CN106746947A - A kind of travertine geology crack-filling agent and its application - Google Patents
A kind of travertine geology crack-filling agent and its application Download PDFInfo
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- CN106746947A CN106746947A CN201611031004.1A CN201611031004A CN106746947A CN 106746947 A CN106746947 A CN 106746947A CN 201611031004 A CN201611031004 A CN 201611031004A CN 106746947 A CN106746947 A CN 106746947A
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- travertine
- crack
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
- E04G23/0211—Arrangements for filling cracks or cavities in building constructions using injection
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
- C04B2111/00672—Pointing or jointing materials
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention provides a kind of travertine geology crack-filling agent, including following components in parts by weight：1~9 part of 60~90 parts of travertine base-material, 5~25 parts of crosslinking agent and crosslinking agent.The travertine base-material that the present invention is used is with to be repaired geological environment compatibility good, realize to the lossless free of contamination repairing in situ of travertine geology, remediation efficiency it is high and repair after intensity it is high, it is simultaneously base-material with discarded travertine, under the premise of the environment friendly for ensureing material, the utilization of resources to discarding travertine is realized again；Travertine geology crack-filling agent provided by the present invention can be used for the treatment of travertine scenic spot earth's surface lottery pool rimstone dam gap, with strong points.The result of the embodiment of the present application shows that during the permeable travertine geology that the present invention is provided is with crack-filling agent use, the presetting period is less than 30h, and final setting time is less than 40h, and after 7 days, intensity is that can reach 1~3MPa, and intensity can be higher than 5MPa after 28 days.
Description
Technical field
The present invention relates to geology recovery technique field, more particularly to a kind of travertine geology crack-filling agent and its application.
Background technology
Travertine is the surface water rich in bicarbonate radical, in appropriate physics, chemistry or biotic factor, approaches and/or exposes
When earth's surface, the carbonic acid travertine sediment formed because carbon dioxide is largely escaped.These sediments with current vacillate and
The change of water circulation system and change, form travertine landscape, such as travertine rimstone dam lottery pool, travertine beach stream, travertine waterfall and travertine
Collapse hole etc..As a kind of special karst landscape, while it is constantly formed, influenceed by normal erosion, equally
Be faced with the evolution-degradation phenomena of landscape, the most significantly have travertine rimstone dam and Tan Liu areas occur more obvious crack or
Person crack.
Become the patching material in the cracks such as masonry dam or crack for travertine, it is necessary to emphasis considers the original geology characteristic of travertine
Holding, but conventional crack repairing material such as crack-filling agent, cement etc. and travertine geological ecology poor compatibility, it is difficult to ensure to split
Seam repairing material is consistent with travertine color, density and infiltration coefficient, causes the destruction of travertine script speciality.For example, in
State patent CN102173661A discloses a kind of Self-leveling polyalcohol cement basis repairing for concrete structure crack repairing
Mortar, can be used for the repairing in travertine geology crack-filling agent crack, but is the use of substantial amounts of cement and sand travertine geology can be made
Into permanent damage；For another example Chinese patent CN102604463A discloses a kind of for the aqueous of wall body slit repairing surface reinforcing
Benefit splits glue, can effectively resist the generation of wall body slit and segmentation crack, but is the use of great number of elastic emulsion, antifreezing agent, ecological
Poor compatibility.
The content of the invention
It is an object of the invention to provide a kind of travertine geology crack-filling agent and its application, the crack-filling agent that the present invention is provided with
Travertine geology good biocompatibility, realizes not introducing destructive composition while fracture ground Rapid-Repair, keeps geology original appearance.
The invention provides a kind of travertine geology crack-filling agent, the travertine base includes following components in parts by weight：Travertine
1~9 part of 60~90 parts of base-material, 5~25 parts of calcic crosslinking agent and reinforcing agent.
Preferably, the particle diameter of the travertine base-material is 10~40 μm.
Preferably, the calcic crosslinking agent is lime and/or gypsum.
Preferably, when the crosslinking agent is lime and gypsum, the mass ratio of the lime and gypsum is (5~20)：(1
~5).
Preferably, the particle diameter of the lime is 10~100 μm, and the particle diameter of the gypsum is 50~100 μm.
Preferably, the reinforcing agent includes sodium acid carbonate and calcium chloride.
Preferably, the mass ratio of the sodium acid carbonate and calcium chloride is (1~5)：(1~4).
Preferably, the particle diameter of the sodium acid carbonate is 10~100 μm, and the particle diameter of the calcium chloride is 50~100 μm.
The invention provides the travertine geology crack-filling agent described in above-mentioned technical proposal in travertine geology gap is repaired
Using carrying out slip casting to travertine geology gap after specially the travertine geology is mixed with crack-filling agent with water.
Preferably, the travertine geology crack-filling agent and the mass ratio of water are (75~95)：(5~25).
The invention provides a kind of travertine geology crack-filling agent, including following components in parts by weight：Travertine base-material 60~90
1~9 part of part, 5~25 parts of calcic crosslinking agent and crosslinking agent.The present invention use travertine base-material be repaired geological environment compatibility
Well, lossless free of contamination repairing in situ to travertine geology is realized, remediation efficiency is high and intensity is high after repairing；Calcic crosslinking agent with
Carbonate reaction generation calcium carbonate in water realized the cementation between travertine base granule, with the time extension crack-filling agent with
The increase of geology compatibility is repaired, further promotes repairing effect of the travertine base-material to gap；Travertine ground provided by the present invention
Matter crack-filling agent can be used for the treatment of travertine scenic spot earth's surface lottery pool rimstone dam gap, with strong points.The result of the embodiment of the present application
Show, during the permeable travertine geology that the present invention is provided is with crack-filling agent use, the presetting period is less than 30h, and final setting time is less than
40h, after 7 days, intensity is that can reach 1~3MPa, and intensity can be higher than 5MPa after 28 days.
Further, a small amount of gypsum is added, its expansion effect in the curing process is made full use of, increase is filled out to gap
Fill and actual anti-seepage effect, while the dilatancy of gypsum promotes travertine base-material preferably to be contacted with gap, improve repairing efficiency；Together
When add lime, the expansion of gypsum promotes lime to be realized to travertine base-material with the carbonate reaction generation calcium carbonate in water body
Intergranular cementation, further promotes repairing effect of the travertine base-material to gap.
Further, travertine, lime, gypsum, uniform particle sizes and scope are approached, and can be used for the repairing in different size gap.
Specific embodiment
The invention provides a kind of travertine geology crack-filling agent, including following components in parts by weight：Travertine base-material 60~90
1~9 part of part, 5~25 parts of calcic crosslinking agent and crosslinking agent.
The travertine base-material that the present invention is used is realized lossless to travertine geology original position with to be repaired geological environment compatibility good
Free of contamination repairing, remediation efficiency it is high and repair after intensity it is high；Calcic crosslinking agent generates calcium carbonate with the carbonate reaction in water
Realize the cementation between travertine base granule, increase with geology compatibility is repaired with the extension crack-filling agent of time, enter one
Step promotes repairing effect of the travertine base-material to gap；Travertine geology crack-filling agent provided by the present invention can be used for travertine scenic spot
Earth's surface lottery pool rimstone dam gap is processed, with strong points.
The travertine geology crack-filling agent that the present invention is provided, in parts by weight, including 60~90 parts of travertine base-material, preferably
65~80 parts, more preferably 70~75 parts.In the present invention, the particle diameter of the travertine base-material is preferably 10~40 μm, further
Preferably 20~25 μm.In the present invention, the travertine base-material is preferably the geologic material of travertine；In the present invention, it is described
Travertine base-material is preferably discarded travertine, is base-material with discarded travertine, under the premise of the environment friendly for ensureing material, realizes again
The utilization of resources to discarding travertine.
When from discarded travertine, removal of impurities after travertine, then super-fine processing are discarded described in the present invention preferably coarse crushing.In the present invention
In, the coarse crushing is preferably and is ground the discarded travertine using pulverizer；In the present invention, it is described grind after discarded travertine
Particle diameter be preferably 100~150 μm.Travertine base-material after coarse crushing described in preferred pair of the present invention carries out removal of impurities, and the present invention is to described
The mode of removal of impurities does not have particular/special requirement, using removal of impurities mode well-known to those skilled in the art, can remove the discarded calcium
The non-travertine material in Central China.In the present invention, the non-travertine material preferably includes in sandstone, gravel and the broken branches and fallen leaves
Plant or various.After completing the removal of impurities, the product after removal of impurities described in preferred pair of the present invention carries out super-fine processing；The present invention is to described
The mode of super-fine processing does not have particular/special requirement, using super-fine processing mode well-known to those skilled in the art.The present invention
400~1250 eye mesh screens are crossed after preferably completing the super-fine processing, the aperture of the screen cloth is more preferably 500~625 μm.
In the present invention, the travertine base-material to be added and maintain ground while completing the repairing to gap jointly with other components
Table water, it is to avoid travertine is degenerated caused by the reduction of surface water capacity runoff rate.The present invention is to the size in the gap without spy
Different limitation；After the present invention completes the repairing to the gap of the travertine geology of required repairing using the travertine geology with crack-filling agent,
The infiltration coefficient of the travertine geology being repaired is preferably 2 × 10-4cm s-1~5 × 10-4cm s-1, meet to surface water capacity
Maintenance.
The travertine geology crack-filling agent that the present invention is provided, in parts by weight, travertine base-material is described in techniques described above scheme
Benchmark, including 5~25 parts of calcic crosslinking agent, more preferably preferably 10~20 parts, 15 parts.In the present invention, the calcic
Crosslinking agent is preferably lime and/or gypsum；Preferably include lime and gypsum；It is described when the crosslinking agent is lime and gypsum
The mass ratio of lime and gypsum is preferably (5~20)：(1~5), more preferably (8~18)：(2~4), most preferably (10
~15):3.
In the present invention, the calcium oxide and calcium hydroxide in the lime can be with the carbonic acid in surface water in travertine geology
Hydrogen radical is reacted, and generates calcium carbonate so that in use, intensity constantly strengthens crack-filling agent, is realized to the travertine base-material
The bonding enhancing repair efficiency of particle, improves the long-lasting of crack-filling agent；The calcium carbonate for being generated can also fully be sticked to and repaiied
On the rock mass in multiple gap, strengthen repair efficiency.In the present invention, the particle diameter of the lime is preferably 10~100 μm, further excellent
Elect 50~80 μm as.The no particular/special requirement in source to the lime of the invention, using stone well-known to those skilled in the art
Ash, in an embodiment of the present invention, using the commercially available prod of lime.
In the present invention, volumetric expansion after the water suction of the gypsum, enhances filling effect of the crack-filling agent to gap, and
Serve the effect for reducing and being oozed under moisture.In the present invention, the particle diameter of the gypsum is preferably 50~100 μm, further preferably
It is 60~80 μm.In the present invention, the gypsum is preferably high temperature modified gypsum or common gypsum.In the present invention, the stone
The high temperature modified process of cream is preferably and carries out high-temperature calcination to common lime；In the present invention, the temperature of the high-temperature calcination is excellent
Elect as and be not less than 800 DEG C, more preferably 1000~1200 DEG C；In the present invention, the time of the high-temperature calcination be preferably not low
In 30min, more preferably 45~60min.In the present invention, after high temperature modified, water resistance is further carried the gypsum
Height, improves the source no particular/special requirement of the long-lasting present invention to the common gypsum of crack-filling agent, using people in the art
Gypsum known to member, in an embodiment of the present invention, using the commercially available prod of gypsum.
The travertine geology crack-filling agent that the present invention is provided, in parts by weight, travertine base-material described in techniques described above scheme
On the basis of quality, including 1~9 part of reinforcing agent, preferably 2~8 parts, more preferably 5~6 parts.In the present invention, the enhancing
Agent preferably includes sodium acid carbonate and calcium chloride；In the present invention, the mass ratio of sodium acid carbonate and calcium chloride is excellent in the reinforcing agent
Elect as (1~5)：(1~4), more preferably (2~3)：(2~3).In the present invention, the sodium acid carbonate and calcium chloride add
The shaping of calcium carbonate during the fast crack-filling agent use, i.e., in the present invention, the lime, sodium acid carbonate and calcium chloride make
With the equal formation that can promote calcium carbonate crystal.
In the present invention, the particle diameter of the sodium acid carbonate is preferably 10~100 μm, more preferably 50~80 μm.This
Invention to the no particular/special requirement in source of the sodium acid carbonate, using sodium acid carbonate well-known to those skilled in the art,
In an embodiment of the present invention, using the commercially available prod of sodium acid carbonate.
In the present invention, the particle diameter of the calcium chloride is preferably 50~100 μm, more preferably 80~90 μm.This hair
The no particular/special requirement in the bright source to the calcium chloride, using calcium chloride well-known to those skilled in the art, in this hair
In bright embodiment, using the commercially available prod of calcium chloride.
The present invention does not have special restriction to the preparation method of travertine geology crack-filling agent described in above-mentioned technical proposal, uses
Technical scheme prepared by composition well known to those skilled in the art, specially：By the travertine base-material, crosslinking agent and increasing
Tough dose of mixing, obtains travertine geology crack-filling agent.
In the present invention, it is preferred to the travertine base-material is divided into three parts mix with crosslinking agent and toughener respectively, specifically
Preparation method preferably includes following steps：
(1) crosslinking agent and the first mass parts travertine base-material are mixed, obtains the first mixture；
(2) the first mixture for obtaining the step (1) mixes with the reinforcing agent and the second mass parts travertine base-material,
Obtain the second mixture；
(3) the second mixture for obtaining the step (2) mixes with the 3rd mass parts travertine base-material, obtains travertine geology
Use crack-filling agent；
The summation of the first mass parts travertine base-material, the second mass parts travertine base-material and the 3rd mass parts travertine base-material is
The consumption of travertine base-material described in above-mentioned technical proposal.
In the present invention, the first mass parts travertine base-material, the second mass parts travertine base-material and the 3rd mass parts travertine
The mass ratio of base-material is preferably (3~1)：(2~1)：1.In the present invention, the travertine base-material substep and crosslinking agent and reinforcing agent
Mixing, it is ensured that the mixing uniformity of raw material, is favorably improved repairing efficiency, contracting during permeable travertine geology crack-filling agent use
The short repairing time.
The present invention mixes crosslinking agent and the first mass parts travertine base-material, obtains the first mixture.The present invention is to described mixed
Conjunction mode does not have particular/special requirement, using hybrid mode well-known to those skilled in the art.In the present invention, crosslinking agent and
First mass parts travertine base-material mixed process, is carried out preferably in mixer, and the time of the mixing is preferably 3~5 minutes, enters
One step is preferably 3.5~4 minutes.
Mix with the reinforcing agent and the second mass parts travertine base-material after the first mixture for obtaining, obtain the second mixing
Thing.The present invention is not special to the hybrid mode after first mixture with the reinforcing agent and the second mass parts travertine base-material
It is required that, using hybrid mode well-known to those skilled in the art.In the present invention, the mixed process, is preferably stirring
Mix and carry out in machine, the power of mixer is preferably 25~40kW, more preferably 35~38kW in the mixed process；It is described
The time of mixing is preferably 10~20 minutes, more preferably 12~14 minutes.
Mix with the 3rd mass parts travertine base-material after the second mixture for obtaining, obtain travertine geology crack-filling agent.This hair
The bright hybrid mode to second mixture and the 3rd mass parts travertine base-material does not have particular/special requirement, using people in the art
Hybrid mode known to member.In the present invention, the mixing of second mixture and the 3rd mass parts travertine base-material
Journey, is carried out preferably in mixer, and the power of mixer is preferably 20~30kW, more preferably 25 in the mixed process
~28kW；The time of the mixing is 10~20 minutes, more preferably 15~18 minutes.
Present invention also offers described in the travertine geology crack-filling agent or above-mentioned technical proposal described in above-mentioned technical proposal
Application of the travertine geology crack-filling agent that preparation method is obtained in travertine geology gap is repaired, specially by the travertine geology
Slip casting is carried out to travertine geology gap after being mixed with water with crack-filling agent.In the present invention, the travertine geology crack-filling agent and water
Mass ratio be preferably (75~95)：(5~25), more preferably (90~92)：(8~10), most preferably 91:9.This hair
It is bright preferably to be mixed by the way of stirring；In the present invention, the rotating speed of the stirring is preferably 150~500rpm, further excellent
Elect 200~400rpm as.The present invention does not have particular/special requirement to the mode of the slip casting, using well-known to those skilled in the art
Grouting mode.In an embodiment of the present invention, specifically carried out using slip casting machine well-known to those skilled in the art described
Slip casting.
The travertine base-material that the present invention is used is realized lossless to travertine geology original position with to be repaired geological environment compatibility good
Free of contamination repairing, remediation efficiency it is high and repair after intensity it is high；Calcic crosslinking agent generates calcium carbonate with the carbonate reaction in water
Realize the cementation between travertine base granule, increase with geology compatibility is repaired with the extension crack-filling agent of time, enter one
Step promotes repairing effect of the travertine base-material to gap；Travertine geology crack-filling agent provided by the present invention can be used for travertine scenic spot
Earth's surface lottery pool rimstone dam gap is processed, with strong points.The result of the embodiment of the present application shows, the permeable travertine ground that the present invention is provided
During matter is with crack-filling agent use, the presetting period is less than 30h, and final setting time is less than 40h, and after 7 days, intensity is that can reach 1
~3MPa, intensity can be higher than 5MPa after 28 days.
In order to further illustrate the present invention, with reference to embodiment to the present invention provide travertine geology crack-filling agent and its
Using being described in detail, but they can not be interpreted as limiting the scope of the present invention.
Mended under the travertine geological conditions that the travertine geology that following embodiments are prepared is simulated with crack-filling agent indoors
Seam test, complete repairing after performance test according to《Plaster of Paris starches the measure of physical property only》Detection method carry out.
Embodiment 1
According to weight meter, crack-filling agent includes 61 parts of travertine powder, 15 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 40 μm, and the particle diameter of lime is 50 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 60 μm, and the particle diameter of calcium chloride is 60 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 3min first
End continues to stir 3min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 20kw
Add the 3rd part of travertine powder to stir 20min with the power of 30kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：10 ratio is used for the repairing in gap after crack-filling agent is mixed with water.Room
The presetting period measured during interior experiment is 18~23h, and final setting time is 24~29h.Compression strength is 1~3MPa after 7d, after 28d
It is 6~10MPa.
Embodiment 2
According to weight meter, crack-filling agent includes 63. parts of travertine powder, 15 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 92 of water：8 ratio is used for the repairing in gap after crack-filling agent is mixed with water.It is indoor
The presetting period measured during experiment is 18~22h, and final setting time is 24~28h.Compression strength is 1~4MPa after 7d, is after 28d
6~10MPa.
Embodiment 3
According to weight meter, crack-filling agent includes 63. parts of travertine powder, 15 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 2 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 92 of water：8 ratio is used for the repairing in gap after crack-filling agent is mixed with water.It is indoor
The presetting period measured during experiment is 18~23h, and final setting time is 24~29h.Compression strength is 1~4MPa after 7d, is after 28d
6~10MPa.
Embodiment 4
According to weight meter, crack-filling agent includes 65 parts of travertine powder, 15 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：10 ratio is used for the repairing in gap after crack-filling agent is mixed with water.Room
The presetting period measured during interior experiment is 18~23h, and final setting time is 24~29h.Compression strength is 1~3MPa after 7d, after 28d
It is 6~10MPa.
Embodiment 5
According to weight meter, crack-filling agent includes 66 parts of travertine powder, 10 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：8 ratio is used for the repairing in gap after crack-filling agent is mixed with water.It is indoor
The presetting period measured during experiment is 18~23h, and final setting time is 24~29h.Compression strength is 1~3MPa after 7d, is after 28d
6~9MPa.
Embodiment 6
According to weight meter, crack-filling agent includes 68 parts of travertine powder, 8 parts of lime, 5 parts of gypsum, 5 parts of sodium acid carbonate
Calcium chloride with 4 parts, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbonic acid
The particle diameter of hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：10 ratio is used for the repairing in gap after crack-filling agent is mixed with water.Room
The presetting period measured during interior experiment is 18~23h, and final setting time is 24~29h.Compression strength is 1~3MPa after 7d, after 28d
It is 5~8MPa.
Embodiment 7
According to weight meter, crack-filling agent includes 64 parts of travertine powder, 15 parts of lime, 2 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：10 ratio is used for the repairing in gap after crack-filling agent is mixed with water.Room
The presetting period measured during interior experiment is 23~26h, and final setting time is 30~34h.Compression strength is 1~3MPa after 7d, after 28d
It is 6~9MPa.
Embodiment 8
According to weight meter, crack-filling agent includes 66 parts of travertine powder, 15 parts of lime, 5 parts of gypsum, 5 parts of bicarbonate
Sodium and 4 parts of calcium chloride, the wherein particle diameter of travertine powder are 30 μm, and the particle diameter of lime is 40 μm, and the particle diameter of gypsum is 50 μm, carbon
The particle diameter of sour hydrogen sodium is 50 μm, and the particle diameter of calcium chloride is 50 μm.
Travertine powder is divided into three parts, first part of travertine powder is added after lime and gypsum are mixed into 5min first
End continues to stir 2min, after second part of travertine powder, sodium acid carbonate and calcium chloride are added again with the power stirring 10min of 30kw
Add the 3rd part of travertine powder to stir 10min with the power of 25kw, obtain travertine geology crack-filling agent.
According to crack-filling agent and the mass ratio 90 of water：10 ratio is used for the repairing in gap after crack-filling agent is mixed with water.Room
The presetting period measured during interior experiment is 24~26h, and final setting time is 33~36h.Compression strength is 1~3MPa after 7d, after 28d
It is 5~8MPa.
It is presetting period and final setting time result from the test of above-described embodiment, claimed according to the present invention
The crack-filling agent that technical scheme is obtained is solidifying rapid using process.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of travertine geology crack-filling agent, including following components in parts by weight：60~90 parts of travertine base-material, calcic crosslinking agent 5
~25 parts and 1~9 part of reinforcing agent.
2. travertine geology crack-filling agent according to claim 1, it is characterised in that the particle diameter of the travertine base-material is 10~
40μm。
3. travertine geology crack-filling agent according to claim 1 and 2, it is characterised in that the calcic crosslinking agent is lime
And/or gypsum.
4. travertine geology crack-filling agent according to claim 3, it is characterised in that when the crosslinking agent is lime and gypsum
When, the mass ratio of the lime and gypsum is (5~20)：(1~5).
5. travertine geology crack-filling agent according to claim 3, it is characterised in that the particle diameter of the lime is 10~100 μ
M, the particle diameter of the gypsum is 50~100 μm.
6. travertine geology crack-filling agent according to claim 1 and 2, it is characterised in that the reinforcing agent includes bicarbonate
Sodium and calcium chloride.
7. travertine geology crack-filling agent according to claim 6, it is characterised in that the matter of the sodium acid carbonate and calcium chloride
Amount is than being (1~5)：(1~4).
8. travertine geology crack-filling agent according to claim 6, it is characterised in that the particle diameter of the sodium acid carbonate is 10~
100 μm, the particle diameter of the calcium chloride is 50~100 μm.
9. application of the travertine geology crack-filling agent described in any one of claim 1~8 in travertine geology gap is repaired, specifically
It is that slip casting is carried out to travertine geology gap after the travertine geology is mixed with crack-filling agent with water.
10. application according to claim 9, it is characterised in that the travertine geology crack-filling agent is with the mass ratio of water
(75~95)：(5~25).
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| CN109534765A (en) * | 2018-12-14 | 2019-03-29 | 成都理工大学 | Travertine geology grouting material, preparation method and the technique for repairing underwater travertine geology crack |
| CN109574613A (en) * | 2019-01-25 | 2019-04-05 | 西南科技大学 | A kind of travertine brick and its preparation method and application |
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| CN109054840A (en) * | 2018-07-16 | 2018-12-21 | 西南科技大学 | A kind of travertine geology reparation product and its preparation method and application |
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| CN109534765B (en) * | 2018-12-14 | 2020-12-15 | 成都理工大学 | Calorie geological grouting material, preparation method thereof and process for repairing underwater calorie geological cracks |
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| CN106746947B (en) | 2018-04-06 |
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