/min while spraying water, and obtaining a spherical surface layer mixture A with the particle size of 1-3mm1；
A2: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 30r/min while spraying water, and obtaining a spherical surface layer mixture A with the particle size of 3-5mm2；
Mixing the surface layer mixture A1、A2Placing the mixture into a stirrer, and slowly stirring the mixture for 10s at a rotating speed of 5r/min to obtain a surface layer mixture A which is not uniformly mixed;
(2) preparation of base mix
Quickly and uniformly stirring the mixture in a stirrer at the rotating speed of 100r/min to obtain a bottom layer mixture B;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing at 25 ℃ and 80% humidity for 7 days to obtain the high-imitation stone permeable brick;
wherein, the A1 surface layer comprises the following raw materials by weight: 100g of white natural colored sand with the diameter of 0.25-0.42mm, 30g of P.W52.5 white cement, 1g of redispersible latex powder, 0.1g of polyvinyl alcohol, 1g of calcined kaolin, 0.3g of polycarboxylic acid high-efficiency water reducing agent and 15g of water;
the A2 surface layer comprises the following raw materials in parts by weight: 100g of black natural colored sand with the diameter of 0.18-0.85mm, 20g of P.W42.5 white cement, 0.2g of redispersible latex powder, 0.5g of polyvinyl alcohol, 2g of fly ash, 0.02g of polycarboxylic acid high-efficiency water reducing agent and 19g of water;
the bottom layer comprises the following raw materials in parts by weight: 1000g of 3-7mm stone, 400g of machine-made sand, 250g of P.O42.5 grade cement, 1g of redispersible latex powder, 2.5g of silica fume, 1g of naphthalene-based superplasticizer and 75g of water.
Example 2
A preparation process of a high-imitation stone water permeable brick comprises the following steps:
(1) preparing a surface layer mixture:
A1: stirring the solid raw materials of the surface layer in a stirrer, and granulating in a granulator at 30r/min while spraying water to obtain spherical surface layer mixture A with particle diameter of 1-3mm1；
A2: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the speed of 30r/min while spraying water, and obtaining a spherical surface layer mixture A with the particle size of 1-3mm2；
A3: mixing the raw materials of the surface layer in a stirrer, adding into a granulator, spraying water while granulating at 30r/min to obtain spherical surface layer mixture A with particle diameter of 5-10mm3；
Mixing the surface layer mixture A1、A2、A3Placing the mixture into a stirrer, and slowly stirring the mixture for 10s at a rotating speed of 5r/min to obtain a surface layer mixture A which is not uniformly mixed;
(2) preparation of base mix
Quickly and uniformly stirring the mixture in a stirrer at the rotating speed of 400r/min to obtain a bottom layer mixture B;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing at the temperature of 35 ℃ and the humidity of 90 percent for 7 days to obtain the high-imitation stone permeable brick;
wherein A is1The surface layer comprises the following raw materials in parts by weight: 100g of yellow sintered color sand with the thickness of 0.18-0.42mm, 35g of P.W62.5 white cement, 1.5g of redispersible latex powder, 0.5g of polyvinyl alcohol, 2g of calcined kaolin, 0.4g of polycarboxylic acid high-efficiency water reducing agent and 10g of water.
A2The surface layer comprises the following raw materials in parts by weight: 50g of black sintered color sand with the thickness of 0.18-0.85mm, 10g of P.W42.5 white cement, 0.1g of redispersible latex powder, 0.2g of polyvinyl alcohol, 1g of fly ash, 0.04g of polycarboxylic acid high-efficiency water reducing agent and 11g of water.
A3The surface layer comprises the following raw materials in parts by weight: 50g of white sintered colored sand with the diameter of 0.18-0.85mm, 15g of P.W42.5 white cement, 0.1g of redispersible latex powder, 0.2g of polyvinyl alcohol, 1g of fly ash, 0.1g of polycarboxylic acid high-efficiency water reducing agent and 12g of water.
The bottom layer comprises the following raw materials in parts by weight: 1000g of 3-8mm stone, 350g of machine-made sand, 250g of P.O52.5 grade cement, 4g of redispersible latex powder, 20g of fly ash, 4g of amino high-efficiency water reducing agent and 50g of water.
Example 3
A preparation process of a high-imitation stone water permeable brick comprises the following steps:
(1) preparing a surface layer mixture:
A1: stirring the surface layer solid raw materials in a stirrer uniformly, and granulating in a granulator at 40r/min while spraying water to obtain spherical surface layer mixture A with particle diameter of 3-10mm1；
A2: putting the surface layer solid raw material into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the speed of 40r/min while spraying water, and obtaining a spherical surface layer mixture A with the particle size of 1-3mm2；
A3: putting the surface layer solid raw material into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the speed of 40r/min while spraying water, and obtaining a spherical surface layer mixture A with the particle size of 1-3mm3；
Mixing the surface layer mixture A1、A2、A3Placing the mixture into a stirrer, and slowly stirring the mixture for 30s at a rotating speed of 2r/min to obtain a surface layer mixture A which is not uniformly mixed;
(2) preparation of base mix
Quickly and uniformly stirring the mixture in a stirrer at the rotating speed of 400r/min to obtain a bottom layer mixture B;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing at 35 ℃ and 70% humidity for 7 days to obtain the high-imitation stone permeable brick;
wherein A is1The surface layer comprises the following raw materials in parts by weight: 100g of red sintered dry-granulated color sand with the particle size of 0.18-0.42mm, 20g of P.W62.5 white cement, 0.2g of redispersible latex powder, 0.02g of polyvinyl alcohol, 0.2g of silica fume, 0.02g of polycarboxylic acid high-efficiency water reducing agent and 24g of water.
A2The surface layer comprises the following raw materials in parts by weight: 50g of white sintered spray granulation color sand with the diameter of 0.18-0.85mm, 10g of P.W42.5 white cement, 0.1g of redispersible latex powder, 0.2g of polyvinyl alcohol, 1g of fly ash, 0.04g of polycarboxylic acid high-efficiency water reducing agent and 10g of water.
A3The surface layer comprises the following raw materials in parts by weight: 25g of black sintered color sand with the thickness of 0.18-0.85mm, 7.5g of P.W42.5 white cement, 0.05g of redispersible latex powder, 0.1g of polyvinyl alcohol, 0.5g of fly ash, 0.05g of polycarboxylic acid high-efficiency water reducing agent and 6g of water.
The bottom layer comprises the following raw materials in parts by weight: 1000g of 3-8mm stone, 200g of machine-made sand, 250g of P.O62.5 grade cement, 0.5g of redispersible latex powder, 2.5g of fly ash, 0.5g of polycarboxylic acid high-efficiency water reducing agent and 160g of water.
Example 4
A preparation process of a high-imitation stone water permeable brick comprises the following steps:
(1) preparing a surface layer mixture:
A1: stirring the surface layer solid raw materials in a stirrer uniformly, and granulating in a granulator at a speed of 20r/min while spraying water to obtain spherical surface layer mixture A with particle size of 3-5mm1；
A2: stirring the surface layer solid raw materials in a stirrer uniformly, and granulating in a granulator at a speed of 20r/min while spraying water to obtain spherical surface layer mixture A with particle size of 5-10mm2；
Mixing the surface layer mixture A1、A2Placing the mixture into a stirrer, and slowly stirring the mixture for 5s at a rotating speed of 10r/min to obtain a surface layer mixture A which is not uniformly mixed;
(2) preparation of base mix
Quickly and uniformly stirring the mixture in a stirrer at the rotating speed of 300r/min to obtain a bottom layer mixture B;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing at the temperature of 30 ℃ and the humidity of 70 percent for 28 days to obtain the high-imitation stone permeable brick;
wherein A is1The surface layer comprises the following raw materials in parts by weight: 100g of black sintered dry-granulated color sand with the thickness of 0.18-0.42mm, 25g of P.W52.5 white cement, 0.6g of redispersible latex powder, 0.02g of polyvinyl alcohol, 0.5g of silica fume, 0.02g of polycarboxylic acid high-efficiency water reducing agent and 20g of water.
A2Surface layerThe raw materials and the weight are respectively as follows: 100g of yellow ceramic sand with the thickness of 0.18-0.85mm, 20g of P.W42.5 white cement, 0.2g of redispersible latex powder, 1g of polyvinyl alcohol, 2g of fly ash, 0.5g of polycarboxylic acid high-efficiency water reducing agent and 4g of water.
The bottom layer comprises the following raw materials in parts by weight: 1000g of 3-8mm stone, 250g of machine-made sand, 400g of P.O42.5 grade cement, 0.5g of redispersible latex powder, 5g of fly ash, 0.5g of polycarboxylic acid high-efficiency water reducing agent and 160g of water.
The water permeability coefficient and compressive strength of the water permeable bricks cured in examples 1 to 4 were measured according to JG/T376-2012, and the results are shown in Table 1.
TABLE 1 Water permeable brick Performance test results
Figure BDA0001693417690000101
Figure BDA0001693417690000111
As can be seen from Table 1, the water permeable brick prepared by the preparation process of the high-imitation stone water permeable brick has higher compressive strength and water permeability coefficient besides the stone imitation effect that the surface layer has uneven patterns which are randomly distributed. The compressive strength of the water permeable brick prepared in each embodiment of the invention reaches 45-51MPa, the ceramic sand, the ceramsite, the stones and the like are used as main raw materials of the surface layer and the bottom layer, the water permeable brick has higher strength, the surface layer and the bottom layer both adopt cement as a binder, and dispersible latex powder with outstanding binding strength is added, so that the overall mechanical property of the water permeable brick is improved; meanwhile, the ceramsite with a pore structure and the hydrophilic inorganic binder are added, so that the water permeable brick has a good water permeable effect, and the water permeable coefficient reaches 4.2-5.0 cm/s.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.

Claims (9)

1. A preparation process of a high-imitation stone water permeable brick is characterized by comprising the following steps:
(1) preparing a surface layer mixture:
A1: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A1；
A2: putting the solid raw materials of the surface layer into a stirrer to be uniformly stirred, putting the mixture into a granulator to be granulated at the rotating speed of 20-40r/min while spraying water to obtain spherical surface layer mixture A2；
By analogy, the mixture A of the surface layer is obtained3、A4……An；
Mixing the surface layer mixture A1、A2、A3、A4……AnPlacing into a stirrer, and slowly stirring at a rotation speed of 2-10r/min for 5-30s to obtain a non-uniformly mixed surface layer mixture A;
(2) preparation of base mix
The bottom layer raw materials are put into a stirrer and quickly and uniformly stirred at the rotating speed of 100-;
(3) shaping of
Respectively conveying the surface layer mixture A and the bottom layer mixture B to a surface material distribution bin and a bottom material distribution bin, fully distributing the bottom layer mixture B in a mold box, compacting to make a part of the top of the mold box be vacant, distributing the surface layer mixture A on the bottom layer mixture B in the vacant mold box, finally performing vibration molding, and then demolding;
(4) maintaining
Placing the demoulded brick in a curing kiln for curing to obtain the high-imitation stone permeable brick;
the surface layer raw material comprises surface layer aggregate, an inorganic binder, redispersible latex powder, polyvinyl alcohol, a cement alkali inhibitor, a water reducer and water;
the components of the bottom layer raw material comprise bottom layer aggregate, machine-made sand, an inorganic binder, redispersible latex powder, a cement alkali inhibitor, a water reducing agent and water;
the surface layer mixture A1、A2、A3、A4……AnN is more than or equal to 2, and the surface layer mixture A1、A2、A3、A4……AnThe facing aggregate in (1) has more than one color;
the surface layer aggregate is one or more of natural colored sand, colored ceramic sand, sintered colored ceramic dry granulation powder or spray granulation powder with colors.
2. The preparation process of the high imitation stone water permeable brick according to claim 1, wherein the surface layer comprises the following raw materials in parts by weight: 100 parts of surface layer aggregate, 20-35 parts of inorganic binder, 0.2-1.5 parts of redispersible latex powder, 0.02-1 part of polyvinyl alcohol, 0.2-2 parts of cement alkali inhibitor, 0.02-0.5 part of water reducer and 4-24 parts of water.
3. The preparation process of the high imitation stone water permeable brick according to claim 1, wherein the bottom layer comprises the following raw materials in parts by weight: 100 parts of bottom layer aggregate, 20-40 parts of machine-made sand, 25-40 parts of inorganic binder, 0.05-0.4 part of redispersible latex powder, 0.25-2 parts of cement alkali inhibitor, 0.05-0.4 part of water reducer and 5-16 parts of water.
4. The preparation process of the high imitation stone water permeable brick according to claim 1, wherein the grain size of the surface layer mixture is 1-10 mm.
5. The process for preparing the high imitation stone water permeable brick according to claim 1, wherein the grain size of the surface layer aggregate is 0.18-0.85 mm.
6. The preparation process of the high imitation stone water permeable brick according to claim 1, wherein the bottom layer aggregate is one or more of stones, ceramsite, waste porcelain granules and tailings, and the particle size of the bottom layer aggregate is 3-8 mm.
7. The preparation process of the high imitation stone water permeable brick according to claim 1, wherein the curing conditions in the step (4) are as follows: the temperature is 25-35 ℃, the humidity is 70-90%, and the curing time is 3-28 days.
8. A high imitation stone water permeable brick, characterized in that the water permeable brick is prepared according to the preparation process of the high imitation stone water permeable brick of any one of claims 1-7.
9. The high imitation stone water permeable brick of claim 8, wherein the surface layer thickness of the water permeable brick is 4-10 mm.
CN201810601706.1A 2018-06-12 2018-06-12 Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick Active CN110590270B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810601706.1A CN110590270B (en) 2018-06-12 2018-06-12 Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810601706.1A CN110590270B (en) 2018-06-12 2018-06-12 Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick

Publications (2)

Publication Number Publication Date
CN110590270A CN110590270A (en) 2019-12-20
CN110590270B true CN110590270B (en) 2021-12-10

Family

ID=68848972

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810601706.1A Active CN110590270B (en) 2018-06-12 2018-06-12 Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick

Country Status (1)

Country Link
CN (1) CN110590270B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111423171A (en) * 2020-04-16 2020-07-17 新疆华普惠建筑材料有限公司 Method for manufacturing stone-like PC brick
CN111807788B (en) * 2020-07-21 2022-04-08 赣州市建恒建筑材料有限公司 Preparation method of inorganic binder sand-based water permeable brick and water permeable brick
CN112390587A (en) * 2020-10-16 2021-02-23 安庆德瑞凯新型建筑材料有限公司 Stone-like water permeable brick and manufacturing method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010107896A (en) * 2001-11-14 2001-12-07 박정호 porous concrete and construction process for shore protection works
CN105859226A (en) * 2016-05-30 2016-08-17 陈惊雷 Water-permeable simulation granite plate and preparation method thereof
CN106630825A (en) * 2016-12-15 2017-05-10 东莞深圳清华大学研究院创新中心 Composite water permeable brick and preparation method thereof
CN107032670A (en) * 2016-11-15 2017-08-11 玉溪硕龙科技发展有限公司 Surface has the composite water permeable brick and its production method of natural gloss

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010107896A (en) * 2001-11-14 2001-12-07 박정호 porous concrete and construction process for shore protection works
CN105859226A (en) * 2016-05-30 2016-08-17 陈惊雷 Water-permeable simulation granite plate and preparation method thereof
CN107032670A (en) * 2016-11-15 2017-08-11 玉溪硕龙科技发展有限公司 Surface has the composite water permeable brick and its production method of natural gloss
CN106630825A (en) * 2016-12-15 2017-05-10 东莞深圳清华大学研究院创新中心 Composite water permeable brick and preparation method thereof

Also Published As

Publication number Publication date
CN110590270A (en) 2019-12-20

Similar Documents

Publication Publication Date Title
CN110590269B (en) Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick
CN106630825B (en) A kind of composite water permeable brick and preparation method thereof
CN110590270B (en) Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick
CN110590272B (en) Preparation process of high-imitation-stone water permeable brick and prepared high-imitation-stone water permeable brick
CN100450963C (en) Cladded cement based artificial moulded stone material
CA2367798A1 (en) Polymer-cement composites and methods of making same
CN103642344A (en) Texture multicolor coating and preparation method thereof
CN110423063A (en) A kind of imitation stone lightweight porous disc and preparation method thereof
KR101498986B1 (en) Low moisture content plastic composition comprising hydraulic cement and manufacturing method thereof
CN106396557B (en) ceramic tile adhesive mortar and preparation method thereof
US11352295B2 (en) Composite blast furnace mineral powder and synthetic material made from same
CN110357656A (en) A kind of ceramic water-permeable brick and preparation method thereof
KR101508737B1 (en) Clay bricks comprising recycling glasses and method for manufacturing the same
CN108083725A (en) A kind of polymer-modified cement-based composite board and preparation method thereof
KR101887089B1 (en) Brick using earth and sand, and producing method thereof
CN113233837B (en) Water permeable brick prepared from ceramsite
CN111592300B (en) High-strength water-permeable colored stone slab and preparation method thereof
CN104649646B (en) A kind of plasticity composite
KR100804204B1 (en) Yellow soil aggregate and manufacturing method thereof
JP3739595B2 (en) Manufacturing method of inorganic board
KR930007210B1 (en) Immediate demolding type molding of no-slump mortar and emulsion mortar
KR19980066399A (en) Indeterminate artificial colored stone for Terrajo products and its manufacturing method
CN109180072A (en) A kind of colour artificial stone formula and its manufacture craft
CN108033734A (en) A kind of permeable terrazzo product
JPS6218513B2 (en)

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