CN108439857A - A kind of concrete plug and preparation method thereof - Google Patents
A kind of concrete plug and preparation method thereof Download PDFInfo
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- CN108439857A CN108439857A CN201810447837.9A CN201810447837A CN108439857A CN 108439857 A CN108439857 A CN 108439857A CN 201810447837 A CN201810447837 A CN 201810447837A CN 108439857 A CN108439857 A CN 108439857A
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- concrete plug
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of concrete plug of present invention offer and preparation method thereof, is related to pipe of concrete technical field, concrete plug of the present invention is made of following raw material:The chopped material of glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, modified carbon fiber, level-one flyash, toughener, early strength agent, polymethyl methacrylate, water.In concrete plug raw material of the present invention, add the chopped material of glass microballoon, toughener, talcum powder level-one flyash, early strength agent and modified carbon fiber, the durability of concrete can be increased, the early strength of concrete can be improved, shorten striking time, save construction time cost and template cost of possession to a certain extent.
Description
Technical field
The present invention relates to pipe of concrete technical fields, and in particular to a kind of concrete plug and preparation method thereof.
Background technology
With the fast development of national economy, the quickening of urbanization process, tubing demand is increasing.Relative to metal
Tubing, plastic pipe, it is deep to be favored by design department and using department due to the low cost of concrete plug.Existing market
Upper general pipe of concrete is mainly prestressed concrete pipe, pipe of concrete and concrete reinforced pipe, and it is steel that dosage is maximum
Reinforced concrete pipe.According to tube-making process difference, pipe-making method can be divided into the methods such as centrifugation, overhang roll, vertical extrusion and vertical vibrating.With
Other tube-making processes are compared, and roller-suspending is high with pipe external pressure strength, outer load is great, running pulp, concrete density be not good, impervious
The features such as property is good, excellent durability, and be widely adopted.
In the prior art, traditional reinforced concrete pipiline there are poor corrosion resistance, difficult to install, conveyance power of water is poor, close
The problem do not grown of the poor, service life of envelope property, and that there are integral strengths is poor, impact strength is poor, high cost is asked for plastic pipe
Topic.
Therefore, it is particularly important to develop a kind of concrete plug at low cost, that performance is good.
Invention content
For technical problem in the prior art, a kind of concrete plug of present invention offer and preparation method thereof.
In order to achieve the above object, technical scheme of the present invention is achieved by the following technical programs:
A kind of concrete plug is made of the raw material of following parts by weight:15-25 parts of glass microballoon, nanometer grade calcium carbonate 20-
35 parts, 25-40 parts of talcum powder, 25-40 parts of wollastonite, modified carbon fiber be chopped 15-25 parts of material, 35-65 parts of level-one flyash,
1-2 parts of toughener, 1-3 parts of early strength agent, 1-3 parts of polymethyl methacrylate, 100-180 parts of water.
Preferably, a kind of concrete plug is made of the raw material of following parts by weight:17-23 parts of glass microballoon, nanometer
Chopped 18-22 parts of the material of 24-31 parts of calcium carbonate of grade, 29-36 parts of talcum powder, 30-37 parts of wollastonite, modified carbon fiber, first level flour
45-60 parts of coal ash, 1.2-1.8 parts of toughener, 1.5-2.5 parts of early strength agent, 1.5-2.5 parts of polymethyl methacrylate, water 120-
160 parts.
Preferably, a kind of concrete plug is made of the raw material of following parts by weight:20 parts of glass microballoon, nano-scale carbon
Chopped 20 parts of the material of 28 parts of sour calcium, 33 parts of talcum powder, 33 parts of wollastonite, modified carbon fiber, 50 parts of level-one flyash, toughener
1.5 parts, 2 parts of early strength agent, 2 parts of polymethyl methacrylate, 140 parts of water.
Preferably, the density of the chopped material of the modified carbon fiber is 1.71-1.78g/cm3。
Preferably, the glass microballoon is hollow glass microbead.
Preferably, the toughener is Methyl Methacrylate-Butadiene-Styrene Copolymer, methyl methacrylate-
At least one of Organosiliconcopolymere, high glue powder class, phenylethylene toughener.
Preferably, the melt index of the polymethyl methacrylate is 10-20g/10min.
Preferably, the nanometer grade calcium carbonate is the powdered whiting that particle diameter distribution is D50 < 200nm.
Preferably, the early strength agent is one kind in calcium formate, calcium acetate, lithium carbonate.
A kind of preparation method of concrete plug, includes the following steps:Each raw material is weighed according to parts by weight;Glass is micro-
Blender is added in the chopped material of pearl, nanometer grade calcium carbonate, talcum powder, wollastonite, modified carbon fiber, level-one flyash, toughener
Middle stirring after stirring 10-15min, is added water, early strength agent, polymethyl methacrylate, stirs evenly, obtain mixture;It will mix
It closes object to be put into mold, carries out cloth tensioning, apply prestressing force, be prepared into concrete plug;Under normal pressure, by concrete plug
Crude product is placed in steam-cured pond, it is quiet stop 1-2h after, be warming up to 60-70 DEG C with 20-23 DEG C/h, constant temperature 3-5h, then in 1.5h
It is cooled to room temperature, form removal, you can.
A kind of concrete plug of present invention offer and preparation method thereof, advantage is compared with prior art:
In concrete plug raw material of the present invention, addition glass microballoon, toughener and the chopped material of modified carbon fiber, glass are micro-
Pearl forms " core-shell structure copolymer " structure, is dispersed in concrete preferentially by toughener intercalation and package, and modified carbon fiber is chopped material, cunning
The addition of mountain flour improves the rigidity, impact resistance, corrosion resistance of material;Level-one flyash has certain pozzolanic activity,
The durability of concrete can be increased;Early strength agent is introduced, the early strength of concrete can be improved, shorten striking time, to a certain degree
On save construction time cost and template cost of possession.
Concrete plug preparation method of the present invention is at low cost, and concrete plug performance obtained is good, and compactness is good, impervious
Good, excellent durability.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of concrete plug of the present embodiment is made of the raw material of following parts by weight:15 parts of glass microballoon, nanoscale carbonic acid
20 parts of calcium, 25 parts of talcum powder, 25 parts of wollastonite, modified carbon fiber be chopped 15 parts of material, 35 parts of level-one flyash, 1 part of toughener,
1 part of early strength agent, 1 part of polymethyl methacrylate, 100 parts of water;
Wherein, the density of the chopped material of modified carbon fiber is 1.71g/cm3;Glass microballoon is hollow glass microbead;Toughening
Agent is Methyl Methacrylate-Butadiene-Styrene Copolymer;The melt index of polymethyl methacrylate is 10g/10min;
Nanometer grade calcium carbonate is the powdered whiting that particle diameter distribution is D50 < 200nm;Early strength agent is calcium formate;
A kind of preparation method of concrete plug of the present embodiment, includes the following steps:Each raw material is weighed according to parts by weight;
Glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, the chopped material of modified carbon fiber, level-one flyash, toughener are added
Enter in blender and stir, after stirring 10min, water, early strength agent, polymethyl methacrylate is added, stirs evenly, is mixed
Object;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force, is prepared into concrete plug;Under normal pressure, it will mix
Solidifying soil tubing crude product is placed in steam-cured pond, it is quiet stop 1h after, be warming up to 60 DEG C with 20 DEG C/h, then constant temperature 3h drops in 1.5h
It warms to room temperature, form removal, you can.
Embodiment 2:
A kind of concrete plug of the present embodiment is made of the raw material of following parts by weight:25 parts of glass microballoon, nanoscale carbonic acid
35 parts of calcium, 40 parts of talcum powder, 40 parts of wollastonite, modified carbon fiber be chopped 25 parts of material, 65 parts of level-one flyash, 2 parts of toughener,
3 parts of early strength agent, 3 parts of polymethyl methacrylate, 180 parts of water;
Wherein, the density of the chopped material of modified carbon fiber is 1.78g/cm3;Glass microballoon is hollow glass microbead;Toughening
Agent is methyl methacrylate-Organosiliconcopolymere, high glue powder class, phenylethylene toughener mix;Polymethylacrylic acid
The melt index of methyl esters is 20g/10min;Nanometer grade calcium carbonate is the powdered whiting that particle diameter distribution is D50 < 200nm;It is early strong
Agent is calcium acetate;
A kind of preparation method of concrete plug of the present embodiment, includes the following steps:Each raw material is weighed according to parts by weight;
Glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, the chopped material of modified carbon fiber, level-one flyash, toughener are added
Enter in blender and stir, after stirring 15min, water, early strength agent, polymethyl methacrylate is added, stirs evenly, is mixed
Object;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force, is prepared into concrete plug;Under normal pressure, it will mix
Solidifying soil tubing crude product is placed in steam-cured pond, it is quiet stop 2h after, be warming up to 70 DEG C with 23 DEG C/h, then constant temperature 5h drops in 1.5h
It warms to room temperature, form removal, you can.
Embodiment 3:
A kind of concrete plug of the present embodiment is made of the raw material of following parts by weight:20 parts of glass microballoon, nanoscale carbonic acid
Chopped 20 parts of the material of 28 parts of calcium, 33 parts of talcum powder, 33 parts of wollastonite, modified carbon fiber, 50 parts of level-one flyash, toughener 1.5
Part, 2 parts of early strength agent, 2 parts of polymethyl methacrylate, 140 parts of water;
Wherein, the density of the chopped material of modified carbon fiber is 1.74g/cm3;Glass microballoon is hollow glass microbead;Toughening
Agent be Methyl Methacrylate-Butadiene-Styrene Copolymer, methyl methacrylate-Organosiliconcopolymere, high glue powder class,
Phenylethylene toughener mixes;The melt index of polymethyl methacrylate is 15g/10min;Nanometer grade calcium carbonate is grain
Diameter is distributed as the powdered whiting of D50 < 200nm;Early strength agent is lithium carbonate;
A kind of preparation method of concrete plug of the present embodiment, includes the following steps:Each raw material is weighed according to parts by weight;
Glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, the chopped material of modified carbon fiber, level-one flyash, toughener are added
Enter in blender and stir, after stirring 13min, water, early strength agent, polymethyl methacrylate is added, stirs evenly, is mixed
Object;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force, is prepared into concrete plug;Under normal pressure, it will mix
Solidifying soil tubing crude product is placed in steam-cured pond, it is quiet stop 1.5h after, be warming up to 65 DEG C with 22 DEG C/h, constant temperature 4h, then in 1.5h
It is cooled to room temperature, form removal, you can.
Embodiment 4:
A kind of concrete plug of the present embodiment is made of the raw material of following parts by weight:17 parts of glass microballoon, nanoscale carbonic acid
Chopped 18 parts of the material of 24 parts of calcium, 29 parts of talcum powder, 30 parts of wollastonite, modified carbon fiber, 45 parts of level-one flyash, toughener 1.2
Part, 1.5 parts of early strength agent, 1.5 parts of polymethyl methacrylate, 120 parts of water;
Wherein, the density of the chopped material of modified carbon fiber is 1.72g/cm3;Glass microballoon is hollow glass microbead;Toughening
Agent is Methyl Methacrylate-Butadiene-Styrene Copolymer, high glue powder class, phenylethylene toughener mix;Poly- methyl
The melt index of methyl acrylate is 12g/10min;Nanometer grade calcium carbonate is the heavy carbonic acid that particle diameter distribution is D50 < 200nm
Calcium;Early strength agent is calcium formate;
A kind of preparation method of concrete plug of the present embodiment, includes the following steps:Each raw material is weighed according to parts by weight;
Glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, the chopped material of modified carbon fiber, level-one flyash, toughener are added
Enter in blender and stir, after stirring 11min, water, early strength agent, polymethyl methacrylate is added, stirs evenly, is mixed
Object;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force, is prepared into concrete plug;Under normal pressure, it will mix
Solidifying soil tubing crude product is placed in steam-cured pond, it is quiet stop 1.2h after, be warming up to 62 DEG C with 21 DEG C/h, constant temperature 3.5h, then in 1.5h
Inside it is cooled to room temperature, form removal, you can.
Embodiment 5:
A kind of concrete plug of the present embodiment is made of the raw material of following parts by weight:23 parts of glass microballoon, nanoscale carbonic acid
Chopped 22 parts of the material of 31 parts of calcium, 36 parts of talcum powder, 37 parts of wollastonite, modified carbon fiber, 60 parts of level-one flyash, toughener 1.8
Part, 2.5 parts of early strength agent, 2.5 parts of polymethyl methacrylate, 160 parts of water;
Wherein, the density of the chopped material of modified carbon fiber is 1.76g/cm3;Glass microballoon is hollow glass microbead;Toughening
Agent be Methyl Methacrylate-Butadiene-Styrene Copolymer, methyl methacrylate-Organosiliconcopolymere, high glue powder class,
Phenylethylene toughener mixes;The melt index of polymethyl methacrylate is 18g/10min;Nanometer grade calcium carbonate is grain
Diameter is distributed as the powdered whiting of D50 < 200nm;Early strength agent is calcium acetate;
A kind of preparation method of concrete plug of the present embodiment, includes the following steps:Each raw material is weighed according to parts by weight;
Glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, the chopped material of modified carbon fiber, level-one flyash, toughener are added
Enter in blender and stir, after stirring 14min, water, early strength agent, polymethyl methacrylate is added, stirs evenly, is mixed
Object;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force, is prepared into concrete plug;Under normal pressure, it will mix
Solidifying soil tubing crude product is placed in steam-cured pond, it is quiet stop 1.8h after, be warming up to 67 DEG C with 22 DEG C/h, constant temperature 4.5h, then in 1.5h
Inside it is cooled to room temperature, form removal, you can.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although ginseng
According to previous embodiment, invention is explained in detail, it will be understood by those of ordinary skill in the art that:It still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features;And
These modifications or replacements, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of concrete plug, which is characterized in that a kind of concrete plug is made of the raw material of following parts by weight:Glass
The chopped material of 15-25 parts of microballon, 20-35 parts of nanometer grade calcium carbonate, 25-40 parts of talcum powder, 25-40 parts of wollastonite, modified carbon fiber
15-25 parts of material, 35-65 parts of level-one flyash, 1-2 parts of toughener, 1-3 parts of early strength agent, 1-3 parts of polymethyl methacrylate, water
100-180 parts.
2. a kind of concrete plug according to claim 1, which is characterized in that a kind of concrete plug is by following heavy
The raw material of amount part is made:17-23 parts of glass microballoon, 24-31 parts of nanometer grade calcium carbonate, 29-36 parts of talcum powder, wollastonite 30-37
Part, chopped 18-22 parts of the material of modified carbon fiber, 45-60 parts of level-one flyash, 1.2-1.8 parts of toughener, early strength agent 1.5-2.5
Part, 1.5-2.5 parts of polymethyl methacrylate, 120-160 parts of water.
3. a kind of concrete plug according to claim 1, which is characterized in that a kind of concrete plug is by following heavy
The raw material of amount part is made:20 parts of glass microballoon, 28 parts of nanometer grade calcium carbonate, 33 parts of talcum powder, 33 parts of wollastonite, modified carbon fiber
Be chopped 20 parts of material, 50 parts of level-one flyash, 1.5 parts of toughener, 2 parts of early strength agent, 2 parts of polymethyl methacrylate, water 140
Part.
4. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the modified carbon fiber is chopped material
The density of material is 1.71-1.78g/cm3.
5. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the glass microballoon is hollow glass
Glass microballon.
6. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the toughener is metering system
Sour methyl esters-butadiene-styrene copolymer, methyl methacrylate-Organosiliconcopolymere, high glue powder class, phenylethylene toughening
At least one of agent.
7. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the polymethyl methacrylate
Melt index be 10-20g/10min.
8. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the nanometer grade calcium carbonate is grain
Diameter is distributed as the powdered whiting of D50 < 200nm.
9. a kind of concrete plug according to claim 1 or 2 or 3, which is characterized in that the early strength agent be calcium formate,
One kind in calcium acetate, lithium carbonate.
10. a kind of preparation method of such as claim 1-9 any one of them concrete plugs, which is characterized in that including following
Step:Each raw material is weighed according to parts by weight;By glass microballoon, nanometer grade calcium carbonate, talcum powder, wollastonite, modified carbon fiber
It is chopped in material, level-one flyash, toughener addition blender and stirs, after stirring 10-15min, water, early strength agent, poly- first is added
Base methyl acrylate, stirs evenly, and obtains mixture;Mixture is put into mold, cloth tensioning is carried out, applies prestressing force,
It is prepared into concrete plug;Under normal pressure, concrete plug crude product is placed in steam-cured pond, it is quiet stop 1-2h after, with 20-23 DEG C/
Hour is warming up to 60-70 DEG C, then constant temperature 3-5h is cooled to room temperature, form removal in 1.5h, you can.
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CN201810447837.9A CN108439857A (en) | 2018-05-11 | 2018-05-11 | A kind of concrete plug and preparation method thereof |
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CN201810447837.9A CN108439857A (en) | 2018-05-11 | 2018-05-11 | A kind of concrete plug and preparation method thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108947408A (en) * | 2018-08-30 | 2018-12-07 | 河北建筑工程学院 | Conveying concrete duct and preparation method thereof |
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CN1944325A (en) * | 2006-06-21 | 2007-04-11 | 北京蓝资凝石科技有限公司 | Method for producing cementitious materials concrete pipe |
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CN107500646A (en) * | 2017-08-16 | 2017-12-22 | 同济大学 | A kind of Ultralight superelevation ductility concrete and preparation method thereof |
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CN1807051A (en) * | 2006-01-09 | 2006-07-26 | 张炼 | Reinforced concrete resin slurry casting pipe and method for manufacturing the same |
CN1944325A (en) * | 2006-06-21 | 2007-04-11 | 北京蓝资凝石科技有限公司 | Method for producing cementitious materials concrete pipe |
CN107098645A (en) * | 2017-05-08 | 2017-08-29 | 天津市滨涛混凝土有限公司 | Non-dispersible underwater concrete and preparation method thereof |
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