CN104387010A - Novel material for rapidly repairing pavement of airport - Google Patents
Novel material for rapidly repairing pavement of airport Download PDFInfo
- Publication number
- CN104387010A CN104387010A CN201410563756.7A CN201410563756A CN104387010A CN 104387010 A CN104387010 A CN 104387010A CN 201410563756 A CN201410563756 A CN 201410563756A CN 104387010 A CN104387010 A CN 104387010A
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- China
- Prior art keywords
- airport
- repairing
- airstrip
- repair
- novel material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to a novel material for rapidly repairing a pavement of an airport. The novel material consists of an alkaline activator and blast furnace slag powder in a mass ratio of 1: (2-3). The novel material has quick-setting and early-strength characteristics, is wide in raw material sources, stable in performance and long in storage period, is used for repairing a large-area thin layer of the pavement of the airport, is good in bonding property, unlikely to crack and good in economy, and is a novel green environment-friendly material.
Description
Technical field
The present invention relates to a kind of type material for airstrip Rapid-Repair, belong to technical field of civil engineering.
Background technology
Current China has 432, military-civil airport, and the phenomenons such as corner damaged, surperficial decortication, plate fracture, buckling deformation, freeze-thaw damage in various degree appear in the airstrip of more than 50%, need badly and will carry out high-quality repairing.
Airstrip repairing quality requires high, conventional repair material ubiquity exothermicity is high, easy to crack, bad adhesion, should not construct and the problem such as the quality guaranteed period is short, not only cost is high but also work-ing life is short, there is the problem of repeatedly repairing, does not still have a kind of desirable fast repairing material at present.Develop that a kind of intensity is high, cohesiveness good, stable performance, shrinkage strain are little, be easy to store and the airport concrete pavement Novel patching material of good economy performance becomes the task of top priority.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of type material for airstrip Rapid-Repair, this type material has the characteristic of quick setting early strength, raw material sources are wide, stable performance, storage period are long, for airstrip big area thin layer repairing, good, the not easy to crack and good economy performance of cohesiveness is a kind of environmental protection type material.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of type material for airstrip Rapid-Repair, by alkaline activating agent and ground granulated blast furnace slag 1:(2-3 in mass ratio) form.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described alkaline activating agent is made up of in mass ratio (2-3) water glass and sheet alkali: 1 forms.
The invention has the beneficial effects as follows:
Type material provided by the invention is based on the concrete basis of inorganic polymer, and the airstrip of development development repairs type material.According to materials chemistry alkali-activated carbonatite principle, alkaline Activating fraction and industrial solid waste residue ground granulated blast furnace slag are formed gelling material, mixes with the raw material such as dry sand, water, through mix and blend, be mixed with airstrip double quick repair material.
Airstrip double quick repair material that the present invention prepares with inorganic polymer gel material (being called for short QRM), not only time of coagulation is short, gain in strength fast, and there is constructability, good endurance, long service life, quality guaranteed period reach 5 years with first-class feature.
Type material provided by the invention not only falls the repairing of the mass defects such as limit, arrisdefect, hole, hole for newly-built airports, and is widely used in the quick reparation of old airport breakage, also can be applicable to the Rapid-Repair of highway, town road, hydro project.
Utilize type material provided by the invention to carry out the quick reparation of airstrip breakage, can be country and save substantial contribution, greatly extend the work-ing life on airport.
This type material production technique is simple, pollution-free and energy-conserving and environment-protective, and storage period is long, low to storage requirement requirement, non-secondary pollution in use procedure.
This type material has a extensive future, and function and meaning is great, and social benefit, military benefit, economic benefit are very remarkable.
This type material cost performance is high, its price is 50% of traditional material price, and adopt industrial waste-blast-furnace cinder micro-powder as main raw material, achieve solid waste resource recovery process, meet the strategic requirement of national recycling economy, Sustainable development and energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the process flow sheet that type material of the present invention is repaired for airstrip;
Embodiment
Be described principle of the present invention and feature below, example, only for explaining the present invention, is not intended to limit scope of the present invention.
Embodiment 1 pair of concrete plate corner, hole, hole, surfacial spalling place are repaired
(1) delimit repairing scope, cut damaged portion with instrument, with hand hammer and drill rod, the regular and suitable dabbing of manual amendment carried out to mend.
(2) disintegrating slag of mend and earth, dust etc. are removed clean, and use alcohol washes contact surface, make contact surface clean, after to be contacted complete drying, carry out repairing work.
(3) mixed by alkaline activating agent (forming 75:25 in mass ratio by water glass and sheet alkali to form) 250g and ground granulated blast furnace slag 500g, the 270g that adds water mixes thoroughly, adds dry sand 1200g and stirs, make repair sheets sand.
(4) repair sheets sand is utilized to repair airstrip breakage.
(5) double quick repair material in face, homeplate road is self-compacting type, and time of coagulation is shorter, should carry out preparation glue sand, and complete repairing in time when therefore repairing according to repairing amount, avoids waste.
(6) this repair material carries out repairing rear employing covered rearing with plastic film maintenance 4h.
The contrast experiment of embodiment 2QRM and airstrip conventional repair material
One, the material producer and specific product composition etc. of simultaneous test
1, the blue precious EPM-EPOXY MORTAR of Germany is two component epoxy mending mortar
2, safe cement company Zheng Te board double-quick cement in Zhengzhou
3, epoxy resin is repaired and is adopted Chemical market outsourcing epoxy resin, adjacent dibutyl carboxylic acid, quadrol etc.
4, the type material adopting the embodiment of the present invention 1 to prepare
Two, various testing of materials step
The cement mortar strength test of various material all adopts T 0506-2005 Test method for strength of hydraulic cement mortar (ISO method) in " highway engineering cement and cement concrete testing regulation (JTG E30-2005) " to carry out.
1, EPM patching material test, adopts the current material of buying, according to product operation instruction, is mixed in proportion by material after making glue sand, is prepared into standard water earth rubber sand folding strength test specimen, tests after maintenance;
2, double-quick cement patching material test, adopts outsourcing double-quick cement, according to standard test code and proportioning, is prepared into standard water earth rubber sand folding strength test specimen, tests after maintenance;
3, epoxy resin patching material test, adopt outsourcing epoxy resin, adjacent dibutyl carboxylic acid, quadrol, proportionally be mixed with jointing compound, add dry sand subsequently and make glue sand, be prepared into standard water earth rubber sand folding strength test specimen, test after maintenance, epoxy resin mortar grout coordinate ratio is as table 1;
Table 1
4, QRM, after adopting embodiment 1 step to make glue sand, is prepared into standard water earth rubber sand folding strength test specimen, tests after maintenance.
Table 2 patching material comparative test result
By test in place and application, comparative analysis has been carried out to existing patching material EPM, double-quick cement, epoxy resin leading indicator and result of use, can find out that above-mentioned materials all also exists the time of being delivered for use long, the problem such as workability is poor, repair efficiency is undesirable, be difficult to the requirement meeting high quality, convenient and quick construction, face, road, quick repairing machine field, and the face that is not suitable for big area thin layer repairing in blocks.
According to the achievement that " development of inorganic polymer concrete and the application in military airfield repairing rush construction " is studied, by the technological line that experimental study and rig-site utilization combine, the time lasting 3 years have developed " airstrip double quick repair material ", solve conventional repair material be difficult to solve the old and new's bonding surface poor, easily come off, surface cracking, recovery transit time length, constructional difficulties, the technical barrier such as should not to preserve.This material 4h folding strength reaches more than 3.0Mpa, meets the requirement of takeoff and landing, achieves the thin layer Rapid-Repair that whole plate surface thickness is less than 3cm, has filled up the blank of domestic and international airstrip large surface mending in blocks.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. for a type material for airstrip Rapid-Repair, it is characterized in that, by alkaline activating agent and ground granulated blast furnace slag 1:(2-3 in mass ratio) form.
2. type material according to claim 1, is characterized in that, described alkaline activating agent by water glass and sheet alkali in mass ratio (2-3): 1 forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563756.7A CN104387010A (en) | 2014-10-21 | 2014-10-21 | Novel material for rapidly repairing pavement of airport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563756.7A CN104387010A (en) | 2014-10-21 | 2014-10-21 | Novel material for rapidly repairing pavement of airport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104387010A true CN104387010A (en) | 2015-03-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410563756.7A Pending CN104387010A (en) | 2014-10-21 | 2014-10-21 | Novel material for rapidly repairing pavement of airport |
Country Status (1)
| Country | Link |
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| CN (1) | CN104387010A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101687704A (en) * | 2007-06-29 | 2010-03-31 | 全南大学校产学协力团 | Alkali-activated binder with no cement, method for fabricating mortar using it, and method for fabricating alkali-activated reinforcement mortar with no cement |
| CN102219470A (en) * | 2011-05-05 | 2011-10-19 | 西安建筑科技大学 | Energy-saving environment-friendly adhesive |
| KR101137717B1 (en) * | 2009-12-14 | 2012-04-20 | 한국건설기술연구원 | Concrete composition making method with milling stone |
| KR101147442B1 (en) * | 2008-12-18 | 2012-05-21 | 김영도 | High intensity connection part composition having the phosphate |
| WO2013172497A1 (en) * | 2012-05-17 | 2013-11-21 | 한국건설기술연구원 | Concrete composition containing cement-free binder comprising blast furnace slag and bottom ash, rail tie using same, and method for manufacturing same |
-
2014
- 2014-10-21 CN CN201410563756.7A patent/CN104387010A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101687704A (en) * | 2007-06-29 | 2010-03-31 | 全南大学校产学协力团 | Alkali-activated binder with no cement, method for fabricating mortar using it, and method for fabricating alkali-activated reinforcement mortar with no cement |
| KR101147442B1 (en) * | 2008-12-18 | 2012-05-21 | 김영도 | High intensity connection part composition having the phosphate |
| KR101137717B1 (en) * | 2009-12-14 | 2012-04-20 | 한국건설기술연구원 | Concrete composition making method with milling stone |
| CN102219470A (en) * | 2011-05-05 | 2011-10-19 | 西安建筑科技大学 | Energy-saving environment-friendly adhesive |
| WO2013172497A1 (en) * | 2012-05-17 | 2013-11-21 | 한국건설기술연구원 | Concrete composition containing cement-free binder comprising blast furnace slag and bottom ash, rail tie using same, and method for manufacturing same |
Non-Patent Citations (1)
| Title |
|---|
| 吴永根等: "无机聚合物快速修补混凝土研究", 《混凝土》 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150304 |
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| RJ01 | Rejection of invention patent application after publication |