CN112282079A - Assembly type steel structure box column and reinforced concrete beam connecting joint and construction method - Google Patents
Assembly type steel structure box column and reinforced concrete beam connecting joint and construction method Download PDFInfo
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- CN112282079A CN112282079A CN202010969707.9A CN202010969707A CN112282079A CN 112282079 A CN112282079 A CN 112282079A CN 202010969707 A CN202010969707 A CN 202010969707A CN 112282079 A CN112282079 A CN 112282079A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
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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
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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Abstract
The invention relates to the technical field of connection of box columns and soil beams, and discloses a connection node of an assembled steel structure box column and a reinforced concrete beam and a construction method. One end of the connecting column penetrates through the inside of the second prefabricated slab and extends to the inside of the first prefabricated slab, the other end of the connecting column is embedded into the inside of the second mounting groove, mortar is poured into the connecting column from the grouting port, the concrete beam and the steel structure box column are fixedly connected, and meanwhile, the connection stability can be improved through the fastening bolts.
Description
Technical Field
The invention relates to the technical field of connection of box columns and soil beams, in particular to a connection node of an assembled steel structure box column and a reinforced concrete beam and a construction method.
Background
The assembled steel structure box column is characterized in that the assembled box column is integrally formed by steel pieces, the reinforced concrete beam is a beam made of reinforced concrete materials, the reinforced concrete beam can be made into an independent beam, can also form an integral beam-plate floor system with a reinforced concrete plate, or form an integral single-layer or multi-layer frame with the reinforced concrete column, and in actual life, the box column and the soil beam are often connected into a whole for convenient use.
However, when the steel structure box column and the concrete beam are connected at present, mostly only adopt the connecting sheet and lock with the screw, the stability that this connected mode is relatively poor, cause hidden danger easily to the steel structure box column plays the supporting role, and the relatively poor safety that then can influence the soil beam of its intensity. Accordingly, one skilled in the art provides an assembled steel structure box column and reinforced concrete beam connection node and a construction method thereof to solve the problems of the background art.
Disclosure of Invention
The invention aims to provide a connection node of an assembly type steel structure box column and a reinforced concrete beam and a construction method, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an assembled steel structure box post and reinforced concrete roof beam connected node, includes the concrete beam, the connecting plate is installed to one side of concrete beam, steel structure box post is installed to one side integral type of connecting plate, the outside of steel structure box post scribbles anticorrosive coating, and the outside of steel structure box post has seted up water drainage tank, the one end rigid coupling of steel structure box post has the mounting panel, the antidetonation post is installed to the one end of mounting panel, the terminal embedding of antidetonation post to the inside of antidetonation board, the antidetonation groove that matches each other with the antidetonation post is seted up to the inside of antidetonation board, the outside of antidetonation post is provided with the antidetonation pad in the.
As a still further scheme of the invention: the steel structure box column is provided with eight at least in one side of concrete beam, and the distance between every steel structure box column is the same, and the size shape is also the same.
As a still further scheme of the invention: the thickness of anticorrosive coating is 0.3mm, and anticorrosive coating's material is polyurethane anticorrosive material, the drain tank has at least the rectangle to have seted up threely in the outside of steel construction box column.
As a still further scheme of the invention: the concrete beam is characterized in that a first prefabricated plate and a second prefabricated plate are respectively installed in the concrete beam from left to right, a first installation groove is formed in one side of the first prefabricated plate, a connecting column is installed in the first installation groove in a penetrating mode, one end of the connecting column penetrates through the inside of the second prefabricated plate and extends to the inside of the connecting plate, a second installation groove matched with the connecting column is formed in the connecting plate, and a fastening bolt is arranged on one side of the connecting plate.
As a still further scheme of the invention: the inside of spliced pole is hollow setting, and the outside symmetry of spliced pole has seted up row thick liquid mouth, the slip casting mouth that communicates each other with the spliced pole is seted up to the inside of connecting plate.
As a still further scheme of the invention: the inside of spliced pole is hollow setting, and the outside symmetry of spliced pole has seted up row thick liquid mouth, the slip casting mouth that communicates each other with the spliced pole is seted up to the inside of connecting plate.
As a still further scheme of the invention: the slurry discharge port is rectangular, and at least ten slurry discharge ports are arranged outside the connecting column at equal intervals.
As a still further scheme of the invention: the inside mounting of steel construction box post has the gusset plate, the inside through connection of gusset plate has the gusset post, the inside packing of steel construction box post has the filling layer, and the inboard of steel construction box post is provided with the barrier layer.
As a still further scheme of the invention: the packing layer is the stone of density 0.3mm, the gusset plate is the rectangle and is provided with fifteen at least equidistance in the inside of steel construction box column, the gusset column is cylindrical two bisymmetry and is provided with four, the barrier layer is the polytetrafluoroethylene material.
As a still further scheme of the invention: the specific construction method comprises the following steps:
s1: firstly, embedding an anti-seismic column installed at the tail end of a steel structure box column and an anti-seismic plate connected with the tail end of the anti-seismic column into a groove dug in advance, and pouring through concrete;
s2, prefabricating a first precast slab and a second precast slab inside the concrete beam, inserting a connecting column into the second precast slab and extending to the inside of the first precast slab, and aligning a second mounting groove formed in the connecting plate to the connecting column for quick mounting;
s3: after the concrete beam is connected with the connecting plate, mortar is poured into the connecting plate from grouting ports formed in the upper surface and the lower surface of the connecting plate by using a grouting machine, the mortar enters the connecting column along the grouting ports and seeps out from a mortar discharge port formed in the outer part of the connecting column, so that the first prefabricated plate and the second prefabricated plate are integrally connected;
s4: after the first prefabricated plate, the second prefabricated plate and the connecting column are grouted, grouting is carried out, so that grouting is carried out on one end of the connecting column in the second mounting groove, and grouting connection is completed;
s5: after grouting is finished, the fastening bolt is fastened with the concrete beam by utilizing the rotation of the fastening bolt, so that the stable connection of the concrete beam and the steel structure box column is finished.
Compared with the prior art, the invention has the beneficial effects that: one end of a connecting column penetrates through the interior of the second prefabricated slab and extends to the interior of the first prefabricated slab, the other end of the connecting column is embedded into the interior of the second mounting groove, mortar is poured into the interior of the connecting column from a grouting port, the concrete beam and the steel structure box column are fixedly connected, and meanwhile, the connection stability can be improved through fastening bolts; the surface of the steel structure box column is coated with an anticorrosive layer, so that the service life of the steel structure box column can be prolonged, the drainage groove is formed, the reinforcing plate and the reinforcing column are arranged in the steel structure box column, the strength of the steel structure box column can be effectively improved, and the anti-seepage layer is arranged in the steel structure box column to prevent rainwater from permeating and influence the service life of the steel structure box column; simultaneously, an anti-seismic column and an anti-seismic plate are arranged on one side of the mounting plate, the anti-seismic plate and the anti-seismic column can be buried underground, the anti-seismic property of the steel structure box column can be improved, and the anti-seismic property of the steel structure box column and the anti-seismic property of the concrete beam are increased.
Drawings
Fig. 1 is a schematic structural view of a connection node of an assembled steel structure box column and a reinforced concrete beam;
FIG. 2 is a schematic diagram of an internal structure of a concrete beam in a connection node of an assembled steel structure box column and a reinforced concrete beam;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of a reinforcing plate in a connecting joint of an assembled steel structure box column and a reinforced concrete beam;
fig. 5 is a structural schematic diagram of an anti-seismic pad in a connection node of an assembled steel structure box column and a reinforced concrete beam.
In the figure: 1. a concrete beam; 2. a connecting plate; 3. a steel structure box column; 4. fastening a bolt; 5. an anti-corrosion coating; 6. a seismic plate; 7. an anti-seismic column; 8. a water discharge tank; 9. mounting a plate; 10. a first prefabricated panel; 11. a first mounting groove; 12. connecting columns; 13. a second prefabricated panel; 14. a grouting port; 15. a pulp discharge port; 16. a second mounting groove; 17. a filling layer; 18. an impermeable layer; 19. reinforcing columns; 20. a reinforcing plate; 21. an anti-seismic pad; 22. antidetonation groove.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the invention, the assembled steel structure box column and reinforced concrete beam connection node and the construction method thereof comprise a concrete beam 1, a connecting plate 2 is installed at one side of the concrete beam 1, a steel structure box column 3 is integrally installed at one side of the connecting plate 2, at least eight steel structure box columns 3 are arranged at one side of the concrete beam 1, the distance between each two steel structure box columns 3 is the same, the size and the shape are also the same, a first precast slab 10 and a second precast slab 13 are respectively installed in the concrete beam 1 from left to right, a first installation groove 11 is formed at one side of the first precast slab 10, a connecting column 12 is installed in the first installation groove 11 in a penetrating manner, the connecting column 12 is hollow, a grout outlet 15 is symmetrically formed in the outer part of the connecting column 12, the grout outlet 15 is rectangular, and the grout outlet 15 is at least ten steel structure box columns are equidistantly, the slip casting mouth 14 that communicates each other with spliced pole 12 is seted up to the inside of connecting plate 2, the inside that the one end of spliced pole 12 runs through second prefabricated plate 13 extends to the inside of connecting plate 2, first prefabricated plate 10 is the same with the size of second prefabricated plate 13, the shape is the same, spliced pole 12 is provided with four in two bisymmetry in one side of connecting plate 2, the second mounting groove 16 with spliced pole 12 looks mutual matching is seted up to the inside of connecting plate 2, and one side of connecting plate 2 is provided with fastening bolt 4, utilize the other end embedding of spliced pole 12 to the inside of second mounting groove 16, and pour the inside of filling spliced pole 12 into from slip casting mouth 14 through the mortar, and make concrete beam 1 and steel construction box column 3 fixed connection, can improve the stability of connection through fastening bolt 4 simultaneously.
In fig. 1: the outside of steel construction box post 3 scribbles anticorrosive coating 5, and the water drainage tank 8 has been seted up to the outside of steel construction box post 3, anticorrosive coating 5's thickness is 0.3mm, and anticorrosive coating 5's material is polyurethane anticorrosive material, water drainage tank 8 has the rectangle at least and has seted up threely in the outside of steel construction box post 3, this steel construction box post 3's surface scribbles anticorrosive coating 5, can increase steel construction box post 3's life, and seted up water drainage tank 8, can conduct water and discharge, avoid taking place not hard up.
In fig. 4 and 5: the one end rigid coupling of steel construction box post 3 has mounting panel 9, antidetonation post 7 is installed to mounting panel 9's one end, the terminal embedding of antidetonation post 7 is to the inside of antidetonation board 6, the antidetonation groove 22 that matches each other with antidetonation post 7 is seted up to the inside of antidetonation board 6, the outside of antidetonation post 7 is provided with antidetonation pad 21 in the inside of antidetonation groove 22, the utilization buries the underground with antidetonation board 6 and antidetonation post 7, can improve the shock resistance of steel construction box post 3, increase the shock resistance of steel construction box post 3 and concrete beam 1.
Internally mounted of steel construction box post 3 has gusset plate 20, gusset plate 20's inside through connection has gusset column 19, the inside packing of steel construction box post 3 has filling layer 17, and steel construction box post 3's inboard is provided with barrier layer 18, filling layer 17 is density 0.3 mm's stone, gusset plate 20 is the rectangle and is provided with fifteen at least in the inside equidistance of steel construction box post 3, gusset column 19 is provided with four for cylindrical two bisymmetry, barrier layer 18 is the polytetrafluoroethylene material, gusset plate 20 and gusset column 19's setting, can effectual improvement steel construction box post 3's intensity, and be provided with barrier layer 18 in steel construction box post 3's inside, prevent the infiltration of rainwater, influence steel construction box post 3's life.
In summary, the following steps: when the concrete beam 1 is connected with the steel structure box column 3, one end of a connecting column 12 is embedded into a first prefabricated plate 10 and a second prefabricated plate 13 prefabricated in the concrete beam 1, a first mounting groove 11 is formed in the first prefabricated plate 10, so that one end of the connecting column 12 is embedded into the first prefabricated plate 10, a second mounting groove 16 formed in one side of a connecting plate 2 is matched with the other end of the connecting column 12, the connecting column 12 is hollow, when the concrete beam 1 is connected with a mounting plate 9, mortar can enter the connecting column 12 from a grouting opening 14 through grouting, and the mortar can continuously overflow from a mortar discharge opening 15 through grouting, so that the mortar is filled in the first mounting groove 11 and the second mounting groove 16, and the concrete beam 1 can be quickly connected with the steel structure box column 3 integrally connected with one side of the connecting plate 2, after the connection, the connecting plate 2 and the concrete beam 1 can be more stable by rotating the fastening bolt 4, the anti-seismic column 7 and the anti-seismic plate 6 are arranged on one side of the mounting plate 9 at the other end of the steel structure box column 3, when the steel structure box column 3 is used, the anti-seismic plate 6 and the anti-seismic column 7 can be buried underground and can be grouted by mortar, so that the stability is better, the anti-seismic performance of the steel structure box column 3 and the concrete beam 1 is improved, the anti-corrosion coating 5 is coated on the outer part of the steel structure box column 3 and the drainage groove 8 is formed, so that the service life of the steel structure box column 3 can be prolonged, the drainage groove 8 is formed, water can be conducted and discharged to avoid loosening, a plurality of reinforcing plates 20 are arranged inside the steel structure box column 3, the reinforcing plates 20 are connected through the reinforcing columns 19, the strength of the steel structure box column 3 can be effectively improved, and the anti-seepage layer, the rainwater is prevented from permeating, and the service life of the steel structure box column 3 is prevented from being influenced;
the connection node of the assembled steel structure box column and the reinforced concrete beam and the construction method thereof are as follows:
s1: firstly, embedding an anti-seismic column 7 arranged at the tail end of a steel structure box column 3 and an anti-seismic plate 6 connected with the tail end of the anti-seismic column 7 into a groove dug in advance, and pouring through concrete;
s2, prefabricating the first precast slab 10 and the second precast slab 13 in the concrete beam 1, inserting the connecting column 12 into the second precast slab 13 and extending into the first precast slab 10, and aligning the connecting column 12 with a second mounting groove 16 formed in the connecting plate 2 so as to carry out quick mounting;
s3: after the concrete beam 1 is connected with the connecting plate 2, mortar is poured into the connecting plate 2 from a grouting opening 14 formed in the upper surface and the lower surface of the connecting plate 2 by using a grouting machine, the mortar enters the connecting column 12 along the grouting opening 14 and seeps out from a mortar discharge opening 15 formed outside the connecting column 12, so that the mortar is integrally connected with the first precast slab 10 and the second precast slab 13;
s4: after the first prefabricated plate 10, the second prefabricated plate 13 and the connecting column 12 are grouted, grouting is carried out, so that grouting is carried out on one end of the connecting column 12 in the second mounting groove 16, and grouting connection is completed;
s5: after grouting is finished, the fastening bolts 4 are fastened with the concrete beam 1 by utilizing the rotation of the fastening bolts 4, so that the joint stable connection of the concrete beam 1 and the steel structure box column 3 is finished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. A connection node of an assembled steel structure box column and a reinforced concrete beam comprises a concrete beam (1), it is characterized in that one side of the concrete beam (1) is provided with a connecting plate (2), one side of the connecting plate (2) is integrally provided with a steel structure box column (3), the outer part of the steel structure box column (3) is coated with an anticorrosive coating (5), a drainage groove (8) is arranged outside the steel structure box column (3), one end of the steel structure box column (3) is fixedly connected with a mounting plate (9), an anti-seismic column (7) is arranged at one end of the mounting plate (9), the tail end of the anti-seismic column (7) is embedded into the anti-seismic plate (6), an anti-seismic groove (22) matched with the anti-seismic column (7) is arranged in the anti-seismic plate (6), and an anti-seismic pad (21) is arranged outside the anti-seismic column (7) in the anti-seismic groove (22).
2. An assembled steel structure box column and reinforced concrete beam connection node according to claim 1, characterized in that, the steel structure box column (3) is provided with at least eight on one side of the concrete beam (1), and the distance between each steel structure box column (3) is the same, and the size and shape are the same.
3. An assembled steel structure box column and reinforced concrete beam connecting node according to claim 1, characterized in that the thickness of the anti-corrosion coating (5) is 0.3mm, the anti-corrosion coating (5) is made of polyurethane anti-corrosion material, and the number of the drainage grooves (8) is at least three in a rectangular shape on the outer portion of the steel structure box column (3).
4. An assembled steel structure box column and reinforced concrete beam connection node according to claim 1, wherein a first prefabricated plate (10) and a second prefabricated plate (13) are respectively installed inside the concrete beam (1) from left to right, a first installation groove (11) is formed in one side of the first prefabricated plate (10), a connection column (12) is installed inside the first installation groove (11) in a penetrating manner, one end of the connection column (12) extends to the inside of the connection plate (2) through the inside of the second prefabricated plate (13), a second installation groove (16) matched with the connection column (12) is formed inside the connection plate (2), and a fastening bolt (4) is arranged on one side of the connection plate (2).
5. A connection node of an assembled steel structure box column and a reinforced concrete beam as claimed in claim 4, characterized in that the inside of the connection column (12) is hollow, the outside of the connection column (12) is symmetrically provided with grout discharging ports (15), and the inside of the connection plate (2) is provided with grouting ports (14) which are mutually communicated with the connection column (12).
6. An assembled steel structure box column and reinforced concrete beam connection node according to claim 4, characterized in that the first prefabricated plate (10) and the second prefabricated plate (13) are the same size and the same shape, and the connection column (12) is provided with four two-by-two symmetry on one side of the connection plate (2).
7. An assembled steel structure box column and reinforced concrete beam connection node according to claim 5, characterized in that the grout outlet (15) is rectangular and at least ten grout outlets (15) are provided at equal intervals outside the connection column (12).
8. An assembled steel structure box column and reinforced concrete beam connection node according to claim 1, characterized in that a reinforcing plate (20) is installed inside the steel structure box column (3), a reinforcing column (19) is connected inside the reinforcing plate (20) in a penetrating manner, the steel structure box column (3) is filled with a filling layer (17), and an impermeable layer (18) is arranged on the inner side of the steel structure box column (3).
9. An assembled steel structure box column and reinforced concrete beam connection node according to claim 8, characterized in that the filling layer (17) is stones with a density of 0.3mm, the reinforcing plates (20) are rectangular and are arranged at least fifteen equidistantly inside the steel structure box column (3), the reinforcing columns (19) are cylindrical and are arranged four by four symmetrically, and the impermeable layer (18) is made of polytetrafluoroethylene material.
10. The assembled steel structure box column and reinforced concrete beam connection node and construction method as claimed in any one of claims 1 to 9, wherein the construction method comprises the following specific steps:
s1: firstly, embedding an anti-seismic column (7) arranged at the tail end of a steel structure box column (3) and an anti-seismic plate (6) connected with the tail end of the anti-seismic column (7) into a groove dug in advance, and pouring through concrete;
s2, prefabricating a first precast slab (10) and a second precast slab (13) in the concrete beam (1), inserting a connecting column (12) into the second precast slab (13) and extending to the interior of the first precast slab (10), and aligning a second mounting groove (16) formed in the connecting plate (2) with the connecting column so as to carry out quick mounting;
s3: after the concrete beam (1) is connected with the connecting plate (2), mortar is poured into the connecting plate (2) from a grouting opening (14) formed in the upper surface and the lower surface of the connecting plate (2) by using a grouting machine, the mortar enters the connecting column (12) along the grouting opening (14) and seeps out of a mortar discharge opening (15) formed in the outer part of the connecting column (12), so that the first precast slab (10) and the second precast slab (13) are integrally connected;
s4: after the first prefabricated plate (10), the second prefabricated plate (13) and the connecting column (12) are grouted, grouting is carried out, so that grouting is carried out on one end of the connecting column (12) in the second mounting groove (16) in the same manner, and grouting connection is completed;
s5: after grouting is finished, the fastening bolt (4) is fastened with the concrete beam (1) by utilizing the rotation of the fastening bolt (4), so that the joint of the concrete beam (1) and the steel structure box column (3) is stably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969707.9A CN112282079A (en) | 2020-09-15 | 2020-09-15 | Assembly type steel structure box column and reinforced concrete beam connecting joint and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010969707.9A CN112282079A (en) | 2020-09-15 | 2020-09-15 | Assembly type steel structure box column and reinforced concrete beam connecting joint and construction method |
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| CN112282079A true CN112282079A (en) | 2021-01-29 |
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| CN202010969707.9A Pending CN112282079A (en) | 2020-09-15 | 2020-09-15 | Assembly type steel structure box column and reinforced concrete beam connecting joint and construction method |
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Application publication date: 20210129 |