CN105064712B - A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology - Google Patents
A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology Download PDFInfo
- Publication number
- CN105064712B CN105064712B CN201510481396.0A CN201510481396A CN105064712B CN 105064712 B CN105064712 B CN 105064712B CN 201510481396 A CN201510481396 A CN 201510481396A CN 105064712 B CN105064712 B CN 105064712B
- Authority
- CN
- China
- Prior art keywords
- grouting material
- environment
- type high
- high intensity
- friendly type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, the main performance of environment-friendly type high intensity microdilatancy grouting material, setting time, water material proportioning, mechanical agitation order and mechanical agitation time are strictly controlled, conveyed when pouring using plunger pump, poured with compressed air, charge level is struck off with the cloth curette poured on pipe when pouring, by process above and construction method, to realize to environment-friendly type high intensity microdilatancy grouting material without mould construction casting.The construction technology of the present invention, dust is less during mix, uniformity is bigger, can cancel template, reduction operator's labor intensity, without material consumptions such as templates, saving of labor, time saving, and springback capacity is few, pour rate and productivity ratio is higher, reduce cost；Pre- embedded member, hidden project in construction, to pour slurry quality directly perceived, is easy to Detection ＆ Controling；Shorten construction period, reduction construction cost, realize that enterprise maximizes with social effect.
Description
Technical field
The present invention relates to concrete construction, concrete-bridge, concrete road, concrete towering structure, water construction,
A kind of environment-friendly type high intensity microdilatancy grouting material applies without mould in the reinforcing engineerings such as water power building, harbour construction, tunnel and tunnel
Work technique.
Background technology
At present in concrete construction, concrete-bridge, concrete road, concrete towering structure, water construction, water power
Building, harbour construction, culvert and tunnel etc. are mainly in the milk when reinforcing using the grouting of support template rear high-lying funnel method, deadweight method
Or pressure application grouting.The existing construction method of grouting material has the following disadvantages：
1) grouting needs support template, especially builds vault, canopy, beam bottom and tunnel, the common template of culvert vault
It is limited, needs for its particular design, making dedicated templates, for this consumption lot of materials, while increasing difficulty of construction.
2) labor intensity is high, take a lot of work, time-consuming, long in time limit, costly.
3) the positioning of preburied component, hidden project integration difficulty are big.
4) grouting material construction does not allow to vibrate, bubble is difficult to eliminate, therefore there is abscess, honeycomb, pitted skin defect.
The content of the invention
It is an object of the invention to provide a kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, applied to coagulation
Civil engineering is built, concrete-bridge, concrete road, concrete towering structure, water construction, water power building, harbour construction, culvert
And tunnel etc. is when reinforcing, it on the one hand can cancel template, enter without designing, making dedicated templates；On the other hand construct
Technique is simple, easy to operate, people-oriented, safe and environment-friendly, reduction difficulty of construction and labor intensity；Design can be ensured simultaneously
It is required that and construction quality, be easy to Detection ＆ Controling.
To achieve the above object, the present invention is realized using following technical scheme：
A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, specific method is as follows：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：One kind in 45~65MPa；
2) ratio of water to material is controlled：0.15~0.30：1；
3) mixing water water temperature：5 DEG C~40 DEG C, using mechanically or manually stirring；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 3min~5min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should fill
Divide moistening, and in 1h before grouting, blot ponding；
6) cloth curette is set in the upper end that metal pours pipe, metal tube is higher by 5~8mm of plane on lock ring, while using
Lock ring and metal are poured pipe and fixed by bolts and nuts；Adjustment plunger pumps out 2.0~2.5MPa of slurry pressure, 1.0~5m/ of slurry-outlet quantity
h；It is 2.0~2.5MPa, 1~1.2m/min of air quantity to adjust compressed air blast；The grouting material being stirred is conveyed with plunger pump,
With compressed air, scraped using cloth curette to pouring face progress cloth；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：2.0h~3.5h, final setting time：5h~
6.5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.
It is a kind of to be used for cloth curette of the environment-friendly type high intensity microdilatancy grouting material without mould construction technology including cloth curette plate body, tight
Hoop, bolt hole, the lock ring are the circular ring structure of a side opening, are provided with bolt hole in the opening side of lock ring, lock ring it is another
Side is fixedly connected with cloth curette plate body.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, after the construction technology using the present invention, mix
Shi Fenchen is less, uniformity is bigger, can cancel template, reduction operator's labor intensity, without material consumptions such as templates, saving of labor,
Time saving, springback capacity is less, pour rate and productivity ratio is higher thus reduce cost；Pre- embedded member, hidden item in construction
Mesh, to pour slurry quality directly perceived, is easy to Detection ＆ Controling；Disclosure satisfy that design, concerned countries and professional standard, specification will
Ask, shorten construction period, reduction construction cost, realize that enterprise maximizes with social effect.
Brief description of the drawings
Fig. 1 is a kind of being applied without mould construction technology for beam, plate class without mould for environment-friendly type high intensity microdilatancy grouting material of the invention
Work schematic diagram；
Fig. 2 be a kind of environment-friendly type high intensity microdilatancy grouting material of the invention without mould construction technology be used for concrete post, concrete metope class
Without mould Construction Principle figure；
Fig. 3 is a kind of encircleing without mould construction technology for tunnel, bridges and culverts etc. for environment-friendly type high intensity microdilatancy grouting material of the invention
Class bottom surface is pushed up without mould Construction Principle figure；
Fig. 4 is the structural representation of cloth curette in the present invention；
Fig. 5 is Fig. 4 side view；
Fig. 6 is Fig. 4 top view；
In figure：The high strength micro expansion grouting material 2- beams of 1-, plate bottom surface 3- cloth curette 4- concretes post, concrete metope 5- tunnels, bridge
Contain vault bottom surface 6- lock ring bolt hole 7- cloth curette plate body 8- lock rings 9- and pour pipe
Embodiment
Invention is described in detail with reference to Figure of description, it should be noted that the implementation of the present invention is not limited to
Following embodiment.
A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, specific method is as follows：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：45~65MPa；
2) ratio of water to material is controlled：0.15~0.30：1；
3) mixing water is performed《Concrete mixing water standard》(JGJ63) water water temperature, is used：5 DEG C~40 DEG C, using machinery
Or artificial stirring；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 3min~5min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should fill
Divide moistening, and in 1h before grouting, blot ponding；
6) see Fig. 1-Fig. 3, cloth curette 3 be set in the upper end that metal pours pipe 9, metal tube be higher by plane 5 on lock ring 8~
8mm, is fixed while lock ring and metal are poured into pipe using bolts and nuts；Adjustment plunger pumps out 2.0~2.5MPa of slurry pressure, gone out
1.0~5m/h of slurry amount；It is 2.0~2.5MPa, 1~1.2m/min of air quantity to adjust compressed air blast；By the grouting material being stirred
Conveyed, with compressed air, scraped using cloth curette to pouring face progress cloth with plunger pump；The cloth, which is scraped, to be referred to pass through grouting material
While blast is poured, to pouring face scrape the operation for the formula of smearing using cloth curette, charge level is struck off.
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：2.0h~3.5h, final setting time：5h~
6.5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.During winter construction, maintenance measure should also conform to existing
《Reinforced concrete construction acceptance specification》(GB50204) pertinent regulations.
See Fig. 4-Fig. 6, it is a kind of to be scraped for cloth curette of the environment-friendly type high intensity microdilatancy grouting material without mould construction technology, including cloth
Device plate body 7, lock ring 8, bolt hole 6, the lock ring 8 are the circular ring structure of a side opening, and the opening side of lock ring 8 is provided with spiral shell
Keyhole 6, the opposite side of lock ring 8 is fixedly connected with cloth curette plate body 7.
The quantity for the lock ring 8 being fixedly connected with cloth curette plate body 7 is 1~3.
Example 1：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：45MPa；
2) ratio of water to material is controlled：0.25：1；
3) mixing water is performed《Concrete mixing water standard》(JGJ63) water water temperature, is used：40 DEG C, stirred using mortar
Machine is stirred；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 3min；
5) before pouring, to reinforcing substrate surface dabbing, clean, rubble, laitance, dust, greasy dirt and releasing agent must not be left
Deng debris；Preceding 24h is poured, substrate surface should be sufficiently humidified so as to, and in 1h before grouting, blot ponding；
6) cloth curette 3 is set in the upper end that metal pours pipe 9, metal tube is higher by plane 5mm on lock ring 8, while using
Lock ring and metal are poured pipe and fixed by bolts and nuts；Adjustment plunger pumps out slurry pressure 2.0MPa, slurry-outlet quantity 1.05m/h；Adjustment
Compressed air blast is 2.0MPa, air quantity 1.5m/min；The grouting material being stirred is conveyed with plunger pump, with compressed air,
Scraped using cloth curette to pouring face progress cloth；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：3.5h, final setting time：6.5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt etc. is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.During winter construction, maintenance measure should also conform to existing
OK《Reinforced concrete construction acceptance specification》(GB50204) pertinent regulations
Example 2：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：50MPa；
2) ratio of water to material is controlled：0.23：1；
3) mixing water is performed《Concrete mixing water standard》(JGJ63) water water temperature, is used：30 DEG C, stirred using mortar
Machine is stirred；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 3.5min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should fill
Divide moistening, and in 1h before grouting, blot ponding；
6) cloth curette 3 is set in the upper end that metal pours pipe 9, metal tube is higher by plane 5mm on lock ring 8, while using
Lock ring and metal are poured pipe and fixed by bolts and nuts；Adjustment plunger pumps out slurry pressure 2.2MPa, slurry-outlet quantity 1.03m/h；Adjustment
Compressed air blast is 2.2MPa, air quantity 1.3m/min；The grouting material being stirred is conveyed with plunger pump, with compressed air,
Scraped using cloth curette to pouring face progress cloth；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：3h, final setting time：6h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.During winter construction, maintenance measure should also conform to existing
《Reinforced concrete construction acceptance specification》(GB50204) pertinent regulations.
Example 3：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：55MPa；
2) ratio of water to material is controlled：0.21：1；
3) mixing water is performed《Concrete mixing water standard》(JGJ63) water water temperature, is used：20 DEG C, stirred using mortar
Machine is stirred；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 4.0min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should fill
Divide moistening, and in 1h before grouting, blot ponding；
6) cloth curette 3 is set in the upper end that metal pours pipe 9, metal tube is higher by plane 8mm on lock ring 8, while using
Lock ring and metal are poured pipe and fixed by bolts and nuts；Adjustment plunger pumps out slurry pressure 2.3MPa, slurry-outlet quantity 1.01m/h；Adjustment
Compressed air blast is 2.3MPa, air quantity 1.01m/min；The grouting material being stirred is conveyed with plunger pump, with compressed air,
Scraped using cloth curette to pouring face progress cloth；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：2.5h, final setting time：5.5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.During winter construction, maintenance measure should also conform to existing
《Reinforced concrete construction acceptance specification》(GB50204) pertinent regulations.
Embodiment 4：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：60MPa；
2) ratio of water to material is controlled：0.18：1；
3) mixing water is performed《Concrete mixing water standard》(JGJ63) water water temperature, is used：10 DEG C, stirred using mortar
Machine is stirred；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, always
Mixing time is 4.5min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should fill
Divide moistening, and in 1h before grouting, blot ponding；
6) cloth curette 3 is set in the upper end that metal pours pipe 9, metal tube is higher by plane 8mm on lock ring 8, while using
Lock ring and metal are poured pipe and fixed by bolts and nuts；Adjustment plunger pumps out slurry pressure 2.5MPa, slurry-outlet quantity 1.0m/h；Adjustment pressure
Contracting air blast is 2.5MPa, air quantity 1.0m/min；The grouting material being stirred is conveyed with plunger pump, with compressed air, profit
Cloth is carried out with cloth curette to pouring face to scrape；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：2h, final setting time：5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock is capped
Cotton-wadded quilt is conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.During winter construction, maintenance measure should also conform to existing
《Reinforced concrete construction acceptance specification》(GB50204) pertinent regulations.
Claims (2)
1. a kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology, it is characterised in that specific method is as follows：
1) environment-friendly type high intensity microdilatancy grouting material main performance index uses compression strength：45~65MPa；
2) ratio of water to material is controlled：0.15~0.30：1；
3) mixing water water temperature：5 DEG C~40 DEG C, using mechanically or manually stirring；
4) stirring charging sequence and mixing time：First plus grouting material and reinforcing material stirring 1min, add water stirring, total stirring
Time is 3min~5min；
5) before pouring, to reinforcing substrate surface dabbing, clean, debris must not be left；Preceding 24h is poured, substrate surface should be fully wet
Profit, and in 1h before grouting, blot ponding；
6) cloth curette is set in the upper end that metal pours pipe, metal tube is higher by 5~8mm of plane on lock ring, while using bolt
Lock ring and metal are poured into pipe with nut to fix；Adjustment plunger pumps out 2.0~2.5MPa of slurry pressure, 1.0~5m/h of slurry-outlet quantity；Adjust
Whole compressed air blast is 2.0~2.5MPa, 1~1.2m/min of air quantity；The grouting material being stirred is conveyed with plunger pump, it is adjoint
Compressed air, is scraped using cloth curette to pouring face progress cloth；
7) after pouring, environment-friendly type high intensity microdilatancy grouting material setting time is controlled：2.0h~3.5h, final setting time：5h~6.5h；
8) conserve：Grouting pour finish after in 30min, sealing compound or plastic covering film should be sprayed immediately and rock wool quilt is capped
Conserved, or moisture-keeping maintaining of sprinkling water immediately after grout blanket final set.
2. a kind of be used for cloth curette of the environment-friendly type high intensity microdilatancy grouting material as claimed in claim 1 without mould construction technology, its
It is characterised by：Including cloth curette plate body, lock ring, bolt hole, the lock ring is the circular ring structure of a side opening, in the opening of lock ring
Side is provided with bolt hole, and cloth curette plate body is fixed on the opposite side of lock ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481396.0A CN105064712B (en) | 2015-08-07 | 2015-08-07 | A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481396.0A CN105064712B (en) | 2015-08-07 | 2015-08-07 | A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105064712A CN105064712A (en) | 2015-11-18 |
| CN105064712B true CN105064712B (en) | 2017-10-24 |
Family
ID=54494197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510481396.0A Active CN105064712B (en) | 2015-08-07 | 2015-08-07 | A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105064712B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139867B (en) * | 2006-09-08 | 2010-09-08 | 上海市第七建筑有限公司 | Pressure-grouting construction method for structure consolidation |
| CN101260742A (en) * | 2008-03-28 | 2008-09-10 | 敦煌研究院文物保护技术服务中心 | Grouting reinforcement process for harnessing Tibet ancient architecture detached murals |
| US8043029B2 (en) * | 2008-10-10 | 2011-10-25 | Chen Man Kim | Packer structure |
| CN103244128B (en) * | 2013-05-22 | 2015-10-14 | 汇通路桥建设集团有限公司 | A kind of big cross section Karst Tunnel double-side approach remaining core soil in advance construction method |
-
2015
- 2015-08-07 CN CN201510481396.0A patent/CN105064712B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105064712A (en) | 2015-11-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101338595B (en) | Construction method of haydite dry concrete wall | |
| CN105666687A (en) | Construction process for pre-stress reactive powder concrete box girder | |
| CN105780976A (en) | Compound concrete shear wall structure and concrete pouring method thereof | |
| CN101096885A (en) | Steel-self dense concrete built-up construction reinforcing means | |
| CN102116092A (en) | Method for constructing reinforcing band for compensating contraction of concrete and preventing cracks | |
| CN104556766A (en) | Construction method for building foundation bed employing recycled concrete | |
| CN104452591A (en) | Cast-in-place box beam construction technology applied to bridge constructions | |
| CN204224471U (en) | Grog recovery of circulatory system in air-entrained concrete building block production process | |
| CN108277777A (en) | Wave wall substep pouring construction process | |
| CN104805864B (en) | The cementing Waterproof Construction Technique that closes of basement top-down method exterior wall tongue and groove and sealing | |
| CN103899090A (en) | Premixed slurry fluid foam concrete construction technology | |
| CN105064712B (en) | A kind of environment-friendly type high intensity microdilatancy grouting material without mould construction technology | |
| CN106337566A (en) | High-strength repairing method for hole of cement prefabricated component | |
| CN112412013A (en) | Construction method for plugging reserved hole of structural outer wall | |
| CN107601974A (en) | A kind of carbon fiber reinforced concrete thin plate and preparation method thereof | |
| CN204418691U (en) | A kind of for cast-in-place vertical member and horizontal member junction concrete blocking apparatus | |
| CN105155574A (en) | Sizing block-free installation process special for auxiliary equipment installation of thermal power plant | |
| CN104790565A (en) | Cast-in-site ardealite load bearing wall composite structure main building construction method | |
| CN104786369B (en) | A kind of non-batch production sleeper prefabricated construction engineering method | |
| CN109137698A (en) | Urban road surfaces grouting reinforcement construction method | |
| CN102660960A (en) | Detachment-free foundation bolt hole device of stator foundation and grouting method | |
| CN208293429U (en) | The prestress hole path pressure grouting circulatory system in a kind of prestressed reinforced concrete construction | |
| CN103171021A (en) | Method for enhancing concrete strength, improving volume stability and reducing cracking | |
| CN106801482A (en) | A kind of current conversion station fire wall construction technology | |
| CN207377115U (en) | A kind of heat insulation integrated non-dismantling formworks of STP |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |