CN110317006A - A kind of architecture construction concrete and preparation method thereof - Google Patents
A kind of architecture construction concrete and preparation method thereof Download PDFInfo
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- CN110317006A CN110317006A CN201910587021.0A CN201910587021A CN110317006A CN 110317006 A CN110317006 A CN 110317006A CN 201910587021 A CN201910587021 A CN 201910587021A CN 110317006 A CN110317006 A CN 110317006A
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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
-
- 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
- C04B2111/00293—Materials impermeable 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
- C04B2111/00586—Roofing materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
-
- 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
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
Abstract
The present invention relates to architecture construction concrete and preparation method thereof, the architecture construction concrete includes each ingredient of following weight proportion: 30-45 parts of cement, 30-35 parts of quartz sand, rubble 40-45,15-25 parts of binder, 15-20 parts of poly carboxylic acid series water reducer, extravasation fine aggregate 10-20 parts, 1-2 parts of ethylene glycol monobutyl ether, 1-2 parts of silicone oil, 10-20 parts of composite fibre.Architecture construction concrete provided by the invention, compression strength, toughness, impermeability and soundproof effect are all good.
Description
Technical field
The present invention relates to technical field of building construction, and in particular to a kind of architecture construction concrete and its preparation side
Method.
Background technique
Concrete is one of the present age most important civil engineering material.It is by cementitious material, granular aggregat, water and
The additive and admixture being added when necessary are prepared by a certain percentage, through uniform stirring, closely knit molding, one made of maintenance hardening
The artificial stone material of kind.Concrete has the characteristics that abundant raw material, cheap, simple production process, thus its usage amount is increasingly
Greatly.Concrete also has the characteristics that compression strength is high, durability is good, strength grade range is wide simultaneously, these features make its use
Range is very extensive, not only uses in various civil engineerings, while in shipbuilding industry, mechanical industry, ocean development and ground thermal technology
Cheng Zhong, concrete are also important material.
Concrete is according to its different use occasion, and preparation emphasis is different, such as bridge pavement construction concrete
It is required that there is preferable Anti-skid shock-absorbing performance, construction concrete requires have preferable intensity, and provisional builder's temporary shed built etc. uses
Concrete require have preferable thermal insulation etc..
The most commonly used occasion of concrete is architecture construction at present, relates generally to housing construction and business building is applied
Work, this two classes place is more demanding to the soundproof effect in house other than the basic structure intensity to house requires, especially
It is the building of residential usage, and current existing house class building does not have preferable soundproof effect, for example, in corridor
Up-and-down sound, there are also the noises etc. between floor, bring many interference to daily life.
Summary of the invention
To solve the shortcomings of the prior art, the present invention provides a kind of architecture construction concrete, including it is as follows
Each ingredient of weight proportion: 30-45 parts of cement, 30-35 parts of quartz sand, rubble 40-45,15-25 parts of binder, polycarboxylic-acid subtract
15-20 parts of aqua, extravasation fine aggregate 10-20 parts, 1-2 parts of ethylene glycol monobutyl ether, 1-2 parts of silicone oil, 10-20 parts of composite fibre.
Wherein, the poly carboxylic acid series water reducer includes each ingredient of following weight proportion: 10-25 parts of methacrylic acid, carbon
10-25 parts of fiber, 10-25 parts of sodium tetraborate, 10-15 parts of aqueous polyurethane, glucose receive 10-15 parts, cellulose water-keeping material
10-12 parts.
Wherein, the preparation method of the poly carboxylic acid series water reducer includes: step S1: sodium tetraborate, glucose are received and gone
Ionized water is uniformly mixed；Step S2: carbon fiber and cellulose water-keeping material, ultrasound under high temperature are added into step S1 acquired solution
Wave is handled 20 minutes, after being heated to boiling, methacrylic acid and aqueous polyurethane is added while stirring, obtains polycarboxylic-acid diminishing
Agent.
Wherein, the rubble includes big stone and handstone, wherein the partial size of big stone and handstone is respectively interposed in 20-
40mm and 5-20mm, mass ratio are big stone: handstone is between 1:3-1:4.
Wherein, the extravasation fine aggregate includes each ingredient of following weight proportion: 20-30 parts of flyash, slag powders 10-20
Part and 10-20 parts of bentonite.
Wherein, the composite fibre includes each ingredient of following weight proportion: 10-20 parts of polypropylene fibre, polyvinyl alcohol
10-20 parts of fiber and 10-20 parts of bamboo fibre.
Wherein, the binder includes each ingredient of following weight proportion: 2-8 parts of xanthan gum, 2-4 parts of glass fibre, sodium
6-12 parts of waterglass, 5-10 parts of nano-silicon, 5-10 parts of nano silica, 5-10 parts of nanometer calcium carbonate and calcium gluconate 10-
20 parts.
The present invention additionally provides a kind of preparation methods of architecture construction concrete, include the following steps:
Step S1: preparing binder, poly carboxylic acid series water reducer, extravasation fine aggregate, ethylene glycol monobutyl ether and composite fibre,
It is spare；
Step S2: cement, quartz sand, rubble, ethylene glycol monobutyl ether, silicone oil and water are placed in mixing machine, carry out first
Secondary mixing, mixing temperature is between 30-40 degrees Celsius, and for mixed frequency between 5-7Hz, incorporation time is 2 hours；
Step S3: mixed by extravasation fine aggregate, composite fibre and poly carboxylic acid series water reducer merging mixing machine, carrying out second
It closes, mixing temperature is between 45-55 degrees Celsius, and for mixed frequency between 7-8Hz, incorporation time is 1 hour；
Step S3: binder is added to the mixer, and carries out third time mixing, mixing temperature is between 30-50 degrees Celsius
It gradually decreases, for mixed frequency between 6-7Hz, incorporation time is 1 hour.
Wherein, the preparation method of the poly carboxylic acid series water reducer includes:
Step S11: sodium tetraborate, glucose are received and are uniformly mixed with deionized water；
Step S12: carbon fiber and cellulose water-keeping material are added into step S11 acquired solution, under high temperature at ultrasonic wave
Reason 20 minutes after being heated to boiling, methacrylic acid and aqueous polyurethane is added while stirring, obtains poly carboxylic acid series water reducer.
Wherein, the extravasation fine aggregate includes each ingredient of following weight proportion: 20-30 parts of flyash, slag powders 10-20
Part and 10-20 parts of bentonite；
The composite fibre includes each ingredient of following weight proportion: 10-20 parts of polypropylene fibre, vinal
10-20 parts and 10-20 parts of bamboo fibre；
The binder includes each ingredient of following weight proportion: 2-8 parts of xanthan gum, 10-20 parts of glass fibre, sodium water glass
10-20 parts of glass, 10-20 parts of nano-silicon, 10-20 parts of nano silica, 10-20 parts of nanometer calcium carbonate and calcium gluconate 10-
20 parts.
Architecture construction concrete provided by the invention and preparation method thereof, compression strength, toughness, impermeability
And soundproof effect is all good.
Specific embodiment
In order to have further understanding to technical solution of the present invention and beneficial effect, the following detailed description of of the invention
Technical solution and its beneficial effect of generation.
Architecture construction concrete provided by the invention, which is characterized in that each ingredient including following weight proportion: water
30-45 parts of mud, 30-35 parts of quartz sand, rubble 40-45,15-25 parts of binder, 15-20 parts of poly carboxylic acid series water reducer, extravasation are thin
10-20 parts of aggregate, 1-2 parts of ethylene glycol monobutyl ether, 1-2 parts of silicone oil, 10-20 parts of composite fibre.
In the present invention, cement plays gelatification, and quartz sand and rubble constitute the basic structure of concrete, while providing base
The compression strength of plinth, in order to increase the fine and closely woven degree of concrete, avoid concrete wall cracking, collapse etc., rubble selected by the present invention
Including big stone and handstone, wherein the partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is
Big stone: handstone is between 1:3-1:4；In mixed process, handstone incorporates in the gap of big stone, and later, quartz sand melts
Enter in the gap of handstone, finally exosmose fine aggregate and quartz sand, cement, rubble etc. are miscible, and it is equal to form degree of adhesion, structural strength
All good concrete structure.
Ethylene glycol monobutyl ether and silicone oil are as the allotment common solvent of concrete, for increasing between a variety of concrete compositions
Cohesiveness, especially the present invention selected the composite fibre for being relatively insoluble in water, under the action of ethylene glycol monobutyl ether and silicone oil,
Composite fibre can with the basis in concrete, i.e. cement, rubble, the extravasation uniform adhesion of formation such as fine aggregate, into
One step enhances promotion of the composite fibre to concrete strength.
In the present invention, selected extravasation fine aggregate includes each ingredient of following weight proportion: 20-30 parts of flyash, mine
10-20 parts of ground-slag and 10-20 parts of bentonite.The granularity of extravasation fine aggregate is less than cement, can be improved the compactness of concrete,
Lower the ratio of mud, makes cement granules dispersion more evenly, improve the contact area between each ingredient of concrete, while being supplied to production
The good cohesiveness of product and water-retaining property improve mechanical property, make the reduction of its shrinking percentage, and anti-permeability performance, anti-freezing property enhancing prevent
Contraction fissure, guarantee its under cold conditions can normal use, reduce production cost, improve workability, while avoiding pole
The appearance of cracking phenomena under the conditions of the endurance of end, meanwhile, extravasation fine aggregate can also replace a part of cement, reduce cement consumption
Hydro-thermal concentration problem caused by excessive.In addition, extravasation fine aggregate has been sufficient filling with the structure interval of concrete, intensity is being improved
And except impermeability, soundproof effect ensure that, avoid the sound interference between upper and lower floor, while avoiding top layer roof leaked
Water phenomenon is very beneficial for being useful in architecture construction technical field.Finally, the flyash in extravasation fine aggregate is as in miberal powder
One kind, it is possible to reduce the dosage of cement, increase concrete mortar volume, improve cohesiveness, the mobility of concrete, avoid mixing
Solidifying soil isolation collapses.
In the present invention, composite fibre includes each ingredient of following weight proportion: 10-20 parts of polypropylene fibre, polyvinyl alcohol
10-20 parts of fiber and 10-20 parts of bamboo fibre.Composite fibre can form the reticular structure of intertexture between concrete, effectively increase
The tensile property of reinforced concrete, while elasticity modulus (elasticity modulus under Baidu) can be improved, improve buffer performance, for building
When building in object, impact caused by people's life activity between floor can be effectively buffered, to play the work of isolation noise from side
With.
In the present invention, the binder includes each ingredient of following weight proportion: 2-8 parts of xanthan gum, glass fibre 2-4
Part, 6-12 parts of sodium silicate, 5-10 parts of nano-silicon, 5-10 parts of nano silica, 5-10 parts of nanometer calcium carbonate and gluconic acid
10-20 parts of calcium.Adhesive finally adds, the other ingredients of concrete after mixing, further increase structural strength, the present invention
Adhesive so that adhesive is also had certain pooling feature, energy by the addition of xanthan gum, glass fibre and sodium silicate
Enough further enhance the function of concrete isolation noise.
In the present invention, the poly carboxylic acid series water reducer includes each ingredient of following weight proportion: methacrylic acid 10-25
Part, 10-25 parts of carbon fiber, 10-25 parts of sodium tetraborate, 10-15 parts of aqueous polyurethane, glucose receive 10-15 parts, cellulose water conservation
10-12 parts of material, specific preparation method includes: step S1: sodium tetraborate, glucose being received and mixed with deionized water
It is even；Step S2: carbon fiber and cellulose water-keeping material being added into step S1 acquired solution, and ultrasonication 20 is divided under high temperature
Clock after being heated to boiling, methacrylic acid and aqueous polyurethane is added while stirring, obtains poly carboxylic acid series water reducer.Water-reducing agent energy
Enough guarantee in working procedure, keeps cement, extravasation fine aggregate etc. fully dispersed, improve its mobility, mitigate difficulty of construction；Together
When, water-reducing agent can be adsorbed on the surface of the early waters compound such as cement granules, water-reducing agent and hyrate and cement granules are generated and coagulated
Poly- effect weakens dispersion force between cement granules, extravasation fine aggregate etc., and the slump of concrete reduces, and it is mixed to improve molding
The stability of soil is coagulated, meanwhile, in the construction process, guarantee that concrete formation is fast, anti-toughness is strong.
Architecture construction concrete of the invention, specific preparation method include the following steps:
Step S1: preparing binder, poly carboxylic acid series water reducer, extravasation fine aggregate, ethylene glycol monobutyl ether and composite fibre,
It is spare；
Step S2: cement, quartz sand, rubble, ethylene glycol monobutyl ether, silicone oil and water are placed in mixing machine, carry out first
Secondary mixing, mixing temperature is between 30-40 degrees Celsius, and for mixed frequency between 5-7Hz, incorporation time is 2 hours；
Step S3: mixed by extravasation fine aggregate, composite fibre and poly carboxylic acid series water reducer merging mixing machine, carrying out second
It closes, mixing temperature is between 45-55 degrees Celsius, and for mixed frequency between 7-8Hz, incorporation time is 1 hour；
Step S3: binder is added to the mixer, and carries out third time mixing, mixing temperature is between 30-50 degrees Celsius
It gradually decreases, for mixed frequency between 6-7Hz, incorporation time is 1 hour.
In following examples of the invention, each material only exists the difference of proportion, preparation method during the preparation process
It is identical.
Embodiment 1:
A kind of architecture construction concrete, each ingredient including following weight proportion: 35 parts of cement, 33 parts of quartz sand,
Rubble 42,20 parts of binder, 15 parts of poly carboxylic acid series water reducer, extravasation 12 parts of fine aggregate, 1 part of ethylene glycol monobutyl ether, 1 part of silicone oil,
12 parts of composite fibre.
Wherein, poly carboxylic acid series water reducer include: 12 parts of methacrylic acid, it is 12 parts of carbon fiber, 15 parts of sodium tetraborate, aqueous poly-
15 parts of urethane, glucose receive 14 parts, 12 parts of cellulose water-keeping material.
The partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone=1:
3。
Extravasation fine aggregate includes: 30 parts of flyash, 20 parts of slag powders and 20 parts of bentonite.
Composite fibre includes: 10 parts of polypropylene fibre, 10 parts of vinal and 16 parts of bamboo fibre.
Binder includes: 6 parts of xanthan gum, 4 parts of glass fibre, 8 parts of sodium silicate, 8 parts of nano-silicon, nano silica 6
Part, 8 parts of nanometer calcium carbonate and 10 parts of calcium gluconate.
Embodiment 2:
A kind of architecture construction concrete, each ingredient including following weight proportion: 30 parts of cement, 30 parts of quartz sand,
Rubble 40,25 parts of binder, 15 parts of poly carboxylic acid series water reducer, extravasation 18 parts of fine aggregate, 1.5 parts of ethylene glycol monobutyl ether, silicone oil 1.5
Part, 20 parts of composite fibre.
Wherein, poly carboxylic acid series water reducer include: 16 parts of methacrylic acid, it is 16 parts of carbon fiber, 25 parts of sodium tetraborate, aqueous poly-
10 parts of urethane, glucose receive 10 parts, 12 parts of cellulose water-keeping material.
The partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone=1:
3。
Extravasation fine aggregate includes: 25 parts of flyash, 15 parts of slag powders and 15 parts of bentonite.
Composite fibre includes: 20 parts of polypropylene fibre, 20 parts of vinal and 15 parts of bamboo fibre.
Binder includes: 6 parts of xanthan gum, 3 parts of glass fibre, 8 parts of sodium silicate, 6 parts of nano-silicon, nano silica 8
Part, 6 parts of nanometer calcium carbonate and 15 parts of calcium gluconate.
Embodiment 3:
A kind of architecture construction concrete, each ingredient including following weight proportion: 38 parts of cement, 32 parts of quartz sand,
Rubble 45,18 parts of binder, 16 parts of poly carboxylic acid series water reducer, extravasation 18 parts of fine aggregate, 2 parts of ethylene glycol monobutyl ether, 2 parts of silicone oil,
15 parts of composite fibre.
Wherein, poly carboxylic acid series water reducer include: 20 parts of methacrylic acid, it is 15 parts of carbon fiber, 15 parts of sodium tetraborate, aqueous poly-
14 parts of urethane, glucose receive 12 parts, 10 parts of cellulose water-keeping material.
The partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone=1:
4。
Extravasation fine aggregate includes: 25 parts of flyash, 10 parts of slag powders and 10 parts of bentonite.
Composite fibre includes: 15 parts of polypropylene fibre, 15 parts of vinal and 12 parts of bamboo fibre.
Binder includes: 4 parts of xanthan gum, 3 parts of glass fibre, 8 parts of sodium silicate, 8 parts of nano-silicon, nano silica 6
Part, 6 parts of nanometer calcium carbonate and 12 parts of calcium gluconate.
Embodiment 4:
A kind of architecture construction concrete, each ingredient including following weight proportion: 34 parts of cement, 30 parts of quartz sand,
Rubble 40,15 parts of binder, 16 parts of poly carboxylic acid series water reducer, extravasation 16 parts of fine aggregate, 1.5 parts of ethylene glycol monobutyl ether, silicone oil 2
Part, 15 parts of composite fibre.
Wherein, poly carboxylic acid series water reducer include: 12 parts of methacrylic acid, it is 12 parts of carbon fiber, 12 parts of sodium tetraborate, aqueous poly-
15 parts of urethane, glucose receive 15 parts, 12 parts of cellulose water-keeping material.
The partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone=1:
4。
Extravasation fine aggregate includes: 25 parts of flyash, 20 parts of slag powders and 10 parts of bentonite.
Composite fibre includes: 12 parts of polypropylene fibre, 12 parts of vinal and 12 parts of bamboo fibre.
Binder includes: 2 parts of xanthan gum, 4 parts of glass fibre, 12 parts of sodium silicate, 8 parts of nano-silicon, nano silica 8
Part, 8 parts of nanometer calcium carbonate and 12 parts of calcium gluconate.
Embodiment 5:
A kind of architecture construction concrete, each ingredient including following weight proportion: 30 parts of cement, 33 parts of quartz sand,
Rubble 42,15 parts of binder, 15 parts of poly carboxylic acid series water reducer, extravasation 14 parts of fine aggregate, 2 parts of ethylene glycol monobutyl ether, 2 parts of silicone oil,
18 parts of composite fibre.
Wherein, poly carboxylic acid series water reducer include: 15 parts of methacrylic acid, it is 15 parts of carbon fiber, 20 parts of sodium tetraborate, aqueous poly-
14 parts of urethane, glucose receive 12 parts, 11 parts of cellulose water-keeping material.
The partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone=1:
3。
Extravasation fine aggregate includes: 25 parts of flyash, 15 parts of slag powders and 15 parts of bentonite.
Composite fibre includes: 20 parts of polypropylene fibre, 20 parts of vinal and 10 parts of bamboo fibre.
Binder includes: 6 parts of xanthan gum, 3 parts of glass fibre, 8 parts of sodium silicate, 8 parts of nano-silicon, nano silica 8
Part, 6 parts of nanometer calcium carbonate and 12 parts of calcium gluconate.
Comparative example 1:
It is same as Example 1, composite fibre is only not added.
Comparative example 2:
It is same as Example 2, only not adding additives.
Comparative example 3:
It is same as Example 3, extravasation fine aggregate is only not added.
The basic performance testing result of concrete is as follows:
| Compression strength (MPa) | Impact flexibility (Nm) | Seepage-resistant grade | 150mm oise insulation factor | |
| Embodiment 1 | 58.6 | 50648 | >W8 | 68dB |
| Embodiment 2 | 57.6 | 51778 | >W8 | 62dB |
| Embodiment 3 | 57.7 | 51446 | >W8 | 61dB |
| Embodiment 4 | 54.9 | 52738 | >W8 | 63dB |
| Embodiment 5 | 52.6 | 53698 | >W8 | 63dB |
| Comparative example 1 | 33.6 | 29465 | >W6 | 42dB |
| Comparative example 2 | 33.5 | 30156 | >W6 | 41dB |
| Comparative example 3 | 29.8 | 35712 | >W6 | 39dB |
Beneficial effects of the present invention are as follows:
1, selected by the ingredient and proportion for the fine aggregate that exosmoses, improve the cohesiveness of concrete, water-retaining property, impermeability,
Sound-proofing.
2, it is selected by the ingredient of composite fibre and proportion, elasticity, the buffer performance of concrete is increased, thus into one
Step has completely cut off life noise.
3, it is selected by the ingredient of binder and proportion, increases the structural strength and pooling feature of concrete.
4, it is selected by the ingredient of poly carboxylic acid series water reducer and proportion, improves the stability and anti-toughness of concrete.
Although the present invention is illustrated using above-mentioned preferred embodiment, the protection model that however, it is not to limit the invention
It encloses, anyone skilled in the art are not departing within the spirit and scope of the present invention, and opposite above-described embodiment carries out various changes
It is dynamic still to belong to the range that the present invention is protected with modification, therefore protection scope of the present invention subjects to the definition of the claims.
Claims (10)
1. a kind of architecture construction concrete, which is characterized in that each ingredient including following weight proportion: 30-45 parts of cement,
30-35 parts of quartz sand, rubble 40-45,15-25 parts of binder, 15-20 parts of poly carboxylic acid series water reducer, extravasation fine aggregate 10-20
Part, 1-2 parts of ethylene glycol monobutyl ether, 1-2 parts of silicone oil, 10-20 parts of composite fibre.
2. architecture construction concrete as described in claim 1, which is characterized in that the poly carboxylic acid series water reducer includes such as
Each ingredient of lower weight proportion: 10-25 parts of methacrylic acid, 10-25 parts of carbon fiber, 10-25 parts of sodium tetraborate, aqueous polyurethane
10-15 parts, glucose receive 10-15 parts, 10-12 parts of cellulose water-keeping material.
3. architecture construction concrete as described in claim 1, which is characterized in that the preparation of the poly carboxylic acid series water reducer
Method includes: step S1: sodium tetraborate, glucose being received and are uniformly mixed with deionized water；Step S2: to step S1 acquired solution
Middle addition carbon fiber and cellulose water-keeping material after being heated to boiling, are added while stirring ultrasonication 20 minutes under high temperature
Methacrylic acid and aqueous polyurethane, obtain poly carboxylic acid series water reducer.
4. architecture construction concrete as described in claim 1, which is characterized in that the rubble includes big stone and gravelstone
Son, wherein the partial size of big stone and handstone is respectively interposed in 20-40mm and 5-20mm, and mass ratio is big stone: handstone between
1:3-1:4.
5. architecture construction concrete as described in claim 1, which is characterized in that the extravasation fine aggregate includes following weight
Measure each ingredient of proportion: 20-30 parts of flyash, 10-20 parts of slag powders and 10-20 parts of bentonite.
6. architecture construction concrete as described in claim 1, which is characterized in that the composite fibre includes following weight
Each ingredient of proportion: 10-20 parts of polypropylene fibre, 10-20 parts of vinal and 10-20 parts of bamboo fibre.
7. architecture construction concrete as described in claim 1, which is characterized in that the binder includes that following weight is matched
Each ingredient of ratio: 2-8 parts of xanthan gum, 2-4 parts of glass fibre, 6-12 parts of sodium silicate, 5-10 parts of nano-silicon, nano silica
5-10 parts, 5-10 parts of nanometer calcium carbonate and 10-20 parts of calcium gluconate.
8. a kind of preparation method of architecture construction concrete, which comprises the steps of:
Step S1: preparing binder, poly carboxylic acid series water reducer, extravasation fine aggregate, ethylene glycol monobutyl ether and composite fibre, standby
With；
Step S2: cement, quartz sand, rubble, ethylene glycol monobutyl ether, silicone oil and water are placed in mixing machine, are carried out mixed for the first time
It closes, mixing temperature is between 30-40 degrees Celsius, and for mixed frequency between 5-7Hz, incorporation time is 2 hours；
Step S3: by extravasation fine aggregate, composite fibre and poly carboxylic acid series water reducer merging mixing machine, carrying out second and mix,
Mixing temperature is between 45-55 degrees Celsius, and for mixed frequency between 7-8Hz, incorporation time is 1 hour；
Step S3: binder is added to the mixer, carry out third time mixing, mixing temperature between 30-50 degrees Celsius gradually
It reduces, for mixed frequency between 6-7 Hz, incorporation time is 1 hour.
9. the preparation method of concrete as claimed in claim 8, which is characterized in that the preparation side of the poly carboxylic acid series water reducer
Method includes:
Step S11: sodium tetraborate, glucose are received and are uniformly mixed with deionized water；
Step S12: carbon fiber and cellulose water-keeping material, ultrasonication 20 under high temperature are added into step S11 acquired solution
Minute, after being heated to boiling, methacrylic acid and aqueous polyurethane are added while stirring, obtains poly carboxylic acid series water reducer.
10. the preparation method of concrete as claimed in claim 8, which is characterized in that the extravasation fine aggregate includes following weight
Measure each ingredient of proportion: 20-30 parts of flyash, 10-20 parts of slag powders and 10-20 parts of bentonite；
The composite fibre includes each ingredient of following weight proportion: 10-20 parts of polypropylene fibre, vinal 10-20
Part and 10-20 parts of bamboo fibre；
The binder includes each ingredient of following weight proportion: 2-8 parts of xanthan gum, 10-20 parts of glass fibre, sodium silicate
10-20 parts, 10-20 parts of nano-silicon, 10-20 parts of nano silica, 10-20 parts of nanometer calcium carbonate and calcium gluconate 10-20
Part.
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| CN114277779A (en) * | 2021-12-24 | 2022-04-05 | 乐昌市恒源水电建筑工程有限公司 | Construction method of concrete diaphragm wall in high-moisture-content mucky soil body |
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Application publication date: 20191011 |