CN106830816B - A kind of cement stabilized macadam for pervious concrete - Google Patents
A kind of cement stabilized macadam for pervious concrete Download PDFInfo
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- CN106830816B CN106830816B CN201611217228.1A CN201611217228A CN106830816B CN 106830816 B CN106830816 B CN 106830816B CN 201611217228 A CN201611217228 A CN 201611217228A CN 106830816 B CN106830816 B CN 106830816B
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- coarse aggregate
- cement
- steel slag
- stabilized macadam
- cement stabilized
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- 239000004568 cement Substances 0.000 title claims abstract description 59
- 239000011380 pervious concrete Substances 0.000 title abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000004567 concrete Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 239000002893 slag Substances 0.000 claims description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000001723 curing Methods 0.000 claims description 9
- 230000008929 regeneration Effects 0.000 claims description 5
- 238000011069 regeneration method Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims 1
- 239000000292 calcium oxide Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000004575 stone Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000009490 roller compaction Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
Classifications
-
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/08—Slag cements
- C04B28/082—Steelmaking slags; Converter slags
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/14—Cements containing slag
- C04B7/147—Metallurgical slag
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/246—Cements from oil shales, residues or waste other than slag from waste building materials, e.g. waste asbestos-cement products, demolition waste
-
- 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
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to technical field of concrete, and in particular to a kind of cement stabilized macadam for pervious concrete.The cement stabilized macadam, preparing raw material includes siccative and water, the siccative according to parts by weight, including following components: 140~160 parts by weight of cement；180~200 parts by weight of aggregate chips；1400~1600 parts by weight of coarse aggregate.Cement stabilized macadam of the invention is applied to road cushion, can form homogeneous effect with the pervious concrete layer on its upper layer, plays the role of good " ground ", significantly improves the support to pervious concrete, and then improve its intensity, improve its practical effect.
Description
Technical field
The invention belongs to technical field of concrete, and in particular to a kind of cement stabilized macadam for pervious concrete.
Background technique
Cement stabilized macadam (hereinafter referred to as water is steady) is to make aggregate with graded broken stone, using a certain number of cementitious materials and
The gap of enough mortar volume filler aggregates paves compacting by embedded squeezing principle.For its compactness close to compactness, intensity is main
Embedded squeezing lock knot principle between rubble, while the gap for thering are enough mortar volumes to carry out filler aggregate.Its early strength is high, and
And intensity increases with age and forms plate body quickly, thus intensity with higher, impervious degree and frost resistance are preferable.The steady cement of water
Dosage is generally mixture 4%-5%, and 7 days unconfined compressive strengths are up to 3.5-4.5mpa, compared with other roadbed materials height.Water
Chance rain is not muddy after surely surviving, and surface is solid, is the ideal base material of high class pavement.
Steel slag permeable concrete is constituted permeable using blotter, pervious concrete base, pervious concrete surface layer at present
Road System.But lack certain rigidity only with blotter, it is not high to the supporting degree of entire permeable system.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of water for pervious concrete
Cement-stabilizing broken stone.
In order to achieve the above objects and other related objects, the present invention adopts the following technical scheme:
The first aspect of the present invention provides a kind of cement stabilized macadam, and preparing raw material includes siccative and water, the siccative
According to parts by weight, including following components: 140~160 parts by weight of cement；180~200 parts by weight of aggregate chips；Coarse aggregate 1400~
1600 parts by weight.
The additional amount of the water is appropriate.
Siccative component in the raw material than water first carries out metering mixing, then is mixed with water, is squeezed into
Type can prepare the cement stabilized macadam.
Preferably, the cement is to meet 42.5 cement of P.O or steel slag clinker-free cement as defined in GB 175.The steel
Slag clinker-free cement 28d intensity is 37.6Mpa, and component is desulfurized gypsum 15wt%, steel-making slag powder 10wt%, and regenerated coarse aggregate is micro-
Powder 30wt%, slag powders 45wt%.
The aggregate chips is the continuous grading aggregate chips in certain particle size range, and the specific standards about grade in continuous grading can
With reference to JGJ52-2006 Perlato Sictlla substandard, those skilled in the art can rule of thumb, similar in selection and required particle size range
Standard is as reference.
Preferably, particle size≤5mm of the aggregate chips, clay content≤3wt%, clod content≤1wt%.
Preferably, the partial size of the coarse aggregate is 5~20mm of size.
Preferably, the coarse aggregate includes steel slag and regenerated coarse aggregate, is counted based on the total volume of coarse aggregate, the steel
The percent by volume of slag is 60~90%, and the percent by volume of the regenerated coarse aggregate is 10~40%.
Preferably, the steel slag is the steel slag for meeting the qualified stability of GB/T 24175-2009, and the free oxidation of steel slag
It is qualified to carry out boiling process soundness test by GB/T 1346-2011 for calcium content < 3%.The steel slag is purchased from marine smelting ring
Border engineering science and technology Co., Ltd.
The steel slag is the continuous grading steel slag in certain particle size range, and the specific standards about grade in continuous grading can
With reference to JGJ 52-2006 Perlato Sictlla substandard, those skilled in the art can rule of thumb, similar in selection and required particle size range
Standard is as reference.Preferably, the particle size of the steel slag is 5~20mm.
Preferably, the regenerated coarse aggregate is the concrete regenerated coarse aggregate for meeting GB/T 25177-2010 requirement.
It is further preferred that the regenerated coarse aggregate is selected from I class regenerated coarse aggregate, II class regenerated coarse aggregate or Group III again
Any one of raw coarse aggregate.The particle size of the regenerated coarse aggregate is 5~20mm.
Preferably, it can also contain rubble in the coarse aggregate, be counted based on the total volume of coarse aggregate, the body of the rubble
Product percentage≤15%.
Preferably, the rubble is as natural rock or cobble through obtained by broken, screening, nominal particle diameter is greater than 5mm's
Rock particles.
Further, the rubble is the rubble for meeting JGJ 52-2006 requirement.The partial size of the rubble is 5~20mm.
Rubble appropriate is added in coarse aggregate, can be improved the stability of the cement stabilized macadam prepared.
Preferably, the water is tap water.
The second aspect of the present invention, the preparation method of aforementioned cement stabilization gravel is provided the following steps are included:
(1) after measuring each component in siccative in parts by weight, it is put into stirring in blender, uniformly mixes, adds water
Uniform stirring afterwards；
(2) by step (1) resulting material extrusion forming, and the material after extrusion forming is subjected to natural curing to get water
Cement-stabilizing broken stone.
Preferably, it is 10 ± 2 minutes that each component, which is put into mixing time in blender, in the siccative.
Preferably, the blender is general concrete mixer.
Preferably, the mixing time after the addition water is 10 ± 2 minutes.
Preferably, the extrusion forming, which refers to, is put into extrusion forming in single lead screw ex truding briquetting machine for material.
Further, the single lead screw ex truding briquetting machine is general single lead screw ex truding briquetting machine.
Further, the material is transported using dumper.The dumper is general dumper.
Preferably, natural curing time >=7 day.The natural curing method is conventional method in that art.
Preferably, cement stabilized macadam will carry out performance detection.Further, the performance detection includes 7d anti-without lateral confinement
Compressive Strength detection.
Preferably, the preparation method of the cement stabilized macadam meet professional standard JTG E51-2009 " highway engineering without
Machine binder stabilizing material testing regulations ".
The third aspect of the present invention provides application of the aforementioned cement stabilization gravel in road cushion.
Compared with prior art, the invention has the following beneficial effects:
Cement stabilized macadam of the invention is applied to road cushion, can form homogeneity with the pervious concrete layer on its upper layer
Effect plays the role of good " ground ", significantly improves the support to pervious concrete, and then improve its intensity, improves in fact
Border using effect (effect of resist compression).
Specific embodiment
The present invention is further explained combined with specific embodiments below, it should be appreciated that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
In embodiment unless otherwise specified, using following raw material:
For cement A using 42.5 class g cement of P.O for meeting GB 175-2007 requirement, supplier is that granary conch cement is limited
Responsible company.
Cement B uses steel slag clinker-free cement, and 28d intensity is 37.6Mpa, and component is desulfurized gypsum 15wt%, steel slag
Powder 10wt%, regenerated coarse aggregate micro mist 30wt%, slag powders 45wt%.
Particle size≤5mm of aggregate chips, clay content≤3wt%, clod content≤1wt%.
The partial size of coarse aggregate is 5~20mm.The coarse aggregate includes steel slag and regenerated coarse aggregate, the volume hundred of the steel slag
Divide than being 60~90%.The steel slag is the steel slag for meeting the qualified stability of GB/T 24175-2009, and the free oxidation of steel slag
It is qualified to carry out boiling process soundness test by GB/T 1346-2011 for calcium content < 3%.The steel slag is purchased from upper marine smelting environment
Engineering science and technology Co., Ltd.The regenerated coarse aggregate meets GB/T 25177-2010 requirement.Can also it contain in the coarse aggregate broken
Stone is counted based on the total volume of coarse aggregate, and percent by volume≤15% of the rubble, the rubble meets JGJ 52-
2006 require.Rubble be originate from Hubei confuse water 5~20mm rubble.
7d unconfined compressive strength is the steady intensity index of water general in industry, " JTG F80/1-2004 highway engineering matter
Measure first civil engineering of check evaluation criterion ".
28d compression strength be concrete universal performance index, only be used as Technical Reference, not as the steady performance of water according to
According to " GB/T 50107-2010 Standard for inspection and assessment of strength of concrete ".
Comparative example 1
Take siccative component: cement A 5wt%, aggregate chips 26wt%, 5~15mm rubble respectively by weight percentage
29wt%, 15~31.5mm, rubble 45wt% (explanation: it is 100% that the steady industry of water, which usually calculates aggregate, and cement is individually recast),
It is put into uniform stirring 10 ± 2 minutes in blender；Then plus appropriate amount of water, then uniform stirring 10 ± 2 minutes, then, by what is mixed
Material is transported into extrusion forming in single lead screw ex truding briquetting machine through dumper, to be measured natural curing 7 days or more after molding.7d is anti-without lateral confinement
Compressive Strength 4.8MPa.
Embodiment 1
Take siccative component: cement A 150kg, aggregate chips 200kg, 5~20mm coarse aggregate respectively according to parts by weight
1500kg is put into uniform stirring 10 ± 2 minutes in blender；It then plus appropriate amount of water, then uniform stirring 10 ± 2 minutes, then, will
The material mixed is transported into extrusion forming in single lead screw ex truding briquetting machine through dumper, and natural curing 7 days or more after molding, it is steady to obtain cement
Determine rubble, it is to be measured.
Coarse aggregate in the present embodiment includes steel slag and regenerated coarse aggregate, and the percent by volume of steel slag is 60%, and regeneration is thick
The percent by volume of aggregate is 40%.In the present embodiment, cement actual amount is 8.8%.Illustrate: the steady industry of water is usually by aggregate
Calculating is 100%, and cement is individually recast.
Through detecting, 7d unconfined compressive strength 6.7Mpa, the 28d compression strength of the cement stabilized macadam in the present embodiment
7.8Mpa。
Embodiment 2
Take siccative component: cement B 150kg, aggregate chips 200kg, 5~20mm coarse aggregate respectively according to parts by weight
1400kg is put into uniform stirring 10 ± 2 minutes in blender；It then plus appropriate amount of water, then uniform stirring 10 ± 2 minutes, then, will
The material mixed is transported into extrusion forming in single lead screw ex truding briquetting machine through dumper, and natural curing 7 days or more after molding, it is steady to obtain cement
Determine rubble, it is to be measured.
Coarse aggregate in the present embodiment includes steel slag and regenerated coarse aggregate, and the percent by volume of steel slag is 40%, and regeneration is thick
The percent by volume of aggregate is 60%.
Through detecting, the 7d unconfined compressive strength 6.1Mpa of the cement stabilized macadam in the present embodiment.
Embodiment 3
Take siccative component: cement A 140kg, aggregate chips 180kg, 5~20mm coarse aggregate respectively according to parts by weight
1550kg；Then plus appropriate amount of water, then uniform stirring 10 ± 2 minutes, then, the material mixed is transported into extrusion forming through dumper
Extrusion forming in machine natural curing 7 days or more after molding, obtains cement stabilized macadam, to be measured.
Coarse aggregate in the present embodiment includes steel slag, regenerated coarse aggregate and rubble, and the percent by volume of steel slag is 70%, then
The percent by volume of raw coarse aggregate is 15%, and the percent by volume of rubble is 15%.
Through detecting, the 7d unconfined compressive strength 6.6Mpa of the cement stabilized macadam in the present embodiment.
Embodiment 4
Take siccative component: cement A160kg respectively according to parts by weight, aggregate chips 180kg, 5-20mm coarse aggregate 1600kg,
Then plus appropriate amount of water, then uniform stirring 10 ± 2 minutes, then, the material mixed is transported into single lead screw ex truding briquetting machine through dumper and is squeezed
It is molded, natural curing 7 days or more after molding, cement stabilized macadam is obtained, it is to be measured.
Coarse aggregate in the present embodiment includes steel slag and regenerated coarse aggregate, and the percent by volume of steel slag is 90%, and regeneration is thick
The percent by volume of aggregate is 10%.
Through detecting, the 7d unconfined compressive strength 7.1Mpa of the cement stabilized macadam in the present embodiment.
Embodiment 5
According to the requirement in professional standard JTG D50-2006 " bituminous pavement design for highway specification ", by Examples 1 to 4 and
The cement stabilizing foundation stone obtained in comparative example 1 takes same size size, performance detection is carried out, to 7d unconfined compressive strength etc.
Performance parameter is detected, and further according to corresponding technical indicator, compared with real data, testing result is shown in Table 1.
The testing result of 1 material performance index of table
| Project | Technical indicator | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 |
| 7d unconfined compressive strength (MPa) | ≥3.5 | 6.7 | 6.1 | 6.6 | 7.1 | 4.8 |
As shown in Table 1, the cement stabilizing foundation stone requirement that meet national standards prepared in the present invention, wherein technical indicator
Such as 7d unconfined compressive strength, data are above standard parameter, and compared with current conventional use of cement stabilizing foundation stone
Not a halfpenny the worse or even performance also exceeds.Thus, cement stabilizing foundation stone is functional in the present invention, has and greatly actually answers
With value.
Current row those skilled in the art know that regenerated coarse aggregate is used to prepare concrete, and intensity is far below common commodity
Concrete.Water does not need so high intensity surely, and regenerated coarse aggregate can be used.
Simultaneously because water is surely semi-rigid material, it is roller-compaction, due to the addition of steel slag and regenerated coarse aggregate, two kinds of materials
The mutual superimposed effect for making steady layer of water generation temper toughness with gentleness of material.And rubble is harder, and wrapped bad with cement slurry.
Water is surely roller-compaction, contains steel slag in material, it is ensured that the homogeney with pervious concrete, convenient for forming one
Change, avoid during subsequent use, causes to be layered and make pavement destruction since each layer performance is different.
In conclusion the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (6)
1. a kind of cement stabilized macadam prepares raw material and is made of siccative and water, the siccative according to parts by weight, by with the following group
It is grouped as: 140~160 parts by weight of cement；180~200 parts by weight of aggregate chips；1400~1600 parts by weight of coarse aggregate, it is described thick
To gather materials including steel slag and regenerated coarse aggregate, is counted based on the total volume of coarse aggregate, the percent by volume of the steel slag is 60~
90%, the percent by volume of the regenerated coarse aggregate is 10~40%, and the particle size of the steel slag is 5 ~ 20mm, and the cement is
Meet 42.5 cement of P.O or steel slag clinker-free cement as defined in GB 175；The particle size of the aggregate chips≤5 mm, clay content
≤ 3wt%, clod content≤1 wt %；The steel slag is the steel slag for meeting the qualified stability of GB/T 24175-2009, and steel
It is qualified to carry out boiling process soundness test by GB/T 1346-2011 for slag free calcium oxide content < 3%；The regenerated coarse aggregate is
Meet GB/T 25177-2010 requirement concrete regenerated coarse aggregate, the regenerated coarse aggregate be selected from I class regenerated coarse aggregate,
Any one of II class regenerated coarse aggregate or Group III regenerated coarse aggregate.
2. cement stabilized macadam according to claim 1, which is characterized in that the partial size of the coarse aggregate is 5~20mm.
3. cement stabilized macadam according to claim 1, which is characterized in that the coarse aggregate includes steel slag, the thick bone of regeneration
Material and rubble, are counted based on the total volume of coarse aggregate, and the percent by volume of the steel slag is 60~90%, the thick bone of regeneration
The percent by volume of material is 10~40%, and percent by volume≤15% of the rubble, the sum of above-mentioned three kinds of components meet 100%.
4. cement stabilized macadam according to claim 3, which is characterized in that described when the coarse aggregate includes rubble
Rubble meets JGJ 52-2006 requirement.
5. the preparation method of cement stabilized macadam as described in any one of Claims 1 to 4, comprising steps of (1) is by each group in siccative
Divide after being measured by the percentage by weight, is put into stirring in blender, uniformly mixes, add uniform stirring after water；(2) by step
(1) resulting material extrusion forming, and the material after extrusion forming is subjected to natural curing to get cement stabilized macadam.
6. application of the cement stabilized macadam in road cushion as described in any one of Claims 1 to 4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611217228.1A CN106830816B (en) | 2016-12-26 | 2016-12-26 | A kind of cement stabilized macadam for pervious concrete |
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| CN201611217228.1A CN106830816B (en) | 2016-12-26 | 2016-12-26 | A kind of cement stabilized macadam for pervious concrete |
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| CN106830816B true CN106830816B (en) | 2019-11-08 |
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| CN108101450A (en) * | 2017-12-15 | 2018-06-01 | 东南大学 | A kind of cement stabilized base course material and its design method |
| CN108503301A (en) * | 2018-03-30 | 2018-09-07 | 扬州惠民再生资源有限公司 | A kind of high-strength cracking resistance recycled cement stabilization gravel material and preparation method thereof |
| CN108516781A (en) * | 2018-04-27 | 2018-09-11 | 湖北昌耀新材料股份有限公司 | A kind of ardealite cement graded broken stone stabilized zone and preparation method thereof |
| CN108947384A (en) * | 2018-06-27 | 2018-12-07 | 湖北宇声环保科技有限公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN109437745A (en) * | 2018-12-05 | 2019-03-08 | 上海中冶环境工程科技有限公司 | A kind of shrinkage-compensating cement stabilized macadam and its preparation method and application |
| CN109456027B (en) * | 2018-12-07 | 2022-03-01 | 西南科技大学 | Titanium slag extraction lime stabilized macadam material and preparation method thereof |
| CN109914564A (en) * | 2019-01-28 | 2019-06-21 | 华北水利水电大学 | An underground shallow structure for rainwater storage and slow-release reuse |
| CN111393108B (en) * | 2020-03-27 | 2021-06-15 | 江苏东交智控科技集团股份有限公司 | Environment-friendly cement-stabilized macadam and application thereof |
| CN111559892A (en) * | 2020-06-05 | 2020-08-21 | 杨琼 | Preparation method of steel slag cement stabilized macadam raw material based on different specifications |
| CN112374836A (en) * | 2020-12-01 | 2021-02-19 | 中冶宝钢技术服务有限公司 | Cement stabilized macadam gel material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102887692A (en) * | 2011-07-21 | 2013-01-23 | 广东省航盛建设集团有限公司 | Method for preparing concrete by using high-mountain flour content granite chips |
| CN103626447A (en) * | 2013-12-02 | 2014-03-12 | 山东交通学院 | Ecological permeable pavement brick and preparation method thereof |
| CN103848605A (en) * | 2012-11-30 | 2014-06-11 | 北京鼎创新型建材有限公司 | Method of stably regenerating gravel from cement, and product of the method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2266523B (en) * | 1992-04-29 | 1996-03-20 | Redland Technology Ltd | Concrete building products |
| JP4814643B2 (en) * | 2006-01-31 | 2011-11-16 | 株式会社竹中工務店 | Cement solidified soil composition |
| CN101880996B (en) * | 2009-05-07 | 2013-12-25 | 中冶天工上海十三冶建设有限公司 | Cement-stabilizing broken stone used for highway subgrade |
-
2016
- 2016-12-26 CN CN201611217228.1A patent/CN106830816B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102887692A (en) * | 2011-07-21 | 2013-01-23 | 广东省航盛建设集团有限公司 | Method for preparing concrete by using high-mountain flour content granite chips |
| CN103848605A (en) * | 2012-11-30 | 2014-06-11 | 北京鼎创新型建材有限公司 | Method of stably regenerating gravel from cement, and product of the method |
| CN103626447A (en) * | 2013-12-02 | 2014-03-12 | 山东交通学院 | Ecological permeable pavement brick and preparation method thereof |
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