CN112279567A - High-strength foamed concrete and preparation method thereof - Google Patents
High-strength foamed concrete and preparation method thereof Download PDFInfo
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- CN112279567A CN112279567A CN202011097420.8A CN202011097420A CN112279567A CN 112279567 A CN112279567 A CN 112279567A CN 202011097420 A CN202011097420 A CN 202011097420A CN 112279567 A CN112279567 A CN 112279567A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- 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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/50—Producing shaped prefabricated articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
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- 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
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- 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
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- 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
- 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
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
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- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses high-strength foamed concrete and a preparation method thereof, wherein the high-strength foamed concrete is prepared from the following raw materials in parts by weight: 60-80 parts of cement, 40-60 parts of fine sand, 30-50 parts of fly ash, 10-20 parts of foaming agent, 15-25 parts of foam stabilizer and 40-60 parts of water. The high-strength foamed concrete and the preparation method thereof utilize an output shaft of a stirring motor to drive a driving gear inside a driving block to rotate in a movable groove, the transmission gear and the driving gear are in meshing transmission, the transmission gear rotates in the direction opposite to that of the driving gear inside the movable groove, the transmission gear surface and a gear ring arranged on the inner wall of a rotary table are in meshing transmission to drive the rotary table to rotate inside the movable groove, a stirring main shaft is respectively driven by the driving gear, the transmission gear and the rotary table, a stirring auxiliary shaft and a stirring frame rotate inside a stirring barrel, the stirring efficiency of a mixture is greatly improved, and the foaming efficiency of the concrete is also greatly improved.
Description
Technical Field
The invention relates to the technical field of concrete, in particular to high-strength foamed concrete and a preparation method thereof.
Background
The foamed concrete is a novel light heat-insulating material containing a large number of closed air holes, which is formed by fully foaming a foaming agent in a mechanical mode through a foaming system of a foaming machine, uniformly mixing the foam with cement slurry, then carrying out cast-in-place construction or mould forming through a pumping system of the foaming machine and carrying out natural curing; the foaming concrete is a double-sleeve polymer with a continuous structure and containing uniform air holes, wherein the foaming agent, cement, fly ash, stone powder and the like are stirred into an organic cementing material; the foamed concrete is suitable for energy-saving materials such as roof heat preservation slope finding, ground heat preservation cushion layer, upturned beam foundation pit filling, wall body pouring and the like.
In the scheme, as the mixing drum and the mixing shaft rotate reversely and the inner wall of the mixing drum is provided with the spiral guide piece, the circulation of the mixture in the mixing drum is facilitated, the mixture is facilitated, but the driving of the mixing drum to rotate requires great power consumption, obviously reduces the economic benefit of concrete preparation production, and has low mixing efficiency for the mixture in the mixing drum, and technical personnel in the field provide the high-strength foamed concrete and the preparation method thereof to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides high-strength foamed concrete and a preparation method thereof, and solves the problems of low mixing efficiency of a mixture and low concrete foaming efficiency of mixing equipment used in the preparation process of the foamed concrete.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the high-strength foamed concrete is prepared from the following raw materials in parts by weight: 60-80 parts of cement, 40-60 parts of fine sand, 30-50 parts of fly ash, 10-20 parts of foaming agent, 15-25 parts of foam stabilizer and 40-60 parts of water;
the high-strength foamed concrete is prepared by the following steps:
firstly, producing and preparing high-strength foamed concrete by using concrete stirring equipment, introducing cement, fine sand, fly ash and water into a stirring barrel according to the required proportion of a preparation process, controlling a switch of a stirring motor, rotating by using an output shaft of the stirring motor, realizing the rotation of a stirring component in the stirring barrel through a driving component, and quickly stirring a mixture in the stirring barrel;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel through two feeding pipelines, and blows air to the inner part of the mixing tank through an air inlet pipeline, an output shaft of the mixing motor rotates, the output shaft of the mixing motor drives a driving gear in the driving block to rotate in the movable groove, because the four transmission gears in the movable groove are all in meshing transmission with the driving gear, the four transmission gears simultaneously rotate in the movable groove in the direction opposite to the driving gear, the surfaces of the four transmission gears are all in meshing transmission with the gear rings arranged on the inner wall of the turntable to drive the turntable to rotate in the movable groove in the same direction as the transmission gears, the stirring main shaft, the stirring auxiliary shaft and the stirring frame are respectively driven to rotate in the stirring barrel by the driving gear, the transmission gear and the turntable;
thirdly, stirring the mixture in the stirring barrel by using the stirring main shaft, the stirring rod and the stirring auxiliary shaft which are arranged on the surface of the stirring main shaft and the stirring ring which is arranged on the surface of the stirring auxiliary shaft, and conveying the mixture in the stirring barrel upwards by using the material lifting screw on the inner wall of the stirring frame so that the mixture rolls all the time in the stirring barrel;
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, a control valve switch in the discharging assembly is opened, the interior of the discharging pipe is communicated with the interior of the discharging head, the foamed concrete in the stirring barrel is discharged through the discharging head, the foamed concrete is made into a foamed concrete product, and the foamed concrete product can be used after being maintained.
A preparation method of high-strength foamed concrete specifically comprises the following steps:
firstly, producing and preparing high-strength foamed concrete by using concrete stirring equipment, introducing cement, fine sand, fly ash and water into a stirring barrel according to the required proportion of a preparation process, controlling a switch of a stirring motor, rotating by using an output shaft of the stirring motor, realizing the rotation of a stirring component in the stirring barrel through a driving component, and quickly stirring a mixture in the stirring barrel;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel through two feeding pipelines, and blows air to the inner part of the mixing tank through an air inlet pipeline, an output shaft of the mixing motor rotates, the output shaft of the mixing motor drives a driving gear in the driving block to rotate in the movable groove, because the four transmission gears in the movable groove are all in meshing transmission with the driving gear, the four transmission gears simultaneously rotate in the movable groove in the direction opposite to the driving gear, the surfaces of the four transmission gears are all in meshing transmission with the gear rings arranged on the inner wall of the turntable to drive the turntable to rotate in the movable groove in the same direction as the transmission gears, the stirring main shaft, the stirring auxiliary shaft and the stirring frame are respectively driven to rotate in the stirring barrel by the driving gear, the transmission gear and the turntable;
thirdly, stirring the mixture in the stirring barrel by using the stirring main shaft, the stirring rod and the stirring auxiliary shaft which are arranged on the surface of the stirring main shaft and the stirring ring which is arranged on the surface of the stirring auxiliary shaft, and conveying the mixture in the stirring barrel upwards by using the material lifting screw on the inner wall of the stirring frame so that the mixture rolls all the time in the stirring barrel;
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, a control valve switch in the discharging assembly is opened, the interior of the discharging pipe is communicated with the interior of the discharging head, and the foamed concrete in the stirring barrel is discharged through the discharging head.
Preferably, the concrete mixing equipment includes the agitator and fixes at agitator surface fixed bolster all around, the top fixedly connected with top cap of agitator, and the top fixedly connected with agitator motor of top cap, the bottom of top cap and the inside that is located the agitator are provided with drive assembly, and the inside of agitator is provided with the stirring subassembly, the bottom of agitator is provided with ejection of compact subassembly, the top intercommunication that the agitator is global has charge-in pipeline, and the bottom intercommunication of agitator has the admission line.
Preferably, drive assembly is including fixing the drive block in the top cap bottom, and the movable groove has been seted up to the bottom of drive block, the one end of agitator motor output shaft runs through top cap, drive block and movable groove and extends to the inside in movable groove, and the agitator motor output shaft extends to the inside one end fixedly connected with drive gear in movable groove, the top of activity inslot wall is rotated and is connected with the pivot, and the fixed surface of pivot is connected with drive gear, the inside in movable groove is rotated and is connected with the carousel, and the inner wall of carousel is provided with the ring gear.
Preferably, four transmission gears are arranged inside the movable groove, the surfaces of the four transmission gears are in meshing transmission with the surface of the driving gear, and the surfaces of the four transmission gears are in meshing transmission with gear rings arranged on the inner wall of the turntable.
Preferably, the inside of drive block is seted up with the rotation groove of carousel looks adaptation, and the inside in rotation groove and the inside intercommunication in activity groove, the surface of carousel rotates with the inner wall in rotation groove and is connected.
Preferably, the stirring subassembly is including being located the inside pivoted of agitator stirring frame, and the inner wall fixedly connected with of stirring frame carries the material spiral, equal fixedly connected with connecting block all around at stirring frame top, and the top of four connecting blocks respectively with the fixed connection all around of carousel bottom, drive gear's bottom fixedly connected with stirring main shaft, and the fixed surface of stirring main shaft is connected with the puddler, the surface that the puddler is located the stirring main shaft is provided with a plurality of, drive gear's bottom fixedly connected with stirring countershaft, and the fixed surface of stirring countershaft is connected with the stirring ring.
Preferably, the ejection of compact subassembly is including fixing the discharging pipe in the agitator bottom, and the inside of discharging pipe and the inside intercommunication of agitator, the bottom of discharging pipe is provided with control flap, and control flap's bottom fixedly connected with stub bar.
(III) advantageous effects
The invention provides high-strength foamed concrete and a preparation method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the high-strength foamed concrete and the preparation method thereof are characterized in that a driving block is fixed at the bottom of a top cover, a movable groove is formed in the bottom of the driving block, one end of an output shaft of a stirring motor penetrates through the top cover, the driving block and the movable groove and extends into the movable groove, one end of the output shaft of the stirring motor, which extends into the movable groove, is fixedly connected with a driving gear, the top of the inner wall of the movable groove is rotatably connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a transmission gear, the inner part of the movable groove is rotatably connected with a turntable, the inner wall of the turntable is provided with gear rings, the transmission gears are positioned in the movable groove and are provided with four transmission gears, the surfaces of the four transmission gears are in meshing transmission with the gear rings arranged on the inner wall of the turntable, the output shaft of, because four drive gears of the inside of the movable groove all mesh with drive gear, make four drive gears carry out the rotation with drive gear opposite direction in the movable groove inside simultaneously, utilize the gear ring meshing transmission that four driving gear surfaces all set up with the carousel inner wall, drive the carousel and carry out the rotation with drive gear syntropy in the movable groove inside, through drive gear, drive gear and carousel drive the stirring main shaft respectively, stirring countershaft and the rotation of agitator frame in the agitator inside, improve the stirring efficiency to the mixture by a wide margin, the foaming efficiency of concrete is promoted by a wide margin equally.
(2) The high-strength foamed concrete and the preparation method thereof are characterized in that a stirring frame rotating inside a stirring barrel is adopted, a material lifting spiral is fixedly connected to the inner wall of the stirring frame, connecting blocks are fixedly connected to the periphery of the top of the stirring frame, the tops of the four connecting blocks are respectively fixedly connected with the periphery of the bottom of a turntable, a stirring main shaft is fixedly connected to the bottom of a driving gear, a stirring rod is fixedly connected to the surface of the stirring main shaft, a plurality of stirring rods are arranged on the surface of the stirring main shaft, a stirring auxiliary shaft is fixedly connected to the bottom of the driving gear, a stirring ring is fixedly connected to the surface of the stirring auxiliary shaft, the mixture inside the stirring barrel is stirred by the stirring main shaft, the stirring rods and the stirring auxiliary shaft which are arranged on the surface of the stirring main shaft and the stirring ring which is arranged on the surface of the stirring auxiliary shaft, and the, make the mixture roll in the inside of agitator all the time, can play better mixed effect to the inside mixture of agitator, and the foaming efficiency of concrete has obtained promoting by a wide margin.
Drawings
FIG. 1 is a schematic view showing the construction of a concrete mixing apparatus according to the present invention;
FIG. 2 is a schematic view of the structure of the top cover, the stirring motor and the driving assembly of the present invention;
FIG. 3 is a top view of the internal structure of the drive assembly of the present invention;
FIG. 4 is a schematic view of the structure of the top cover, the stirring motor and the stirring assembly of the present invention;
FIG. 5 is a schematic view of the mixing spindle and mixing rod configuration of the present invention;
FIG. 6 is a schematic view of the structure of the discharging assembly of the present invention.
In the figure, 1, a drive assembly; 11. a drive block; 12. a movable groove; 13. a drive gear; 14. a rotating shaft; 15. a transmission gear; 16. a turntable; 17. a rotating groove; 2. a stirring assembly; 21. a stirring frame; 22. material lifting and screwing; 23. connecting blocks; 24. a stirring main shaft; 25. a stirring rod; 26. a stirring counter shaft; 27. a stirring ring; 3. a discharge assembly; 31. a discharge pipe; 32. a control valve; 33. discharging a stub bar; 4. a stirring barrel; 5. fixing a bracket; 6. a top cover; 7. a stirring motor; 8. a feed conduit; 9. an air inlet duct.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides three technical solutions: the high-strength foamed concrete specifically comprises the following embodiments:
example 1
The high-strength foamed concrete is prepared from the following raw materials in parts by weight: 60 parts of cement, 40 parts of fine sand, 30 parts of fly ash, 10 parts of foaming agent, 15 parts of foam stabilizer and 40 parts of water;
the high-strength foamed concrete is prepared by the following steps:
firstly, producing and preparing high-strength foamed concrete by using concrete stirring equipment, introducing cement, fine sand, fly ash and water into a stirring barrel 4 according to the required proportion of a preparation process, controlling a switch of a stirring motor 7, rotating by using an output shaft of the stirring motor 7, realizing the rotation of a stirring component 2 in the stirring barrel 4 through a driving component 1, and quickly stirring a mixture in the stirring barrel 4;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel 4 through two feeding pipelines 8, blowing air into the stirring barrel 4 through an air inlet pipeline 9, rotating an output shaft of a stirring motor 7, driving a driving gear 13 in a driving block 11 to rotate in a movable groove 12 by using the output shaft of the stirring motor 7, enabling four transmission gears 15 in the movable groove 12 to simultaneously rotate in the direction opposite to that of the driving gear 13 due to meshing transmission between the four transmission gears 15 and the driving gear 13, driving a rotary table 16 to rotate in the same direction as the transmission gears 15 in the movable groove 12 by using the surface of the four transmission gears 15 to mesh with a gear ring arranged on the inner wall of the rotary table 16, and respectively driving a stirring main shaft 24, a stirring main shaft 15 and a stirring main shaft 16 through the driving gear 13, the transmission gears 15 and the rotary table, The rotation of the stirring counter shaft 26 and the stirring frame 21 inside the stirring barrel 4;
thirdly, stirring the mixture inside the stirring barrel 4 by using the stirring main shaft 24, the stirring rod 25 and the stirring auxiliary shaft 26 which are arranged on the surface of the stirring main shaft 24 and the stirring ring 27 which is arranged on the surface of the stirring auxiliary shaft 26, and upwards conveying the mixture inside the stirring barrel 4 by using the material lifting screw 22 on the inner wall of the stirring frame 21 so that the mixture is rolled inside the stirring barrel 4 all the time;
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, the control valve 32 in the discharging assembly 3 is opened to be opened and closed, the inside of the discharging pipe 31 is communicated with the inside of the discharging head 33, the foamed concrete in the stirring barrel 4 is discharged through the discharging head 33, the foamed concrete is made into a foamed concrete product, and the foamed concrete product can be used after being maintained.
Example 2
This example differs from example 1 in that:
the high-strength foamed concrete is prepared from the following raw materials in parts by weight: 80 parts of cement, 60 parts of fine sand, 50 parts of fly ash, 20 parts of foaming agent, 25 parts of foam stabilizer and 60 parts of water.
Example 3
This example differs from example 1 in that:
the high-strength foamed concrete is prepared from the following raw materials in parts by weight: 70 parts of cement, 50 parts of fine sand, 40 parts of fly ash, 15 parts of foaming agent, 20 parts of foam stabilizer and 50 parts of water.
A preparation method of high-strength foamed concrete specifically comprises the following steps:
firstly, producing and preparing high-strength foamed concrete by using concrete stirring equipment, introducing cement, fine sand, fly ash and water into a stirring barrel 4 according to the required proportion of a preparation process, controlling a switch of a stirring motor 7, rotating by using an output shaft of the stirring motor 7, realizing the rotation of a stirring component 2 in the stirring barrel 4 through a driving component 1, and quickly stirring a mixture in the stirring barrel 4;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel 4 through two feeding pipelines 8, blowing air into the stirring barrel 4 through an air inlet pipeline 9, rotating an output shaft of a stirring motor 7, driving a driving gear 13 in a driving block 11 to rotate in a movable groove 12 by using the output shaft of the stirring motor 7, enabling four transmission gears 15 in the movable groove 12 to simultaneously rotate in the direction opposite to that of the driving gear 13 due to meshing transmission between the four transmission gears 15 and the driving gear 13, driving a rotary table 16 to rotate in the same direction as the transmission gears 15 in the movable groove 12 by using the surface of the four transmission gears 15 to mesh with a gear ring arranged on the inner wall of the rotary table 16, and respectively driving a stirring main shaft 24, a stirring main shaft 15 and a stirring main shaft 16 through the driving gear 13, the transmission gears 15 and the rotary table, The rotation of the stirring counter shaft 26 and the stirring frame 21 inside the stirring barrel 4;
thirdly, stirring the mixture inside the stirring barrel 4 by using the stirring main shaft 24, the stirring rod 25 and the stirring auxiliary shaft 26 which are arranged on the surface of the stirring main shaft 24 and the stirring ring 27 which is arranged on the surface of the stirring auxiliary shaft 26, and upwards conveying the mixture inside the stirring barrel 4 by using the material lifting screw 22 on the inner wall of the stirring frame 21 so that the mixture is rolled inside the stirring barrel 4 all the time;
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, the control valve 32 in the discharging assembly 3 is opened to be opened and closed, the inside of the discharging pipe 31 is communicated with the inside of the discharging head 33, and the foamed concrete in the stirring barrel 4 is discharged through the discharging head 33.
Please refer to fig. 1, the concrete mixing apparatus includes a mixing tank 4 and a fixing bracket 5 fixed around the surface of the mixing tank 4, the top of the mixing tank 4 is fixedly connected with a top cover 6, and the top of the top cover 6 is fixedly connected with a mixing motor 7, the bottom of the top cover 6 is provided with a driving component 1 inside the mixing tank 4, and the inside of the mixing tank 4 is provided with a mixing component 2, the bottom of the mixing tank 4 is provided with a discharging component 3, the upper part of the peripheral surface of the mixing tank 4 is communicated with a feeding pipeline 8, and the bottom of the mixing tank 4 is communicated with an air inlet pipeline 9.
Referring to fig. 2 and 3, the driving assembly 1 includes a driving block 11 fixed at the bottom of the top cover 6, a movable slot 12 is formed at the bottom of the driving block 11, one end of an output shaft of the stirring motor 7 penetrates through the top cover 6, the driving block 11 and the movable slot 12 and extends into the movable slot 12, one end of the output shaft of the stirring motor 7 extending into the movable slot 12 is fixedly connected with a driving gear 13, the top of the inner wall of the movable slot 12 is rotatably connected with a rotating shaft 14, the surface of the rotating shaft 14 is fixedly connected with a transmission gear 15, the inner part of the movable slot 12 is rotatably connected with a rotating disk 16, the inner wall of the rotating disk 16 is provided with a gear ring, four transmission gears 15 are arranged inside the movable slot 12, the surfaces of the four transmission gears 15 are all in meshing transmission with the surface of the driving gear 13, the surfaces of the four transmission gears 15 are all in meshing transmission with the gear ring arranged on the, and the inside of the rotation groove 17 communicates with the inside of the movable groove 12, and the surface of the turntable 16 is rotatably connected with the inner wall of the rotation groove 17.
Referring to fig. 4 and 5, the stirring assembly 2 includes a stirring frame 21 located inside the stirring barrel 4 and rotating, a material lifting screw 22 is fixedly connected to an inner wall of the stirring frame 21, connection blocks 23 are fixedly connected to the periphery of the top of the stirring frame 21, the tops of the four connection blocks 23 are fixedly connected to the periphery of the bottom of the turntable 16, a stirring main shaft 24 is fixedly connected to the bottom of the driving gear 13, a stirring rod 25 is fixedly connected to the surface of the stirring main shaft 24, a plurality of stirring rods 25 are arranged on the surface of the stirring main shaft 24, a stirring auxiliary shaft 26 is fixedly connected to the bottom of the driving gear 15, and a stirring ring 27 is fixedly connected to the surface of the stirring auxiliary shaft 26.
Referring to fig. 6, the discharging assembly 3 includes a discharging pipe 31 fixed at the bottom of the stirring barrel 4, the discharging pipe 31 is communicated with the inside of the stirring barrel 4, a control valve 32 is disposed at the bottom end of the discharging pipe 31, and a discharging head 33 is fixedly connected to the bottom end of the control valve 32.
And those not described in detail in this specification are well within the skill of those in the art.
The working principle is that when the rapid stirring device is used, cement, fine sand, fly ash and water are introduced into the stirring barrel 4 according to the required proportion of a preparation process, a switch of a stirring motor 7 is controlled, an output shaft of the stirring motor 7 is utilized to rotate, the stirring assembly 2 rotates in the stirring barrel 4 through a driving assembly 1, the mixture in the stirring barrel 4 is rapidly stirred, after the mixture is stirred and mixed in the step one, a foaming agent and a foam stabilizer are respectively introduced into the stirring barrel 4 through two feeding pipelines 8, air is blown into the stirring barrel 4 through an air inlet pipeline 9, the output shaft of the stirring motor 7 rotates, the driving gear 13 in a driving block 11 is driven by the output shaft of the stirring motor 7 to rotate in a movable tank 12, and because four transmission gears 15 in the movable tank 12 are in meshing transmission with the driving gear 13, the four transmission gears 15 simultaneously rotate in the direction opposite to the driving gear 13 in the movable tank 12, the surface of four transmission gears 15 is engaged with a gear ring arranged on the inner wall of a turntable 16 for transmission, the turntable 16 is driven to rotate in the same direction as the transmission gears 15 in the movable groove 12, a stirring main shaft 24, a stirring auxiliary shaft 26 and a stirring frame 21 are respectively driven to rotate in the stirring barrel 4 through a driving gear 13, the transmission gears 15 and the turntable 16, the stirring main shaft 24, a stirring rod 25 and a stirring auxiliary shaft 26 which are arranged on the surface of the stirring main shaft 24 and a stirring ring 27 which is arranged on the surface of the stirring auxiliary shaft 26 are used for stirring the mixture in the stirring barrel 4, a material lifting screw 22 on the inner wall of the stirring frame 21 upwards conveys the mixture in the stirring barrel 4, the mixture is enabled to roll in the stirring barrel 4 all the time, after the stirring of the foamed concrete is completed in the third step, the foamed concrete is obtained, a control valve 32 in a discharging assembly 3 is opened and opened, so that the inside of a discharging pipe, the foamed concrete inside the agitating barrel 4 is discharged through the tap 33.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A high-strength foamed concrete is characterized in that: the composition is characterized by comprising the following raw materials in parts by weight: 60-80 parts of cement, 40-60 parts of fine sand, 30-50 parts of fly ash, 10-20 parts of foaming agent, 15-25 parts of foam stabilizer and 40-60 parts of water;
the high-strength foamed concrete is prepared by the following steps:
firstly, high-strength foamed concrete is produced and prepared by using concrete stirring equipment, cement, fine sand, fly ash and water are introduced into a stirring barrel (4) according to the required proportion of the preparation process, a switch of a stirring motor (7) is controlled, an output shaft of the stirring motor (7) is used for rotating, the rotation of a stirring component (2) in the stirring barrel (4) is realized through a driving component (1), and the mixture in the stirring barrel (4) is rapidly stirred;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel (4) through two feeding pipelines (8), blowing air into the stirring barrel (4) through an air inlet pipeline (9), rotating an output shaft of a stirring motor (7), driving a driving gear (13) in a driving block (11) to rotate in a movable groove (12) by utilizing the output shaft of the stirring motor (7), enabling four transmission gears (15) in the movable groove (12) to simultaneously rotate in the direction opposite to that of the driving gear (13) in the movable groove (12) due to meshing transmission between the four transmission gears (15) in the movable groove (12) and the driving gear (13), and driving a rotary disc (16) to rotate in the same direction as the transmission gears (15) in the movable groove (12) by utilizing the meshing transmission between the surfaces of the four transmission gears (15) and a gear ring arranged on the inner wall of the rotary disc (16), the stirring main shaft (24), the stirring auxiliary shaft (26) and the stirring frame (21) are respectively driven to rotate in the stirring barrel (4) through the driving gear (13), the transmission gear (15) and the turntable (16);
thirdly, stirring the mixture in the stirring barrel (4) by using a stirring main shaft (24), a stirring rod (25) and a stirring auxiliary shaft (26) which are arranged on the surface of the stirring main shaft (24) and a stirring ring (27) which is arranged on the surface of the stirring auxiliary shaft (26), and upwards conveying the mixture in the stirring barrel (4) by using a material lifting screw (22) on the inner wall of a stirring frame (21) so that the mixture is rolled in the stirring barrel (4);
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, a control valve (32) in the discharging assembly (3) is opened to be opened and closed, the inside of the discharging pipe (31) is communicated with the inside of the discharging head (33), the foamed concrete in the stirring barrel (4) is discharged through the discharging head (33), the foamed concrete is made into a foamed concrete product, and the foamed concrete product can be used after being maintained.
2. The method for preparing high-strength foamed concrete according to claim 1, wherein the method comprises the following steps: the method specifically comprises the following steps:
firstly, high-strength foamed concrete is produced and prepared by using concrete stirring equipment, cement, fine sand, fly ash and water are introduced into a stirring barrel (4) according to the required proportion of the preparation process, a switch of a stirring motor (7) is controlled, an output shaft of the stirring motor (7) is used for rotating, the rotation of a stirring component (2) in the stirring barrel (4) is realized through a driving component (1), and the mixture in the stirring barrel (4) is rapidly stirred;
step two, after the mixture is stirred and mixed in the step one, respectively introducing a foaming agent and a foam stabilizer into the stirring barrel (4) through two feeding pipelines (8), blowing air into the stirring barrel (4) through an air inlet pipeline (9), rotating an output shaft of a stirring motor (7), driving a driving gear (13) in a driving block (11) to rotate in a movable groove (12) by utilizing the output shaft of the stirring motor (7), enabling four transmission gears (15) in the movable groove (12) to simultaneously rotate in the direction opposite to that of the driving gear (13) in the movable groove (12) due to meshing transmission between the four transmission gears (15) in the movable groove (12) and the driving gear (13), and driving a rotary disc (16) to rotate in the same direction as the transmission gears (15) in the movable groove (12) by utilizing the meshing transmission between the surfaces of the four transmission gears (15) and a gear ring arranged on the inner wall of the rotary disc (16), the stirring main shaft (24), the stirring auxiliary shaft (26) and the stirring frame (21) are respectively driven to rotate in the stirring barrel (4) through the driving gear (13), the transmission gear (15) and the turntable (16);
thirdly, stirring the mixture in the stirring barrel (4) by using a stirring main shaft (24), a stirring rod (25) and a stirring auxiliary shaft (26) which are arranged on the surface of the stirring main shaft (24) and a stirring ring (27) which is arranged on the surface of the stirring auxiliary shaft (26), and upwards conveying the mixture in the stirring barrel (4) by using a material lifting screw (22) on the inner wall of a stirring frame (21) so that the mixture is rolled in the stirring barrel (4);
step four, after the foamed concrete is stirred in the step three, the foamed concrete is obtained, a control valve (32) in the discharging assembly (3) is opened to be opened and closed, the interior of the discharging pipe (31) is communicated with the interior of the discharging head (33), and the foamed concrete in the stirring barrel (4) is discharged through the discharging head (33).
3. The method for preparing high-strength foamed concrete according to claim 2, wherein the method comprises the following steps: concrete mixing equipment includes agitator (4) and fixes fixed bolster (5) all around agitator (4) surface, the top fixedly connected with top cap (6) of agitator (4), and the top fixedly connected with agitator motor (7) of top cap (6), the bottom of top cap (6) and the inside that is located agitator (4) are provided with drive assembly (1), and the inside of agitator (4) is provided with stirring subassembly (2), the bottom of agitator (4) is provided with ejection of compact subassembly (3), the global top intercommunication of agitator (4) has charge-in pipeline (8), and the bottom intercommunication of agitator (4) has admission line (9).
4. The method for preparing high-strength foamed concrete according to claim 3, wherein the method comprises the following steps: drive assembly (1) is including fixing drive block (11) in top cap (6) bottom, and the bottom of drive block (11) has seted up movable groove (12), the one end of agitator motor (7) output shaft runs through top cap (6), drive block (11) and movable groove (12) and extends to the inside of movable groove (12), and agitator motor (7) output shaft extends to the one end fixedly connected with drive gear (13) of movable groove (12) inside, the top of movable groove (12) inner wall is rotated and is connected with pivot (14), and the fixed surface of pivot (14) is connected with drive gear (15), the inside rotation of movable groove (12) is connected with carousel (16), and the inner wall of carousel (16) is provided with the ring gear.
5. The method for preparing high-strength foamed concrete according to claim 4, wherein the method comprises the following steps: the four transmission gears (15) are arranged in the movable groove (12), the surfaces of the four transmission gears (15) are in meshing transmission with the surface of the driving gear (13), and the surfaces of the four transmission gears (15) are in meshing transmission with gear rings arranged on the inner wall of the rotary table (16).
6. The method for preparing high-strength foamed concrete according to claim 4, wherein the method comprises the following steps: the inside of drive block (11) is seted up with the rotation groove (17) of carousel (16) looks adaptation, and rotates the inside intercommunication in inside and the activity groove (12) of groove (17), the surface of carousel (16) rotates with the inner wall in rotation groove (17) and is connected.
7. The method for preparing high-strength foamed concrete according to claim 4, wherein the method comprises the following steps: stirring subassembly (2) is including being located inside pivoted stirring frame (21) of agitator (4), and the inner wall fixedly connected with of stirring frame (21) carries material spiral (22), equal fixedly connected with connecting block (23) all around at stirring frame (21) top, and the top of four connecting blocks (23) respectively with carousel (16) bottom fixed connection all around, the bottom fixedly connected with stirring main shaft (24) of drive gear (13), and the fixed surface of stirring main shaft (24) is connected with puddler (25), the surface that puddler (25) are located stirring main shaft (24) is provided with a plurality of, the bottom fixedly connected with stirring countershaft (26) of drive gear (15), and the fixed surface of stirring countershaft (26) is connected with stirring ring (27).
8. The method for preparing high-strength foamed concrete according to claim 3, wherein the method comprises the following steps: discharging component (3) are including fixing discharging pipe (31) in agitator (4) bottom, and the inside intercommunication of the inside of discharging pipe (31) and agitator (4), the bottom of discharging pipe (31) is provided with control flap (32), and the bottom fixedly connected with of control flap (32) goes out stub bar (33).
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| CN202011097420.8A CN112279567A (en) | 2020-10-14 | 2020-10-14 | High-strength foamed concrete and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960933A (en) * | 2021-03-08 | 2021-06-15 | 哈尔滨金英建材有限公司 | Composite foam concrete foaming agent and preparation device and preparation method thereof |
| CN113263627A (en) * | 2021-06-01 | 2021-08-17 | 王淑玲 | Concrete formula for improving rheological property and preparation process thereof |
| CN114919066A (en) * | 2022-05-11 | 2022-08-19 | 河北琪发建材科技股份有限公司 | Reverse fountain type tentacle-shaped modified polymer fiber mortar stirring equipment |
| CN117901262A (en) * | 2024-01-26 | 2024-04-19 | 广东森沛建设工程有限公司 | Preparation device and preparation method for preparing water stable material |
-
2020
- 2020-10-14 CN CN202011097420.8A patent/CN112279567A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960933A (en) * | 2021-03-08 | 2021-06-15 | 哈尔滨金英建材有限公司 | Composite foam concrete foaming agent and preparation device and preparation method thereof |
| CN113263627A (en) * | 2021-06-01 | 2021-08-17 | 王淑玲 | Concrete formula for improving rheological property and preparation process thereof |
| CN114919066A (en) * | 2022-05-11 | 2022-08-19 | 河北琪发建材科技股份有限公司 | Reverse fountain type tentacle-shaped modified polymer fiber mortar stirring equipment |
| CN117901262A (en) * | 2024-01-26 | 2024-04-19 | 广东森沛建设工程有限公司 | Preparation device and preparation method for preparing water stable material |
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