CN113059695A - Concrete fine-refining dispersion preparation system and process - Google Patents
Concrete fine-refining dispersion preparation system and process Download PDFInfo
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- CN113059695A CN113059695A CN202110263291.3A CN202110263291A CN113059695A CN 113059695 A CN113059695 A CN 113059695A CN 202110263291 A CN202110263291 A CN 202110263291A CN 113059695 A CN113059695 A CN 113059695A
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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
- B28C5/08—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
- B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
- B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
- B28C5/22—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers with stirrers held stationary, e.g. the material forming a ring zone by centrifugal force
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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
- B28C5/08—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
- B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
- B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
- B28C5/2045—Parts or components
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- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a concrete fine-refining dispersion preparation system which comprises an ellipsoidal stirrer shell, wherein an ellipsoidal mortar bin is arranged in the ellipsoidal stirrer shell, a spherical stirrer inner shell is arranged in the ellipsoidal stirrer shell, and the spherical center of the spherical stirrer inner shell is coincided with the ellipsoidal center of the ellipsoidal stirrer shell; a mortar fine mixing unit is arranged inside the inner shell of the spherical stirrer; the invention can blend the mortar at the bottom and the top of the ellipsoidal mortar bin in the spherical stirring bin, solves the problem of uneven mortar up and down, and has higher mortar dispersion fineness than that of the traditional stirring mechanism.
Description
Technical Field
The invention belongs to the field of concrete preparation.
Background
The conditions that the mortar is not dispersed sufficiently and is not uniform up and down in a stirring container exist in a large concrete stirring preparation mechanism.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a concrete fine dispersion preparation system and a concrete fine dispersion preparation process which are uniformly dispersed up and down.
The technical scheme is as follows: in order to achieve the purpose, the concrete fine-refining dispersion preparation system comprises an ellipsoidal stirrer shell, wherein an ellipsoidal mortar bin is arranged in the ellipsoidal stirrer shell, a spherical stirrer inner shell is arranged in the ellipsoidal stirrer shell, and the spherical center of the spherical stirrer inner shell is coincided with the ellipsoidal center of the ellipsoidal stirrer shell; the inside of the shell in the spherical stirrer is provided with a mortar fine mixing unit.
Furthermore, a left mortar circulating pipe and a right mortar circulating pipe are respectively and coaxially and integrally arranged at the left end and the right end of the inner shell of the spherical stirrer, the axes of the left mortar circulating pipe and the right mortar circulating pipe are coincided with the ellipsoid major axis of the ellipsoid-shaped mortar bin, a left circulating guide outlet at the left end of the left mortar circulating pipe is communicated with the left end of the ellipsoid-shaped mortar bin along the direction of the ellipsoid major axis, and a right circulating guide outlet at the right end of the right mortar circulating pipe is communicated with the right end of the ellipsoid-shaped mortar bin along the direction of the ellipsoid major axis; an upper mortar circulation leading-in port is arranged at the top end of the inner shell of the spherical stirrer, and a lower mortar circulation leading-in port is arranged at the lower end of the inner shell of the spherical stirrer; the mortar at the upper end and the lower end in the ellipsoidal mortar bin is respectively introduced into a mortar fine mixing unit in the spherical stirrer inner shell through an upper mortar circulation introducing port and a lower mortar circulation introducing port; mortar in the spherical stirrer inner shell is respectively led out to the left end and the right end of the ellipsoidal mortar bin along the ellipsoidal long axis direction through the left circulation outlet and the right circulation outlet.
Further, the top of ellipsoid form agitator shell is provided with the mortar feed inlet that mixes roughly, the bottom of ellipsoid form agitator shell is connected with first mortar eduction tube, is provided with the valve on the first mortar eduction tube, the mortar in the ellipsoid form mortar storehouse can pass through first mortar eduction tube is derived.
Furthermore, the outer wall of the inner shell of the spherical stirrer is fixedly supported and connected with the inner wall of the outer shell of the ellipsoidal stirrer through a support.
Further, the mortar fine mixing unit comprises a rotary ball shell in the inner shell of the spherical stirrer, and the center of the rotary ball shell is superposed with the center of the inner shell of the spherical stirrer; the inside of the rotary ball shell is a spherical stirring bin;
the rotary ball shell is formed by combining a left hemispherical shell and a right hemispherical shell, the inner wall of the left hemispherical shell is fixedly connected with a plurality of first mortar stirring blades pointing to the direction of the center of a ball, and the inner wall of the right hemispherical shell is fixedly connected with a plurality of second mortar stirring blades pointing to the direction of the center of the ball; the distance between the left hemispherical shell and the right hemispherical shell forms an annular mixed mortar overflow port;
the distance between the left hemispherical shell and the inner shell of the spherical stirrer forms a left hemispherical mortar dispersing channel, the distance between the right hemispherical shell and the inner shell of the spherical stirrer forms a right hemispherical mortar dispersing channel, and the spherical stirring bin is simultaneously communicated with one ends, close to the annular mixed mortar overflowing port, of the left hemispherical mortar dispersing channel and the right hemispherical mortar dispersing channel through the annular mixed mortar overflowing port; the right end of a left circulation channel in the left mortar circulation pipe is coaxially communicated with the left end of the left hemispherical mortar dispersion channel, and the left end of a right circulation channel in the right mortar circulation pipe is coaxially communicated with the right end of the right hemispherical mortar dispersion channel; the outer wall of the left hemispherical shell is circumferentially distributed with a plurality of rows of first mortar dispersing tooth bodies in a sawtooth shape, and the outer wall of the right hemispherical shell is circumferentially distributed with a plurality of rows of second mortar dispersing tooth bodies in a sawtooth shape; the axis of the central shaft is coincided with the long axis of the ellipsoid, the coaxial center of the central shaft passes through the left circulation channel and the right circulation channel, and the left end of the left hemispherical shell and the right end of the right hemispherical shell are integrally connected to the central shaft in a coaxial manner; a first auger spiral mortar conveying blade is coaxially arranged in the left circulation channel, the first auger spiral mortar conveying blade is integrally and synchronously arranged on the central shaft, a second auger spiral mortar conveying blade is coaxially arranged in the right circulation channel, and the second auger spiral mortar conveying blade is integrally and synchronously arranged on the central shaft; the spiral rotation direction of the first auger spiral mortar conveying blade is opposite to that of the second auger spiral mortar conveying blade;
a cylindrical mortar transition box body is arranged at the spherical center of the spherical stirring bin, the cylinder axis of the mortar transition box body is superposed with the ellipsoid long axis, two end walls of the mortar transition box body are respectively a left end wall body and a right end wall body, a disc-shaped partition plate is coaxially arranged in the middle of the mortar transition box body, and a first transition bin and a second transition bin are arranged on the left side and the right side of the disc-shaped partition plate; the axial centers of the left end wall body, the disc-shaped partition plate and the right end wall body are uniformly provided with a first bearing sleeve, a second bearing sleeve and a third bearing sleeve, and the first bearing sleeve, the second bearing sleeve and the third bearing sleeve are in rotating fit with the central shaft through bearings;
the left end wall body is fixedly connected with a plurality of left mortar pipes extending leftwards, and the left mortar pipes are used for communicating the first transition bin with the left end in the spherical stirring bin; the right end wall body is fixedly connected with a plurality of right mortar pipes extending rightwards, and the second transition bin is communicated with the left end in the spherical stirring bin through the right mortar pipes;
the upper side and the lower side of the mortar transition box body are respectively provided with a first mortar pipe and a second mortar pipe which are vertical and hard, the first mortar pipe upwards penetrates through the annular mixed mortar overflow port, and the second mortar pipe downwards penetrates through the annular mixed mortar overflow port;
the upper end and the lower end of the first mortar pipe are respectively fixedly connected with the spherical stirrer inner shell and the mortar transition box body, the upper end of the first mortar pipe is communicated with the upper mortar circulation leading-in port, and the lower end of the first mortar pipe is communicated with the first transition bin;
the upper end and the lower end of the second mortar pipe are respectively fixedly connected with the mortar transition box body and the spherical stirrer inner shell, the upper end of the second mortar pipe is communicated with the second transition bin, and the lower end of the first mortar pipe is communicated with the lower mortar circulation leading-in port.
Further, a bearing seat is arranged at the right end of the ellipsoidal stirrer shell and is in running fit with the central shaft through a first bearing; the device also comprises a driver which is in driving connection with the central shaft.
Furthermore, a first valve and a second valve are respectively arranged on the first mortar pipe and the second mortar pipe.
Furthermore, the bottom of the shell in the spherical stirrer is connected with a second mortar delivery pipe, a valve is arranged on the second mortar delivery pipe, and mortar in the shell in the spherical stirrer can be delivered through the second mortar delivery pipe.
Further, the working method of the concrete fine-refining dispersion preparation system comprises the following steps:
the method comprises the following steps:
firstly, feeding the primarily mixed concrete mortar into an ellipsoidal mortar bin through a coarse mixing mortar feeding hole, so that the ellipsoidal mortar bin is filled with the primarily mixed concrete mortar, controlling a central shaft to rotate clockwise at the moment, so that a first auger screw mortar conveying blade and a second auger screw mortar conveying blade synchronously rotate clockwise along with the central shaft, wherein the screw rotation direction of the first auger screw mortar conveying blade is opposite to that of the second auger screw mortar conveying blade, and the first auger screw mortar conveying blade and the second auger screw mortar conveying blade which rotate clockwise respectively continuously convey the mortar at the left end and the right end of the ellipsoidal mortar bin along the major axis direction of an ellipsoid into a left hemispherical mortar dispersing channel and a right hemispherical mortar dispersing channel through a left circulating channel and a right circulating channel respectively, and then the mortar entering the left hemispherical mortar dispersing channel and the right hemispherical mortar dispersing channel is circularly mixed through a ring The mortar overflow port is continuously extruded into the spherical stirring bin, and the spherical stirring bin is completely filled with the primarily mixed mortar after a certain time, so that the inner shell of the whole spherical stirrer is also filled with the mortar; at the moment, a part of mortar in the ellipsoidal mortar bin enters the inner shell of the spherical stirrer, so that the mortar in the ellipsoidal mortar bin can descend, and at the moment, the primarily mixed concrete mortar is fed into the ellipsoidal mortar bin through the coarse mixing mortar feeding port until the height of the mortar liquid level in the ellipsoidal mortar bin is higher than that of the upper mortar circulation introducing port, and the shell and the outer shell of the inner shell of the spherical stirrer are filled with the primarily mixed mortar;
step two, controlling the central shaft to rotate anticlockwise, wherein the first auger screw mortar conveying blade and the second auger screw mortar conveying blade also rotate anticlockwise from the original clockwise direction, the first auger screw mortar conveying blade and the second auger screw mortar conveying blade respectively and continuously pump out the mortar in the left hemisphere mortar dispersing channel and the right hemisphere mortar dispersing channel to the left end and the right end in the ellipsoidal mortar bin through the left circulating channel and the right circulating channel, and the mortar in the left hemisphere mortar dispersing channel and the right hemisphere mortar dispersing channel is continuously pumped out to form continuous negative pressure, so that the mortar in the whole ellipsoidal stirrer shell forms 'mortar flowing dispersing circulation';
in the 'mortar flowing and dispersing circulation', mortar at the top of an ellipsoidal mortar bin is continuously sucked into a first transition bin from an upper mortar circulating inlet through a first mortar pipe, mortar at the bottom of the ellipsoidal mortar bin is continuously sucked into a second transition bin from a lower mortar circulating inlet through a second mortar pipe, and concrete mortar in the first transition bin and concrete mortar in the second transition bin are respectively led into the left end and the right end extruded into a spherical stirring bin through a left mortar pipe and a right mortar pipe under the action of negative pressure, so that the mortar from the top of the ellipsoidal mortar bin and the mortar from the bottom of the ellipsoidal mortar bin are continuously supplemented into the spherical stirring bin; because the left hemispherical shell and the right hemispherical shell are coaxially connected to the central shaft, the left hemispherical shell and the right hemispherical shell can synchronously rotate anticlockwise along with the central shaft, so that a plurality of first mortar stirring blades pointing to the direction of the central shaft and a plurality of second mortar stirring blades pointing to the direction of the central shaft are continuously stirred anticlockwise in the spherical stirring bin, the mortar from the top of the ellipsoidal mortar bin and the mortar from the bottom of the ellipsoidal mortar bin are preliminarily mixed and melted in the spherical stirring bin, and the mortar in the spherical stirring bin is marked as 'preliminarily mixed and melted mortar', so that the condition that the mortar in the housing of the ellipsoidal stirrer is uneven up and down is avoided; meanwhile, under the action of negative pressure, the 'preliminary mixed mortar' in the spherical stirring bin continuously overflows to one end, close to the annular mixed mortar overflow port, of the left hemispherical mortar dispersing channel and the right hemispherical mortar dispersing channel in a divergent manner through the annular mixed mortar overflow port, so that the 'preliminary mixed mortar' is continuously supplemented into the hemispherical mortar dispersing channel and the right hemispherical mortar dispersing channel, the first auger helical mortar conveying blade and the second auger helical mortar conveying blade respectively pump out the mortar in the left hemispherical mortar dispersing channel and the right hemispherical mortar dispersing channel to the left end and the right end in the ellipsoidal mortar bin through the left circulating channel and the right circulating channel, and the mortar from the top of the ellipsoidal mortar bin and the mortar from the bottom end of the ellipsoidal mortar bin return to the ellipsoidal mortar bin again, thus, a 'mortar flow dispersion cycle' is completed; in the 'mortar flowing and dispersing cycle', the 'preliminary blended mortar' flows through the left hemisphere mortar dispersing channel and the right hemisphere mortar dispersing channel respectively, and particles five are mutually interpenetrated, sheared, slipped and diffused under the tearing and stirring of a plurality of rows of first mortar dispersing tooth bodies in a saw-toothed shape and a plurality of rows of second mortar dispersing tooth bodies in a saw-toothed shape, and finally, the aim of fine and uniform dispersion is achieved, and further, the fine and smooth dispersion effect is achieved while the vertical uniformity is considered;
and step three, after the step two lasts for a period of time, all the mortar in the outer shell of the ellipsoidal stirrer becomes even up and down, and meanwhile, the fine and smooth concrete mortar is dispersed, and at the moment, the valves on the first mortar delivery pipe and the second mortar delivery pipe are opened, so that the fine and uniform mortar inside and outside the inner shell of the spherical stirrer is discharged.
Has the advantages that: the invention can blend the mortar at the bottom and the top of the ellipsoidal mortar bin in the spherical stirring bin, solves the problem of uneven mortar up and down, and has higher mortar dispersion fineness than that of the traditional stirring mechanism.
Drawings
FIG. 1 is a schematic view of the overall structure of the device;
FIG. 2 is a first cross-sectional view of the present device;
FIG. 3 is a second cross-sectional view of the present device;
FIG. 4 is a schematic front sectional view of the apparatus;
FIG. 5 is a schematic structural view of the device after hiding the shell of the rotary ball;
FIG. 6 is a cross-sectional view of FIG. 5;
FIG. 7 is a schematic structural view of a shell of a rotary ball;
figure 8 is a cross-sectional view of the swivel ball housing.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The concrete fine-grained dispersion preparation system shown in the attached figures 1 to 8 comprises an ellipsoidal stirrer shell 5, wherein an ellipsoidal mortar bin 14 is arranged in the ellipsoidal stirrer shell 5, a spherical stirrer inner shell 2 is arranged in the ellipsoidal stirrer shell 5, and the spherical center of the spherical stirrer inner shell 2 is coincided with the ellipsoidal center of the ellipsoidal stirrer shell 5; the inside of the spherical stirrer inner shell 2 is provided with a mortar fine mixing unit.
The left end and the right end of the spherical stirrer inner shell 2 are respectively provided with a left mortar circulating pipe 1 and a right mortar circulating pipe 16 coaxially and integrally, the axes of the left mortar circulating pipe 1 and the right mortar circulating pipe 16 are coincided with the ellipsoid major axis 97 of the ellipsoid mortar bin 14, a left circulating outlet 87 at the left end of the left mortar circulating pipe 1 is communicated with the left end of the ellipsoid mortar bin 14 along the direction of the ellipsoid major axis 97, and a right circulating outlet 88 at the right end of the right mortar circulating pipe 16 is communicated with the right end of the ellipsoid mortar bin 14 along the direction of the ellipsoid major axis 97; an upper mortar circulation leading-in port 7 is arranged at the top end of the spherical stirrer inner shell 2, and a lower mortar circulation leading-in port 25 is arranged at the lower end of the spherical stirrer inner shell 2; the mortar at the upper end and the lower end in the ellipsoidal mortar bin 14 is respectively introduced into the mortar fine mixing unit in the spherical stirrer inner shell 2 through the upper mortar circulation introduction port 7 and the lower mortar circulation introduction port 25; mortar in the spherical stirrer inner shell 2 is respectively led out to the left end and the right end of the ellipsoidal mortar bin 14 along the direction of the ellipsoid long axis 97 through the left circulation outlet 87 and the right circulation outlet 88.
The top of ellipsoid form agitator shell 5 is provided with coarse mixing mortar feed inlet 10, the bottom of ellipsoid form agitator shell 5 is connected with first mortar eduction tube 26, is provided with the valve on the first mortar eduction tube 26, the mortar in the ellipsoid form mortar storehouse 14 can be through first mortar eduction tube 26 exports.
The outer wall of the spherical stirrer inner shell 2 is fixedly supported and connected with the inner wall of the ellipsoidal stirrer outer shell 5 through a support 22.
The mortar fine mixing unit comprises a rotary ball shell 74 in the spherical stirrer inner shell 2, and the center of the rotary ball shell 74 is superposed with the center of the spherical stirrer inner shell 2; the inside of the rotary ball shell 74 is a spherical stirring bin 11;
the rotary spherical shell 74 is formed by combining a left hemispherical shell 3 and a right hemispherical shell 15, the inner wall of the left hemispherical shell 3 is fixedly connected with a plurality of first mortar stirring blades 6 pointing to the direction of the center of sphere, and the inner wall of the right hemispherical shell 15 is fixedly connected with a plurality of second mortar stirring blades 13 pointing to the direction of the center of sphere; the distance between the left hemispherical shell 3 and the right hemispherical shell 15 forms an annular mixed mortar overflow port 50;
the distance between the left hemispherical shell 3 and the spherical stirrer inner shell 2 forms a left hemispherical mortar dispersing channel 4, the distance between the right hemispherical shell 15 and the spherical stirrer inner shell 2 forms a right hemispherical mortar dispersing channel 12, and the spherical stirring bin 11 is simultaneously communicated with one ends of the left hemispherical mortar dispersing channel 4 and the right hemispherical mortar dispersing channel 12 close to the annular mixed mortar overflowing port 50 through the annular mixed mortar overflowing port 50; the right end of a left circulation channel 30 in the left mortar circulation pipe 1 is coaxially communicated with the left end of the left hemisphere mortar dispersion channel 4, and the left end of a right circulation channel 20 in the right mortar circulation pipe 16 is coaxially communicated with the right end of the right hemisphere mortar dispersion channel 12; a plurality of rows of first mortar dispersing tooth bodies 27 in a sawtooth shape are distributed on the outer wall of the left hemispherical shell 3 in a circumferential array manner, and a plurality of rows of second mortar dispersing tooth bodies 23 in a sawtooth shape are distributed on the outer wall of the right hemispherical shell 15 in a circumferential array manner; the central shaft 19 is coaxially overlapped with the ellipsoid long shaft 97, the central shaft 19 coaxially passes through the left circulation channel 30 and the right circulation channel 20, and the left end of the left hemispherical shell 3 and the right end of the right hemispherical shell 15 are coaxially and integrally connected to the central shaft 19; a first auger screw mortar conveying blade 31 is coaxially arranged in the left circulation channel 30, the first auger screw mortar conveying blade 31 is integrally and synchronously arranged on the central shaft 19, a second auger screw mortar conveying blade 21 is coaxially arranged in the right circulation channel 20, and the second auger screw mortar conveying blade 21 is integrally and synchronously arranged on the central shaft 19; the spiral rotating direction of the first auger spiral mortar conveying blade 31 is opposite to the spiral rotating direction of the second auger spiral mortar conveying blade 21;
a cylindrical mortar transition box body 32 is arranged at the spherical center of the spherical stirring bin 11, the cylinder axis of the mortar transition box body 32 is overlapped with the ellipsoid long axis 97, the two end walls of the mortar transition box body 32 are respectively a left end wall body 53 and a right end wall body 54, a disc-shaped partition plate 37 is coaxially arranged in the middle of the mortar transition box body 32, and a first transition bin 35 and a second transition bin 36 are arranged at the left side and the right side of the disc-shaped partition plate 37; the axial centers of the left end wall body 53, the disc-shaped partition 37 and the right end wall body 54 are integrally provided with a first bearing sleeve 60, a second bearing sleeve 38 and a third bearing sleeve 39, and the first bearing sleeve 60, the second bearing sleeve 38 and the third bearing sleeve 39 are rotatably engaged with the central shaft 19 through bearings;
a plurality of left mortar pipes 33 extending leftwards are fixedly connected to the left end wall body 53, and the first transition bin 35 is communicated with the left end in the spherical stirring bin 11 through the left mortar pipes 33; a plurality of right mortar pipes 34 extending rightwards are fixedly connected to the right end wall body 54, and the second transition bin 36 is communicated with the left end in the spherical stirring bin 11 through the right mortar pipes 34;
the upper side and the lower side of the mortar transition box body 32 are respectively provided with a first mortar pipe 9 and a second mortar pipe 24 which are vertical and hard, the first mortar pipe 9 upwards passes through the annular mixed mortar overflow port 50, and the second mortar pipe 24 downwards passes through the annular mixed mortar overflow port 50;
the upper end and the lower end of the first mortar pipe 9 are respectively fixedly connected with the spherical stirrer inner shell 2 and the mortar transition box body 32, the upper end of the first mortar pipe 9 is communicated with the upper mortar circulation leading-in port 7, and the lower end of the first mortar pipe 9 is communicated with the first transition bin 35;
the upper end and the lower end of the second mortar pipe 24 are respectively fixedly connected with the mortar transition box body 32 and the spherical stirrer inner shell 2, the upper end of the second mortar pipe 24 is communicated with the second transition bin 36, and the lower end of the first mortar pipe 9 is communicated with the lower mortar circulation leading-in port 25.
A bearing seat 18 is arranged at the right end of the ellipsoidal stirrer shell 5, and the bearing seat 18 is in running fit with the central shaft 19 through a first bearing 17; and a driver which is in driving connection with the central shaft 19.
The first mortar pipe 9 and the second mortar pipe 24 are provided with a first valve 8 and a second valve 29, respectively.
The bottom of the spherical stirrer inner shell 2 is connected with a second mortar outlet pipe 28, a valve is arranged on the second mortar outlet pipe 28, and mortar in the spherical stirrer inner shell 2 can be led out through the second mortar outlet pipe 28.
The working method of the concrete fine-refining dispersion preparation system comprises the following steps:
the method comprises the following steps:
firstly, the primarily mixed concrete mortar is fed into an ellipsoidal mortar bin 14 through a coarse mixing mortar feed port 10, so that the inside of the ellipsoidal mortar bin 14 is filled with the primarily mixed concrete mortar, at the moment, a central shaft 19 is controlled to rotate clockwise, so that a first auger screw mortar conveying blade 31 and a second auger screw mortar conveying blade 21 synchronously rotate clockwise along with the central shaft 19, because the spiral rotation direction of the first auger screw mortar conveying blade 31 is opposite to the spiral rotation direction of the second auger screw mortar conveying blade 21, the first auger screw mortar conveying blade 31 and the second auger screw mortar conveying blade 21 which rotate clockwise respectively continuously convey the mortar at the left end and the right end of the ellipsoidal mortar bin 14 along the direction of an ellipsoidal major axis 97 into a left hemispherical mortar dispersing channel 4 and a right hemispherical mortar dispersing channel 12 through a left circulating channel 30 and a right circulating channel 20, the mortar entering the left hemisphere mortar dispersing channel 4 and the right hemisphere mortar dispersing channel 12 is continuously squeezed into the spherical stirring bin 11 through the annular mixed mortar overflowing port 50, and after a certain time, the spherical stirring bin 11 is completely filled with the primarily mixed mortar, so that the inner shell 2 of the whole spherical stirrer is also filled with the mortar; at this time, as a part of the mortar in the ellipsoidal mortar bin 14 enters the spherical stirrer inner shell 2, the mortar in the ellipsoidal mortar bin 14 can descend, and at this time, the primarily mixed concrete mortar is fed into the ellipsoidal mortar bin 14 through the coarse mixing mortar feed port 10 until the height of the mortar liquid level in the ellipsoidal mortar bin 14 is higher than the upper mortar circulation inlet 7, and at this time, the shell and the shell of the spherical stirrer inner shell 2 are filled with the primarily mixed mortar, and the primarily mixed concrete mortar in the ellipsoidal stirrer outer shell 5 has the conditions of uneven mortar dispersion, non-fineness and uneven mortar up and down;
step two, the central shaft 19 is controlled to rotate anticlockwise, at this time, the first auger screw mortar conveying blade 31 and the second auger screw mortar conveying blade 21 also change from the original clockwise rotation to the anticlockwise rotation, at this time, the first auger screw mortar conveying blade 31 and the second auger screw mortar conveying blade 21 respectively and continuously pump out the mortar in the left hemisphere mortar dispersing channel 4 and the right hemisphere mortar dispersing channel 12 to the left end and the right end in the ellipsoidal mortar bin 14 through the left circulating channel 30 and the right circulating channel 20, and the mortar in the left hemisphere mortar dispersing channel 4 and the right hemisphere mortar dispersing channel 12 is continuously pumped out to form continuous negative pressure, so that the mortar in the whole ellipsoidal stirrer shell 5 forms 'mortar flowing dispersing circulation';
in the mortar flowing and dispersing cycle, mortar at the top of the ellipsoidal mortar bin 14 is continuously sucked into the first transition bin 35 from the upper mortar circulating inlet 7 through the first mortar pipe 9, mortar at the bottom of the ellipsoidal mortar bin 14 is continuously sucked into the second transition bin 36 from the lower mortar circulating inlet 25 through the second mortar pipe 24, concrete mortar in the first transition bin 35 and the second transition bin 36 is respectively led into the left end and the right end extruded into the spherical stirring bin 11 through the left mortar pipe 33 and the right mortar pipe 34 under the action of negative pressure, and then the mortar from the top of the ellipsoidal mortar bin 14 and the mortar from the bottom of the ellipsoidal mortar bin 14 are continuously supplemented into the spherical stirring bin 11; because the left hemispherical shell 3 and the right hemispherical shell 15 are coaxially connected to the central shaft 19, the left hemispherical shell 3 and the right hemispherical shell 15 synchronously rotate anticlockwise along with the central shaft 19, so that the first mortar stirring blades 6 pointing to the center of the sphere and the second mortar stirring blades 13 pointing to the center of the sphere are continuously stirred anticlockwise in the spherical stirring bin 11, the mortar from the top of the ellipsoidal mortar bin 14 and the mortar from the bottom of the ellipsoidal mortar bin 14 are preliminarily mixed in the spherical stirring bin 11, and the mortar in the spherical stirring bin 11 is marked as 'preliminarily mixed mortar', so that the condition that the mortar in the ellipsoidal stirrer shell 5 is uneven up and down is avoided; meanwhile, the 'preliminary mixed mortar' in the spherical stirring bin 11 continuously overflows outwards in a divergent manner through the annular mixed mortar overflow outlet 50 to one end, close to the annular mixed mortar overflow outlet 50, of the left hemispherical mortar dispersing channel 4 and the right hemispherical mortar dispersing channel 12 under the action of negative pressure, so that the 'preliminary mixed mortar' is continuously supplemented into the hemispherical mortar dispersing channel 4 and the right hemispherical mortar dispersing channel 12, the first auger screw mortar conveying blade 31 and the second auger screw mortar conveying blade 21 respectively pump out the mortar in the left hemispherical mortar dispersing channel 4 and the right hemispherical mortar dispersing channel 12 to the left end and the right end in the ellipsoidal mortar bin 14 through the left circulating channel 30 and the right circulating channel 20, and the mortar from the top of the ellipsoidal mortar bin 14 and the mortar from the bottom of the ellipsoidal mortar bin 14 are returned to the ellipsoidal mortar bin 14 again, thus, a 'mortar flow dispersion cycle' is completed; in the 'mortar flowing and dispersing cycle', the 'preliminary mixed mortar' flows through the left hemisphere mortar dispersing channel 4 and the right hemisphere mortar dispersing channel 12 respectively, and particles five are mutually interpenetrated, sheared, slipped and diffused under the tearing and stirring of a plurality of rows of first mortar dispersing tooth bodies 27 in a saw-toothed shape and a plurality of rows of second mortar dispersing tooth bodies 23 in a saw-toothed shape, and finally, the aim of fine and uniform dispersion is achieved, and further, the effect of fine and smooth dispersion is achieved while the vertical uniformity is considered;
and step three, after the step two lasts for a period of time, all the mortar in the ellipsoidal stirrer shell 5 becomes even from top to bottom and simultaneously achieves the purpose of dispersing fine concrete mortar, and at the moment, the valves on the first mortar outlet pipe 26 and the second mortar outlet pipe 28 are opened, so that fine and uniform mortar inside and outside the spherical stirrer inner shell 2 is discharged.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (9)
1. Concrete refines dispersion preparation system, its characterized in that: the stirring device comprises an ellipsoidal stirrer shell (5), wherein an ellipsoidal mortar bin (14) is arranged in the ellipsoidal stirrer shell (5), a spherical stirrer inner shell (2) is arranged in the ellipsoidal stirrer shell (5), and the spherical center of the spherical stirrer inner shell (2) is superposed with the ellipsoidal center of the ellipsoidal stirrer shell (5); the inside of the spherical stirrer inner shell (2) is provided with a mortar fine mixing unit.
2. The concrete refining and dispersing preparation system according to claim 1, wherein: the left end and the right end of the spherical stirrer inner shell (2) are respectively provided with a left mortar circulating pipe (1) and a right mortar circulating pipe (16) coaxially and integrally, the axes of the left mortar circulating pipe (1) and the right mortar circulating pipe (16) are coincided with the ellipsoid major axis (97) of the ellipsoid mortar bin (14), a left circulating guide outlet (87) at the left end of the left mortar circulating pipe (1) is communicated with the left end of the ellipsoid mortar bin (14) along the direction of the ellipsoid major axis (97), and a right circulating guide outlet (88) at the right end of the right mortar circulating pipe (16) is communicated with the right end of the ellipsoid mortar bin (14) along the direction of the ellipsoid major axis (97); an upper mortar circulation leading-in port (7) is arranged at the top end of the spherical stirrer inner shell (2), and a lower mortar circulation leading-in port (25) is arranged at the lower end of the spherical stirrer inner shell (2); the mortar at the upper end and the lower end in the ellipsoidal mortar bin (14) is respectively introduced into a mortar fine mixing unit in the spherical stirrer inner shell (2) through an upper mortar circulation introducing port (7) and a lower mortar circulation introducing port (25); mortar in the spherical stirrer inner shell (2) is respectively led out to the left end and the right end of the ellipsoidal mortar bin (14) along the direction of the ellipsoidal long axis (97) through the left circulation outlet (87) and the right circulation outlet (88).
3. The concrete refining, dispersing and preparing system according to claim 2, characterized in that: the top of ellipsoid form agitator shell (5) is provided with coarse mixing mortar feed inlet (10), the bottom of ellipsoid form agitator shell (5) is connected with first mortar eduction tube (26), is provided with the valve on first mortar eduction tube (26), the mortar in ellipsoid form mortar storehouse (14) can pass through first mortar eduction tube (26) are derived.
4. The concrete refining and dispersing preparation system according to claim 3, wherein: the outer wall of the spherical stirrer inner shell (2) is fixedly supported and connected with the inner wall of the ellipsoidal stirrer outer shell (5) through a support (22).
5. The concrete refining and dispersing preparation system according to claim 4, wherein: the mortar fine mixing unit comprises a rotary spherical shell (74) in the spherical stirrer inner shell (2), and the center of the rotary spherical shell (74) is superposed with the center of the spherical stirrer inner shell (2); the inside of the rotary ball shell (74) is a spherical stirring bin (11);
the rotary spherical shell (74) is formed by combining a left hemispherical shell (3) and a right hemispherical shell (15), the inner wall of the left hemispherical shell (3) is fixedly connected with a plurality of first mortar stirring blades (6) pointing to the direction of the sphere center, and the inner wall of the right hemispherical shell (15) is fixedly connected with a plurality of second mortar stirring blades (13) pointing to the direction of the sphere center; the distance between the left hemispherical shell (3) and the right hemispherical shell (15) forms an annular mixed mortar overflow outlet (50);
the distance between the left hemispherical shell (3) and the spherical stirrer inner shell (2) forms a left hemispherical mortar dispersing channel (4), the distance between the right hemispherical shell (15) and the spherical stirrer inner shell (2) forms a right hemispherical mortar dispersing channel (12), and the spherical stirring bin (11) is communicated with one end, close to the annular mixed mortar overflowing port (50), of the left hemispherical mortar dispersing channel (4) and one end, close to the annular mixed mortar overflowing port (50), of the right hemispherical mortar dispersing channel (12) through the annular mixed mortar overflowing port (50); the right end of a left circulation channel (30) in the left mortar circulation pipe (1) is coaxially communicated with the left end of the left hemispherical mortar dispersion channel (4), and the left end of a right circulation channel (20) in the right mortar circulation pipe (16) is coaxially communicated with the right end of the right hemispherical mortar dispersion channel (12); a plurality of rows of first mortar dispersing tooth bodies (27) in a sawtooth shape are distributed on the outer wall of the left hemispherical shell (3) in a circumferential array manner, and a plurality of rows of second mortar dispersing tooth bodies (23) in a sawtooth shape are distributed on the outer wall of the right hemispherical shell (15) in a circumferential array manner; the central shaft (19) is arranged, the axis of the central shaft (19) is coincident with the long axis (97) of the ellipsoid, the central shaft (19) coaxially penetrates through the left circulation channel (30) and the right circulation channel (20), and the left end of the left hemispherical shell (3) and the right end of the right hemispherical shell (15) are coaxially and integrally connected to the central shaft (19); a first auger spiral mortar conveying blade (31) is coaxially arranged in the left circulation channel (30), the first auger spiral mortar conveying blade (31) is integrally and synchronously arranged on the central shaft (19), a second auger spiral mortar conveying blade (21) is coaxially arranged in the right circulation channel (20), and the second auger spiral mortar conveying blade (21) is integrally and synchronously arranged on the central shaft (19); the spiral rotating direction of the first auger spiral mortar conveying blade (31) is opposite to that of the second auger spiral mortar conveying blade (21);
a cylindrical mortar transition box body (32) is arranged at the spherical center of the spherical stirring bin (11), the cylinder axis of the mortar transition box body (32) is overlapped with the ellipsoid long axis (97), the two end walls of the mortar transition box body (32) are respectively a left end wall body (53) and a right end wall body (54), a disc-shaped partition plate (37) is coaxially arranged in the middle of the mortar transition box body (32), and a first transition bin (35) and a second transition bin (36) are arranged at the left side and the right side of the disc-shaped partition plate (37); the axial centers of the left end wall body (53), the disc-shaped partition plate (37) and the right end wall body (54) are integrally provided with a first bearing sleeve (60), a second bearing sleeve (38) and a third bearing sleeve (39), and the first bearing sleeve (60), the second bearing sleeve (38) and the third bearing sleeve (39) are rotationally matched with the central shaft (19) through bearings;
the left end wall body (53) is fixedly connected with a plurality of left mortar pipes (33) extending leftwards, and the first transition bin (35) is communicated with the left end in the spherical stirring bin (11) through the left mortar pipes (33); a plurality of right mortar pipes (34) extending rightwards are fixedly connected to the right end wall body (54), and the second transition bin (36) is communicated with the left end in the spherical stirring bin (11) through the right mortar pipes (34);
the upper side and the lower side of the mortar transition box body (32) are respectively provided with a first mortar pipe (9) and a second mortar pipe (24) which are vertical and hard, the first mortar pipe (9) upwards penetrates through the annular mixed mortar overflow port (50), and the second mortar pipe (24) downwards penetrates through the annular mixed mortar overflow port (50);
the upper end and the lower end of the first mortar pipe (9) are respectively fixedly connected with the spherical stirrer inner shell (2) and the mortar transition box body (32), the upper end of the first mortar pipe (9) is communicated with the upper mortar circulation leading-in port (7), and the lower end of the first mortar pipe (9) is communicated with the first transition bin (35);
the upper end and the lower end of the second mortar pipe (24) are respectively fixedly connected with the mortar transition box body (32) and the spherical stirrer inner shell (2), the upper end of the second mortar pipe (24) is communicated with the second transition bin (36), and the lower end of the first mortar pipe (9) is communicated with the lower mortar circulation leading-in port (25).
6. The concrete refining and dispersing preparation system according to claim 5, wherein: a bearing seat (18) is arranged at the right end of the ellipsoidal stirrer shell (5), and the bearing seat (18) is in running fit with the central shaft (19) through a first bearing (17); also comprises a driver which is in driving connection with the central shaft (19).
7. The concrete refining and dispersing preparation system according to claim 6, wherein: the first mortar pipe (9) and the second mortar pipe (24) are respectively provided with a first valve (8) and a second valve (29).
8. The concrete refining, dispersing and preparing system according to claim 7, wherein: the bottom of the spherical stirrer inner shell (2) is connected with a second mortar leading-out pipe (28), a valve is arranged on the second mortar leading-out pipe (28), and mortar in the spherical stirrer inner shell (2) can be led out through the second mortar leading-out pipe (28).
9. The working method of the concrete refining, dispersing and preparing system according to claim 8, characterized in that:
the method comprises the following steps:
firstly, discharging the primarily mixed concrete mortar into an ellipsoidal mortar bin (14) through a coarse mixing mortar feed port (10), so that the ellipsoidal mortar bin (14) is filled with the primarily mixed concrete mortar, controlling a central shaft (19) to rotate clockwise at the moment, so that a first auger screw mortar conveying blade (31) and a second auger screw mortar conveying blade (21) synchronously rotate clockwise along with the central shaft (19), wherein the screw rotation direction of the first auger screw mortar conveying blade (31) is opposite to the screw rotation direction of the second auger screw mortar conveying blade (21), and the first auger screw mortar conveying blade (31) and the second auger screw mortar conveying blade (21) which rotate clockwise respectively transmit the mortar at the left end and the right end of the ellipsoidal mortar bin (14) along the ellipsoidal major axis (97) direction to a left hemispherical mortar dispersion channel (20) through a left circulation channel (30) and a right circulation channel (20) continuously 4) And in the right hemisphere mortar disperse channel (12), the mortar entering the left hemisphere mortar disperse channel (4) and the right hemisphere mortar disperse channel (12) is continuously squeezed into the spherical stirring bin (11) through the annular mixed mortar overflow port (50), and after a certain time, the spherical stirring bin (11) is completely filled with the primarily mixed mortar, so that the whole spherical stirrer inner shell (2) is also filled with the mortar; at the moment, a part of mortar in the ellipsoidal mortar bin (14) enters the spherical stirrer inner shell (2), so that the mortar in the ellipsoidal mortar bin (14) can descend, and at the moment, primarily mixed concrete mortar is fed into the ellipsoidal mortar bin (14) through the coarse mixing mortar feed port (10) until the height of the mortar liquid level in the ellipsoidal mortar bin (14) is higher than the mortar circulation inlet (7), and the shell of the spherical stirrer inner shell (2) is filled with the primarily mixed mortar, so that the primarily mixed concrete mortar in the ellipsoidal stirrer outer shell (5) has the conditions of uneven mortar dispersion, non-fineness and uneven mortar up and down;
step two, the central shaft (19) is controlled to rotate anticlockwise, at this time, the first auger screw mortar conveying blade (31) and the second auger screw mortar conveying blade (21) also rotate anticlockwise from the original clockwise, at the moment, the mortar in the left hemispherical mortar dispersing channel (4) and the mortar in the right hemispherical mortar dispersing channel (12) are continuously pumped out to the left end and the right end in the ellipsoidal mortar bin (14) through the left circulating channel (30) and the right circulating channel (20) respectively by the first auger spiral mortar conveying blade (31) and the second auger spiral mortar conveying blade (21), the mortar in the left hemispherical mortar dispersing channel (4) and the right hemispherical mortar dispersing channel (12) is continuously pumped out to form continuous negative pressure, thereby leading the mortar in the whole ellipsoidal stirrer shell (5) to form 'mortar flow dispersion circulation';
in the 'mortar flowing and dispersing circulation', mortar at the top of an ellipsoidal mortar bin (14) is continuously sucked into a first transition bin (35) from an upper mortar circulating inlet (7) through a first mortar pipe (9), mortar at the bottom of the ellipsoidal mortar bin (14) is continuously sucked into a second transition bin (36) from a lower mortar circulating inlet (25) through a second mortar pipe (24), concrete mortar in the first transition bin (35) and the second transition bin (36) is respectively led into the left end and the right end extruded into the spherical stirring bin (11) through a left mortar pipe (33) and a right mortar pipe (34) under the action of negative pressure, and then the mortar from the top of the ellipsoidal mortar bin (14) and the mortar from the bottom of the ellipsoidal mortar bin (14) are continuously supplemented into the spherical stirring bin (11); because the left hemispherical shell (3) and the right hemispherical shell (15) are coaxially connected to the central shaft (19), the left hemispherical shell (3) and the right hemispherical shell (15) synchronously rotate anticlockwise along with the central shaft (19), so that a plurality of first mortar stirring blades (6) pointing to the spherical center direction and a plurality of second mortar stirring blades (13) pointing to the spherical center direction are continuously stirred anticlockwise in the spherical stirring bin (11), mortar from the top of the ellipsoidal mortar bin (14) and mortar from the bottom of the ellipsoidal mortar bin (14) are preliminarily mixed and melted in the spherical stirring bin (11), and the mortar in the spherical stirring bin (11) is marked as 'preliminarily mixed and melted mortar', so that the condition that the mortar in the ellipsoidal stirrer shell (5) is uneven up and down is avoided; meanwhile, the 'primary mixed mortar' in the spherical stirring bin (11) continuously overflows outwards in a divergent manner to one end of the left hemispherical mortar dispersing channel (4) and one end of the right hemispherical mortar dispersing channel (12) close to the annular mixed mortar overflow outlet (50) through the annular mixed mortar overflow outlet (50) under the action of negative pressure, so that the 'primary mixed mortar' is continuously supplemented into the hemispherical mortar dispersing channel (4) and the right hemispherical mortar dispersing channel (12), the first auger spiral mortar conveying blade (31) and the second auger spiral mortar conveying blade (21) respectively pump the mortar in the left hemispherical mortar dispersing channel (4) and the right hemispherical mortar dispersing channel (12) outwards to the left end and the right end in the ellipsoidal mortar bin (14) through the left circulating channel (30) and the right circulating channel (20), and the mortar initially coming from the top of the ellipsoidal mortar bin (14) and coming from the ellipsoidal mortar bin (14) The mortar at the bottom end returns to the ellipsoidal mortar bin (14) again, so that a 'mortar flowing and dispersing cycle' is completed; in the 'mortar flowing and dispersing circulation', the 'primary blended mortar' flows through the left hemisphere mortar dispersing channel (4) and the right hemisphere mortar dispersing channel (12) respectively, and particles five are mutually interpenetrated, sheared, slipped and diffused under the tearing and stirring of a plurality of rows of first mortar dispersing tooth bodies (27) in a saw-toothed shape and a plurality of rows of second mortar dispersing tooth bodies (23) in a saw-toothed shape, and finally the aim of fine and uniform dispersion is achieved, so that the effect of fine and fine dispersion is achieved while the vertical uniformity is considered;
and step three, after the step two lasts for a period of time, all the mortar in the ellipsoidal stirrer shell (5) becomes uniform from top to bottom and simultaneously achieves the aim of dispersing fine concrete mortar, and at the moment, valves on the first mortar outlet pipe (26) and the second mortar outlet pipe (28) are opened, so that fine and uniform mortar inside and outside the spherical stirrer inner shell (2) is discharged.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601700A (en) * | 2021-07-28 | 2021-11-05 | 冯艳萍 | Concrete preparation system and preparation method |
| CN113618921A (en) * | 2021-07-23 | 2021-11-09 | 唐云 | Concrete on-site refined oscillation dispersion system and process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618921A (en) * | 2021-07-23 | 2021-11-09 | 唐云 | Concrete on-site refined oscillation dispersion system and process |
| CN113601700A (en) * | 2021-07-28 | 2021-11-05 | 冯艳萍 | Concrete preparation system and preparation method |
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Application publication date: 20210702 |