CN109111198A - From fragmentation type sulfur cement mortar anchorage mortar, preparation method and applications - Google Patents
From fragmentation type sulfur cement mortar anchorage mortar, preparation method and applications Download PDFInfo
- Publication number
- CN109111198A CN109111198A CN201811146147.6A CN201811146147A CN109111198A CN 109111198 A CN109111198 A CN 109111198A CN 201811146147 A CN201811146147 A CN 201811146147A CN 109111198 A CN109111198 A CN 109111198A
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- parts
- mortar
- anchorage
- sulfur cement
- cement mortar
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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
- C04B28/36—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 containing sulfur, sulfides or selenium
-
- 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
-
- 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
-
- 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
- C04B2111/00732—Uses not provided for elsewhere in C04B2111/00 for soil stabilisation
-
- 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)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
It is of the invention from fragmentation type sulfur cement mortar anchorage mortar, preparation method and application, the sulfur cement mortar anchorage mortar each component includes: 100 parts of sulphur, 30~60 parts of cement, 100~150 parts of fine aggregate, 2~3 parts of paraffin, 30~50 parts of microwave absorption, 10~30 parts of mineral admixture according to weight ratio, and density is 1800-2700kg/m after foregoing constituents mixing3.According to the match ratio ingredient of above-mentioned each component, sulfur cement mortar anchorage mortar of the present invention not only intensity height, impermeabilisation, rapid hardening and have when applying microwave field can voluntarily fragmentation the advantages of.Component is anchored using sulfur cement mortar anchorage mortar of the present invention, such as is applied to the anchoring of anchor pole or anchor cable in the soil body.When dismounting, anchoring section under the action of microwave field, sulfur cement mortar anchorage mortar can voluntarily fragmentation, reduce the difficulty of Demolition Construction, reduce 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 mortar technical fields, and in particular to from fragmentation type sulfur cement mortar anchorage mortar, preparation side
Method and its application.
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 from fragmentation type sulfur cement mortar anchorage mortar, preparation method and
It is applied, in removing work, such sulfur cement mortar anchorage mortar outside plus under the action of microwave field can voluntarily fragmentation so that using this
The anchor pole or anchor cable solid that kind sulfur cement mortar anchorage mortar pours reduce difficulty of construction, anchor pole or anchor after dismounting convenient for removing
Rope, i.e., recyclable, save the cost.
The present invention is provided from fragmentation type sulfur cement mortar anchorage mortar, includes following components according to weight ratio: 100 parts of sulphur, cement
30~60 parts, 100~150 parts of fine aggregate, 2~3 parts of paraffin, 30~50 parts of microwave absorption, 10~30 parts of mineral admixture, it is preceding
Density is 1800~2700kg/m after stating component mixing3, the fine aggregate be the diameter without high-temperature roasting be 0.1mm~
The pearl rock sand or vermiculite sand of 5mm.
Of the invention from fragmentation type sulfur cement mortar anchorage mortar, the microwave absorption be hydroxy iron powder, nano iron oxide,
One of carbon nano-tube fibre, nanometer silicon carbide fiber.Of the invention from fragmentation type sulfur cement mortar anchorage mortar, the mineral
Admixture is silicon ash or zeolite powder.
The present invention also provides a kind of above-mentioned preparation methods from fragmentation type sulfur cement mortar anchorage mortar, comprising the following steps:
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 microwave absorption, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, microwave absorption being poured into iron pan, when heating stirring is to 100~120 DEG C, cement is fallen
Enter and continues 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.
Of the invention is applied to from fragmentation type sulfur cement mortar anchorage mortar to supporting construction in the engineerings such as deep basal pit, side slope, tunnel
Anchoring, being specifically applied to anchor pole or anchorage cable anchoring section pouring molding is anchoring body.
One kind of the invention at least has the following beneficial effects: from fragmentation type sulfur cement mortar anchorage mortar
Formula design of the invention is rationally, at low cost, preparation manipulation is simple.It is of the invention from fragmentation type sulfur cement mortar anchorage mortar
Added with sulphur and microwave absorption component, when component needs to remove, anchor is being carried out using from fragmentation type sulfur cement mortar anchorage mortar
Solid region in apply microwave field, microwave energy is converted into heat under the action of microwave field by the microwave absorption inside mortar
Energy.After sulphur reaches its fusing point with temperature, liquid is switched to by solid-state, and liquid level can be maintained at the long period, for formula
Abundant reaction between middle each component provides the time.Material or vermiculite sand are chosen as primary raw material, inside mortar
When temperature is increased to certain temperature, volume can expand rapidly 6-20 times, so that anchoring body voluntarily fragmentation, so that component is just
In removing and recycling, save the cost reduces difficulty of construction, is suitable for promoting.
Specific embodiment
Below with reference to embodiment the present invention will be further explained explanation.
Embodiment 1
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 35 parts of cement, 100 parts of fine aggregate, 2 parts of paraffin, 30 parts of microwave absorption, 10 parts of mineral admixture,
Actual density is 1810kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is carbon
Nanotube fibers, mineral filler are silicon ash.
A kind of above-mentioned preparation method from fragmentation type sulfur cement mortar anchorage mortar, comprising the following steps:
Step 1: by said components proportion weighing；
Step 2: first fine aggregate, microwave absorption are poured into iron pan, when heating stirring is to 110 DEG C, by cement pour into after
It is continuous to be heated with stirring to 130 DEG C；
Step 3: sulphur being added again and is heated to 140 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.
Above-mentioned one kind is applied to from fragmentation type sulfur cement mortar anchorage mortar to supporting construction in the engineerings such as deep basal pit, side slope, tunnel
Anchoring, being specifically applied to anchor pole or anchorage cable anchoring section pouring molding is anchoring body.
Embodiment 2
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 40 parts of cement, 110 parts of fine aggregate, 2 parts of paraffin, 35 parts of microwave absorption, 15 parts of mineral admixture；
Actual density is 1900kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is carbon
Nanotube fibers, mineral filler are silicon ash.
Preparation method and applicating adn implementing example 1 are identical.
Embodiment 3
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 45 parts of cement, 120 parts of fine aggregate, 2 parts of paraffin, 40 parts of microwave absorption, 20 parts of mineral admixture；
Actual density is 2100kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is to receive
Rice silicon carbide fibre, mineral filler is silicon ash.
Preparation method and applicating adn implementing example 1 are identical.
Embodiment 4
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 50 parts of cement, 130 parts of fine aggregate, 3 parts of paraffin, 45 parts of microwave absorption, 25 parts of mineral admixture；
Actual density is 2400kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is to receive
Rice iron oxide, mineral filler is zeolite powder.
Preparation method and applicating adn implementing example 1 are identical.
Embodiment 5
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 55 parts of cement, 140 parts of fine aggregate, 3 parts of paraffin, 50 parts of microwave absorption, 30 parts of mineral admixture；
Actual density is 2550kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is to receive
Rice iron oxide, mineral filler is zeolite powder.
Preparation method and applicating adn implementing example 1 are identical.
Embodiment 6
Include following component according to weight ratio from fragmentation type sulfur cement mortar anchorage mortar:
100 parts of sulphur, 60 parts of cement, 150 parts of fine aggregate, 3 parts of paraffin, 50 parts of microwave absorption, 30 parts of mineral admixture；
Actual density is 2700kg/m after the foregoing constituents mixing3。
Wherein, fine aggregate is the pearl rock sand that the diameter without high-temperature roasting is 0.1mm~5mm.Microwave absorption is hydroxyl
Base iron powder, mineral filler are zeolite powder.
Preparation method and applicating adn implementing example 1 are identical.
It will be tested for the property, test from after fragmentation type sulfur cement mortar anchorage Cement Mortar Used in Capital 7 days made from above-described embodiment 1~6
The results are shown in Table 1.
Intensity test: manufactured sample specification is 70.7mm × 70.7mm × 70.7mm cuboid sample.
Tensile strength test: according to the regulation in SL352-2006 " concrete for hydraulic structure testing regulations ", it is mute to be fabricated to standard
Bell type test specimen.
Table 1
The present invention adds sulphur component from fragmentation type sulfur cement mortar anchorage mortar, so that having intensity height, resistance to compression, speed after pouring
The features such as solidifying, impervious.Meanwhile under microwave field action, microwave absorption absorbs microwave, is thermal energy by microwave energy.Sulphur
After reaching its fusing point with temperature, sulphur switchs to liquid by solid-state, and can be maintained at liquid level the long period, is each in formula
Abundant reaction between component provides the time.
Paraffinic components are added, enable to the mortar after pouring in process of setting, reduce volume shrinkage mass, reduce crackle
It generates.
Pearl rock sand or vermiculite sand of the selection without high-temperature roasting are low in cost as primary raw material.The temperature inside mortar
When degree is increased to certain temperature, volume can expand rapidly 6-20 times, so that spalling occurs within a short period of time for member anchoring body
And it is broken.
Zeolite powder is added, can be acted on the hydrated product calcium hydroxide of cement, gum material is generated, plays improvement sulphur
The effect of anchorage mortar workability and intensity.
Silicon ash is added, the resistance to compression for improving sulfur cement mortar anchorage mortar, tension, impervious, water-retaining property can be played and prevents from isolating, secrete
The effect of water.
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 fragmentation type sulfur cement mortar anchorage mortar, which is characterized in that according to weight ratio include following components: 100 parts of sulphur, cement 30
~60 parts, 100~150 parts of fine aggregate, 2~3 parts of paraffin, 30~50 parts of microwave absorption, 10~30 parts of mineral admixture, it is aforementioned
Density is 1800~2700kg/m after component mixing3, the fine aggregate be the diameter without high-temperature roasting be 0.1mm~
The pearl rock sand or vermiculite sand of 5mm.
2. as described in claim 1 from fragmentation type sulfur cement mortar anchorage mortar, which is characterized in that the microwave absorption is iron carbonyl
One of powder, nano iron oxide, carbon nano-tube fibre, nanometer silicon carbide fiber.
3. as described in claim 1 from fragmentation type sulfur cement mortar anchorage mortar, which is characterized in that the mineral admixture be silicon ash or
Zeolite powder.
4. a kind of described in any item preparation methods from fragmentation type sulfur cement mortar anchorage mortar of claim 1-3, which is characterized in that packet
Include following steps:
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 microwave absorption, 10~30 parts of mineral admixture；
Step 2: first fine aggregate, microwave absorption are poured into iron pan, when heating stirring is to 100~120 DEG C, by cement pour into after
It is continuous 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: 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.
5. claim 1-3 is described in any item to be applied to high-rise, super high-rise building deep basal pit from fragmentation type sulfur cement mortar anchorage mortar
The anchoring of the supporting construction of engineering, is specifically applied to anchor pole or anchorage cable anchoring section pouring molding is anchoring body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146147.6A CN109111198A (en) | 2018-09-29 | 2018-09-29 | From fragmentation type sulfur cement mortar anchorage mortar, preparation method and applications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146147.6A CN109111198A (en) | 2018-09-29 | 2018-09-29 | From fragmentation type sulfur cement mortar anchorage mortar, preparation method and applications |
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| Publication Number | Publication Date |
|---|---|
| CN109111198A true CN109111198A (en) | 2019-01-01 |
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|---|---|---|---|
| CN201811146147.6A Withdrawn CN109111198A (en) | 2018-09-29 | 2018-09-29 | From fragmentation type sulfur cement mortar anchorage mortar, preparation method and applications |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196935A (en) * | 2022-07-07 | 2022-10-18 | 常熟市俊恩轨道科技有限公司 | Screw spike anchoring mortar |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736671A (en) * | 2009-12-07 | 2010-06-16 | 长安大学 | Microwave-absorbing asphalt concrete pavement material composition |
| CN107162453A (en) * | 2017-07-13 | 2017-09-15 | 王家齐 | The lossless generating apparatus again of waste and old concrete aggregate |
-
2018
- 2018-09-29 CN CN201811146147.6A patent/CN109111198A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736671A (en) * | 2009-12-07 | 2010-06-16 | 长安大学 | Microwave-absorbing asphalt concrete pavement material composition |
| CN107162453A (en) * | 2017-07-13 | 2017-09-15 | 王家齐 | The lossless generating apparatus again of waste and old concrete aggregate |
Non-Patent Citations (1)
| Title |
|---|
| 李政: "钢筋混凝土轨枕硫磺螺栓锚固技术研究 ", 《民营科技》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196935A (en) * | 2022-07-07 | 2022-10-18 | 常熟市俊恩轨道科技有限公司 | Screw spike anchoring mortar |
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Application publication date: 20190101 |