CN1184837A - Firming agent contg. clay for construction with concrete - Google Patents
Firming agent contg. clay for construction with concrete Download PDFInfo
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- CN1184837A CN1184837A CN96117822A CN96117822A CN1184837A CN 1184837 A CN1184837 A CN 1184837A CN 96117822 A CN96117822 A CN 96117822A CN 96117822 A CN96117822 A CN 96117822A CN 1184837 A CN1184837 A CN 1184837A
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- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
A kind of clay solidifying slurry can prevent the slurry from being run off during filling under a condition while the underground water is flowing, in which the special solidifying agent plays the main rule. The formulation of clay solidifying slurry is: clay 30-50% cement 1-15%, water glass 1-15%, water 10-30%, special solidifying agent 0.05-10.0%.
Description
The present invention relates generally to the antiseepage slurry injection technique field of various underground workss and deep foundation pit of tall buildings.
Domestic clay plasmoid humor is mainly clay cement grout or cement clay slurry, its main component is essentially clay, cement, add additives such as water glass, and the clay hardening slurry main component is clay, cement, water glass, special curing agent, wherein water glass is a kind of main component of slurries, special curing agent then is additives, yet all advantages that clay hardening slurry had are the effect of special curing agent entirely.China is more to cement clay slip (or clay cement grout) research, and the example that many slip casting successes are arranged, but to clay hardening slurry then study less, rarely found report, what reported also only is the report of some relevant comprehensive property chatted, all do not relate to the prescription of clay hardening slurry and detailed application example, English Patent EP428431 has narrated a kind of slurries stablizer that is used for phase flow pipeline hydraulic transportation; What Japanese Patent JP63021248 introduced is the drilling mud solidifying agent, is used for precipitating mud particles, and solidifying agent is cement, water glass and a kind of water soluble fibre ether; English Patent EP219189 chat is waterproof slurries used in a kind of petroleum drilling, and main component is water swellable clays, non-water bulking filler, water-soluble silicate, jelling agent, high valence ion etc., and wherein the composition of jelling agent is also undeclared in this patent; Japanese Patent J52070521 is the soil-solidified-agent that is used for consolidated soil, and main component is clay, water glass, acid, water and gelling control agent; Japanese Patent J52135512 is for reinforcing the slurries of soft stratum, and main component is ordinary Portland cement, activated clay, lime, gypsum and stiffening agent; Another Japanese Patent JP06041533 has introduced the composition of another kind of stratum consolidation agent: glassiness fine particle, calcium oxide, sodium hydroxide or potassium hydroxide, white carbon, be stained with lime etc., be used for improving the bearing capacity of soft stratum, above foreign patent does not all relate to clay hardening slurry.
The purpose of this invention is to provide a kind of clay hardening slurry that is used for various antiseepage slip castings, it can improve the efficient of grouting for water-blocking effectively, reduces the cost of mortar depositing construction.Purpose of the present invention is realized by following technical scheme: add solidifying agent at common clay in--cement--water glass slurries, make the inferior clay of performance--cement--water glass slurries become clay hardening slurry, and have some special performances.The high-performance of clay hardening slurry is the katalysis of used solidifying agent in the slurries process of setting entirely, do not have solidifying agent then all high-performances of clay hardening slurry just lose fully, we can say that solidifying agent is the core technology of clay hardening slurry.Therefore, the present invention is conceived to screen with the solidifying agent of optimizing clay hardening slurry and reaches the clay hardening slurry prescription that adapts with it, and the clay hardening slurry material through screening consists of (weight %): clay 30~50%; Cement 1~15%; Water 10~30%; Water glass 1~15%; Special curing agent 0.05~10%.
Effect and advantage that the present invention is compared with prior art had are: in mortar depositing construction, injecting paste material commonly used has cement plasmoid humor (as: cement paste, cement--water glass slurry etc.) and clay cement grout.
One) clay hardening slurry is compared with the cement plasmoid humor and is had the following advantages:
1) good anti-water-dilutable clay hardening slurry can absorb a large amount of moisture and the layering bleed can not take place, and only is that slurries are thinning, but still can solidifies; So can be under the mobile groundwater condition ejection for water plugging and succeeding, this moment, the slurry stream vector was little, grouting cost is low.
2) good rheological clay hardening slurry rheological is better, and can adjust its rheological parameter it is adhered to specification.
3) add small amount of cement, water glass and solidifying agent because clay hardening slurry employing clay is a basic raw material (even can adopt near the clay in working-yard), so cost is very low, only is 1/2~1/3 of grout.
4) clay hardening slurry calculus body early strength is lower, and the gain in strength time is longer, so clay hardening slurry still can carry out repetition slip casting to improve slip casting effect in slip casting after several days.
5) the clay hardening slurry liquid presetting period different and different according to prescription, adjustable from several seconds to dozens of minutes.
Two) clay hardening slurry is compared with clay cement slurry, clay--cement--water glass slurries, has the following advantages:
1) shortening clay hardening slurry time of coagulation greatly adds after the solidifying agent, because the katalysis of solidifying agent, make hydrated reaction of cement accelerate, reaction between cement and water glass and the clay simultaneously also adds fast response under the katalysis of solidifying agent, thereby shorten (presetting period from a few hours shorten to several seconds to dozens of minutes, and adjustable) time of coagulation that shows slurries greatly.
2) the slurries consolidating strength improves clay hardening slurry greatly under the katalysis of solidifying agent, whole slurries system reaction is accelerated, make the intensity of slurries calculus body increase, particularly slurries calculus body early strength increases very fast (intensity can reach hundreds of KPa in 12 hours), and slurries calculus body final strength can reach several MPa and adjustable.
Embodiments of the invention are as follows:
Example 1 clay hardening slurry prescription (weight %) is: clay 45.0%; Cement 15.0%; Water glass 9.9%; Special curing agent 0.1%.The process for preparation of clay hardening slurry is: at first clay is made clay mud, in mud, add solidifying agent and cement then, but solidifying agent must add before adding cement, mix with water glass at last, the presetting period of clay hardening slurry this moment is 45 seconds, and 1 hour plastic strength of slurries calculus body is 11.9KPa, 4 hours is 40.0KPa, 1 day is 636.3KPa, and 2 days is 1.13MPa, and 16 days is 1.64MPa.
Example 2 clay hardening slurry prescriptions (weight %) are: clay 48.0%; Cement 8.0%; Water 30.0%; Water glass 13.87%; Special curing agent 0.13%.The clay hardening slurry process for preparation is with example 1, and clay hardening slurry presetting period this moment is 55 seconds, and 1 hour plastic strength of slurries calculus body is 7.9KPa, and 4 hours is 25.7KPa, and 1 day is 520KPa, and 2 days is 910.4KPa, and 18 days is 3.5MPa.
Example 3 clay hardening slurry prescriptions: clay 40.0%; Cement 12.0%; Water 30.0%; Water glass 15.0%; Special curing agent 3.0%.The clay hardening slurry process for preparation is with example 2, and clay hardening slurry presetting period this moment is 50 seconds, and 1 hour plastic strength of slurries calculus body is 3.29KPa, and 4 hours is 43KPa, and 1 day is 294KPa, and 2 days is 1.94MPa, and 18 days is 4.4KPa.
Claims (2)
1. a clay hardening slurry is characterized in that each material composition weight percent is: clay 30~50%, cement 1~15%, water glass 1~15%, water 10~30%, special curing agent 0.05~10.0%.
2. clay hardening slurry according to claim 1 is characterized in that: add earlier special curing agent in clay mud, and then add cement, add water glass at last.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN96117822A CN1184837A (en) | 1996-12-13 | 1996-12-13 | Firming agent contg. clay for construction with concrete |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN96117822A CN1184837A (en) | 1996-12-13 | 1996-12-13 | Firming agent contg. clay for construction with concrete |
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CN1184837A true CN1184837A (en) | 1998-06-17 |
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CN96117822A Pending CN1184837A (en) | 1996-12-13 | 1996-12-13 | Firming agent contg. clay for construction with concrete |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100383214C (en) * | 2006-02-13 | 2008-04-23 | 北京中煤矿山工程有限公司 | Solidification method of rejected well drilling liquid |
CN100443564C (en) * | 2005-08-24 | 2008-12-17 | 新疆赛里斯科技开发有限公司 | Composite base material sand-fixation agent and manufacture method |
CN102249642A (en) * | 2011-05-04 | 2011-11-23 | 湖南宏禹水利水电岩土工程有限公司 | Thixotropic pasty grout containing clay slurry and preparation method thereof |
CN102660952A (en) * | 2012-05-30 | 2012-09-12 | 湖南宏禹水利水电岩土工程有限公司 | Controllable clay paste slurry grouting technique |
CN104446240A (en) * | 2014-11-12 | 2015-03-25 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Modified clay double-fluid grout and grout-making and grouting process thereof |
CN107365586A (en) * | 2017-06-28 | 2017-11-21 | 防城港市长歧水利管理所 | A kind of curing agent for solidifying reservoir slope water and soil |
CN109265100A (en) * | 2018-09-26 | 2019-01-25 | 北京市政建设集团有限责任公司 | A kind of super-hydrophobic injecting paste material and preparation method thereof |
CN112876192A (en) * | 2021-02-05 | 2021-06-01 | 中国海洋大学 | Shield wall back grouting slurry and preparation method thereof |
-
1996
- 1996-12-13 CN CN96117822A patent/CN1184837A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100443564C (en) * | 2005-08-24 | 2008-12-17 | 新疆赛里斯科技开发有限公司 | Composite base material sand-fixation agent and manufacture method |
CN100383214C (en) * | 2006-02-13 | 2008-04-23 | 北京中煤矿山工程有限公司 | Solidification method of rejected well drilling liquid |
CN102249642A (en) * | 2011-05-04 | 2011-11-23 | 湖南宏禹水利水电岩土工程有限公司 | Thixotropic pasty grout containing clay slurry and preparation method thereof |
CN102660952A (en) * | 2012-05-30 | 2012-09-12 | 湖南宏禹水利水电岩土工程有限公司 | Controllable clay paste slurry grouting technique |
CN102660952B (en) * | 2012-05-30 | 2014-07-23 | 湖南宏禹水利水电岩土工程有限公司 | Controllable clay paste slurry grouting technique |
CN104446240A (en) * | 2014-11-12 | 2015-03-25 | 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 | Modified clay double-fluid grout and grout-making and grouting process thereof |
CN107365586A (en) * | 2017-06-28 | 2017-11-21 | 防城港市长歧水利管理所 | A kind of curing agent for solidifying reservoir slope water and soil |
CN109265100A (en) * | 2018-09-26 | 2019-01-25 | 北京市政建设集团有限责任公司 | A kind of super-hydrophobic injecting paste material and preparation method thereof |
CN112876192A (en) * | 2021-02-05 | 2021-06-01 | 中国海洋大学 | Shield wall back grouting slurry and preparation method thereof |
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Address after: 410000 Changsha City, Hunan Province Applicant after: Changsha Railway College Address before: Nine 610031 Li embankment, Chengdu, Sichuan Applicant before: Southwest Jiaotong University |
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