CN107056177B - A kind of composite light aggregate eco-cement concrete floating bed and preparation method thereof - Google Patents
A kind of composite light aggregate eco-cement concrete floating bed and preparation method thereof Download PDFInfo
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- CN107056177B CN107056177B CN201710488935.2A CN201710488935A CN107056177B CN 107056177 B CN107056177 B CN 107056177B CN 201710488935 A CN201710488935 A CN 201710488935A CN 107056177 B CN107056177 B CN 107056177B
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
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Abstract
The invention discloses a kind of composite light aggregate eco-cement concrete floating beds, it includes float stone 20-30 parts, 2-5 parts of EPS granular polystyrene, 20-30 parts of cement, 9-16.5 parts of water, 0.2-0.3 parts of water-reducing agent, 0.1-0.2 parts of adjustable solidification agent that its is raw materials used in parts by weight, float stone partial size is having a size of 26.50-31.50mm, EPS granular polystyrene diameter dimension is 20.00-30.00mm, the planting hole that round log of the present invention is formed after taking out can play fixed effect to water plant seedling, and the root system of water plant can be allowed to be easier to contact with water;Concrete floating bed porosity is big, can provide adequate space for plant root growth;Float stone and EPS granular polystyrene is compound, floating bed density is reduced, realizes floating;Utilize the porous adsorption capacity of hydrolysis product of cement and float stone, suction-operated is generated to the nutritional ingredient in eutrophic water body, then nutrient is provided to the water plant being planted in floating bed, floating bed and eutrophic water body can be achieved to the dual offer nutrient of water plant, there is good action to the detergent power for improving eutrophic water body.
Description
Technical field
The present invention relates to floating bed preparation technical field, specifically a kind of composite light aggregate eco-cement concrete floating bed and
Preparation method.
Background technique
Composite light aggregate eco-cement concrete floating bed: be by float stone and EPS granular polystyrene being composite aggregate, with sulphur aluminium
Hydrochlorate special cement is lightweight concrete floating bed made of cementitious material.The floating bed can float on the water, and can carry certain matter
Float stone in the plant of amount, plant and floating bed aggregate can purify eutrophic water body.Float stone: being a kind of porous, lightweight glass
Glass matter acidity volcano effusive rock, main component are silica and aluminium oxide, bulk density 300.00Kg/m3, porosity is
7l.80-81.00%, water absorption rate 50.00-60.00%.EPS granular polystyrene: being white spherical particle, and main component is furfural,
Diameter is 20.00-30.00mm, bulk density 13.00Kg/m3, apparent density 24.80Kg/m3.Water-reducing agent: being that one kind exists
Under conditions of maintaining concrete fluidity or the slump constant, the concrete admixture of mixing water amount can be reduced.Round log: being straight
Diameter is 25.00mm, and the cylindric pine that length is 70.00-80.00mm and surface is smooth, effect is for the life of composite light aggregate
State cement concrete floating bed provide planting hole, in the prior art, at present applied by it is biological floating bed be organic plastics floating bed, should
Class floating bed itself does not have detergent power, and floating bed plastics easy firing, aging and deformation to water body, influences the service safety of floating bed
And durability, existing floating bed materials are mostly non-environmental protection plastic material, plastics itself do not have the ability of purifying water body, and plastics
Easy firing, aging and deformation, and can produce secondary pollution.
Utility model content
Invention is designed to provide a kind of composite light aggregate eco-cement concrete floating bed and preparation method thereof, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, invention provides the following technical solutions:
A kind of composite light aggregate eco-cement concrete floating bed, raw materials used include float stone 20-30 in parts by weight
Part, 2-5 parts of EPS granular polystyrene, 20-30 parts of cement, 9-16.5 parts of water, 0.2-0.3 parts of water-reducing agent, 0.1-0.2 parts of adjustable solidification agent are floated
For stone grain diameter having a size of 26.50-31.50mm, EPS granular polystyrene diameter dimension is 20.00-30.00mm.
As a further solution of the present invention: the float stone bulk density is 300.00kg/m3。
As a further solution of the present invention: the EPS granular polystyrene bulk density is 14.80kg/m3。
As a further solution of the present invention: the cement uses high-early-strength type sulphate aluminium cement.
As a further solution of the present invention: the water-reducing agent uses polycarboxylic acids dehydragent.
As a further solution of the present invention: the adjustable solidification agent has the component for adjusting solidifying effect using boric acid class.
Preparation method of the invention, comprising the following steps:
(1) load weighted float stone and EPS granular polystyrene are placed in blender and stir 30-50s, obtain composite light bone
Material;
(2) water-reducing agent, adjustable solidification agent are added into water and dissolves by the 45.00-55.00% for taking moisture total amount in raw material proportioning,
Dissolved solution is placed in blender and stirs 45-55s, cement total amount in raw material proportioning is added after stirring into solution
40.00-55.00% is stirred 45-65s again, and remaining 55.00- in raw material proportioning is added into the mixture after stirring
The cement of remaining 60.00-45.00% in 45.00% moisture and raw material proportioning obtains composite light after stirring 80-120s
Aggregate eco-cement concrete;
(3) taking a specification is 100.00mm × 300.00mm × 300.00mm mold, compound by what is obtained after stirring
Lightweight aggregate eco-cement concrete is encased in formation first layer concrete structure in mold, and consolidates;
(4) composite light aggregate eco-cement concrete is encased on the first layer concrete and forms the second layer concrete knot
Structure erects while being packed into composite light aggregate eco-cement concrete the second layer concrete of formation into the second layer concrete
It is directly put into round log, the depth that round log is inserted into the second layer concrete is the thickness of the second layer concrete, and round log is placed in each mold
12-18 root, round log and the die edge placing height at the top of 20-40mm, round log between 30-40mm, adjacent round log
It is higher by mold 20-30mm;
(5) it fills and leads up after concrete for mold to be placed on shake table in mold and vibrates 6-10s, vibrocast concrete top surface is filled out
It is flat, and be placed in standard curing room and conserved;
(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken out, is i.e. completion composite light bone
Expect the production of eco-cement concrete floating bed.
Compared with prior art, the beneficial effects of the present invention are: the planting hole that round log is formed after taking out can be to aquatic plant
Object seedling plays fixed effect, and the root system of water plant can be allowed to be easier to contact with water;Concrete floating bed porosity
Greatly, adequate space can be provided for plant root growth;Float stone and EPS granular polystyrene is compound, floating bed density is reduced, realizes drift
It is floating;Using the porous adsorption capacity of hydrolysis product of cement and float stone, suction-operated is generated to the nutritional ingredient in eutrophic water body,
Then nutrient is provided to the water plant that is planted in floating bed, it can be achieved that floating bed and eutrophic water body are to the dual offer of water plant
Nutrient has good action to the detergent power for improving eutrophic water body.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of floating bed.
Specific embodiment
Below in conjunction with the attached drawing in inventive embodiments, the technical solution in inventive embodiments is carried out clearly and completely
Description, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments.Based in invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
Belong to the range of invention protection.
Embodiment 1:
Referring to Fig. 1, a kind of composite light aggregate eco-cement concrete floating bed is used former in the embodiment of the present invention
Material includes 20 parts of float stone, 5 parts of EPS granular polystyrene, 20 parts of cement, 9 parts of water, 0.2 part of water-reducing agent, adjustable solidification agent 0.1 in parts by weight
Part, for float stone partial size having a size of 26.50-31.50mm, float stone bulk density is 300.00kg/m3, EPS granular polystyrene diameter dimension
For 20.00mm, EPS granular polystyrene bulk density is 14.80kg/m3, cement is using high-early-strength type sulphate aluminium cement, diminishing
Agent uses polycarboxylic acids dehydragent, and adjustable solidification agent has the component for adjusting solidifying effect, composite light aggregate eco-cement using boric acid class
The preparation method of concrete floating bed is the following steps are included: load weighted float stone and EPS granular polystyrene are placed in blender and are stirred by (1)
30s is mixed, composite light aggregate is obtained;(2) 45.00% of moisture total amount in raw material proportioning is taken, water-reducing agent is added into water, adjusts and coagulates
Agent is simultaneously dissolved, and dissolved solution is placed in blender and stirs 45s, and it is total that cement in raw material proportioning is added after stirring into solution
Amount 40.00% is stirred 45s again, be added into the mixture after stirring in raw material proportioning remaining 55.00% moisture with
And in raw material proportioning remaining 60.00% cement, stir 80s after obtain composite light aggregate eco-cement concrete;(3) it takes
One specification is 100.00mm × 300.00mm × 300.00mm mold, the composite light aggregate eco-cement that will be obtained after stirring
Concrete is encased in formation first layer concrete structure in mold, and consolidates;(4) by composite light aggregate eco-cement concrete
It is encased in formation second layer concrete structure on the first layer concrete, is formed being packed into composite light aggregate eco-cement concrete
While second layer concrete, it is put into round log vertically into the second layer concrete, the depth that round log is inserted into the second layer concrete is
The thickness of second layer concrete, round log places 12-18 root in each mold, and round log and die edge are adjacent at a distance of 30-40mm
Placing height is higher by mold 20-30mm at the top of 20-40mm, round log between round log, and round log is that diameter is 25.00mm, length
For the smooth cylindric pine of 70.00-80.00mm and surface, plant is provided for composite light aggregate eco-cement concrete floating bed
Raw hole;(5) it fills and leads up after concrete for mold to be placed on shake table in mold and vibrates 6s, vibrocast concrete top surface is filled and led up, and
It is placed in standard curing room and is conserved;(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken
Out, that is, the production of composite light aggregate eco-cement concrete floating bed is completed.
When the invention works, raw material is pressed into 20 parts of float stone, 5 parts of EPS granular polystyrene, 20 parts of cement, 9 parts of water, water-reducing agent 0.2
Part, 0.1 part of adjustable solidification agent of parts by weight are prepared, and using high-early-strength type sulphate aluminium cement as cementitious material, have effectively been ensured floating
The intensity of bed simultaneously prevents from deforming, and using float stone and EPS granular polystyrene as aglite, takes float stone partial size having a size of 26.50-
31.50mm, bulk density 300.00kg/m3, taking EPS granular polystyrene diameter dimension is 20.00mm, and bulk density is
14.80kg/m3, after being mixed, it is fitted into the floating bed that tamping in mold forms two layers of concrete structure, utilizes hydrated cementitious
The porous structure and its good absorption property of product and float stone can generate absorption to the nutritional ingredient in eutrophic water body and make
With providing nutrient to the water plant that is planted in floating bed, can be realized floating bed and eutrophic water body and mentioned to water plant is dual
For nutrient, there is good action to the detergent power for improving eutrophic water body, the floating bed prepared by the method for the invention can have
Eutrophy ingredient in effect absorption eutrophic water body, water plant can directly absorb the eutrophy ingredient in water, also can absorb floating
The eutrophy ingredient of bed absorption, nutrient can be provided, it can be achieved that double purified water to water plant by making floating bed and eutrophic water body
The purpose of body improves the detergent power to water body, meanwhile, by the way that float stone and EPS granular polystyrene is compound, it is close floating bed can be reduced
Degree realizes floating, due to being coated with one layer of cement slurry in granular polystyrene, can play the fire retardation to granular polystyrene, water
Body and floating bed itself can provide nutrient to the plant being planted in floating bed, and the present invention is raw by the plant formed after taking out round log
Hole can play fixed effect to water plant seedling, and the root system of water plant can be allowed to be easier to contact with water;It is mixed
Solidifying soil floating bed porosity is big, can provide adequate space for plant root growth;Float stone and EPS granular polystyrene is compound, it reduces
Floating bed density realizes floating;It, can be to the battalion in eutrophic water body by the porous adsorption capacity of hydrolysis product of cement and float stone
A point generation suction-operated is formed, then provides nutrient, it can be achieved that floating bed and eutrophic water to the water plant being planted in floating bed
Body has good action to the dual offer nutrient of water plant, to the detergent power for improving eutrophic water body.
Embodiment 2:
Referring to Fig. 1, a kind of composite light aggregate eco-cement concrete floating bed is used former in the embodiment of the present invention
Material includes 30 parts of float stone, 2 parts of EPS granular polystyrene, 30 parts of cement, 16.5 parts of water, 0.3 part of water-reducing agent, adjustable solidification agent in parts by weight
0.2 part, for float stone partial size having a size of 26.50-31.50mm, float stone bulk density is 300.00kg/m3, EPS granular polystyrene diameter ruler
Very little is 30.00mm, and EPS granular polystyrene bulk density is 14.80kg/m3, cement use high-early-strength type sulphate aluminium cement, subtract
Aqua uses polycarboxylic acids dehydragent, and adjustable solidification agent has the component for adjusting solidifying effect, composite light aggregate ecological water using boric acid class
The preparation method of cement concrete floating bed is the following steps are included: load weighted float stone and EPS granular polystyrene are placed in blender by (1)
50s is stirred, composite light aggregate is obtained;(2) 55.00% of moisture total amount in raw material proportioning is taken, water-reducing agent is added into water, adjusts
Solidifying agent is simultaneously dissolved, and dissolved solution is placed in blender and stirs 55s, cement in raw material proportioning is added after stirring into solution
The 55.00% of total amount is stirred 65s again, and in raw material proportioning remaining 45.00% moisture is added into the mixture after stirring
And in raw material proportioning remaining 45.00% cement, stir 120s after obtain composite light aggregate eco-cement concrete;(3)
Taking a specification is 100.00mm × 300.00mm × 300.00mm mold, the composite light aggregate ecological water that will be obtained after stirring
Cement concrete is encased in formation first layer concrete structure in mold, and consolidates;(4) by composite light aggregate eco-cement coagulation
Soil is encased in formation second layer concrete structure on the first layer concrete, is being packed into composite light aggregate eco-cement concrete shape
While at the second layer concrete, it is put into round log vertically into the second layer concrete, round log is inserted into the depth of the second layer concrete
For the thickness of the second layer concrete, round log places 12-18 root in each mold, and round log and die edge are at a distance of 30-40mm, phase
Placing height is higher by mold 20-30mm at the top of 20-40mm, round log between adjacent round log;(5) it is incited somebody to action after filling and leading up concrete in mold
Mold, which is placed on shake table, vibrates 10s, and vibrocast concrete top surface is filled and led up, and is placed in standard curing room and is conserved;
(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken out, is i.e. completion composite light aggregate ecological water
The production of cement concrete floating bed.
When the invention works, raw material is pressed into 30 parts of float stone, 2 parts of EPS granular polystyrene, 30 parts of cement, 16.5 parts of water, water-reducing agent
0.3 part, 0.2 part of adjustable solidification agent of parts by weight prepare, it is effective to ensure using high-early-strength type sulphate aluminium cement as cementitious material
The intensity of floating bed simultaneously prevents from deforming, and using float stone and EPS granular polystyrene as aglite, takes float stone partial size having a size of 26.50-
31.50mm, bulk density 300.00kg/m3, taking EPS granular polystyrene diameter dimension is 30.00mm, and bulk density is
14.80kg/m3, after being mixed, it is fitted into the floating bed that tamping in mold forms two layers of concrete structure, utilizes hydrated cementitious
The porous structure and its good absorption property of product and float stone can generate absorption to the nutritional ingredient in eutrophic water body and make
With providing nutrient to the water plant that is planted in floating bed, can be realized floating bed and eutrophic water body and mentioned to water plant is dual
For nutrient, there is good action to the detergent power for improving eutrophic water body, the floating bed prepared by the method for the invention can have
Eutrophy ingredient in effect absorption eutrophic water body, water plant can directly absorb the eutrophy ingredient in water, also can absorb floating
The eutrophy ingredient of bed absorption, nutrient can be provided, it can be achieved that double purified water to water plant by making floating bed and eutrophic water body
The purpose of body improves the detergent power to water body, meanwhile, by the way that float stone and EPS granular polystyrene is compound, it is close floating bed can be reduced
Degree realizes floating, due to being coated with one layer of cement slurry in granular polystyrene, can play the fire retardation to granular polystyrene, water
Body and floating bed itself can provide nutrient to the plant being planted in floating bed, and the present invention is raw by the plant formed after taking out round log
Hole can play fixed effect to water plant seedling, and the root system of water plant can be allowed to be easier to contact with water;It is mixed
Solidifying soil floating bed porosity is big, can provide adequate space for plant root growth;Float stone and EPS granular polystyrene is compound, it reduces
Floating bed density realizes floating;It, can be to the battalion in eutrophic water body by the porous adsorption capacity of hydrolysis product of cement and float stone
A point generation suction-operated is formed, then provides nutrient, it can be achieved that floating bed and eutrophic water to the water plant being planted in floating bed
Body has good action to the dual offer nutrient of water plant, to the detergent power for improving eutrophic water body.
Embodiment 3:
Referring to Fig. 1, a kind of composite light aggregate eco-cement concrete floating bed is used former in the embodiment of the present invention
Material includes 24 parts of float stone, 4 parts of EPS granular polystyrene, 24 parts of cement, 13 parts of water, 0.25 part of water-reducing agent, adjustable solidification agent in parts by weight
0.15 part, for float stone partial size having a size of 26.50-31.50mm, float stone bulk density is 300.00kg/m3, EPS granular polystyrene diameter
Having a size of 20.00mm, EPS granular polystyrene bulk density is 14.80kg/m3, cement use high-early-strength type sulphate aluminium cement,
Water-reducing agent uses polycarboxylic acids dehydragent, and adjustable solidification agent has the component for adjusting solidifying effect, composite light aggregate ecology using boric acid class
The preparation method of cement concrete floating bed is the following steps are included: load weighted float stone and EPS granular polystyrene are placed in blender by (1)
Middle stirring 40s, obtains composite light aggregate;(2) take 50.00% of moisture total amount in raw material proportioning, into water be added water-reducing agent,
Adjustable solidification agent simultaneously dissolves, and dissolved solution is placed in blender and stirs 50s, and water in raw material proportioning is added after stirring into solution
The 50.00% of mud total amount is stirred 55s again, and in raw material proportioning remaining 50.00% water is added into the mixture after stirring
Point and raw material proportioning in remaining 50.00% cement, stir 100s after obtain composite light aggregate eco-cement concrete;
(3) taking a specification is 100.00mm × 300.00mm × 300.00mm mold, and the composite light aggregate obtained after stirring is raw
State cement concrete is encased in formation first layer concrete structure in mold, and consolidates;(4) by composite light aggregate eco-cement
Concrete is encased in formation second layer concrete structure on the first layer concrete, is being packed into composite light aggregate eco-cement coagulation
While soil forms the second layer concrete, it is put into round log vertically into the second layer concrete, round log is inserted into the second layer concrete
Depth is the thickness of the second layer concrete, and round log places 12-18 root in each mold, and round log and die edge are at a distance of 30-
40mm, placing height is higher by mold 20-30mm at the top of 20-40mm, round log between adjacent round log;(5) it is filled and led up in mold mixed
Mold is placed on shake table after solidifying soil and vibrates 8s, vibrocast concrete top surface is filled and led up, and be placed in standard curing room into
Row maintenance;(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken out, is i.e. completion composite light bone
Expect the production of eco-cement concrete floating bed.
When the invention works, raw material is pressed into 24 parts of float stone, 4 parts of EPS granular polystyrene, 24 parts of cement, 13 parts of water, water-reducing agent
0.25 part, 0.15 part of adjustable solidification agent of parts by weight prepare, it is effective to ensure using high-early-strength type sulphate aluminium cement as cementitious material
The intensity of floating bed simultaneously prevents from deforming, and using float stone and EPS granular polystyrene as aglite, takes float stone partial size having a size of 26.50-
31.50mm, bulk density 300.00kg/m3, taking EPS granular polystyrene diameter dimension is 20.00mm, and bulk density is
14.80kg/m3, after being mixed, it is fitted into the floating bed that tamping in mold forms two layers of concrete structure, utilizes hydrated cementitious
The porous structure and its good absorption property of product and float stone can generate absorption to the nutritional ingredient in eutrophic water body and make
With providing nutrient to the water plant that is planted in floating bed, can be realized floating bed and eutrophic water body and mentioned to water plant is dual
For nutrient, there is good action to the detergent power for improving eutrophic water body, the floating bed prepared by the method for the invention can have
Eutrophy ingredient in effect absorption eutrophic water body, water plant can directly absorb the eutrophy ingredient in water, also can absorb floating
The eutrophy ingredient of bed absorption, nutrient can be provided, it can be achieved that double purified water to water plant by making floating bed and eutrophic water body
The purpose of body improves the detergent power to water body, meanwhile, by the way that float stone and EPS granular polystyrene is compound, it is close floating bed can be reduced
Degree realizes floating, due to being coated with one layer of cement slurry in granular polystyrene, can play the fire retardation to granular polystyrene, water
Body and floating bed itself can provide nutrient to the plant being planted in floating bed, and the present invention is raw by the plant formed after taking out round log
Hole can play fixed effect to water plant seedling, and the root system of water plant can be allowed to be easier to contact with water;It is mixed
Solidifying soil floating bed porosity is big, can provide adequate space for plant root growth;Float stone and EPS granular polystyrene is compound, it reduces
Floating bed density realizes floating;It, can be to the battalion in eutrophic water body by the porous adsorption capacity of hydrolysis product of cement and float stone
A point generation suction-operated is formed, then provides nutrient, it can be achieved that floating bed and eutrophic water to the water plant being planted in floating bed
Body has good action to the dual offer nutrient of water plant, to the detergent power for improving eutrophic water body.
It is obvious to a person skilled in the art that invention is not limited to the details of above-mentioned exemplary embodiment, and not
In the case where the spirit or essential attributes of invention, invention can be realized in other specific forms.Therefore, no matter from which
Point from the point of view of, the present embodiments are to be considered as illustrative and not restrictive, the range of invention by appended claims and
It is not that above description limits, it is intended that all changes that come within the meaning and range of equivalency of the claims are included
In invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of composite light aggregate eco-cement concrete floating bed, it is raw materials used in parts by weight include float stone 20-30 parts,
2-5 parts of EPS granular polystyrene, 20-30 parts of cement, 9-16.5 parts of water, 0.2-0.3 parts of water-reducing agent, 0.1-0.2 parts of adjustable solidification agent, float stone
Particle size is 26.50-31.50mm, and EPS granular polystyrene diameter dimension is 20.00-30.00mm, which is characterized in that including with
Lower step:
(1) load weighted float stone and EPS granular polystyrene are placed in blender and stir 30-50s, obtain composite light aggregate;
(2) water-reducing agent, adjustable solidification agent are added into water and dissolves by the 45.00-55.00% for taking moisture total amount in raw material proportioning, will be molten
Solution after solution, which is placed in blender, stirs 45-55s, and the 40.00- of cement total amount in raw material proportioning is added after stirring into solution
55.00% is stirred 45-65s again, and remaining 55.00-45.00% in raw material proportioning is added into the mixture after stirring
The cement of remaining 60.00-45.00% in moisture and raw material proportioning obtains composite light aggregate ecology after stirring 80-120s
Cement concrete;
(3) taking a specification is 100.00mm × 300.00mm × 300.00mm mold, the composite light bone that will be obtained after stirring
Material eco-cement concrete is encased in formation first layer concrete structure in mold, and consolidates;
(4) composite light aggregate eco-cement concrete is encased in formation second layer concrete structure on the first layer concrete,
While being packed into composite light aggregate eco-cement concrete the second layer concrete of formation, put vertically into the second layer concrete
Enter round log, the depth that round log is inserted into the second layer concrete is the thickness of the second layer concrete, and round log places 12-18 in each mold
The high depanning of placing height at the top of 20-40mm, round log between 30-40mm, adjacent round log of root, round log and die edge
Has 20-30mm;
(5) it fills and leads up after concrete for mold to be placed on shake table in mold and vibrates 6-10s, vibrocast concrete top surface is filled and led up,
And it is placed in standard curing room and is conserved;
(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken out, is i.e. completion composite light aggregate is raw
The production of state cement concrete floating bed.
2. composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that the float stone heap
Product density is 300.00kg/m3。
3. composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that the EPS is poly-
Benzene packing density of particle is 14.80kg/m3。
4. composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that the cement is adopted
With high-early-strength type sulphate aluminium cement.
5. composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that the water-reducing agent
Using polycarboxylic acids dehydragent.
6. composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that the adjustable solidification agent
There is the component for adjusting solidifying effect using boric acid class.
7. the preparation method of composite light aggregate eco-cement concrete floating bed according to claim 1, which is characterized in that
The following steps are included:
(1) load weighted float stone and EPS granular polystyrene are placed in blender and stir 30-50s, obtain composite light aggregate;
(2) water-reducing agent, adjustable solidification agent are added into water and dissolves by the 45.00-55.00% for taking moisture total amount in raw material proportioning, will
Dissolved solution, which is placed in blender, stirs 45-55s, and cement total amount in raw material proportioning is added after stirring into solution
40.00-55.00% is stirred 45-65s again, and remaining 55.00- in raw material proportioning is added into the mixture after stirring
The cement of remaining 60.00-45.00% in 45.00% moisture and raw material proportioning, stir 80-120s after obtain it is compound
Lightweight aggregate eco-cement concrete;
(3) taking a specification is 100.00mm × 300.00mm × 300.00mm mold, the composite light bone that will be obtained after stirring
Material eco-cement concrete is encased in formation first layer concrete structure in mold, and consolidates;
(4) composite light aggregate eco-cement concrete is encased in formation second layer concrete structure on the first layer concrete,
While being packed into composite light aggregate eco-cement concrete the second layer concrete of formation, put vertically into the second layer concrete
Enter round log, the depth that round log is inserted into the second layer concrete is the thickness of the second layer concrete, and round log places 12-18 in each mold
The high depanning of placing height at the top of 20-40mm, round log between 30-40mm, adjacent round log of root, round log and die edge
Has 20-30mm;
(5) it fills and leads up after concrete for mold to be placed on shake table in mold and vibrates 6-10s, vibrocast concrete top surface is filled and led up,
And it is placed in standard curing room and is conserved;
(6) indoor mold will be conserved to demould after placing 24 hours, and round log will be taken out, is i.e. completion composite light aggregate
The production of eco-cement concrete floating bed.
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CN109264869A (en) * | 2018-10-22 | 2019-01-25 | 江苏大学 | A kind of apparatus system suitable for water course in situ purified treatment |
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