CN107572908A - Concrete and the steel reinforced concrete tube structure comprising the concrete - Google Patents
Concrete and the steel reinforced concrete tube structure comprising the concrete Download PDFInfo
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- CN107572908A CN107572908A CN201710712853.1A CN201710712853A CN107572908A CN 107572908 A CN107572908 A CN 107572908A CN 201710712853 A CN201710712853 A CN 201710712853A CN 107572908 A CN107572908 A CN 107572908A
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Abstract
The present invention provides a kind of concrete and the steel reinforced concrete tube structure comprising the concrete, includes the component of following parts by weight：88 115 parts of cement；35 50 parts of river sand；Quartz sand：50 60 parts；28 45 parts of rubble；46 parts of water reducer；Condense 7 10 parts of conditioning agent；Swelling agent：0.3 0.5 parts；Defoamer：0.2 part；35 parts of PVC fibers；The PVC fibre diameters are 100 120 μm, and length is 8 10mm；It has higher early anti pressured intension.
Description
Technical field
The present invention relates to building field, more particularly to concrete and the steel reinforced concrete tube structure comprising the concrete.
Background technology
Masonry structure is with the structure of brick setting, barnacle body or block masonry construction, also known as masonry structure.
The shortcomings that masonry structure be from it is great, volume is big, it is heavy to build work by laying bricks or stones.Due to being bonded between brick, stone, building block and mortar
Power is weaker, therefore the tension of non-reinforced masonry, bending resistance and shearing strength are all very low.Stock and connection side due to its composition
Formula, its brittleness is determined, so that destroying heavier when it is by earthquake, anti-seismic performance is very poor.
Therefore steel reinforced concrete tube structure is designed, steel reinforced concrete tube structure has excellent anti-seismic performance.
For accelerating construction progress, early strength agent can be increased in concrete material, if Authorization Notice No. is CN101200354B
Patent disclosed in a kind of concrete super instant coagulant, formed early strong concrete.
The present invention provides a kind of new early strong concrete.
The content of the invention
It is an object of the invention to provide a kind of concrete, early strength are high.
The present invention above-mentioned technical purpose technical scheme is that：A kind of concrete, including it is following
The component of parts by weight：
Cement 88-115 parts；
River sand 35-50 parts；
Quartz sand：50-60 parts；
Rubble 28-45 parts；
Water reducer 4-6 parts；
Condense conditioning agent 7-10 parts；
Swelling agent：0.3-0.5 parts；
Defoamer：0.2 part；
PVC fiber 3-5 parts；
The PVC fibre diameters are 100-120 μm, length 8-10mm.
Further, the conditioning agent that condenses is the one or more in phosphoric acid, sodium sulphate, sodium phosphate.
Further, the condensation conditioning agent is by phosphoric acid, sodium sulphate in parts by weight 1:3 compositions.
Further, water reducer is polycarboxylate water-reducer.
Further, the swelling agent is calcium oxide.
Further, the defoamer is polyethers defoamer.
Another object of the present invention is to provide a kind of steel reinforced concrete tube structure, lifts its early strength.
A kind of steel reinforced concrete tube structure, including concrete.
In summary, the invention has the advantages that：The present invention lifts coagulation by the improvement to concrete formulation
The early strength of soil.
Embodiment
The present invention is described in further detail below.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Embodiment 1：A kind of concrete, include the component of following parts by weight：98 parts of cement；38 parts of river sand；Quartz sand：52
Part；43 parts of rubble；5 parts of water reducer；Condense 9 parts of conditioning agent；Swelling agent：0.4 part；Defoamer：0.2 part；4 parts of PVC fibers；It is described
PVC fibre diameters are 110 μm, length 8mm.Wherein water reducer is polycarboxylate water-reducer, model DH-4005 types；Swelling agent
For calcium oxide, defoamer is polyethers defoamer, model Germany AGITAN P803；Conditioning agent is condensed to be pressed by phosphoric acid, sodium sulphate
Parts by weight 1:3 compositions.
Embodiment 2：A kind of concrete, include the component of following parts by weight：93 parts of cement；45 parts of river sand；Quartz sand：59
Part；33 parts of rubble；6 parts of water reducer；Condense 7 parts of conditioning agent；Swelling agent：0.5 part；Defoamer：0.2 part；4 parts of PVC fibers；It is described
PVC fibre diameters are 110 μm, length 8mm.Wherein water reducer is polycarboxylate water-reducer, model DH-4005 types；Swelling agent
For calcium oxide, defoamer is polyethers defoamer, model Germany AGITAN P803；Conditioning agent is condensed to be pressed by phosphoric acid, sodium sulphate
Parts by weight 1:3 compositions.
Embodiment 3：A kind of concrete, include the component of following parts by weight：114 parts of cement；42 parts of river sand；Quartz sand：
55 parts；29 parts of rubble；6 parts of water reducer；Condense 9 parts of conditioning agent；Swelling agent：0.3 part；Defoamer：0.2 part；3 parts of PVC fibers；Institute
It is 110 μm to state PVC fibre diameters, length 8mm.Wherein water reducer is polycarboxylate water-reducer, model DH-4005 types；Expansion
Agent is calcium oxide, and defoamer is polyethers defoamer, model Germany AGITAN P803；Conditioning agent is condensed by phosphoric acid, sodium sulphate
In parts by weight 1:3 compositions.
Embodiment 4：A kind of concrete, include the component of following parts by weight：88 parts of cement；50 parts of river sand；Quartz sand：57
Part；45 parts of rubble；6 parts of water reducer；Condense 8 parts of conditioning agent；Swelling agent：0.4 part；Defoamer：0.2 part；5 parts of PVC fibers；It is described
PVC fibre diameters are 110 μm, length 8mm.Wherein water reducer is polycarboxylate water-reducer, model DH-4005 types；Swelling agent
For calcium oxide, defoamer is polyethers defoamer, model Germany AGITAN P803；Conditioning agent is condensed to be pressed by phosphoric acid, sodium sulphate
Parts by weight 1:3 compositions.
Embodiment 5：A kind of concrete, include the component of following parts by weight：110 parts of cement；36 parts of river sand；Quartz sand：
53 parts；28 parts of rubble；6 parts of water reducer；Condense 10 parts of conditioning agent；Swelling agent：0.5 part；Defoamer：0.2 part；3 parts of PVC fibers；
The PVC fibre diameters are 110 μm, length 8mm.Wherein water reducer is polycarboxylate water-reducer, model DH-4005 types；It is swollen
Swollen dose is calcium oxide, and defoamer is polyethers defoamer, model Germany AGITAN P803；Conditioning agent is condensed by phosphoric acid, sulfuric acid
Sodium in parts by weight 1:3 compositions.
Embodiment 6：A kind of concrete：Difference with embodiment 1 is：PVC fibre diameters be 100 μm, a diameter of 9.
Embodiment 7：A kind of concrete：Difference with embodiment 1 is：PVC fibre diameters be 120 μm, a diameter of 8.
Embodiment 8：A kind of concrete：Difference with embodiment 1 is：PVC fibre diameters be 117 μm, a diameter of 10.
Embodiment 9：A kind of concrete：Difference with embodiment 1 is：PVC fibre diameters be 103 μm, a diameter of 10.
Embodiment 10：A kind of concrete：Difference with embodiment 1 is：PVC fibre diameters be 117 μm, a diameter of 8.
Embodiment 11：A kind of concrete：Difference with embodiment 1 is：Condensation conditioning agent is phosphoric acid.
Embodiment 12：A kind of concrete：Difference with embodiment 1 is：Condensation conditioning agent is sodium sulphate.
Embodiment 13：A kind of concrete：Difference with embodiment 1 is：Condensation conditioning agent is sodium phosphate.
Embodiment 14：A kind of concrete：Difference with embodiment 1 is：The condensation conditioning agent is pressed by phosphoric acid, sodium sulphate
Parts by weight 1:2 compositions.
Embodiment 15：A kind of concrete：Difference with embodiment 1 is：The condensation conditioning agent is pressed by phosphoric acid, sodium sulphate
Parts by weight 3:1 composition.
Embodiment 16：A kind of concrete：Difference with embodiment 1 is：The condensation conditioning agent is pressed by phosphoric acid, sodium phosphate
Parts by weight 1:3 compositions.
Embodiment 17：A kind of concrete：Difference with embodiment 1 is：The condensation conditioning agent is by sodium sulphate, sodium phosphate
In parts by weight 1:3 compositions.
Embodiment 18-34：A kind of steel reinforced concrete tube structure, including embodiment 1-17 any one, embodiment 18-34
Do not repeat.
Comparative example 1：Difference with embodiment 1 is：PVC fibre diameters be 98 μm, a diameter of 8.
Comparative example 2：Difference with embodiment 1 is：PVC fibre diameters be 94 μm, a diameter of 9.
Comparative example 3：Difference with embodiment 1 is：PVC fibre diameters be 121 μm, a diameter of 10.
Comparative example 4：Difference with embodiment 1 is：PVC fibre diameters be 127 μm, a diameter of 8.
The preparation method of above-mentioned concrete is：By electronic scale automatic gauge, it is put on magnetic stirring apparatus and stirs after mixing
Mix and heat 45-60 minutes in 60 DEG C.
Compression strength is the average value round numbers of calculating.
The grouting material of above-mentioned preparation uses 0.15 ratio of water to material, according to GB/T50448-2008《Strength cement-based grouting material application skill
Art specification》The experimental method measure each grouting material fluidity, according to GB17671-1999 test it is anti-folding and compression strength,
The total cracking occurred in crack time and unit area of each grouting material is tested using flat test piece constraint cracking test method
Area, as shown above.
Above table shows：Embodiment 1-10 concrete early anti pressured intension highests, the diameter of PVC fibers, length are selected
And the selection of condensation conditioning agent has a great influence with concrete early anti pressured intension is compared.
Claims (7)
1. a kind of concrete, include the component of following parts by weight：
Cement 88-115 parts；
River sand 35-50 parts；
Quartz sand：50-60 parts；
Rubble 28-45 parts；
Water reducer 4-6 parts；
Condense conditioning agent 7-10 parts；
Swelling agent：0.3-0.5 parts；
Defoamer：0.2 part；
PVC fiber 3-5 parts；
The PVC fibre diameters are 100-120 μm, length 8-10mm.
2. concrete according to claim 1, it is characterized in that：The condensation conditioning agent is in phosphoric acid, sodium sulphate, sodium phosphate
One or more.
3. concrete according to claim 2, it is characterized in that：It is described condensation conditioning agent by phosphoric acid, sodium sulphate by weight
Number 1:3 compositions.
4. concrete according to claim 1, it is characterized in that：Water reducer is polycarboxylate water-reducer.
5. concrete according to claim 1, it is characterized in that：The swelling agent is calcium oxide.
6. concrete according to claim 1, it is characterized in that：The defoamer is polyethers defoamer.
7. a kind of steel reinforced concrete tube structure, it is characterized in that：Including the concrete as described in claim 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710712853.1A CN107572908A (en) | 2017-08-18 | 2017-08-18 | Concrete and the steel reinforced concrete tube structure comprising the concrete |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710712853.1A CN107572908A (en) | 2017-08-18 | 2017-08-18 | Concrete and the steel reinforced concrete tube structure comprising the concrete |
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| CN107572908A true CN107572908A (en) | 2018-01-12 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11246254A (en) * | 1997-11-24 | 1999-09-14 | Materiaux De Construction Internatl | Mixture for production of glass fiber reinforced concrete molding, production of molding and apparatus therefor |
| CN102060488A (en) * | 2010-11-26 | 2011-05-18 | 同济大学 | Anti-disturbance concrete and preparation method thereof |
| CN102503309A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Self-compacting concrete mixture for plate-type ballastless track of railway |
| CN103964793A (en) * | 2014-04-23 | 2014-08-06 | 华南理工大学 | Concrete for practical application of building industrial production |
| CN104891900A (en) * | 2015-05-20 | 2015-09-09 | 中民筑友有限公司 | C35 low-gel-material self-compacting reinforced concrete and preparation method thereof |
| CN106396567A (en) * | 2016-08-27 | 2017-02-15 | 卡本复合材料（天津）有限公司 | Quick-hardening early-strength concrete, and preparation method thereof |
-
2017
- 2017-08-18 CN CN201710712853.1A patent/CN107572908A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11246254A (en) * | 1997-11-24 | 1999-09-14 | Materiaux De Construction Internatl | Mixture for production of glass fiber reinforced concrete molding, production of molding and apparatus therefor |
| CN102060488A (en) * | 2010-11-26 | 2011-05-18 | 同济大学 | Anti-disturbance concrete and preparation method thereof |
| CN102503309A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Self-compacting concrete mixture for plate-type ballastless track of railway |
| CN103964793A (en) * | 2014-04-23 | 2014-08-06 | 华南理工大学 | Concrete for practical application of building industrial production |
| CN104891900A (en) * | 2015-05-20 | 2015-09-09 | 中民筑友有限公司 | C35 low-gel-material self-compacting reinforced concrete and preparation method thereof |
| CN106396567A (en) * | 2016-08-27 | 2017-02-15 | 卡本复合材料（天津）有限公司 | Quick-hardening early-strength concrete, and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 徐跃等: "《工程材料及热成型技术》", 31 October 2015, 国防工业出版社 * |
| 鄢朝勇等: "《土木工程材料》", 31 July 2014, 中国建材工业出版社 * |
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