CN109138355A - The environmental protection construction method on hydrophobic cement ground - Google Patents
The environmental protection construction method on hydrophobic cement ground Download PDFInfo
- Publication number
- CN109138355A CN109138355A CN201810976019.8A CN201810976019A CN109138355A CN 109138355 A CN109138355 A CN 109138355A CN 201810976019 A CN201810976019 A CN 201810976019A CN 109138355 A CN109138355 A CN 109138355A
- Authority
- CN
- China
- Prior art keywords
- concrete
- negative ion
- ion powder
- environmental protection
- construction method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/12—Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo gypsum floors
-
- 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
-
- 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
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
-
- 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
- C04B2111/0081—Uses not provided for elsewhere in C04B2111/00 as catalysts or catalyst carriers
- C04B2111/00827—Photocatalysts
-
- 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
- C04B2111/60—Flooring materials
Abstract
The invention discloses a kind of environmental protection construction methods on hydrophobic cement ground, are related to technical field of building construction, its key points of the technical solution are that the following steps are included: (1) rammed earth；(2) it is laid with 80mm thickness dirt；(3) it is laid with the pea gravel concrete screed-coat of 50mm thickness；(4) it is laid with the moisture-proof layer of sand of 10-20mm thickness；(5) it is laid with the negative ion powder concrete coating float finish of 30mm thickness；Negative ion powder concrete is the mixture of negative ion powder, concrete, nano-photocatalyst material composition in the step (5), and wherein the mass ratio of negative ion powder, concrete and nano-photocatalyst material is 1:2.3:0.3；Cooperated before being laid with suitable quantity of water.The present invention solves the problem of when constructing moisture-proof ground, ground cannot purify air.Using nano-photocatalyst material and negative ion powder, the ground of construction not only has good waterproof, humidity resistance, and can eliminate formaldehyde, purifies air.
Description
Technical field
The present invention relates to technical field of building construction, more specifically, the environmental protection that it is related to a kind of hydrophobic cement ground is applied
Work method.
Background technique
The basis of urban skyscraper generally uses armored concrete raft foundation (such as raft foundation or box foundation), ground
The moisture-proof of face is addressed by the way that special waterproof layer is arranged.And industry and the civil buildings of surrounding city and the vast rural areas
Be mostly multilayer or low-rise building, building foundation is mostly strip footing, isolated footing or pile foundation, ground directly with the earth phase
Even, the building foundation being directly connected with the earth for ground also requires moisture-proof setting up defences while insulation.
In the prior art, it can refer to the Chinese invention patent application file that application publication number is CN104074292A, it is public
Having opened a kind of moisture-proof heat-insulation ground system and its construction method, the system includes: basal layer；Damp-proof layer, be layed in basal layer it
On；Insulating layer is layed on damp-proof layer；Inorganic heat-insulating screed, is layed on insulating layer.The construction method packet
It includes: with concreting basal layer, or laying brick or rubble basis of formation layer, or compacting dirt, tabia or rammed earth
Basis of formation layer；It is laid on basal layer with waterproof roll or PVC plastic film and forms damp-proof layer, using empty paving work when construction
Skill；It is laid on damp-proof layer using precast heated board and forms insulating layer, when construction is not required to adhesives, and dry-laid is smooth；Using glass
It smears pressure construction and forms inorganic heat-insulating mortar in change bead thermal insulation mortar or the swelling perlite heat-insulating mortar scene on insulating layer
Layer；When needing to carry out incrustation, the levelling formation of pressure first is smeared with cement mortar scene on inorganic heat-insulating screed
Screed-coat；Then ground decoration layer is laid on screed-coat.
Though existing this moisture-proof heat-insulation ground has the function of moisture-proof heat-insulation, when being fitted up indoors, because of room
More formaldehyde can be contained in interior air, which is difficult to play the role of elimination formaldehyde, purifies air.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of environmental protection construction on hydrophobic cement ground
Method not only has good waterproof, humidity resistance using the ground that this method is constructed, and can eliminate formaldehyde, and purification is empty
Gas.
To achieve the above object, the present invention provides the following technical scheme that a kind of environmental protection construction side on hydrophobic cement ground
Method, comprising the following steps: (1) rammed earth；(2) it is laid with 80mm thickness dirt；(3) pea gravel concrete for being laid with 50mm thickness is levelling
Layer；(4) it is laid with the moisture-proof layer of sand of 10-20mm thickness；(5) it is laid with the negative ion powder concrete coating float finish of 30mm thickness；It is described
In step (5) negative ion powder concrete be negative ion powder, concrete, nano-photocatalyst material composition mixture, wherein bear from
The mass ratio of sub- powder, concrete and nano-photocatalyst material is 1:2.3:0.3；Cooperated before being laid with suitable quantity of water.
By using above-mentioned technical proposal, by using dirt and pea gravel concrete, the aggregate of pea gravel concrete compares
Uniformly, so the compactness of concrete is higher, the impervious of ground, waterproof, humidity resistance be can be improved, extend ground uses the longevity
Life；Have the function of permanently discharging infrared ray and anion by using negative ion powder, can effectively purify the air of a room in first
The pernicious gases such as aldehyde, toluene, can be by the aromatic series such as formaldehyde, toluene, benzene, ammonia, diformazan and hydrogen sulfide, carbon tetrachloride and aliphatic
Volatile organic matter resolves into non-toxic and tasteless carbon dioxide and water, it is discharged with air-flow outdoor, reaches the mesh for removing formaldehyde
's；Using catalysis material, light reaction can occur under the action of light, by Formaldehyde decomposition Cheng Shui and carbon dioxide, purification
Formaldehyde in air.
The present invention is further arranged to: the nano-photocatalyst material is prepared by following methods:
S1, alkyl glucoside heating water bath makes to its thawing, is added and obtains mixed liquor with n-amyl alcohol, hexamethylene, to mixed liquor
Middle addition cadmium nitrate and thiocarbamide, stir to dissolve, and deionized water is added, and form microemulsion, microemulsion is poured into reaction kettle
Hydrothermal synthesis, reaction product are cleaned repeatedly with ethyl alcohol, and alcohol is poured into after vacuum drying, and the alcohol for forming cadmiumsulfide quantum dot is molten
Liquid；
S2, using chitosan as matrix, through the cross-linking modified obtained cross-linked chitosan of epoxychloropropane, with activated carbon fibre with 1.5:2
Mass ratio be mixed to get mixed load material；
S3, nano titanic oxide sol is made with sol-gel method；
S4, nano titanic oxide sol is first impregnated in oxalic acid and the alcoholic solution of thioacetic acid, is then placed in made from S1
It is impregnated in cadmiumsulfide quantum dot alcoholic solution, then the mixed load material that the mixture after immersion is obtained with S2 is with 2:2.5's
Mass ratio mixing, sonic oscillation 1.5h obtain nano-photocatalyst material.
By using above-mentioned technical proposal, the adsorption effect of bamboo charcoal fiber and activated carbon fibre, PARA FORMALDEHYDE PRILLS(91,95), benzene, first are utilized
The effect that the harmful substances such as benzene, ammonia and dust can play absorption, decompose peculiar smell and smelly eliminating, moreover it is possible to which dehumidifying and drying make ground mask
There is better humidity resistance, and bamboo charcoal fiber and activated carbon fibre are used in mixed way with concrete, can be improved concrete
Intensity；The material load that the crosslinked chitosan of nano-titanium dioxide and activated carbon fibre, bamboo charcoal fiber form in catalysis material,
The dispersion of nano material can be promoted to avoid catalysis material from being wrapped up in concrete and lose photocatalysis performance, improved
Catalytic efficiency；Using cadmium sulfide and titanium dioxide complex system, when there is light irradiation, interband jump occurs for titanium dioxide and cadmium sulfide
Move, photo-generated carrier is separated, and quantum efficiency is improved, compound due to cadmium sulfide, Titanium dioxide absorption wave can red shift to can
Light-exposed area, makes titanium dioxide have higher catalytic activity, and concrete catalytic degradation pernicious gas can be improved in catalysis material
Ability is good for the environment.
The present invention is further arranged to: further including and negative ion powder quality in negative ion powder concrete in the step (5)
Than the albumen mountain flour and synergist anion for 1:1.4:0.3.
By using above-mentioned technical proposal, albumen mountain flour can sustained release hydroxyl group anion, add synergist anion
The quantity that negative ion powder and albumen mountain flour release anion can be significantly improved, further increases the ability of ground purification air.
The present invention is further arranged to: the concrete uses credit rating for the normal concrete of C25-C50, described general
Logical concrete includes cement, water, sand, stone, dispersing agent and water-reducing agent, and water-reducing agent accounts for the 0.4%-1.2% of cement quality, dispersion
Agent 0.5-1.1%, cement 300-500kg/m3, sand 500-800kg/m3, stone 700-1200kg/m3。
By using above-mentioned technical proposal, the dosage of control water-reducing agent, dispersing agent, cement, sand and stone is improved, can be prepared
Intensity is higher out, the good concrete of mobile phase.
The present invention is further arranged to: the cement is the portland cement of strength grade 42.5, and sand is that fineness modulus is
2.3-3, average grain diameter are the medium river sand of 0.35-0.5mm, and stone is the rubble that nominal size fraction ranges are 5-16mm.
By using above-mentioned technical proposal, the portland cement of strength grade 42.5, the heat of hydration is low, the concrete after hardening
It is not likely to produce crack, keeps the appearance of concrete good, the middle sand within the scope of the fineness modulus helps to add between each aggregate
Filling effect, reduce component between hole prevent concrete disintegration to improve the being completely embedded property between component, increase
The compression strength of concrete after big molding；Stone in the particle size range, can be with the aggregates phase such as sand, flyash and miberal powder
Mutually cooperation increases the filling effect between aggregate, reduces the hole between component, improves being completely embedded between component
Property, increase the compression strength of concrete after molding.
The present invention is further arranged to: the water-reducing agent is sodium methylene bis-naphthalene sulfonate, poly carboxylic acid series water reducer or HSB rouge
Fat race water-reducing agent.
By using above-mentioned technical proposal, sodium methylene bis-naphthalene sulfonate have good extension, polycarboxylate water-reducer and
HSB aliphatic water reducing agent has ultra-dispersed property, can prevent concrete slump loss and cause obvious slow setting, can under low-dosage
Higher plasticizing effect is played, good fluidity is obvious to concrete reinforcing effect, reduces the contraction of concrete.
The present invention is further arranged to: dirt described in the step (2) is the mixture of albarium and soil, wherein white stone
The mass ratio of ash and soil is 3:7.
By using above-mentioned technical proposal, it is mutually mixed using albarium and soil, because albarium can absorb water, Neng Gouzeng
The waterproof performance for adding ground prevents damping of ground floor, also being capable of consolidated subsoil.
The present invention is further arranged to: moisture-proof layer of sand is by husky, sand base-material and pitch or pitch, wax in the step (4)
Mixing semi-finished product A and fine sand base-material and pitch, wax mixing semi-finished product B, stirred evenly by 60-85%A and 15-40%B resulting
Full loose type shot-like particle.
By using above-mentioned technical proposal, sand, sand base-material, pitch or pitch, the mixing semi-finished product A and fine sand base of wax are used
The mixing semi-finished product B of material and pitch, wax is mixed, and can increase the moisture protection on ground, and it is moist effectively to obstruct ground.
The present invention is further arranged to: negative ion powder described in the step (5) is made of by weight following components: electricity
5-10 parts of gas stone, 20-30 parts of diatomite, 3-9 parts of aluminum oxide, 15-20 parts of zirconium oxide, 10-20 parts of basic zirconium phosphate, by above-mentioned group
Divide and crush, is uniformly mixed and the negative ion powder is made.
By using above-mentioned technical proposal, tourmaline powder and diatomite negative ion production with higher and far infrared are sent out
Rate is penetrated, anion can be generated, eliminates the pernicious gases such as formaldehyde, purifies air, aluminum oxide can increase the wear-resisting of ground
Performance, zirconium oxide and basic zirconium phosphate can increase that ground is wear-resisting, acidproof, alkaline-resisting, performance resistant to high temperature, improve the intensity and light on ground
Pool.
In conclusion the present invention has the advantages that compared with the prior art
(1) by the present invention in that using negative ion powder and nano-photocatalyst material as the substrate for being laid with ground, ground can be made to hold
The pernicious gases such as formaldehyde can be resolved into carbon dioxide and water by continuous release anion, anion, eliminate pernicious gas, and purification is empty
Gas, nano-photocatalyst material when there is light irradiation, can the pernicious gases such as decomposing formaldehyde, purify air；
(2) present invention by addition albumen mountain flour, can sustained release hydroxyl group anion, addition synergist anion can be significant
The quantity for improving negative ion powder and albumen mountain flour release anion, further increases the ability of ground purification air；
(3) present invention can not only increase nanometer by using bamboo charcoal fiber and activated carbon fibre in nano-photocatalyst material
Catalysis material eliminates the ability of decomposing formaldehyde, and can be in conjunction with concrete, and then increases the intensity of concrete, additionally it is possible to
Dehumidifying, drying, make ground have good humidity resistance.
Specific embodiment
A kind of embodiment 1: environmental protection construction method on hydrophobic cement ground, comprising the following steps:
(1) rammed earth；
(2) it is laid with 80mm thickness dirt；
(3) it is laid with the pea gravel concrete screed-coat of 50mm thickness；
(4) it is laid with the moisture-proof layer of sand of 10mm thickness；
(5) it is laid with the negative ion powder concrete coating float finish of 30mm thickness；
Wherein dirt described in step (2) is the mixture of albarium and soil, and wherein the mass ratio of albarium and soil is 3:7.
Wherein in step (3) pea gravel concrete screed-coat be cement, Sha Heshi mixture, the cement, Sha Heshi
Mass ratio is 1:2:3；Cooperated before being laid with suitable quantity of water.
Wherein moisture-proof layer of sand is by the mixing semi-finished product A and fine sand of husky, sand base-material and pitch or pitch, wax in step (4)
The mixing semi-finished product B of base-material and pitch, wax stirs evenly resulting full loose type shot-like particle by 60%A and 40%B.
Wherein negative ion powder concrete is negative ion powder, concrete, nano-photocatalyst material, albumen mountain flour in step (5)
With the mixture of negative ion powder synergist composition, wherein negative ion powder, concrete and nano-photocatalyst material albumen mountain flour and negative
The mass ratio of ion powder synergist is 1:2.3:0.3:1.4:0.3；Cooperated before being laid with suitable quantity of water.
Wherein synergist anion is nano silica.
Negative ion powder is made of by weight following components: 5 parts of tourmaline, 20 parts of diatomite, 3 parts of aluminum oxide, oxygen
Change 15 parts of zirconium, 10 parts of basic zirconium phosphate, said components are crushed, is uniformly mixed and the negative ion powder is made.
Wherein nano-photocatalyst material is prepared by following methods:
S1, alkyl glucoside heating water bath makes to its thawing, is added and obtains mixed liquor with n-amyl alcohol, hexamethylene, to mixed liquor
Middle addition cadmium nitrate and thiocarbamide, stir to dissolve, and deionized water is added, and form microemulsion, microemulsion is poured into reaction kettle
Hydrothermal synthesis, reaction product are cleaned repeatedly with ethyl alcohol, and alcohol is poured into after vacuum drying, and the alcohol for forming cadmiumsulfide quantum dot is molten
Liquid；
S2, using chitosan as matrix, through the cross-linking modified obtained cross-linked chitosan of epoxychloropropane, with activated carbon fibre with 1.5:2
Mass ratio be mixed to get mixed load material；
S3, nano titanic oxide sol is made with sol-gel method；
S4, nano titanic oxide sol is first impregnated in oxalic acid and the alcoholic solution of thioacetic acid, is then placed in made from S1
It is impregnated in cadmiumsulfide quantum dot alcoholic solution, then the mixed load material that the mixture after immersion is obtained with S2 is with 2:2.5's
Mass ratio mixing, sonic oscillation 1.5h obtain nano-photocatalyst material.
Concrete uses credit rating for the normal concrete of C25-C50, the normal concrete include cement, water, sand,
Stone, dispersing agent and water-reducing agent, water-reducing agent account for the 0.4% of cement quality, dispersing agent 0.5%, cement 300kg/m3, sand 500kg/
m3, stone 700kg/m3；Cement is the portland cement of strength grade 42.5, and sand is that fineness modulus is 2.3, and average grain diameter is
The medium river sand of 0.35mm, stone are the rubble that nominal size fraction ranges are 5mm；The water-reducing agent is methylene diphenylhydantoin sodium
(NNO), poly carboxylic acid series water reducer or HSB aliphatic water reducing agent.
Embodiment 2: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, moisture-proof layer of sand
With a thickness of 15mm.
Embodiment 3: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (4)
Moisture-proof layer of sand is by the mixing half of husky, sand base-material and pitch or pitch, the mixing semi-finished product A of wax and fine sand base-material and pitch, wax
Finished product B stirs evenly resulting full loose type shot-like particle by 85%A and 15%B.
Embodiment 4-9: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, negative ion powder
Component and each component parts by weight it is as shown in table 1.
The parts by weight of component and each component in 1 embodiment 4-9 of table in negative ion powder
Embodiment 10: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, coagulation in step (5)
Water-reducing agent accounts for the 0.8% of cement quality, dispersing agent 0.8%, cement 400kg/m in soil3, sand 650kg/m3, stone 950kg/m3；
Cement is the portland cement of strength grade 42.5, and sand is that fineness modulus is 2.6, and average grain diameter is the medium river sand of 0.45mm,
Stone is the rubble that nominal size fraction ranges are 10mm.
Embodiment 11: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (5)
Water-reducing agent accounts for the 1.2% of cement quality, dispersing agent 1.1%, cement 500kg/m in concrete3, sand 800kg/m3, stone
1200kg/m3；Cement is the portland cement of strength grade 42.5, and sand is that fineness modulus is 3, and average grain diameter is in 0.5mm
Etc. river sands, stone be the rubble that nominal size fraction ranges are 16mm.
Comparative example 1: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (5)
Nano-photocatalyst material is free of in anion part concrete.
Comparative example 2: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (5)
Negative ion powder is free of in anion concrete.
Comparative example 3: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (5)
Albumen mountain flour and synergist anion are free of in anion concrete.
Comparative example 4: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, in step (5)
Negative ion powder and nano-photocatalyst material are free of in anion concrete.
Comparative example 5: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, be free of step
(2) the grey soil layer in.
Comparative example 6: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, be free of step
(3) the pea gravel concrete screed-coat in.
Comparative example 7: a kind of environmental protection construction method on hydrophobic cement ground, the difference from embodiment 1 is that, be free of step
(4) the moisture-proof layer of sand in.
Comparative example 8: the Chinese invention patent file for being CN103147563B referring to Authorization Notice No., it is anti-that it discloses one kind
The environmental protection construction method of damp cement flooring, is made of: (1) rammed earth following step；(2) it is laid with 100mm thickness dirt；(3) it spreads
If the pea gravel concrete screed-coat of 50mm thickness；(4) one of plain-water slurry binder course；(5) it is laid with 20mm thickness negative ion powder cement bonded sand
Slurry plastering float finish；Pea gravel concrete screed-coat described in step (3) is the mixture of cement, Sha Heshi, the cement, sand
Mass ratio with stone is 1:2:3；Step (5) negative ion powder cement mortar is the mixture of negative ion powder, cement and mortar, bear from
The mass ratio of sub- powder, cement and mortar is 0.2:1:2.5.
One, performance detection: will according in embodiment 1-11 and comparative example 1-8 construction method construct made of cement flooring into
The detection of the following performance of row, detection project and examination criteria are as follows:
1, it infiltration coefficient: is measured according to T0730-2000；
2, it waterproofing grade: is measured according to GB50208-2011 " underground waterproof engineering inspection of quality specification "；
1 grade is wherein provided in " underground waterproof engineering inspection of quality specification ": not allowing to seep water, body structure surface is without wet stain；
2 grades: not allowing leak, as a result surface can have a small amount of wet stain, industry and civil buildings: the wet stain gross area is not more than total waterproof
The 1% of area, single wet stain area are not more than 0.1m2, any 100m2Water repellent area is no more than at 1, other underground engineerings: single
Wet stain area is not more than the 6% of total water repellent area, and single wet stain area is not more than 0.2m2, any 100m2Water repellent area is no more than 4
Place；
3 grades: have a small amount of leakage point, must not wired stream and leakage silt particle, single wet stain area be not more than 0.3m2, single leakage point
Water leakage is not more than 2.5L/d, any 100m2Water repellent area is no more than at 7；
4 grades: have leakage point, must not wired stream and leakage silt particle, single Engineering average water leakage be not more than 2L/m2D, arbitrarily
100m2The average water leakage of water repellent area is not more than 4L/m2·d；
3, compression strength and slump retention: according to GB/T50080-2002 " Standard for test methods of properties of ordinary concrete mixture "
The testing result of measurement, items detection is shown in table 2.
Table 2 according to cement flooring made from construction method in embodiment 1-11 and comparative example 1-8 performance test results
By data in table 2 it is found that the hydrophobic cement ground constructed by construction method in embodiment 1-11, infiltration grade is 0, prevent
Water grade is 1, has good moisture-proof and waterproof effect, and compression strength can reach 7-9MPa at 2 hours, has higher
Early strength, and have good slump retention；The moisture-proof ground constructed by construction method in comparative example 1-4, because
It is anti-without being laid in comparative example 7 without being laid with pea gravel concrete screed-coat in comparative example 6 without being laid with grey soil layer in comparative example 5
Damp layer of sand, therefore the moisture-proof and waterproof performance on the hydrophobic cement ground of comparative example 5-7 construction is poor, early strength is lower.
Two, air test is purified: in 20 long 2m, the room of wide 2m respectively in embodiment 1-12 and comparative example 1-8
Construction method construct hydrophobic cement ground, each room is built into identical pattern by finishing with identical finishing material, detection is each
The content of formaldehyde, toluene, dimethylbenzene and ammonia in a room after a period of time, detects the remaining content of all kinds of gases, calculates each
The purifying rate on hydrophobic cement ground, purifying rate=(initial value-end value)/initial value × %, testing result is as shown in table 3, " room
Interior air quality standard " provide that indoor formaldehyde concentration is less than or equal to 0.1mg/m3, toluene concentration is less than or equal to 0.1mg/m3, two
Toluene concentration is less than or equal to 0.2mg/m3, ammonia density is less than or equal to 0.2mg/m3。
The testing result of the hydrophobic cement ground purification air of table 3 embodiment 1-11 and comparative example 1-8 construction
From the data in table 3, in the identical room according to the hydrophobic cement ground of construction method construction in embodiment 1-11,
Purifying rate is higher, the purifying rate of PARA FORMALDEHYDE PRILLS(91,95), and concentration of formaldehyde can be made lower than 0.1mg/m3, make toluene concentration lower than 0.1mg/m3, diformazan
Benzene concentration is lower than 0.2mg/m3, make the concentration of ammonia lower than 0.2mg/m3, meet PARA FORMALDEHYDE PRILLS(91,95), first in " Indoor Air Quality standards "
The regulation of benzene, dimethylbenzene and ammonia density；And because not used in comparative example 2 without using nano-photocatalyst material in comparative example 1
Negative ion powder, without using albumen mountain flour and synergist anion in comparative example 3, in comparative example 4 without using negative ion powder and
Nano-photocatalyst material, thus the clean-up effect on hydrophobic cement ground that comparative example 1-4 constructs out is poor, purifying rate is lower, right
The clean-up effect of hydrophobic cement ground PARA FORMALDEHYDE PRILLS(91,95) toluene, dimethylbenzene and ammonia that ratio 1-4 constructs does not meet " indoor air quality mark
It is quasi- " in regulation.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of environmental protection construction method on hydrophobic cement ground, it is characterised in that: the following steps are included:
(1) rammed earth；
(2) it is laid with 80mm thickness dirt；
(3) it is laid with the pea gravel concrete screed-coat of 50mm thickness；
(4) it is laid with the moisture-proof layer of sand of 10-20mm thickness；
(5) it is laid with the negative ion powder concrete coating float finish of 30mm thickness；
Negative ion powder concrete is the mixture of negative ion powder, concrete, nano-photocatalyst material composition in the step (5),
Wherein the mass ratio of negative ion powder, concrete and nano-photocatalyst material is 1:2.3:0.3；Matched before being laid with suitable quantity of water
It closes.
2. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: the nano-photo catalytic
Material is prepared by following methods:
S1, alkyl glucoside heating water bath makes to its thawing, is added and obtains mixed liquor with n-amyl alcohol, hexamethylene, to mixed liquor
Middle addition cadmium nitrate and thiocarbamide, stir to dissolve, and deionized water is added, and form microemulsion, microemulsion is poured into reaction kettle
Hydrothermal synthesis, reaction product are cleaned repeatedly with ethyl alcohol, and alcohol is poured into after vacuum drying, and the alcohol for forming cadmiumsulfide quantum dot is molten
Liquid；
S2, using chitosan as matrix, through the cross-linking modified obtained cross-linked chitosan of epoxychloropropane, with activated carbon fibre with 1.5:2
Mass ratio be mixed to get mixed load material；
S3, nano titanic oxide sol is made with sol-gel method；
S4, nano titanic oxide sol is first impregnated in oxalic acid and the alcoholic solution of thioacetic acid, is then placed in made from S1
It is impregnated in cadmiumsulfide quantum dot alcoholic solution, then the mixed load material that the mixture after immersion is obtained with S2 is with 2:2.5's
Mass ratio mixing, sonic oscillation 1.5h obtain nano-photocatalyst material.
3. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: in the step (5)
It further include the albumen mountain flour and synergist anion for being 1:1.4:0.3 with negative ion powder mass ratio in negative ion powder concrete.
4. the environmental protection construction method on hydrophobic cement ground according to claim 3, it is characterised in that: the anion synergy
Agent is nano silica.
5. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: the concrete uses
Credit rating is the normal concrete of C25-C50, and the normal concrete includes cement, water, sand, stone, dispersing agent and diminishing
Agent, water-reducing agent account for the 0.4%-1.2% of cement quality, dispersing agent 0.5-1.1%, cement 300-500kg/m3, sand 500-800kg/
m3, stone 700-1200kg/m3。
6. the environmental protection construction method on hydrophobic cement ground according to claim 5, it is characterised in that: the cement is intensity
The portland cement of class 4 2.5, sand are that fineness modulus is 2.3-3, and average grain diameter is the medium river sand of 0.35-0.5mm, stone
The rubble for being 5-16mm for nominal size fraction ranges.
7. the environmental protection construction method on hydrophobic cement ground according to claim 5, it is characterised in that: the water-reducing agent is Asia
The double sodium naphthalene sulfonates of methyl, poly carboxylic acid series water reducer or HSB aliphatic water reducing agent.
8. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: in the step (2)
The dirt is the mixture of albarium and soil, and wherein the mass ratio of albarium and soil is 3:7.
9. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: in the step (4)
Moisture-proof layer of sand is by the mixing half of husky, sand base-material and pitch or pitch, the mixing semi-finished product A of wax and fine sand base-material and pitch, wax
Finished product B stirs evenly resulting full loose type shot-like particle by 60-85%A and 15-40%B.
10. the environmental protection construction method on hydrophobic cement ground according to claim 1, it is characterised in that: in the step (5)
The negative ion powder is made of by weight following components: 5-10 parts of tourmaline, 20-30 parts of diatomite, aluminum oxide 3-9
Part, 15-20 parts of zirconium oxide, 10-20 parts of basic zirconium phosphate, said components are crushed, is uniformly mixed and the negative ion powder is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810976019.8A CN109138355A (en) | 2018-08-24 | 2018-08-24 | The environmental protection construction method on hydrophobic cement ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810976019.8A CN109138355A (en) | 2018-08-24 | 2018-08-24 | The environmental protection construction method on hydrophobic cement ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109138355A true CN109138355A (en) | 2019-01-04 |
Family
ID=64828066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810976019.8A Pending CN109138355A (en) | 2018-08-24 | 2018-08-24 | The environmental protection construction method on hydrophobic cement ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109138355A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255904A (en) * | 2019-07-02 | 2019-09-20 | 浙江开尔新材料股份有限公司 | It can be except formaldehyde glaze slip, preparation method and the preparation method that formaldehyde enamel plate can be removed |
| CN111320448A (en) * | 2020-03-24 | 2020-06-23 | 上海舟润实业有限公司 | Autoclaved aerated concrete slab and preparation method thereof |
| CN115490477A (en) * | 2022-09-20 | 2022-12-20 | 海南省智慧环境投资控股有限公司 | Sea sand mortar for building and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101026199A (en) * | 2007-03-26 | 2007-08-29 | 浙江大学 | Method for for preparing cadmiumsulfide quantum dot sensitized porous titanium dioxide photoelectrode |
| CN103147563A (en) * | 2012-12-02 | 2013-06-12 | 上海馨来建筑装饰设计有限公司 | Environment-friendly construction method of moistureproof cement floor |
| CN104030637A (en) * | 2014-06-17 | 2014-09-10 | 浙江建设职业技术学院 | Bamboo charcoal fiber concrete material and preparation method thereof |
| CN106220075A (en) * | 2016-07-08 | 2016-12-14 | 华北水利水电大学 | A kind of self-compacting high performance concrete and preparation method thereof |
| JP2016223267A (en) * | 2015-06-04 | 2016-12-28 | デンカ株式会社 | Structure and construction method |
-
2018
- 2018-08-24 CN CN201810976019.8A patent/CN109138355A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101026199A (en) * | 2007-03-26 | 2007-08-29 | 浙江大学 | Method for for preparing cadmiumsulfide quantum dot sensitized porous titanium dioxide photoelectrode |
| CN103147563A (en) * | 2012-12-02 | 2013-06-12 | 上海馨来建筑装饰设计有限公司 | Environment-friendly construction method of moistureproof cement floor |
| CN104030637A (en) * | 2014-06-17 | 2014-09-10 | 浙江建设职业技术学院 | Bamboo charcoal fiber concrete material and preparation method thereof |
| JP2016223267A (en) * | 2015-06-04 | 2016-12-28 | デンカ株式会社 | Structure and construction method |
| CN106220075A (en) * | 2016-07-08 | 2016-12-14 | 华北水利水电大学 | A kind of self-compacting high performance concrete and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255904A (en) * | 2019-07-02 | 2019-09-20 | 浙江开尔新材料股份有限公司 | It can be except formaldehyde glaze slip, preparation method and the preparation method that formaldehyde enamel plate can be removed |
| CN110255904B (en) * | 2019-07-02 | 2022-02-18 | 浙江开尔新材料股份有限公司 | Glaze slip capable of removing formaldehyde, preparation method and preparation method of enamel plate capable of removing formaldehyde |
| CN111320448A (en) * | 2020-03-24 | 2020-06-23 | 上海舟润实业有限公司 | Autoclaved aerated concrete slab and preparation method thereof |
| CN115490477A (en) * | 2022-09-20 | 2022-12-20 | 海南省智慧环境投资控股有限公司 | Sea sand mortar for building and preparation method thereof |
| CN115490477B (en) * | 2022-09-20 | 2023-08-01 | 海南省智慧环境投资控股有限公司 | Marine sand mortar for building and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Shakir et al. | Properties of bricks made using fly ash, quarry dust and billet scale | |
| Jo et al. | Properties of concrete made with alkali-activated fly ash lightweight aggregate (AFLA) | |
| KR101173441B1 (en) | Permeable paving manufacture method to use eco-friendly recycled aggregate coated | |
| KR101173442B1 (en) | Permeable concrete block manufacture method to use eco-friendly recycled aggregate coated | |
| CN101994283B (en) | Steamed ecological water permeable environmentally friendly brick produced by waste ceramic residues and manufacturing method thereof | |
| CN101050129A (en) | Heat preservation and energy saving type lightweight, gas filled wall bricks, and preparation method | |
| KR101192238B1 (en) | Permeable paving manufacture method to use eco-friendly recycled aggregate double-coated | |
| CN105130333B (en) | A kind of non-evaporating foster high-strength cement sawdust-board and preparation method thereof | |
| CN101219872A (en) | Heat-preserving heat-insulating composite material for exterior wall of buildings and construction method thereof | |
| CN101844898A (en) | Multifunctional thermal insulation mortar and production method thereof | |
| EP2069257A2 (en) | Concrete composition with reduced shrinkage | |
| WO2014090790A1 (en) | Thermally insulating aerogel based rendering materials | |
| CN109138355A (en) | The environmental protection construction method on hydrophobic cement ground | |
| CN1792976A (en) | Superlight vitrification micropearl morttar | |
| Jia et al. | Applications of aerogel in cement-based thermal insulation materials: an overview | |
| Tang et al. | A comparison study of aggregate carbonation and concrete carbonation for the enhancement of recycled aggregate pervious concrete | |
| CN112194433A (en) | Construction waste recycled concrete | |
| Shi et al. | A novel thermal insulation composite fabricated with industrial solid wastes and expanded polystyrene beads by compression method | |
| CN102503276A (en) | Porous perlite sound absorption material | |
| Shaaban et al. | Effect of micro TiO₂ on cement mortar | |
| CN102875053A (en) | Compound type powder waterproof agent and preparation method thereof | |
| Wang et al. | Intelligent concrete with self-x capabilities for smart cities | |
| Tao et al. | Utilization of sandy soil as the primary raw material in production of unfired bricks | |
| Shaaban | Sustainability of excavation soil and red brick waste in rammed earth | |
| Xiang et al. | Investigation on preparation and compressive strength model of steel slag foam concrete |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |
|
| RJ01 | Rejection of invention patent application after publication |