CN110092630A - A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole - Google Patents
A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole Download PDFInfo
- Publication number
- CN110092630A CN110092630A CN201910357734.8A CN201910357734A CN110092630A CN 110092630 A CN110092630 A CN 110092630A CN 201910357734 A CN201910357734 A CN 201910357734A CN 110092630 A CN110092630 A CN 110092630A
- Authority
- CN
- China
- Prior art keywords
- tubular pole
- phc tubular
- admixture
- fly ash
- mesh
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C04B28/14—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 calcium sulfate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention relates to building material technical field, a kind of specifically disclose PHC tubular pole admixture and its prepare PHC tubular pole method.PHC tubular pole admixture includes the raw material of following weight percent: activating fly ash 10-17%, silicon ash 1-5%, zeolite powder 8-14%, calcining dihydrate gypsum 4-10%, lithium carbonate 0.2-0.7%, surplus is miberal powder, raw material of the present invention is easy to get, replace the cement of 25-30% in tradition PHC tubular pole admixture, product has continuous and uniform particle diameter distribution, PHC tubular pole compactness and intensity can be effectively improved, the mechanical property and long durability energy of PHC tubular pole can be substantially improved, and impervious, the resistance to corrosion of PHC tubular pole are increased substantially, early strength can be effectively improved；And directly exempt conventional steam-cured and high-pressure steaming and cultivating process, C80 tubular pile concrete production requirement can be met only with solar energy greenhouse maintenance, steam and cost of labor is greatlyd save, be conducive to the reduction of PHC tubular pole production cost.
Description
Technical field
The present invention relates to building material technical field, specifically a kind of PHC tubular pole admixture and its PHC tubular pole is prepared
Method.
Background technique
Currently, PHC tubular pole (i.e. prestressed high-strength concrete pile) can be used that steel-pipe pile or steel tube concrete pile is replaced to make
Construction cost is reduced for carrying foundation pile.PHC tubular pole is widely used in heavy foundations such as skyscraper, bridge, venues.
But since there are the insufficient defects of mechanical strength for PHC tubular pole, set so that it be made to can not meet as carrying foundation pile
Meter requires, especially in the construction on a large scale using PHC tubular pole (as the clump of piles at 60 meters or more is grown in stake) as carrying foundation pile
In, during the pile driving process using PHC tubular pole, the hammering through piling machine, the phenomenon that often will appear some pile crown breakages and broken pile,
So that the arrival rate of pile sinking reduces, the breakage rate of pile crown rises, it is more difficult to meet the requirement of detail design.
Summary of the invention
The purpose of the present invention is to provide a kind of PHC tubular pole admixture and its methods for preparing PHC tubular pole, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of PHC tubular pole admixture, the raw material including following weight percent: activating fly ash 10-17%, silicon ash 1-5%, boiling
Mountain flour 8-14%, calcining dihydrate gypsum 4-10%, lithium carbonate 0.2-0.7%, surplus is miberal powder；
Activating fly ash is the preparation method comprises the following steps: take flyash, fly ash grain that screening partial size is 0.1-0.5 μm；By flyash
Grain is mixed with calcium hydroxide according to the mass ratio of 100:1-5；
Silicon ash fineness is 10000-30000 mesh；
Zeolite powder fineness is 800-1500 mesh；
Calcining dihydrate gypsum fineness is 100-350 mesh；
The specific surface area of miberal powder is 900-1500 ㎡/kg.
As a further solution of the present invention: the raw material including following weight percent: activating fly ash 15%, silicon ash 3%,
Zeolite powder 10%, calcining dihydrate gypsum 7%, lithium carbonate 0.5%, surplus is miberal powder.
As a further solution of the present invention: it is described calcining dihydrate gypsum the preparation method comprises the following steps: dihydrate gypsum is fired to
500-1000 DEG C, then it is ground to 100-350 mesh.
As a further solution of the present invention: the flyash is the flyash that furnace temperature is formed at 800-1000 DEG C.
As a further solution of the present invention: the preparation method comprises the following steps: taking flyash, screening partial size is the activating fly ash
0.3 μm of fly ash grain；Fly ash grain is mixed with calcium hydroxide according to the mass ratio of 100:3.
As a further solution of the present invention: the silicon ash fineness is 20000 mesh, and the calcium content in silicon ash accounts for 99%；It is described
Zeolite powder fineness is 1200 mesh；The calcining dihydrate gypsum fineness is 200 mesh；The specific surface area of the miberal powder is 1200 ㎡/kg.
A kind of method that PHC tubular pole admixture prepares PHC tubular pole, step are as follows: weigh activation fine coal according to above-mentioned formula
Ash, silicon ash, zeolite powder, calcining dihydrate gypsum, lithium carbonate and miberal powder, then all raw materials are added in blender together, and adds
Enter suitable water, formed after mixing evenly, solar energy it is steam-cured to get.
As a further solution of the present invention: mixing speed 100-300r/min, mixing time 20-35min.
Compared with prior art, the beneficial effects of the present invention are:
Raw material of the present invention is easy to get, and replaces the cement of 25-30% in tradition PHC tubular pole admixture, and product has continuous and uniform
Particle diameter distribution can effectively improve PHC tubular pole compactness and intensity, and the mechanical property of PHC tubular pole and long-term durable can be substantially improved
Performance, and impervious, the resistance to corrosion of PHC tubular pole are increased substantially, early strength can be effectively improved, to solve existing PHC pipe
There are the insufficient defects of mechanical strength for stake；And directly exempt conventional steam-cured and high-pressure steaming and cultivating process, only with solar energy greenhouse
Maintenance can meet C80 tubular pile concrete production requirement, greatly save steam and cost of labor, be conducive to PHC tubular pole and be produced into
This reduction；Product of the present invention can obtain extensively at prefabricated building field (such as tubular pole, square pile, sheet pile, subway segment and bridge etc.)
General application has good social effect and economic performance.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of PHC tubular pole admixture, the raw material including following weight percent: activating fly ash 10%, silicon ash 5%, zeolite powder
8%, dihydrate gypsum 10%, lithium carbonate 0.2% are calcined, surplus is miberal powder；
For activating fly ash the preparation method comprises the following steps: taking flyash, the flyash is the flyash that furnace temperature is formed at 800 DEG C, screening
The fly ash grain that partial size is 0.1 μm；Fly ash grain is mixed with calcium hydroxide according to the mass ratio of 100:1；Silicon ash fineness
For 10000 mesh；Zeolite powder fineness is 800 mesh；Calcining dihydrate gypsum fineness is 100 mesh；The preparation side of the calcining dihydrate gypsum
Method are as follows: dihydrate gypsum is fired to 500 DEG C, is then ground to 100 mesh；Miberal powder is large-scale steel mill byproduct, the specific surface of miberal powder
Product is 900 ㎡/kg.
A kind of method that PHC tubular pole admixture prepares PHC tubular pole, step are as follows: weigh activation fine coal according to above-mentioned formula
Ash, silicon ash, zeolite powder, calcining dihydrate gypsum, lithium carbonate and miberal powder, then all raw materials are added in blender together, and adds
Enter suitable water, stir evenly, then mixing speed 100r/min, mixing time 20min are formed, solar energy steams
Support to get.
Embodiment 2
A kind of PHC tubular pole admixture, the raw material including following weight percent: activating fly ash 17%, silicon ash 1%, zeolite powder
14%, dihydrate gypsum 4%, lithium carbonate 0.7% are calcined, surplus is miberal powder；
For activating fly ash the preparation method comprises the following steps: taking flyash, the flyash is the flyash that furnace temperature is formed at 1000 DEG C, screening
The fly ash grain that partial size is 0.5 μm；Fly ash grain is mixed with calcium hydroxide according to the mass ratio of 100:5；Silicon ash fineness
For 30000 mesh；Zeolite powder fineness is 1500 mesh；Calcining dihydrate gypsum fineness is 350 mesh；The preparation side of the calcining dihydrate gypsum
Method are as follows: dihydrate gypsum is fired to 1000 DEG C, is then ground to 350 mesh；The specific surface area of miberal powder is 1500 ㎡/kg.
A kind of method that PHC tubular pole admixture prepares PHC tubular pole, step are as follows: weigh activation fine coal according to above-mentioned formula
Ash, silicon ash, zeolite powder, calcining dihydrate gypsum, lithium carbonate and miberal powder, then all raw materials are added in blender together, and adds
Enter suitable water, stir evenly, then mixing speed 300r/min, mixing time 35min are formed, solar energy steams
Support to get.
Embodiment 3
A kind of PHC tubular pole admixture, the raw material including following weight percent: activating fly ash 15%, silicon ash 3%, zeolite powder
10%, dihydrate gypsum 7%, lithium carbonate 0.5% are calcined, surplus is miberal powder.
The calcining dihydrate gypsum the preparation method comprises the following steps: dihydrate gypsum is fired to 800 DEG C, be then ground to 200 mesh.Institute
Stating flyash is the flyash that furnace temperature is formed at 900 DEG C.The activating fly ash screens grain the preparation method comprises the following steps: take flyash
The fly ash grain that diameter is 0.3 μm；Fly ash grain is mixed with calcium hydroxide according to the mass ratio of 100:3.The silicon ash is thin
Degree is 20000 mesh, and the calcium content in silicon ash accounts for 99%；The zeolite powder fineness is 1200 mesh；The specific surface area of the miberal powder is
1200㎡/kg。
A kind of method that PHC tubular pole admixture prepares PHC tubular pole, step are as follows: weigh activation fine coal according to above-mentioned formula
Ash, silicon ash, zeolite powder, calcining dihydrate gypsum, lithium carbonate and miberal powder, then all raw materials are added in blender together, and adds
Enter suitable water, stir evenly, then mixing speed 200r/min, mixing time 25min are formed, solar energy steams
Support to get.
Comparative example 1
Using existing PHC tubular pole.
Experimental example
The PHC tubular pole of embodiment 3 and comparative example 1 is tested for the property with admixture, the results are shown in Table 1.
Table 1
| Project | Presetting period (min) | Final setting time (min) | Divergence (mm) | Intensity (MPa) after the steam-cured 1d of solar energy | Intensity (MPa) after the steam-cured 3d of solar energy |
| Embodiment 3 | 140 | 205 | 280 | 32 | 39 |
| Comparative example 1 | 95 | 150 | 285 | 78 | 86 |
As shown in Table 1, PHC tubular pole of the invention only needs solar energy steam-cured with admixture, and i.e. reachable after solar energy steam-cured 3 days
To 86 MPa requirement of strength design, the comprehensive production cost of tubular pole also may make to decline 15 yuan/meter.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (8)
1. a kind of PHC tubular pole admixture, which is characterized in that the raw material including following weight percent: activating fly ash 10-
17%, silicon ash 1-5%, zeolite powder 8-14%, calcining dihydrate gypsum 4-10%, lithium carbonate 0.2-0.7%, surplus is miberal powder；
Activating fly ash is the preparation method comprises the following steps: take flyash, fly ash grain that screening partial size is 0.1-0.5 μm；By flyash
Grain is mixed with calcium hydroxide according to the mass ratio of 100:1-5；
Silicon ash fineness is 10000-30000 mesh；
Zeolite powder fineness is 800-1500 mesh；
Calcining dihydrate gypsum fineness is 100-350 mesh；
The specific surface area of miberal powder is 900-1500 ㎡/kg.
2. PHC tubular pole admixture according to claim 1, which is characterized in that the raw material including following weight percent:
Activating fly ash 15%, silicon ash 3%, zeolite powder 10%, calcining dihydrate gypsum 7%, lithium carbonate 0.5%, surplus is miberal powder.
3. PHC tubular pole admixture according to claim 1, which is characterized in that the preparation side of the calcining dihydrate gypsum
Method are as follows: dihydrate gypsum is fired to 500-1000 DEG C, is then ground to 100-350 mesh.
4. PHC tubular pole admixture according to claim 1, which is characterized in that the flyash is furnace temperature in 800-
The flyash formed at 1000 DEG C.
5. PHC tubular pole admixture according to claim 1, which is characterized in that the activating fly ash the preparation method comprises the following steps:
Take flyash, the fly ash grain that screening partial size is 0.3 μm；By fly ash grain and calcium hydroxide according to the mass ratio of 100:3
Mixing.
6. PHC tubular pole admixture according to claim 1, which is characterized in that the silicon ash fineness is 20000 mesh, silicon
Calcium content in ash accounts for 99%；The zeolite powder fineness is 1200 mesh；The calcining dihydrate gypsum fineness is 200 mesh；The miberal powder
Specific surface area be 1200 ㎡/kg.
7. a kind of method that -6 any PHC tubular poles prepare PHC tubular pole with admixture according to claim 1, feature exist
In step are as follows: weigh activating fly ash, silicon ash, zeolite powder, calcining dihydrate gypsum, lithium carbonate and miberal powder according to above-mentioned formula, so
All raw materials are added in blender together afterwards, and suitable water is added, formed after mixing evenly, solar energy it is steam-cured, i.e.,
?.
8. the method that PHC tubular pole admixture according to claim 7 prepares PHC tubular pole, which is characterized in that mixing speed
For 100-300r/min, mixing time 20-35min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357734.8A CN110092630A (en) | 2019-04-30 | 2019-04-30 | A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357734.8A CN110092630A (en) | 2019-04-30 | 2019-04-30 | A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110092630A true CN110092630A (en) | 2019-08-06 |
Family
ID=67446579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910357734.8A Pending CN110092630A (en) | 2019-04-30 | 2019-04-30 | A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110092630A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115572091A (en) * | 2022-08-29 | 2023-01-06 | 江苏金木土科技有限公司 | Preparation method of steam-curing-free mineral admixture for pipe pile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101172635B1 (en) * | 2011-10-14 | 2012-08-09 | 삼표이앤씨 주식회사 | Ultra high strength concrete composition for PHC pile |
| CN103848603A (en) * | 2014-02-25 | 2014-06-11 | 安徽省皖北煤电集团有限责任公司含山恒泰非金属材料分公司 | Non-autoclave primary health care (PHC) pipe pile concrete containing early strength composite mineral material and preparation method thereof |
| CN105218051A (en) * | 2015-08-20 | 2016-01-06 | 浙江新业管桩有限公司 | The special high reactivity composite blend of a kind of steam-curing concrete goods |
| CN106830733A (en) * | 2017-03-13 | 2017-06-13 | 无锡金木土科技有限公司 | Non-evaporating pressure high-strength high-performance concrete admixture and its production method |
| CN108191343A (en) * | 2018-02-08 | 2018-06-22 | 河南理工大学 | A kind of prestressed pipe pile concrete |
-
2019
- 2019-04-30 CN CN201910357734.8A patent/CN110092630A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101172635B1 (en) * | 2011-10-14 | 2012-08-09 | 삼표이앤씨 주식회사 | Ultra high strength concrete composition for PHC pile |
| CN103848603A (en) * | 2014-02-25 | 2014-06-11 | 安徽省皖北煤电集团有限责任公司含山恒泰非金属材料分公司 | Non-autoclave primary health care (PHC) pipe pile concrete containing early strength composite mineral material and preparation method thereof |
| CN105218051A (en) * | 2015-08-20 | 2016-01-06 | 浙江新业管桩有限公司 | The special high reactivity composite blend of a kind of steam-curing concrete goods |
| CN106830733A (en) * | 2017-03-13 | 2017-06-13 | 无锡金木土科技有限公司 | Non-evaporating pressure high-strength high-performance concrete admixture and its production method |
| CN108191343A (en) * | 2018-02-08 | 2018-06-22 | 河南理工大学 | A kind of prestressed pipe pile concrete |
Non-Patent Citations (1)
| Title |
|---|
| 汪梁: "C80免压蒸管桩混凝土的研究", 《粉煤灰》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115572091A (en) * | 2022-08-29 | 2023-01-06 | 江苏金木土科技有限公司 | Preparation method of steam-curing-free mineral admixture for pipe pile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101323515B (en) | Ultra-high strong concrete having ultra-high pumping performance and method for preparing the same | |
| CN103848603B (en) | A kind of non-evaporating pressure PHC tubular pile concrete containing the strongest complex mineral material and preparation method thereof | |
| CN105777006A (en) | Non-steam autoclaved high performance concrete tube pile using calcium silicate hydrate seed powder as exciting agent, and preparation method of non-steam autoclaved high performance concrete tube pile | |
| CN105777008A (en) | Autoclaving-free prestressed high-strength tube pile concrete and tube pile manufacturing method | |
| CN110028279A (en) | The method that high-temperature calcination straw ash prepares nano modification cement base biological material | |
| CN102503527B (en) | Yttrium-element autoclaved aerated concrete block and preparation method thereof | |
| CN102432245A (en) | Method for making concrete for manufacturing pre-stress pipe piles | |
| CN102603233A (en) | Preparation method of high-durability prestressed centrifugal concrete pile | |
| CN104291757A (en) | Non-autoclaved PHC (Pre-stressed High-strength Concrete) tubular pile suitable for corrosive environment | |
| CN101913815A (en) | Concrete with strength grade of C140 used for profile steel-concrete composite structure | |
| CN110467391A (en) | Bridge connecting sewing concrete special powder, its preparation and construction method | |
| CN103539407A (en) | Concrete for steel reinforced concrete combined structure with C160 strength level | |
| Yang et al. | Engineering properties of MICP-bonded sandstones used for historical masonry building restoration | |
| CN110258278A (en) | The press mortar and processing method to be come to nothing using microbial strains punishment cement pavement | |
| CN103922669A (en) | Concrete for preparing prestress high-intensity concrete pipe pile and method for preparing pipe pile | |
| CN104291758A (en) | Preparation method of structural lightweight aggregate concrete | |
| CN104098306B (en) | A kind of baking-free water-permeable brick and preparation method thereof | |
| CN102172979A (en) | Method for improving concrete strength of cement product | |
| CN101913822A (en) | C150 (strength grade) concrete for section steel-concrete combined structure | |
| CN105884287A (en) | Non-autoclaved precast tubular pile and preparation method thereof | |
| CN110092630A (en) | A kind of PHC tubular pole admixture and its method for preparing PHC tubular pole | |
| CN102432250B (en) | High-compactness cement paste for vacuum grouting and manufacturing method thereof | |
| CN102659374A (en) | Active synergist for concrete and cement products | |
| CN104420465A (en) | Prestressed concrete pile and production method thereof | |
| CN102295443A (en) | Early strength grouting material for installing super-heavy and super-large equipment and construction method of early strength grouting material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190806 |
|
| RJ01 | Rejection of invention patent application after publication |