CN210738198U - Frame thin-wall type concrete granulation tower shell - Google Patents

Frame thin-wall type concrete granulation tower shell Download PDF

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CN210738198U
CN210738198U CN201921243737.0U CN201921243737U CN210738198U CN 210738198 U CN210738198 U CN 210738198U CN 201921243737 U CN201921243737 U CN 201921243737U CN 210738198 U CN210738198 U CN 210738198U
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concrete
thin
frame
precast slab
heat insulation
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刘旭
刘全义
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刘旭
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Abstract

Frame thin wall formula concrete prilling tower casing, the research about prilling tower assembled construction method that has at present, the assembly degree of difficulty of prefabricated plate is big, and the partial node mechanical properties of integral building structure is unsatisfactory, the utility model discloses a: circular or polygon section of thick bamboo wall main part (1), adhere to elevator workplace (11) of section of thick bamboo wall main part (1) one side install between the spray set on section of thick bamboo wall main part upper portion (12), the section of thick bamboo wall main part be frame construction, including cast-in-place concrete beam (2) and concrete beam basis on concrete column (3), the lower extreme of thin-walled precast slab (4) be located horizontal concrete beam (2) on, thin-walled precast slab (4) horizontal direction with concrete column (3) connect, perhaps thin-walled precast slab (4) between the horizontal connection after, with concrete column (3) connect, the utility model discloses be used as frame thin-walled concrete granulation tower casing.

Description

Frame thin-wall type concrete granulation tower shell
Technical Field
The utility model relates to a prilling tower, especially a frame thin wall formula concrete prilling tower.
Background
The wall of the granulation tower barrel is generally constructed by adopting a reverse mould construction method or a slip mould construction method, the cost of the used device and equipment is high, the manufacturing difficulty of the wall of the granulation tower barrel is high due to structural limitation, the construction period is long, and a large amount of overhead operation is needed; at present, the existing research on the assembly type construction method of the prilling tower has the defects that the assembly difficulty of the precast slab is high, and the mechanical property of partial nodes of the whole building structure is not ideal, so that on the basis of the reasons, how to optimize the structure of the wall of the concrete prilling tower and the traditional construction mode solves the problems of difficult construction, long construction period and the like of the traditional prilling tower, and the construction technology such as the traditional reverse mould sliding mould and the like is replaced by the better mechanical structure and the construction mode which is more suitable for the resource allocation situation of the modern building industry, so that the problem becomes a big subject of the prilling tower building industry. The construction mode of assembling the frame structure thin-wall precast slab is adopted, and the installation is simple and rapid.
Disclosure of Invention
The utility model aims at providing a by assemble thin wall prefabricated plate in frame construction, but swift installation, the controllable frame thin wall formula concrete granulation tower casing of building quality.
The purpose of the utility model is realized like this:
a frame thin-wall concrete granulation tower shell comprises: the prefabricated concrete wall comprises a circular or polygonal cylinder wall main body, an elevator workshop attached to one side of the cylinder wall main body and a spraying device arranged at the upper part of the cylinder wall main body, wherein the cylinder wall main body is of a frame structure and comprises a cast-in-place concrete beam and concrete columns on the basis of the concrete beam, the lower ends of the thin-wall prefabricated plates are located on the horizontal concrete beam, the thin-wall prefabricated plates are connected with the concrete columns in the horizontal direction, or the thin-wall prefabricated plates are connected with the concrete columns after being horizontally connected, and the upper ends of the thin-wall prefabricated plates support the cast-in-place concrete beam on the upper layer; the concrete columns and the concrete beams jointly form a concrete net with a circular or polygonal cylinder wall, and the concrete net embedded with the thin-wall precast slabs forms a prilling tower shell;
the elevator working room is of a groove-shaped structure and is formed by connecting a frame and a thin-wall precast slab embedded in the frame, and the opening direction of the elevator working room is connected with the cylinder wall main body;
the spraying room is of a frame structure and formed by connecting a frame and a thin-wall precast slab embedded in the frame, the spraying room is isolated from the lower cylinder body through a workbench, and the upper part of the spraying device room is provided with a top cover.
The thin-wall precast slab is fixedly connected with the concrete column and/or the concrete beam in a welding connection mode, a bolt connection mode or a bonding connection mode through pre-embedded connecting pieces, or a welding connection mode, a bolt connection mode or a bonding connection mode between the pre-embedded connecting pieces, and the pre-embedded connecting pieces are force transmission connecting pieces.
The frame thin-wall concrete granulation tower shell is characterized in that the upper end of the concrete beam is provided with a protruding steel structure connecting piece, the lower end of the thin-wall precast slab is provided with a connecting hole corresponding to the steel structure connecting piece, or the lower end of the thin-wall precast slab is provided with a protruding steel structure connecting piece, the upper end of the concrete beam is provided with a connecting hole corresponding to the steel structure connecting piece, and the steel structure connecting piece is inserted into the connecting hole and connected with the lower end of the thin-wall precast slab through grouting.
The frame thin-wall concrete granulation tower shell is characterized in that concrete columns are provided with concrete column template connecting holes, the end parts of the thin-wall precast slabs are provided with concrete beam template connecting holes, steel bar meshes are distributed in the thin-wall precast slabs, the upper ends of the steel bar meshes extend out of the thin-wall precast slabs, the lower ends of the thin-wall precast slabs are provided with slurry passing grooves, the side surfaces of the lower ends of the thin-wall precast slabs are provided with grouting holes, mounting seams are arranged between the left and right ends of the thin-wall precast slabs and the concrete columns, the mounting seams are used as assembly gaps when being mounted, and are used as connecting and pouring cavities after being mounted for sealing connection.
The upper part of the thin-wall precast slab is provided with a workbench connecting hole; the inner side of the thin-wall precast slab is provided with a heat insulation layer, the inner side of the heat insulation layer is provided with a lining plate, the heat insulation layer is a filled heat insulation material or a solidified heat insulation material, or the heat insulation layer is an air heat insulation layer, and the barrel wall between the spraying devices is a barrel wall without the heat insulation layer.
The frame thin-wall concrete granulation tower shell is characterized in that the filling heat insulation material is a perlite heat insulation material, or the curing heat insulation material is a refractory plate block/refractory concrete, the refractory concrete is foamed concrete, heat insulation connecting pieces are arranged between the upper layer thin-wall precast slab and the lower layer thin-wall precast slab and between the left side and the right side of the thin-wall precast slab heat insulation layers, lining plate connecting plates are arranged between the upper layer lining plate and the lower layer lining plate and between the left side and the right side of the thin-wall precast slab heat insulation layers, and the lining plates are corrugated lining plates or lining plates with concavo-convex tooth shapes.
The construction method of the frame thin-wall type concrete granulation tower shell comprises the following steps: building a reinforced concrete foundation, prefabricating thin-wall prefabricated plates, setting the number and the positions of reinforced concrete stand columns on the reinforced concrete foundation according to the stress calculation result, binding stand column reinforcing steel bars, installing concrete column templates and pouring concrete to form concrete columns;
installing thin-wall precast slabs between the concrete columns, correcting the positions of the thin-wall precast slabs, realizing the fixed connection of the thin-wall precast slabs and the concrete columns in a welding connection mode between pre-embedded connecting pieces, a welding connection mode between the pre-embedded connecting pieces and transition pieces, or a bolt connection mode or a bonding connection mode, and filling expansion concrete in installation seams between the left and right ends of the thin-wall precast slabs and the concrete columns to form a main body structure of the granulation tower;
binding the reinforcing steel bars of the concrete column and the reinforcing steel bars of the concrete beam on the upper layer, fixing the concrete column formworks on the front side and the rear side on the concrete column on the lower layer through the concrete column formwork connecting holes, installing the concrete column formworks on the left side and the right side, installing the concrete beam formworks on the end parts of the thin-wall precast slabs through the concrete beam formwork connecting holes to form pouring spaces, and pouring concrete to form the integrated concrete column, concrete beam and thin-wall precast slabs;
repeating the above steps until the top of the building.
Advantageous effects
1. The traditional granulation tower construction method comprises a reverse mould construction method and a slip mould construction method, wherein the reverse mould construction method can be continuously constructed only when the bottom layer completely reaches the hardening strength; the total area of the templates of the turnover formwork is large, a large amount of labor and time are consumed for erecting the templates, and the small templates are stacked and are not easy to manage on a construction site. The slip form construction method has long construction preparation period, and a large amount of time is consumed for preparing and transporting the slip form device to a construction site and erecting the slip form device; the slip form construction is greatly influenced by weather factors, the slip form starts to slide upwards strictly according to the slip form period, and if factors such as weather disturb the construction plan, the construction control difficulty is high; the construction quality is influenced by slurry leakage at the splicing joint of the templates in the slip-forming process. The utility model discloses the frame thin wall is concrete prilling tower belongs to assembled frame construction, make the prefabricated plate in the construction of basis or any one deck, do not have construction preparation period and latency, and most work is accomplished on ground, the thin wall prefabricated plate is prefabricated in batches by the mill or is makeed on the scene ground, the prefabricated plate quality can be effectual monitoring before the installation, the site management degree of difficulty reduces, building quality is more controllable, site installation work can be according to the place, weather and the nimble adjustment of construction plan, construction period is nimble controllable, prefabricated plate total area turns over mould and slip form total area than the tradition and has reduced about 80%, and reduced artifical high altitude construction risk, accelerate the construction progress, and the cost is saved.
2. Traditional prilling tower outer wall is thicker, and outer wall weight is big, causes the waste of material, the utility model discloses thin wall prefabricated plate, the prilling tower casing of making is thinner, and thinner outer wall has alleviateed the holistic weight of prilling tower, save material again, has effectively improved the building progress, and the little outer wall of dead weight is thin, can promote spatial structure's optimization, is used for the concrete column of prilling tower, the optimization of concrete beam with bigger space, makes the whole mechanics structure of prilling tower more stable, compares the analysis through construction cost, the utility model discloses a frame thin wall formula concrete prilling tower saves about 20% building material than traditional prilling tower.
3. In the current research on the construction of the assembly type prilling tower, the precast slabs are main stressed components in the construction, the connection parts are made by inserting and casting concrete by steel bars extending from the stressed components during assembly, the connection parts are weak points of stress, and the mechanical structure of the whole construction is not ideal. The utility model discloses a frame thin wall formula concrete prilling tower adopts frame rack construction, and the concrete net of the circular or polygon section of thick bamboo wall that constitutes jointly by concrete column and concrete beam is as main bearing frame, and the thin wall prefabricated plate only as biography power component, thin wall prefabricated plate and bearing frame combination atress, the stability of prilling tower structure than the assembled prilling tower that regards as main atress component with the prefabricated plate has had very big improvement, and anti-wind anti-seismic performance is better.
4. The utility model discloses a frame thin wall formula concrete granulation tower casing is frame construction, cast-in-place horizontal concrete beam to cast-in-place concrete column on the basis of concrete beam, the lower extreme of thin wall prefabricated plate is located on horizontal concrete beam, prefabricated plate horizontal direction and concrete column connection, the component each other for supporting in the work progress, after the bottom building is accomplished, the concrete column and the thin wall prefabricated plate of bottom continue to make superstructure as bearing structure, save a large amount of fixed and support work, accelerate the construction progress, the building atress structure is more reasonable.
5. Based on the research on the construction method of the assembly type prilling tower at present, the periphery of a precast slab of the prilling tower needs to be provided with extended steel bars for left-right connection and up-down connection of the precast slab, and field tests show that the positioning and inserting difficulty of the precast slab is very high due to the wrong steel bars, the support and high-altitude hoisting during construction have high operation difficulty, and the technical requirements on constructors are high. The utility model discloses a frame thin wall formula concrete prilling tower, the prefabricated plate left and right sides and the lower part all do not have the reinforcing bar that stretches out, when the construction, make the concrete column earlier, with the concrete beam of lower part as braced frame, install thin wall prefabricated plate afterwards, the pre-buried connecting piece of concrete column left and right sides, when installing the thin wall prefabricated plate, the prefabricated plate is located on the concrete beam, the prefabricated plate both sides then through the pre-buried connecting piece connection of concrete column both sides fixed can, this kind of building structure more adapts to the manpower resources condition of building trade, do not need too high precision, it is more simple and convenient to prefabricate and on-.
6. The utility model discloses well thin wall prefabricated plate well cloth reinforcing bar net to the reinforcing bar net stretches out at the upper end thin wall prefabricated plate, pour as an organic wholely with the reinforcing bar net of horizontal concrete beam, make the integrated frame construction integration of thin wall prefabricated plate and prilling tower.
7. The utility model discloses a frame thin wall formula concrete granulation tower casing, the mode that inserts connecting hole and grout and connect through the steel construction connecting piece between the upper end of concrete beam and the lower extreme of thin wall prefabricated plate is connected, aim at during the field installation lean on the vision to judge can, the installation is simple, concrete beam and thin wall prefabricated plate integration after the grout.
8. The utility model discloses a thin wall prefabricated plate's of frame thin wall formula concrete granulation tower casing tip has concrete beam template connecting hole, and the upper portion of thin wall prefabricated plate has the workstation connecting hole, and when the concrete beam was pour in the site operation, the concrete beam template directly to receive the template connecting hole on can, the workstation can be to receiving on the workstation connecting hole to the workman is under construction.
9. The utility model discloses a frame thin wall formula concrete granulation tower casing's thin wall prefabricated plate has the erection joint between both ends and the concrete column about, uses as the fit-up gap when the installation, and the prefabricated plate has certain activity space during the construction, assembles more nimble portably, pours the chamber as connecting after the installation, carries out sealing connection.
10. The lining plate is arranged on the inner side of the heat insulation layer, the heat insulation layer and the anti-corrosion lining plate are prefabricated into an integrated structure, and the heat insulation layer and the anti-corrosion lining plate can be integrally hoisted in the construction process, so that the construction procedures are reduced. The thermal insulation layer is filled thermal insulation material or solidified thermal insulation material, and the wall of the spraying device chamber is not provided with the thermal insulation layer, so that the total cost can be reduced.
11. And heat insulation connecting pieces are arranged between the upper and lower prefabricated plates and between the prefabricated plate heat insulation layers on the left and right adjacent sides, so that the prefabricated plate heat insulation structure can be used as a pouring template while the continuity of the heat insulation layers is maintained. And lining plate connecting plates are arranged between the lining plates of the upper layer and the lower layer and between the lining plates of the left side and the right side, which are adjacent, so that the lining plates of the two prefabricated plates are effectively connected.
Drawings
Figure 1 is the main body schematic diagram of the thin-wall concrete prilling tower of the utility model.
Figure 2 is the main body section structure schematic diagram of the thin-wall concrete prilling tower of the utility model.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
Fig. 4 is a schematic sectional view taken along line a-a of fig. 1.
Fig. 5 is an enlarged schematic view of a portion b of fig. 4.
Figure 6 is a schematic view of the connection of the thin-wall precast slabs with concrete beams and concrete columns.
Fig. 7 is a schematic sectional view taken along line B-B of fig. 6.
Fig. 8 is a schematic cross-sectional view of fig. 6 taken along line C-C.
Fig. 9 is an enlarged view of the part c of fig. 8 (a connection view of the thin-walled precast slabs and the concrete beam).
FIG. 10 is a schematic view of a thin-walled precast slab member.
Fig. 11 is a schematic cross-sectional view taken along line D-D of fig. 10.
Fig. 12 is an enlarged schematic view of the portion d of fig. 11.
FIG. 13 is a view showing the construction of a prilling tower, taken as an example, before the twelfth thin-walled precast slab is installed.
Fig. 14 is a top view of fig. 13.
FIG. 15 is a view showing the construction of a prilling tower in an example in which the twelfth thin-walled precast slab is installed.
Fig. 16 is an enlarged schematic view of section e of fig. 15.
Fig. 17 is a top view of fig. 15.
Fig. 18 is a diagram showing the construction state of the prilling tower before the concrete beam and concrete column are poured on the upper layer (the concrete beam and concrete column templates are installed).
Fig. 19 is a top view of fig. 18.
Fig. 20 is a construction state diagram of a granulation tower in which the upper concrete column layer is poured.
FIG. 21 is a top view of a polygonal prilling tower.
Fig. 22 is an enlarged schematic view of part f of fig. 21.
FIG. 23 is a schematic view showing the connection manner of inserting the steel structure connecting member into the connecting hole.
FIG. 24 is a view showing the construction state of a granulation tower in which concrete column forms are installed.
Fig. 25 is a top view of fig. 24.
FIG. 26 is a schematic view of a thin-walled precast panel construction with a backing plate for an insulation blanket.
FIG. 27 is a schematic view of a thin-walled precast slab construction with a transverse corrugated liner for the insulation pack.
FIG. 28 is a schematic view of a thin-walled precast slab construction with vertical corrugated liner plates.
FIG. 29 is a schematic view of a thin-walled precast slab structure with a concavo-convex tooth-shaped lining plate.
FIG. 30 is a schematic view showing the connection between the thin-wall precast slabs and the concrete column after the horizontal connection.
Fig. 31 is a schematic view of the connection structure of the thin-wall precast slab and the concrete beam formwork.
FIG. 32 is a schematic view showing a connecting structure of a thin-walled precast slab and a workbench.
The specific implementation mode is as follows:
example 1:
a frame thin-wall concrete granulation tower shell comprises: the prefabricated concrete wall comprises a circular or polygonal cylinder wall main body 1, an elevator working room 11 attached to one side of the cylinder wall main body 1 and a spraying device room 12 arranged at the upper part of the cylinder wall main body, wherein the cylinder wall main body is of a frame structure and comprises a cast-in-place concrete beam 2 and a concrete column 3 on the basis of the concrete beam, the lower end of a thin-wall prefabricated plate 4 is located on the horizontal concrete beam 2, the thin-wall prefabricated plate 4 is connected with the concrete column 3 in the horizontal direction, or the thin-wall prefabricated plates 4 are connected with the concrete column 3 after being horizontally connected, and the upper end of the thin-wall prefabricated plate 4 supports the cast-in-place concrete beam 2 at the upper layer; the components are mutually supported in the construction process, after the bottom building is finished, the concrete column 3 and the thin-wall precast slab 4 at the bottom are used as supporting structures, and the upper building is continuously manufactured, so that the stress structure of the building is more reasonable, and auxiliary supporting tools such as inclined pull support and the like are not needed in site construction; the concrete column 3 and the concrete beam 2 jointly form a concrete net with a circular or polygonal cylinder wall, and the concrete net embedded with the thin-wall precast slab 4 forms a prilling tower shell;
the elevator working room 11 is of a groove-shaped structure and is formed by connecting a frame and a thin-wall precast slab 4 embedded in the frame, and the opening direction of the elevator working room is connected with the cylinder wall main body 1;
the spraying room 12 is of a frame structure and is formed by connecting a frame and a thin-wall precast slab 4 embedded in the frame, the spraying room 12 is isolated from a lower cylinder body through a workbench, and a top cover 13 is arranged at the upper part of the spraying device room 12.
Example 2:
in the frame thin-wall concrete granulation tower shell according to embodiment 1, the thin-wall precast slab 4 is fixedly connected with the concrete column and/or the concrete beam by welding the pre-buried connecting pieces 41, welding the pre-buried connecting pieces 41 and the transition piece 42, or bolting, or bonding, and the pre-buried connecting pieces 41 are all force transmission connecting pieces.
Example 3:
the frame thin-wall concrete granulation tower shell according to embodiment 1 or 2, wherein the upper end of the concrete beam 2 is provided with a protruding steel structure connecting piece 21, the lower end of the thin-wall precast slab 4 is provided with a connecting hole 43 corresponding to the steel structure connecting piece, or the lower end of the thin-wall precast slab 4 is provided with a protruding steel structure connecting piece, the upper end of the concrete beam is provided with a connecting hole corresponding to the steel structure connecting piece, the steel structure connecting piece 21 is inserted into the connecting hole 43 to connect the upper end of the concrete beam 2 and the lower end of the thin-wall precast slab 4 through grouting connection, the number of the connecting holes is determined according to the size of the concrete column 3, the alignment during field installation can be determined by visual judgment, the installation is simple, and the concrete beam and the thin-wall precast slab 4 are integrated after grouting.
Example 4:
a frame-type concrete granulating tower casing as described in embodiment 1, 2 or 3, wherein the concrete column 3 has concrete column formwork connecting holes 31, the end of the thin-walled precast slab 4 has concrete beam formwork connecting holes 48, when the concrete beam 2 and the concrete column 3 are cast in situ, the concrete beam formwork 49 and the concrete column formwork 32 are directly connected to the formwork connecting holes, the thin-walled precast slab 4 has steel mesh distributed therein, the upper end of the steel mesh extends out of the thin-walled precast slab 4, the lower end of the thin-walled precast slab 4 has a slurry passing groove 45, the side surface of the lower end of the thin-walled precast slab 4 has a slurry injecting hole 46, the left and right ends of the precast slab 4 have mounting gaps with the concrete column, the mounting gaps are used as assembly gaps when mounted, and are used as connecting casting cavities 47 after mounted for sealing connection.
Example 5:
the frame thin-wall concrete granulation tower shell according to embodiment 1 or 2 or 3 or 4, wherein the concrete column 5 is a prefabricated concrete column, pre-embedded connectors are arranged on two sides of the concrete column to be connected with the thin-wall prefabricated slab, a connecting hole is formed in the bottom of the concrete column, a steel bar extending out is arranged on the upper portion of the concrete column, the concrete column and the steel bar of the concrete beam form a pouring space during construction, and the poured concrete forms a stress node.
Example 6:
the frame thin-wall type concrete granulating tower casing according to embodiment 1 or 2 or 3 or 4 or 5, wherein the concrete beam 2 is a prefabricated concrete beam, the left end and the right end of the concrete beam are provided with embedded connectors to be connected with the prefabricated concrete beams 2 or concrete columns 3 on two sides, and the top and the bottom of the concrete beam are provided with embedded connectors to be connected with the thin-wall prefabricated slab 4.
Example 7:
the frame thin-wall concrete granulation tower shell of the embodiment 1, 2, 3, 4, 5 or 6, wherein the upper part of the thin-wall precast slab 4 is provided with a workbench connecting hole 54, and a workbench 55 is connected to the workbench connecting hole 54 to be used as a working platform of a worker; the inner side of the thin-wall precast slab 4 is provided with a heat insulation layer 5, the inner side of the heat insulation layer is provided with a lining plate 51, the heat insulation layer is filled heat insulation material or solidified heat insulation material, or the heat insulation layer is an air heat insulation layer, or the inner side of the thin-wall precast slab is not provided with the heat insulation layer but is additionally provided with an anti-corrosion lining plate, and the cylinder wall of the spraying device room 12 is not provided with the heat insulation layer.
Example 8:
the frame thin-wall concrete granulation tower shell of the embodiment 1, 2, 3, 4, 5, 6, or 7, wherein the filling heat insulation material is a perlite heat insulation material, or the cured heat insulation material is a refractory plate block/refractory concrete, the refractory concrete is foamed concrete, the heat insulation material is selected according to the requirement of the building application, heat insulation connecting pieces 52 are arranged between the thin-wall precast slabs 4 on the upper layer and the thin-wall precast slab 5 on the left side and the right side of the thin-wall precast slab 4 on the lower layer and between the thin-wall precast slab heat insulation layers 5 on the left side and the right side of the thin-wall precast slab, and the shell can be used as; and lining plate connecting plates 53 are arranged between the lining plates at the upper layer and the lower layer and between the lining plates 51 at the left side and the right side, and the lining plates are corrugated lining plates or lining plates with concave-convex tooth shapes.
Example 9:
the method of constructing a frame thin wall concrete granulation tower shell according to any one of embodiments 1, 2, 3, 4, 5, 6, 7, or 8, comprising: building a reinforced concrete foundation, prefabricating the thin-wall precast slabs 4, setting the number and the positions of reinforced concrete stand columns on the reinforced concrete foundation according to the stress calculation result, binding stand column reinforcing steel bars, installing concrete column templates 32, and pouring concrete to form concrete columns 3;
installing thin-wall precast slabs 4 between the concrete columns 3, correcting the positions of the thin-wall precast slabs 4, realizing the fixed connection of the thin-wall precast slabs 4 and the concrete columns 3 in a manner of welding connection among pre-buried connecting pieces 41, welding connection between the pre-buried connecting pieces 41 and a transition piece 42, or bolt connection, or bonding connection, and filling expansion concrete in installation seams between the left and right ends of the thin-wall precast slabs 4 and the concrete columns 3 to form a main body structure of the granulation tower;
binding the steel bars of the concrete column and the steel bars of the concrete beam on the upper layer, taking the concrete column on the lower layer and the assembled thin-wall precast slab as a supporting structure, fixing the concrete column formworks 32 on the front side and the rear side on the concrete column 3 on the lower layer through concrete column formwork connecting holes 31, installing the concrete column formworks 32 on the left side and the right side, installing concrete beam formworks 49 on the end parts of the thin-wall precast slabs 4 through concrete beam formwork connecting holes 48 to form a pouring space, and pouring concrete to form the integrated concrete column 3, concrete beam 2 and thin-wall precast slab 4;
later pouring work and prefabricated slab assembling work of each layer are supported by a member which is poured and assembled at the lower layer;
and repeating the steps after the thin-wall precast slabs 4 are installed between the concrete columns 3 until the top of the building.
Example 10:
the method of constructing a frame thin wall concrete granulation tower shell according to any one of embodiments 1, 2, 3, 4, 5, 6, 7, or 8, comprising: constructing a reinforced concrete foundation, prefabricating thin-wall prefabricated plates 4 and concrete columns 3, setting the number and the positions of reinforced concrete upright columns on the reinforced concrete foundation according to the stress calculation result, and installing the prefabricated concrete columns 3 with the upper parts provided with the extending reinforced bars;
installing thin-wall precast slabs 4 between the concrete columns 3, correcting the positions of the thin-wall precast slabs 4, realizing the fixed connection of the thin-wall precast slabs 4 and the concrete columns 3 in a manner of welding connection among pre-buried connecting pieces 41, welding connection between the pre-buried connecting pieces 41 and a transition piece 42, or bolt connection, or bonding connection, and filling expansion concrete in installation seams between the left and right ends of the thin-wall precast slabs 4 and the concrete columns 3 to form a main body structure of the granulation tower;
binding the steel bars of the concrete beam on the upper layer, taking the concrete columns on the lower layer and the assembled thin-wall precast slabs as supporting structures, installing concrete beam templates 49 at the end parts of the thin-wall precast slabs 4 through concrete beam template connecting holes 48, forming pouring spaces together with the steel bars extending out of the upper parts of the precast concrete columns, and pouring concrete to form the integrated concrete columns 3, concrete beams 2 and thin-wall precast slabs 4; and the prefabricated concrete column on the upper layer is connected and installed at the position, extending out of the steel bar, of the concrete column on the lower layer.
Later pouring work and prefabricated slab assembling work of each layer are supported by a member which is poured and assembled at the lower layer;
and repeating the steps after the thin-wall precast slabs 4 are installed between the concrete columns 3 until the top of the building.
Example 11:
the method of constructing a frame thin wall concrete granulation tower shell according to any one of embodiments 1, 2, 3, 4, 5, 6, 7, or 8, comprising: constructing a reinforced concrete foundation, prefabricating thin-wall prefabricated plates 4, prefabricated concrete columns 3 and prefabricated concrete beams 2, setting the number and the positions of reinforced concrete upright columns on the reinforced concrete foundation according to a stress calculation result, and installing the prefabricated concrete columns 3 with the upper parts provided with the extending reinforcing steel bars;
installing thin-wall precast slabs 4 between the concrete columns 3, correcting the positions of the thin-wall precast slabs 4, realizing the fixed connection of the thin-wall precast slabs 4 and the concrete columns 3 in a manner of welding connection among pre-buried connecting pieces 41, welding connection between the pre-buried connecting pieces 41 and a transition piece 42, or bolt connection, or bonding connection, and filling expansion concrete in installation seams between the left and right ends of the thin-wall precast slabs 4 and the concrete columns 3 to form a main body structure of the granulation tower;
installing the prefabricated concrete beam on the upper layer, taking the concrete columns on the lower layer and the assembled thin-wall prefabricated slab as a supporting structure, realizing the mutual connection between the concrete beams through the pre-embedded connecting piece and connecting the concrete beams with the prefabricated concrete column to form an integrated concrete column 3, a concrete beam 2 and a thin-wall prefabricated slab 4; and the prefabricated concrete column on the upper layer is connected and installed at the position, extending out of the steel bar, of the concrete column on the lower layer.
Later pouring work and prefabricated slab assembling work of each layer are supported by a member which is poured and assembled at the lower layer;
and repeating the steps after the thin-wall precast slabs 4 are installed between the concrete columns 3 until the top of the building.

Claims (6)

1. A frame thin-wall concrete granulation tower shell comprises: circular or polygon section of thick bamboo wall main part, adhere to the elevator workplace of section of thick bamboo wall main part one side, install between the spray set on section of thick bamboo wall main part upper portion, characterized by: the main body of the cylinder wall is of a frame structure and comprises a cast-in-place concrete beam and concrete columns on the basis of the concrete beam, the lower ends of the thin-wall precast slabs are located on the horizontal concrete beam, the thin-wall precast slabs are connected with the concrete columns in the horizontal direction, or the thin-wall precast slabs are connected with the concrete columns after being horizontally connected, and the upper ends of the thin-wall precast slabs support the cast-in-place concrete beam on the upper layer; the concrete columns and the concrete beams jointly form a concrete net with a circular or polygonal cylinder wall, and the concrete net embedded with the thin-wall precast slabs forms a prilling tower shell;
the elevator working room is of a groove-shaped structure and is formed by connecting a frame and a thin-wall precast slab embedded in the frame, and the opening direction of the elevator working room is connected with the cylinder wall main body;
the spraying room is of a frame structure and formed by connecting a frame and a thin-wall precast slab embedded in the frame, the spraying room is isolated from the lower cylinder body through a workbench, and the upper part of the spraying device room is provided with a top cover.
2. The frame, thin-walled concrete granulation tower casing of claim 1, wherein: the thin-wall precast slab is fixedly connected with the concrete column and/or the concrete beam in a welding connection mode, a bolt connection mode or a bonding connection mode through the embedded connecting pieces, the embedded connecting pieces and the transition pieces, and the embedded connecting pieces are all force transmission connecting pieces.
3. The frame, thin-walled concrete granulation tower casing of claim 1 or 2, wherein: the concrete beam is characterized in that the upper end of the concrete beam is provided with a steel structure connecting piece which extends out, and the lower end of the thin-wall precast slab is provided with a connecting hole which corresponds to the steel structure connecting piece, or the lower end of the thin-wall precast slab is provided with a steel structure connecting piece which extends out, the upper end of the concrete beam is provided with a connecting hole which corresponds to the steel structure connecting piece, and the steel structure connecting piece is inserted into the connecting hole and connected with the lower end of the thin-wall precast slab through grouting.
4. The frame, thin-walled concrete granulation tower casing of claim 1 or 2, wherein: the concrete column is provided with concrete column template connecting holes, the end part of the thin-wall precast slab is provided with concrete beam template connecting holes, steel bar meshes are distributed in the thin-wall precast slab, the upper ends of the steel bar meshes extend out of the thin-wall precast slab, the lower end of the thin-wall precast slab is provided with a slurry passing groove, the side surface of the lower end of the thin-wall precast slab is provided with a grouting hole, mounting seams are arranged between the left end and the right end of the thin-wall precast slab and the concrete column, the mounting seams are used as assembling gaps during mounting and are used as connecting and pouring cavities after mounting for sealing connection.
5. The frame, thin-walled concrete granulation tower casing of claim 1 or 2, wherein: the upper part of the thin-wall precast slab is provided with a workbench connecting hole; the inner side of the thin-wall precast slab is provided with a heat insulation layer, the inner side of the heat insulation layer is provided with a lining plate, the heat insulation layer is a filled heat insulation material or a solidified heat insulation material, or the heat insulation layer is an air heat insulation layer, and the barrel wall between the spraying devices is a barrel wall without the heat insulation layer.
6. The frame, thin-walled concrete granulation tower casing of claim 5, wherein: the filling heat insulation material is perlite heat insulation material, or the curing heat insulation material is refractory plate/refractory concrete, the refractory concrete is foamed concrete, heat insulation connecting pieces are arranged between the upper and lower layers of thin-wall precast slabs and between the left and right adjacent thin-wall precast slab heat insulation layers, lining plate connecting plates are arranged between the upper and lower layers of lining plates and between the left and right adjacent lining plates, and the lining plates are corrugated lining plates or lining plates with concave-convex tooth shapes.
CN201921243737.0U 2019-08-02 2019-08-02 Frame thin-wall type concrete granulation tower shell Active CN210738198U (en)

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Application Number Priority Date Filing Date Title
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CN210738198U true CN210738198U (en) 2020-06-12

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