CN106567499B - Assembled steel reinforced concrete joining column structure and its implementation method - Google Patents
Assembled steel reinforced concrete joining column structure and its implementation method Download PDFInfo
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- CN106567499B CN106567499B CN201610954391.XA CN201610954391A CN106567499B CN 106567499 B CN106567499 B CN 106567499B CN 201610954391 A CN201610954391 A CN 201610954391A CN 106567499 B CN106567499 B CN 106567499B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of assembled steel reinforced concrete joining column structure and its implementation methods.The present invention includes concrete column, toughened internal stress, short steel column.Concrete column is pricked screw-thread steel by concrete, reinforcing bar, punching device and essence and is formed, short steel column is made of fashioned iron, ribbed stiffener and connecting plate, and toughened internal stress is made of shear connector, concrete, ribbed stiffener, anchoring system, reinforcing bar, end plate, upper steel flange plate and lower steel flange plate；Steel reinforced concrete-adapter section concrete is attached with the steel edge of a wing by shear connector, bears external force jointly.Connecting plate is arranged in short steel column end in the stability that ribbed stiffener is used to improve short steel column.The present invention is the advantages of combining concrete column and with steel column, steel and concrete are connected by toughened internal stress, sufficiently send out the excellent performance of both materials, improve the mechanical property and constructing operation performance of rod structure, and such structure can be constructed using quick assemblingization, accelerate speed of application, shortens the construction period, there is preferable economic benefit.
Description
Technical field
The invention belongs to construction engineering technical fields, and in particular to a kind of assembled steel reinforced concrete joining column structure and its embodiment party
Method.
Background technique
In current architectural engineering, mainly had using the structure type of column: reinforced column, steel core concrete column and type
Steel concrete column etc..The build model of reinforced column mainly uses conventional on-site pouring construction, it is difficult to industrialize big
Production, long construction period are such build model the problems such as there are high energy consumption, high pollution, poor efficiency, extensive style, and current new
Type urbanization, industrialization, Informatization Development requirement are incompatible.Steel core concrete column, can be by way of bolt or welding
Prefabricated construction is carried out, but is difficult to carry out the factorial production, due to being increased with steel so that construction cost is high, the anti-corrosion of steel pipe is prevented fires
Need to carry out technical treatment, and steel core concrete column causes column that local buckling occurs due to concrete vibrating leakiness.Fashioned iron
Concrete column solves the anti-corrosion fire safety problem of steel by external wrapping concrete, but it is relatively difficult to pour external wrapping concrete, steel using amount
It is complex with the connection of beams of concrete than armored concrete pillar height.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide it is a kind of it is economical and practical, structure is simple,
Assembled steel reinforced concrete joining column structure easy for construction and its implementation method.
In order to solve the above technical problems, technical solution proposed by the present invention is as follows:
Assembled steel reinforced concrete joining column structure, including concrete column, toughened internal stress, short steel column；Toughened internal stress is coagulation
The linkage section of earth pillar and short steel column；Concrete column includes that concrete, reinforcing bar, punching device and essence prick screw-thread steel；Short steel column includes
Fashioned iron, ribbed stiffener and connecting plate；Toughened internal stress is by shear connector, concrete, ribbed stiffener, anchoring system, reinforcing bar, end plate, Zuo Gang
Flange plate and right steel flange plate are constituted；The concrete of toughened internal stress is with end plate, left steel flange plate and right steel flange plate by cutting
Power key is attached, and bears external force jointly；Ribbed stiffener is used to improve the stability of short steel column；It is arranged in short steel column end and connects
Plate；Concrete column is reinforced concrete structure, to reinforce the connection between concrete column and toughened internal stress, in concrete column and steel
Fining twisted steel is installed inside mixed adapter section.
Shear connector in toughened internal stress symmetrically be welded on end plate, left steel flange plate and right steel flange plate enclose and
At medial surface on；The size and specification of shear connector pass through according to the dead load being applied on steel reinforced concrete column and the size of mobile load
The calculation method of existing specification determines.
The fashioned iron section form of short steel column uses H-type or box-type section, and the arrangement of the ribbed stiffener of short steel column is true according to specification
Determine
It is by shear connector and fining twisted steel that concrete and both different materials of steel is close at toughened internal stress
Connection improves its globality, and connecting plate is arranged in the outer end of short steel column, using two kinds of hybrid modes of bolt and welding and outside
The connection of portion's steel node.
The implementation method of assembled steel reinforced concrete joining column structure, the specific steps are as follows:
Step 1: short steel column, welded end plate, left steel flange plate at toughened internal stress end being processed according to design drawing in factory
And right steel flange plate, shear connector being welded on symmetrically is interior made of end plate, upper steel flange plate and lower steel flange plate enclose
On side；The connecting plate being connected with steel node is welded in the toughened internal stress other end, and is connected in connecting plate and with short steel column
Prepared screw-bolt hole hole on the end plate connect；
Step 2: the short steel column of the good two panels of factory process being fixed, the installation template between short steel column, by design binding
Reinforcing bar installs punching device and fining twisted steel in concrete column and toughened internal stress in advance；
Step 3: casting concrete column and toughened internal stress conserve beam in factory, reach to concrete column intensity
To after day intensity, form removal system；
Step 4: anchoring system being installed on the end plate of toughened internal stress, opens fining twisted steel by design control stretching force
It draws in place；
Step 5: steel reinforced concrete column being transported to construction site, passes through two kinds of hybrid modes of bolt and welding and external steel section
Point connection, completes installation.
Compared with the prior art, the advantages of the present invention are as follows:
1, the factorial production can be carried out, guarantees architecture quality
, can be prefabricated with the progress batch production of overall process combining information technology using the present invention, guarantee architecture quality, improves it
Durability, and it is encoded in process of production, the performance and quality to column in production process carry out life-cycle retrospect.
2, quick assembled type construction can be used, accelerate construction progress, small to surrounding environment influence,
Using the present invention, compared with traditional rod structure, finished product beam is transported to construction site after plant produced is complete, using spiral shell
Two kinds of hybrid modes of bolt and welding are connect with steel node, are reduced situ wet operation, are constructed, greatly accelerated using quick assemblingization
Engineering construction progress, save the cost greatly reduce surrounding environment influence.
3, the advantages of making full use of steel and concrete, economic indicator is low
Using the present invention, the advantages of being combined using steel reinforced concrete in assembled steel reinforced concrete joining column structure, both played concrete structure,
Played that steel connect with steel again is easy to application property.Steel dosage is greatly reduced compared with steel construction reduces cost, reduces steel knot
The fire prevention of structure anti-corrosion and later maintenance maintenance cost；There is no wet seam compared with cast-in-situ concrete columns, at bean column node, makes construction speed
Degree is accelerated, and shortens the construction period, save the cost.
Detailed description of the invention
Steel reinforced concrete column floor plan Fig. 1 (a) of the invention；
Steel reinforced concrete column floor plan Fig. 1 (b) of the invention；
Toughened internal stress layout drawing Fig. 2 of the invention；
Concrete column sectional view Fig. 3 of the invention；
Toughened internal stress sectional view Fig. 4 of the invention；
Short steel column sectional view Fig. 5 of the invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Assembled steel reinforced concrete joining column structure, including concrete column 1, toughened internal stress 2, short steel column 3；Toughened internal stress 2 is
The linkage section of concrete column 1 and short steel column 3.Wherein, concrete column 1 pricks screw thread by concrete 4, reinforcing bar 5, punching device 6 and essence
Steel 7 forms, and short steel column 3 is made of fashioned iron 8, ribbed stiffener 9 and connecting plate 10, toughened internal stress 2 by shear connector 11, concrete 4 plus
Strength rib 9, anchoring system 12, reinforcing bar 5, end plate 13, left steel flange plate 14 and right steel flange plate 15 are constituted, and toughened internal stress 2 is mixed
The changeover portion of solidifying earth pillar 1 and short steel column 3, the concrete 4 of toughened internal stress 2 and end plate 13, left steel flange plate 14 and the right steel edge of a wing
Plate 15 is attached by shear connector 11, bears external force jointly.Ribbed stiffener 9 is then the stability for improving short steel column 3, avoids its hair
Raw local buckling.It is easily attached for convenience of steel reinforced concrete combination intercolumniation, connecting plate 10 is set in short 3 end of steel column, using bolt and weldering
The mode of combining is connect to connect with steel node.Concrete column 1 is reinforced concrete structure, to reinforce concrete column 1 in conjunction with steel reinforced concrete
Fining twisted steel 7 is installed in connection between section 2 inside them.
Assembled steel reinforced concrete joining column structure of the present invention is made of concrete column 1, toughened internal stress 2, short steel column 3, coagulates earth pillar
1, toughened internal stress 2, the size of short steel column 3 and construction, it is true by existing proper calculation according to structure type and external load size
It is fixed.
In the present invention, 5 grade specification of reinforcing bar and the ratio of reinforcement in concrete column 1, according to external load size and beam size, root
It is determined according to existing proper calculation method.
In the present invention, toughened internal stress 2 is by shear connector 11, concrete 4, ribbed stiffener 9, anchoring system 12, reinforcing bar 5, end plate
13, left steel flange plate 14 and right steel flange plate 15 composition, 5 ratio of reinforcement of reinforcing bar and grade in toughened internal stress 2, according to being applied to
The size of load on toughened internal stress is determined by the calculation method of existing specification.
In the present invention, shear connector 11 in toughened internal stress 2 should be arranged symmetrically, the size and specification of shear connector 11
According to the size of the dead load and mobile load that are applied on steel reinforced concrete column, determined by the calculation method of existing specification.
In the present invention, length, quantity and the arrangement of fining twisted steel 7 in toughened internal stress 2 and concrete column 1, according to perseverance
Load and the size of mobile load and the size of column are determined by the calculation method of existing specification.
In the present invention, short steel column 3 is made of fashioned iron 8, ribbed stiffener 9 and connecting plate 10,8 section form of fashioned iron of short steel column 3
Using H-type or box-type section, the arrangement of the ribbed stiffener 9 of short steel column 3 is determined according to specification.
Assembled steel reinforced concrete column is made of concrete column 1, toughened internal stress 2, short steel column 3, and steel reinforced concrete column uses steel
Reinforced concrete column, by shear connector 11 and fining twisted steel 7 by concrete and steel both different materials at toughened internal stress 2
The close connection of material improves its globality, and connecting plate 10 is arranged at column both ends, using two kinds of hybrid modes of bolt and welding and
The connection of steel node, reduces the wet construction at connecting node, is constructed, is accelerated construction progress using quick assemblingization, saves the duration.
The implementation method of assembled steel reinforced concrete joining column structure, the specific steps are as follows:
Step 1: short steel column 3 being processed according to design drawing in factory, in 2 one end welded end plate 13 of toughened internal stress, Zuo Gang
Flange plate 14 and right steel flange plate 15, by shear connector 11 symmetrically be welded on end plate 13, left steel flange plate 14 and the right steel wing
On medial surface made of listrium 15 encloses；The connecting plate 10 being connected with steel node is welded in 2 other end of toughened internal stress, and even
Prepared screw-bolt hole hole on fishplate bar 10 and the end plate 13 being connected with short steel column 3.
Step 2: the short steel column 3 of the two panels factory processed being fixed, the installation template between short steel column 3 is tied up by design
It wire-ties, punching device 6 and fining twisted steel 7 is installed in advance in concrete column 1 and toughened internal stress 2.
Step 3: casting concrete column 1 and toughened internal stress 2 conserve beam in factory, to concrete column intensity
After reaching 28 days intensity, form removal system.
Step 4: anchoring system 12 being installed on the end plate 13 of toughened internal stress 2, controls stretching force for finish rolling spiral shell by design
7 tensioning of line steel is in place.
Step 5: steel reinforced concrete column being transported to construction site, is connected by two kinds of hybrid modes of bolt and welding and steel node
It connects, completes installation.
Embodiment:
The assembled steel reinforced concrete column of the present embodiment is arranged as shown in Fig. 1 (a), 1 (b) and 2.Steel reinforced concrete combination column length 3~4
Rice, the size of column are 400mm × 400mm.It is made of concrete column 1, toughened internal stress 2 and short steel column 3, steel reinforced concrete combined segment 2
A length of 250mm, a height of 400mm, width 400mm；Short steel column 3 is made of H profile steel 8, ribbed stiffener 9 and connecting plate 10, H profile steel 8
The edge of a wing and web thickness obtain according to corresponding proper calculation,
The concrete column 1 and toughened internal stress 2 of the present embodiment as shown in figs. 34, arrange certain amount in concrete column 1
Longitudinal reinforcement 5, the ratio of reinforcement is obtained according to practical engineering calculation, and steel reinforced concrete junction carry out stirrup encryption, steel reinforced concrete combine
Section 2 is made of multiple shear connectors 11, end plate 13, left steel flange plate 14 and right steel flange plate 15, end plate 13, left steel flange plate 14 and
Right 15 thickness 20mm of steel flange plate, 11 diameter of shear connector are 10mm, bond distance 70mm, and the spacing between shear connector 11 is according to proper calculation
It obtains.
The short steel column 3 of the present embodiment is as shown in figure 5, the hybrid mode come in connects steel node, bolt with welding using bolt
It is obtained with weld size according to corresponding proper calculation, connects plate thickness 20mm.
Claims (3)
1. assembled steel reinforced concrete joining column structure, it is characterised in that including concrete column (1), toughened internal stress (2), short steel column (3)；
Toughened internal stress (2) is the linkage section of concrete column (1) and short steel column (3)；Concrete column (1) includes concrete (4), reinforcing bar
(5), punching device (6) He Jingzha screw-thread steel (7)；Short steel column (3) includes fashioned iron (8), ribbed stiffener (9) and connecting plate (10)；Steel
Mixed adapter section (2) are by shear connector (11), concrete (4), ribbed stiffener (9), anchoring system (12), reinforcing bar (5), end plate (13), a left side
Steel flange plate (14) Ji Yougang flange plate (15) is constituted；The concrete (4) of toughened internal stress (2) and end plate (13), the left steel edge of a wing
Plate (14) Ji Yougang flange plate (15) is attached by shear connector (11), bears external force jointly；Ribbed stiffener (9) is short for improving
The stability of steel column (3)；In short steel column (3) end, connecting plate (10) are set；Concrete column (1) is reinforced concrete structure, is
Reinforce the connection between concrete column (1) and toughened internal stress (2), the installation essence inside concrete column (1) and toughened internal stress (2)
It pricks screw-thread steel (7)；
Shear connector (11) in toughened internal stress (2) symmetrically be welded on end plate (13), left steel flange plate (14) Ji Yougang
On medial surface made of flange plate (15) encloses；The size and specification of shear connector (11) are according to the perseverance being applied on steel reinforced concrete column
The size with mobile load is carried, is determined by the calculation method of existing specification；
By shear connector (11) and fining twisted steel (7) by concrete and steel both difference materials at toughened internal stress (2)
The close connection of material improves its globality, and connecting plate (10) is arranged in the outer end of short steel column (3), using bolt and welding two
Kind hybrid mode is connect with external steel node.
2. assembled steel reinforced concrete joining column structure according to claim 1, it is characterised in that the fashioned iron (8) of short steel column (3) is cut
Face form uses H-type or box-type section, and the arrangement of the ribbed stiffener (9) of short steel column (3) is determined according to specification.
3. the implementation method of assembled steel reinforced concrete joining column structure according to claim 1, it is characterised in that specific steps are such as
Under:
Step 1: short steel column (3) being processed according to design drawing in factory, holds welded end plate (13), Zuo Gang in toughened internal stress (2)
Flange plate (14) Ji Yougang flange plate (15), by shear connector (11) symmetrically be welded on end plate (13), left steel flange plate
(14) on medial surface made of Ji Yougang flange plate (15) encloses；The company being connected with steel node is welded in short steel column (3) other end
Fishplate bar (10), and the prepared screw-bolt hole hole on connecting plate (10) and the end plate (13) being connected with short steel column (3)；
Step 2: the short steel column of the good two panels of factory process (3) being fixed, the installation template between short steel column (3) is tied up by design
It wire-ties, punching device (6) and fining twisted steel (7) is installed in advance in concrete column (1) and toughened internal stress (2)；
Step 3: casting concrete column (1) and toughened internal stress (2), to concrete column (1) and toughened internal stress (2) in factory
It is conserved, after concrete column intensity reaches 28 days intensity, form removal system；
Step 4: anchoring system (12) being installed on the end plate (13) of toughened internal stress (2), control stretching force for finish rolling by design
Screw-thread steel (7) tensioning is in place；
Step 5: steel reinforced concrete column being transported to construction site, is connected by two kinds of hybrid modes of bolt and welding and external steel node
It connects, completes installation.
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