CN106336162A - Production process for construction waste concrete porous brick - Google Patents
Production process for construction waste concrete porous brick Download PDFInfo
- Publication number
- CN106336162A CN106336162A CN201610672947.6A CN201610672947A CN106336162A CN 106336162 A CN106336162 A CN 106336162A CN 201610672947 A CN201610672947 A CN 201610672947A CN 106336162 A CN106336162 A CN 106336162A
- Authority
- CN
- China
- Prior art keywords
- brick
- porous brick
- humidity
- raw material
- concrete
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/022—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form combined with vibrating or jolting
-
- 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
-
- 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
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a production process for a construction waste concrete porous brick; raw materials also include expanded vitrified micro-beads, the workability and thermal insulation performance of concrete can be improved, the water absorption rate and the shrinkage rate of the concrete are reduced, and the comprehensive performance of the porous brick is improved; after aging, the materials are tightly covered to make the materials mixed evenly; pores of a green brick of the porous brick are conical round pores, and thus masonry mortar can be prevented from entering the pores so as to prevent from affecting the thermal insulation performance of the porous brick; with control of the temperature and humidity of a constant-temperature and constant-humidity curing room, forming of the porous brick can be ensured. The porous brick produced by the production process has the advantages of high compressive strength, low heat conductivity coefficient, huge market potential and broad prospects.
Description
Technical field
The invention belongs to the production field of porous brick, it is more particularly related to a kind of building refuse concrete is many
The production technology of hole brick.
Background technology
With the accelerated development of China's industrialization, Development of China's Urbanization, building industry is also simultaneously fast-developing, produces together
Building waste is also increasing.Building waste non-junk, but misplaced the resource in place.With useless brick in building waste, give up
Based on the inorganic non-metallic material such as concrete, waste mortar, in addition with a small amount of steel, timber, glass, plastics etc., these things
Matter is all recyclable recycling, and steel therein, timber, plastics are simply reclaimed by China at present, remainder
Utilization rate extremely low.Produce concrete perforated brick using building waste mixing aggregate, on the one hand can solve urban building waste
Puzzlement problem；On the other hand resource circulation utilization, environmental protection, energy-conserving and environment-protective can be accomplished.Both there is good social benefit,
Good economic benefit can also be produced simultaneously, there is good promotional value.
Content of the invention
Problem to be solved by this invention is to provide a kind of production technology of building refuse concrete perforated brick.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of production technology of building refuse concrete perforated brick, comprises the steps:
(1) raw material selects
Select fired brick, mortar and concrete as raw material, the ratio of described fired brick is 30%-50%, the ratio of described mortar
For 25%-35%, the ratio of described concrete is 20%-30%；
(2) crush
Then the raw material of selection is crushed respectively in jaw crusher, the described broken time is 20-30min；
(3) batch mixing
Then the raw material after will be broken is placed in mixer with adjuvant and is stirred mixing, and the time of described stirring is 15-
25min；
(4) it is aged
Material after batch mixing is added water and carries out ripening in ageing storehouse, the time of described ageing is 3-5d, described ageing
Temperature be 30-50 DEG C；
(5) extrusion molding
Material after ripening is placed in extrusion molding in vibration-extrusion shaping, prepared porous brick adobe, described vibration-extrusion
The pressure of the extrusion head of shaping is 10-15mpa；
(6) indoor maintenance
Porous brick adobe is transferred to interior and carries out maintenance, the time of described interior maintenance is 20-28h；
(7) thermostatic curing
Then by porous brick adobe in constant temperature and humidity maintenance interior thermostatic curing 6-8d, obtain porous brick.
Preferably, in described step (1), raw material also includes expanded and vitrified small ball.
Preferably, the addition of described expanded and vitrified small ball is 1.8-2.4%.
Preferably, carry out shelving after ageing in described step (4), the time of described shelving is 2-4h.
Preferably, in described step (5), the hole of porous brick adobe is the circular hole of taper.
Preferably, in described step (7), the temperature of constant temperature and humidity fog room is 18-22 DEG C, described constant temperature and humidity fog room
Humidity be 90-96%.
Beneficial effect: the invention provides a kind of production technology of building refuse concrete perforated brick, described raw material also wraps
Include expanded and vitrified small ball, workability and the heat-insulating property of concrete can be improved, reduce water absorption rate and the shrinkage factor of concrete, carry
The combination property of high porous brick, carries out shelving after described ageing, and material can be made to mix, the hole of described porous brick adobe
For the circular hole of taper, masonry mortar can be avoided to enter hole, the heat-insulating property of impact porous brick, described constant temperature and humidity fog room
Temperature and humidity control it can be ensured that the shaping of porous brick.Had using the porous brick that this kind of production technology is produced
Have the advantages that resistance to compression is high and thermal conductivity factor is low, market potential is huge, has a extensive future.
Specific embodiment
Embodiment 1:
A kind of production technology of building refuse concrete perforated brick, comprises the steps:
(1) raw material selects
Select fired brick, mortar, expanded and vitrified small ball and concrete as raw material, the ratio of described fired brick is 40%, described sand
The ratio of slurry is 35%, and the ratio of described concrete is 23.2%, and the addition of described expanded and vitrified small ball is 1.8%；
(2) crush
Then the raw material of selection is crushed respectively in jaw crusher, the described broken time is 20min；
(3) batch mixing
Then the raw material after will be broken is placed in mixer with adjuvant and is stirred mixing, and the time of described stirring is 15min；
(4) it is aged
Material after batch mixing is added water and carries out ripening in ageing storehouse, the time of described ageing is 3d, described ageing
Temperature is 30 DEG C, carries out shelving, the time of described shelving is 2h after described ageing；
(5) extrusion molding
Material after ripening is placed in extrusion molding in vibration-extrusion shaping, prepared porous brick adobe, described porous brick brick
The hole of base is the circular hole of taper, and the pressure of the extrusion head of described vibration-extrusion shaping is 10mpa；
(6) indoor maintenance
Porous brick adobe is transferred to interior and carries out maintenance, the time of described interior maintenance is 20h；
(7) thermostatic curing
Then by porous brick adobe in constant temperature and humidity maintenance interior thermostatic curing 6d, obtain porous brick, described constant temperature and humidity maintenance
The temperature of room is 18 DEG C, and the humidity of described constant temperature and humidity fog room is 90%.
Embodiment 2:
A kind of production technology of building refuse concrete perforated brick, comprises the steps:
(1) raw material selects
Select fired brick, mortar, expanded and vitrified small ball and concrete as raw material, the ratio of described fired brick is 40%, described sand
The ratio of slurry is 30%, and the ratio of described concrete is 28%, and the addition of described expanded and vitrified small ball is 2.0%；
(2) crush
Then the raw material of selection is crushed respectively in jaw crusher, the described broken time is 25min；
(3) batch mixing
Then the raw material after will be broken is placed in mixer with adjuvant and is stirred mixing, and the time of described stirring is 20min；
(4) it is aged
Material after batch mixing is added water and carries out ripening in ageing storehouse, the time of described ageing is 4d, described ageing
Temperature is 40 DEG C, carries out shelving, the time of described shelving is 3h after described ageing；
(5) extrusion molding
Material after ripening is placed in extrusion molding in vibration-extrusion shaping, prepared porous brick adobe, described porous brick brick
The hole of base is the circular hole of taper, and the pressure of the extrusion head of described vibration-extrusion shaping is 12.5mpa；
(6) indoor maintenance
Porous brick adobe is transferred to interior and carries out maintenance, the time of described interior maintenance is 24h；
(7) thermostatic curing
Then by porous brick adobe in constant temperature and humidity maintenance interior thermostatic curing 7d, obtain porous brick, described constant temperature and humidity maintenance
The temperature of room is 20 DEG C, and the humidity of described constant temperature and humidity fog room is 93%.
Embodiment 3
A kind of production technology of building refuse concrete perforated brick, comprises the steps:
(1) raw material selects
Select fired brick, mortar, expanded and vitrified small ball and concrete as raw material, the ratio of described fired brick is 35%, described sand
The ratio of slurry is 35%, and the ratio of described concrete is 27.6%, and the addition of described expanded and vitrified small ball is 2.4%；
(2) crush
Then the raw material of selection is crushed respectively in jaw crusher, the described broken time is 30min；
(3) batch mixing
Then the raw material after will be broken is placed in mixer with adjuvant and is stirred mixing, and the time of described stirring is 25min；
(4) it is aged
Material after batch mixing is added water and carries out ripening in ageing storehouse, the time of described ageing is 5d, described ageing
Temperature is 50 DEG C, carries out shelving, the time of described shelving is 4h after described ageing；
(5) extrusion molding
Material after ripening is placed in extrusion molding in vibration-extrusion shaping, prepared porous brick adobe, described porous brick brick
The hole of base is the circular hole of taper, and the pressure of the extrusion head of described vibration-extrusion shaping is 15mpa；
(6) indoor maintenance
Porous brick adobe is transferred to interior and carries out maintenance, the time of described interior maintenance is 28h；
(7) thermostatic curing
Then by porous brick adobe in constant temperature and humidity maintenance interior thermostatic curing 8d, obtain porous brick, described constant temperature and humidity maintenance
The temperature of room is 22 DEG C, and the humidity of described constant temperature and humidity fog room is 96%.
After above method, take out sample respectively, measurement result is as follows:
| Detection project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Existing index |
| Compression strength (mpa) | 11.9 | 12.2 | 12.0 | 10.4 |
| Thermal conductivity factor (w/m3.k) | 2.5 | 2.1 | 2.3 | 3.2 |
| Drying shrinkage (%) | 0.04 | 0.03 | 0.05 | 0.07 |
Can be drawn according to above table data, after the porous brick after producing when embodiment 2 parameter is than prior art production
The compression strength of porous brick is high, and thermal conductivity factor and drying shrinkage have lowered, and are now more beneficial for the production of porous brick.
The invention provides a kind of production technology of building refuse concrete perforated brick, described raw material also includes expansion vitrification
Microballon, can improve workability and the heat-insulating property of concrete, reduce water absorption rate and the shrinkage factor of concrete, improve porous brick
Combination property, carries out shelving after described ageing, and material can be made to mix, and the hole of described porous brick adobe is the circle of taper
Hole, can avoid masonry mortar enter hole, impact porous brick heat-insulating property, the temperature of described constant temperature and humidity fog room and
The control of humidity is it can be ensured that the shaping of porous brick.Adopt the porous brick that this kind of production technology is produced have resistance to compression high with
And the advantage that thermal conductivity factor is low, market potential is huge, has a extensive future.
Above-described is only the preferred embodiment of the present invention it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some deformation can also be made and improve, these broadly fall into the present invention
Protection domain.
Claims (6)
1. a kind of production technology of building refuse concrete perforated brick is it is characterised in that comprise the steps:
(1) raw material selects
Select fired brick, mortar and concrete as raw material, the ratio of described fired brick is 30%-50%, the ratio of described mortar
For 25%-35%, the ratio of described concrete is 20%-30%；
(2) crush
Then the raw material of selection is crushed respectively in jaw crusher, the described broken time is 20-30min；
(3) batch mixing
Then the raw material after will be broken is placed in mixer with adjuvant and is stirred mixing, and the time of described stirring is 15-
25min；
(4) it is aged
Material after batch mixing is added water and carries out ripening in ageing storehouse, the time of described ageing is 3-5d, described ageing
Temperature be 30-50 DEG C；
(5) extrusion molding
Material after ripening is placed in extrusion molding in vibration-extrusion shaping, prepared porous brick adobe, described vibration-extrusion
The pressure of the extrusion head of shaping is 10-15mpa；
(6) indoor maintenance
Porous brick adobe is transferred to interior and carries out maintenance, the time of described interior maintenance is 20-28h；
(7) thermostatic curing
Then by porous brick adobe in constant temperature and humidity maintenance interior thermostatic curing 6-8d, obtain porous brick.
2. according to a kind of building refuse concrete perforated brick described in claim 1 production technology it is characterised in that: described step
Suddenly in (1), raw material also includes expanded and vitrified small ball.
3. according to a kind of building refuse concrete perforated brick described in claim 2 production technology it is characterised in that: described swollen
The addition of swollen glass bead is 1.8-2.4%.
4. according to a kind of building refuse concrete perforated brick described in claim 1 production technology it is characterised in that: described step
Suddenly carry out shelving after ageing in (4), the time of described shelving is 2-4h.
5. according to a kind of building refuse concrete perforated brick described in claim 1 production technology it is characterised in that: described step
Suddenly in (5), the hole of porous brick adobe is the circular hole of taper.
6. according to a kind of building refuse concrete perforated brick described in claim 1 production technology it is characterised in that: described step
Suddenly in (7), the temperature of constant temperature and humidity fog room is 18-22 DEG C, and the humidity of described constant temperature and humidity fog room is 90-96%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672947.6A CN106336162A (en) | 2016-08-16 | 2016-08-16 | Production process for construction waste concrete porous brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672947.6A CN106336162A (en) | 2016-08-16 | 2016-08-16 | Production process for construction waste concrete porous brick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106336162A true CN106336162A (en) | 2017-01-18 |
Family
ID=57825567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610672947.6A Pending CN106336162A (en) | 2016-08-16 | 2016-08-16 | Production process for construction waste concrete porous brick |
Country Status (1)
| Country | Link |
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| CN (1) | CN106336162A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316988A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of application for the method and gained fine aggregate preparing fine aggregate with building waste |
| CN110317009A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of non-sintered porous brick |
| CN110317011A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of high intensity, porous brick and preparation method thereof |
| CN110317010A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of preparation method of non-sintered porous brick |
-
2016
- 2016-08-16 CN CN201610672947.6A patent/CN106336162A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316988A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of application for the method and gained fine aggregate preparing fine aggregate with building waste |
| CN110317009A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of non-sintered porous brick |
| CN110317011A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of high intensity, porous brick and preparation method thereof |
| CN110317010A (en) * | 2018-03-30 | 2019-10-11 | 广东道地中药有限公司 | A kind of preparation method of non-sintered porous brick |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170118 |
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| WD01 | Invention patent application deemed withdrawn after publication |