CN109265119A - One kind is built a wall with non-burning brick and its preparation process - Google Patents
One kind is built a wall with non-burning brick and its preparation process Download PDFInfo
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- CN109265119A CN109265119A CN201811074199.7A CN201811074199A CN109265119A CN 109265119 A CN109265119 A CN 109265119A CN 201811074199 A CN201811074199 A CN 201811074199A CN 109265119 A CN109265119 A CN 109265119A
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- clinker
- building waste
- burning brick
- wall
- fine grained
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—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 calcium sulfate 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
-
- 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
- C04B2111/29—Frost-thaw resistance
-
- 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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- 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)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses one kind to build a wall with non-burning brick and its preparation process, includes the following steps: to prepare building waste and clinker；Remove impurity；Coarse crushing obtains building waste coarse granule and clinker coarse granule；Remove the metal object in building waste coarse granule and clinker coarse granule；It is finely divided, obtain building waste fine grained and clinker fine grained；By building waste fine grained and clinker fine grained and cementitious material three by weight configuration；Just stirring；Secondary agitation；Compression moulding obtains adobe；It checks adobe, obtains adobe qualified product；Adobe qualified product is transported to fog room maintenance；Service check obtains non-burning brick qualified product.The present invention is high for non-burning brick water absorption rate made from existing unburned process for producing bricks, compactness is low, compressive resistance is low, frost resistance is poor, the problems such as service life is short improves, and the present invention has many advantages, such as that the non-burning brick water absorption rate of preparation is low, compactness is high, compressive resistance is high, frost resistance is strong, long service life.
Description
Technical field
The present invention relates to novel building building materials technology fields more particularly to one kind to build a wall with non-burning brick and its preparation process.
Background technique
It is non-burning brick to refer to using solid waste such as flyash, cinder, building waste, clinkers as primary raw material, without
High-temperature calcination and a kind of novel wall material manufactured.Non-burning brick is made by raw materials such as cinder, building waste, clinkers
The mixing compression moulding that addition cementitious material and some chemical additives are mixed after crushing.Non-burning brick energy conservation and environmental protection,
Material source is extensive, has good development prospect.The ratio of water used in existing unburned process for producing bricks and cementitious material
Example require it is not stringent, the ratio of water and cementitious material it is excessive or it is too small can all cause non-burning brick compactness to reduce, water absorption rate liter
Height, to reduce non-burning brick compression strength and service life；Various raw materials are the same as gelling in existing unburned process for producing bricks
The mixing of material will appear non-uniform phenomenon, also reduce non-burning brick compactness and anti-pressure ability；Existing non-burning brick system
It does not endure strict scrutiny to the adobe of compression moulding in standby technique and just sends to fog room maintenance, there are notches, curved for some adobes
The phenomenon that bent and crackle, becomes defective products after these adobes maintenance, reduces non-burning brick yields；It is existing non-burning brick feeding
Stringent control is not carried out to the temperature and humidity of fog room during shield, the finished bricks after causing maintenance are cracked, fall
Phenomena such as angle, bending, reduce the yields of non-burning brick finished product；Non-burning brick frost resistance made of existing unburned process for producing bricks
Difference.Against the above technical problems, the invention discloses one kind to build a wall with non-burning brick and its preparation process, and the present invention has preparation
The advantages that non-burning brick water absorption rate is low, compactness is high, compressive resistance is high, frost resistance is strong, long service life, high yields.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind to build a wall with non-burning brick and its preparation work
Skill, low to solve the non-burning brick water absorption rate height of unburned process for producing bricks preparation, compactness in the prior art, compressive resistance is low, resists
The technical problems such as jelly property is poor, and service life is short, and yields is low, non-burning brick water absorption rate of the present invention with preparation is low, compactness is high,
The advantages that compressive resistance is high, frost resistance is strong, long service life, high yields.
The invention is realized by the following technical scheme: building a wall the invention discloses a kind of with non-burning brick preparation process, packet
Include following preparation step:
Step a: prepare building waste and clinker；
Step b: the impurity in sorting removal building waste and clinker；
Step c: coarse crushing is carried out to the clinker after the building waste and removal impurity after removal impurity respectively, is built
Rubbish coarse granule and clinker coarse granule, building waste coarse granule and the coarse grained partial size of clinker are 6~9mm；
Step d: the metal object in building waste coarse granule and clinker coarse granule is removed respectively using magnetic separator；
Step e: respectively to removal metal object after building waste coarse granule and removal metal object after clinker coarse granule into
Row is finely divided, obtains building waste fine grained and clinker fine grained, building waste fine grained and the fine grain partial size of clinker are
0.5~3.0mm；
Step f: building waste fine grained and clinker fine grained and cementitious material three are pressed into 67~73:14~24:9~13
Weight ratio configured, obtain ingredient；
Step g: ingredient being sent into blender and just stirs 20~35min with the speed of 90r/min, and it is mixed to obtain just stirring
Material；
Step h: secondary agitation is carried out after adding water and additive in first stir mixing, obtains secondary agitation mixing；
Step i: being sent to brick machine by conveyer belt for secondary agitation mixing and suppress, and obtains adobe；
Step j: checking adobe, obtains adobe qualified product, and the surface of adobe qualified product is complete, smooth and do not have crackle；
Step k: adobe qualified product is transported to fog room and is conserved 28~36 days, non-burning brick finished product is obtained；
Step l: testing to the water absorption rate of non-burning brick finished product, compactness, strength grade and frost resistance, obtains non-burning brick
Qualified product.
Further, in order to guarantee building waste fine grained and the fine grain partial size of clinker in the range of 0.5~3.0mm
It is interior, it further include screening in step e；By building waste coarse granule and clinker coarse granule carry out it is finely divided after be respectively fed to reciprocating sieve
It selects in machine and screens, the aperture of vibration screening machine sieve is 3.0mm, and screening obtains oversize and screenings, and screenings carries out secondary
The aperture of screening, the sieve of postsearch screening is 0.5mm, and postsearch screening obtains building waste thin that partial size is 0.5~3.0mm
Grain and clinker fine grained；The partial size of oversize is all larger than 3.0mm, oversize is repeated step e operation, until partial size is
0.5~3.0mmmm.If building waste fine grained and the fine grain partial size of clinker are excessive, when secondary agitation, the biggish particle of partial size
It can sink, cause in secondary agitation mixing, distribution of particles is uneven, to influence non-burning brick compactness, reduces non-burning brick
Compressive resistance, if building waste fine grained and the fine grain partial size of clinker are too small, building waste fine grained and clinker are fine grain
Specific surface area just will increase, in order to guarantee cementitious material package fine grain to building waste fine grained and clinker completely, gelling
The usage amount of material just will increase, and increase production cost, if not increasing the dosage of cementitious material, cementitious material is to building waste
Fine grained and the fine grain package of clinker are insufficient, equally reduce non-burning brick compressive resistance.
Further, in order to enable building waste fine grained and clinker fine grained to be freezing together, in step f, gelling
Material is cement, and cement can become firm Shi Zhuanti under physics and chemical action from slurry, and can be thin by building waste
Particle and firm cemented together of clinker fine grained, wherein in order to reduce the hydration rate of cement, when extending the condensation of cement
Between, the durability of cement is improved, the viscosity of secondary agitation mixing is increased, cementitious material is cement or cement and gypsum, ripe stone
Grey one of the two or both is compound, and the additive in step h includes retarder and thickener.
Further, in order to be uniformly mixed secondary agitation mixing, non-burning brick compactness is improved, be gelled material in step f
Water weight ratio between the two in material and step h is 1:0.42~0.55, the ratio between water and cementitious material it is excessive or
The too small compactness and durability that can all influence secondary agitation mixing, and then influence non-burning brick compressive resistance, water and gelling
The weight ratio of material is too small, and the workability of secondary agitation mixing is poor, is unfavorable for non-burning brick compression moulding, water and cementitious material
Weight ratio it is excessive, the intensity of secondary agitation mixing is low, and water and cementitious material hydration reaction occurs after have residue, it is remaining
Water can make preparation there are micropores for non-burning brick inside, thereby reduce non-burning brick compressive resistance.
Further, in order to guarantee the specific gravity of cementitious material, guarantee that cementitious material can be by building waste fine grained and furnace
Firm cemented together of slag fine grained, the weight ratio of both cementitious materials in additive and step f in step h is 3~
5:100。
Further, in order to improve non-burning brick anti-freezing property, in step h, additive further includes antifreeze and air entraining agent,
The freezing point of mixing can be effectively reduced in antifreeze, prevent the moisture in mixing at low temperature from freezing, can dramatically increase non-burning brick
Freezing tolerance, air entraining agent can introduce a large amount of equally distributed micro-bubbles in mixing, due to the scalability of bubble, thus
The bulbs of pressure for freezing and generating can be alleviated.
Further, in order to enable secondary agitation mixing adequately to mix, the compactness of increase secondary agitation mixing, into
And non-burning brick compactness and compressive resistance are improved, in step h, the speed of secondary agitation is 110~130r/min, secondary agitation
Time be 2~3h；In step i, the pressing pressure of brick machine is 35~45MPa, and brick machine is under the pressure of 35~45MPa
Keep 5~10s of compacting.
Further, non-burning brick in order to prevent to occur phenomena such as scaling, arrisdefect, cracking during maintenance, raising is exempted from
The yields baked bricks, in step k, the temperature of fog room maintains 21 DEG C~24 DEG C, and the humidity of fog room maintains 50%~
70%.
Specifically, the invention also discloses one kind to build a wall with non-burning brick, this is built a wall with non-burning brick using above-mentioned use of building a wall
Non-burning brick preparation process is made.
The invention has the following advantages: 1) preparation process provided by the invention is by by building waste and the equal powder of clinker
It is broken to the fine grained that partial size is 0.5~3.0mm, then building waste fine grained, clinker fine grained, cementitious material are sent into blender
To add again after the speed of 90r/min just 20~35min of stirring, water and additive are secondary under the speed of 110~130r/min to be stirred
2~3h is mixed, these ingredients are uniformly mixed, then secondary agitation mixing is pushed on brick machine by the pressure of 35~45MPa
5~10s is made, non-burning brick compactness is improved, to improve non-burning brick structural strength and compressive resistance, and then increases
Non-burning brick service life；2) water and cementitious material used in preparation process provided by the invention use stringent ratio, can
To increase non-burning brick compactness；3) additive used in preparation process provided by the invention includes antifreeze and air entraining agent,
Enhance non-burning brick freezing tolerance；4) in preparation process provided by the invention, before maintenance is sent in the adobe of compression moulding,
Adobe is gone through, strict control conserves indoor temperature and humidity, improves the qualification rate of non-burning brick finished product；5) originally
It invents in the preparation process provided, ratio is flexible between building waste fine grained, clinker fine grained and cementitious material three, can give birth to
The different brick of various structures intensity is produced to apply in different fields.
Detailed description of the invention
Fig. 1 is to build a wall in embodiment 1 with non-burning brick preparation technology flow chart；
Fig. 2 is to build a wall in embodiment 2 with non-burning brick preparation technology flow chart.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1
Embodiment 1 disclose it is a kind of build a wall with non-burning brick preparation process, as shown in Figure 1, including following preparation step:
Step 101: preparing building waste and clinker；
Step 102: sorting removal impurity, sorting remove the impurity in building waste and clinker；
Step 103: coarse crushing carries out coarse powder to the clinker after the building waste and removal impurity after removal impurity respectively
It is broken, building waste coarse granule and clinker coarse granule are obtained, building waste coarse granule and the coarse grained partial size of clinker are 6~9mm；
Step 104: removal metal object removes the gold in building waste coarse granule and clinker coarse granule using magnetic separator respectively
Belong to object；
Step 105: it is finely divided, respectively to the building waste coarse granule after removal metal object and the clinker after removal metal object
Coarse granule carries out finely divided；
Step 106: screening, will be finely divided after building waste coarse granule and it is finely divided after clinker coarse granule be respectively fed to
Vibration screening machine is screened, and obtains oversize and screenings, the aperture of vibration screening machine sieve is 3.0mm, and screenings passes through
The sieve progress postsearch screening that aperture is 0.5mm obtains the building waste fine grained that partial size is 0.5~3.0mm and thin, clinker
Grain；The partial size of oversize be greater than 3.0mm, oversize is repeated it is finely divided, until partial size is 0.5~3.0mm；
Step 107: building waste fine grained and clinker fine grained and cementitious material three are pressed the weight of 67:24:9 by ingredient
Amount ratio is configured, and obtains ingredient, cementitious material is cement；
Step 108: ingredient is sent into blender and just stirs 20min with the speed of 90r/min by just stirring, obtains and just stirs
Mix mixing；
Step 109: secondary agitation adds in first stir mixing and carries out two with the speed of 110r/min after water and additive
The weight ratio of secondary stirring 2h, acquisition secondary agitation mixing, additive and cementitious material is 3:100, the weight of water and cementitious material
Than for 0.42:1, wherein additive includes antifreeze, air entraining agent, retarder and thickener；
Step 110: secondary agitation mixing is sent to brick machine by conveyer belt and is pressed by compacting, obtains brick
Base, wherein the pressing pressure of brick machine is 35MPa, and brick machine keeps compacting 5s under the pressure of 35MPa；
Step 111: checking adobe, obtain adobe qualified product, will check that underproof adobe is sent into step 109 and stir again
It mixes；
Step 112: adobe qualified product being transported to fog room and is conserved 28 days, obtains non-burning brick finished product, wherein fog room
Temperature maintains 21 DEG C, and the humidity of fog room maintains 50%；
Step 113: testing, obtain unburned to the water absorption rate of non-burning brick finished product, compactness, strength grade and frost resistance
Brick qualified product.
Specifically, the invention also discloses one kind to build a wall with non-burning brick, this is built a wall is built a wall using above-mentioned with exempting from non-burning brick
The preparation process to bake bricks is made.
In the present embodiment, the weight ratio of building waste fine grained and clinker fine grained and cementitious material three are 67:24:9,
Cementitious material is cement, and the time just stirred is 20min, and the speed of secondary agitation is 110r/min, and the time of secondary agitation is
The weight ratio of 2h, additive and cementitious material is 3:100, and the weight ratio of water and cementitious material is 0.42:1, the compacting of brick machine
Pressure is 35MPa, and brick machine keeps compacting 5s under the pressure of 35MPa, and adobe qualified product conserves 28 days in fog room, is supported
The temperature of shield room maintains 21 DEG C, and the humidity of fog room maintains 50%.
Embodiment 2
Embodiment 2 discloses a kind of build a wall with non-burning brick preparation process, including following preparation step:
Step 101: preparing building waste and clinker；
Step 102: sorting removal impurity, sorting remove the impurity in building waste and clinker；
Step 103: coarse crushing carries out coarse powder to the clinker after the building waste and removal impurity after removal impurity respectively
It is broken, building waste coarse granule and clinker coarse granule are obtained, building waste coarse granule and the coarse grained partial size of clinker are 6~9mm；
Step 104: removal metal object removes the gold in building waste coarse granule and clinker coarse granule using magnetic separator respectively
Belong to object；
Step 105: it is finely divided, respectively to the building waste coarse granule after removal metal object and the clinker after removal metal object
Coarse granule carries out finely divided；
Step 106: screening, will be finely divided after building waste coarse granule and clinker coarse granule be respectively fed to vibration screening machine
It is screened, obtains oversize and screenings, the aperture of vibration screening machine sieve is 3.0mm, and screenings is 0.5mm by aperture
Sieve carry out postsearch screening obtain the building waste fine grained and clinker fine grained that partial size is 0.5~3.0mm, oversize
Partial size is greater than 3.0mm, and oversize is repeated step 105 and is operated, until partial size is 0.5~3.0mm；
Step 107: building waste fine grained and clinker fine grained and cementitious material three are pressed the weight of 69:21:10 by ingredient
Amount ratio is configured, and obtains ingredient, cementitious material for both cement and gypsum compound, wherein both cement and gypsum
Weight ratio is 2~3:1；
Step 108: ingredient is sent into blender and just stirs 26min with the speed of 90r/min by just stirring, obtains and just stirs
Mix mixing；
Step 109: secondary agitation adds in first stir mixing and carries out two with the speed of 115r/min after water and additive
The weight ratio of secondary stirring 2.3h, acquisition secondary agitation mixing, additive and cementitious material is 4:100, the weight of water and cementitious material
Amount is than being 0.46:1, and wherein additive includes antifreeze, air entraining agent, retarder and thickener；
Step 110: secondary agitation mixing is sent to brick machine by conveyer belt and is pressed by compacting, obtains brick
Base, wherein the pressing pressure of brick machine is 35MPa, and brick machine keeps compacting 10s under the pressure of 35MPa；
Step 111: checking adobe, obtain adobe qualified product, will check that underproof adobe is sent into step 109 and stir again
It mixes；
Step 112: adobe qualified product being transported to fog room and is conserved 30 days, obtains non-burning brick finished product, wherein fog room
Temperature maintains 22 DEG C, and the humidity of fog room maintains 55%；
Step 113: testing, obtain unburned to the water absorption rate of non-burning brick finished product, compactness, strength grade and frost resistance
Brick qualified product.
Specifically, the invention also discloses one kind to build a wall with non-burning brick, this is built a wall is built a wall using above-mentioned with exempting from non-burning brick
The preparation process to bake bricks is made.
In the present embodiment, the weight ratio of building waste fine grained and clinker fine grained and cementitious material three are 69:21:
10, as shown in Fig. 2, cementitious material is the compound of cement and gypsum, the time just stirred is 26min, the speed of secondary agitation
For 115r/min, the time of secondary agitation is 2.3h, and the weight ratio of additive and cementitious material is 4:100, water and cementitious material
Weight ratio be 0.46:1, the pressing pressure of brick machine is 35MPa, and brick machine keeps suppressing under the pressure of 35MPa
10s, adobe qualified product conserve 30 days in fog room, and the temperature of fog room maintains 22 DEG C, and the humidity of fog room maintains 55%.
Embodiment 3
Embodiment 3 discloses a kind of build a wall with non-burning brick preparation process, including following preparation step:
Step 101: preparing building waste and clinker；
Step 102: sorting removal impurity, sorting remove the impurity in building waste and clinker；
Step 103: coarse crushing carries out coarse powder to the clinker after the building waste and removal impurity after removal impurity respectively
It is broken, building waste coarse granule and clinker coarse granule are obtained, building waste coarse granule and the coarse grained partial size of clinker are 6~9mm；
Step 104: removal metal object removes the gold in building waste coarse granule and clinker coarse granule using magnetic separator respectively
Belong to object；
Step 105: it is finely divided, respectively to the building waste coarse granule after removal metal object and the clinker after removal metal object
Coarse granule carries out finely divided；
Step 106: screening, will be finely divided after building waste coarse granule and clinker coarse granule be respectively fed to vibration screening machine
It is screened, obtains oversize and screenings, the aperture of vibration screening machine sieve is 3.0mm, and screenings is 0.5mm by aperture
Sieve carry out postsearch screening obtain the building waste fine grained and clinker fine grained that partial size is 0.5~3.0mm, oversize
Partial size is greater than 3.0mm, and oversize is repeated step 105 and is operated, until partial size is 0.5~3.0mm；
Step 107: building waste fine grained and clinker fine grained and cementitious material three are pressed the weight of 71:17:12 by ingredient
Amount ratio is configured, and ingredient is obtained, and cementitious material is the compound of both cement and white lime, wherein cement and white lime two
The weight ratio of person is 2~4:1；
Step 108: ingredient is sent into blender and just stirs 30min with the speed of 90r/min by just stirring, obtains and just stirs
Mix mixing；
Step 109: secondary agitation adds in first stir mixing and carries out two with the speed of 120r/min after water and additive
Secondary stirring 2.6h, obtains secondary agitation mixing, and the weight ratio of additive and cementitious material is 4.5:100, water and cementitious material
Weight ratio is 0.50:1, and wherein additive includes antifreeze, air entraining agent, retarder and thickener；
Step 110: secondary agitation mixing is sent to brick machine by conveyer belt and is pressed by compacting, obtains brick
Base, wherein the pressing pressure of brick machine is 45MPa, and brick machine keeps compacting 5s under the pressure of 45MPa；
Step 111: checking adobe, obtain adobe qualified product, will check that underproof adobe is sent into step 109 and stir again
It mixes；
Step 112: adobe qualified product being transported to fog room and is conserved 33 days, obtains non-burning brick finished product, wherein fog room
Temperature maintains 23 DEG C, and the humidity of fog room maintains 60%；
Step 113: testing, obtain unburned to the water absorption rate of non-burning brick finished product, compactness, strength grade and frost resistance
Brick qualified product.
Specifically, the invention also discloses one kind to build a wall with non-burning brick, this is built a wall is built a wall using above-mentioned with exempting from non-burning brick
The preparation process to bake bricks is made.
In the present embodiment, the weight ratio of building waste fine grained and clinker fine grained and cementitious material three are 71:17:
12, cementitious material is the compound of cement and gypsum, and the time just stirred is 30min, and the speed of secondary agitation is 120r/min,
The time of secondary agitation is 2.6h, and the weight ratio of additive and cementitious material is 4.5:100, and the weight ratio of water and cementitious material is
0.50:1, the pressing pressure of brick machine is 45MPa, and brick machine keeps compacting 5s, adobe qualified product under the pressure of 45MPa
It is conserved 33 days in fog room, the temperature of fog room maintains 23 DEG C, and the humidity of fog room maintains 60%.
Embodiment 4
Embodiment 4 discloses a kind of build a wall with non-burning brick preparation process, including following preparation step:
Step 101: preparing building waste and clinker；
Step 102: sorting removal impurity, sorting remove the impurity in building waste and clinker；
Step 103: coarse crushing carries out coarse powder to the clinker after the building waste and removal impurity after removal impurity respectively
It is broken, building waste coarse granule and clinker coarse granule are obtained, building waste coarse granule and the coarse grained partial size of clinker are 6~9mm；
Step 104: removal metal object removes the gold in building waste coarse granule and clinker coarse granule using magnetic separator respectively
Belong to object；
Step 105: it is finely divided, respectively to the building waste coarse granule after removal metal object and the clinker after removal metal object
Coarse granule carries out finely divided；
Step 106: screening, will be finely divided after building waste coarse granule and clinker coarse granule be respectively fed to vibration screening machine
It is screened, obtains oversize and screenings, the aperture of vibration screening machine sieve is 3.0mm, and screenings is 0.5mm by aperture
Sieve carry out postsearch screening obtain the building waste fine grained and clinker fine grained that partial size is 0.5~3.0mm, oversize
Partial size is greater than 3.0mm, oversize is repeated step e operation, until partial size is 0.5~3.0mm；
Step 107: building waste fine grained and clinker fine grained and cementitious material three are pressed the weight of 73:14:13 by ingredient
Amount ratio is configured, and ingredient is obtained, and cementitious material is the compound of cement, gypsum and white lime three, wherein cement, gypsum
Weight ratio with white lime three is；2~4:2~3:1.
Step 108: ingredient is sent into blender and just stirs 35min with the speed of 90r/min by just stirring, obtains and just stirs
Mix mixing；
Step 109: secondary agitation adds in first stir mixing and carries out two with the speed of 130r/min after water and additive
The weight ratio of secondary stirring 3h, acquisition secondary agitation mixing, additive and cementitious material is 5:100, the weight of water and cementitious material
Than for 0.55:1, wherein additive includes antifreeze, air entraining agent, retarder and thickener；
Step 110: secondary agitation mixing is sent to brick machine by conveyer belt and is pressed by compacting, obtains brick
Base, wherein the pressing pressure of brick machine is 45MPa, and brick machine keeps compacting 10s under the pressure of 45MPa；
Step 111: checking adobe, obtain adobe qualified product, will check that underproof adobe is sent into step 109 and stir again
It mixes；
Step 112: adobe qualified product being transported to fog room and is conserved 36 days, obtains non-burning brick finished product, wherein fog room
Temperature maintains 24 DEG C, and the humidity of fog room maintains 70%；
Step 113: testing, obtain unburned to the water absorption rate of non-burning brick finished product, compactness, strength grade and frost resistance
Brick qualified product.
Specifically, the invention also discloses one kind to build a wall with non-burning brick, this is built a wall is built a wall using above-mentioned with exempting from non-burning brick
The preparation process to bake bricks is made.
In the present embodiment, the weight ratio of building waste fine grained and clinker fine grained and cementitious material three are 73:14:
13, cementitious material is the compound of cement, gypsum and white lime three, and the time just stirred is 35min, the speed of secondary agitation
For 130r/min, the time of secondary agitation is 3h, and the weight ratio of additive and cementitious material is 5:100, water and cementitious material
Weight ratio is 0.55:1, and the pressing pressure of brick machine is 45MPa, and brick machine keeps compacting 10s under the pressure of 45MPa,
Adobe qualified product conserves 36 days in fog room, and the temperature of fog room maintains 24 DEG C, and the humidity of fog room maintains 70%.
According to method specified in 2542 standard of GB/T respectively to traditional handicraft prepare it is non-burning brick with it is prepared by the present invention
Non-burning brick water absorption rate, compactness, strength grade and frost resistance is tested, and the present invention and traditional non-burning brick preparation work are obtained
Non-burning brick correlation data made from skill is as shown in table 1:
Table 1 is the non-burning brick correlation data that the present invention is prepared with traditional unburned process for producing bricks
It is as shown in table 1 by testing the data measured, in which:
Water absorption rate is according to formula W24=100 × (m24-m0)/m0It calculates, W24For normal-temperature water immersion test agent water suction in 24 hours
Rate；m0For test agent dry mass, unit is kilogram (kg)；m24Wet quality for 24 hours is impregnated for test agent, unit is kilogram (kg).
5 test agents are randomly selected, test agent surface is cleaned, then dries as in drying box to permanent matter, 5 test agents is claimed respectively
Weight, obtains the dry mass m of each test agent0, 5 test agents are placed in normal-temperature water impregnate for 24 hours respectively, take out test agent, used
Wet towel wipes the moisture on test agent surface, weighs respectively, obtains the wet quality m of each test agent24, calculated according to formula each
The water absorption rate of test agent, obtains average value.
Bulk density is according to formula ρ=109× m/V is calculated, and ρ is bulk density, and unit is kilogram every cubic metre of (kg/m3),
M is test agent dry mass, and unit is kilogram (kg), and V is test agent volume, unit mm3.5 pieces of test agents are randomly selected, it is dry
To permanent matter, weighing obtains the dry mass m of each test agent, measures the size of each test agent, obtain the volume of each test agent
V calculates the bulk density of each test agent according to formula, obtains average value.
Strength grade is calculated according to formula Rp=P/ (L × B), and Rp is compression strength, and unit is megapascal (MPa)；P is maximum
Breaking load, unit are newton (N)；L is the length of compression face (joint face), and unit is millimeter (mm)；B is compression face (connection
Face) width, unit be millimeter (mm).12 samples to be tested of random selection, measure respectively each sample to be tested compression face length,
Wide size, removes maximum one piece of length dimension and width dimensions are one piece the smallest, respectively to remaining 10 samples to be tested
Compression face applies vertical pressure, until sample broke, records maximum failing load P, according to formula calculate each to
The compression strength of sample obtains the compression strength average value and minimum value of 10 samples to be tested.
Loss of strength rate and mass loss rate are evaluated after frost resistance is frozen with sample, and loss of strength rate is according to formula Pm=
100×(P0-P1)/P0It calculates, Pm is loss of strength rate, P0For intensity before test agent freeze thawing, unit is megapascal (MPa), P1Freeze thawing
Intensity afterwards, unit are megapascal (MPa)；Mass loss rate is according to formula Gm=100 × (m0-m1)/m0It calculates, Gm is mass loss
Rate, m0For dry mass before freeze thawing, unit is kilogram (kg), m1For quality after freeze thawing, unit is kilogram (kg).Randomly select 10
Test agent takes 5 test agents to carry out above-mentioned intensity test, obtains freeze thawing intensity P0, take 5 test agents dry to perseverance
Matter is weighed respectively, obtains dry mass m0, frozen process experiment is carried out after weighing, by after the test agent drying to permanent matter after 5 freeze thawing points
Also known as weight, the dry mass m after obtaining freeze thawing1, above-mentioned intensity test is carried out to the test agent after freeze thawing, after obtaining freeze thawing
Intensity P1, the loss of strength rate and mass loss rate of each test agent are calculated according to formula, obtain average value.
The water absorption rate of brick body is smaller, and the bulk density of brick body is bigger, and the compactness of brick body is higher；The strength grade of brick body is got over
Greatly, the anti-pressure ability of brick body is stronger；Loss of strength rate of the brick body after freezing-thawing test and mass loss rate is smaller shows brick body
Frost resistance it is stronger.
It can be obtained by the correlation data in table 1, the water absorption rate of each embodiment of the invention is respectively less than technical requirements most
Big value, and respectively less than traditional handicraft；The bulk density of each embodiment of the invention is all larger than the minimum value of technical requirements, and
Greater than traditional handicraft；The average value and minimum value of the strength grade of each embodiment of the invention are all larger than the minimum of technical requirements
It is worth and is all larger than traditional handicraft；The loss of strength rate and mass loss rate of each embodiment of the invention after frozen process experiment are equal
Less than the maximum value of technical requirements, and respectively less than traditional handicraft.Therefore, water suction of the invention significantly reduces, volume of the invention
Density is obviously improved, and the compactness of brick body significantly improves；The strength grade of brick body significantly improves, and the anti-pressure ability of brick body obtains
It significantly improves；The present invention is after frozen process experiment, and loss of strength rate is small, and mass loss rate is low, therefore frost resistance of the invention
It significantly improves.
Claims (10)
1. a kind of build a wall with non-burning brick preparation process, which is characterized in that including following preparation step:
Step a: prepare building waste and clinker；
Step b: sorting removes the impurity in the building waste and the clinker；
Step c: coarse crushing is carried out to the clinker after the building waste and removal impurity after removal impurity respectively, is obtained
Building waste coarse granule and clinker coarse granule, the building waste coarse granule and the coarse grained partial size of the clinker be 6~
9mm；
Step d: the metal object in the building waste coarse granule and the clinker coarse granule is removed respectively using magnetic separator；
Step e: respectively to the building waste coarse granule after removal metal object and thick, the clinker after removal metal object
Grain carries out finely divided, obtains building waste fine grained and clinker fine grained, the building waste fine grained and thin, the clinker
The partial size of grain is 0.5~3.0mm；
Step f: the building waste fine grained and the clinker fine grained and cementitious material three are pressed into 67~73:14~24:9
~13 weight ratio is configured, and ingredient is obtained；
Step g: the ingredient being sent into blender and just stirs 20~35min with the speed of 90r/min, and it is mixed to obtain just stirring
Material；
Step h: secondary agitation is carried out after adding water and additive in the just stir mixing, obtains secondary agitation mixing；
Step i: being sent to brick machine by conveyer belt for the secondary agitation mixing and suppress, and obtains adobe；
Step j: checking the adobe, obtains adobe qualified product, and the surface of the adobe qualified product is complete, smooth and do not split
Line；
Step k: the adobe qualified product is transported to fog room and is conserved 28~36 days, non-burning brick finished product is obtained；
Step l: testing to water absorption rate, compactness, strength grade and the frost resistance of the non-burning brick finished product, obtains non-burning brick
Qualified product.
2. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that further include sieve in the step e
Choosing；By building waste coarse granule and clinker coarse granule carry out it is finely divided after be respectively fed to screen in vibration screening machine, the vibration
The aperture of screening machine sieve is 3.0mm, and screening obtains oversize and screenings, and the screenings carries out postsearch screening and obtains partial size
It is the building waste fine grained and clinker fine grained of 0.5~3.0mm, the oversize repeats the step e operation.
3. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that in the step f, cementitious material
It is compound for cement or cement and gypsum, white lime one of the two or two kinds.
4. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that water and institute in the step h
Stating the weight ratio of cementitious material between the two in step f is 0.42~0.55:1.
5. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that the additive in the step h
Weight ratio with both cementitious materials in the step f is 3~5:100.
6. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that in the step h, additive packet
Include antifreeze, air entraining agent, retarder and thickener.
7. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that in the step h, secondary agitation
Speed be 110~130r/min, time of secondary agitation is 2~3h.
8. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that in the step i, brick machine
Pressing pressure is 35~45MPa, and the brick machine keeps 5~10s of compacting under the pressure of 35~45MPa.
9. building a wall as described in claim 1 with non-burning brick preparation process, which is characterized in that in the step k, fog room
Temperature maintains 21 DEG C~24 DEG C, and the humidity of fog room maintains 50%~70%.
10. one kind is built a wall with non-burning brick, which is characterized in that described to build a wall with non-burning brick by any one of claim 1~9 institute
Building a wall for stating is made with non-burning brick preparation process.
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|---|---|---|---|
| CN201811074199.7A CN109265119A (en) | 2018-09-14 | 2018-09-14 | One kind is built a wall with non-burning brick and its preparation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459284A (en) * | 2021-06-18 | 2021-10-01 | 兰州理工大学 | Method for preparing baking-free brick by mixing slag micro powder and glue |
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| CN103496895A (en) * | 2013-09-18 | 2014-01-08 | 桑德环境资源股份有限公司 | Method for producing baking-free bricks by utilizing solid waste |
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| CN103496895A (en) * | 2013-09-18 | 2014-01-08 | 桑德环境资源股份有限公司 | Method for producing baking-free bricks by utilizing solid waste |
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| CN113459284A (en) * | 2021-06-18 | 2021-10-01 | 兰州理工大学 | Method for preparing baking-free brick by mixing slag micro powder and glue |
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