CN116553870A - Environment-friendly concrete formula for prefabricated rainwater and sewage well and preparation method of environment-friendly concrete formula - Google Patents
Environment-friendly concrete formula for prefabricated rainwater and sewage well and preparation method of environment-friendly concrete formula Download PDFInfo
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- CN116553870A CN116553870A CN202310489137.7A CN202310489137A CN116553870A CN 116553870 A CN116553870 A CN 116553870A CN 202310489137 A CN202310489137 A CN 202310489137A CN 116553870 A CN116553870 A CN 116553870A
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- 239000004567 concrete Substances 0.000 title claims abstract description 142
- 239000010865 sewage Substances 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 72
- 239000000203 mixture Substances 0.000 claims abstract description 34
- 239000004568 cement Substances 0.000 claims abstract description 32
- 238000002156 mixing Methods 0.000 claims abstract description 32
- 239000002699 waste material Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000012744 reinforcing agent Substances 0.000 claims abstract description 14
- 230000007613 environmental effect Effects 0.000 claims abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 238000012216 screening Methods 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000004576 sand Substances 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 238000005336 cracking Methods 0.000 claims description 12
- 239000002440 industrial waste Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 239000002985 plastic film Substances 0.000 claims description 7
- 229920006255 plastic film Polymers 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- 230000003203 everyday effect Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 2
- 238000009472 formulation Methods 0.000 claims 6
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 238000009417 prefabrication Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000008929 regeneration Effects 0.000 description 16
- 238000011069 regeneration method Methods 0.000 description 16
- 238000007873 sieving Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/04—Preventing evaporation of the mixing water
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof, comprising the following steps of: firstly, crushing waste concrete by hammering to remove reinforcing steel bars and various impurities, then putting crushed materials into a crusher to crush, and screening the crushed materials by a screen. This prefabricated rain sewage well concrete environmental protection formula of assembled and preparation method thereof, this application makes it more environmental protection when using the method of this application to make the concrete prefabrication piece through adding the reclaimed material, the cement that needs to consume reduces moreover through adding and subtracting splitting agent and solidification reinforcing agent to can make the concrete prefabrication piece crack resistance that this application made stronger, make it conveniently use, in addition smash the back to the reclaimed material, sieve it, make it can more convenient mix, make it can more even with cement mixing, make it convenient use.
Description
Technical Field
The invention relates to the technical field of rain and sewage wells, in particular to an environment-friendly formula of prefabricated rain and sewage well concrete and a preparation method thereof.
Background
Concrete refers to a generic term for engineering composite materials in which aggregate is glued into a whole by a cementitious material. The term concrete generally refers to cement as a cementing material, and sand and stone as aggregate; the cement concrete obtained by mixing the cement concrete and water according to a certain proportion, which is also called ordinary concrete, is widely applied to civil engineering, cement, asphalt ground and various large-scale buildings in cities are rapidly increased, and a municipal rainwater and sewage system which is required to be matched is also more and more huge, and a municipal sewage well is an important ring in the municipal rainwater and sewage system, so that a simple method is required to prepare the sewage well.
However, when the diameter of the sewage well is prepared, the sewage well is easy to crack, so that the sewage well is easy to damage, and the structural strength is poor, so that the sewage well is inconvenient to use.
Therefore, we propose an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof so as to solve the problems.
Disclosure of Invention
The invention aims to provide an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof, which are used for solving the problems that the prefabricated rainwater and sewage well concrete is easy to crack and damage due to the fact that the prefabricated rainwater and sewage well concrete is easy to crack when being prepared for the diameter of a sewage well, and is poor in structural strength and inconvenient to use.
In order to achieve the above purpose, the present invention provides the following technical solutions: an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof are characterized in that: the raw materials comprise 100-150 parts of cement, 200-250 parts of sand, 400-450 parts of cobble, 50-75 parts of water, 25-40 parts of a crack reducing agent, 15-20 parts of a curing reinforcing agent, 50-60 parts of industrial waste residues, 10-15 parts of an adhesive and 400-500 parts of a regenerated material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering to remove reinforcing steel bars and various impurities, then putting crushed materials into a crusher to crush, and screening the crushed materials by a screen;
(2) Mixing of recycled materials: adding water into the concrete reclaimed materials, and then mixing the concrete reclaimed materials to uniformly stir the concrete reclaimed materials;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and a binding agent into water, stirring and mixing the materials, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), and continuously stirring the mixture.
Preferably, in the step (1), after the waste concrete is hammered, the waste concrete is put into water so that dust can be removed.
Preferably, the time of putting the water in the step (1) is 1h.
Preferably, the crushed materials in the step (1) are put into a crusher for crushing, and fine sand with the diameter of 1-3mm is crushed.
Preferably, in the step (2), the mixture is stirred for 3 hours, and the temperature is kept at 35 ℃.
Preferably, in the step (3), the cement is stirred for 2 hours, and the temperature is kept at 45 ℃.
Preferably, after the step (3) mixes the mixture together, the temperature is maintained at 55 ℃, and the stirring time is set at 2 hours.
A preparation method of prefabricated rainwater and sewage well concrete is characterized by comprising the following steps of: the method comprises the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
Compared with the prior art, the invention has the beneficial effects that: the environment-friendly concrete formula of the prefabricated rain sewage well and the preparation method thereof are provided;
this application makes it more environmental protection when using the method preparation concrete prefab of this application through adding the reclaimed material, cement that needs to consume reduces, and through adding crack reducer and solidification reinforcing agent, thereby the concrete prefab crack resistance that makes this application make is stronger, make it conveniently use, and smash the back to reclaimed material, sieve it, make it can more convenient mix, make it can mix more evenly with cement, make it conveniently use, and when making concrete bilge well prefab, can strengthen its intensity through adding the reinforcing bar, thereby can prevent that it from breaking, and through laying plastic film at the surface of concrete prefab, make it prevent to take place the fracture, thereby make it conveniently use, and through watering on its surface, make it conveniently use.
Detailed Description
The following description will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention provides a technical scheme that: an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof are characterized in that: the raw materials comprise 100 parts of cement, 200 parts of sand, 400 parts of cobble, 50 parts of water, 25 parts of a crack reducing agent, 15 parts of a curing reinforcing agent, 50 parts of industrial waste residues, 10-15 parts of an adhesive and 400 parts of a reclaimed material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering, putting the crushed waste concrete into water to remove dust, putting the crushed waste concrete into the water for 1h to remove reinforcing steel bars and various impurities, putting the crushed materials into a crusher to crush the crushed materials into fine sand with the diameter of 1-3mm, and sieving the crushed materials through a screen;
(2) Mixing of recycled materials: adding water into the concrete regeneration material, mixing the concrete regeneration material, uniformly stirring the concrete regeneration material, stirring the concrete regeneration material for 3 hours, and keeping the temperature at 35 ℃;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and an adhesive into water, stirring and mixing the materials, stirring the cement for 2 hours, keeping the temperature at 45 ℃, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), continuously stirring the mixture, keeping the temperature at 55 ℃ after the mixture is mixed together, and setting the stirring time at 2 hours.
A method for preparing prefabricated concrete for a rain sewage well, comprising the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
Example two
The invention provides a technical scheme that: an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof are characterized in that: the raw materials comprise 110 parts of cement, 210 parts of sand, 410 parts of cobble, 55 parts of water, 27 parts of a crack reducing agent, 16 parts of a curing reinforcing agent, 52 parts of industrial waste residues, 11 parts of an adhesive and 430 parts of a reclaimed material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering, putting the crushed waste concrete into water to remove dust, putting the crushed waste concrete into the water for 1h to remove reinforcing steel bars and various impurities, putting the crushed materials into a crusher to crush the crushed materials into fine sand with the diameter of 1-3mm, and sieving the crushed materials through a screen;
(2) Mixing of recycled materials: adding water into the concrete regeneration material, mixing the concrete regeneration material, uniformly stirring the concrete regeneration material, stirring the concrete regeneration material for 3 hours, and keeping the temperature at 35 ℃;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and an adhesive into water, stirring and mixing the materials, stirring the cement for 2 hours, keeping the temperature at 45 ℃, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), continuously stirring the mixture, keeping the temperature at 55 ℃ after the mixture is mixed together, and setting the stirring time at 2 hours.
A method for preparing prefabricated concrete for a rain sewage well, comprising the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
Example III
The invention provides a technical scheme that: an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof are characterized in that: 130 parts of cement, 230 parts of sand, 430 parts of cobble, 65 parts of water, 30 parts of a crack reducing agent, 17 parts of a curing reinforcing agent, 57 parts of industrial waste residues, 13 parts of an adhesive and 450 parts of a reclaimed material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering, putting the crushed waste concrete into water to remove dust, putting the crushed waste concrete into the water for 1h to remove reinforcing steel bars and various impurities, putting the crushed materials into a crusher to crush the crushed materials into fine sand with the diameter of 1-3mm, and sieving the crushed materials through a screen;
(2) Mixing of recycled materials: adding water into the concrete regeneration material, mixing the concrete regeneration material, uniformly stirring the concrete regeneration material, stirring the concrete regeneration material for 3 hours, and keeping the temperature at 35 ℃;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and an adhesive into water, stirring and mixing the materials, stirring the cement for 2 hours, keeping the temperature at 45 ℃, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), continuously stirring the mixture, keeping the temperature at 55 ℃ after the mixture is mixed together, and setting the stirring time at 2 hours.
A method for preparing prefabricated concrete for a rain sewage well, comprising the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
Example IV
The invention provides a technical scheme that: an environment-friendly formula of prefabricated rainwater and sewage well concrete and a preparation method thereof are characterized in that: the raw materials comprise 150 parts of cement, 250 parts of sand, 450 parts of cobble, 75 parts of water, 40 parts of a crack reducing agent, 20 parts of a curing reinforcing agent, 60 parts of industrial waste residues, 15 parts of an adhesive and 500 parts of a reclaimed material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering, putting the crushed waste concrete into water to remove dust, putting the crushed waste concrete into the water for 1h to remove reinforcing steel bars and various impurities, putting the crushed materials into a crusher to crush the crushed materials into fine sand with the diameter of 1-3mm, and sieving the crushed materials through a screen;
(2) Mixing of recycled materials: adding water into the concrete regeneration material, mixing the concrete regeneration material, uniformly stirring the concrete regeneration material, stirring the concrete regeneration material for 3 hours, and keeping the temperature at 35 ℃;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and an adhesive into water, stirring and mixing the materials, stirring the cement for 2 hours, keeping the temperature at 45 ℃, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), continuously stirring the mixture, keeping the temperature at 55 ℃ after the mixture is mixed together, and setting the stirring time at 2 hours.
A method for preparing prefabricated concrete for a rain sewage well, comprising the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. An environment-friendly formula of prefabricated rainwater and sewage well concrete is provided, which is characterized in that: the raw materials comprise 100-150 parts of cement, 200-250 parts of sand, 400-450 parts of cobble, 50-75 parts of water, 25-40 parts of a crack reducing agent, 15-20 parts of a curing reinforcing agent, 50-60 parts of industrial waste residues, 10-15 parts of an adhesive and 400-500 parts of a regenerated material, and the method sequentially comprises the following steps:
(1) Preparation of regenerated material: firstly, crushing waste concrete by hammering to remove reinforcing steel bars and various impurities, then putting crushed materials into a crusher to crush, and screening the crushed materials by a screen;
(2) Mixing of recycled materials: adding water into the concrete reclaimed materials, and then mixing the concrete reclaimed materials to uniformly stir the concrete reclaimed materials;
(3) Mixing cement: sequentially adding cement, sand, stones, a cracking reducing agent, a curing reinforcing agent, industrial waste residues and a binding agent into water, stirring and mixing the materials, adding the mixture obtained by stirring and mixing into the mixture obtained in the step (2), and continuously stirring the mixture.
2. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: after the waste concrete is hammered in the step (1), the waste concrete is put into water, so that dust can be removed.
3. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: the time of putting the water in the step (1) is 1h.
4. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: and (3) putting the crushed materials in the step (1) into a crusher for crushing, and crushing fine sand with the diameter of 1-3 mm.
5. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: in the step (2), the mixture is stirred for 3 hours, and the temperature is kept at 35 ℃.
6. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: in the step (3), the cement is stirred for 2 hours, and the temperature is kept at 45 ℃.
7. The environmental protection formulation for prefabricated rain and sewage well concrete of claim 1, wherein: after the step (3) was mixed together, the temperature was maintained at 55 ℃, and the stirring time was set at 2h.
8. A preparation method of prefabricated rainwater and sewage well concrete is characterized by comprising the following steps of: the method comprises the following steps:
(1) Selecting a design drawing which meets the construction specification and is suitable, and determining how much concrete well wall construction is manufactured according to the requirements of the construction drawing and the depth and diameter of a sewage well and the size of the sewage well;
(2) Manufacturing a mould according to the size parameters constructed by the concrete well wall, manufacturing a steel bar frame according to the size of the concrete well wall, placing the steel bar frame into the mould, straightening the position of the steel bar frame, injecting concrete into the mould, waiting until the concrete in the mould is solidified, standing for 1h, and then disassembling the mould;
(3) After the concrete well wall is built, the concrete well wall is placed in the shade for convenient storage, and then the concrete well wall is prevented from being maintained through the plastic film, so that when the weather is high, the concrete well wall is required to be sprayed every day, and the cracking phenomenon of the concrete well wall is avoided.
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| CN113387622A (en) * | 2021-06-30 | 2021-09-14 | 江苏晨马建筑科技有限公司 | High-strength recycled concrete and production process thereof |
| CN113501694A (en) * | 2021-07-08 | 2021-10-15 | 抚州市正兴混凝土有限公司 | Anti-cracking environment-friendly concrete |
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| CN113387622A (en) * | 2021-06-30 | 2021-09-14 | 江苏晨马建筑科技有限公司 | High-strength recycled concrete and production process thereof |
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