CN107032744A - A kind of building block and preparation method thereof - Google Patents
A kind of building block and preparation method thereof Download PDFInfo
- Publication number
- CN107032744A CN107032744A CN201710292622.XA CN201710292622A CN107032744A CN 107032744 A CN107032744 A CN 107032744A CN 201710292622 A CN201710292622 A CN 201710292622A CN 107032744 A CN107032744 A CN 107032744A
- Authority
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- China
- Prior art keywords
- parts
- building block
- waste
- building
- mine tailing
- 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.)
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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
- C04B30/00—Compositions for artificial stone, not containing binders
- C04B30/02—Compositions for artificial stone, not containing binders containing fibrous materials
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
- C04B2111/285—Intumescent materials
-
- 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
- C04B2111/40—Porous or lightweight materials
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of building block and preparation method thereof.It is made up of the raw material of following parts by weight：50 80 parts of flyash, 150 450 parts of building waste, 15 28 parts of mine tailing, 58 parts of alkali-activator, 15 parts of foaming agent, 13 parts of string, 25 50 parts of water.The building block of the present invention, the raw material for preparing building block, cheap, wide material sources are used as using flyash and building waste, the building block of preparation has antidetonation fire-protection rating high, good heat insulating, light weight, and shock resistance is high, toughness is strong, and shrinkage factor is low, and resisting carbonization is strong, the features such as good endurance.
Description
Technical field
The invention belongs to construction material preparing technical field, and in particular to a kind of building block and preparation method thereof.
Background technology
Building block is the artificial bulk built by laying bricks or stones, is a kind of novel wall material, and profile is generally right angle hexahedron, is also had various
Special-shaped building block.In building block series the length of main specifications, width or height have one or more than one respectively more than 365mm,
240mm or 115mm, but segment heights are generally no greater than 6 times of length or width, 3 times of of length no more than height.
With the acceleration of urbanization process, large quantities of old buildings are removed, discarded brick, and armored concrete fragment etc. is built
The social topics for being treated as increasingly meriting attention of building refuse.If but simple landfill, not only influence urban environment, waste soil
Ground resource, can also cause the waste of the huge energy and resource, and preparing new type block using building waste can not only effectively be handled
Rubbish, also complies with the demand for development of current construction material.
Patent 201210412658.4 discloses a kind of building block, including skeleton and core body, the synchronous mould of the skeleton and core body
It is moulded into type；The skeleton includes the following materials for accounting for skeleton total weight percent：Cement 25~45%, light-weight aggregate 25~45%,
Basalt building stones 10~20%, mineral powder 8~15%, string 10~20 and additive 1~2；The core body includes accounting for
The following materials of core body total weight percent：Cement 25~45%, Ultralight particulate material 25~45%, mineral powder 15~25%
With foaming agent 5~15%.The building block is although lightweight, still, and intensity is not high, and material used is more expensive, prepares cost high.
The content of the invention
The present invention is in view of the shortcomings of the prior art, it is proposed that a kind of building block and preparation method thereof.
A kind of building block, is made up of the raw material of following parts by weight：50-80 parts of flyash, building waste 150-450
Part, 15-28 parts of mine tailing, 5-8 parts of alkali-activator, 1-5 parts of foaming agent, 1-3 parts of string, 25-50 parts of water.
The building waste is waste concrete, and give up brick, waste marble, the one or more in dregs.
The mine tailing is iron tailings, copper tailing, aluminium mine tailing, molybdic tailing, the one or more in phosphorus mine tailing.
The alkali-activator is sodium hydroxide, lime, sodium silicate, saltcake, the one or more in soda ash.
The foaming agent is neopelex, cocounut oil acyl diethanol amine, APES, in hydrogen peroxide
One or more.
The string is bark fiber, ramee, hemp, sisal fiber, one kind in abutilon fibre or
More than one.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) building waste is crushed to the mesh of 28 mesh -50, according to parts by weight take 150-450 parts it is standby；
(2) by 50-80 parts of flyash, 150-450 parts of building waste, 15-8 parts of mine tailing, 5-8 parts of alkali-activator, hair
In 1-5 parts of infusion, 1-3 parts of string, 25-50 parts of addition mixers of water, stirring mixing 15-20 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 15-20 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 10-24 hours carry out initial curing, maintenance complete the demoulding after according to
The specification needed is cut；
(5) it is 20-30 DEG C that neat rear temperature of placing is piled up in the building block cut, in relative humidity 85-95% curing kilns
Maintenance 45-85 hours.
Beneficial effects of the present invention：The building block of the present invention, preparation building block is used as using flyash and building waste
Raw material, cheap, wide material sources, the building block of preparation has antidetonation fire-protection rating high, and good heat insulating, light weight resists
Impact is high, and toughness is strong, and shrinkage factor is low, and resisting carbonization is strong, the features such as good endurance.
Embodiment
Below by specific embodiment, the present invention will be further described.
Embodiment 1
A kind of building block, is made up of the raw material of following parts by weight：60 parts of flyash, 300 parts of waste concrete, iron tail
10 parts of ore deposit, 10 parts of copper tailing, 7 parts of sodium hydroxide, 3 parts of neopelex, 2 parts of bark fiber, 40 parts of water.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) waste concrete is crushed to the mesh of 28 mesh -50, according to parts by weight take 300 parts it is standby；
(2) by 60 parts of flyash, 300 parts of waste concrete, 10 parts of iron tailings, 10 parts of copper tailing, 7 parts of sodium hydroxide, 12
In 3 parts of sodium alkyl benzene sulfonate, 2 parts of bark fiber, 40 parts of addition mixers of water, stirring mixing 18 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 18 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 18 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 25 DEG C that neat rear temperature of placing is piled up in the building block cut, and 60 are conserved in the curing kilns of relative humidity 90%
Hour.
Building block rupture strength manufactured in the present embodiment：24MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Embodiment 2
A kind of building block, is made up of the raw material of following parts by weight：80 parts of flyash, give up 450 parts of brick, molybdic tailing 28
Part, 8 parts of lime, 5 parts of cocounut oil acyl diethanol amine, 3 parts of ramee, 50 parts of water.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) useless brick is crushed to the mesh of 28 mesh -50, according to parts by weight take 450 parts it is standby；
(2) by 80 parts of flyash, give up 450 parts of brick, and 28 parts of molybdic tailing, 8 parts of lime, 5 parts of cocounut oil acyl diethanol amine, ramie is fine
In 3 parts of dimension, 50 parts of addition mixers of water, stirring mixing 20 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 20 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 24 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 30 DEG C that neat rear temperature of placing is piled up in the building block cut, and 85 are conserved in the curing kilns of relative humidity 95%
Hour.
Building block rupture strength manufactured in the present embodiment：23MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Embodiment 3
A kind of building block, is made up of the raw material of following parts by weight：50 parts of flyash, 150 parts of waste marble, aluminium tail
15 parts of ore deposit, 5 parts of sodium silicate, 1 part of APES, 1 part of hemp, 25 parts of water.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) waste marble is crushed to the mesh of 28 mesh -50, according to parts by weight take 150 parts it is standby；
(2) by 50 parts of flyash, 150 parts of waste marble, 15 parts of aluminium mine tailing, 5 parts of sodium silicate, APES
1 part, 1 part of hemp, in 25 parts of addition mixers of water, stirring mixing 15 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 15 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 10 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 20 DEG C that neat rear temperature of placing is piled up in the building block cut, and 45 are conserved in the curing kilns of relative humidity 85%
Hour.
Building block rupture strength manufactured in the present embodiment：24MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Embodiment 4
A kind of building block, is made up of the raw material of following parts by weight：55 parts of flyash, 250 parts of dregs, phosphorus mine tailing 18
Part, 6 parts of saltcake, 2 parts of hydrogen peroxide, 3 parts of sisal fiber, 35 parts of water.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) dregs is crushed to the mesh of 28 mesh -50, according to parts by weight take 250 parts it is standby；
(2) by 55 parts of flyash, 250 parts of dregs, 18 parts of phosphorus mine tailing, 6 parts of saltcake, 2 parts of hydrogen peroxide, 3 parts of sisal fiber, water
In 35 parts of addition mixers, stirring mixing 18 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 18 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 16 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 22 DEG C that neat rear temperature of placing is piled up in the building block cut, and 60 are conserved in the curing kilns of relative humidity 87%
Hour.
Building block rupture strength manufactured in the present embodiment：21MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Embodiment 5
A kind of building block, is made up of the raw material of following parts by weight：60 parts of flyash, 300 parts of waste concrete, iron tail
10 parts of ore deposit, 10 parts of copper tailing, piece 10 parts of stone flour of fiber crops, 7 parts of sodium hydroxide, 3 parts of neopelex, 2 parts of bark fiber, water
40 parts.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) waste concrete is crushed to the mesh of 28 mesh -50, according to parts by weight take 300 parts it is standby；
(2) by 60 parts of flyash, 300 parts of waste concrete, piece 10 parts of stone flour of fiber crops, 10 parts of iron tailings, 10 parts of copper tailing, hydrogen-oxygen
Change in 7 parts of sodium, 3 parts of neopelex, 2 parts of bark fiber, 40 parts of addition mixers of water, stirring mixing 18 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 18 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 18 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 25 DEG C that neat rear temperature of placing is piled up in the building block cut, and 60 are conserved in the curing kilns of relative humidity 90%
Hour.
Building block rupture strength manufactured in the present embodiment：29MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Embodiment 6
A kind of building block, is made up of the raw material of following parts by weight：80 parts of flyash, give up 450 parts of brick, molybdic tailing 28
Part, 8 parts of lime, 5 parts of cocounut oil acyl diethanol amine, 3 parts of red bauxite, 3 parts of ramee, 50 parts of water.
The preparation method of above-mentioned building block, is carried out in accordance with the following steps：
(1) useless brick is crushed to the mesh of 28 mesh -50, according to parts by weight take 450 parts it is standby；
(2) by 80 parts of flyash, give up 450 parts of brick, 28 parts of molybdic tailing, 3 parts of red bauxite, 8 parts of lime, cocounut oil acyl diethanol amine
5 parts, 3 parts of ramee, in 50 parts of addition mixers of water, stirring mixing 20 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 20 minutes；
(4) stood under field conditions (factors) after the completion of injection molding 24 hours carry out initial curing, maintenance complete the demoulding after according to need
The specification wanted is cut；
(5) it is 30 DEG C that neat rear temperature of placing is piled up in the building block cut, and 85 are conserved in the curing kilns of relative humidity 95%
Hour.
Building block rupture strength manufactured in the present embodiment：32MPa；Shock resistance：≥10KJ/m2；Weather resistance is excellent, prevents
Fire is fire-retardant.
Claims (7)
1. a kind of building block, it is characterised in that be made up of the raw material of following parts by weight：50-80 parts of flyash, builds rubbish
150-450 parts of rubbish, 15-28 parts of mine tailing, 5-8 parts of alkali-activator, 1-5 parts of foaming agent, 1-3 parts of string, water 25-50
Part.
2. a kind of building block according to claim 1, it is characterised in that the building waste is waste concrete, give up brick,
One or more in waste marble, dregs.
3. a kind of building block according to claim 1, it is characterised in that the mine tailing is iron tailings, copper tailing, aluminium
One or more in mine tailing, molybdic tailing, phosphorus mine tailing.
4. a kind of building block according to claim 1, it is characterised in that the alkali-activator is sodium hydroxide, stone
One or more in ash, sodium silicate, saltcake, soda ash.
5. a kind of building block according to claim 1, it is characterised in that the foaming agent is DBSA
One or more in sodium, cocounut oil acyl diethanol amine, APES, hydrogen peroxide.
6. a kind of building block according to claim 1, it is characterised in that the string is bark fiber, ramie
One or more in fiber, hemp, sisal fiber, abutilon fibre.
7. the preparation method of building block described in claim 1, it is characterised in that carry out in accordance with the following steps：
(1) building waste is crushed to the mesh of 28 mesh -50, according to parts by weight take 150-450 parts it is standby；
(2) by 50-80 parts of flyash, 150-450 parts of building waste, 15-8 parts of mine tailing, 5-8 parts of alkali-activator, foaming agent
1-5 parts, 1-3 parts of string, in 25-50 parts of addition mixers of water, stirring mixing 15-20 minutes；
(3) foamed in the slurry injection mould that stirring is mixed, foaming process is 15-20 minutes；
(4) 10-24 hours are stood after the completion of injection molding under field conditions (factors) and carries out initial curing, maintenance is completed after the demoulding as required
Specification cut；
(5) it is 20-30 DEG C that neat rear temperature of placing is piled up in the building block cut, and is conserved in relative humidity 85-95% curing kilns
45-85 hours.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710292622.XA CN107032744A (en) | 2017-04-28 | 2017-04-28 | A kind of building block and preparation method thereof |
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| CN201710292622.XA CN107032744A (en) | 2017-04-28 | 2017-04-28 | A kind of building block and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704717A (en) * | 2018-12-29 | 2019-05-03 | 海南鑫申绿色建筑科技有限公司 | A kind of Green environmental-protection building plate and preparation method thereof |
| CN111393082A (en) * | 2020-03-24 | 2020-07-10 | 深圳职业技术学院 | Muck curing agent |
| CN112010608A (en) * | 2020-09-16 | 2020-12-01 | 福州大学 | Manufacturing method of green high-ductility fiber concrete hollow building block |
| CN112279667A (en) * | 2020-11-11 | 2021-01-29 | 姜毅 | Foamed concrete block and production method thereof |
| CN113024183A (en) * | 2020-09-23 | 2021-06-25 | 西安建筑科技大学 | High-tenacity high-cohesiveness C110-strength high-strength fiber concrete and preparation method thereof |
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| CN201834862U (en) * | 2010-09-13 | 2011-05-18 | 黄正武 | High-strength building block foamed and shaped by utilizing tailings sand, pulverized fuel ash, building rubbish and the like |
| CN106242415A (en) * | 2016-08-10 | 2016-12-21 | 卓达新材料科技集团威海股份有限公司 | A kind of fly ash building rubbish is non-burning brick and preparation method thereof |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201834862U (en) * | 2010-09-13 | 2011-05-18 | 黄正武 | High-strength building block foamed and shaped by utilizing tailings sand, pulverized fuel ash, building rubbish and the like |
| CN106242415A (en) * | 2016-08-10 | 2016-12-21 | 卓达新材料科技集团威海股份有限公司 | A kind of fly ash building rubbish is non-burning brick and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704717A (en) * | 2018-12-29 | 2019-05-03 | 海南鑫申绿色建筑科技有限公司 | A kind of Green environmental-protection building plate and preparation method thereof |
| CN111393082A (en) * | 2020-03-24 | 2020-07-10 | 深圳职业技术学院 | Muck curing agent |
| CN112010608A (en) * | 2020-09-16 | 2020-12-01 | 福州大学 | Manufacturing method of green high-ductility fiber concrete hollow building block |
| CN113024183A (en) * | 2020-09-23 | 2021-06-25 | 西安建筑科技大学 | High-tenacity high-cohesiveness C110-strength high-strength fiber concrete and preparation method thereof |
| CN112279667A (en) * | 2020-11-11 | 2021-01-29 | 姜毅 | Foamed concrete block and production method thereof |
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Application publication date: 20170811 |