CN109826408B - Air-entraining concrete movable exhaust device and implementation method - Google Patents
Air-entraining concrete movable exhaust device and implementation method Download PDFInfo
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- CN109826408B CN109826408B CN201910085860.2A CN201910085860A CN109826408B CN 109826408 B CN109826408 B CN 109826408B CN 201910085860 A CN201910085860 A CN 201910085860A CN 109826408 B CN109826408 B CN 109826408B
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Abstract
The invention relates to an air-entraining concrete movable exhaust device and an implementation method thereof, wherein the device comprises a mobile device, an adjustable base seat is arranged above a floor slab, one end of the mobile device in the advancing direction is provided with a stirring preparation structure, the other end of the mobile device is provided with a pressing plate structure, and the middle part of the mobile device is provided with an exhaust device; a motor is arranged on the surface of the moving device and drives the moving device to move forwards or backwards; the invention overcomes the defects that manual vibration prolongs the construction period, the exhaust effect is poor, the compactness of the vibrating device for building ground concrete construction is influenced, and the like, utilizes the exhaust device driven by the crawler travel structure to efficiently and uniformly remove air bubbles in concrete, combines the preparation and exhaust functions, and greatly improves the construction efficiency.
Description
Technical Field
The invention relates to an air-entraining concrete movable exhaust device and an implementation method thereof, belonging to the field of concrete construction.
Background
At present, the slab concrete construction usually adopts the mode of manual vibration to get rid of too much bubble in the concrete, however the required vibration time of this kind of concrete exhaust mode is generally longer, can not satisfy the time limit for a project requirement that the construction improves gradually, and efficiency is lower and the exhaust is inhomogeneous.
In order to overcome the defects of manual vibration, a concrete construction vibration device is provided. For example, chinese patent publication No. CN106049878A discloses an apparatus driven by a carriage and provided with a plurality of vibrating rods; however, the invention has the defect of influencing the compactness of concrete and can not meet the engineering quality requirement.
Disclosure of Invention
The invention provides an air-entraining concrete movable exhaust device and an implementation method thereof, which overcome the defects that manual vibration prolongs the construction period, the exhaust effect is poor, a vibration device for building ground concrete construction influences the compactness and the like, and air bubbles in concrete are efficiently and uniformly exhausted by utilizing the exhaust device driven by a crawler travelling structure.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a movable air-entraining concrete exhaust device comprises a mobile device, a stirring preparation structure is arranged at one end of the mobile device in the advancing direction, a pressing plate structure is arranged at the other end of the mobile device, and an exhaust device is arranged in the middle of the mobile device;
a motor is arranged on the surface of the moving device and drives the moving device to move forwards or backwards;
as a further preferred aspect of the present invention, the moving device includes two sets of rolling wheels, which are respectively disposed on the adjustable base through the traveling steel plate, the two sets of rolling wheels are connected through a connecting shaft, and a supporting cover is fixed on the connecting shaft to cover the moving device;
the stirring preparation structure comprises a preparation barrel, wherein the top of the preparation barrel is opened, the bottom of the preparation barrel is closed, a stirring column is arranged in the preparation barrel, a concrete discharge door is arranged on the periphery of the preparation barrel and close to a floor, the opening of the discharge door faces to the direction opposite to the advancing direction, and an inclined slurry discharge groove is arranged at the discharge door, so that concrete is discharged from a concrete discharge port and then slides out in a buffering way through the slurry discharge groove; the bottom of the stirring column is fixed with a motor shaft;
the preparation barrel of the stirring preparation structure is arranged in a cylindrical space which is communicated with the supporting cover up and down;
the exhaust device comprises at least one exhaust implementation structure and at least one exhaust adjusting block, each exhaust implementation structure comprises three inclined triangular prisms and an exhaust connecting block, the exhaust implementation structure is arranged in a cylindrical structure, the three inclined triangular prisms are uniformly distributed along the circumferential surface of the exhaust connecting block, and the triangular prisms are tangent to the exhaust connecting block; the center of the exhaust connecting block is provided with a cross-shaped groove, the exhaust adjusting block is also arranged in a cylindrical structure, and the center of the exhaust adjusting block is provided with a cross-shaped groove;
the connecting shaft is of a cross-shaped structure, the connecting shaft is matched with a cross-shaped groove formed in the center of the exhaust connecting block and a cross-shaped groove formed in the center of the exhaust adjusting block, the exhaust implementing structure and the exhaust adjusting block are sleeved on the connecting shaft, and one exhaust adjusting block is arranged between every two exhaust implementing structures;
the pressing plate structure comprises a pressing plate, wherein a first pressing plate connecting rod is arranged at the position, located at the other end of the moving device, of the supporting cover, two ends of the first pressing plate connecting rod are respectively and vertically provided with a rotatable pressing plate rotating shaft, one end of each pressing plate rotating shaft is respectively connected with two ends of the first pressing plate connecting rod, the other end of each pressing plate rotating shaft is also respectively connected with two ends of the second pressing plate connecting rod, and the side edge of the pressing plate is fixed in the axial direction of the second pressing plate connecting rod;
as a further preferable mode of the present invention, the mixing column includes a central shaft, at least one group of mixing pile groups is sequentially arranged along an axial direction of the central shaft, each group of mixing pile groups includes three mixing piles uniformly arranged along a circumference of the central shaft, and the mixing piles of two adjacent layers of mixing pile groups are installed in a staggered manner; the bottom end of the central shaft is fixed with a motor shaft and is directly driven by a motor; the stirring column is made of polyurethane.
As a further preferred option of the invention, each group of rolling wheels are connected through a belt to realize rolling, a connecting shaft is inserted in the center of each rolling wheel to realize linkage of the two groups of rolling wheels, and the connecting shaft is perpendicular to the radial direction of the rolling wheels;
as a further preferable aspect of the present invention, in the exhaust device, the interior of each of the triangular prisms is hollow, two side walls of the triangular prisms are provided with through grooves to form slurry inlets, the remaining one side wall of the triangular prism is provided with an exhaust port at a position close to the exhaust connection block, and one end of the triangular prism far away from the exhaust connection block is provided with a slurry inlet; the two grout inlets face towards the floor slab and are the contact surfaces with concrete firstly;
as a further preferred aspect of the present invention, the through grooves formed in the two side walls of the triangular prism are covered with steel wire meshes;
as a further preferred aspect of the present invention, the adjustable base comprises a base seat upper portion and a base seat lower portion, two vertical columns are installed at the bottom of the base seat upper portion, the base seat lower portion is arranged in an i-shaped structure, two hollow columns are installed on the surface of the base seat lower portion, and the two vertical columns are movably connected in the vertical columns respectively;
the vertical upright posts are uniformly provided with at least one transversely-penetrating upper through hole from top to bottom, the hollow upright posts are provided with transversely-penetrating lower through holes, bolts are inserted when the lower through holes correspond to the upper through holes, the bolts are fastened through nuts, and the position of the upper part of the base seat at the lower part of the base seat is adjusted through the bolts;
as a further preferred aspect of the present invention, a circular through hole is formed in a position of the support cover at the other end of the moving device, and both ends of the first platen connecting rod are respectively inserted into the circular through hole;
an implementation method based on the device comprises the following steps: arranging the adjustable base seats in two rows in parallel along the direction of pouring concrete, wherein the placing width of the adjustable base seats is consistent with the span of the advancing structure of the two rolling wheel sets, and simultaneously, adjusting the base seats to be at a proper height by adjusting the depth of the upper parts of the base seats inserted into the lower parts of the adjustable base seats; then, arranging advancing steel plates on the two rows of adjustable base seats, wherein the advancing steel plates form two parallel tracks; placing the moving device on a traveling steel plate, mounting an exhaust device on a connecting shaft, and arranging an exhaust adjusting block between every two exhaust implementing structures; the bottom of a central shaft of the stirring column is directly connected and fixed with a motor shaft and directly driven by the motor; then, the pressing plate structure is arranged at the tail part of the moving direction of the moving device, and the pressing plate naturally falls down by adjusting the rotating shaft of the pressing plate; putting concrete raw materials into a preparation barrel, starting a motor, and starting a preparation stirring device to stir the raw materials; after the concrete is prepared, opening the concrete discharge door to pour concrete slurry on the floor slab through the slurry discharge groove; starting a motor to drive the moving device to move forwards, and uniformly spreading the prepared concrete; driven by the moving device, the exhaust device rotates anticlockwise, and the two grout inlets are firstly contacted with the concrete surface; concrete enters the grout inlet of the exhaust device after being stirred by the stirring rod, bubbles are separated from concrete particles and move upwards to be discharged from the exhaust port, the rest grout flows out from the grout outlet, and finally, the concrete is screeded by the pressing plate along with the moving device.
Through the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the invention utilizes the functions of stirring preparation and air exhaust of the air-entraining concrete movable exhaust device to carry out high-efficiency air exhaust on the concrete; firstly, preparing the required concrete by stirring a preparation structure; secondly utilize the exhaust apparatus of mobile device drive down anticlockwise rotation, promote a large amount of concrete and get into the thick liquid mouth, make the thick liquid and the gas separation through the wire net, discharge through the gas vent, promote bubble discharge efficiency to promote concrete finished product quality, combine together preparation and exhaust function, improve the efficiency of construction greatly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall structure of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the adjustable base mount configuration of the preferred embodiment of the present invention;
FIG. 3 is a schematic view of a support cover structure of a preferred embodiment of the present invention;
FIG. 4 is a schematic view of a platen configuration of a preferred embodiment of the present invention;
FIG. 5 is a general schematic view of the venting implementation of the preferred embodiment of the present invention;
FIG. 6 is a schematic view of a preferred embodiment of the exhaust conditioning block configuration of the present invention;
FIG. 7 is a front view of a venting embodiment of the preferred embodiment of the invention;
FIG. 8 is a schematic diagram of a mobile device according to a preferred embodiment of the present invention;
fig. 9 is a sectional structure view of a connecting shaft of the preferred embodiment of the present invention;
FIG. 10 is a top view of the exhaust apparatus of the preferred embodiment of the present invention;
FIG. 11 is a schematic diagram of a stir preparation configuration of a preferred embodiment of the present invention;
FIG. 12 is a schematic structural view of a stirring column of the preferred embodiment of the present invention.
In the figure: the device comprises an adjustable base seat 1, a traveling steel plate 2, a moving device 3, a supporting cover 4, a motor 5, a pressing plate 6, concrete 7, a stirring column 8, an exhaust device 9, a stirring preparation structure 10, a base seat lower part 11, a base seat upper part 12, an upper through hole 13, bolts and nuts 14, rolling wheels 31, belts 33, a connecting shaft 34, a circular through hole 42, a pressing plate 61, a second pressing plate connecting rod 62, a pressing plate rotating shaft 63, a first pressing plate connecting rod 64, a stirring column 81, a central shaft 82, an exhaust adjusting block 91, an exhaust connecting block 92, a cross-shaped groove 93, a slurry inlet 94, a steel wire mesh 95, a slurry outlet 96, an exhaust port 97, a preparation barrel 101, a slurry discharge groove 102 and a concrete discharge door 103.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-12, the present invention includes the following features: the device comprises an adjustable base seat 1, a traveling steel plate 2, a moving device 3, a supporting cover 4, a motor 5, a pressing plate 6, concrete 7, a stirring column 8, an exhaust device 9, a stirring preparation structure 10, a base seat lower part 11, a base seat upper part 12, an upper through hole 13, bolts and nuts 14, rolling wheels 31, belts 33, a connecting shaft 34, a circular through hole 42, a pressing plate 61, a second pressing plate connecting rod 62, a pressing plate rotating shaft 63, a first pressing plate connecting rod 64, a stirring column 81, a central shaft 82, an exhaust adjusting block 91, an exhaust connecting block 92, a cross-shaped groove 93, a slurry inlet 94, a steel wire mesh 95, a slurry outlet 96, an exhaust port 97, a preparation barrel 101, a slurry discharge groove 102 and a concrete discharge door 103.
Fig. 1 shows that the air-entraining concrete mobile exhaust device of the invention comprises a mobile device, which is erected above a floor slab through an adjustable base seat, wherein one end of the mobile device in the advancing direction is provided with a stirring preparation structure, the other end of the mobile device is provided with a pressing plate structure, and the middle part of the mobile device is provided with an exhaust device;
a motor is arranged on the surface of the moving device and drives the moving device to move forwards or backwards;
as shown in fig. 8, as a further preferred embodiment of the present invention, the moving device includes two sets of rolling wheels, which are respectively disposed on the adjustable base through a traveling steel plate, and the two sets of rolling wheels are connected through a connecting shaft, as shown in fig. 3, a supporting cover is fixed on the connecting shaft to cover the moving device;
as shown in fig. 11, the mixing preparation structure includes a preparation barrel, the top of the preparation barrel is open, the bottom of the preparation barrel is closed, a mixing column is installed in the preparation barrel, a concrete discharge door is arranged on the periphery of the preparation barrel near the floor, an inclined slurry discharge groove is installed at the discharge door, the opening of the discharge door faces the direction opposite to the advancing direction, so that the concrete is discharged from the concrete discharge door and then slides out through the slurry discharge groove; the bottom of the stirring column is fixed with a motor shaft; the preparation barrel of the stirring preparation structure is arranged in a cylindrical space which is communicated with the supporting cover up and down;
as shown in fig. 5-7, the exhaust device includes at least one exhaust implementation structure and at least one exhaust adjustment block, each exhaust implementation structure includes three inclined triangular prisms, and further includes an exhaust connection block, which is arranged in a cylindrical structure, the three inclined triangular prisms are uniformly distributed along the circumferential surface of the exhaust connection block, and the triangular prisms are tangent to the exhaust connection block; the center of the exhaust connecting block is provided with a cross-shaped groove, the exhaust adjusting block is also arranged in a cylindrical structure, and the center of the exhaust adjusting block is provided with a cross-shaped groove;
as shown in fig. 9, the connecting shaft is a cross-shaped structure, and is matched with a cross-shaped groove formed in the center of the exhaust connecting block and a cross-shaped groove formed in the center of the exhaust adjusting block, the exhaust implementing structure and the exhaust adjusting block are both sleeved on the connecting shaft, and one exhaust adjusting block is arranged between every two exhaust implementing structures;
as shown in fig. 4, the pressing plate structure includes a pressing plate, a first pressing plate connecting rod is installed at a position of the supporting cover at the other end of the moving device, rotatable pressing plate rotating shafts are respectively vertically installed at two ends of the first pressing plate connecting rod, one end of each pressing plate rotating shaft is respectively connected with two ends of the first pressing plate connecting rod, the other end of each pressing plate rotating shaft is also respectively connected with two ends of a second pressing plate connecting rod, and the axial direction of the second pressing plate connecting rod fixes a side edge of the pressing plate;
as shown in fig. 12, as a further preferred embodiment of the present invention, the mixing column includes a central shaft, at least one group of mixing pile sets is sequentially arranged along an axial direction of the central shaft, each group of mixing pile sets includes three mixing piles uniformly arranged along a circumference of the central shaft, and the mixing piles of two adjacent mixing pile sets are installed in a staggered manner; the bottom end of the central shaft is fixed with a motor shaft and is directly driven by a motor; the stirring column is made of polyurethane.
As a further preferred option of the invention, each group of rolling wheels are connected through a belt to realize rolling, a connecting shaft is inserted in the center of each rolling wheel to realize linkage of the two groups of rolling wheels, and the connecting shaft is perpendicular to the radial direction of the rolling wheels;
as shown in fig. 10, as a further preferable aspect of the present invention, in the exhaust device, the interior of each of the triangular prisms is hollow, two side walls of the triangular prism are provided with through grooves to form slurry inlets, the remaining one side wall of the triangular prism is provided with an exhaust port at a position close to the exhaust connection block, and one end of the triangular prism far away from the exhaust connection block is provided with a slurry inlet; the two grout inlets face towards the floor slab and are the contact surfaces with concrete firstly;
as a further preferred aspect of the present invention, the through grooves formed in the two side walls of the triangular prism are covered with steel wire meshes;
as shown in fig. 2, as a further preferred embodiment of the present invention, the adjustable base includes a base upper portion and a base lower portion, two vertical pillars are installed at the bottom of the base upper portion, the base lower portion is disposed in an i-shaped configuration, two hollow pillars are installed on the surface of the base lower portion, and the two vertical pillars are movably connected to the vertical pillars respectively;
the vertical upright posts are uniformly provided with at least one transversely-penetrating upper through hole from top to bottom, the hollow upright posts are provided with transversely-penetrating lower through holes, bolts are inserted when the lower through holes correspond to the upper through holes, the bolts are fastened through nuts, and the position of the upper part of the base seat at the lower part of the base seat is adjusted through the bolts;
as a further preferred aspect of the present invention, a circular through hole is formed in a position of the support cover at the other end of the moving device, and both ends of the first presser bar connecting rod are respectively inserted into the circular through holes.
The specific implementation process is as follows:
arranging the adjustable base seats in two rows in parallel along the direction of pouring concrete, wherein the placing width of the adjustable base seats is consistent with the span of the advancing structure of the two rolling wheel sets, and simultaneously, adjusting the base seats to be at a proper height by adjusting the depth of the upper parts of the base seats inserted into the lower parts of the adjustable base seats; then, arranging advancing steel plates on the two rows of adjustable base seats, wherein the advancing steel plates form two parallel tracks; placing the moving device on a traveling steel plate, mounting an exhaust device on a connecting shaft, and arranging an exhaust adjusting block between every two exhaust implementing structures; the bottom of the central shaft of each stirring rod is directly connected and fixed with a motor shaft and directly driven by a motor; then, the pressing plate structure is arranged at the tail part of the moving direction of the moving device, and the pressing plate naturally falls down by adjusting the rotating shaft of the pressing plate; putting concrete raw materials into a preparation barrel, starting a motor, and starting a preparation stirring device to stir the raw materials; after the concrete is prepared, opening the concrete discharge door to pour concrete slurry on the floor slab through the slurry discharge groove; starting a motor to drive the moving device to move forwards, and uniformly spreading the prepared concrete; driven by the moving device, the exhaust device rotates anticlockwise, and the two grout inlets are firstly contacted with the concrete surface; concrete enters the grout inlet of the exhaust device after being stirred by the stirring rod, bubbles are separated from concrete particles and move upwards to be discharged from the exhaust port, the rest grout flows out from the grout outlet, and finally, the concrete is screeded by the pressing plate along with the moving device.
In the preferred embodiment, the adjustable base seat can reach a proper height through the depth of the upper part of the base seat inserted into the lower part of the base seat, so that the subsequently installed stirring preparation structure and the bottom of the exhaust device are prevented from being worn by the ground, and the resistance of the bottom is reduced;
an exhaust adjusting block is arranged between every two exhaust implementing structures, and the arrangement also has the function of reserving a gap through which concrete flows, so that the smoothness of the advancing process is ensured, and the accumulation of concrete stones is prevented; wherein, the size of the exhaust adjusting block is larger than the grain size of the stone selected by the concrete;
the main structure of the exhaust implementation structure is a triangular prism, edges face downwards and are firstly contacted with a concrete surface, and the main structure has the functions of reducing resistance in the advancing process and preventing concrete stones from being accumulated;
the two connecting shafts are provided with the exhaust devices, so that the exhaust efficiency of the exhaust vehicle is improved, and the aim of uniform exhaust is fulfilled;
the moving device is used for assisting the exhaust device to rotate, so that concrete is promoted to enter the grout outlet;
the stirring column is made of polyurethane, so that the abrasion of the stirring rod can be reduced;
the aperture of the steel wire mesh is selected according to the particle size of concrete stone, and the steel wire mesh is used for separating air bubbles from concrete.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "and/or" as used herein is intended to include both the individual components or both.
The term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a bleed type concrete mobile exhaust apparatus which characterized in that: the device comprises a moving device, a stirring preparation structure, a pressing plate structure and an exhaust device, wherein the moving device is erected above a floor slab through an adjustable base seat;
a motor is arranged on the surface of the moving device and drives the moving device to move forwards or backwards;
the moving device comprises two groups of rolling wheels which are respectively arranged on the adjustable base seat through a traveling steel plate, the two groups of rolling wheels are connected through a connecting shaft, and a supporting cover is fixed on the connecting shaft to cover the moving device;
the stirring preparation structure comprises a preparation barrel, wherein the top of the preparation barrel is open, the bottom of the preparation barrel is closed, a stirring column is arranged in the preparation barrel, a concrete discharge door is arranged at a position, close to a floor, on the periphery of the preparation barrel, the opening of the discharge door faces to the direction opposite to the advancing direction, and an inclined slurry discharge groove is arranged at the discharge door, so that concrete slides out in a buffering manner through the slurry discharge groove after being discharged from the concrete discharge door; the bottom of the stirring column is fixed with a motor shaft;
the preparation barrel of the stirring preparation structure is arranged in a cylindrical space which is communicated with the supporting cover up and down;
the exhaust device comprises at least one exhaust implementation structure and at least one exhaust adjusting block, each exhaust implementation structure comprises three inclined triangular prisms and an exhaust connecting block, the exhaust implementation structure is arranged in a cylindrical structure, the three inclined triangular prisms are uniformly distributed along the circumferential surface of the exhaust connecting block, and the triangular prisms are tangent to the exhaust connecting block; the center of the exhaust connecting block is provided with a cross-shaped groove, the exhaust adjusting block is also arranged in a cylindrical structure, and the center of the exhaust adjusting block is provided with a cross-shaped groove;
the connecting shaft is of a cross-shaped structure, the connecting shaft is matched with a cross-shaped groove formed in the center of the exhaust connecting block and a cross-shaped groove formed in the center of the exhaust adjusting block, the exhaust implementing structure and the exhaust adjusting block are sleeved on the connecting shaft, and one exhaust adjusting block is arranged between every two exhaust implementing structures;
the pressing plate structure comprises a pressing plate, wherein a first pressing plate connecting rod is arranged at the position, located at the other end of the moving device, of the supporting cover, two ends of the first pressing plate connecting rod are respectively and vertically provided with a rotatable pressing plate rotating shaft, one end of each pressing plate rotating shaft is respectively connected with two ends of the first pressing plate connecting rod, the other end of each pressing plate rotating shaft is also respectively connected with two ends of the second pressing plate connecting rod, and the side edge of the pressing plate is fixed in the axial direction of the second pressing plate connecting rod;
in the exhaust device, the interior of each triangular prism is hollow, through grooves are formed in two side walls to form a slurry inlet, an exhaust port is formed in the position, close to the exhaust connecting block, of the rest side wall of each triangular prism, and a slurry outlet is formed in one end, far away from the exhaust connecting block, of each triangular prism; the two grout inlets face the floor slab and are the contact surfaces with the concrete firstly.
2. The air entraining concrete mobile exhaust air device according to claim 1, characterized in that: the stirring columns comprise central shafts, at least one group of stirring pile groups are sequentially distributed along the axial direction of the central shafts, each group of stirring pile groups comprises three stirring piles uniformly distributed along the circumference of the central shaft, and the stirring piles of two adjacent layers of stirring pile groups are installed in a staggered mode; the bottom end of the central shaft is fixed with a motor shaft and is directly driven by a motor; the stirring column is made of polyurethane.
3. The air entraining concrete mobile exhaust air device according to claim 1, characterized in that: each group of rolling wheels are connected through a belt to realize rolling, a connecting shaft is inserted in the center of each rolling wheel to realize linkage of the two groups of rolling wheels, and the connecting shaft is perpendicular to the radial direction of the rolling wheels.
4. The air entraining concrete mobile exhaust air device according to claim 1, characterized in that: and the two side walls of the triangular prism are provided with through grooves which are covered with steel wire meshes.
5. The air entraining concrete mobile exhaust air device according to claim 1, characterized in that: the adjustable base seat comprises a base seat upper part and a base seat lower part, wherein two vertical upright posts are arranged at the bottom of the base seat upper part, the base seat lower part is arranged in an I-shaped structure, two hollow upright posts are arranged on the surface of the base seat lower part, and the two vertical upright posts are respectively movably connected in the vertical upright posts;
the vertical upright posts are uniformly provided with at least one upper through hole which penetrates through the upright posts transversely from top to bottom, the hollow upright posts are provided with a lower through hole which penetrates through the upright posts transversely, bolts are inserted when the lower through holes correspond to the upper through holes, the bolts are fastened through nuts, and the position of the upper part of the base seat under the base seat is adjusted through the bolts.
6. The air entraining concrete mobile exhaust air device according to claim 1, characterized in that: and a circular through hole is formed in the position, located at the other end of the moving device, of the support cover, and two ends of the first pressure plate connecting rod are inserted into the circular through hole respectively.
7. A method for implementing an air-entraining concrete mobile exhaust system according to any one of the preceding claims 1 to 6, characterized in that: the method comprises the following steps: arranging the adjustable base seats in two rows in parallel along the direction of pouring concrete, wherein the placing width of the adjustable base seats is consistent with the span of the advancing structure of the two rolling wheel sets, and simultaneously, adjusting the base seats to be at a proper height by adjusting the depth of the upper parts of the base seats inserted into the lower parts of the adjustable base seats; then, arranging advancing steel plates on the two rows of adjustable base seats, wherein the advancing steel plates form two parallel tracks; placing the moving device on a traveling steel plate, mounting an exhaust device on a connecting shaft, and arranging an exhaust adjusting block between every two exhaust implementing structures; the bottom of a central shaft of the stirring column is directly connected and fixed with a motor shaft and directly driven by the motor; then, the pressing plate structure is arranged at the tail part of the moving direction of the moving device, and the pressing plate naturally falls down by adjusting the rotating shaft of the pressing plate; putting concrete raw materials into a preparation barrel, starting a motor, and starting a preparation stirring device to stir the raw materials; after the concrete is prepared, opening the concrete discharge door to pour concrete slurry on the floor slab through the slurry discharge groove; starting a motor to drive the moving device to move forwards, and uniformly spreading the prepared concrete; driven by the moving device, the exhaust device rotates anticlockwise, and the two grout inlets are firstly contacted with the concrete surface; concrete enters the grout inlet of the exhaust device after being stirred by the stirring rod, bubbles are separated from concrete particles and move upwards to be discharged from the exhaust port, the rest grout flows out from the grout outlet, and finally, the concrete is screeded by the pressing plate along with the moving device.
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| CN201910085860.2A CN109826408B (en) | 2019-01-29 | 2019-01-29 | Air-entraining concrete movable exhaust device and implementation method |
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| CN109826408A (en) | 2019-05-31 |
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