CN104261782B - Pile tube material and preparation method thereof and cement pipe pile and preparation method thereof - Google Patents
Pile tube material and preparation method thereof and cement pipe pile and preparation method thereof Download PDFInfo
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- CN104261782B CN104261782B CN201410478786.8A CN201410478786A CN104261782B CN 104261782 B CN104261782 B CN 104261782B CN 201410478786 A CN201410478786 A CN 201410478786A CN 104261782 B CN104261782 B CN 104261782B
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- 239000004568 cement Substances 0.000 title claims abstract description 57
- 239000000463 material Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 239000002893 slag Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000010453 quartz Substances 0.000 claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 14
- 239000000654 additive Substances 0.000 claims abstract description 5
- 230000000996 additive effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 229910052602 gypsum Inorganic materials 0.000 claims description 20
- 239000010440 gypsum Substances 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 239000003469 silicate cement Substances 0.000 claims description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 3
- 239000004576 sand Substances 0.000 abstract 3
- 239000002699 waste material Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920002125 Sokalan® Chemical class 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- -1 amino acid salts Chemical class 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000004584 polyacrylic acid Chemical class 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses the preparation method of a kind of pile tube material, wherein, described preparation method includes: slag, grain slag, quartz tail sand, Gypsum Fibrosum and water is mixed, obtains slurry A1；Clinker and additive are added in slurry A1 and mixes, obtain pile tube material；Wherein, clinker relative to 100 weight portions, the consumption of described slag is 10 50 weight portions, the consumption of described grain slag is 5 20 weight portions, the consumption of described quartz tail sand is 5 25 weight portions, the consumption of described water is 10 50 weight portions, and the consumption of described additive is 2 20 weight portions, and the consumption of described Gypsum Fibrosum is 10 25 weight portions.By adding a certain amount of slag and grain slag in clinker and Gypsum Fibrosum, it is simultaneously introduced certain quartz tail sand, the pile tube material prepared is made to have preferable serviceability when preparing cement pipe pile, also the cost of this pile tube material can be greatly reduced, also and then greatly reduce the cost of this cement pipe pile.
Description
Technical Field
The invention relates to the field of pipe pile materials, in particular to a pipe pile material and a preparation method thereof, a cement pipe pile and a preparation method thereof.
Background
The cement pipe pile is used as a common building material in the building industry, has extremely wide application in daily buildings, and is required to be used for foundation construction and the like. However, in the actual production process, the pipe pile material used in the cement pipe pile is usually prepared by adding gypsum into cement clinker, so that the preparation cost is inevitably higher, the cost of the prepared cement pipe pile is greatly increased, and the whole production or construction cost is greatly increased due to the larger using amount of the cement pipe pile. The steel slag and the granulating slag are common production waste materials, so that the application range in production is small, and the treatment cost in production can be greatly increased by treating the steel slag and the granulating slag as the production waste materials, so that the production cost is increased, and therefore, if the steel slag and the granulating slag are introduced as raw materials in production, the production cost can be greatly reduced, the treatment cost of the waste materials can be reduced, and great convenience is brought to the production.
Therefore, the invention provides a pipe pile material which can use steel slag and water granulated slag as raw materials to prepare a cement pipe pile and the prepared cement pipe pile still has good use performance, a preparation method thereof, a cement pipe pile and a preparation method thereof, and aims to solve the problems in the prior art.
Disclosure of Invention
Aiming at the prior art, the invention aims to solve the problems that steel slag and water granulated slag are used as production waste with extremely high yield and the utilization rate is poor in the prior art, so that a tubular pile material and a preparation method thereof, a cement tubular pile and a preparation method thereof are provided, wherein the steel slag and the water granulated slag can be used as raw materials to prepare the cement tubular pile, and the prepared cement tubular pile still has good service performance.
In order to achieve the above object, the present invention provides a method for preparing a pipe pile material, wherein the method comprises:
(1) mixing the steel slag, the water granulated slag, the quartz tailings, the gypsum and water to obtain slurry A1;
(2) adding the cement clinker and the additive into the slurry A1 for mixing to obtain a tubular pile material; wherein,
relative to 100 parts by weight of cement clinker, the steel slag is 10-50 parts by weight, the granulated slag is 5-20 parts by weight, the quartz tailings are 5-25 parts by weight, the water is 10-50 parts by weight, the admixture is 2-20 parts by weight, and the gypsum is 10-25 parts by weight.
The invention also provides a tubular pile material prepared by the preparation method.
The invention also provides a preparation method of the cement pipe pile, wherein the preparation method comprises the following steps:
(1) pouring the tubular pile material into a mold and then carrying out primary maintenance;
(2) demolding after primary curing to obtain a tubular pile blank;
(3) and (5) performing steam curing on the tubular pile blank to obtain the tubular pile.
The invention also provides the cement pipe pile prepared by the preparation method.
According to the invention, a certain amount of steel slag and water granulated slag are added into cement clinker and gypsum, and a certain amount of quartz tailings are added, so that the prepared tubular pile material has better service performance when used for preparing a cement tubular pile.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a preparation method of a tubular pile material, wherein the preparation method comprises the following steps:
(1) mixing the steel slag, the water granulated slag, the quartz tailings, the gypsum and water to obtain slurry A1;
(2) adding the cement clinker and the additive into the slurry A1 for mixing to obtain a tubular pile material; wherein,
relative to 100 parts by weight of cement clinker, the steel slag is 10-50 parts by weight, the granulated slag is 5-20 parts by weight, the quartz tailings are 5-25 parts by weight, the water is 10-50 parts by weight, the admixture is 2-20 parts by weight, and the gypsum is 10-25 parts by weight.
According to the scheme, a certain amount of steel slag and water granulated slag are added into cement clinker and gypsum, and a certain amount of quartz tailings are added, so that the prepared tubular pile material has good use performance when the cement tubular pile is prepared, and simultaneously, the steel slag and the water granulated slag are added, so that the cost of the tubular pile material is greatly reduced, and the cost of the cement tubular pile is also greatly reduced.
In order to make the pipe pile material have better use performance, in a preferred embodiment of the invention, relative to 100 parts by weight of cement clinker, the steel slag is used in an amount of 20-40 parts by weight, the water granulated slag is used in an amount of 8-15 parts by weight, the quartz tailings are used in an amount of 10-20 parts by weight, the water is used in an amount of 20-40 parts by weight, the admixture is used in an amount of 5-15 parts by weight, and the gypsum is used in an amount of 15-20 parts by weight.
The cement clinker used may be of the type conventionally used in the art, for example, portland cement clinker or aluminate cement clinker, and the conventionally used cement clinker type may be used in this embodiment, but, of course, in order to provide the tube pile material with better service performance, in a more preferred embodiment of the present invention, the cement clinker may be selected to be portland cement clinker.
The steel slag is steel slag waste generated in the conventional production, and general steel slag waste can be used, and certainly, in order to enable the prepared tubular pile material to have better service performance and enable the tubular pile material to have better service performance when being prepared into a cement tubular pile, in a more preferred embodiment of the invention, the calcium oxide content in the steel slag is not less than 35 wt%.
The granulated slag is the granulated slag type which is conventionally used in the field and is not described in detail herein.
The quartz tailings are of the type conventionally used in the field, and of course, in order to make the pipe pile material have better use performance, in a more preferred embodiment of the invention, the content of silica in the quartz tailings is not less than 70 wt%.
The admixture may be of the type conventionally used in the art, for example, it may be one or more of a foam stabilizer, a water reducer, an early strength agent or an air entraining agent, and in a preferred embodiment of the present invention, it may be selected to be a water reducer. Preferably, the water reducing agent is one or more of amino acid salts or polyacrylic acid salts.
The invention also provides a tubular pile material prepared by the preparation method.
The invention also provides a preparation method of the cement pipe pile, wherein the preparation method comprises the following steps:
(1) pouring the tubular pile material into a mold and then carrying out primary maintenance;
(2) demolding after primary curing to obtain a tubular pile blank;
(3) and (5) performing steam curing on the tubular pile blank to obtain the tubular pile.
The initial curing process in the step (1) may be performed in a manner conventionally used in the art, and the time and temperature may be set in a manner conventionally used in the art, and of course, in order to make the performance of the manufactured cement pipe pile better, in a preferred embodiment of the present invention, the initial curing process in the step (1) may be set to include:
(I) and (3) heating process: heating to 65-75 ℃ at the speed of 20-30 ℃/h;
(II) a constant temperature process: maintaining at 65-75 deg.C for 2-4 hr;
(III) cooling: cooling to 20-25 ℃ at the speed of 30-40 ℃/h.
The steam curing process may be carried out in a manner conventional in the art, for example, in a more preferred embodiment of the present invention, the steam curing in step (3) may be set to cure for 2 to 4 hours in an environment saturated with water vapor and having a vapor pressure of 0.8 to 1.2MPa and a temperature of 160 ℃ and 200 ℃.
The invention also provides the cement pipe pile prepared by the preparation method.
The present invention will be described in detail below by way of examples. In the following examples of the present invention,
the steel slag is produced by mineral product processing factories in Lingshu county, the water slag is produced by Zhangjiakouigde metallurgy materials, the gypsum is ultrafine gypsum powder which is produced by Guangxi Zhejiang chemical industries, the quartz tailings are conventional commercial products which are produced by Changxing Hualin Quartz Sand, the silica content of which is 75 percent, the cement clinker is conventional commercial silicate cement clinker which is produced by Huayi mineral product processing factories in Lingshu county, and the water reducing agent is a conventional commercial product which is produced by Qingdao Hongdao high polymer materials, the model of which is HS.
Example 1
Mixing 20g of steel slag, 8g of water granulated slag, 10g of quartz tailings, 15g of gypsum and 20g of water to obtain slurry A1; adding 100g of cement clinker and 5g of water reducer into the slurry A1, and mixing to obtain a tubular pile material; pouring the tubular pile material into a mold, heating to 65 ℃ at a speed of 20 ℃/h, then maintaining at a constant temperature of 65 ℃ for 2h, finally cooling to 20 ℃ at a speed of 30 ℃/h, and then demolding to obtain a tubular pile blank; and (3) placing the tubular pile blank in an environment with water vapor saturation, steam pressure of 0.8MPa and temperature of 160 ℃, and curing for 2h to obtain the cement tubular pile M1.
Example 2
Mixing 40g of steel slag, 15g of water granulated slag, 20g of quartz tailings, 20g of gypsum and 40g of water to obtain slurry A1; adding 100g of cement clinker and 15g of water reducer into the slurry A1, and mixing to obtain a tubular pile material; pouring the pipe pile material into a mold, heating to 75 ℃ at a speed of 30 ℃/h, then maintaining at a constant temperature of 75 ℃ for 4h, finally cooling to 25 ℃ at a speed of 40 ℃/h, and then demolding to obtain a pipe pile blank; and (3) placing the tubular pile blank in an environment with steam saturation, steam pressure of 1.2MPa and temperature of 200 ℃ for curing for 4 hours to obtain the cement tubular pile M2.
Example 3
Mixing 30g of steel slag, 12g of water granulated slag, 15g of quartz tailings, 18g of gypsum and 30g of water to obtain slurry A1; adding 100g of cement clinker and 10g of water reducer into the slurry A1, and mixing to obtain a tubular pile material; pouring the pipe pile material into a mold, heating to 70 ℃ at a speed of 25 ℃/h, then maintaining at a constant temperature of 70 ℃ for 3h, finally cooling to 25 ℃ at a speed of 35 ℃/h, and then demolding to obtain a pipe pile blank; and (3) placing the tubular pile blank in an environment with steam saturation, steam pressure of 1.0MPa and temperature of 180 ℃, and curing for 3 hours to obtain the cement tubular pile M3.
Example 4
The preparation method is carried out according to the preparation method of the example 1, except that the steel slag is 10g, the grain slag is 5g, the quartz tailings is 5g, the gypsum is 10g, the water is 10g, and the water reducing agent is 2g, so as to prepare the cement tubular pile M4.
Example 5
The preparation method is carried out according to the preparation method of the example 2, except that the steel slag is 50g, the grain slag is 20g, the quartz tailings is 25g, the gypsum is 25g, the water is 50g, and the water reducing agent is 20g, so as to prepare the cement tubular pile M5.
Comparative example 1
The preparation method is carried out according to the preparation method of the embodiment 3, except that the steel slag is 5g, the grain slag is 2g, the quartz tailings is 2g, the gypsum is 5g, the water is 5g, and the water reducing agent is 1g, so as to prepare the cement tubular pile D1.
Comparative example 2
The preparation method is carried out according to the preparation method of the embodiment 3, except that the steel slag is 80g, the grain slag is 50g, the quartz tailings is 50g, the gypsum is 50g, the water is 80g, and the water reducing agent is 30g, so as to prepare the cement tubular pile D2.
Comparative example 3
A conventional commercially available cement pipe pile D3 of type PTC-500(70) -12 is produced by a cement product factory of Xinjing FengTujing, Jiashan county.
Test example
The results of determination of the mold release strength and strength grade of the above M1-M5 and D1-D3 in accordance with GB13476-2009 are shown in Table 1.
TABLE 1
| Numbering | Demold Strength (MPa) | Strength grade |
| M1 | 87 | C120 |
| M2 | 78 | C125 |
| M3 | 82 | C115 |
| M4 | 49 | C85 |
| M5 | 50 | C80 |
| D1 | 23 | C25 |
| D2 | 18 | C30 |
| D3 | 47 | C80 |
As can be seen from table 1, although the steel slag and the granulated slag are added to the material of the tubular pile material prepared in the present invention, the finally prepared cement tubular pile still has good demolding strength and strength grade which are the same as those of the conventional commercially available products, so that the cement tubular pile material can have good use performance in practical use.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (8)
1. The preparation method of the tubular pile material is characterized by comprising the following steps:
(1) mixing the steel slag, the water granulated slag, the quartz tailings, the gypsum and water to obtain slurry A1;
(2) adding the cement clinker and the additive into the slurry A1 for mixing to obtain a tubular pile material; wherein,
relative to 100 parts by weight of cement clinker, the using amount of the steel slag is 10-50 parts by weight, the using amount of the granulated slag is 5-20 parts by weight, the using amount of the quartz tailings is 5-25 parts by weight, the using amount of the water is 10-50 parts by weight, the using amount of the admixture is 2-20 parts by weight, and the using amount of the gypsum is 10-25 parts by weight;
the cement clinker is silicate cement clinker;
the content of calcium oxide in the steel slag is not less than 35 percent by weight;
the silica content in the quartz tailings is not less than 70 wt%.
2. The method according to claim 1, wherein the steel slag is used in an amount of 20 to 40 parts by weight, the granulated slag is used in an amount of 8 to 15 parts by weight, the quartz tailings are used in an amount of 10 to 20 parts by weight, the water is used in an amount of 20 to 40 parts by weight, the admixture is used in an amount of 5 to 15 parts by weight, and the gypsum is used in an amount of 15 to 20 parts by weight, relative to 100 parts by weight of the cement clinker.
3. The production method according to claim 1 or 2, wherein the admixture is a water reducing agent.
4. A tubular pile material produced by the production method according to any one of claims 1 to 3.
5. The preparation method of the cement pipe pile is characterized by comprising the following steps:
(1) pouring the tubular pile material of claim 4 into a mold and then carrying out primary curing;
(2) demolding after primary curing to obtain a tubular pile blank;
(3) and (5) performing steam curing on the tubular pile blank to obtain the tubular pile.
6. The manufacturing method according to claim 5, wherein the preliminary curing process in the step (1) includes:
(I) and (3) heating process: heating to 65-75 ℃ at the speed of 20-30 ℃/h;
(II) a constant temperature process: maintaining at 65-75 deg.C for 2-4 hr;
(III) cooling: cooling to 20-25 ℃ at the speed of 30-40 ℃/h.
7. The preparation method as claimed in claim 5, wherein the steam curing in step (3) is performed for 2-4h in an environment saturated with water vapor and having a vapor pressure of 0.8-1.2MPa and a temperature of 160-200 ℃.
8. A cement pipe pile manufactured by the manufacturing method according to any one of claims 5 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478786.8A CN104261782B (en) | 2014-09-18 | 2014-09-18 | Pile tube material and preparation method thereof and cement pipe pile and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478786.8A CN104261782B (en) | 2014-09-18 | 2014-09-18 | Pile tube material and preparation method thereof and cement pipe pile and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104261782A CN104261782A (en) | 2015-01-07 |
| CN104261782B true CN104261782B (en) | 2016-08-24 |
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| CN201410478786.8A Expired - Fee Related CN104261782B (en) | 2014-09-18 | 2014-09-18 | Pile tube material and preparation method thereof and cement pipe pile and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1260333A (en) * | 1998-12-21 | 2000-07-19 | 蒋元海 | Manufacture method for tubular pile cement |
| CN1442383A (en) * | 2003-03-31 | 2003-09-17 | 蒋元海 | High strength pipe pole cement and making method |
| CN101343151A (en) * | 2008-07-23 | 2009-01-14 | 宁波科环新型建材股份有限公司 | PHC pipe pile cement and preparation thereof |
| CN102180634A (en) * | 2011-02-12 | 2011-09-14 | 嘉兴学院管桩应用技术研究所 | Lime silica sand silicate cement and use technique method thereof in tubular pile production |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4593412B2 (en) * | 2005-09-14 | 2010-12-08 | 電気化学工業株式会社 | Centrifugal concrete product and manufacturing method thereof |
-
2014
- 2014-09-18 CN CN201410478786.8A patent/CN104261782B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1260333A (en) * | 1998-12-21 | 2000-07-19 | 蒋元海 | Manufacture method for tubular pile cement |
| CN1442383A (en) * | 2003-03-31 | 2003-09-17 | 蒋元海 | High strength pipe pole cement and making method |
| CN101343151A (en) * | 2008-07-23 | 2009-01-14 | 宁波科环新型建材股份有限公司 | PHC pipe pile cement and preparation thereof |
| CN102180634A (en) * | 2011-02-12 | 2011-09-14 | 嘉兴学院管桩应用技术研究所 | Lime silica sand silicate cement and use technique method thereof in tubular pile production |
Non-Patent Citations (1)
| Title |
|---|
| 低碱度钢渣在压蒸条件下的活性研究;杨永民;《粉煤灰综合利用》;20080430(第2期);第17-20页 * |
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Effective date of registration: 20201203 Address after: 226000 Jiangsu Province, Nantong City Chongchuan District Wenfeng Industrial Park Building No. 3 Patentee after: NANTONG YONGTONG TRAFFIC EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 241000 No. 5 horticultural garden road two, Nanling Economic Development Zone, Wuhu, Anhui Patentee before: ANHUI WUHU FLY QI CEMENT PRODUCTS Co.,Ltd. |
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