CN105780923A - Assembly structure of prefabricated concrete beam and concrete-filled steel tube column - Google Patents
Assembly structure of prefabricated concrete beam and concrete-filled steel tube column Download PDFInfo
- Publication number
- CN105780923A CN105780923A CN201610289032.7A CN201610289032A CN105780923A CN 105780923 A CN105780923 A CN 105780923A CN 201610289032 A CN201610289032 A CN 201610289032A CN 105780923 A CN105780923 A CN 105780923A
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- concrete
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- bracket
- shaped steel
- steel tube
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an assembly structure of a prefabricated concrete beam and a concrete-filled steel tube column. The assembly structure comprises the concrete-filled steel tube column, a concrete-filled steel tube bracket, the prefabricated concrete beam, beam end pre-buried steel and a connection plate, wherein the concrete-filled steel tube bracket is welded with a side part of the concrete-filled steel tube column; the concrete-filled steel tube bracket is step-shaped; the concrete-filled steel tube bracket comprises bracket-shaped steel and bracket concrete filled in the bracket-shaped steel; a plurality of opposite-pull bolt holes are formed in the side surface of the bracket-shaped steel; the prefabricated concrete beam comprises the beam end pre-buried steel and prefabricated reinforced concrete; the beam end pre-buried steel is step-shaped and is matched with the shape of the concrete-filled steel tube bracket; a plurality of opposite-pull bolt holes are also formed in the side surface of the beam end pre-buried steel; the connection plate is arranged on the side surface of the bracket-shaped steel and the beam end pre-buried steel and is locked and fastened by a plurality of opposite-pull bolts. The assembly structure of the prefabricated concrete beam and the concrete-filled steel tube column is high in bearing capacity, high in earthquake-resistant ductility, high in node energy dissipation capacity, convenient to construct and high in construction quality, and can provide effective restraint on the concrete.
Description
[technical field]
The invention belongs to prefabricated construction technical field in civil engineering, be specifically related to a kind of precast concrete beam and steel core concrete column assembling structure.
[background technology]
Tradition cast-in-place construction mode industrialization degree is low, and execution conditions are poor, waste time and energy, and is unfavorable for that energy-conserving and environment-protective, common quality defect are difficult to elimination, security incident also happens occasionally.Adopt prefabricated construction can energy-conservation, water saving, material-saving, building waste is greatly reduced, reduces sound pollution, reduce labour force's consumption and intensity, be effectively improved construction environment, improve construction quality.
Conventional steel bar concrete beam and Frame Joints of Concrete-Filled Steel Tube majority adopt reinforcing bar circulating type to connect, and scene needs installation form, reinforcing bar binding and connection complexity, constructional difficulties；Node point connection sectional dimension is bigger.Steel core concrete column connecting joint is decorated in distribution structure, and main and girder steel connects, and junction adopts end plate and bolt, and fastener for connection outside with post, girder steel easily occurs flexing and fire protecting performance poor.
In precast concrete beam is connected with reinforced column, position, joint cores main still Bar Anchorage also rear pouring concrete, this mode scene also needs to wet trade, and post remains a need for adopting sleeve grouting connection, constructs and bothers, difficult quality guarantee.
[summary of the invention]
The present invention provides the assembling structure of a kind of bearing capacity is high, anti-earthquake ductility is good precast concrete beam and steel core concrete column, and this kind of assembling structure node energy dissipation capability is good, easy construction and construction quality is good, provide operative constraint to concrete.
The present invention is achieved in that
The assembling structure of a kind of precast concrete beam and steel core concrete column, including steel core concrete column, concrete filled steel tube bracket, precast concrete beam, the pre-buried shaped steel of beam-ends, connecting plate；It is characterized in that:
The sidepiece of described steel core concrete column welds described concrete filled steel tube bracket, and this concrete filled steel tube bracket is stepped；Described concrete filled steel tube bracket includes bracket shaped steel and is filled into the bracket concrete within described bracket shaped steel；The side of described bracket shaped steel arranges multiple split bolt hole；
Described precast concrete beam includes the pre-buried shaped steel of beam-ends and prefabricated reinforced concrete, and the pre-buried shaped steel of described beam-ends is the mating shapes of inverted steps shape and described concrete filled steel tube bracket；The side of the pre-buried shaped steel of described beam-ends is also equipped with multiple split bolt hole；
Described connecting plate is arranged at described bracket shaped steel and the side of the pre-buried shaped steel of described beam-ends, is locked by multiple split bolts.
Further, described connecting plate is stepped.
Further, being connected by a concreting hole between described steel core concrete column and described concrete filled steel tube bracket, it is overall that the concrete within described steel core concrete column and the concrete within described concrete filled steel tube bracket become one.
Further, described steel core concrete column, described bracket shaped steel, the pre-buried shaped steel of described beam-ends, described connecting plate all adopt carbon steel, rustless steel or refractory steel.
Further, the concrete within described steel core concrete column, described precast concrete beam and described bracket shaped steel all adopts normal concrete, high-strength concrete, high performance concrete, steel fiber reinforced concrete, regenerated aggregate concrete or lightweight aggregate concrete.
It is an advantage of the current invention that: the assembling structure of a kind of precast concrete beam-steel core concrete column of the present invention, on-the-spot without increase template and after water beam-ends concrete, assembling type node adopts split bolt connect, convenient and quick construction, reliable in quality；Bracket adopts concrete filled steel tube bracket, and bracket concrete is subject to the constraint of bracket shaped steel, improves bearing capacity, it is to avoid the die-cut effect of stairstepping bracket；The pre-buried shaped steel of beam-ends effectively prevent precast concrete beam steel bar colligation and anchorage problem, and beam-ends concrete is subject to the constraint of the pre-buried shaped steel of beam-ends, improves bearing capacity and ductility；Concrete filled steel tube bracket adopts stairstepping, and the pre-buried shaped steel of beam-ends is inverted steps shape, it is simple to shelves and connects with node；Connecting plate and split bolt are arranged on side, precast concrete beam section top and the bottom non-bolt, it is simple to arrange floor or connect shear wall structure；Connection can form structures with semi-rigid joints, improves node energy dissipation capabilities, and anti-earthquake ductility is good, can control place of the plastic hinge simultaneously, thus reaching optimum failure mode, really realizes the aseismatic design concept of strong column and weak beam, the weak component of strong node.
[accompanying drawing explanation]
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the perspective view after precast concrete beam of the present invention-steel core concrete column assembling.
Fig. 2 is the structural representation of steel core concrete column and concrete filled steel tube bracket shaped steel in the present invention.
Fig. 3 is the structural representation of steel pipe column in the present invention.
Fig. 4 is the structural representation of bracket shaped steel in the present invention.
Fig. 5 is the structural representation of concrete filled steel tube bracket in the present invention.
Fig. 6 is the structural representation of precast concrete beam in the present invention.
Fig. 7 is the structural representation of the pre-buried shaped steel of precast concrete beam in the present invention.
Fig. 8 is the structural representation of connecting plate in the present invention.
Fig. 9 is precast concrete beam of the present invention and steel core concrete column assembling process schematic.
Number in the figure illustrates:
1-steel core concrete column；11-steel pipe column；12-concrete column；
2-concrete filled steel tube bracket；21-bracket shaped steel；22-bracket concrete；
3-precast concrete beam；The pre-buried shaped steel of 31-beam-ends；32-prefabricated reinforced concrete；
4-connecting plate；5-split bolt；6-bolt hole；7-concreting hole.
[detailed description of the invention]
Referring to shown in Fig. 1 to Fig. 9, the assembling structure of a kind of precast concrete beam and steel core concrete column, including steel core concrete column 1, concrete filled steel tube bracket 2, precast concrete beam 3, connecting plate 4；
Steel core concrete column 1 is made up of steel pipe column 11 and the concrete column 12 being filled in steel pipe column 11；
The sidepiece welded still pipe concrete bracket 2 of steel core concrete column 1, this concrete filled steel tube bracket 2 is stepped；Concrete filled steel tube bracket 2 includes bracket shaped steel 21 and is filled into the bracket concrete 22 within bracket shaped steel 21；The side of bracket shaped steel 21 arranges multiple split bolt hole 6；
Precast concrete beam 3 includes the pre-buried shaped steel 31 of beam-ends and prefabricated reinforced concrete 32, and the pre-buried shaped steel 31 of beam-ends is the mating shapes of inverted steps shape and concrete filled steel tube bracket 2；The side of the pre-buried shaped steel of beam-ends 31 is also equipped with multiple split bolt hole 6；
Wherein, steel pipe column 11 can arrange concreting hole 7 at joint cores height, as it is shown on figure 3, concrete column 12 is filled into inside bracket shaped steel 21 when casting concrete by concreting hole 7, forms bracket concrete 22；Can not also offering concreting hole 7, bracket concrete 22 is individually built.Steel pipe column 11 can adopt square, rectangle and circular cross-section, can be arranged as required to internal partition or ribbed stiffener in joint cores.
Connecting plate 4 is stepped, arranges split bolt hole 6 at design attitude, as shown in Figure 8.
The pre-buried shaped steel 31 of steel pipe column 11, bracket shaped steel 21, beam-ends, connecting plate 4 can adopt carbon steel, rustless steel or refractory steel.
Concrete in concrete column 12, bracket concrete 22, prefabricated reinforced concrete 32 can adopt normal concrete, high-strength concrete, high performance concrete, steel fiber reinforced concrete, regenerated aggregate concrete or lightweight aggregate concrete.
During node assembling, the inverted steps ellbeam end of precast concrete beam 3 is shelved on concrete filled steel tube bracket 2, as it is shown in figure 9, two sides of beam are fixed by connecting plate 4 and split bolt 5.During node assembling, the inverted steps ellbeam end of precast concrete beam 3 is shelved on concrete filled steel tube bracket 2, as it is shown in figure 9, two sides of beam are fixed by connecting plate 4 and split bolt 5.
Bracket concrete 22, prefabricated reinforced concrete 32 pre-set split bolt hole 6 inside pre-buried shaped steel 31, it is also possible to the screw rod of pre-plugged split bolt 5 stretches connection.
A kind of precast concrete beam-steel core concrete column the assembly node of the present invention, on-the-spot without increase template and after water beam-ends concrete, assembling type node adopts split bolt 5 connect, convenient and quick construction, reliable in quality；Bracket adopts concrete filled steel tube bracket 2, and bracket concrete 22 is subject to the constraint of bracket shaped steel 21, improves bearing capacity, it is to avoid the die-cut effect of stairstepping bracket；The pre-buried shaped steel 31 of beam-ends, effectively prevent precast concrete beam 3 reinforcing bar binding and anchorage problem, and beam-ends concrete is subject to the constraint of the pre-buried shaped steel 31 of beam-ends, improves bearing capacity and ductility；Concrete filled steel tube bracket 2 adopts stairstepping, and the pre-buried shaped steel 31 of beam-ends is inverted steps shape, it is simple to shelves and connects with node；Connecting plate 4 and split bolt 5 are arranged on side, top and the bottom, precast concrete beam 3 cross section non-bolt, it is simple to arrange floor or connect shear wall structure；Connection can form structures with semi-rigid joints, improves node energy dissipation capabilities, and anti-earthquake ductility is good, can control place of the plastic hinge simultaneously, thus reaching optimum failure mode, really realizes the aseismatic design concept of strong column and weak beam, the weak component of strong node.
Above-described embodiment the and graphic present invention not does any pro forma restriction, any person of an ordinary skill in the technical field is to its suitably change done or modifies, and all should be regarded as the patent without departing from the present invention.
Claims (5)
1. an assembling structure for precast concrete beam and steel core concrete column, including steel core concrete column, concrete filled steel tube bracket, precast concrete beam, the pre-buried shaped steel of beam-ends, connecting plate；It is characterized in that:
The sidepiece of described steel core concrete column welds described concrete filled steel tube bracket, and this concrete filled steel tube bracket is stepped；Described concrete filled steel tube bracket includes bracket shaped steel and is filled into the bracket concrete within described bracket shaped steel；The side of described bracket shaped steel arranges multiple split bolt hole；
Described precast concrete beam includes the pre-buried shaped steel of beam-ends and prefabricated reinforced concrete, and the pre-buried shaped steel of described beam-ends is the mating shapes of inverted steps shape and described concrete filled steel tube bracket；The side of the pre-buried shaped steel of described beam-ends is also equipped with multiple split bolt hole；
Described connecting plate is arranged at described bracket shaped steel and the side of the pre-buried shaped steel of described beam-ends, is locked by multiple split bolts.
2. the assembling structure of a kind of precast concrete beam as claimed in claim 1 and steel core concrete column, it is characterised in that: described connecting plate is stepped.
3. the assembling structure of a kind of precast concrete beam as claimed in claim 1 and steel core concrete column, it is characterized in that: connected by a concreting hole between described steel core concrete column and described concrete filled steel tube bracket, it is overall that the concrete within described steel core concrete column and the concrete within described concrete filled steel tube bracket become one.
4. the assembling structure of a kind of precast concrete beam as claimed in claim 1 and steel core concrete column, it is characterised in that: described steel core concrete column, described bracket shaped steel, the pre-buried shaped steel of described beam-ends, described connecting plate all adopt carbon steel, rustless steel or refractory steel.
5. the assembling structure of a kind of precast concrete beam as claimed in claim 1 and steel core concrete column, it is characterised in that: the concrete within described steel core concrete column, described precast concrete beam and described bracket shaped steel all adopts normal concrete, high-strength concrete, high performance concrete, steel fiber reinforced concrete, regenerated aggregate concrete or lightweight aggregate concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610289032.7A CN105780923A (en) | 2016-05-04 | 2016-05-04 | Assembly structure of prefabricated concrete beam and concrete-filled steel tube column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610289032.7A CN105780923A (en) | 2016-05-04 | 2016-05-04 | Assembly structure of prefabricated concrete beam and concrete-filled steel tube column |
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| CN105780923A true CN105780923A (en) | 2016-07-20 |
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| CN201610289032.7A Pending CN105780923A (en) | 2016-05-04 | 2016-05-04 | Assembly structure of prefabricated concrete beam and concrete-filled steel tube column |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869321A (en) * | 2017-03-16 | 2017-06-20 | 南昌大学 | The prefabricated regeneration concrete bean column node and its construction method of a kind of reinforcement |
| WO2018196309A1 (en) * | 2017-04-25 | 2018-11-01 | 华南理工大学 | Connection configuration for precast concrete beam formed from recycled concrete block and construction method thereof |
| CN108978858A (en) * | 2018-08-21 | 2018-12-11 | 长安大学 | The connecting joint structure and construction method of square steel tube concrete column and reinforced beam |
| CN109024888A (en) * | 2018-08-07 | 2018-12-18 | 安徽工业大学 | Assembled PVC-FRP pipe concrete column-reinforced beam Self-resetting ring beam joint |
| CN109098282A (en) * | 2018-11-08 | 2018-12-28 | 安徽建筑大学 | A kind of connecting node of assembly concrete frame beam column |
| CN109162353A (en) * | 2018-10-25 | 2019-01-08 | 安徽建筑大学 | A kind of steel concrete assembled connecting node |
| CN109386053A (en) * | 2018-11-19 | 2019-02-26 | 湘潭大学 | A kind of assembled steel reinforced concrete column and reinforced beam connection structure entirely |
| CN109440924A (en) * | 2018-12-03 | 2019-03-08 | 中铁建工集团有限公司 | Steel box pin-connected joint built in a kind of shelf type precast assembly |
| CN109457801A (en) * | 2018-12-26 | 2019-03-12 | 长安大学 | A kind of connecting node and its construction method of prefabricated prestressed concrete beam |
| CN109826316A (en) * | 2019-03-25 | 2019-05-31 | 沈阳建筑大学 | Beam-girder connection based on fashioned iron in a kind of precast reinforced concrete structure |
| CN110424534A (en) * | 2019-08-13 | 2019-11-08 | 华侨大学 | A kind of prefabricated assembled non-reinforced concrete frame and its construction method |
| CN110656698A (en) * | 2019-10-16 | 2020-01-07 | 安徽建筑大学 | Shock resistance connection structure of concrete beam column |
| CN111058646A (en) * | 2019-11-26 | 2020-04-24 | 上海建工集团股份有限公司 | Full-period intelligent maintenance system and method for concrete corbels |
| CN112302209A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Steel and concrete shear wall mixed structure and manufacturing method thereof |
| CN112302195A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Lateral force resistant damper and steel frame combined structure and manufacturing method thereof |
| CN112302189A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Steel and precast concrete combined structure and manufacturing method thereof |
| CN114855992A (en) * | 2022-05-24 | 2022-08-05 | 中建科技集团有限公司 | Quickly-installed beam-column joint of prefabricated concrete structure and construction method thereof |
| CN114855993A (en) * | 2022-05-24 | 2022-08-05 | 中建科技集团有限公司 | Assembled H-shaped steel structure beam-column joint with anti-seismic and self-resetting functions and construction method thereof |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869321A (en) * | 2017-03-16 | 2017-06-20 | 南昌大学 | The prefabricated regeneration concrete bean column node and its construction method of a kind of reinforcement |
| WO2018196309A1 (en) * | 2017-04-25 | 2018-11-01 | 华南理工大学 | Connection configuration for precast concrete beam formed from recycled concrete block and construction method thereof |
| CN109024888A (en) * | 2018-08-07 | 2018-12-18 | 安徽工业大学 | Assembled PVC-FRP pipe concrete column-reinforced beam Self-resetting ring beam joint |
| CN108978858A (en) * | 2018-08-21 | 2018-12-11 | 长安大学 | The connecting joint structure and construction method of square steel tube concrete column and reinforced beam |
| CN109162353A (en) * | 2018-10-25 | 2019-01-08 | 安徽建筑大学 | A kind of steel concrete assembled connecting node |
| CN109098282A (en) * | 2018-11-08 | 2018-12-28 | 安徽建筑大学 | A kind of connecting node of assembly concrete frame beam column |
| CN109386053A (en) * | 2018-11-19 | 2019-02-26 | 湘潭大学 | A kind of assembled steel reinforced concrete column and reinforced beam connection structure entirely |
| CN109386053B (en) * | 2018-11-19 | 2024-02-13 | 湘潭大学 | Full-assembled reinforced concrete column and reinforced concrete beam connection structure |
| CN109440924A (en) * | 2018-12-03 | 2019-03-08 | 中铁建工集团有限公司 | Steel box pin-connected joint built in a kind of shelf type precast assembly |
| CN109457801A (en) * | 2018-12-26 | 2019-03-12 | 长安大学 | A kind of connecting node and its construction method of prefabricated prestressed concrete beam |
| CN109457801B (en) * | 2018-12-26 | 2023-12-15 | 长安大学 | Connecting node of prefabricated reinforced concrete beam and construction method thereof |
| CN109826316A (en) * | 2019-03-25 | 2019-05-31 | 沈阳建筑大学 | Beam-girder connection based on fashioned iron in a kind of precast reinforced concrete structure |
| CN109826316B (en) * | 2019-03-25 | 2023-10-03 | 沈阳建筑大学 | Beam-beam joint based on section steel in assembled reinforced concrete structure |
| CN110424534A (en) * | 2019-08-13 | 2019-11-08 | 华侨大学 | A kind of prefabricated assembled non-reinforced concrete frame and its construction method |
| CN110424534B (en) * | 2019-08-13 | 2023-12-29 | 华侨大学 | Prefabricated assembled type reinforced-free concrete frame and construction method thereof |
| CN110656698A (en) * | 2019-10-16 | 2020-01-07 | 安徽建筑大学 | Shock resistance connection structure of concrete beam column |
| CN111058646A (en) * | 2019-11-26 | 2020-04-24 | 上海建工集团股份有限公司 | Full-period intelligent maintenance system and method for concrete corbels |
| CN112302195A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Lateral force resistant damper and steel frame combined structure and manufacturing method thereof |
| CN112302189A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Steel and precast concrete combined structure and manufacturing method thereof |
| CN112302209B (en) * | 2020-10-21 | 2021-12-24 | 日照大象房屋建设有限公司 | Steel and concrete shear wall mixed structure and manufacturing method thereof |
| CN112302209A (en) * | 2020-10-21 | 2021-02-02 | 日照大象房屋建设有限公司 | Steel and concrete shear wall mixed structure and manufacturing method thereof |
| CN114855992A (en) * | 2022-05-24 | 2022-08-05 | 中建科技集团有限公司 | Quickly-installed beam-column joint of prefabricated concrete structure and construction method thereof |
| CN114855993A (en) * | 2022-05-24 | 2022-08-05 | 中建科技集团有限公司 | Assembled H-shaped steel structure beam-column joint with anti-seismic and self-resetting functions and construction method thereof |
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