A kind of assembled steel reinforced concrete silo and preparation method thereof
Technical field
The present invention relates to the assembled steel reinforced concrete silos and preparation method thereof in assembly building field.
Background technique
Assembled architecture is because of its energy conservation and environmental protection, the advantages that assembly efficiency is high, is greatly developed by country.According to silo knot
Structure current progress and applicable cases, except assembled steel storehouse is using in addition to relatively common, assembled steel reinforced concrete silo
Study comparatively weak with application, that researches and develops that a kind of novel fabricated reinforced concrete silo has become that silo structure develops must
It needs.
Summary of the invention
The purpose of the present invention is to provide a kind of assembled steel reinforced concrete silos using concrete prefabricated board;The present invention
Purpose also reside in a kind of production method of assembled silo be provided.
In order to solve the above technical problems, the technical solution of assembled steel reinforced concrete silo is as follows in the present invention:
A kind of assembled steel reinforced concrete silo, including cast-in-situ base, cast-in-situ base include the cast-in-place bulkhead of tubular, cast-in-place bulkhead
Upper end be circumferentially embedded with multiple built-in fittings, assembled steel reinforced concrete silo further includes silo skeleton, and silo skeleton includes
The steel tank of the straight steel column of vertical H-type of multiple circumferentially spaced arrangements, the two neighboring vertical straight steel column of H-type is positioned opposite, each vertical H
The bottom of the straight steel column of type passes through bolt and corresponding built-in fitting respectively and is connected, and silo skeleton further includes multiple being spaced cloth along the vertical direction
The circumferential H-type arc steel column being placed between the corresponding two neighboring vertical straight steel column of H-type, circumferential H-type arc steel column is horizontally disposed,
The steel tank of two neighboring circumferential direction H-type arc steel column is positioned opposite in up and down direction, and the both ends of circumferential H-type arc steel column pass through respectively
Bolt is connected with the corresponding vertical straight steel column of H-type, and assembled steel reinforced concrete silo further includes being set to correspond to two neighboring erect
Reinforced concrete prefabricated board between the straight steel column of H-type and circumferential H-type arc steel column, the surrounding difference of reinforced concrete prefabricated board
It is fastened in the opposite steel tank of notch of corresponding two straight steel columns of vertical H-type and two circumferential direction H-type arc steel columns, silo skeleton
Top is provided with silo roof.
Each reinforced concrete prefabricated board includes at least two prefabricated reinforced concrete pieces, two neighboring precast reinforced coagulation
It is provided with the mortise and tenon location structure of concave-convex location fit between native piece, passes through bolt between two neighboring prefabricated reinforced concrete piece
Connection structure connection.
Cast-in-situ base further includes being set to the cast-in-place bottom plate of cast-in-place bulkhead bottom and being set to the cast-in-place of cast-in-place bottom plate lower end
Support column.
The upper end of cast-in-place bulkhead is stuck in the steel tank of the downside of the circumferential H-type arc steel column of lower side.
Cylinder top includes H profile steel ring beam in upside arranged up and down and downside H profile steel ring beam, two steel of upside H profile steel ring beam
The inside and outside arrangement of slot, two steel tanks of downside H profile steel ring beam arrange that upside H profile steel ring beam surrounds feed inlet, and cylinder top further includes up and down
The conically shaped roof being set between upside H profile steel ring beam and downside H profile steel ring beam, conically shaped bottom wall is by multiple circumferentially sequences
Fan-shaped concrete prefabricated of arrangement is combined into, and the upper end of concrete prefabricated of each sector is provided with for extending into upside H profile steel
Horizontal connection edge in the outside steel tank of ring beam, horizontal connection are connected along the flange plate with upside H profile steel ring beam by vertical bolt
It connects, the lower end of concrete prefabricated of each sector is provided with perpendicular in the upside steel tank for extending into downside H profile steel ring beam vertically
Direct-connected to connect edge, vertical connection is connect along with the flange plate of downside H profile steel ring beam by the radial bolts radially extended.
A kind of technical solution of the production method of assembled steel reinforced concrete silo is, method includes the following steps:
One step, installs the straight steel column of vertical H-type in cast-in-situ base, and the bottom of the vertical straight steel column of H-type passes through on bolt and cast-in-situ base
Built-in fitting connection, the steel tank of the two neighboring vertical straight steel column of H-type are positioned opposite;
Second step, the circumferential H-type arc steel column between two straight steel columns of vertical H-type on the downside of arrangement, circumferential H-type arc steel column water
Plain cloth is set, and the downside steel tank of the circumferential H-type arc steel column of downside blocks the cast-in-place bulkhead upper end of cast-in-situ base, circumferential H-type arc
The both ends of steel column are respectively protruding into the respective side steel tank of the straight steel column of the vertical H-type of correspondence, and the both ends of circumferential H-type arc steel column pass through
Bolt is bolted with the flange plate of the corresponding vertical straight steel column of H-type;Circumferential H-type arc steel column and cast-in-place bulkhead are connected by bolt
It connects;
Third step, by reinforced concrete prefabricated board be placed in two straight steel columns of vertical H-type and downside circumferential H-type arc steel column it
Between, the lower end of reinforced concrete prefabricated board is stuck in the upside steel tank of the circumferential H-type arc steel column of downside, and armored concrete is prefabricated
The circumferential both ends of plate are stuck in the opposite side steel tank of two straight steel columns of vertical H-type, realize that armored concrete is pre- by bolt
The connection of the circumferential H-type arc steel column of making sheet and downside, two straight steel columns of vertical H-type, reinforced concrete prefabricated board and vertical H-type
Rubber seal tape is provided between straight steel column and circumferential H-type arc steel column;
4th step installs next vertical straight steel column of H-type, repeats second step, third step, until completing undermost all reinforcing bars
The installation of concrete prefabricated board;
5th step, place on the upside of the corresponding reinforced concrete prefabricated board on the upside of circumferential H-type arc steel column, the annular H of upside
Reinforced concrete prefabricated board is installed between type arc steel column and the corresponding two straight steel columns of vertical H-type, until completing second layer reinforcing bar
The installation of concrete prefabricated board repeats the 5th step, until completing the installation of top layer's reinforced concrete prefabricated board;
Downside H profile steel ring beam is installed on the top of each straight steel column of vertical H-type, the downside steel tank of downside H profile steel ring beam by the 6th step
It is stuck in the reinforced concrete prefabricated board upper end of top layer, passes through H profile steel ring beam on the upside of the first lifting equipment hoisting to downside H profile steel
The upper middle side part of ring beam slings fan-shaped concrete prefabricated sequence by the second lifting appliance, fan-shaped concrete prefabricated
Along the outside steel tank for extending into upside H profile steel ring beam, fan-shaped concrete prefabricated vertical connection edge is extend into for horizontal connection
In the upside steel tank of downside H profile steel ring beam, the flange plate of horizontal connection edge and upside H profile steel ring beam, which passes through, to be vertically bolted,
Vertical connection is connect along with the flange plate of downside H profile steel ring beam by the radial bolts radially extended.
Before the first step is according to the straight steel column of vertical H-type, cast-in-situ base, cast-in-situ base packet are first poured at the construction field (site)
Include cast-in-place bottom plate, the tubular for being set to cast-in-place bottom plate upper end cast-in-place bulkhead and be set to the cast-in-place support of cast-in-place bottom plate lower end
Column, the upper end of cast-in-place bulkhead are preset with the built-in fitting of 12 circumferentially spaced arrangements.
In the assembly of third step reinforced concrete prefabricated board, there are four prefabricated reinforced concrete pieces for reinforced concrete prefabricated board
It assembles.
The invention has the benefit that the straight steel column of vertical H-type, is installed on existing by the assembled silo in the present invention at the scene
On the built-in fitting for pouring bulkhead upper end, the downside steel tank of the circumferential H-type arc steel column of lower side is stuck on cast-in-place bulkhead, circumferential H-type
Arc steel column and the straight steel column of vertical H-type constitute silo skeleton, and reinforced concrete prefabricated board is just stuck in the counterparty of silo skeleton
In checkerwork cell, the joint connection in site of reinforced concrete prefabricated board and silo skeleton, reinforced concrete prefabricated board, circumferential direction are realized by bolt
H-type arc steel column and the straight steel column of vertical H-type are made in factory, and assembled in situ is got up simple and convenient, improve construction efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of assembled silo in the present invention;
Fig. 2 is the structural schematic diagram of silo skeleton in Fig. 1;
Fig. 3 is the cooperation schematic diagram of reinforced concrete prefabricated board and silo skeleton in Fig. 1;
Fig. 4 is the structural schematic diagram of reinforced concrete prefabricated board in Fig. 1;
Fig. 5 is the cooperation schematic diagram of the straight steel column of vertical H-type and circumferential H-type arc steel column in Fig. 1;
Fig. 6 is the structural schematic diagram of circumferential H-type arc steel column in Fig. 1;
Fig. 7 is the top view of Fig. 1;
Fig. 8 is upside H profile steel ring beam in Fig. 7, downside H profile steel ring beam and fan-shaped concrete prefabricated cooperation schematic diagram;
Fig. 9 is fan-shaped concrete prefabricated structural schematic diagram in Fig. 8;
Figure 10 is the structural schematic diagram of upside H profile steel ring beam in Fig. 7;
Figure 11 is the structural schematic diagram of half of upside H profile steel ring beam in the present invention;
Figure 12 is the structural schematic diagram of built-in fitting in the present invention;
Figure 13 is the connection schematic diagram of two neighboring prefabricated reinforced concrete piece in the present invention;
Figure 14 is the cooperation schematic diagram of the straight steel column of vertical H-type and circumferential H-type arc steel column in the present invention.
Specific embodiment
A kind of implementation of assembled steel reinforced concrete silo is for example shown in Fig. 1 ~ 14: including cast-in-situ base 9, fabricated cylinder
Wall 5 and fabricated cylinder top 2, cast-in-situ base include cast-in-place bottom plate, be set to cast-in-place bottom plate upper end tubular cast-in-place bulkhead 10
With the cast-in-place support column 11 for being set to cast-in-place bottom plate lower end, 11 formed by integrally casting of cast-in-place bulkhead 10, cast-in-place bottom plate and cast-in-place support column
Molding, cast-in-place in this patent are that writing a Chinese character in simplified form for cast in situs surrounds die cavity using template at the construction field (site) when specific operation,
Framework of steel reinforcement is set, then casting concrete in die cavity, forms the cast-in-situ base after concrete curing.
The upper end of cast-in-place bulkhead is circumferentially uniformly embedded with 12 built-in fittings, and built-in fitting includes the steel plate box surrounded by steel plate
Body 23, container body of steel plate are integrally in concave structure, and the bottom and side of container body of steel plate are provided with for adding with corresponding concrete
The reinforcement connector 26 of strong ties, the reinforcement connector in the present embodiment are resistance to plucking peg.
The middle part of container body of steel plate 23 is equipped with the abdomen for the straight steel column of corresponding vertical H-type through container body of steel plate along the longitudinal direction
The web groove 24 that plate is from top to bottom packed into, the front and rear sides of container body of steel plate have two wings being respectively used to vertical H profile steel
The connection side 40 of the corresponding arrangement in the opposite side of listrium, spacing between two connection sides of the front and rear sides of container body of steel plate with
Pitch match between two flange plates of H profile steel, that is to say, that the front and back thickness of container body of steel plate and the straight steel column 6 of vertical H-type
Pitch match between two flange plates, matching refer to two edges of a wing of the front and back thickness of container body of steel plate Yu the straight steel column 6 of vertical H
Spacing between plate is equal or smaller, such as within 5mm.Axis is provided on each connection side to extend along the longitudinal direction
Bolt penetration hole 25, bolt penetration hole is threaded hole in the present embodiment, and bolt penetration hole is arranged symmetrically along web groove.
Fabricated barrel includes silo skeleton and reinforced concrete prefabricated board, and silo skeleton includes multiple circumferentially spaced
The straight steel column 6 of vertical H-type of arrangement is provided between the two neighboring vertical straight steel column 6 of H-type multiple spaced apart along the vertical direction
Circumferential H-type arc steel column 8, circumferential H-type arc steel column 8 are horizontally disposed.H profile steel column belongs to standard steel comprising 19 He of web
It is set to the flange plate 18 at web both ends, flange plate 18 and web surround the steel tank 12 that two notches are disposed opposite to each other.It is two neighboring
The steel tank 12 of the straight steel column of vertical H-type is positioned opposite, and the steel tank of two neighboring circumferential H-type arc steel column is with respect to cloth in the up-down direction
It sets, the both ends of circumferential H-type arc steel column 8 are protruded into the correspondence steel tank of the two neighboring straight steel column of vertical H-type, circumferential H-type arc-shaped steel
The flange plate at column both ends connects bolt 17 by steel column and connects with the flange plate of the corresponding vertical straight steel column of H-type.Each straight steel of vertical H-type
The bottom of column 6 is connected by bolt with corresponding built-in fitting, and specific connection type is: the web of vertical H profile steel is from top to bottom
The web groove 24 for being encased in built-in fitting in, two flange plates of vertical H profile steel are just placed in inside and outside container body of steel plate,
Unthreaded hole corresponding with the threaded hole on connection side is provided on the flange plate of vertical H profile steel, by unthreaded hole and screw thread
The connection that connection bolt realizes built-in fitting and vertical H profile steel is installed in hole.
Assembled steel reinforced concrete silo further includes being set to the corresponding two neighboring vertical straight steel column of H-type and circumferential H-type arc
Reinforced concrete prefabricated board 7 between shape steel column, each reinforced concrete prefabricated board form bulkhead, in the present embodiment, each reinforcing bar
Concrete prefabricated board includes the prefabricated reinforced concrete piece 13 of four tiles, and four prefabricated reinforced concrete pieces 13 form two-by-two
Double-layer structure is provided with concave-convex location fit between two neighboring prefabricated reinforced concrete piece in up and down direction, on left and right directions
Mortise and tenon location structure, pass through bolt between two neighboring prefabricated reinforced concrete piece in up and down direction, on left and right directions and connect
The connection of binding structure.Mortise and tenon location structure includes being disposed therein the positioning groove of a prefabricated reinforced concrete on piece and being set to
The positioning protrusion 35 of another prefabricated reinforced concrete on piece.With the connection of two prefabricated reinforced concrete pieces on left and right directions
For, bolt fastening structure includes that the left screw rod perforation for being set to two neighboring prefabricated reinforced concrete on piece and right screw rod are worn
Hole, left screw rod perforation, the perforation of right screw rod are arc perforation, and the left end of left screw rod perforation extends to corresponding prefabricated reinforced concrete
On the inner wall of piece, the right end of left screw rod perforation is extended on the right side of corresponding prefabricated reinforced concrete piece, right screw rod perforation
Left end extends on the left side of corresponding prefabricated reinforced concrete piece, and the right end of right screw rod perforation extends to corresponding precast reinforced mixed
On the inner wall of solidifying soil piece, bolt fastening structure further includes being threaded onto screw rod perforation and the arc double end in corresponding lower screw rod perforation
Screw rod 34, the both ends of arc double threaded screw are provided with gasket and nut 23.It is opened on the inner wall of corresponding prefabricated reinforced concrete piece
Equipped with the hand hole slot 15 for sinking to installation for respective nut, each nut 23 is sunk to respectively to be installed in corresponding hand hole slot 15.
The surrounding of entire reinforced concrete prefabricated board 7 is stuck in the steel tank of corresponding H profile steel column, and by bolt with it is right
The flange plate of H profile steel is answered to be connected.
Cylinder top include upside H profile steel ring beam 1 arranged up and down and downside H profile steel ring beam 3, two of upside H profile steel ring beam 1
The inside and outside arrangement of steel tank, two steel tanks of downside H profile steel ring beam 3 arrange that upside H profile steel ring beam surrounds feed inlet, upside H-type up and down
Steel perimeter beam is welded by two sections of arc H profile steels.Downside H profile steel ring beam 3 is connect with the top bolt of each vertical straight steel column of H-type,
And the downside steel tank of downside H profile steel ring beam is stuck in the upper end of the reinforced concrete prefabricated board of top side.Cylinder top further includes being set to
Conically shaped roof between upside H profile steel ring beam and downside H profile steel ring beam, the gradient of conically shaped roof are 15 ° ~ 25 °, conically shaped
Bottom wall includes the concrete prefabricated 4 fan-shaped of multiple circumferentially sequence arrangements, and the segment angle that each sector is concrete prefabricated 4 is
15 °, the upper end of concrete prefabricated of each sector is provided with the level in the outside steel tank for extending into upside H profile steel ring beam even
Connect along 20, horizontal connection along and upside H profile steel ring beam flange plate by being vertically bolted, concrete prefabricated of each sector
Lower end is provided with the vertical connection in the upside steel tank for extending into downside H profile steel ring beam vertically along 21, and vertical connection is along 21
Pass through the radial bolts radially extended with the flange plate of downside H profile steel ring beam to connect.In other embodiments of the invention: steel
Reinforced concrete prefabricated board may not be to be combined by four prefabricated reinforced concrete pieces, for example reinforced concrete prefabricated board is one
Whole formed by integrally casting molded part.Figure middle term 30 indicates bolt penetration hole;Item 16 indicates connection bolts.
The production method of above-mentioned assembled silo is as shown in Fig. 1 ~ 14: this approach includes the following steps,
The first step, installs the straight steel column of vertical H-type in cast-in-situ base, and the bottom of the vertical straight steel column of H-type passes through bolt and cast-in-place bottom
Built-in fitting connection on seat, the steel tank of the two neighboring vertical straight steel column of H-type are positioned opposite;
Second step, the circumferential H-type arc steel column between two straight steel columns of vertical H-type on the downside of arrangement, circumferential H-type arc steel column water
Plain cloth is set, and the downside steel tank of the circumferential H-type arc steel column of downside blocks the cast-in-place bulkhead upper end of cast-in-situ base, circumferential H-type arc
The both ends of steel column are respectively protruding into the respective side steel tank of the straight steel column of the vertical H-type of correspondence, and the both ends of circumferential H-type arc steel column pass through
Bolt is bolted with the flange plate of the corresponding vertical straight steel column of H-type;Circumferential H-type arc steel column and cast-in-place bulkhead are connected by bolt
It connects;
Third step, by reinforced concrete prefabricated board be placed in two straight steel columns of vertical H-type and downside circumferential H-type arc steel column it
Between, the lower end of reinforced concrete prefabricated board is stuck in the upside steel tank of the circumferential H-type arc steel column of downside, and armored concrete is prefabricated
The circumferential both ends of plate are stuck in the opposite side steel tank of two straight steel columns of vertical H-type, realize that armored concrete is pre- by bolt
The connection of the circumferential H-type arc steel column of making sheet and downside, two straight steel columns of vertical H-type, reinforced concrete prefabricated board and vertical H-type
Rubber seal tape is provided between straight steel column and circumferential H-type arc steel column;
4th step installs next vertical straight steel column of H-type, repeats second step, third step, until completing undermost all reinforcing bars
The installation of concrete prefabricated board;
5th step, place on the upside of the corresponding reinforced concrete prefabricated board on the upside of circumferential H-type arc steel column, the annular H of upside
Reinforced concrete prefabricated board is installed between type arc steel column and the corresponding two straight steel columns of vertical H-type, until completing second layer reinforcing bar
The installation of concrete prefabricated board repeats the 5th step, until completing the installation of top layer's reinforced concrete prefabricated board;
Downside H profile steel ring beam is installed on the top of each straight steel column of vertical H-type, the downside steel tank of downside H profile steel ring beam by the 6th step
It is stuck in the reinforced concrete prefabricated board upper end of top layer, passes through H profile steel ring beam on the upside of the first lifting equipment hoisting to downside H profile steel
The upper middle side part of ring beam slings fan-shaped concrete prefabricated sequence by the second lifting appliance, fan-shaped concrete prefabricated
Along the outside steel tank for extending into upside H profile steel ring beam, fan-shaped concrete prefabricated vertical connection edge is extend into for horizontal connection
In the upside steel tank of downside H profile steel ring beam, the flange plate of horizontal connection edge and upside H profile steel ring beam, which passes through, to be vertically bolted,
Vertical connection is connect along with the flange plate of downside H profile steel ring beam by the radial bolts radially extended.
Further, before the first step is according to the straight steel column of vertical H-type, cast-in-situ base is first poured at the construction field (site),
Cast-in-situ base include cast-in-place bottom plate, be set to cast-in-place bottom plate upper end tubular cast-in-place bulkhead and be set to cast-in-place bottom plate lower end
Cast-in-place support column, the upper end of cast-in-place bulkhead are preset with the built-in fitting of 12 circumferentially spaced arrangements, the structure of cast-in-situ base with it is upper
The cast-in-situ base stated in each assembled silo embodiment is identical, and this will not be detailed here.When such as field calibration cast-in-situ base can also be with
It is not a part of this assembled silo production method, when carrying out silo assembly, live cast-in-situ base has poured completion.
Further, when third step reinforced concrete prefabricated board assembles, there are four pre-manufactured steels for reinforced concrete prefabricated board
Reinforced concrete piece assembles.
Further, when vertical straight type H profile steel height deficiency, when needing to splice, increase vertical H-type by the way of welding
The height of steel.