CN113276278A - Method for manufacturing concrete by utilizing building solid waste - Google Patents
Method for manufacturing concrete by utilizing building solid waste Download PDFInfo
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- CN113276278A CN113276278A CN202110684778.9A CN202110684778A CN113276278A CN 113276278 A CN113276278 A CN 113276278A CN 202110684778 A CN202110684778 A CN 202110684778A CN 113276278 A CN113276278 A CN 113276278A
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- 239000004567 concrete Substances 0.000 title claims abstract description 145
- 239000002910 solid waste Substances 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title abstract description 19
- 238000002156 mixing Methods 0.000 claims abstract description 102
- 238000003756 stirring Methods 0.000 claims abstract description 82
- 238000010276 construction Methods 0.000 claims abstract description 71
- 238000012545 processing Methods 0.000 claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 48
- 238000001179 sorption measurement Methods 0.000 claims abstract description 19
- 239000012535 impurity Substances 0.000 claims description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 239000002689 soil Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000654 additive Substances 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 238000011179 visual inspection Methods 0.000 claims description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 239000005341 toughened glass Substances 0.000 claims description 4
- 235000012255 calcium oxide Nutrition 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000010813 municipal solid waste Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000004566 building material Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a method for preparing concrete by utilizing building solid wastes, which belongs to the field of building solid waste recycling. The invention has mature process, is suitable for a large amount of concrete manufacturing operation, ensures that the processed concrete is smoother through the treatment of the adsorption and filtration processes, is convenient for pouring or laying, is convenient for operation, ensures the concrete processing effect through stirring and mixing, ensures the processing stability of the concrete through subsequent filtration, further ensures the construction stability of the concrete, ensures the building firmness, and can be laid or used by other buildings to meet the building requirements.
Description
Technical Field
The invention belongs to the technical field of building solid waste recycling, and particularly relates to a method for manufacturing concrete by using building solid waste.
Background
Construction solid waste generally refers to solid waste construction materials. The solid waste building material refers to various solid wastes such as coal gangue, fly ash, coal slag, blast furnace slag, steel slag and the like which have the components and properties required by the building material and can be used for manufacturing the building material.
The prior art has more methods for manufacturing concrete by utilizing building solid wastes.
However, the existing method for manufacturing concrete by using building solid wastes has the problems that the manufacturing effect is influenced by more building solid waste impurities, the concrete cannot be mixed and stirred, the filtration cannot be realized, and the operation is inconvenient.
Therefore, it is necessary to develop a method for producing concrete by using the construction solid wastes.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for manufacturing concrete by using building solid wastes, which aims to solve the problems that the existing method for manufacturing concrete by using building solid wastes has more impurities in the building solid wastes, influences the manufacturing effect, cannot mix and stir concrete, cannot filter the concrete and is inconvenient to operate, and the method for manufacturing concrete by using building solid wastes specifically comprises the following steps:
the method comprises the following steps: building solid waste collection preparation, namely transporting and collecting the building solid waste to a unified field through a collection vehicle, carrying out manual primary inspection, carrying out primary classification, carrying out subsequent processing operation, simultaneously preparing mixed soil, and carrying out solid waste mixed soil processing procedure;
step two: the construction solid waste primary filtration impurity removal operation comprises the following steps:
the first step is as follows: building solid waste is filtered, wherein the building solid waste is introduced through a feed hopper 7, larger impurities are filtered through an impurity filtering screen plate 8, the filtered building solid waste can enter a stirring and mixing tank 1, iron impurities are adsorbed through an adsorption sheet 9, and subsequent processing and treatment operations are carried out after primary filtration;
the second step is that: filtering, picking and sorting the construction solid wastes, manually cleaning impurities subjected to filtering and adsorption in time, simultaneously putting the reinforcing steel bars or reinforcing steel bar heads into the stirring and mixing tank 1 again, and performing subsequent secondary utilization or recovery operation on other impurities such as foam blocks, plastic blocks and branches;
the third step: the mixed soil mixing and adding operation is carried out, after the treated building solid waste enters the stirring and mixing tank 1, the arrival of concrete is waited, and according to the processing and treating requirements, the concrete is added and introduced to carry out the processing and treating process of the building solid waste mixed soil;
step three: the concrete operation of mixed processing of the solid waste concrete for the building comprises the following steps:
the first step is as follows: building solid waste concrete mixing operation, namely starting a stirring and mixing motor 4, driving a stirring shaft 5 to drive a mixing blade 6 to rotate, mixing and stirring the building solid waste and the concrete, adding water continuously during mixing and stirring, adding a mixed additive, and performing mixing processing operation;
the second step is that: the concrete processing mixing visual inspection operation, the concrete after mixing and stirring needs visual inspection, the stirring and mixing motor 4 is closed, the cover 3 is taken down, or the mixing and processing condition of the concrete is observed through a toughened glass window arranged in the rear part of the stirring and mixing tank 1 in advance, the consistency is determined, whether water or other mixed additives are added or not is determined, and after the concrete is qualified through visual inspection, the secondary mixing and stirring operation is carried out, so that the building concrete is prepared;
step four: the filtering and discharging operation for the processing treatment of the building concrete comprises the following specific operations:
the first step is as follows: the construction concrete is discharged, and when the construction concrete is discharged, the drawing baffle plate 11 is drawn out, so that the construction concrete is continuously led out through the diversion hopper 10 and then led out through a preset collection pipeline or collected through a mixer truck, and the construction concrete is prepared for subsequent construction;
the second step is that: the construction concrete is filtered, the concrete guided out by the flow guide hopper 10 can be subjected to auxiliary filtration through the filter screen 12, larger stones or other impurities can be filtered, and the filtered concrete can reach the construction standard of the construction;
step five: the building concrete is stored and transported, if the building concrete is stored, the building concrete needs to be protected from light, dried and ventilated, and is transported by bagging or a transport vehicle, and during transportation, the building concrete is protected by dust-shielding nylon cloth, and is continuously sprinkled with water, so that transportation operation can be performed;
step six: the construction concrete can be directly stirred and output to a construction building ground for pouring, pouring or paving during construction operation.
Preferably, in the second step, the larger impurities in the first step mainly comprise foam blocks, plastic blocks and tree branches, wherein the iron impurities mainly comprise iron wires.
Preferably, in the second step, the solid waste ratio of the concrete to the building in the third step is set to be 1:2 or 2: 5.
Preferably, in step three, the mixing blade 6 in the first step adopts a plurality of helical stainless steel blades.
Preferably, in the third step, the additive mixed in the first step mainly comprises quicklime powder and cement.
The invention also provides equipment for manufacturing concrete by using the building solid wastes, which comprises a stirring and mixing tank 1, supporting legs 2, a cover 3, a stirring and mixing motor 4, a stirring shaft 5, mixing blades 6, a feeding hopper 7, a impurity filtering screen plate 8, an adsorption sheet 9, a flow guide hopper 10, a drawing baffle plate 11 and a filter guide screen 12, wherein the supporting legs 2 are all bolted at the four corners of the lower part of the stirring and mixing tank 1, and the cover 3 is bolted at the top end of the stirring and mixing tank 1; the middle part of the upper part of the cover 3 is connected with a stirring and mixing motor 4 through a bolt; a stirring shaft 5 is connected to a coupler at the lower end of an output shaft of the stirring and mixing motor 4, and a mixing blade 6 is connected to the outer wall of the lower part of the stirring shaft 5 through a bolt; a flow guide hopper 10 is connected to an outlet at the middle part of the bottom of the stirring and mixing tank 1 through a bolt, a drawing baffle plate 11 is inserted into the upper part of the inner side of the flow guide hopper 10, and a guide filter screen 12 is connected to an outlet at the lower side inside the flow guide hopper 10 through a bolt; the left side inlet of the inner part of the cover 3 is connected with a feed hopper 7 through a bolt, the left lower wall of the inner part of the feed hopper 7 is connected with an adsorption piece 9 through a bolt, and the right upper wall of the inner part of the feed hopper 7 is connected with a sundry filtering net plate 8 through a bolt.
Compared with the prior art, the invention has the following beneficial effects: the method for manufacturing the concrete by utilizing the building solid waste is widely applied to the technical field of building solid waste recycling. The invention has mature process, is suitable for a large amount of concrete manufacturing operation, ensures that the processed concrete is smoother through the treatment of the adsorption and filtration processes, is convenient for pouring or laying, is convenient for operation, ensures the concrete processing effect through stirring and mixing, ensures the processing stability of the concrete through subsequent filtration, further ensures the construction stability of the concrete, ensures the building firmness, and can be laid or used by other buildings to meet the building requirements.
Drawings
FIG. 1 is a flow chart of a method for making concrete by using construction solid wastes.
FIG. 2 is a flow chart of the operation of the construction solid waste primary filtration and impurity removal.
FIG. 3 is a flow chart of the operation of mixing and processing solid waste concrete for construction.
FIG. 4 is a flow chart of the construction concrete processing filtration discharge operation.
FIG. 5 is a schematic structural diagram of an apparatus for producing concrete from construction solid wastes.
In the figure:
1. stirring and mixing the materials in a tank; 2. supporting legs; 3. a machine cover; 4. a stirring and mixing motor; 5. a stirring shaft; 6. mixing the leaves; 7. a feed hopper; 8. filtering the impurity screen plate; 9. an adsorption sheet; 10. a flow guide hopper; 11. drawing the baffle; 12. and (6) guiding a filter screen.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
in the figure:
as shown in figure 1
The method for manufacturing the concrete by utilizing the building solid wastes specifically comprises the following steps:
s101: building solid waste collection preparation, namely transporting and collecting the building solid waste to a unified field through a collection vehicle, carrying out manual primary inspection, carrying out primary classification, carrying out subsequent processing operation, simultaneously preparing mixed soil, and carrying out solid waste mixed soil processing procedure;
s102: the construction solid waste primary filtration impurity removal operation is shown in the attached figure 2, and comprises the following specific operations:
s201: building solid waste is filtered, wherein the building solid waste is introduced through a feed hopper 7, larger impurities are filtered through an impurity filtering screen plate 8, the filtered building solid waste can enter a stirring and mixing tank 1, iron impurities are adsorbed through an adsorption sheet 9, and subsequent processing and treatment operations are carried out after primary filtration;
s202: filtering, picking and sorting the construction solid wastes, manually cleaning impurities subjected to filtering and adsorption in time, simultaneously putting the reinforcing steel bars or reinforcing steel bar heads into the stirring and mixing tank 1 again, and performing subsequent secondary utilization or recovery operation on other impurities such as foam blocks, plastic blocks and branches;
s203: the mixed soil mixing and adding operation is carried out, after the treated building solid waste enters the stirring and mixing tank 1, the arrival of concrete is waited, and according to the processing and treating requirements, the concrete is added and introduced to carry out the processing and treating process of the building solid waste mixed soil;
s103: the construction solid waste concrete mixing processing operation is shown in the attached figure 3, and comprises the following specific operations:
s301: building solid waste concrete mixing operation, namely starting a stirring and mixing motor 4, driving a stirring shaft 5 to drive a mixing blade 6 to rotate, mixing and stirring the building solid waste and the concrete, adding water continuously during mixing and stirring, adding a mixed additive, and performing mixing processing operation;
s302: the concrete processing mixing visual inspection operation, the concrete after mixing and stirring needs visual inspection, the stirring and mixing motor 4 is closed, the cover 3 is taken down, or the mixing and processing condition of the concrete is observed through a toughened glass window arranged in the rear part of the stirring and mixing tank 1 in advance, the consistency is determined, whether water or other mixed additives are added or not is determined, and after the concrete is qualified through visual inspection, the secondary mixing and stirring operation is carried out, so that the building concrete is prepared;
s104: the filtration and discharge operation of the building concrete processing is shown in the attached figure 4, and the concrete operation comprises the following steps:
s401: the construction concrete is discharged, and when the construction concrete is discharged, the drawing baffle plate 11 is drawn out, so that the construction concrete is continuously led out through the diversion hopper 10 and then led out through a preset collection pipeline or collected through a mixer truck, and the construction concrete is prepared for subsequent construction;
s402: the construction concrete is filtered, the concrete guided out by the flow guide hopper 10 can be subjected to auxiliary filtration through the filter screen 12, larger stones or other impurities can be filtered, and the filtered concrete can reach the construction standard of the construction;
s105: the building concrete is stored and transported, if the building concrete is stored, the building concrete needs to be protected from light, dried and ventilated, and is transported by bagging or a transport vehicle, and during transportation, the building concrete is protected by dust-shielding nylon cloth, and is continuously sprinkled with water, so that transportation operation can be performed;
s106: the construction concrete can be directly stirred and output to a construction building ground for pouring, pouring or paving during construction operation.
Preferably, in S102, the larger impurities in S201 mainly include foam blocks, plastic blocks and tree branches, wherein the iron impurities mainly include iron wires.
Preferably, in S102, the ratio of concrete to construction solid waste in S203 is set to be 1:2 or 2: 5.
Preferably, in S103, a plurality of helical stainless steel blades are adopted as the mixing blade 6 in S301.
Preferably, in S103, the additive mixture in S301 mainly includes quicklime powder and cement.
Preferably, in S103, the second mixing and stirring time in S302 is set to 50-60 minutes.
Preferably, in S104, the filter guiding net 12 in S402 is a stainless steel screen with a hole diameter of 8-10 cm.
The invention also provides equipment for manufacturing concrete by utilizing the building solid wastes, which is shown by combining the attached figure 5 and comprises a stirring and mixing tank 1, supporting legs 2, a machine cover 3, a stirring and mixing motor 4, a stirring shaft 5, mixing blades 6, a feeding hopper 7, an impurity filtering screen plate 8, an adsorption sheet 9, a flow guide hopper 10, a drawing baffle plate 11 and a guide filter screen 12, wherein the supporting legs 2 are all bolted at the four corners of the lower part of the stirring and mixing tank 1, and the machine cover 3 is bolted at the top end of the stirring and mixing tank 1; the middle part of the upper part of the cover 3 is connected with a stirring and mixing motor 4 through a bolt; a stirring shaft 5 is connected to a coupler at the lower end of an output shaft of the stirring and mixing motor 4, and a mixing blade 6 is connected to the outer wall of the lower part of the stirring shaft 5 through a bolt; a flow guide hopper 10 is connected to an outlet at the middle part of the bottom of the stirring and mixing tank 1 through a bolt, a drawing baffle plate 11 is inserted into the upper part of the inner side of the flow guide hopper 10, and a guide filter screen 12 is connected to an outlet at the lower side inside the flow guide hopper 10 through a bolt; the left side inlet of the inner part of the cover 3 is connected with a feed hopper 7 through a bolt, the left lower wall of the inner part of the feed hopper 7 is connected with an adsorption piece 9 through a bolt, and the right upper wall of the inner part of the feed hopper 7 is connected with a sundry filtering net plate 8 through a bolt.
Preferably, the impurity filtering screen plate 8 is a stainless steel screen plate, and the adsorption sheet 9 is a permanent magnet sheet.
Detailed description of the preferred embodiment
1. Building solid waste collection preparation, namely transporting and collecting the building solid waste to a unified field through a collection vehicle, carrying out manual primary inspection, carrying out primary classification, carrying out subsequent processing operation, simultaneously preparing mixed soil, and carrying out solid waste mixed soil processing procedure;
2. the construction solid waste primary filtration impurity removal operation comprises the following steps:
the first step is as follows: building solid waste is filtered, wherein the building solid waste is introduced through a feed hopper 7, larger impurities are filtered through an impurity filtering screen plate 8, the filtered building solid waste can enter a stirring and mixing tank 1, iron impurities are adsorbed through an adsorption sheet 9, and subsequent processing and treatment operations are carried out after primary filtration;
the second step is that: filtering, picking and sorting the construction solid wastes, manually cleaning impurities subjected to filtering and adsorption in time, simultaneously putting the reinforcing steel bars or reinforcing steel bar heads into the stirring and mixing tank 1 again, and performing subsequent secondary utilization or recovery operation on other impurities such as foam blocks, plastic blocks and branches;
the third step: the mixed soil mixing and adding operation is carried out, after the treated building solid waste enters the stirring and mixing tank 1, the arrival of concrete is waited, and according to the processing and treating requirements, the concrete is added and introduced to carry out the processing and treating process of the building solid waste mixed soil;
3. the concrete operation of mixed processing of the solid waste concrete for the building comprises the following steps:
the first step is as follows: building solid waste concrete mixing operation, namely starting a stirring and mixing motor 4, driving a stirring shaft 5 to drive a mixing blade 6 to rotate, mixing and stirring the building solid waste and the concrete, adding water continuously during mixing and stirring, adding a mixed additive, and performing mixing processing operation;
the second step is that: the concrete processing mixing visual inspection operation, the concrete after mixing and stirring needs visual inspection, the stirring and mixing motor 4 is closed, the cover 3 is taken down, or the mixing and processing condition of the concrete is observed through a toughened glass window arranged in the rear part of the stirring and mixing tank 1 in advance, the consistency is determined, whether water or other mixed additives are added or not is determined, and after the concrete is qualified through visual inspection, the secondary mixing and stirring operation is carried out, so that the building concrete is prepared;
4. the filtering and discharging operation for the processing treatment of the building concrete comprises the following specific operations:
the first step is as follows: the construction concrete is discharged, and when the construction concrete is discharged, the drawing baffle plate 11 is drawn out, so that the construction concrete is continuously led out through the diversion hopper 10 and then led out through a preset collection pipeline or collected through a mixer truck, and the construction concrete is prepared for subsequent construction;
the second step is that: the construction concrete is filtered, the concrete guided out by the flow guide hopper 10 can be subjected to auxiliary filtration through the filter screen 12, larger stones or other impurities can be filtered, and the filtered concrete can reach the construction standard of the construction;
5. the building concrete is stored and transported, if the building concrete is stored, the building concrete needs to be protected from light, dried and ventilated, and is transported by bagging or a transport vehicle, and during transportation, the building concrete is protected by dust-shielding nylon cloth, and is continuously sprinkled with water, so that transportation operation can be performed;
6. the construction concrete can be directly stirred and output to a construction building ground for pouring, pouring or paving during construction operation.
In conclusion, the process is mature, is suitable for a large amount of concrete manufacturing operations, ensures that the processed concrete is smoother through the treatment of adsorption and filtration processes, is convenient for pouring or laying, is convenient for operation, ensures the concrete processing effect through stirring and mixing, ensures the processing stability of the concrete through subsequent filtration, further ensures the construction stability of the concrete, ensures the building firmness, and can be used for laying or other buildings to meet the building requirements.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (9)
1. The method for preparing the concrete by utilizing the building solid wastes is characterized by comprising the following steps of:
the method comprises the following steps: building solid waste collection preparation, namely transporting and collecting the building solid waste to a unified field through a collection vehicle, carrying out manual primary inspection, carrying out primary classification, carrying out subsequent processing operation, simultaneously preparing mixed soil, and carrying out solid waste mixed soil processing procedure;
step two: primarily filtering and removing impurities from the construction solid wastes;
step three: mixing and processing operation of building solid waste concrete;
step four: processing, filtering and discharging the building concrete;
step five: the building concrete is stored and transported, if the building concrete is stored, the building concrete needs to be protected from light, dried and ventilated, and is transported by bagging or a transport vehicle, and during transportation, the building concrete is protected by dust-shielding nylon cloth, and is continuously sprinkled with water, so that transportation operation can be performed;
step six: the construction concrete can be directly stirred and output to a construction building ground for pouring, pouring or paving during construction operation.
2. The method for preparing concrete by using the building solid wastes as claimed in claim 1, wherein in the second step, the operation of primarily filtering and removing impurities from the building solid wastes comprises the following steps:
the first step is as follows: building solid waste is filtered, wherein the building solid waste is introduced through a feed hopper (7), larger impurities are filtered through a waste filtering screen plate (8), the filtered building solid waste can enter a stirring and mixing tank (1), iron impurities are adsorbed through an adsorption sheet (9), and after primary filtration, subsequent processing operation is carried out;
the second step is that: filtering, picking and sorting the construction solid wastes, manually cleaning impurities subjected to filtering and adsorption in time, simultaneously putting the reinforcing steel bars or reinforcing steel bar heads into the stirring and mixing tank (1) again, and performing subsequent secondary utilization or recovery operation on other impurities, such as foam blocks, plastic blocks and branches;
the third step: and (3) mixed adding operation of mixed soil, namely after the treated solid waste of the building enters the stirring and mixing tank (1), beginning to wait for the arrival of concrete, adding and introducing the concrete according to the processing and treating requirements, and performing the processing and treating process of the mixed soil of the solid waste of the building.
3. The method for preparing concrete by using construction solid wastes according to claim 1, wherein in the third step, the concrete mixing and processing operation of the construction solid wastes comprises the following steps:
the first step is as follows: building solid waste concrete mixing operation, wherein the mixing and stirring operation can be carried out on the building solid waste and concrete by starting a stirring and mixing motor (4) and driving a stirring shaft (5) to drive a mixing blade (6) to rotate, meanwhile, water is continuously added during the mixing and stirring, and then a mixed additive is added for mixing and processing operation;
the second step is that: the concrete processing mixes the visual inspection operation, and the concrete after mixing the stirring need be looked and is examined, closes stirring hybrid motor (4), takes off cover (3), perhaps observes the concrete mixing processing condition through the toughened glass window that stirring blending tank (1) rear portion set up in advance, confirms rare consistency, whether the rethread adds water or other mixed additive, through looking examining qualified back, carries out the secondary and mixes the stirring operation, prepares into building concrete.
4. The method for making concrete by using construction solid wastes as claimed in claim 1, wherein in the fourth step, the operation of processing, filtering and discharging the construction concrete comprises the following steps:
the first step is as follows: the construction concrete is discharged, and when the construction concrete is discharged, the drawing baffle (11) is drawn out, so that the construction concrete is continuously guided out through the flow guide hopper (10), and then is guided out through a preset collection pipeline or is collected through a mixer truck, and the construction concrete is prepared for subsequent construction;
the second step is that: building concrete filters the operation, and the concrete accessible that leads through water conservancy diversion fill (10) is derived leads filter screen (12) and carries out supplementary filtration, can filter out great stone or other impurity, and the concrete through filtering can reach the building and use construction standard.
5. The method for making concrete by using construction solid wastes as claimed in claim 2, wherein in the second step, the larger impurities in the first step mainly comprise foam blocks, plastic blocks and tree branches, and the iron impurities mainly comprise iron wires.
6. The method for preparing concrete by using construction solid wastes according to claim 2, wherein in the second step, the ratio of concrete to construction solid wastes in the third step is set to 1:2 or 2: 5.
7. The method for making concrete by using construction solid wastes according to claim 3, wherein in the third step, the mixing blade (6) in the first step is made of a plurality of helical stainless steel blades.
8. The method for making concrete by using construction solid wastes according to claim 3, wherein in the third step, the additives for mixing in the first step mainly comprise quicklime powder and cement.
9. The method for making concrete by using the building solid wastes according to claim 1, wherein the equipment for making concrete by using the building solid wastes comprises a stirring and mixing tank (1), supporting legs (2), a cover (3), a stirring and mixing motor (4), a stirring shaft (5), mixing blades (6), a feed hopper (7), impurity filtering mesh plates (8), adsorption sheets (9), a flow guide hopper (10), a drawing baffle plate (11) and a filter guide mesh (12), wherein the supporting legs (2) are all bolted at the four corners of the lower part of the stirring and mixing tank (1), and the cover (3) is bolted at the top end of the stirring and mixing tank (1); the middle part of the upper part of the cover (3) is connected with a stirring and mixing motor (4) through a bolt; a stirring shaft (5) is connected to a coupler at the lower end of an output shaft of the stirring and mixing motor (4), and a mixing blade (6) is connected to the outer wall of the lower part of the stirring shaft (5) through a bolt; a flow guide hopper (10) is connected to an outlet at the middle part of the bottom of the stirring and mixing tank (1) through a bolt, a drawing baffle (11) is inserted into the upper part of the inner side of the flow guide hopper (10), and a filter screen (12) is connected to an outlet at the lower side in the flow guide hopper (10) through a bolt; the left side inlet of the inner part of the cover (3) is connected with a feed hopper (7) through a bolt, the left lower wall of the inner part of the feed hopper (7) is connected with an adsorption piece (9) through a screw, and the right upper wall of the inner part of the feed hopper (7) is connected with a trash filtering screen plate (8) through a screw.
Priority Applications (1)
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| WO2011120120A1 (en) * | 2010-04-01 | 2011-10-06 | Babich Andrei Nikolaevich | Line for manufacturing a construction product from sand and solid waste |
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Application publication date: 20210820 |