CN110028294A - A kind of regeneration time gently concrete and its application - Google Patents

A kind of regeneration time gently concrete and its application Download PDF

Info

Publication number
CN110028294A
CN110028294A CN201910463950.0A CN201910463950A CN110028294A CN 110028294 A CN110028294 A CN 110028294A CN 201910463950 A CN201910463950 A CN 201910463950A CN 110028294 A CN110028294 A CN 110028294A
Authority
CN
China
Prior art keywords
concrete
waste
regeneration
light
recycled aggregate
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.)
Pending
Application number
CN201910463950.0A
Other languages
Chinese (zh)
Inventor
吕杉
王亚彬
巫仕斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Gongyuming Graphic Design Co Ltd
Original Assignee
Sichuan Gongyuming Graphic Design Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sichuan Gongyuming Graphic Design Co Ltd filed Critical Sichuan Gongyuming Graphic Design Co Ltd
Priority to CN201910463950.0A priority Critical patent/CN110028294A/en
Publication of CN110028294A publication Critical patent/CN110028294A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/04Portland cements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00017Aspects relating to the protection of the environment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/40Porous or lightweight materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/20Mortars, concrete or artificial stone characterised by specific physical values for the density
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

Abstract

The present invention provides a kind of light concrete of regeneration time and its applications, belong to the field of building materials.The light concrete of regeneration time provided by the invention includes that following parts by weight prepare raw material: 100 parts of cement;53~82 parts of regenerative powder;Light 15~40 parts of the material of regeneration;120~475 parts of recycled aggregate;Additive 4~6;65~220 parts of water.The light concrete of regeneration time of the invention largely uses the light material of regenerative powder, regeneration and recycled aggregate, it can make full use of regenerated resources, materials are extensively, conveniently, and the present invention passes through the dosage of control each component, the light concrete of obtained regeneration time is used to prepare the concrete block of masonry structure or the mortar as masonry structure, the concrete block of obtained masonry structure or mortar performance as masonry structure are excellent, specification and standard be can satisfy to the concrete block of each specification masonry structure and the performance requirement of mortar, while low in cost.

Description

A kind of regeneration time gently concrete and its application
Technical field
The present invention relates to building material technical field more particularly to a kind of light concrete of regeneration time and its applications.
Background technique
With the development of national economy, the more and more and quantity of all kinds of wastes accumulation of each department is quite big, handles phase When difficulty and cost is high, seriously pollutes environment.Another aspect natural resources are fewer and fewer, and energy conservation and environmental protection has become every profession and trade and chases after The target asked.
The block of masonry structure has a wide range of applications in building field, the masonry knot no matter divided by building construction types Structure house, steel house, reinforced concrete structure house and the fabricated construction house promoted at present, or divided by building storey Multilayer and high-story house in, the block usage amount of masonry structure is all very big, is widely used in the non-load bearing wall of building and holds Weight wall.But the block of current masonry structure leads to natural sand or stone resource mainly using natural sand, natural stone or ground as raw material Step up to lack, and natural soil can be destroyed using ground as raw material, it is serious to destroy and pollute environment.
Patent document CN104058647A discloses " a kind of stalk fibre concrete and preparation method thereof ", the stalk Fiber concrete is made from the following raw materials in parts by weight: 2~3 parts of sodium ascorbyl phosphate, 3~4 parts of calcium chloride, 5~7 parts of sodium hydroxide, 6~8 parts of straw, 5~7 parts of straw wheat, 5~7 parts of corn stover, 1~2 part of polyvinylpyrrolidone, 260~290 parts of sand, phosphoric acid second 5~7 parts of ester, 4~5 parts of dimethyl sulfoxide, appropriate amount of water, 25~28 parts of auxiliary agent, 170~190 parts of cement, 540~570 parts of stone, 10~30 parts of super finely ground slag.The doping of the patent of invention straw, straw wheat and stalk is very little, low to the utilization rate of waste, together When adulterate a large amount of sandstones, the natural resources that will lead to sandstone are fewer and fewer.Therefore, research and development novel environment friendly building materials have become when business It is anxious.
Summary of the invention
The purpose of the present invention is to provide a kind of light concrete of regeneration time and its application, the light concrete of regeneration time provided by the invention is used Regenerative powder, the light material of regeneration and recycled aggregate, can make full use of regenerated resources, and materials extensively, conveniently, and have excellent performance, use In the concrete block of production masonry structure, it is not only able to replace current usage amount very big and country will gradually disables in short supply natural Resource ground or sandstone are viscous (rock) great soil group block, stone materials block and the ordinary concrete class block of main material production, and can Meet country and professional standard to the requirements of concrete block in masonry structure.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
Time light concrete is regenerated the present invention provides a kind of, prepares raw material including following parts by weight:
Preferably, the raw material further includes 0.1~30 part of auxiliary material.
Preferably, the auxiliary material includes one of silicon powder, impervious agent, fire prevention powder, swelling agent and polypropylene fibre or more Kind.
Preferably, the regenerative powder and recycled aggregate are independently consolidated by Building class solid inorganic rubbish and/or industrial class Body inorganic wastes are prepared;The Building class solid inorganic rubbish include useless brick, waste light batten, useless ceramic tile, useless watt, it is useless mixed One of solidifying soil block, waste mortar, mountain flour and sandstone waste material are a variety of, and the industry class solid inorganic rubbish preferably includes metallurgy One of waste residue, debris, fuel waste residue and chemical sludge are a variety of.
Preferably, the partial size of the regenerative powder is less than 0.15mm.
Preferably, the partial size of the recycled aggregate is 0.15~5mm.
Preferably, the light material of the regeneration is prepared by lightweight waste, and the lightweight waste includes TRADE REFUSE, agriculture One of industry rubbish and forestry rubbish are a variety of, and the TRADE REFUSE includes polyester plate, plastic mattress, waste water slag product, useless treasure One of pearl rock product, useless tangerine bar product, useless Pottery product, foam block and disposable lunch box or a variety of, the agricultural waste Including one of stalk, straw, the pure stalk kind product that gives up, corncob and shell class siccative or a variety of, forestry rubbish includes plant One of root, stem, leaf, sawdust and shell of class are a variety of.
Preferably, the partial size gently expected that regenerates is in 5mm or less.
The present invention also provides the light concretes of regeneration time described in above-mentioned technical proposal in the concrete block for preparing masonry structure or to be used as Application in the mortar of masonry structure.
Preferably, the concrete block of the masonry structure includes solid concrete brick, celluar concrete half-blind hole brick and coagulation Native small-sized hollow building block.
Time light concrete is regenerated the present invention provides a kind of, prepares raw material including following parts by weight: 100 parts of cement;Fecula again 53~82 parts of material;Light 15~40 parts of the material of regeneration;120~475 parts of recycled aggregate;Additive 4~6;65~220 parts of water.The present invention The light concrete of regeneration time largely use the light material of regenerative powder, regeneration and recycled aggregate, can make full use of regenerated resources, materials are wide It is general, conveniently, and the present invention, by the dosage of control each component, the light concrete of obtained regeneration time is used to prepare the concrete block of masonry structure Or the mortar as masonry structure, obtained concrete block and be used as mortar performance it is excellent, can satisfy specification and standard to each The performance requirement of specification masonry structure concrete block and mortar, at the same it is low in cost.
By using regenerative raw materials, the light concrete of obtained regeneration time substantially reduces the present invention relative to normal concrete self weight, The wet self weight of normal concrete is not less than 2400kg/m3, gently concrete is generally 1264kg/m for the regeneration time that the present invention obtains3, self weight subtracts It is light by 50% or so.Common shale or structural clay tile material dry density are 1100kg/m3, time light concrete is regenerated using provided by the invention The dry density for the half-blind hole brick being prepared is 976kg/m3, mitigate 20% or so.Use the light concrete energy of regeneration time of the present invention The self weight for enough reducing building, improves the shock resistance of structure, reduces basis and the main body cost of building, it is whole to reduce engineering Comprehensive cost minimizes transport costs, and more importantly realizes the regeneration of a large amount of waste resources, not only performance it is more excellent but also Cost is lower.
The concrete block that the light concrete of regeneration time of the present invention is prepared, is suitable for vast urban construction, rural area and small towns and occupies In the construction of people's self help housing, concrete block produces the waste resource in have drawn from each department city and rural area, materials convenience, technology letter Simply, application method and construction technology are mature, with other common building block phases such as clay brick or oscillation for single, production Together, so easy construction, can be used, while finding back for all kinds of recovering discarded materials in the brick material field of building without training Receive channel.
Specific embodiment
Time light concrete is regenerated the present invention provides a kind of, prepares raw material including following parts by weight:
The raw material for preparing of the light concrete of regeneration time provided by the invention includes 100 parts of cement.Type of the present invention to the cement There is no particular/special requirement, using the cement type well known to those skilled in the art that can satisfy related specification requirement.At this In invention, the cement is preferably ordinary portland cement P.O42.5.Cement of the present invention is used as glue in the light concrete of regeneration time Gel material.
On the basis of the parts by weight of cement, the light concrete of regeneration time provided by the invention prepare raw material include 53~82 parts again Fecula material, preferably 56~79 parts, further preferably 60~75 parts.In the present invention, the partial size of the regenerative powder is preferred Less than 0.15mm, further preferably greater than 0.02mm and less than 0.15mm;The moisture content of the regenerative powder preferably 10% with Under;The content of organic impurities is preferably in 7wt.% or less in regenerative powder;The clay content of regenerative powder is preferably in 5wt.% or less; The activity index of regenerative powder is preferably not lower than 45%.In the present invention, the activity index of the regenerative powder preferably according to It is measured in mineral admixture application technology regulation GB/T51003-2014 with the activity index detection method of complex mineral blending material It obtains.Regenerative powder of the present invention plays the role of substituting partial gelation material.
In the present invention, the regenerative powder is preferably by Building class solid inorganic rubbish and/or industrial class solid inorganic rubbish Rubbish is prepared;The Building class solid inorganic rubbish preferably includes useless brick, waste light batten, useless ceramic tile, useless watt, waste concrete One of block, waste mortar, mountain flour and sandstone waste material are a variety of, and it is useless that the industry class solid inorganic rubbish preferably includes metallurgy One of slag, debris, fuel waste residue and chemical sludge are a variety of.The present invention is to the metallurgical slag, debris, combustion The specific type of material waste residue and chemical sludge does not have particular/special requirement, using metallurgical slag well known to those skilled in the art, mining Waste residue, fuel waste residue and chemical sludge, such as: metallurgical slag can be blast furnace slag, and debris can be barren rock etc., combustion Expect that waste residue can be carbon slag, flyash, cinder etc., chemical sludge can be lithium slag etc..
In the present invention, the preparation of the regenerative powder preferably includes following steps: by Building class solid inorganic rubbish and/ Or industrial class solid inorganic waste successively carries out clear miscellaneous, alkalization, dry, broken and separation, obtains regenerative powder.In the present invention In, it is described it is clear it is miscellaneous be to control organic impurities, cement content and eliminate radioactive substance harm, the present invention is to the clear miscellaneous tool Body embodiment does not have particular/special requirement, can play said effect.In the present invention, the mode of the alkalization is preferably adopted Raw material is impregnated with alkalies, makes the pH value of regenerative powder not less than 6.In the present invention, the alkalies is preferably hydrogen Sodium hydroxide solution.The present invention does not have particular/special requirement to the concentration of the alkalies, can be realized above-mentioned purpose.Institute of the present invention The pH value for stating regenerative powder refers to the pH value of solution after regenerative powder is soaked in water 2 hours.Present invention preferably employs pH value surveys The method of determining is detected.The present invention does not have particular/special requirement to the broken and isolated specific embodiment, it is preferred to use this field Broken and separate mode in mature flyash production line.When the regenerative powder includes a variety of, the present invention is to described The mix proportions of various powders do not have particular/special requirement in regenerative powder, as long as the regenerative powder after blending can satisfy, " mineral are mixed Close material application technology regulation " GB/T51003-2014 complex mineral blending material standard.The present invention is preferably according to area The guarantee amount of each waste recovery, in order not to increase the detection frequency because of material composition change, with fixed volume in certain production cycle Than or mass ratio first mix and prepare afterwards.
On the basis of the parts by weight of cement, the light concrete of regeneration time provided by the invention prepare raw material include 15~40 parts again Raw light material, preferably 17~36 parts.In the present invention, the partial size gently expected that regenerates is preferably in 5mm hereinafter, further preferably 0.15~5mm;It regenerates the moisture content gently expected and is preferably no more than 15%;Rotten object impurity content preferably exists in the light material of regeneration 10wt.% or less;The clay content gently expected is regenerated preferably in 5wt.% or less;The light material water absorption rate of regeneration preferably 100%~ 300%.Light material heap product voidage is regenerated preferably 40%~90%;Apparent density is preferably 300~1000kg/m3.The present invention The light material of regeneration is used as light filler in the light concrete of regeneration time.
In the present invention, the light material of the regeneration is preferably prepared by lightweight waste, and the lightweight waste includes quotient One of industry rubbish, agricultural waste and forestry rubbish are a variety of;The TRADE REFUSE includes polyester plate, plastic mattress, waste water slag One of product, useless perlite products, useless tangerine bar product, useless Pottery product, foam block and disposable lunch box are a variety of, described Agricultural waste includes one of stalk, straw, the pure stalk kind product that gives up, corncob and shell class siccative or a variety of, forestry rubbish One of root, stem, leaf, sawdust and shell including plant are a variety of.
In the present invention, the preparation that the regeneration is gently expected preferably includes following steps: lightweight waste successively being carried out clear Miscellaneous, alkalization, dry, broken and separation, obtain regenerating light material.In the present invention, it is described it is clear it is miscellaneous be to remove nothing in light-weight aggregate Foreign organic matter, mud and harmful radioactive substance, the present invention do not have particular/special requirement to the clear miscellaneous specific embodiment, Said effect can be played.In the present invention, the mode of the alkalization preferably carries out at immersion raw material with alkalies Reason makes to regenerate the pH value gently expected not less than 6.The present invention does not have particular/special requirement to the broken and isolated specific embodiment, Using broken and separate mode well known to those skilled in the art.When the light material of the regeneration includes a variety of, the present invention couple The various mix proportions to gather materials do not have particular/special requirement in the light material of regeneration.The present invention is preferably according to the guarantor of each waste recovery in area Barrier amount is first mixed in certain production cycle with fixed volume ratio or mass ratio in order not to increase the detection frequency because of material composition change It is prepared after conjunction.
When the light material of the regeneration is cornstalk and/or corncob, since corn soluble sugar content is high by about 40~60%, Cause cement not coagulate and influence to use early period, expects to reduce soluble sugar when using no more than 10% separately as regeneration is light.This Invention preferably by after cornstalk or core be broken and separation, impregnated with clear water squeezed the water out not less than 2 hours every time, be repeated 2 times or Above so that soluble sugar content drops to 10% or less.
Mostly flexible fiber is gently expected in regeneration of the invention, and main self weight is very light, will in addition to that can mitigate the light concrete self weight of regeneration time When the light concrete of regeneration time is used to prepare the concrete block of masonry structure, the self weight of concrete block is not only reduced, moreover it is possible to play in concrete block Inhibit crack extension purpose, thus improve the tensile strength of concrete block, make masonry structure concrete block have certain ductility, And its toughness is correspondinglyd increase, the tensile strength and deformability of concrete block are enhanced, in addition, manufactured concrete block also improves guarantor Warm, heat-insulated and sound insulation value.
On the basis of the parts by weight of cement, the raw material for preparing of the light concrete of regeneration time provided by the invention includes 120~475 parts Recycled aggregate.The present invention preferably selects the weight of recycled aggregate according to the purposes of the light concrete of regeneration time.When the regeneration time When light concrete is used to prepare concrete small size hollow building block, the weight of the recycled aggregate is preferably 126~474 parts;When it is described again When raw secondary light concrete is used to prepare solid concrete brick or celluar concrete half-blind hole brick, the weight of the recycled aggregate is preferably 121~255 parts.
In the present invention, the partial size of the recycled aggregate is preferably 0.15~5mm;The crush values of recycled aggregate are preferably not More than 45%.When the crush values of a certain recycled aggregate are unsatisfactory for above-mentioned condition, the present invention is preferably higher by crush values index Recycled aggregate is collocated with each other to meet actual production requirement by volume or mass ratio.In the present invention, the recycled aggregate Middle organic impurity content is preferably in 7wt.% or less;The clay content of recycled aggregate is preferably in 5wt.% or less;Recycled aggregate contains Water rate is preferably no more than 5%;The water absorption rate of recycled aggregate is preferably below 10%;Apparent density is preferably 1800~ 2800kg/m3.The crush values of recycled aggregate of the present invention are preferably referring to ordinary concrete sand, Shi Zhiliang and detection method standard (JGJ52-2006) it is measured with the crush values index detection method of sand.
In the present invention, the recycled aggregate is preferably given up by Building class solid inorganic rubbish and/or industrial class solid inorganic Object is prepared;The Building class solid inorganic rubbish include useless brick, waste light batten, useless ceramic tile, useless watt, waste concrete block, Waste mortar, useless one of rock and sandstone waste material or a variety of, the industry class solid inorganic waste include blast furnace slag, carbon slag, One of cinder, ettle and lithium slag are a variety of.
In the present invention, the preparation of the recycled aggregate preferably includes following steps: by Building class solid inorganic rubbish and/ Or industrial class solid inorganic waste successively carries out clear miscellaneous, alkalization, dry, broken and separation, obtains regenerative powder.In the present invention In, it is described it is clear it is miscellaneous be to control organic impurities, cement content and eliminate radioactive substance harm, the present invention is to the clear miscellaneous tool Body embodiment does not have particular/special requirement, can play said effect.In the present invention, the mode of the alkalization is preferably adopted Raw material is impregnated with alkalies, makes the pH value of regenerative powder not less than 6.In the present invention, the alkalies is preferably hydrogen Sodium hydroxide solution.The present invention does not have particular/special requirement to the concentration of the alkalies, can be realized above-mentioned purpose.Institute of the present invention The pH value for stating recycled aggregate refers to the pH value of solution after recycled aggregate is soaked in water 2 hours.Present invention preferably employs pH value surveys The method of determining is detected.The present invention does not have particular/special requirement to the broken and isolated specific embodiment, it is preferred to use this field Mature sandstone production line and technique.When the recycled aggregate includes a variety of, the present invention is to various in the recycled aggregate The mix proportions of aggregate do not have particular/special requirement.The present invention preferably according to the guarantee amount of each waste recovery in area, in order not to increase because The detection frequency of material composition change is first mixed with fixed volume ratio or mass ratio in certain production cycle and is prepared afterwards.
On the basis of the parts by weight of cement, the raw material for preparing of the light concrete of regeneration time provided by the invention especially adds including 4~6 Agent, preferably 4.6~5.5 parts.In the present invention, the additive is preferably poly carboxylic acid series water reducer, and the additive is consolidated Content is preferably 30% hereinafter, water-reducing rate is preferably 15%~30%.
On the basis of the parts by weight of cement, the raw material for preparing of the light concrete of regeneration time provided by the invention includes 65~220 parts Water.The present invention preferably selects the weight of water according to the purposes of the light concrete of regeneration time.When the light concrete of the regeneration time is used to prepare When concrete small size hollow building block, the weight of the water is preferably 66~217 parts;When the light concrete of the regeneration time is used to prepare coagulation When native solid brick or celluar concrete half-blind hole brick, the weight of the water is preferably 66~125 parts.The present invention carrys out the water Source does not have particular/special requirement, using industrial water well known to those skilled in the art.
On the basis of the parts by weight of cement, the light concrete of regeneration time provided by the invention prepare raw material it is also preferable to include 0.1~ 30 parts of auxiliary material.In the present invention, the auxiliary material includes one in silicon powder, impervious agent, fire prevention powder, swelling agent and polypropylene fibre Kind is a variety of.The present invention does not have particular/special requirement to the specification and type of each auxiliary material, using specification well known to those skilled in the art With type.The present invention does not have particular/special requirement to the source of the auxiliary material, using commercially available quotient well known to those skilled in the art Product.
The formula of the light concrete of regeneration time of the present invention is obtained by scientific and reasonable design, and filling for regenerated resources is realized Point utilize, specific design process the following steps are included:
(1) it determines water-cement ratio, determines that the folk prescription of each raw material in net slurry body just determines dosage according to water-cement ratio;According to each raw material Folk prescription just determines dosage and prepares net slurry body and measure the density and air content of net slurry body;Each raw material includes water in the net slurry body Mud, water, additive and regenerative powder;
(2) recycled aggregate is sieved, obtain different-grain diameter tails over quality;
Quality is tailed over according to the different-grain diameter, obtains the population mean partial size of recycled aggregate;
It is true according to the density of net slurry body and air content in the population mean partial size of the recycled aggregate, the step (1) Determine the primary clear distance of recycled aggregate;
The light material of regeneration is sieved, obtain different-grain diameter tails over quality;
The regeneration that Sieving and casing is 0.15~5mm is gently expected that particle carries out volume equivalent conversion, according to the different-grain diameter Tail over quality, obtain regenerating the population mean partial size gently expected;
The primary clear distance for regenerating and gently expecting is determined according to the population mean partial size gently expected that regenerates;
(3) determine that the folk prescription volume of recycled aggregate and folk prescription are used according to the primary clear distance of recycled aggregate in the step (2) Amount;
(4) according to the folk prescription body of recycled aggregate in the primary clear distance and the step (3) that regeneration is gently expected in the step (2) Product determines the folk prescription volume and folk prescription dosage that regeneration is gently expected;
(5) according to the folk prescription volume of recycled aggregate in the air content of net slurry body in the step (1), the step (3) Folk prescription volume with regeneration is gently expected in the step (4), determines the folk prescription volume of net slurry body;According to the folk prescription body of the net slurry body Product determines the folk prescription dosage of net slurry body;
Each raw material in the step (1) is determined into dosage at the beginning of the folk prescription in net slurry body according to the folk prescription dosage of the net slurry body It is converted into the dosage of each raw material in preliminary benchmark match ratio, obtains preliminary benchmark match ratio;
(6) clear distance for successively examining adjustment recycled aggregate and regeneration gently to expect, using clear distance adjusted as primary clear distance, weight Multiple step (3)~(5), are adjusted the sample of corresponding match ratio and corresponding matching ratio after clear distance;
The workability for detecting the sample, it is optimal as benchmark match ratio using cost performance;
(7) index for detecting each raw material, is scaled production mix proportion for benchmark match ratio by Testing index, with the step Suddenly the trial mix optimization that production mix proportion is carried out on the basis of the water-cement ratio in (1), obtains final production mix proportion.
In above-mentioned design process, without specified otherwise, using is that methods well known in the art carry out.
In above-mentioned design process, in the step (2) the population mean partial size of recycled aggregate determination the following steps are included:
Step 1: being equivalent to the recycled aggregate more than every diagrid mesh screen of the sieve pore within the scope of 0.15~5mm with average grain Diameter is the square of side length;
Step 2: according to formula 1 determine the every diagrid mesh screen of recycled aggregate more than average grain diameter:
Average grain diameter=(the side length of the squared mesh of this diagrid net+upper diagrid net square more than every diagrid mesh screen The side length of mesh)/2 formulas 1;
Average body Step 3: with cube of average grain diameter more than every diagrid mesh screen, as individual particle more than every diagrid mesh screen Product;With the product of the average external volume of individual particle more than every diagrid mesh screen and the apparent density of recycled aggregate, as every diagrid mesh screen The quality of remaining individual particle;With the corresponding ratio for tailing over the quality of individual particle more than value and every diagrid mesh screen of every diagrid net, as The number of recycled aggregate more than every diagrid mesh screen;
The population mean partial size of recycled aggregate is determined according to formula 2:
The population mean partial size of recycled aggregate=[∑ (Regenerated Bone more than average grain diameter × every diagrid mesh screen more than every diagrid mesh screen The number of material)]/(number of recycled aggregate more than the every diagrid mesh screen of ∑) formula 2;
The determination for the population mean partial size that regeneration is gently expected in the step (2) and the population mean partial size of the recycled aggregate Determination method it is identical.
During above-mentioned mix-design, according to the population mean partial size of recycled aggregate, described in the step (2) The density of net slurry body and air content determine that the mode of the primary clear distance of recycled aggregate includes: in step (1)
The first clear distance is determined according to formula 3, and the second clear distance is determined according to formula 4;In first clear distance and the second clear distance Primary clear distance of the maximum value as recycled aggregate;
Preparation strength/net slurry body 28 days of the light concrete of first clear distance=recycled aggregate population mean partial size × regeneration time are anti- Compressive Strength/3.8284+ recycled aggregate population mean partial size/6.9+0.3 formula 3;
Second clear distance=[(the population mean partial size of recycled aggregate)3The volume of/recycled aggregate)]1/3Recycled aggregate it is total Body average grain diameter formula 4;
In the formula 4, the ratio of the density of dosage and net slurry body, the folk prescription as net slurry body are just determined with the folk prescription of net slurry body Just determine volume;Using the air content of net slurry body and 0.6 product as the light concrete of regeneration time volume of air;Folk prescription volume is subtracted The volume of air of the light concrete of regeneration time and the folk prescription of the net slurry body just determine volume, the volume as recycled aggregate;
The population mean partial size gently expected in the step (2) according to regeneration determines the mode packet for the primary clear distance that regeneration is gently expected It includes:
The primary clear distance that regeneration is gently expected is determined according to formula 5:
Regenerate the preparation strength/net slurry for the light concrete of population mean partial size × regeneration time that the primary clear distance=regeneration gently expected gently is expected 28 days compression strength of body/3.8284+ regenerates the population mean partial size/6.9+0.15 formula 5 gently expected.
During above-mentioned mix-design, the step of inspection adjustment recycled aggregate clear distance, includes: in the step (6)
Using primary clear distance as benchmark clear distance, the primary clear distance of recycled aggregate is first subjected to two-stage and is adjusted and reduced, the corresponding tune of level-one Depreciation is the primary clear distance of 1/5~1/15 recycled aggregate, and the corresponding value of adjusting and reducing of second level is twice that level-one adjusts and reduce value, obtains level-one Adjust and reduce two clear distances after adjusting and reducing with second level;
If the corresponding sample of two clear distances and the corresponding sample of primary clear distance after adjusting and reducing are all satisfied workability requirement, with Second level adjust and reduce after clear distance as new benchmark clear distance, continue by the primary clear distance of 1/5~1/15 recycled aggregate as radix Two-stage is adjusted and reduced, until the corresponding sample of benchmark clear distance meets workability requirement, two-stage adjust and reduce after the corresponding sample of clear distance not Until when meeting workability requirement, using final benchmark clear distance as the clear distance of recycled aggregate;
If only primary clear distance is corresponding in the corresponding sample of two clear distances and the corresponding sample of primary clear distance after adjusting and reducing Sample meets workability requirement, then using the corresponding clear distance of primary clear distance as the clear distance of recycled aggregate;
If only primary clear distance and level-one in the corresponding sample of two clear distances and the corresponding sample of primary clear distance after adjusting and reducing The corresponding sample of clear distance after adjusting and reducing meets workability requirement, then the clear distance after being adjusted and reduced with level-one is new benchmark clear distance, by 1/5 The primary clear distance of~1/15 recycled aggregate continues two-stage as radix and adjusts and reduce, until the corresponding sample of benchmark clear distance meets work The property made requirement, two-stage adjust and reduce after clear distance corresponding sample when being not satisfied workability requirement until, with final benchmark clear distance Clear distance as recycled aggregate;
The middle inspection adjustment regeneration of the step (6) is gently expected
After the clear distance of recycled aggregate determines, keep the clear distance of recycled aggregate constant, the method adjusted and reduced by recycled aggregate clear distance Adjust and reduce the clear distance that regeneration is gently expected.
The primary clear distance of the calculated recycled aggregate of the present invention can all meet workability requirement under normal circumstances, if Regenerated Bone Workability requirement is not satisfied in the corresponding sample of primary clear distance of material and the corresponding sample of two clear distances after adjusting and reducing, then with most Based on the clear distance (clear distance that clear distance and regeneration including recycled aggregate are gently expected) required close to workability, according to known in this field The method of adjustment clear distance of recycled aggregate that this is required closest to workability and/or the clear distance gently expected of regeneration be adjusted, with So that the sample is met workability requirement, then examines recycled aggregate again according to the method for above-mentioned inspection adjustment recycled aggregate clear distance Clear distance whether have reached it is optimal.
In the present invention, the workability preferably includes the cohesiveness of the light concrete of regeneration time, water-retaining property, the slump, first final set Time and bulk density.The present invention uses the method for adjustment of above-mentioned clear distance, has both been able to satisfy workability requirement, simultaneously because clear distance is smaller i.e. Net slurry is fewer, and the dosage that folk prescription regenerates recycled aggregate in concrete is bigger, and cost is lower, therefore, clear distance adjustment side provided by the invention The benchmark match ratio that method can ensure meets cost performance highest demand.
During above-mentioned mix-design, the method for the clear distance for examining adjustment regeneration gently to expect includes:
It after the clear distance of recycled aggregate determines, keeps the clear distance of recycled aggregate constant, examines adjustment by recycled aggregate clear distance The corresponding parameter of recycled aggregate need to only be changed into the light material of regeneration, here no longer by the clear distance that method examines adjustment regeneration gently to expect It repeats.
The clear distance that the present invention gently expects by adjusting regeneration can advanced optimize the inside power transmission balance of the light concrete of regeneration time.
In above-mentioned design process, method that benchmark match ratio is scaled production mix proportion by the index by detecting each raw material It preferably includes:
The rate containing powder that the moisture content and regeneration for detecting each raw material are gently expected keeps each in the dry weight and benchmark match ratio of each raw material The dry weight of raw material is consistent, and benchmark match ratio is scaled production mix proportion.
The detailed process of the conversion are as follows: detect the moisture content of each raw material, the rate containing powder that recycled aggregate and regeneration are gently expected is former When expecting aqueous, increases each raw material dosage by the water content of raw material, guarantee that the siccative dosage of each raw material of benchmark match ratio is constant, simultaneously The total water content of each raw material is deducted from the total water consumption that benchmark match ratio determines;Recycled aggregate and the light material of regeneration, which contain, to be less than When the powder of 0.15mm, recycled aggregate and the light material dosage of regeneration are increased separately by rate containing powder, guarantees Regenerated Bone in benchmark match ratio The dosage of material and the light material of regeneration in 0.15~5mm particle size range is constant, while reducing the dosage of regenerative powder.
The present invention realizes regenerative powder, the light material of regeneration and recycled aggregate for preparing masonry knot by using the above method Structure concrete block or the light concrete of regeneration as masonry structure mortar time, use regenerated resources reasonably in masonry structure, It is using sieve test and measured data as foundation when determining the folk prescription dosage of each raw material;After obtaining preliminary benchmark match ratio, and again Newly have adjusted the clear distance of recycled aggregate, it is ensured that workability is optimal with cost performance;Determining also needs to survey each original when production mix proportion Benchmark match ratio could be scaled production mix proportion by the index of material, so entire mix-design is examined with raw material after combining Measured data is foundation, determines each raw material usage by scientific and reasonable design, is guaranteeing the properties of the light concrete of regeneration time Cost performance is combined.
The present invention does not have particular/special requirement to the preparation method of the light concrete of the regeneration time, and directly each raw material is mixed evenly ?.
The present invention also provides the light concretes of regeneration time described in above-mentioned technical proposal in the concrete block for preparing masonry structure or to be used as Application in the mortar of masonry structure.In the present invention, the masonry structure refers to Code for design of masonry strucres GB5003-2011 Middle 2.1.1 item: the structure of wall, column as building main bearing member made of masonry structure is built as block and mortar.It is The general designation of masonry structure, block masonry and stone masonry structure.
In the present invention, the concrete block of the masonry structure include solid concrete brick, celluar concrete half-blind hole brick and Concrete small size hollow building block.The present invention is empty to the solid concrete brick, celluar concrete half-blind hole brick and concrete small size The specification of heart building block does not have particular/special requirement, and specification well known to those skilled in the art is built referring specifically to GB50003-2011 The 2.1.8 articles and the 2.1.9 articles of specification of body structural design criteria.
The mode that the present invention prepares the concrete block and applies does not have particular/special requirement, using known to those skilled in the art Masonry structure concrete block preparation and application mode.
The present invention does not have particular/special requirement to the application mode of light mortar of the concrete as masonry structure of the regeneration time, different strong The mortar that can be used as masonry structure respective intensities grade before the light concrete initial set of degree grade regeneration time uses, using those skilled in the art The application mode of mortar known to member.
The light concrete of regeneration time provided by the invention and its application are described in detail below with reference to embodiment, but cannot They are interpreted as limiting the scope of the present invention.
Embodiment 1
It detects after each feedstock specifications meet regulation, by mixing is stirred according to the formula in table 1, obtains regenerating time light concrete.It will The light concrete of regeneration time is used to prepare the solid concrete brick that specification is 240*115*53mm.
Specific step is as follows: by the light concrete placings of regeneration time into mold, after the completion of pouring, condensation demoulds after 1~2 day, will Product after demoulding is put into standard curing room, under conditions of 20 ± 2 DEG C of temperature, 95% or more relative humidity, conserves 28 days, obtains To solid concrete brick.
The benchmark formula of 1 solid concrete brick of table
In table 1, additive is polycarboxylate water-reducer, and the solid content of additive is 26%, water-reducing rate 24%;Cement type For P.O42.5.
In table 1, the composition that recycled aggregate used in corresponding benchmark formula is gently expected with regeneration is shown in Table 2.
2 recycled aggregate of table and the light material of regeneration form
In table 1, the composition of regenerative powder used in corresponding benchmark formula is shown in Table 3.
The composition of 3 regenerative powder of table
Parameter name Regenerative powder Powder activity index (%)
Determine method By weight hybrid process Actual measurement
Benchmark formula 1 Pure useless concrete block 74
Benchmark formula 2 Useless concrete block: useless brick gravel=1:0.8 78
Benchmark formula 3 Useless concrete block: useless brick: useless ceramic tile=1:0.5:0.25 68
Benchmark formula 4 Useless ceramic tile: useless carbon slag=1:0.6 71
Benchmark formula 5 Waste mortar: useless batten=1:0.6 66
Benchmark formula 6 Useless brick: mountain flour=1:0.3 80
Benchmark formula 7 Waste mortar 74
Benchmark formula 8 Useless concrete block: useless brick: useless ceramic tile=1:0.4:0.2 79
By materials for wall application uniform technical specification (GB50574-2010) requirement, each benchmark in table 1 is formulated Solid concrete brick is tested for the property, and test result is shown in Table 4.
The performance of 4 solid concrete brick of table
As shown in Table 4, the dry density for the solid concrete brick for using the light concrete of regeneration time provided by the invention to be prepared for 1368~1499kg/m3, with mechanism clay brick dry density 1900kg/m3It is compared, reduces by 21~28%, averagely reduce by 24%; With concrete dry density 2400kg/m3Compare, reduce by 37.5~43%, averagely reduces by 40%.
Embodiment 2
It detects after each feedstock specifications meet regulation, is stirred mixing according to the formula of table 5, obtains regenerating time light concrete.It will It is 240*115*90mm, the celluar concrete half-blind hole brick that hollow rate is 14% that the light concrete of regeneration time, which is used to prepare specification,.
Specific step is as follows: by the light concrete placings of regeneration time into mold, after the completion of pouring, condensation demoulds after 1~2 day, will Product after demoulding is put into standard curing room, under conditions of 20 ± 2 DEG C of temperature, 95% or more relative humidity, conserves 28 days, obtains To concrete half-blind hole brick.
The benchmark formula of 5 celluar concrete half-blind hole brick of table
In table 5, additive is polycarboxylate water-reducer, and the solid content of additive is 26%, water-reducing rate 24%;Cement type For P.O42.5.
In table 5, recycled aggregate used in benchmark formula 9~16 corresponds to used in benchmark formula 1~8 again with the composition that regeneration is gently expected The composition that raw aggregate and regeneration are gently expected, the i.e. corresponding benchmark formula 1 of benchmark formula 9, the corresponding benchmark formula 2 of benchmark formula 10, successively Analogize.
In table 5, the group of regenerative powder used in the corresponding benchmark formula 1~8 of the composition of regenerative powder used in benchmark formula 9~16 At, i.e., the corresponding benchmark formula 1 of benchmark formula 9, benchmark formula 10 correspond to benchmark formula 2, and so on.
By materials for wall application uniform technical specification (GB50574-2010) requirement, each benchmark in table 5 is formulated Concrete half-blind hole brick is tested for the property, and test result is shown in Table 6.
The performance of 6 celluar concrete half-blind hole brick of table
As shown in Table 6, the celluar concrete half-blind hole brick being prepared using the light concrete of regeneration time provided by the invention is done Bulk density is 1204~1316kg/m3, with mechanism clay brick dry density 1900kg/m3It is compared, averagely reduces by 33.5%;With concrete Dry density 2400kg/m3Compare, averagely reduces by 47.4%.
Embodiment 3
It detects after each feedstock specifications meet regulation, is stirred mixing according to the formula of table 7, obtains regenerating time light concrete.It will It is 390*190*190mm, the concrete small size hollow building block that hollow rate is 36% that the light concrete of regeneration time, which is used to prepare specification,.
Specific step is as follows: by the light concrete placings of regeneration time into mold, after the completion of pouring, condensation demoulds after 1~2 day, will Product after demoulding is put into standard curing room, under conditions of 20 ± 2 DEG C of temperature, 95% or more relative humidity, conserves 28 days, obtains To concrete small size hollow building block.
The benchmark formula of 7 concrete small size hollow building block of table
In table 7, additive is polycarboxylate water-reducer, and the solid content of additive is 26%, water-reducing rate 24%;Cement type For P.O42.5.
In table 7, the composition that recycled aggregate used and regeneration are gently expected in corresponding benchmark formula 17~28 is shown in Table 8.
The composition that recycled aggregate and regeneration are gently expected in 8 benchmark formula 17~28 of table
In table 7, the composition of regenerative powder used is shown in Table 9 in corresponding benchmark formula 17~28.
The composition of regenerative powder used in 9 benchmark of table formula 17~28
Parameter name Regenerative powder Powder activity index (%)
Determine method By weight hybrid process Actual measurement
Benchmark formula 17 Useless concrete block 74
Benchmark formula 18 Useless concrete block: useless brick gravel=1:0.8 78
Benchmark formula 19 Useless concrete block: useless brick: useless ceramic tile=1:0.5:0.25 68
Benchmark formula 20 Useless ceramic tile: useless carbon slag=1:0.6 71
Benchmark formula 21 Waste mortar: useless batten=1:0.6 66
Benchmark formula 22 Useless brick: mountain flour=1:0.3 80
Benchmark formula 23 Waste mortar 74
Benchmark formula 24 Useless concrete block: useless brick: useless ceramic tile=1:0.4:0.2 79
Benchmark formula 25 Useless concrete: useless batten=1:0.5 72
Benchmark formula 26 Useless brick: mountain flour=1:0.4 77
Benchmark formula 27 Useless batten 69
Benchmark formula 28 Useless brick: useless ceramic tile=1:0.4 65
By materials for wall application uniform technical specification (GB50574-2010) requirement, each benchmark in table 7 is formulated Concrete small size hollow building block is tested for the property, and test result is shown in Table 10.
The performance of 10 concrete small size hollow building block of table
As shown in Table 10, the concrete small size hollow building block being prepared using the light concrete of regeneration time provided by the invention is done Bulk density is 919~1062kg/m3, with mechanism clay brick dry density 1900kg/m3It is compared, averagely reduces by 48.2%;It is dry with concrete Bulk density 2400kg/m3Compare, averagely reduces by 59%.
As seen from the above embodiment, the present invention provides a kind of light concrete of regeneration time and its application, regeneration of the invention time are light Concrete largely uses the light material of regenerative powder, regeneration and recycled aggregate, can make full use of regenerated resources, and regeneration of the invention time is light Concrete is used to prepare the concrete block of masonry structure, and the concrete block of obtained masonry structure is had excellent performance, and can satisfy the existing phase of country Specification is closed to the properties and index request of masonry structure concrete block.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (10)

1. a kind of regenerate time light concrete, which is characterized in that prepare raw material including following parts by weight:
2. according to claim 1 regenerate time light concrete, which is characterized in that the raw material further includes 0.1~30 part of auxiliary material.
3. according to claim 1 regenerate time light concrete, which is characterized in that the auxiliary material includes silicon powder, impervious agent, fire prevention One of powder, swelling agent and polypropylene fibre are a variety of.
4. according to claim 1 regenerate time light concrete, which is characterized in that the regenerative powder and recycled aggregate independently by Building class solid inorganic rubbish and/or industrial class solid inorganic waste are prepared;The Building class solid inorganic rubbish includes Useless brick, waste light batten, useless ceramic tile, useless watt, one of waste concrete block, waste mortar, mountain flour and sandstone waste material or a variety of, institute It states industrial class solid inorganic rubbish and preferably includes one of metallurgical slag, debris, fuel waste residue and chemical sludge or more Kind.
5. according to claim 1 or 4 regenerate time light concrete, which is characterized in that the partial size of the regenerative powder is less than 0.15mm。
6. according to claim 1 or 4 regenerate time light concrete, which is characterized in that the partial size of the recycled aggregate is 0.15~ 5mm。
7. according to claim 1 regenerate time light concrete, which is characterized in that the light material of regeneration is prepared by lightweight waste It arrives, the lightweight waste includes one of TRADE REFUSE, agricultural waste and forestry rubbish or a variety of, the TRADE REFUSE packet Include polyester plate, plastic mattress, waste water slag product, useless perlite products, useless tangerine bar product, useless Pottery product, foam block and disposable One of lunch box is a variety of, and the agricultural waste includes stalk, straw, the pure stalk kind product that gives up, corncob and shell class siccative One of or it is a variety of, forestry rubbish includes one of root, stem, leaf, sawdust and shell of plant or a variety of.
8. according to claim 1 or claim 7 regenerate time light concrete, which is characterized in that it is described regenerate the partial size gently expected 5mm with Under.
9. the light concrete of any one of claim 1~8 regeneration time is in the concrete block for preparing masonry structure or as masonry structure Application in mortar.
10. application according to claim 9, which is characterized in that the concrete block of the masonry structure includes that concrete is solid Brick, celluar concrete half-blind hole brick and concrete small size hollow building block.
CN201910463950.0A 2019-05-30 2019-05-30 A kind of regeneration time gently concrete and its application Pending CN110028294A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910463950.0A CN110028294A (en) 2019-05-30 2019-05-30 A kind of regeneration time gently concrete and its application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910463950.0A CN110028294A (en) 2019-05-30 2019-05-30 A kind of regeneration time gently concrete and its application

Publications (1)

Publication Number Publication Date
CN110028294A true CN110028294A (en) 2019-07-19

Family

ID=67243628

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910463950.0A Pending CN110028294A (en) 2019-05-30 2019-05-30 A kind of regeneration time gently concrete and its application

Country Status (1)

Country Link
CN (1) CN110028294A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110577376A (en) * 2019-10-15 2019-12-17 四川功予名图文设计有限公司 Concrete internal curing agent, preparation method thereof and concrete internal curing method
CN110922143A (en) * 2019-12-20 2020-03-27 青岛农业大学 Biomass aggregate recycled concrete and preparation method thereof
CN111517701A (en) * 2020-04-22 2020-08-11 四川功予名图文设计有限公司 Method for preparing regenerated light concrete by utilizing waste and utilization and application
CN111517716A (en) * 2020-04-22 2020-08-11 四川功予名图文设计有限公司 Preparation method and application of regenerated water-permeable concrete pavement brick or slab

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3998227B2 (en) * 1999-06-02 2007-10-24 電気化学工業株式会社 Quick setting sprayed cement concrete and spraying method using the same
CN101508552A (en) * 2009-03-26 2009-08-19 绵阳市西蜀新型建材有限公司 Construction castoff composite silicate thermal insulation hollow block and method of producing the same
CN103121819A (en) * 2013-03-05 2013-05-29 北京新奥混凝土集团有限公司 C30 self-compacting concrete prepared from recycled aggregate and preparation method thereof
CN104478361A (en) * 2014-12-24 2015-04-01 扬州大学 Permeable recycled aggregate and ceramsite concrete doped with industrial and agricultural solid waste and preparation
CN106186958A (en) * 2016-07-21 2016-12-07 武汉源锦商品混凝土有限公司 A kind of regenerative micro powder lightweight aggregate high-strength concrete and preparation method thereof
CN106866068A (en) * 2017-01-21 2017-06-20 浙江益森科技股份有限公司 A kind of assembled architecture containing building waste compound PC Mortar Plates of high-strength light
CN107298557A (en) * 2017-06-07 2017-10-27 重庆聚融建设(集团)股份有限公司 The concrete production method of building waste and waste water
CN108249831A (en) * 2018-01-30 2018-07-06 黄志鹏 A kind of method that environment friendly pervious brick is manufactured with building, cardboard, plastic refuse
CN109020318A (en) * 2018-08-17 2018-12-18 北京建工资源循环利用投资有限公司 Utilize the unburned solid brick and preparation method thereof of building waste redundancy soil
CN109437796A (en) * 2018-12-04 2019-03-08 廊坊荣盛混凝土有限公司 Discarded regenerative micro powder concrete preparation and application

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3998227B2 (en) * 1999-06-02 2007-10-24 電気化学工業株式会社 Quick setting sprayed cement concrete and spraying method using the same
CN101508552A (en) * 2009-03-26 2009-08-19 绵阳市西蜀新型建材有限公司 Construction castoff composite silicate thermal insulation hollow block and method of producing the same
CN103121819A (en) * 2013-03-05 2013-05-29 北京新奥混凝土集团有限公司 C30 self-compacting concrete prepared from recycled aggregate and preparation method thereof
CN104478361A (en) * 2014-12-24 2015-04-01 扬州大学 Permeable recycled aggregate and ceramsite concrete doped with industrial and agricultural solid waste and preparation
CN106186958A (en) * 2016-07-21 2016-12-07 武汉源锦商品混凝土有限公司 A kind of regenerative micro powder lightweight aggregate high-strength concrete and preparation method thereof
CN106866068A (en) * 2017-01-21 2017-06-20 浙江益森科技股份有限公司 A kind of assembled architecture containing building waste compound PC Mortar Plates of high-strength light
CN107298557A (en) * 2017-06-07 2017-10-27 重庆聚融建设(集团)股份有限公司 The concrete production method of building waste and waste water
CN108249831A (en) * 2018-01-30 2018-07-06 黄志鹏 A kind of method that environment friendly pervious brick is manufactured with building, cardboard, plastic refuse
CN109020318A (en) * 2018-08-17 2018-12-18 北京建工资源循环利用投资有限公司 Utilize the unburned solid brick and preparation method thereof of building waste redundancy soil
CN109437796A (en) * 2018-12-04 2019-03-08 廊坊荣盛混凝土有限公司 Discarded regenerative micro powder concrete preparation and application

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110577376A (en) * 2019-10-15 2019-12-17 四川功予名图文设计有限公司 Concrete internal curing agent, preparation method thereof and concrete internal curing method
CN110922143A (en) * 2019-12-20 2020-03-27 青岛农业大学 Biomass aggregate recycled concrete and preparation method thereof
CN111517701A (en) * 2020-04-22 2020-08-11 四川功予名图文设计有限公司 Method for preparing regenerated light concrete by utilizing waste and utilization and application
CN111517716A (en) * 2020-04-22 2020-08-11 四川功予名图文设计有限公司 Preparation method and application of regenerated water-permeable concrete pavement brick or slab

Similar Documents

Publication Publication Date Title
CN110028294A (en) A kind of regeneration time gently concrete and its application
CN108129122A (en) A kind of preparation method of phosphorus paring stone cream base lightweight gravity flowing levelling mortar
CN100465125C (en) Method of preparing thermal insulating mortar from solid waste
CN102229487B (en) Baking-free insulating brick and production method thereof
CN105110758B (en) The compound method for preparing building thermal insulation material of a kind of utilization maize straw and magnesia oxychloride cement
CN105541223B (en) A kind of PHC tubular pile concretes and preparation method thereof
CN106904922A (en) A kind of preparation method of ardealite base exterior wall internal insulation anticracking grout
CN102010173B (en) Method for preparing heat insulation anti-cracking raw soil bricks
CN102515681B (en) Method for producing aerated building block with phosphogypsum as main raw material
CN110078450A (en) A kind of light Concrete mix design method of the regeneration for masonry structure brick material time
Subramaniam et al. Wood ash as an effective raw material for concrete blocks
CN108558351A (en) A kind of low alkali plant-growing concrete building block and preparation method thereof for making aggregate with artificial carbonization slag bead
CN102887692A (en) Method for preparing concrete by using high-mountain flour content granite chips
CN109721297A (en) A kind of baking-free ceramicite and preparation method thereof containing sludge and building waste
Oyebisi et al. Effect of corncob ash blended cement on the properties of lateritic interlocking blocks
CN101591161B (en) Baking-free building block produced by utilizing nonmetallic waste slag and preparation method
CN108264308A (en) It is a kind of heat-insulated non-burning brick and preparation method thereof
CN111732375A (en) Micro-powder foam light soil and preparation method thereof
CN104926237A (en) Low-gelatinization material fiber self-compacting concrete and manufacturing method thereof
CN102267806B (en) Rubber granules water-resistance thermal-insulation mortar and preparation method thereof
CN106242418B (en) A kind of permeable dry powder and mortar of high-strength light and preparation method thereof
Ogunbode et al. Turning waste to wealth: Potential of laterized concrete using cassava peels ash (CPA) blended cement
El-Sayed et al. Influence of rice, wheat straw ash & rice husk ash on the properties of concrete mixes
CN110845188A (en) Sand-free macroporous concrete and preparation method thereof
CN1454861A (en) Masonry finishing mortar

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination