CN106495594A - A kind of Reinforced Concrete Materials suitable for ocean coral island and preparation method thereof - Google Patents
A kind of Reinforced Concrete Materials suitable for ocean coral island and preparation method thereof Download PDFInfo
- Publication number
- CN106495594A CN106495594A CN201610977029.4A CN201610977029A CN106495594A CN 106495594 A CN106495594 A CN 106495594A CN 201610977029 A CN201610977029 A CN 201610977029A CN 106495594 A CN106495594 A CN 106495594A
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- Prior art keywords
- reinforced concrete
- coral
- concrete materials
- ocean
- corallium japonicum
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
-
- 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
- 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
- C04B2111/24—Sea water resistance
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of Reinforced Concrete Materials suitable for ocean coral island, including reinforcing bar and concrete, concrete includes the following raw material for mixing in mass ratio：Corrosion inhibitor for cement quality 0.1% 0.5%；Cement is 1 with the mass ratio of coral sand aggregate:3‑1:4；The ratio of mud is 2:5‑3:5.The Reinforced Concrete Materials of the present invention, in conjunction with ocean coral island feature, draw materials nearby, with the direct mix maintenance of sea water, using coral sand as coarse aggregate and fine aggregate, the demand to the building material from transcontinental shipments is reduced, reduced cost of transportation, saved islands and reefs construction cost and accelerate islands and reefs construction speed；2205 two phase stainless steels are adopted for arrangement of reinforcement, 2205 stainless steel rebar excellent corrosion-proof performances, in conjunction with the corrosion inhibitor that aluminium triphosphate is host, further increase the corrosion resisting property of stainless steel rebar, extend Reinforced Concrete Materials service life, and convenient later maintenance, maintenance cost is cheap.
Description
Technical field
The present invention relates to a kind of Reinforced Concrete Materials, and in particular to a kind of long-life steel suitable for ocean coral island
Reinforced concrete material.
Background technology
In the islands and reefs engineering of ocean, if construction material will bring the freight of great number and longer to build from transcontinental shipments
If the duration.
Rustless steel steel reinforcing bar has after good corrosion resistance, and stainless steel rebar corrosion without obvious Volumetric expansion, because
This stainless steel reinforced concrete has good durability in marine environment.But it is under the conditions of high concentration corrosive medium, stainless
Steel reinforcing bar still can occur pitting corrosion, cause steel area to reduce so that the bearing capacity drop of stainless steel reinforced concrete structure
Low.
Corrosion inhibitor have antiseptic effect substantially, easy construction, the feature such as with low cost.Tradition is with nitrite as host
Corrosion inhibitor not only has toxicity, and there is the not enough corrosion for accelerating reinforcing bar on the contrary of consumption.
Therefore, reduce stainless steel rebar pitting corrosion probability in the Corallium Japonicum Kishinouye sand concrete of high porosity, develop long-life
Stainless steel rebar coral concrete structural material has important practical significance.
Content of the invention
For solving the deficiencies in the prior art, it is an object of the invention to provide a kind of combine coral island feature, take nearby
Material prepares the long-life Reinforced Concrete Materials for being applied to ocean coral island.
A kind of Reinforced Concrete Materials suitable for ocean coral island, including reinforcing bar and concrete, the concrete by
Following raw materials according is mixed together in mass ratio：
0.1%-0.5% of the corrosion inhibitor for cement quality；
Cement is 1 with the mass ratio of coral sand aggregate:3-1:4；
The ratio of mud is 2:5-3:5.
Above-mentioned reinforcing bar is 2205 two phase stainless steel reinforcing bars.
Above-mentioned water is sea water.
Above-mentioned coral sand bone includes Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand.
Further, the mass ratio of above-mentioned Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand is 3:1-4:1.
Above-mentioned corrosion inhibitor is with aluminium triphosphate as host.
The preparation method of the above-mentioned Reinforced Concrete Materials suitable for ocean coral island, comprises the following steps：
S1, the tied silk that 2205 two phase stainless steel reinforcing bars are passed through same material or nylon tied silk colligation are into steel bar framework；
S2, by mass ratio with cement, the corrosion inhibitor with aluminium triphosphate as host is added in cement, mix is uniform；
S3, prepare coral sand aggregate：Corallite is carried out Mechanical Crushing, will broken after Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand according to 3:
1-4:1 quality cooperation stirs and prepares coral sand aggregate；
S4, prepare dry material：The cement of mix corrosion inhibitor is stirred in mass ratio with coral sand aggregate, dry material is made；
S5, prepare Corallium Japonicum Kishinouye mortar：Certain ratio of mud is pressed, in above-mentioned dry material, adds sea water, mixed and make coral sand
Slurry；
S6, above-mentioned Corallium Japonicum Kishinouye mortar is poured in steel bar framework, vibrate and make Reinforced Concrete Materials；
S7, maintenance：The fixed-type rear form removal of above-mentioned Reinforced Concrete Materials, was mixed with sea water maintenance Corallium Japonicum Kishinouye within a period of time
Solidifying soil.
The invention has benefit that：A kind of armored concrete material suitable for ocean coral island that the present invention is provided
Material, in conjunction with ocean coral island feature, is drawn materials nearby, with the direct mix maintenance of sea water, using coral sand as coarse aggregate and thin bone
Material, reduces the demand to the building material from transcontinental shipments, reduces cost of transportation, saves islands and reefs construction cost and accelerate island
Reef construction speed, is particularly suited for emergency first-aid repair islands and reefs engineering structure；2205 two phase stainless steels are adopted for arrangement of reinforcement, 2205 rustless steels
Reinforcing bar excellent corrosion-proof performance, is the corrosion inhibitor of host in conjunction with aluminium triphosphate, further increases the corrosion resisting property of stainless steel rebar,
Extend Reinforced Concrete Materials service life, solve in the islands and reefs engineering of ocean durability of the building structure in marine environment not
The problem of foot；Convenient later maintenance, maintenance cost are cheap, and stainless steel rebar does not have obvious corrosion product volumetric expansion effect
Should.
Description of the drawings
Fig. 1 is a kind of Reinforced Concrete Materials suitable for ocean coral island and the carbon steel concrete of the present invention in sea water
The middle immersion AC impedance comparison diagram of 33 days.
Specific embodiment
Make specific introduction to the present invention below in conjunction with the drawings and specific embodiments.
Embodiment 1：
A kind of Reinforced Concrete Materials suitable for ocean coral island,
S1, cement and coral sand aggregate are pressed 1:3 mass ratio stirs, and makes dry material, Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand
Mass ratio be 3:1；
S2 and cement are added into the corrosion inhibitor with aluminium triphosphate as host in above-mentioned dry material, are mixed by 0.2% mass ratio
Close uniform；
S3, the ratio of mud by 0.45, add sea water, mix and are prepared into Corallium Japonicum Kishinouye mortar；
S4, above-mentioned Corallium Japonicum Kishinouye mortar is inserted in 2205 two phase stainless steel frameworks of steel reinforcement and makes Reinforced Concrete Materials；
S5, form removal after 1 day, were watered per 4 hours 5 minutes with sea water in 5 days for starting and conserve coral concrete.
Embodiment 2：
A kind of Reinforced Concrete Materials suitable for ocean coral island,
S1, cement and coral sand aggregate are pressed 2:7 mass ratio stirs, and makes dry material, Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand
Mass ratio be 3:1；
S2 and cement are added into the corrosion inhibitor with aluminium triphosphate as host in above-mentioned dry material, are mixed by 0.3% mass ratio
Close uniform；
S3, the ratio of mud by 0.4, add sea water, mix and are prepared into Corallium Japonicum Kishinouye mortar；
S4, above-mentioned Corallium Japonicum Kishinouye mortar is inserted in 2205 two phase stainless steel frameworks of steel reinforcement and makes Reinforced Concrete Materials；
S5, form removal after 1 day, were watered per 6 hours 10 minutes with sea water in 10 days for starting and conserve coral concrete.
Embodiment 3：
A kind of Reinforced Concrete Materials suitable for ocean coral island,
S1, cement and coral sand aggregate are pressed 1:4 mass ratio stirs, and makes dry material, Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand
Mass ratio be 3:1；
S2 and cement are added into the corrosion inhibitor with aluminium triphosphate as host in above-mentioned dry material, are mixed by 0.2% mass ratio
Close uniform；
S3, the ratio of mud by 0.6, add sea water, mix and are prepared into Corallium Japonicum Kishinouye mortar；
S4, above-mentioned Corallium Japonicum Kishinouye mortar is inserted in 2205 two phase stainless steel frameworks of steel reinforcement and makes Reinforced Concrete Materials；
S5, form removal after 1 day, were watered per 5 hours 8 minutes with sea water in 7 days for starting and conserve coral concrete.
Sample experiment is made with the Corallium Japonicum Kishinouye mortar that embodiment 3 makes：
The 2205 stainless reinforcing bars of a diameter of Ф 10mm are processed into the reinforcing bar sample of length 50mm, in the welding of reinforcing bar sample one end
Copper cash, and with epoxy-coated reinforcement sample two ends, sample is put into exsiccator after epoxy resin is fully cured stand-by.
Corallium Japonicum Kishinouye mortar is loaded in Ф 40mm moulds of the height for 80mm, ready reinforcing bar sample heeling-in is entered mortar examination
Mortar specimen is taken out and is soaked in sea water by sample center, form removal after 1 day, by Study on AC impedance resistance rust effect.
From accompanying drawing 1 as can be seen that in the Reinforced Concrete Materials, the impedance arc radius of reinforcing bar are significantly greater than carbon in sea water
Impedance arc radius of the steel in normal concrete, show that the rusting rate of reinforcing bar in the material is significantly reduced.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, all obtained by the way of equivalent or equivalent transformation
Technical scheme, all falls within protection scope of the present invention.
Claims (7)
1. a kind of Reinforced Concrete Materials suitable for ocean coral island, it is characterised in that including reinforcing bar and concrete, described
Concrete includes the following raw material for mixing in mass ratio：
0.1%-0.5% of the corrosion inhibitor for cement quality；
Cement is 1 with the mass ratio of coral sand aggregate:3-1:4；
The ratio of mud is 2:5-3:5.
2. a kind of Reinforced Concrete Materials suitable for ocean coral island according to claim 1, it is characterised in that institute
Reinforcing bar is stated for 2205 two phase stainless steel reinforcing bars.
3. a kind of Reinforced Concrete Materials suitable for ocean coral island according to claim 1, it is characterised in that institute
Water is stated for sea water.
4. a kind of Reinforced Concrete Materials suitable for ocean coral island according to claim 1, it is characterised in that institute
Stating coral sand aggregate includes Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand.
5. a kind of Reinforced Concrete Materials suitable for ocean coral island according to claim 4, it is characterised in that institute
The mass ratio for stating Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand is 3:1-4:1.
6. a kind of Reinforced Concrete Materials suitable for ocean coral island according to claim 1, it is characterised in that institute
Corrosion inhibitor is stated with aluminium triphosphate as host.
7. the preparation side of the Reinforced Concrete Materials suitable for ocean coral island according to claim 1-6 described in any one
Method, it is characterised in that comprise the following steps：
S1, the tied silk that 2205 two phase stainless steel reinforcing bars are passed through same material or nylon tied silk colligation are into steel bar framework；
S2, by mass ratio with cement, the corrosion inhibitor with aluminium triphosphate as host is added in cement, mix is uniform；
S3, prepare coral sand aggregate：Corallite is carried out Mechanical Crushing, will broken after Corallium Japonicum Kishinouye coarse sand and Corallium Japonicum Kishinouye fine sand according to 3:
1-4:1 quality cooperation stirs and prepares coral sand aggregate；
S4, prepare dry material：The cement of mix corrosion inhibitor is stirred in mass ratio with coral sand aggregate, dry material is made；
S5, prepare Corallium Japonicum Kishinouye mortar：Certain ratio of mud is pressed, in above-mentioned dry material, adds sea water, mixed and make coral sand
Slurry；
S6, above-mentioned Corallium Japonicum Kishinouye mortar is poured in steel bar framework, vibrate and make Reinforced Concrete Materials；
S7, maintenance：The fixed-type rear form removal of above-mentioned Reinforced Concrete Materials, was mixed with sea water maintenance Corallium Japonicum Kishinouye within a period of time
Solidifying soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610977029.4A CN106495594A (en) | 2016-11-08 | 2016-11-08 | A kind of Reinforced Concrete Materials suitable for ocean coral island and preparation method thereof |
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| CN201610977029.4A CN106495594A (en) | 2016-11-08 | 2016-11-08 | A kind of Reinforced Concrete Materials suitable for ocean coral island and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107125181A (en) * | 2017-04-01 | 2017-09-05 | 浙江大学宁波理工学院 | Utilize the method for house frame manufacture artificial marine habitat to be torn open |
| CN109354431A (en) * | 2018-11-09 | 2019-02-19 | 南京航空航天大学 | A kind of corrosion inhibitor incorporation method promoting coral concrete structure durability |
| CN109358108A (en) * | 2018-11-09 | 2019-02-19 | 南京航空航天大学 | A method of promoting coral concrete structural anticorrosion |
| CN112832190A (en) * | 2020-12-10 | 2021-05-25 | 武汉理工大学 | Coral island wave wall structure and construction method thereof |
| CN115792196A (en) * | 2022-12-01 | 2023-03-14 | 武汉理工大学 | Method for establishing coral concrete elastic model and age calculation model based on nondestructive testing |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107125181A (en) * | 2017-04-01 | 2017-09-05 | 浙江大学宁波理工学院 | Utilize the method for house frame manufacture artificial marine habitat to be torn open |
| CN107125181B (en) * | 2017-04-01 | 2019-06-28 | 浙江大学宁波理工学院 | Utilize the method for house frame manufacture artificial marine habitat to be torn open |
| CN109354431A (en) * | 2018-11-09 | 2019-02-19 | 南京航空航天大学 | A kind of corrosion inhibitor incorporation method promoting coral concrete structure durability |
| CN109358108A (en) * | 2018-11-09 | 2019-02-19 | 南京航空航天大学 | A method of promoting coral concrete structural anticorrosion |
| CN109354431B (en) * | 2018-11-09 | 2021-09-07 | 南京航空航天大学 | Method for doping rust inhibitor for improving durability of coral concrete structure |
| CN109358108B (en) * | 2018-11-09 | 2021-11-30 | 南京航空航天大学 | Method for improving corrosion resistance of coral concrete structure |
| CN112832190A (en) * | 2020-12-10 | 2021-05-25 | 武汉理工大学 | Coral island wave wall structure and construction method thereof |
| CN112832190B (en) * | 2020-12-10 | 2022-06-14 | 武汉理工大学 | Coral island wave wall structure and construction method thereof |
| CN115792196A (en) * | 2022-12-01 | 2023-03-14 | 武汉理工大学 | Method for establishing coral concrete elastic model and age calculation model based on nondestructive testing |
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