CN109098185A - From the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section - Google Patents
From the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section Download PDFInfo
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- CN109098185A CN109098185A CN201811146125.XA CN201811146125A CN109098185A CN 109098185 A CN109098185 A CN 109098185A CN 201811146125 A CN201811146125 A CN 201811146125A CN 109098185 A CN109098185 A CN 109098185A
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- Prior art keywords
- anchorage
- anchor
- mortar
- anchor pole
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/30—Oxides other than silica
- C04B14/308—Iron oxide
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/36—Inorganic materials not provided for in groups C04B14/022 and C04B14/04 - C04B14/34
-
- 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
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention is connect from the application method of fragmentation type sulfur cement mortar anchorage mortar, anchor pole or anchor cable one end with engineering structure in anchor pole or anchorage cable anchoring section, and the other end gos deep into stratum.The high-strength tensile ability and anchor pole or anchor cable and the anchoring body to be formed of combining closely between injecting cement paste, the soil body around it that anchor pole or anchor cable itself have, can with strengthening stratum, improve its globality, and prevent excavation face and slope deforming from collapsing or unstability.By forming anchoring body from fragmentation type sulfur cement mortar anchorage mortar in anchor pole or the injection of anchorage cable anchoring section periphery.Remove anchor pole or when anchor cable, apply alternating magnetic field in anchoring body periphery, anchor pole or anchorage cable anchoring section mortar can voluntarily spalling, broken, be separated with reinforcing bar or steel strand wires, and then remove each component, complete to remove work.The present invention reduces the difficulty of Demolition Construction, reduces construction cost, and can realize the recycling and reusing of the components such as anchorage, reinforcing bar or steel strand wires.
Description
Technical field
The invention belongs to construction anchorage mortar technical fields, and in particular to the autoclase in anchor pole or anchorage cable anchoring section
Split the application method of type sulfur cement mortar anchorage mortar.
Background technique
With the propulsion of Urbanization in China, a large amount of high-rise, super high-rise buildings are continued to bring out, correspondingly to multi-layer underground
The demand of the mating building such as room, subterranean tunnel, underground pedestrian passageway, subterranean commercial area increasingly increases, in the construction of such building
In the process, it needs to take measures to carry out supporting to the soil body of foundation pit and side slope.Anchor pole or cable bolting are one kind in side slope, ground
In the structure constructions such as deep basal pit, subterranean tunnel through frequently with a kind of support reinforcement mode.However, after the completion of construction, anchor
Bar or anchor cable length are embedded in underground, not only have some impact on to underground environment, will also cause to the construction of subsequent surrounding building
Obstacle.Meanwhile construction period needs to consume a large amount of anchor pole or anchor cable, anchor head and injecting paste material, anchor pole or anchor cable do not recycle
It utilizes, wastes material, and increase engineering construction cost.How to make anchor pole or anchor cable be easy to remove, convenient for recycling, be one urgently
Problem to be solved.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide in anchor pole or anchorage cable anchoring section from fragmentation type sulphur
The application method of anchorage mortar, so that the anchor pole or anchor cable solid that are perfused and are formed using such anchorage mortar, convenient for removing,
Recycling reinforcing bar or steel strand wires are simultaneously reused, save the cost, and difficulty of construction is reduced.
The present invention is provided in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, including as follows
Step:
Step 1: weighing by following component match ratio: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, stone
2~3 parts of wax, 30~50 parts of Magnaglo, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, Magnaglo being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is poured into
Continue to be heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 135~146 DEG C, it is ensured that sulphur melts completely；
Step 4: it is eventually adding paraffin and mineral admixture, is put into heating stirring machine and is sufficiently stirred, temperature liter when stirring
It up to 160 DEG C, finally obtains from fragmentation type sulfur cement mortar anchorage mortar；
Step 5: carrying out anchor hole measuring work, slope construction is reinforced when digging, i.e. excavation level-one, level-one is protected, by anchor hole
The accurate measuring in position is in slope surface；
Step 6: carrying out anchor hole drilling construction, anchor hole cleaning is carried out after drilling；
Step 7: the steel strand wires of the reinforcing bar of anchor pole or anchor cable and grout pipe being put into drilling simultaneously, and anchor pole or anchor cable
Every 1.5m, locating support is set；
Step 8: be in the milk, stretch-draw anchor work, using made of in step 4 from fragmentation type sulfur cement mortar anchorage mortar to anchor
The anchoring section of bar or anchor cable is in the milk, after it reaches design strength, using tensioning equipment jack pair anchor pole or anchor cable from
Tensioning is carried out by end, then it is anchored using anchorage, last sealing off and covering anchorage；
Step 9: when needing to remove component, recycle, using the anchoring body from fragmentation type sulfur cement mortar anchorage mortar injection
Perimeter region apply amplitude be 0.1T~1T, the alternating magnetic field that frequency is 30Hz~60Hz so that anchor pole or anchorage cable anchoring section
Mortar temperature increase rapidly, expand, and voluntarily fragmentation, thus the reinforcing bar of anchor pole or the steel strand wires of anchor cable and anchorage mortar
Between be separated, that is, can be taken off the reinforcing bar of anchor pole or the steel strand wires of anchor cable, be finally completed dismounting and recovery operation.
In anchor pole of the invention or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, the thin collection
Material is the material or vermiculite sand that the diameter without high-temperature roasting is 0.1mm~5mm.
In anchor pole of the invention or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, the magnetism
Powder is manganese-zinc-ferrite powder or Fe3O4Powder.
In anchor pole of the invention or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, the mineral
Admixture is zeolite powder or silicon ash.
In anchor pole of the invention or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, the component
Actual density is 2134~2690kg/m after mixing3。
In anchor pole of the invention or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, when needs pair
When anchor pole or cable bolting structure are removed and recycled, in the anchoring body outer region formed using mortar injection of the invention
Place applies alternating magnetic field and expands, voluntarily fragmentation so that anchor pole or the mortar temperature of anchorage cable anchoring section increase rapidly, and with
It is separated between the reinforcing bar of anchor pole or the steel strand wires of anchor cable, and then takes out the steel strand wires of reinforcing bar or anchor cable, complete to remove and recycle
Work.
Of the invention at least has such as in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar
It is lower the utility model has the advantages that
The present invention has rational design, at low cost, preparation manipulation is simple.What the present invention used adds from fragmentation type sulfur cement mortar anchorage mortar
Added with sulphur and magnetic powder composition, when anchor pole or cable bolting structure need to remove, it is being filled with from fragmentation type sulphur anchor
Gu the region periphery of mortar applies alternating magnetic field, magnetic energy is converted into thermal energy by internal Magnaglo.Sulphur reaches with temperature
After its fusing point, liquid is switched to by solid-state, and liquid level can be maintained at the long period, for the abundant reaction between each component in formula
Time is provided.Material or vermiculite sand are chosen as primary raw material, when anchorage mortar internal temperature is increased to certain temperature
When spending, volume can expand rapidly 6~20 times, so that anchoring body voluntarily fragmentation, and then make it easy to remove, save the cost subtracts
Small difficulty of construction and anchor pole or anchor cable can realize recycling and reusing.
Specific embodiment
It is of the invention in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar, including walk as follows
It is rapid:
Step 1: weighing by following component match ratio: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, stone
2~3 parts of wax, 30~50 parts of Magnaglo, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, Magnaglo being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is poured into
Continue to be heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 135~146 DEG C, it is ensured that sulphur melts completely；
Step 4: it is eventually adding paraffin and mineral admixture, is put into heating stirring machine and is sufficiently stirred, temperature liter when stirring
It up to 160 DEG C, finally obtains from fragmentation type sulfur cement mortar anchorage mortar；
Step 5: carrying out anchor hole measuring work, slope construction is reinforced when digging, i.e. excavation level-one, level-one is protected, by anchor hole
The accurate measuring in position is in slope surface；
Step 6: carrying out anchor hole drilling construction, anchor hole cleaning is carried out after drilling；
Step 7: the steel strand wires of the reinforcing bar of anchor pole or anchor cable and grout pipe being put into drilling simultaneously, and anchor pole or anchor cable
Every 1.5m, locating support is set；
Step 8: be in the milk, stretch-draw anchor work, using made of in step 4 from fragmentation type sulfur cement mortar anchorage mortar to anchor
The anchoring section of bar or anchor cable is in the milk, free using tensioning equipment jack pair anchor or anchor cable after it reaches design strength
End carries out tensioning, then is anchored using anchorage to it, last sealing off and covering anchorage；
Step 9: when needing to remove component, recycle, using the anchoring body from fragmentation type sulfur cement mortar anchorage mortar injection
Perimeter region apply amplitude be 0.1T~1T, the alternating magnetic field that frequency is 30Hz~60Hz so that anchor pole or anchorage cable anchoring section
Mortar temperature increase rapidly, expand, and voluntarily fragmentation, thus the reinforcing bar of anchor pole or the steel strand wires of anchor cable and anchorage mortar
Between be separated, that is, can be taken off the steel strand wires of reinforcing bar or anchor cable, be finally completed dismounting and recovery operation.
When it is implemented, the fine aggregate be the diameter without high-temperature roasting be 0.1mm~5mm material or
Vermiculite sand.The Magnaglo is manganese-zinc-ferrite powder or Fe3O4Powder.The mineral admixture is zeolite powder or silicon ash.
Actual density is 2134~2690kg/m after the component mixing3。
Below with reference to embodiment the present invention will be further explained explanation.
Use of the embodiment 1 in suspension roof support
Step 1: weighing by following component match ratio: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, stone
2~3 parts of wax, 30~50 parts of Magnaglo, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, Magnaglo being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is poured into
Continue to be heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 135~146 DEG C, it is ensured that sulphur melts completely；
Step 4: it is eventually adding paraffin and mineral admixture, is put into heating stirring machine and is sufficiently stirred, temperature liter when stirring
It up to 160 DEG C, obtains from fragmentation type sulfur cement mortar anchorage mortar；
Step 5: carrying out anchor hole measuring work, slope construction is reinforced when digging, i.e. excavation level-one, level-one is protected, by anchor hole
The accurate measuring in position is in slope surface；
Step 6: carrying out anchor hole drilling construction, anchor hole cleaning is carried out after drilling；
Step 7: the high-strength deformed steel bar muscle of anchor pole and grout pipe being put into drilling simultaneously, and anchor pole is set every 1.5m
Set locating support.
Step 8: being poured into manufactured in step 4 in drilling from fragmentation type sulfur cement mortar anchorage mortar, along anchor pole rebar full length
It is in the milk.The other end of reinforcing bar is securely connect with earth-retaining structure (or piling wall) and is anchored using anchor head to it, finally
Sealing off and covering anchorage.
Step 9: when needing suspension roof support structural demolition, recycling, using from fragmentation type sulfur cement mortar anchorage mortar injection
The anchorage body outer region of formation applies alternating magnetic field, so that anchor rod anchored section of mortar temperature increases rapidly, occurs swollen
It is swollen, and voluntarily fragmentation.It is separated between the reinforcing bar and anchorage mortar of anchor pole, that is, can be taken off reinforcing bar, be finally completed dismounting and recycling work
Make.
Use of the embodiment 2 in prestressing anchor support
Step 1: weighing by following component match ratio: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, stone
2~3 parts of wax, 30~50 parts of Magnaglo, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, Magnaglo being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is poured into
Continue to be heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 135~146 DEG C, it is ensured that sulphur melts completely；
Step 4: it is eventually adding paraffin and mineral admixture, is put into heating stirring machine and is sufficiently stirred, temperature liter when stirring
It up to 160 DEG C, obtains from fragmentation type sulfur cement mortar anchorage mortar；
Step 5: carrying out anchor hole measuring work, slope construction is reinforced when digging, i.e. excavation level-one, level-one is protected, by anchor hole
The accurate measuring in position is in slope surface；
Step 6: carrying out anchor hole drilling construction, anchor hole cleaning is carried out after drilling；
Step 7: the steel strand wires of anchor cable and grout pipe being put into drilling simultaneously, and positioning branch is arranged every 1.5m in anchor cable
Frame；
Step 8: being poured into manufactured in step 4 in drilling from fragmentation type sulfur cement mortar anchorage mortar, to the anchor of anchor cable steel strand wires
Gu section is in the milk, the other end of steel strand wires is passed through out of earth-retaining structure (or piling wall) reserved hole, interior sand hole to be drilled
After slurry reaches design strength, tensioning is carried out using tensioning equipment jack pair anchor cable free end, and anchor is carried out to it using anchor head
Gu last sealing off and covering anchorage；
Step 9: when needing prestressing anchor support structural demolition, recycling, using from fragmentation type sulfur cement mortar anchorage sand
The anchorage cable anchoring body outer region that slurry perfusion is formed applies alternating magnetic field, so that the mortar temperature of anchorage cable anchoring section increases rapidly,
It expands, and voluntarily fragmentation, is separated between anchor cable steel strand wires and anchorage mortar, that is, can be taken off steel wire bundle, be finally completed and tear open
It removes and recovery operation.
The foregoing is merely presently preferred embodiments of the present invention, the thought being not intended to limit the invention, all of the invention
Within spirit and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. from the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section, which is characterized in that including as follows
Step:
Step 1: weighing by following component match ratio: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, paraffin 2
~3 parts, 30~50 parts of Magnaglo, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, Magnaglo being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is poured into continuation
It is heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 135~146 DEG C, it is ensured that sulphur melts completely；
Step 4: being eventually adding paraffin and mineral admixture, be put into heating stirring machine and be sufficiently stirred, temperature is increased to when stirring
It 160 DEG C, finally obtains from fragmentation type sulfur cement mortar anchorage mortar；
Step 5: carrying out anchor hole measuring work, slope construction is reinforced when digging, i.e. excavation level-one, level-one is protected, by anchor hole position
Accurate measuring is in slope surface；
Step 6: carrying out anchor hole drilling construction, anchor hole cleaning is carried out after drilling；
Step 7: the steel strand wires of the reinforcing bar of anchor pole or anchor cable and grout pipe are put into drilling simultaneously, and anchor pole or anchor cable every
Locating support is arranged in 1.5m；
Step 8: be in the milk, stretch-draw anchor work, using made of in step 4 from fragmentation type sulfur cement mortar anchorage mortar to anchor pole or
The anchoring section of anchor cable is in the milk, and after it reaches design strength, utilizes tensioning equipment jack pair anchor pole or anchor cable free end
Tensioning is carried out, then it is anchored using anchorage, last sealing off and covering anchorage；
Step 9: when needing to remove component, recycle, using from the anchoring body periphery of fragmentation type sulfur cement mortar anchorage mortar injection
At region apply amplitude be 0.1T~1T, the alternating magnetic field that frequency is 30Hz~60Hz so that the sand of anchor pole or anchorage cable anchoring section
Slurry temperature degree increases rapidly, expands, and voluntarily fragmentation, thus the steel strand wires of the reinforcing bar of anchor pole or anchor cable and phase between anchorage mortar
It is detached from, that is, can be taken off the reinforcing bar of anchor pole or the steel strand wires of anchor cable, be finally completed dismounting and recovery operation.
2. as described in claim 1 in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar,
It is characterized in that, the fine aggregate is the material or vermiculite sand that the diameter without high-temperature roasting is 0.1mm~5mm.
3. as described in claim 1 in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar,
It is characterized in that, the Magnaglo is manganese-zinc-ferrite powder or Fe3O4Powder.
4. as described in claim 1 in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar,
It is characterized in that, the mineral admixture is zeolite powder or silicon ash.
5. as described in claim 1 in anchor pole or anchorage cable anchoring section from the application method of fragmentation type sulfur cement mortar anchorage mortar,
It is characterized in that, actual density is 2134~2690kg/m after the component mixing3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146125.XA CN109098185A (en) | 2018-09-29 | 2018-09-29 | From the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146125.XA CN109098185A (en) | 2018-09-29 | 2018-09-29 | From the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section |
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| CN109098185A true CN109098185A (en) | 2018-12-28 |
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| CN201811146125.XA Withdrawn CN109098185A (en) | 2018-09-29 | 2018-09-29 | From the application method of fragmentation type sulfur cement mortar anchorage mortar in anchor pole or anchorage cable anchoring section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668526A (en) * | 2021-10-08 | 2021-11-19 | 沈阳建筑大学 | Land wind power foundation prestress spiral anchor rod structure capable of being recycled |
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2018
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Application publication date: 20181228 |