CN116423663B - Negative carbon production method of foam concrete - Google Patents
Negative carbon production method of foam concrete Download PDFInfo
- Publication number
- CN116423663B CN116423663B CN202310523538.XA CN202310523538A CN116423663B CN 116423663 B CN116423663 B CN 116423663B CN 202310523538 A CN202310523538 A CN 202310523538A CN 116423663 B CN116423663 B CN 116423663B
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- fixedly connected
- foam
- plate
- conveying pipe
- pipe
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- 239000011381 foam concrete Substances 0.000 title claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 52
- 238000005086 pumping Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 70
- 239000006260 foam Substances 0.000 claims description 54
- 238000002156 mixing Methods 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 23
- 239000002699 waste material Substances 0.000 claims description 14
- 238000005187 foaming Methods 0.000 claims description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000011268 mixed slurry Substances 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 239000004567 concrete Substances 0.000 description 23
- 210000001503 joint Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000002910 solid waste Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
- B28C5/386—Plants; Systems; Methods
- B28C5/388—Methods
-
- 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
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
- B28C5/383—Producing cellular concrete comprising stirrers to effect the mixing
-
- 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
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
- B28C5/383—Producing cellular concrete comprising stirrers to effect the mixing
- B28C5/385—Stirrers specially adapted therefor
-
- 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
- B28C5/38—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means ; Producing cellular concrete
- B28C5/381—Producing cellular concrete
- B28C5/386—Plants; Systems; Methods
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a negative carbon production method of foam concrete in the technical field of foam concrete, which comprises a stirring barrel, wherein the bottom of the stirring barrel is fixedly connected with a plurality of supporting legs which are distributed at equal intervals, the bottom of the stirring barrel is fixedly connected with a driving motor, the output end of the driving motor penetrates through the stirring barrel and is fixedly connected with a rotating shaft, and the bottom of the stirring barrel is fixedly connected with a pumping pipe.
Description
Technical Field
The invention relates to the technical field of foam concrete, in particular to a negative carbon production method of foam concrete.
Background
The foam concrete is a novel light material which is prepared by fully foaming a foaming agent through a foaming machine, mixing foam and cement, and then carrying out cast-in-situ construction, and the carbon negative production of the foam concrete uses solid waste as the raw material of the carbon negative foam concrete (foam light soil), wherein the solid waste is utilized to completely replace the raw material, and can be counted as carbon reduction or zero carbon emission, carbon dioxide is absorbed in the production process, and carbon negative emission is realized through carbon fixation.
When the foam concrete is processed, the foam needs to be uniformly added into the concrete, so that the content of the formed foam concrete is uniform, the foam is directly introduced into the concrete in the conventional mode of adding the foam into the concrete, and the foam is uniformly distributed in a stirring mode, but the foam inlet is single and fixed, so that the foam content in the concrete at the foam inlet end is the largest, the foam content in the concrete at the foam inlet end is less, the fluidity of the concrete is weaker, and the problem of nonuniform foam content is difficult to solve even if the foam is stirred.
Based on the above, the invention designs a negative carbon production method of foam concrete, which aims to solve the problem that the quality of the concrete is affected by uneven foam content in the concrete in the manufacturing process of the foam concrete.
Disclosure of Invention
The invention aims to provide a method for producing negative carbon of foam concrete, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a method for producing negative carbon of foam concrete comprises the following steps:
step one: absorbing carbon dioxide by a surfactant through a foaming machine to form foam;
step two: adding the auxiliary gelling waste residue material consisting of the alkaline waste residue and the gelling waste residue into a stirring and mixing device, adding a proper amount of clear water, and stirring and mixing to obtain uniform slurry;
step three: fully contacting the generated foam with the mixed slurry through a layered mixing mechanism in the stirring and mixing device and filling the foam in the mixed slurry;
step four: and taking the mixed foam concrete out of the stirring and mixing device to form and use.
As a further scheme of the invention, the stirring and mixing device comprises a stirring barrel, wherein the bottom of the stirring barrel is fixedly connected with a plurality of supporting legs which are distributed at equal intervals, the bottom of the stirring barrel is fixedly connected with a driving motor, the output end of the driving motor penetrates through the stirring barrel and is fixedly connected with a rotating shaft, and the bottom of the stirring barrel is fixedly connected with a pumping pipe.
As a further scheme of the invention, the layered mixing mechanism comprises a communicating seat, the communicating seat is fixedly arranged on the inner wall of the bottom of the stirring barrel, one side of the communicating seat is fixedly connected with a feeding pipe, one end of the feeding pipe penetrates through the stirring barrel and is fixedly connected with the output end of the foaming machine, the top end of the communicating seat is rotationally connected with a communicating barrel, a rotating shaft is fixedly connected inside the communicating barrel, two sides of the communicating barrel are respectively fixedly connected with a plurality of equidistant-distributed rotating seats, one end of the rotating seat is provided with a conveying pipe, one side of the conveying pipe is provided with a plurality of equidistant-distributed discharge holes, the conveying pipe is fixedly connected with a discharge pipe which is in butt joint with the discharge holes, and a rotation adjusting assembly is arranged inside the conveying pipe and used for adjusting the opening and closing of the discharge holes and controlling the rotation of the conveying pipe to change the direction of the discharge holes.
As a further scheme of the invention, the rotation adjusting component comprises a connecting shaft, the connecting shaft is arranged in the conveying pipe in a sliding way, the movable end of the conveying pipe is fixedly connected with a sealing sleeve, one end of the connecting shaft penetrates through the sealing sleeve in a sliding way and is fixedly connected with a jacking block, a sliding groove is formed in the inner wall of the conveying pipe, a plurality of first sealing plates which are distributed at equal intervals are connected to the sliding groove in a sliding way, a plurality of second sealing plates which are distributed at equal intervals are connected to the sliding groove in a sliding way, one end of the first sealing plate is connected with a first sliding plate in a sliding way, one end of the first sliding plate is fixedly connected with the connecting shaft, one end of the second sliding plate is fixedly connected with a second sliding plate, one end of the second sliding plate is fixedly connected with the connecting shaft, one end of the conveying pipe is fixedly connected with a fixed plate, one end of the fixed plate is fixedly connected with a first bevel gear, the rotating seat is internally and rotatably connected with a second bevel gear which is meshed with the fixed plate, one end of the connecting shaft is fixedly connected with a toothed plate which is meshed with a toothed plate which is fixedly connected with a reset spring, one end of the reset spring which is fixedly connected with the inner wall of the reset spring which is fixedly connected with the reset spring which is connected with the inner wall of the reset spring.
As a further scheme of the invention, the side wall of the lug is in a smooth chamfer arc shape.
As a further scheme of the invention, the inside of the discharging pipe is a spiral channel, and the inside of the discharging pipe is fixedly connected with a one-way valve.
As a further scheme of the invention, the discharging port is sleeved with a sealing gasket, and the side walls of the first sealing plate and the second sealing plate are respectively and fixedly connected with the sealing plates.
As a further scheme of the invention, a fixed pipe is fixedly connected inside the communication seat, and one end of the fixed pipe penetrates through the communication seat and is in butt joint with the feeding pipe.
As a further scheme of the invention, the top end of the communication seat is fixedly connected with a sealing ring which can be in sealing connection with the communication cylinder.
As a further scheme of the invention, the rotation seat and the conveying pipe are both internally provided with anti-corrosion coatings.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention uses solid waste as the raw material of the carbon-negative foam concrete (foam lightweight soil), the solid waste is utilized to replace the raw material completely, and can be counted as carbon reduction or zero carbon emission, carbon dioxide is absorbed in the production process, the carbon-negative emission is realized through carbon fixation, and the photovoltaic green energy is used in the production process, so that the zero carbon emission is realized.
2. The invention adopts the layered mixing mechanism to arrange a plurality of foam outlets, and the foam outlets are distributed at the heights of all layers in the stirring barrel, so that the generated foam can be fully integrated into all parts in the concrete in the stirring process, the foam can be more fully contacted with the concrete, and the problem of uneven foam in the concrete caused by a single foam outlet is avoided.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a layered mixing mechanism (partial cross-sectional view of a communication barrel, a delivery tube, and a swivel base);
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;
fig. 5 is an enlarged schematic view of the structure at B in fig. 3.
In the drawings, the list of components represented by the various numbers is as follows:
1. a stirring barrel; 2. a support leg; 3. a driving motor; 4. a pumping tube; 5. a communicating cylinder; 6. a bump; 7. a delivery tube; 8. a discharge pipe; 9. a rotating shaft; 10. a communication seat; 11. a feed pipe; 12. a rotating seat; 13. a top block; 14. a first bevel gear; 15. a toothed plate; 16. a fixing plate; 17. a first connection plate; 18. a return spring; 19. a second connecting plate; 20. a second bevel gear; 21. a gear shaft; 22. a discharge port; 23. a chute; 24. a first sealing plate; 25. a first sliding plate; 26. a second sealing plate; 27. a second sliding plate; 28. a connecting shaft; 29. sealing sleeve; 30. the tube is fixed.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: a method for producing negative carbon of foam concrete comprises the following steps:
step one: absorbing carbon dioxide by a surfactant through a foaming machine to form foam;
step two: adding the auxiliary gelling waste residue material consisting of the alkaline waste residue and the gelling waste residue into a stirring and mixing device, adding a proper amount of clear water, and stirring and mixing to obtain uniform slurry;
step three: fully contacting the generated foam with the mixed slurry through a layered mixing mechanism in the stirring and mixing device and filling the foam in the mixed slurry;
step four: and taking the mixed foam concrete out of the stirring and mixing device to form and use.
As a further scheme of the invention, the stirring and mixing device comprises a stirring barrel 1, wherein the bottom of the stirring barrel 1 is fixedly connected with a plurality of supporting legs 2 which are distributed at equal intervals, the bottom of the stirring barrel 1 is fixedly connected with a driving motor 3, the output end of the driving motor 3 passes through the stirring barrel 1 and is fixedly connected with a rotating shaft 9, and the bottom of the stirring barrel 1 is fixedly connected with a pumping pipe 4;
when the scheme is put into practical use, the waste residue with alkalinity and the waste residue material with certain gelatinization property are introduced into the stirring barrel 1, a proper amount of clear water is added for uniform mixing, so that foam manufactured by a foaming machine is introduced into the stirring barrel 1, and then the foam is uniformly conveyed into the stirring barrel 1 through a layered mixing mechanism in the stirring barrel 1, so that the foam can be fully contacted and mixed with the waste residue, and then the foam is taken out for cast-in-situ or injection molding processing.
As a further scheme of the invention, the layered mixing mechanism comprises a communication seat 10, the communication seat 10 is fixedly arranged on the inner wall of the bottom of the stirring barrel 1, one side of the communication seat 10 is fixedly connected with a feeding pipe 11, one end of the feeding pipe 11 penetrates through the stirring barrel 1 and is fixedly connected with the output end of the foaming machine, the top end of the communication seat 10 is rotationally connected with a communication barrel 5, a rotating shaft 9 is fixedly connected inside the communication barrel 5, two sides of the communication barrel 5 are respectively fixedly connected with a plurality of equidistant-distributed rotating seats 12, one end of the rotating seat 12 is provided with a conveying pipe 7, one side of the conveying pipe 7 is provided with a plurality of equidistant-distributed discharge holes 22, a discharge pipe 8 butted with the discharge holes 22 is fixedly connected on the conveying pipe 7, and a rotation adjusting component is arranged inside the conveying pipe 7 and is used for adjusting the opening and closing of the discharge holes 22 and controlling the rotation of the conveying pipe 7 to change the direction of the discharge holes 22;
according to the scheme, when the foaming machine is put into practical use, the discharging end of the foaming machine is in butt joint with the feeding pipe 11, processed foam is directly led into the communicating tube 5 through the feeding pipe 11, is transported to the conveying pipe 7 through the rotating seat 12 on the communicating tube 5, is discharged from the plurality of discharging pipes 8 on the conveying pipe 7, and simultaneously drives the communicating tube 5 to rotate through the rotating shaft 9, so that the foam can be brought into the concrete through the discharging pipes 8.
As a further scheme of the invention, the rotation adjusting assembly comprises a connecting shaft 28, the connecting shaft 28 is arranged in the conveying pipe 7 in a sliding way, the movable end of the conveying pipe 7 is fixedly connected with a sealing sleeve 29, one end of the connecting shaft 28 passes through the sealing sleeve 29 in a sliding way and is fixedly connected with a jacking block 13, the inner wall of the conveying pipe 7 is provided with a sliding groove 23, a plurality of first sealing plates 24 which are distributed at equal intervals are connected onto the sliding groove 23 in a sliding way, a plurality of second sealing plates 26 which are distributed at equal intervals are connected onto the sliding groove 23 in a sliding way, one end of the first sealing plates 24 is connected with a first sliding plate 25 in a sliding way, one end of the first sliding plate 25 is fixedly connected with the connecting shaft 28, one end of the second sealing plate 26 is connected with a second sliding plate 27 in a sliding way, one end of the second sliding plate 27 is fixedly connected with the connecting shaft 28, the inner wall of one end of the conveying pipe 7 is fixedly connected with a fixed plate 16, one end of the fixed plate 16 is fixedly connected with a first bevel gear 14, a gear shaft 21 is rotatably connected inside the rotating seat 12, a second bevel gear 20 meshed with the fixed plate 16 is fixedly connected to the gear shaft 21, one end of a connecting shaft 28 is fixedly connected with a toothed plate 15 meshed with the gear shaft 21, one end of the toothed plate 15 is fixedly connected with a first connecting plate 17, the first connecting plate 17 is slidably connected with the inner wall of the rotating seat 12, one end of the first connecting plate 17 is fixedly connected with a reset spring 18 for resetting the first connecting plate, a second connecting plate 19 is fixedly connected inside the rotating seat 12, the reset spring 18 is fixedly connected with the second connecting plate 19, and a plurality of equidistant distributed lugs 6 are fixedly connected to the inner wall of the stirring barrel 1;
the scheme is put into practical use. As shown in fig. 3-4, when the communicating cylinder 5 rotates in the stirring barrel 1 to enable foam to fully contact with concrete, when the top block 13 rotates to a position contacting with the protruding block 6, the communicating cylinder 5 continuously rotates to enable the protruding block 6 to slide towards the inside of the conveying pipe 7 against the top block 13, the connecting shaft 28 drives the toothed plate 15 to slide, the first connecting plate 17 at one end of the toothed plate 15 compresses the return spring 18 to slide towards the inside of the rotating seat 12, the toothed plate 15 drives the gear shaft 21 to rotate in the sliding process, the gear shaft 21 drives the second bevel gear 20 to rotate, the second bevel gear 20 drives the first bevel gear 14 meshed with the second bevel gear to rotate, the first bevel gear 14 drives the conveying pipe 7 to rotate at one side of the rotating seat 12 by a certain angle through the fixed plate 16, when the top block 13 gradually breaks away from contact with the protruding block 6, the elastic force of the return spring 18 pushes the toothed plate 15 to reversely slide and reset, at the moment, the conveying pipe 7 reversely rotates and resets at one side of the rotating seat 12 through a series of the toothed plate 15, in order that the direction of the conveying pipe 8 changes, the direction of the discharging pipe 8 changes, and the foam is enabled to be more optimally sprayed in the inside of the concrete, and the foam can be more fully contacted with the concrete;
when the top block 13 contacts with the bump 6 to push the connecting shaft 28 to slide, the connecting shaft 28 pushes the first sealing plate 24 and the second sealing plate 26 to slide respectively through the first sliding plate 25 and the second sliding plate 27, the initial positions of the first sealing plate 24 and the second sealing plate 26 are as shown in fig. 4, after sliding, the first sealing plate 24 covers one side of the discharge port 22, the second sealing plate 26 is separated from the covered discharge port 22, so that a group of discharge ports 22 can be exchanged, the first sliding plate 25 is connected with the first sealing plate 24, the second sealing plate 26 and the second sliding plate 27 in a sliding manner, the connection mode is not affected when the conveying pipe 7 drives the first sealing plate 24 and the second sealing plate 26 to rotate, and when the connecting shaft 28 resets, the positions of the first sealing plate 24 and the second sealing plate 26 are changed again, so that the open-close states of the adjacent discharge ports 22 are changed again, and the aim is to avoid the problem that the open-close states of the adjacent discharge ports 22 are more foam, and the open-close states of the adjacent discharge ports 22 can be adjusted.
As a further scheme of the invention, the side wall of the convex block 6 is in a smooth chamfer arc shape;
when the scheme is put into practical use, the smooth protruding block 6 generates smaller friction force when the top block 13 is in sliding contact, and the abrasion degree of the top block 13 is further reduced.
As a further scheme of the invention, the inside of the discharging pipe 8 is a spiral channel, and a one-way valve is fixedly connected with the inside of the discharging pipe 8;
above-mentioned scheme makes outside concrete be difficult to the backward flow to discharging pipe 8 inside when putting into actual use through the spiral passageway of discharging pipe 8, makes the concrete more can not flow back to the conveyer pipe 7 inside through discharging pipe 8 and cause the jam under the further control of check valve.
As a further scheme of the invention, the discharging hole 22 is sleeved with a sealing gasket, and the side walls of the first sealing plate 24 and the second sealing plate 26 are respectively and fixedly connected with sealing plates;
when the scheme is put into practical use, the first sealing plate 24 and the second sealing plate 26 can have an effective sealing effect when being in contact with the discharge hole 22 through the butt joint of the sealing plates and the sealing gasket.
As a further scheme of the invention, a fixed pipe 30 is fixedly connected inside the communication seat 10, and one end of the fixed pipe 30 passes through the communication seat 10 and is in butt joint with the feeding pipe 11;
when the scheme is put into practical use, foam entering the communicating cylinder 5 is overflowed downwards from the top of the communicating cylinder 5 through the fixed pipe 30, so that the problem that the foam directly enters the conveying pipe 7 from the bottom of the communicating cylinder 5, the bottom conveying pipe 7 has more foam outlet and the top conveying pipe 7 has less foam outlet due to the action of gravity is avoided.
As a further scheme of the invention, the top end of the communication seat 10 is fixedly connected with a sealing ring which can be in sealing connection with the communication cylinder 5;
when the scheme is put into practical use, the communication seat 10 is in sealing connection with the communication cylinder 5 through the sealing ring, so that the communication cylinder 5 can not leak even if the top of the communication seat 10 rotates.
As a further scheme of the invention, the rotation seat 12 and the conveying pipe 7 are provided with anti-corrosion coatings;
when the scheme is put into practical use, the corrosion effect on the inner wall caused by long-term contact with foam is reduced through the anti-corrosion coating, and the service life is prolonged.
Working principle: introducing alkaline waste residues and waste residue materials with certain gelatinization into the stirring barrel 1, adding a proper amount of clear water to mix uniformly, abutting the discharge end of the foaming machine with the feed pipe 11, enabling processed foam to be directly introduced into the communicating barrel 5 through the feed pipe 11, transporting the processed foam to the conveying pipe 7 through the rotating seat 12 on the communicating barrel 5, discharging the processed foam from a plurality of discharging pipes 8 on the conveying pipe 7, simultaneously driving the communicating barrel 5 to rotate through the rotating shaft 9 so that the foam can be brought into the concrete by the discharging pipes 8, enabling the foam to fully contact the concrete when the communicating barrel 5 rotates in the stirring barrel 1, enabling the bump 6 to slide towards the conveying pipe 7 by continuously rotating the communicating barrel 5 when the top block 13 rotates to a position contacted with the bump 6, enabling the connecting shaft 28 to drive the toothed plate 15 to slide, the first connecting plate 17 at one end of the toothed plate 15 compresses the return spring 18 to slide towards the inside of the rotating seat 12, the toothed plate 15 drives the gear shaft 21 to rotate in the sliding process, the gear shaft 21 drives the second bevel gear 20 to rotate, the second bevel gear 20 drives the first bevel gear 14 meshed with the second bevel gear 20 to rotate, the first bevel gear 14 drives the conveying pipe 7 to rotate at one side of the rotating seat 12 through the fixing plate 16, when the top block 13 gradually breaks away from contact with the protruding block 6, the toothed plate 15 is pushed to slide reversely under the action of the elasticity of the return spring 18 to return, at the moment, the conveying pipe 7 reversely rotates to return at one side of the rotating seat 12 through a series of reverse rotation of the toothed plate 15, the purpose is that the direction of the discharging pipe 8 is changed through the rotation of the conveying pipe 7, the direction of the discharging pipe 8 is changed, the height position of foam sprayed inside concrete is also changed, the foaming position of the foam in the concrete can be further optimized, so that the foam is in full contact with the concrete;
when the top block 13 contacts with the bump 6 to push the connecting shaft 28 to slide, the connecting shaft 28 pushes the first sealing plate 24 and the second sealing plate 26 to slide respectively through the first sliding plate 25 and the second sliding plate 27, the initial positions of the first sealing plate 24 and the second sealing plate 26 are as shown in fig. 4, after sliding, the first sealing plate 24 covers the discharge port 22 on one side, the second sealing plate 26 is separated from the discharge port 22 covered by the first sealing plate 24, so that a group of discharge ports 22 can be exchanged, and the first sliding plate 25 is connected with the first sealing plate 24, the second sealing plate 26 and the second sliding plate 27 in a sliding manner, so that the connection mode is not influenced when the conveying pipe 7 drives the first sealing plate 24 and the second sealing plate 26 to rotate, and when the connecting shaft 28 is reset, the positions of the first sealing plate 24 and the second sealing plate 26 are changed, so that the open and close states of the adjacent discharge ports 22 are changed again, and the foam is fully contacted with the concrete through a plurality of groups of discharge ports 22.
Claims (6)
1. The method for producing the negative carbon of the foam concrete is characterized by comprising the following steps of:
step one: absorbing carbon dioxide by a surfactant through a foaming machine to form foam;
step two: adding the auxiliary gelling waste residue material consisting of the alkaline waste residue and the gelling waste residue into a stirring and mixing device, adding a proper amount of clear water, and stirring and mixing to obtain uniform slurry;
step three: fully contacting the generated foam with the mixed slurry through a layered mixing mechanism in the stirring and mixing device and filling the foam in the mixed slurry;
step four: taking the mixed foam concrete out of the stirring and mixing device to be shaped for use;
the stirring and mixing device comprises a stirring barrel (1), wherein the bottom of the stirring barrel (1) is fixedly connected with a plurality of supporting legs (2) which are distributed at equal intervals, the bottom of the stirring barrel (1) is fixedly connected with a driving motor (3), the output end of the driving motor (3) penetrates through the stirring barrel (1) and is fixedly connected with a rotating shaft (9), and the bottom of the stirring barrel (1) is fixedly connected with a pumping pipe (4);
the layering mixing mechanism comprises a communicating seat (10), the communicating seat (10) is fixedly arranged on the inner wall of the bottom of the stirring barrel (1), a feeding pipe (11) is fixedly connected to one side of the communicating seat (10), a communicating barrel (5) is rotationally connected to the top end of the communicating seat (10), a rotating shaft (9) is fixedly connected to the inside of the communicating barrel (5), a plurality of equidistant distributed rotating seats (12) are fixedly connected to two sides of the communicating barrel (5), a conveying pipe (7) is arranged at one end of the rotating seat (12), a plurality of equidistant distributed discharging holes (22) are formed in one side of the conveying pipe (7), a discharging pipe (8) butted with the discharging holes (22) is fixedly connected to the conveying pipe (7), a rotation adjusting assembly is arranged inside the conveying pipe (7), and the rotation adjusting assembly is used for adjusting opening and closing of the discharging holes (22) and controlling the conveying pipe (7) to rotate to change the direction of the discharging holes (22).
The rotation adjusting component comprises a connecting shaft (28), the connecting shaft (28) is arranged in the conveying pipe (7) in a sliding mode, a sealing sleeve (29) is fixedly connected to the movable end of the conveying pipe (7), one end of the connecting shaft (28) penetrates through the sealing sleeve (29) in a sliding mode and is fixedly connected with a top block (13), a sliding groove (23) is formed in the inner wall of the conveying pipe (7), a plurality of first sealing plates (24) which are distributed at equal intervals are connected to the sliding groove (23) in a sliding mode, a plurality of second sealing plates (26) which are distributed at equal intervals are connected to the sliding groove (23) in a sliding mode, a first sliding plate (25) is connected to one end of the first sealing plate (24) in a sliding mode, one end of the first sliding plate (25) is fixedly connected with the connecting shaft (28), a second sliding plate (27) is connected to one end of the second sealing plate (26) in a sliding mode, a fixing plate (16) is fixedly connected to the inner wall of one end of the conveying pipe (7), a bevel gear shaft (16) is fixedly connected to one end of the fixing plate (16), a first end of the fixing plate (16) is fixedly connected to the bevel gear shaft (21) in a rotating mode, a bevel gear (21) is fixedly connected to the bevel gear (20), connecting axle (28) one end fixedly connected with can with pinion shaft (21) meshed pinion rack (15), pinion rack (15) one end fixedly connected with first connecting plate (17), first connecting plate (17) and rotation seat (12) inner wall sliding connection, first connecting plate (17) one end fixedly connected with reset spring (18) that are used for its to reset, rotation seat (12) inside fixedly connected with second connecting plate (19), reset spring (18) and second connecting plate (19) fixed connection, fixedly connected with lug (6) that a plurality of is the equidistance and distributes on the inner wall of agitator (1), the lateral wall of lug (6) is smooth chamfer circular-arc.
2. The method for producing negative carbon in foam concrete according to claim 1, wherein: the inside of discharging pipe (8) is spiral passageway, the inside fixedly connected with check valve of discharging pipe (8).
3. The method for producing negative carbon in foam concrete according to claim 1, wherein: and sealing gaskets are sleeved on the discharge holes (22), and sealing plates are fixedly connected to the side walls of the first sealing plate (24) and the second sealing plate (26) respectively.
4. The method for producing negative carbon in foam concrete according to claim 1, wherein: the inside fixed pipe (30) of fixedly connected with of intercommunication seat (10), fixed pipe (30) one end passes intercommunication seat (10) and dock with inlet pipe (11).
5. The method for producing negative carbon in foam concrete according to claim 1, wherein: the top end of the communication seat (10) is fixedly connected with a sealing ring which can be in sealing connection with the communication cylinder (5).
6. The method for producing negative carbon in foam concrete according to claim 1, wherein: the inside of the rotating seat (12) and the conveying pipe (7) are provided with anti-corrosion coatings.
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| CN102219546A (en) * | 2011-04-15 | 2011-10-19 | 杜世永 | Preparation technology for slag foamed concrete block |
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| CN112917691A (en) * | 2021-01-22 | 2021-06-08 | 武汉中阳明建材有限公司 | Light concrete and production process thereof |
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| CN113828176A (en) * | 2021-10-13 | 2021-12-24 | 广西北投交通养护科技集团有限公司 | Combined foam generator of light foam concrete foaming agent |
| WO2023060812A1 (en) * | 2021-10-15 | 2023-04-20 | 东南大学 | Foamed light soil capable of achieving carbon sequestration and preparation method therefor |
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|---|---|---|---|---|
| CN102219546A (en) * | 2011-04-15 | 2011-10-19 | 杜世永 | Preparation technology for slag foamed concrete block |
| CN110550894A (en) * | 2019-09-05 | 2019-12-10 | 张建华 | light energy-saving concrete for underground filling and preparation method and application thereof |
| CN112917691A (en) * | 2021-01-22 | 2021-06-08 | 武汉中阳明建材有限公司 | Light concrete and production process thereof |
| CN113059697A (en) * | 2021-03-10 | 2021-07-02 | 潘显著 | Preparation method of light foam concrete |
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Effective date of registration: 20231013 Address after: 315000 Da Ao Da Jin Cun, Taoyuan Street, Ninghai County, Ningbo City, Zhejiang Province Applicant after: Ningbo Haina Commercial Concrete Co.,Ltd. Address before: 2101, Jiahe Xinling Building, No. 77, Renmin East Road, Congtai District, Handan City, Hebei Province, 056000 Applicant before: Handan Baishan Building Decoration Engineering Co.,Ltd. |
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