CN107117904A - A kind of anticorrosive, anti-shrink pavior brick - Google Patents

A kind of anticorrosive, anti-shrink pavior brick Download PDF

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Publication number
CN107117904A
CN107117904A CN201710410559.5A CN201710410559A CN107117904A CN 107117904 A CN107117904 A CN 107117904A CN 201710410559 A CN201710410559 A CN 201710410559A CN 107117904 A CN107117904 A CN 107117904A
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parts
raw material
intermediate layer
cement
water
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刘伍
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Hefei Huilin Building Materials Co Ltd
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Hefei Huilin Building Materials Co Ltd
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Priority to CN201710410559.5A priority Critical patent/CN107117904A/en
Publication of CN107117904A publication Critical patent/CN107117904A/en
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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
    • 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
    • C04B2111/00017—Aspects relating to the protection of the environment
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • 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
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/2015—Sulfate resistance
    • 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
    • C04B2111/34—Non-shrinking or non-cracking materials

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  • 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)
  • Road Paving Structures (AREA)

Abstract

The present invention provides a kind of anticorrosive, anti-shrink pavior brick and preparation method thereof, is related to pavior brick production technical field, and anticorrosive, anti-shrink pavior brick includes top layer, the first intermediate layer, the second intermediate layer and bottom.Preparation method comprises the following steps：(1) top layer preparation of batch；(2) first intermediate layer preparations of batch；(3) second intermediate layer preparations of batch；(4) bottom preparation of batch；(5) shaping, the demoulding, pile and maintenance；The present invention solves the problem of corrosion resistance that existing pavior brick exists is poor, anti-contracility is poor, compression strength is low and is unable to refuse reclamation.

Description

A kind of anticorrosive, anti-shrink pavior brick
Technical field
The invention belongs to pavior brick production technical field, and in particular to a kind of anticorrosive, anti-shrink pavior brick and its system Preparation Method.
Background technology
Pavior brick is as a kind of paving material, because it has a wide range of application, and the consumption of daily former material is huge, in the urgent need to Other alternative materials are found, to save the exploitation of former material.
Construction waste material and industrial waste are applied to pavior brick, not only solve that pavior brick material consumption is excessive to ask Topic, also solve construction waste material and industrial waste always can not recycling the problem of.
Pavior brick is big except materials demand, and height is also required that to the performance of itself.But current pavior brick has anti-corruption The problem of corrosion is poor, anti-contracility is poor, compression strength is low.
The content of the invention
In order to solve, the corrosion resistance that existing pavior brick exists is poor, anti-contracility is poor, compression strength is low and can not give up The problem of thing is recycled, it is an object of the invention to provide a kind of anticorrosive, anti-shrink pavior brick and preparation method thereof, preparation Anticorrosive, anti-shrink pavior brick has the advantages that corrosion resistance is good, anti-contracility is good, compression strength is high and energy-conserving and environment-protective.
The invention provides following technical scheme：
A kind of anticorrosive, anti-shrink pavior brick, including top layer, the first intermediate layer, the second intermediate layer and bottom；
The top layer includes the raw material of following parts by weight：10-15 parts of cement, 25-30 parts of yellow sand, 10-14 parts of cobble, dioxy 2-5 parts of SiClx, 3-6 parts of flyash, 2-3.2 parts of redispersable latex powder, 0.3-0.5 parts of swelling agent, 0.4-0.6 parts of retarder, 2-3 parts of 0.2-0.4 parts of water reducer, 0.3-0.5 parts of pigment powder and water；
First intermediate layer includes the raw material of following parts by weight：12-14 parts of cement, 21-35 parts of sand, discarded granular pottery 10-14 parts of porcelain, 0.3-0.5 parts of swelling agent, 0.5-1 parts of polyester fiber, 2-3.2 parts of polypropylene fibre, 0.4-0.6 parts of glass fibre With 2-4 parts of water；
Second intermediate layer includes the raw material of following parts by weight：12-14 parts of cement, 21-35 parts of sand, discarded granular pottery 10-14 parts of porcelain, 0.3-0.5 parts of swelling agent, 0.5-1 parts of polyester fiber, 3-5 parts of polyvinyl chloride fibre, 0.4-0.6 parts of glass fibre With 2-4 parts of water；
The bottom includes the raw material of following parts by weight：10-15 parts of cement, middle sand 26-30 parts, construction waste coarse aggregate 10-14 parts, 0.3-0.5 parts of swelling agent, 3-6 parts of flyash, 3-5 parts of gangue and 2-3 parts of water.
Preferably,
The top layer includes the raw material of following parts by weight：12.5 parts of cement, 27.5 parts of yellow sand, 12 parts of cobble, silica 3.5 parts, 4.5 parts of flyash, 2.6 parts of redispersable latex powder, 0.4 part of swelling agent, 0.5 part of retarder, 0.3 part of water reducer, face 2.5 parts of 0.4 part of feed powder and water；
First intermediate layer includes the raw material of following parts by weight：13 parts of cement, 28 parts of sand, discarded particulate ceramic 12 Part, 0.4 part of swelling agent, 0.75 part of polyester fiber, 2.6 parts of polypropylene fibre, 0.5 part of glass fibre and 3 parts of water；
Second intermediate layer includes the raw material of following parts by weight：13 parts of cement, 28 parts of sand, discarded particulate ceramic 12 Part, 0.4 part of swelling agent, 0.75 part of polyester fiber, 4 parts of polyvinyl chloride fibre, 0.5 part of glass fibre and 3 parts of water；
The bottom includes the raw material of following parts by weight：12.5 parts of cement, 28 parts of middle sand, 12 parts of construction waste coarse aggregate, 2.5 parts of 0.4 part of swelling agent, 4.5 parts of flyash, 4 parts of gangue and water.
Preferably, the cement in the top layer, the first intermediate layer, the second intermediate layer and bottom raw material is sulfate resistance silicon Acid salt cement, is that can resist the hydraulic cementing materials of intermediate concentration sulfate ion erosion.
Preferably, the swelling agent in the top layer, the first intermediate layer, the second intermediate layer and bottom raw material is calcium sulphoaluminate class Swelling agent, can effectively compensate for the contraction in raw material hardening process, prevent cracking, influence its structure, function and outward appearance.
Preferably, the construction waste coarse aggregate in the bottom raw material is dolomite of the particle diameter in 5-8mm.
Preferably, the retarder in the top layer raw material is lignin sulfonate retarder, can delay mixed material Initial set and final setting time are without influenceing the later strength of pavior brick.
Preferably, the cobble particle diameter in the top layer raw material is 6-8mm.
Preferably, the water reducer in the top layer raw material is poly carboxylic acid series water reducer, with volume is low, water-reducing rate is up to 45%th, concrete shrinkage is small, alkali content is less than 0.2%, good product stability, environmental protection, cost is low, convenient when using and pacify Full advantage.
A kind of anticorrosive, anti-shrink pavior brick preparation method, comprises the following steps：
(1) weigh raw material according to the parts by weight of top layer raw material, by top layer raw material cement, yellow sand, cobble, silica, Ball mill mixing and ball milling 15- is delivered in flyash, redispersable latex powder, swelling agent, retarder, water reducer, pigment powder and water transport 25min；
(2) raw material is weighed according to the parts by weight of the first intermediate layer raw material, by the first intermediate layer raw material cement, sand, discarded Particulate ceramic, swelling agent, polyester fiber, polypropylene fibre, glass fibre and water transport deliver to the first edge runner stirring 20- 25min；
(3) raw material is weighed according to the parts by weight of the second intermediate layer raw material, by the second intermediate layer raw material cement, sand, discarded Particulate ceramic, swelling agent, polyester fiber, polyvinyl chloride fibre, glass fibre and water transport deliver to the second edge runner stirring 20- 25min；
(4) weigh raw material according to the parts by weight of bottom raw material, by bottom raw material cement, middle sand, construction waste coarse aggregate, Third round mill stirring 20-25min is delivered in swelling agent, flyash, gangue and water transport；
(5) first the top layer raw material after ball milling is added in the mould of block machine, then again toward the mould of block machine The first intermediate layer raw material, the second intermediate layer raw material and the bottom raw material after stirring are sequentially added in tool, it is high by block machine Press composite molding, the demoulding, pile, maintenance.
The beneficial effects of the invention are as follows：
1st, the present invention is solved existing pavior brick and existed by the development of satisfy the need face brick composition of raw materials and preparation method Corrosion resistance it is poor, the problem of anti-contracility is poor, compression strength is low and is unable to refuse reclamation；
2nd, the cement in heretofore described top layer, the first intermediate layer, the second intermediate layer and bottom raw material is sulfuric-resisting Salt portland cement, is that can resist the hydraulic cementing materials of intermediate concentration sulfate ion erosion；
3rd, the swelling agent in heretofore described top layer, the first intermediate layer, the second intermediate layer and bottom raw material is sulphur aluminic acid Calcium class swelling agent, can effectively compensate for the contraction in raw material hardening process, prevent cracking, influence its structure, function and outward appearance；
4th, the retarder in heretofore described top layer raw material is lignin sulfonate retarder, and mixing can be delayed former Material initial set and final setting time are without influenceing the later strength of pavior brick；
5th, the water reducer in heretofore described top layer raw material is poly carboxylic acid series water reducer, with volume is low, water-reducing rate is high Up to 45%, concrete shrinkage is small, alkali content is less than 0.2%, good product stability, environmental protection, cost is low, it is convenient when using and The advantage of safety.
Brief description of the drawings
Accompanying drawing, which is used for providing, to be understood a step of the invention, and constitutes a part for specification, with embodiments of the invention It is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Marked in figure：1st, top layer；2nd, the first intermediate layer；3rd, the second intermediate layer；4th, bottom.
Embodiment
Embodiment 1
A kind of anticorrosive, anti-shrink pavior brick, including top layer 1, the first intermediate layer 2, the second intermediate layer 3 and bottom 4.
Top layer 1 includes the raw material of following parts by weight：12.5 parts of cement, 27.5 parts of yellow sand, 12 parts of cobble, silica 3.5 Part, 4.5 parts of flyash, 2.6 parts of redispersable latex powder, 0.4 part of swelling agent, 0.5 part of retarder, 0.3 part of water reducer, pigment powder 0.4 part and 2.5 parts of water；
First intermediate layer 2 includes the raw material of following parts by weight：It is 13 parts of cement, 28 parts of sand, 12 parts discarded of particulate ceramic, swollen 3 parts of swollen dose 0.4 part, 0.75 part of polyester fiber, 2.6 parts of polypropylene fibre, 0.5 part of glass fibre and water；
Second intermediate layer 3 includes the raw material of following parts by weight：It is 13 parts of cement, 28 parts of sand, 12 parts discarded of particulate ceramic, swollen 3 parts of swollen dose 0.4 part, 0.75 part of polyester fiber, 4 parts of polyvinyl chloride fibre, 0.5 part of glass fibre and water；
Bottom 4 includes the raw material of following parts by weight：12.5 parts of cement, 28 parts of middle sand, 12 parts of construction waste coarse aggregate, expansion 2.5 parts of 0.4 part of agent, 4.5 parts of flyash, 4 parts of gangue and water.
Cement in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is anti-sulphate and silicate water Mud, is that can resist the hydraulic cementing materials of intermediate concentration sulfate ion erosion.
Swelling agent in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is calcium sulphoaluminate class swelling agent, The contraction in raw material hardening process can be effectively compensated for, cracking is prevented, influences its structure, function and outward appearance.
Construction waste coarse aggregate in the raw material of bottom 4 is dolomite of the particle diameter in 5-8mm.
Retarder in the raw material of top layer 1 is lignin sulfonate retarder, can delay mixed material initial set and final set Time is without influenceing the later strength of pavior brick.
Cobble particle diameter in the raw material of top layer 1 is 6-8mm.
Water reducer in the raw material of top layer 1 is poly carboxylic acid series water reducer, with volume is low, water-reducing rate is up to 45%, concrete Shrink that small, alkali content is less than 0.2%, good product stability, environmental protection, cost is low, convenient and safety advantage when using.
A kind of anticorrosive, anti-shrink pavior brick preparation method, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the raw material of top layer 1, by the raw material cement of top layer 1, yellow sand, cobble, titanium dioxide Ball mill mixing and ball milling is delivered in silicon, flyash, redispersable latex powder, swelling agent, retarder, water reducer, pigment powder and water transport 25min；
(2) raw material is weighed according to the parts by weight of the raw material of the first intermediate layer 2, by the raw material cement of the first intermediate layer 2, sand, given up The stirring of the first edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polypropylene fibre, glass fibre and the water transport abandoned 25min；
(3) raw material is weighed according to the parts by weight of the raw material of the second intermediate layer 3, by the raw material cement of the second intermediate layer 3, sand, given up The stirring of the second edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polyvinyl chloride fibre, glass fibre and the water transport abandoned 25min；
(4) raw material is weighed according to the parts by weight of the raw material of bottom 4, by the raw material cement of bottom 4, middle sand, the thick bone of construction waste Third round mill stirring 25min is delivered in material, swelling agent, flyash, gangue and water transport；
(5) first the raw material of top layer 1 after ball milling is added in the mould of block machine, then again toward the mould of block machine The raw material of the first intermediate layer 2, the raw material of the second intermediate layer 3 and the raw material of bottom 4 after stirring are sequentially added in tool, by block machine High pressure composite molding, the demoulding, pile, maintenance.
Embodiment 2
A kind of anticorrosive, anti-shrink pavior brick, including top layer 1, the first intermediate layer 2, the second intermediate layer 3 and bottom 4.
Top layer 1 includes the raw material of following parts by weight：10 parts of cement, 25 parts of yellow sand, 10 parts of cobble, 2 parts of silica, fine coal 3 parts of ash, 2 parts of redispersable latex powder, 0.3 part of swelling agent, 0.4 part of retarder, 0.2 part of water reducer, 0.3 part of pigment powder and water 2 Part；
First intermediate layer 2 includes the raw material of following parts by weight：It is 12 parts of cement, 21 parts of sand, 10 parts discarded of particulate ceramic, swollen 2 parts of swollen dose 0.3 part, 0.5 part of polyester fiber, 2 parts of polypropylene fibre, 0.4 part of glass fibre and water；
Second intermediate layer 3 includes the raw material of following parts by weight：It is 12 parts of cement, 21 parts of sand, 10 parts discarded of particulate ceramic, swollen 2 parts of swollen dose 0.3 part, 0.5 part of polyester fiber, 3 parts of polyvinyl chloride fibre, 0.4 part of glass fibre and water；
Bottom 4 includes the raw material of following parts by weight：10 parts of cement, 26 parts of middle sand, 10 parts of construction waste coarse aggregate, swelling agent 2 parts of 0.3 part, 3 parts of flyash, 3 parts of gangue and water.
Cement in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is anti-sulphate and silicate water Mud, is that can resist the hydraulic cementing materials of intermediate concentration sulfate ion erosion.
Swelling agent in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is calcium sulphoaluminate class swelling agent, The contraction in raw material hardening process can be effectively compensated for, cracking is prevented, influences its structure, function and outward appearance.
Construction waste coarse aggregate in the raw material of bottom 4 is dolomite of the particle diameter in 5-8mm.
Retarder in the raw material of top layer 1 is lignin sulfonate retarder, can delay mixed material initial set and final set Time is without influenceing the later strength of pavior brick.
Cobble particle diameter in the raw material of top layer 1 is 6-8mm.
Water reducer in the raw material of top layer 1 is poly carboxylic acid series water reducer, with volume is low, water-reducing rate is up to 45%, concrete Shrink that small, alkali content is less than 0.2%, good product stability, environmental protection, cost is low, convenient and safety advantage when using.
A kind of anticorrosive, anti-shrink pavior brick preparation method, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the raw material of top layer 1, by the raw material cement of top layer 1, yellow sand, cobble, titanium dioxide Ball mill mixing and ball milling is delivered in silicon, flyash, redispersable latex powder, swelling agent, retarder, water reducer, pigment powder and water transport 25min；
(2) raw material is weighed according to the parts by weight of the raw material of the first intermediate layer 2, by the raw material cement of the first intermediate layer 2, sand, given up The stirring of the first edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polypropylene fibre, glass fibre and the water transport abandoned 25min；
(3) raw material is weighed according to the parts by weight of the raw material of the second intermediate layer 3, by the raw material cement of the second intermediate layer 3, sand, given up The stirring of the second edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polyvinyl chloride fibre, glass fibre and the water transport abandoned 25min；
(4) raw material is weighed according to the parts by weight of the raw material of bottom 4, by the raw material cement of bottom 4, middle sand, the thick bone of construction waste Third round mill stirring 25min is delivered in material, swelling agent, flyash, gangue and water transport；
(5) first the raw material of top layer 1 after ball milling is added in the mould of block machine, then again toward the mould of block machine The raw material of the first intermediate layer 2, the raw material of the second intermediate layer 3 and the raw material of bottom 4 after stirring are sequentially added in tool, by block machine High pressure composite molding, the demoulding, pile, maintenance.
Embodiment 3
A kind of anticorrosive, anti-shrink pavior brick, including top layer 1, the first intermediate layer 2, the second intermediate layer 3 and bottom 4.
Top layer 1 includes the raw material of following parts by weight：15 parts of cement, 30 parts of yellow sand, 14 parts of cobble, 5 parts of silica, fine coal 6 parts of ash, 3.2 parts of redispersable latex powder, 0.5 part of swelling agent, 0.6 part of retarder, 0.4 part of water reducer, 0.5 part of pigment powder and water 3 parts；
First intermediate layer 2 includes the raw material of following parts by weight：It is 14 parts of cement, 35 parts of sand, 14 parts discarded of particulate ceramic, swollen 4 parts of swollen dose 0.5 part, 1 part of polyester fiber, 3.2 parts of polypropylene fibre, 0.6 part of glass fibre and water；
Second intermediate layer 3 includes the raw material of following parts by weight：It is 14 parts of cement, 35 parts of sand, 14 parts discarded of particulate ceramic, swollen 4 parts of swollen dose 0.5 part, 1 part of polyester fiber, 5 parts of polyvinyl chloride fibre, 0.6 part of glass fibre and water；
Bottom 4 includes the raw material of following parts by weight：15 parts of cement, 30 parts of middle sand, 14 parts of construction waste coarse aggregate, expansion 3 parts of 0.5 part of agent, 6 parts of flyash, 5 parts of gangue and water.
Cement in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is anti-sulphate and silicate water Mud, is that can resist the hydraulic cementing materials of intermediate concentration sulfate ion erosion.
Swelling agent in top layer 1, the first intermediate layer 2, the second intermediate layer 3 and the raw material of bottom 4 is calcium sulphoaluminate class swelling agent, The contraction in raw material hardening process can be effectively compensated for, cracking is prevented, influences its structure, function and outward appearance.
Construction waste coarse aggregate in the raw material of bottom 4 is dolomite of the particle diameter in 5-8mm.
Retarder in the raw material of top layer 1 is lignin sulfonate retarder, can delay mixed material initial set and final set Time is without influenceing the later strength of pavior brick.
Cobble particle diameter in the raw material of top layer 1 is 6-8mm.
Water reducer in the raw material of top layer 1 is poly carboxylic acid series water reducer, with volume is low, water-reducing rate is up to 45%, concrete Shrink that small, alkali content is less than 0.2%, good product stability, environmental protection, cost is low, convenient and safety advantage when using.
A kind of anticorrosive, anti-shrink pavior brick preparation method, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the raw material of top layer 1, by table 1 layer of raw material cement, yellow sand, cobble, titanium dioxide Ball mill mixing and ball milling is delivered in silicon, flyash, redispersable latex powder, swelling agent, retarder, water reducer, pigment powder and water transport 15min；
(2) raw material is weighed according to the parts by weight of the raw material of the first intermediate layer 2, by the raw material cement of the first intermediate layer 2, sand, given up The stirring of the first edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polypropylene fibre, glass fibre and the water transport abandoned 20min；
(3) raw material is weighed according to the parts by weight of the raw material of the second intermediate layer 3, by the raw material cement of the second intermediate layer 3, sand, given up The stirring of the second edge runner is delivered in particulate ceramic, swelling agent, polyester fiber, polyvinyl chloride fibre, glass fibre and the water transport abandoned 20min；
(4) raw material is weighed according to the parts by weight of the raw material of bottom 4, by the raw material cement of bottom 4, middle sand, the thick bone of construction waste Third round mill stirring 20min is delivered in material, swelling agent, flyash, gangue and water transport；
(5) first the raw material of top layer 1 after ball milling is added in the mould of block machine, then again toward the mould of block machine The raw material of the first intermediate layer 2, the raw material of the second intermediate layer 3 and the raw material of bottom 4 after stirring are sequentially added in tool, by block machine High pressure composite molding, the demoulding, pile, maintenance.
Fig. 1 is embodiment 1-3 structural representation.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation Technical scheme described in example is modified, or equivalent substitution, all essences in the present invention are carried out to which part technical characteristic God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (9)

1. a kind of anticorrosive, anti-shrink pavior brick, it is characterised in that including top layer, the first intermediate layer, the second intermediate layer and bottom Layer；
The top layer includes the raw material of following parts by weight：10-15 parts of cement, 25-30 parts of yellow sand, 10-14 parts of cobble, silica 2-5 parts, 3-6 parts of flyash, 2-3.2 parts of redispersable latex powder, 0.3-0.5 parts of swelling agent, 0.4-0.6 parts of retarder, diminishing 2-3 parts of 0.2-0.4 parts of agent, 0.3-0.5 parts of pigment powder and water；
First intermediate layer includes the raw material of following parts by weight：12-14 parts of cement, 21-35 parts of sand, discarded particulate ceramic 10-14 parts, 0.3-0.5 parts of swelling agent, 0.5-1 parts of polyester fiber, 2-3.2 parts of polypropylene fibre, 0.4-0.6 parts of glass fibre and 2-4 parts of water；
Second intermediate layer includes the raw material of following parts by weight：12-14 parts of cement, 21-35 parts of sand, discarded particulate ceramic 10-14 parts, 0.3-0.5 parts of swelling agent, 0.5-1 parts of polyester fiber, 3-5 parts of polyvinyl chloride fibre, 0.4-0.6 parts of glass fibre and 2-4 parts of water；
The bottom includes the raw material of following parts by weight：10-15 parts of cement, middle sand 26-30 parts, construction waste coarse aggregate 10-14 Part, 0.3-0.5 parts of swelling agent, 3-6 parts of flyash, 3-5 parts of gangue and 2-3 parts of water.
2. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：
The top layer includes the raw material of following parts by weight：12.5 parts of cement, 27.5 parts of yellow sand, 12 parts of cobble, silica 3.5 Part, 4.5 parts of flyash, 2.6 parts of redispersable latex powder, 0.4 part of swelling agent, 0.5 part of retarder, 0.3 part of water reducer, pigment powder 0.4 part and 2.5 parts of water；
First intermediate layer includes the raw material of following parts by weight：It is 13 parts of cement, 28 parts of sand, 12 parts discarded of particulate ceramic, swollen 3 parts of swollen dose 0.4 part, 0.75 part of polyester fiber, 2.6 parts of polypropylene fibre, 0.5 part of glass fibre and water；
Second intermediate layer includes the raw material of following parts by weight：It is 13 parts of cement, 28 parts of sand, 12 parts discarded of particulate ceramic, swollen 3 parts of swollen dose 0.4 part, 0.75 part of polyester fiber, 4 parts of polyvinyl chloride fibre, 0.5 part of glass fibre and water；
The bottom includes the raw material of following parts by weight：12.5 parts of cement, 28 parts of middle sand, 12 parts of construction waste coarse aggregate, expansion 2.5 parts of 0.4 part of agent, 4.5 parts of flyash, 4 parts of gangue and water.
3. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：The top layer, in the middle of first Cement in layer, the second intermediate layer and bottom raw material is sulfate resisting Portland cement.
4. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：The top layer, in the middle of first Swelling agent in layer, the second intermediate layer and bottom raw material is calcium sulphoaluminate class swelling agent.
5. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：Building in the bottom raw material It is dolomite of the particle diameter in 5-8mm to build discarded coarse aggregate.
6. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：It is slow in the top layer raw material Solidifying agent is lignin sulfonate retarder.
7. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：Ovum in the top layer raw material Stone particle diameter is 6-8mm.
8. anticorrosive, anti-shrink pavior brick according to claim 1, it is characterised in that：Subtracting in the top layer raw material Aqua is poly carboxylic acid series water reducer.
9. a kind of preparation method of anticorrosive, anti-shrink pavior brick as described in one of claim 1 to 8, it is characterised in that Comprise the following steps：
(1) raw material is weighed according to the parts by weight of top layer raw material, by top layer raw material cement, yellow sand, cobble, silica, fine coal Ball mill mixing and ball milling 15- is delivered in ash, redispersable latex powder, swelling agent, retarder, water reducer, pigment powder and water transport 25min；
(2) raw material is weighed according to the parts by weight of the first intermediate layer raw material, by the first intermediate layer raw material cement, sand, discarded grain The first edge runner stirring 20-25min is delivered in shape ceramics, swelling agent, polyester fiber, polypropylene fibre, glass fibre and water transport；
(3) raw material is weighed according to the parts by weight of the second intermediate layer raw material, by the second intermediate layer raw material cement, sand, discarded grain The second edge runner stirring 20-25min is delivered in shape ceramics, swelling agent, polyester fiber, polyvinyl chloride fibre, glass fibre and water transport；
(4) raw material is weighed according to the parts by weight of bottom raw material, by bottom raw material cement, middle sand, construction waste coarse aggregate, expansion Third round mill stirring 20-25min is delivered in agent, flyash, gangue and water transport；
(5) first the top layer raw material after ball milling is added in the mould of block machine, then again toward in the mould of block machine The first intermediate layer raw material, the second intermediate layer raw material and the bottom raw material after stirring are sequentially added, it is multiple by block machine high pressure Synthesis type, the demoulding, pile, maintenance.
CN201710410559.5A 2017-06-03 2017-06-03 A kind of anticorrosive, anti-shrink pavior brick Withdrawn CN107117904A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101974878A (en) * 2010-09-29 2011-02-16 北京工业大学 Pavior brick resisting corrosion of snow melting agent

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101974878A (en) * 2010-09-29 2011-02-16 北京工业大学 Pavior brick resisting corrosion of snow melting agent

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