CN114380543A - Preparation method of recycled aggregate concrete applied to wallboard - Google Patents
Preparation method of recycled aggregate concrete applied to wallboard Download PDFInfo
- Publication number
- CN114380543A CN114380543A CN202111682291.3A CN202111682291A CN114380543A CN 114380543 A CN114380543 A CN 114380543A CN 202111682291 A CN202111682291 A CN 202111682291A CN 114380543 A CN114380543 A CN 114380543A
- Authority
- CN
- China
- Prior art keywords
- parts
- recycled
- recycled aggregate
- aggregate concrete
- wallboard
- 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.)
- Withdrawn
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- 239000004575 stone Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000000654 additive Substances 0.000 claims abstract description 10
- 230000000996 additive effect Effects 0.000 claims abstract description 10
- 239000004576 sand Substances 0.000 claims abstract description 10
- 239000004568 cement Substances 0.000 claims abstract description 8
- 239000010881 fly ash Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- 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
- 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)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a preparation method of recycled aggregate concrete applied to a wallboard, belonging to the technical field of recycled aggregate concrete and comprising the following steps: the raw materials in parts by weight are as follows: 780 parts of medium sand 700-containing material, 30-90 parts of recycled aggregate, 970 parts of coarse stone 920-containing material, 150 parts of fine stone 110-containing material, 350 parts of cement 290-containing material, 20-50 parts of fly ash and 180 parts of water 120-containing material; mixing the raw materials, adding 2.5-3.3 parts of an additive, stirring and mixing to obtain recycled aggregate concrete; pouring the recycled aggregate concrete into a wallboard manufacturing mold, and maintaining the recycled concrete; the invention prepares the recycled aggregate concrete suitable for the wallboard by using the recycled coarse aggregate with one tenth of the recycled fine aggregate and mixing the recycled coarse aggregate with all the raw materials, thereby greatly reducing the manufacturing cost of the wallboard.
Description
Technical Field
The invention belongs to the technical field of recycled aggregate concrete, and particularly relates to a preparation method of recycled aggregate concrete applied to a wallboard.
Background
Most of the construction wastes are not treated at all and are transported to the outskirts or the periphery of cities for simple landfill or open-air stockpiling, which wastes land and resources and pollutes the environment, so the recycled aggregate concrete is widely applied to the construction industry.
At present, in order to meet the structural strength of the wallboard, recycled aggregate concrete for manufacturing the wallboard generally uses recycled fine aggregate, which greatly increases the manufacturing cost of the wallboard.
Disclosure of Invention
The invention aims to: the preparation method of the recycled aggregate concrete applied to the wallboard is provided in order to solve the problem that the manufacturing cost of the wallboard is caused by using recycled fine aggregate in the manufacturing of the wallboard.
In order to achieve the purpose, the invention adopts the following technical scheme: the method comprises the following steps:
1) the raw materials in parts by weight are as follows: 780 parts of medium sand 700-containing material, 30-90 parts of recycled aggregate, 970 parts of coarse stone 920-containing material, 150 parts of fine stone 110-containing material, 350 parts of cement 290-containing material, 20-50 parts of fly ash and 180 parts of water 120-containing material;
2) mixing the raw materials, adding 2.5-3.3 parts of an additive, stirring and mixing to obtain recycled aggregate concrete;
3) and pouring the recycled aggregate concrete into the wallboard manufacturing mould for maintaining the recycled concrete.
As a further description of the above technical solution:
in the step 1), the weight portions are as follows: 760 portions of medium sand 710-.
As a further description of the above technical solution:
in the step 1), the weight portions are as follows: 720 parts of medium sand, 80 parts of recycled aggregate, 950 parts of coarse stone, 130 parts of fine stone, 300 parts of cement, 30 parts of fly ash and 140 parts of water.
As a further description of the above technical solution:
in the step 1), the recycled aggregate is recycled coarse aggregate.
As a further description of the above technical solution:
in the step 2), the weight portions are as follows: the additive is 2.9-3.1 parts.
As a further description of the above technical solution:
in the step 2), the weight portions are as follows: the additive is 3 parts.
As a further description of the above technical solution:
in the step 3), the curing days of the recycled concrete are at least 30 days.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the invention, the recycled aggregate concrete suitable for the wallboard is prepared by using the recycled coarse aggregate with the amount of one tenth of the recycled fine aggregate and mixing the recycled coarse aggregate with the raw materials, so that the manufacturing cost of the wallboard is greatly reduced.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
s01: taking the following components in parts by weight: 700 parts of medium sand, 30 parts of recycled aggregate, 920 parts of coarse stone, 110 parts of fine stone, 290 parts of cement, 20 parts of fly ash and 120 parts of water;
s02: mixing the raw materials, adding 2.5 parts of an additive, stirring and mixing to obtain recycled aggregate concrete;
s03: pouring the recycled aggregate concrete into a wallboard manufacturing mould, and maintaining the recycled concrete for 30 days.
According to the invention, the recycled aggregate concrete suitable for the wallboard is prepared by using the recycled coarse aggregate with the amount of one tenth of the recycled fine aggregate and mixing the recycled coarse aggregate with the raw materials, so that the manufacturing cost of the wallboard is greatly reduced.
Example 2:
s01: taking the following components in parts by weight: 780 parts of medium sand, 90 parts of recycled aggregate, 970 parts of coarse stone, 150 parts of fine stone, 350 parts of cement, 50 parts of fly ash and 180 parts of water;
s02: mixing the raw materials, adding 3.3 parts of an additive, stirring and mixing to obtain recycled aggregate concrete;
s03: pouring the recycled aggregate concrete into a wallboard manufacturing mould, and maintaining the recycled concrete for 35 days.
Example 3:
s01: taking the following components in parts by weight: 720 parts of medium sand, 80 parts of recycled aggregate, 950 parts of coarse stone, 130 parts of fine stone, 300 parts of cement, 30 parts of fly ash and 140 parts of water;
s02: mixing the raw materials, adding 3 parts of an additive, stirring and mixing to obtain recycled aggregate concrete;
s03: pouring the recycled aggregate concrete into a wallboard manufacturing mould, and maintaining the recycled concrete for 33 days.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A preparation method of recycled aggregate concrete applied to wallboards is characterized by comprising the following steps: the method comprises the following steps:
1) the raw materials in parts by weight are as follows: 780 parts of medium sand 700-containing material, 30-90 parts of recycled aggregate, 970 parts of coarse stone 920-containing material, 150 parts of fine stone 110-containing material, 350 parts of cement 290-containing material, 20-50 parts of fly ash and 180 parts of water 120-containing material;
2) mixing the raw materials, adding 2.5-3.3 parts of an additive, stirring and mixing to obtain recycled aggregate concrete;
3) and pouring the recycled aggregate concrete into the wallboard manufacturing mould for maintaining the recycled concrete.
2. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 1), the weight ratio of the recycled aggregate concrete is as follows: 760 portions of medium sand 710-.
3. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 1), the weight ratio of the recycled aggregate concrete is as follows: 720 parts of medium sand, 80 parts of recycled aggregate, 950 parts of coarse stone, 130 parts of fine stone, 300 parts of cement, 30 parts of fly ash and 140 parts of water.
4. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 1), the recycled aggregate is recycled coarse aggregate.
5. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 2), the weight ratio of the recycled aggregate concrete is as follows: the additive is 2.9-3.1 parts.
6. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 2), the weight ratio of the recycled aggregate concrete is as follows: the additive is 3 parts.
7. The method for preparing recycled aggregate concrete for wallboard according to claim 1, wherein in the step 3), the curing time of the recycled concrete is at least 30 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111682291.3A CN114380543A (en) | 2021-12-29 | 2021-12-29 | Preparation method of recycled aggregate concrete applied to wallboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111682291.3A CN114380543A (en) | 2021-12-29 | 2021-12-29 | Preparation method of recycled aggregate concrete applied to wallboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114380543A true CN114380543A (en) | 2022-04-22 |
Family
ID=81199642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111682291.3A Withdrawn CN114380543A (en) | 2021-12-29 | 2021-12-29 | Preparation method of recycled aggregate concrete applied to wallboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114380543A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104829178A (en) * | 2015-04-21 | 2015-08-12 | 江苏德丰建设集团有限公司 | C30 grade steel-doped slag recycled aggregate self compacting concrete and preparation method thereof |
| CN110282926A (en) * | 2019-06-26 | 2019-09-27 | 内蒙古巨华集团大华建筑安装有限公司 | A kind of building waste materials recycling concrete and preparation method thereof |
| CN110845184A (en) * | 2019-11-18 | 2020-02-28 | 北京太平洋水泥制品有限公司 | Recycled aggregate concrete and preparation method thereof |
| KR20200051403A (en) * | 2018-11-05 | 2020-05-13 | 한국원자력연구원 | Method of manufacturing environmental friendly recycled aggregates |
| CN112851250A (en) * | 2021-01-29 | 2021-05-28 | 西安工业大学 | High-strength recycled concrete and preparation method and application thereof |
| CN113072342A (en) * | 2021-04-20 | 2021-07-06 | 北京市燕通建筑构件有限公司 | Concrete containing recycled aggregate and preparation method and application thereof |
-
2021
- 2021-12-29 CN CN202111682291.3A patent/CN114380543A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104829178A (en) * | 2015-04-21 | 2015-08-12 | 江苏德丰建设集团有限公司 | C30 grade steel-doped slag recycled aggregate self compacting concrete and preparation method thereof |
| KR20200051403A (en) * | 2018-11-05 | 2020-05-13 | 한국원자력연구원 | Method of manufacturing environmental friendly recycled aggregates |
| CN110282926A (en) * | 2019-06-26 | 2019-09-27 | 内蒙古巨华集团大华建筑安装有限公司 | A kind of building waste materials recycling concrete and preparation method thereof |
| CN110845184A (en) * | 2019-11-18 | 2020-02-28 | 北京太平洋水泥制品有限公司 | Recycled aggregate concrete and preparation method thereof |
| CN112851250A (en) * | 2021-01-29 | 2021-05-28 | 西安工业大学 | High-strength recycled concrete and preparation method and application thereof |
| CN113072342A (en) * | 2021-04-20 | 2021-07-06 | 北京市燕通建筑构件有限公司 | Concrete containing recycled aggregate and preparation method and application thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220422 |