CN207659980U - A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node - Google Patents
A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node Download PDFInfo
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- CN207659980U CN207659980U CN201720927161.4U CN201720927161U CN207659980U CN 207659980 U CN207659980 U CN 207659980U CN 201720927161 U CN201720927161 U CN 201720927161U CN 207659980 U CN207659980 U CN 207659980U
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Abstract
The utility model discloses a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot nodes, include mainly reinforced concrete foundation, steel core concrete column, shear key, special screw hole component, anchor bolt, wherein concrete filled steel tube column end welding column end plate, high-strength bolt is welded on the inside of styletable plate, insertion is cast in the corrugated bushing of self-compaction cement base, to form shear key.Upper end connecting screw is screwed into special screw hole component upper end by the reserved screw hole of styletable plate, realizes the assembling of anchor bolt.When needing to dismantle reinforced concrete foundation and Prefabricated concrete-filled steel tube column, upper end connecting screw is back-outed, high-strength bolt takes out, and removes the self-compaction cement base in corrugated bushing, you can steel core concrete column is dismantled and replaced.All components that the utility model uses are all made of assembled in situ connection, reduce site welding work and form work engineering, improve building industrialization efficiency of assembling, embody building element energy conservation and environmental protection, dismountable novel building theory.
Description
Technical field
The utility model belongs to engineering structure technical field, and it is particularly applicable to Concrete-Filled Square Steel Tubes in middle-high building structure
Splicing field of operation in scene between column and reinforced concrete foundation.
Background technology
For China's construction mainly based on site operation, this traditional mode of production industrialization degree is not high, designs
Build that more extensive, building products unstable quality, construction efficiency is low, amount of labour demanded is big, spillage of material and building waste
It measures big, resource and energy consumption is larger, energy-saving and environment-friendly Sustainable Development Construction requirement cannot be met.With China's " building work
The quickening of industry, housing industrialization " process, the trend of housing industry industrialization is increasingly apparent, and architecture production mode is carrying out
A revolution, that is, the construction of novel fabricated building is gradually expanded, the application of novel fabricated reinforced concrete structure is again
As one of current research hot spot
Steel core concrete column has following basic characteristics：Concrete filled steel tube, can as a kind of new composite structure
Effectively the advantages of performance two kinds of materials of steel and concrete, the features such as easy for construction, convenient for assembling, just by more and more
It has been largely used to applied to the group frame that in the key project construction in China, especially steel core concrete column forms high-rise and super
In high building structure, significant technical economic benefit and social benefit are obtained.In consideration of it, inventor is to dismountable assembled
Steel core concrete column has made intensive studies, and is generated then by this case.
Utility model content
It is efficient, easy to disassemble, beautiful firm that the utility model provides a kind of simple structure, energy conservation and environmental protection, install convenient
Dismountable assembly concrete-filled steel tube foot joint.
The utility model is achieved through the following technical solutions：
The utility model provides a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node, characterized in that packet
Include steel core concrete column, reinforced concrete foundation, shear key, anchor bolt, special screw hole component；
The steel core concrete column includes concrete-filled steel square tubular column and styletable plate；
The reinforced concrete foundation includes pre-buried corrugated bushing, special screw hole component, reinforcing bar；
The shear key includes high-strength bolt, plastic film, pre-buried corrugated bushing and self-compaction cement base；
The anchor bolt includes special screw hole component and upper end connecting screw；
The special screw hole component includes punching internal thread steel bushing, steel anchor slab, lower end screw rod and nut.
The styletable plate is fixed by welding in concrete-filled steel square tubular column end, and high-strength spiral shell is then welded on the inside of styletable plate
Bar, for being connected with pre-buried corrugated bushing in reinforced concrete foundation；Screw hole is reserved on the outside of styletable plate, is used for upper end connecting screw
It is connected with reinforced concrete foundation.
The reinforced concrete foundation is at position corresponding with screw hole is reserved on the outside of styletable plate by special screw hole group
Part is embedded in reinforced concrete foundation in advance；The pre-buried corrugated bushing at position corresponding with the high-strength bolt on the inside of styletable plate；
And stiffener is set around punching internal thread steel bushing and around steel anchor slab.
The high-strength bolt is fixed by welding in the inside of styletable plate, and plastic film is had outsourced on high-strength bolt outer wall；
Insertion is embedded in the pre-buried corrugated bushing for having poured self-compaction cement base in reinforced concrete foundation；It is set to be only used for resisting
It is the shearing of node, easy to disassemble and repair.
The special screw hole component is embedded in reinforced concrete foundation in advance, punching internal thread steel bushing top and reinforced concrete
Equal at the top of earth foundation, position is corresponding with reserved screw hole on the outside of styletable plate, and steel anchor slab and nut are located at the end of lower end screw rod,
The top of lower end screw rod is fixed on punching internal thread steel bushing lower semisection by being screwed into punching internal thread steel bushing.
The anchor bolt is screwed into punching internal thread steel bushing upper semisection by upper end connecting screw and is attached power transmission, and upper end connects
It connects screw rod and reserves the punching internal thread steel bushing upper end that screw hole was screwed into or back-outed special screw hole component across styletable plate, realize steel pipe
Dismounting between concrete column and reinforced concrete foundation and replacement.
So far, technical solutions of the utility model specifically, provide it is a kind of can quick assembly and disassembly assembled steel tube it is mixed
Solidifying earth pillar foot splices node.
Compared with prior art, the utility model has the beneficial effects that：
1, the utility model uses the splicing of steel core concrete column and reinforced concrete foundation, all components to add in factory
Work is completed, transport to behind construction site, can assembly connection at the construction field (site), reduce site welding work and shuttering work, protect
Site operation quality has been demonstrate,proved, building industrialization efficiency of assembling is improved.
2, the utility model research and development foot joint power transmission is clear, the high-strength bolt outsourcing plastic film of shear key, to drop
The cohesive force that self-compaction cement base is poured in low high-strength bolt and pre-buried corrugated bushing, the shearing for making it be only used for resisting node,
And anchor bolt is then only used for resisting the moment of flexure of node, and detachable and reparation.
3, the steel core concrete column is connect easy to disassemble with reinforced concrete foundation, when steel tube concrete is removed and replaced to needs
When earth pillar, upper end connecting screw is back-outed to the punching internal thread steel bushing upper end of special screw hole component, high-strength bolt takes out, you can
Steel core concrete column is dismantled and replaced.
Description of the drawings
Fig. 1 is the foot joint overall diagram of the utility model；
Fig. 2 is the steel core concrete column of the utility model；
Fig. 3 is the shear key of the utility model；
Fig. 4 is the anchor bolt of the utility model；
Fig. 5 is the steel core concrete column end plate of the utility model；
Fig. 6 is the reinforced concrete foundation of the utility model.
In figure：
1- concrete-filled steel square tubular columns, 2- styletable plates, 3- high-strength bolts,
4- plastic films, 5- reserve screw hole, the pre-buried corrugated bushings of 6-,
7- punching internal thread steel bushings, the upper ends 8- connecting screw, 9- steel anchor slabs,
The lower ends 10- screw rod, 11- nuts, 12- self-compaction cement bases,
13- reinforcing bars.
Specific implementation mode
A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node is by steel core concrete column, reinforced concrete
Plinth, shear key, special screw hole component, anchor bolt composition, referring to Fig. 1~6.Steel core concrete column is mixed in square steel tube as shown in Fig. 2
Solidifying 1 end of earth pillar weldering connecting pole end plate 2.Styletable plate 2 as shown in figure 5, on the outside reserve screw hole 5, for upper end connecting screw 8 with
Reinforced concrete foundation is connected, and high-strength bolt 3 is then welded in inside, with 6 phase of pre-buried corrugated bushing in reinforced concrete foundation
Even.3 outsourcing plastic film 4 of high-strength bolt pours self-compaction cement base to reduce in high-strength bolt 3 and pre-buried corrugated bushing 6
12 cohesive force, to form shear key as shown in figure 3, it is made to be only used for resisting the shearing of node, easy to disassemble and repair.Anchor
Bolt is as shown in figure 4, include mainly lower end screw rod 10, punching internal thread steel bushing 7 and upper end connecting screw 8, wherein lower end screw rod
10 carry steel anchor slab 9 and nut 11, are screwed into the special screw hole component of punching internal thread steel sleeve composition and are embedded in reinforced concrete in advance
In plinth；Upper end connecting screw 8 is reserved into screw hole 5 by styletable plate 2 when assembly and is screwed into 7 upper end of punching internal thread steel bushing, is spliced
At anchor bolt, for the moment of flexure for resisting node, easy to disassemble and reparation.Reinforced concrete foundation is as shown in fig. 6, pre-buried by lower end
Screw rod 10 carries steel anchor slab 9 and nut 11, is screwed into punching internal thread steel bushing 7 and forms special screw hole component and pre-buried ripple
Casing 6, to avoid concrete pressure-bearing from damaging, the utility model is taken confined concrete or added to reinforced concrete foundation to be reinforced
Reinforcing bar 13 improves bearing capacity.Secondly to avoid around anchor bolt coagulation around the cleavage fracture of reinforced concrete foundation and steel anchor slab
Stiffener 13 is arranged in the punching shear failure of soil, the utility model around special screw hole component and around steel anchor slab.This practicality is new
It is clear that type researches and develops foot joint power transmission, and shear key is only used for resisting node shearing, anchor bolt be then only used for resisting the pulling force of node and
Moment of flexure, and it is detachable.
The sequence of construction of the utility model structure the following is：
1, except needs scene pours self-compaction cement base, steel core concrete column to the pre-buried corrugated bushing of reinforced concrete foundation
Be prefabricated in the factory completion with reinforced concrete foundation.
2, steel core concrete column is first lifted into correct position, waits for the high-strength of the inside of styletable plate 2 outsourcing plastic film 4
After screw rod 3 is inserted into the corrugated bushing 6 for pouring self-compaction cement base 12, upper end connecting screw 8 is passed through into end with gasket and nut
Plate reserves screw hole 5 and is screwed into 7 upper end of punching internal thread steel bushing, is spliced into anchor bolt.
3, steel core concrete column and reinforced concrete foundation are torn down and reconstructed, can be by back-outing upper end connecting screw 8, it will
Self-compaction cement base 12 is pounded in pre-buried corrugated bushing 6 so that steel core concrete column and reinforced concrete foundation separation.Repeat 1
~2 installation steps, you can complete the assembled again of steel core concrete column.
The product form and style of above-described embodiment and diagram and non-limiting the utility model patent, any affiliated technology neck
The appropriate changes or modifications that the those of ordinary skill in domain does it all should be regarded as the patent model for not departing from the utility model patent
Farmland.
Claims (6)
1. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node, characterized in that including steel core concrete column, reinforcing bar
Concrete foundation, shear key, anchor bolt, special screw hole component；
The steel core concrete column includes concrete-filled steel square tubular column (1) and styletable plate (2)；
The reinforced concrete foundation includes pre-buried corrugated bushing (6), special screw hole component, reinforcing bar (13)；
The shear key includes high-strength bolt (3), plastic film (4), pre-buried corrugated bushing (6) and self-compaction cement base (12)；
The anchor bolt includes special screw hole component and upper end connecting screw (8)；
The special screw hole component includes punching internal thread steel bushing (7), steel anchor slab (9), lower end screw rod (10) and nut (11).
2. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node according to claim 1, characterized in that institute
It states styletable plate (2) and is fixed by welding in concrete-filled steel square tubular column (1) end, high-strength bolt is then welded on the inside of styletable plate (2)
(3), it is used to be connected with pre-buried corrugated bushing (6) in reinforced concrete foundation；Screw hole (5) is reserved on the outside of styletable plate (2), for
End connecting screw (8) is connected with reinforced concrete foundation.
3. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node according to claim 1, characterized in that institute
It is at position corresponding with screw hole (5) are reserved on the outside of styletable plate (2) that special screw hole component is pre- to state reinforced concrete foundation
It is embedded in reinforced concrete foundation；The pre-buried corrugated bushing at position corresponding with high-strength bolt (3) on the inside of styletable plate (2)
(6), equal at the top of reinforced concrete foundation at the top of pre-buried corrugated bushing (6)；And around punching internal thread steel bushing (7)
With setting stiffener (13) around steel anchor slab (9).
4. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node according to claim 1, characterized in that institute
The inside that high-strength bolt (3) is fixed by welding in styletable plate (2) is stated, plastic film is had outsourced on high-strength bolt (3) outer wall
(4)；It is inserted into the pre-buried corrugated bushing (6) for having poured self-compaction cement base (12) being embedded in reinforced concrete foundation.
5. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node according to claim 1, characterized in that institute
It states special screw hole component to be embedded in reinforced concrete foundation in advance, punching internal thread steel bushing (7) top and reinforced concrete foundation
Top is equal, and position is corresponding with screw hole (5) reserved on the outside of styletable plate (2), and steel anchor slab (9) and nut (11) are located at lower end screw rod
(10) top of end, lower end screw rod (10) is fixed on punching internal thread steel bushing by being screwed into punching internal thread steel bushing (7)
Cylinder (7) lower semisection.
6. a kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node according to claim 1, characterized in that institute
It states anchor bolt punching internal thread steel bushing (7) upper semisection is screwed by upper end connecting screw (8) and be attached power transmission, upper end connects spiral shell
Bar (8) passes through the reserved screw hole (5) of styletable plate (2) to be screwed into or back-out on the punching internal thread steel bushing (7) of special screw hole component
Dismounting and replacement between steel core concrete column and reinforced concrete foundation are realized in end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927161.4U CN207659980U (en) | 2017-07-28 | 2017-07-28 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927161.4U CN207659980U (en) | 2017-07-28 | 2017-07-28 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node |
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| CN207659980U true CN207659980U (en) | 2018-07-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254884A (en) * | 2017-07-28 | 2017-10-17 | 湖南大学 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column pin node |
| CN110258610A (en) * | 2019-06-27 | 2019-09-20 | 上海建筑设计研究院有限公司 | Foot joint for modular architectural |
| CN111910762A (en) * | 2020-08-26 | 2020-11-10 | 同济大学建筑设计研究院(集团)有限公司 | Steel structure node for modifying concrete structure or building concrete structure |
| CN112227530A (en) * | 2020-10-12 | 2021-01-15 | 山东大学 | Connecting system and connecting method for precast concrete superposed foundation and steel column |
| CN112482429A (en) * | 2020-11-16 | 2021-03-12 | 中国空气动力研究与发展中心设备设计及测试技术研究所 | Replaceable secondary grouting anchor bolt foundation with adjustable anchoring length and replacement and installation method |
| CN112523536A (en) * | 2020-11-19 | 2021-03-19 | 浙江二十冶建设有限公司 | Method for rebuilding and planting reinforcement for existing building |
| CN114351603A (en) * | 2021-09-26 | 2022-04-15 | 重庆大学 | Easily-repaired pier foot wrapped with steel and repairing method thereof |
| CN117738106A (en) * | 2024-01-26 | 2024-03-22 | 北京市市政工程设计研究总院有限公司 | Sound barrier framework system and construction method thereof |
-
2017
- 2017-07-28 CN CN201720927161.4U patent/CN207659980U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254884A (en) * | 2017-07-28 | 2017-10-17 | 湖南大学 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column pin node |
| CN110258610A (en) * | 2019-06-27 | 2019-09-20 | 上海建筑设计研究院有限公司 | Foot joint for modular architectural |
| CN111910762A (en) * | 2020-08-26 | 2020-11-10 | 同济大学建筑设计研究院(集团)有限公司 | Steel structure node for modifying concrete structure or building concrete structure |
| CN112227530A (en) * | 2020-10-12 | 2021-01-15 | 山东大学 | Connecting system and connecting method for precast concrete superposed foundation and steel column |
| CN112482429A (en) * | 2020-11-16 | 2021-03-12 | 中国空气动力研究与发展中心设备设计及测试技术研究所 | Replaceable secondary grouting anchor bolt foundation with adjustable anchoring length and replacement and installation method |
| CN112523536A (en) * | 2020-11-19 | 2021-03-19 | 浙江二十冶建设有限公司 | Method for rebuilding and planting reinforcement for existing building |
| CN114351603A (en) * | 2021-09-26 | 2022-04-15 | 重庆大学 | Easily-repaired pier foot wrapped with steel and repairing method thereof |
| CN117738106A (en) * | 2024-01-26 | 2024-03-22 | 北京市市政工程设计研究总院有限公司 | Sound barrier framework system and construction method thereof |
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