CN110158782B - Assembled steel tube bundle concrete wall type frame beam column node connection form - Google Patents
Assembled steel tube bundle concrete wall type frame beam column node connection form Download PDFInfo
- Publication number
- CN110158782B CN110158782B CN201910564368.3A CN201910564368A CN110158782B CN 110158782 B CN110158782 B CN 110158782B CN 201910564368 A CN201910564368 A CN 201910564368A CN 110158782 B CN110158782 B CN 110158782B
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- steel tube
- hollow lattice
- lattice type
- type steel
- column
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 168
- 239000010959 steel Substances 0.000 title claims abstract description 168
- 239000004567 concrete Substances 0.000 title claims abstract description 42
- 238000009434 installation Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- 239000011372 high-strength concrete Substances 0.000 claims description 2
- 239000011376 self-consolidating concrete Substances 0.000 claims description 2
- 230000003313 weakening effect Effects 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- 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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an assembled steel tube bundle concrete wall type frame beam column node connection form, which comprises a hollow lattice steel tube bundle column, a hollow lattice steel tube bundle beam, an inner sleeve, an outer connecting plate, a high-strength bolt and concrete; the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam, the inner sleeve and the outer connecting plate are provided with bolt mounting holes; the inner sleeve is fixed with a transverse rib plate and a longitudinal rib plate. The inner sleeve is respectively inserted into the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam, and is used as a connecting component to enable the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam to be communicated, and then concrete can be poured into the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam to form a whole, so that the structural integrity is good.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an assembled steel tube bundle concrete wall type frame beam column node connection mode.
Background
The steel tube bundle combined structure has the advantages of light weight, high strength and high rigidity of concrete, and the defects of poor stability, brittleness of concrete and rapid rigidity degradation of the steel member are avoided. The steel tube bundle combined structure can be produced by an industrial production line, and can be operated by a robot in the whole process, so that the steel tube bundle combined structure is an ideal assembled building structure form. The steel tube bundle combined structure can effectively lighten the dead weight of the structure and improve the earthquake resistance of the structure. The steel tube bundle combined structure has high industrialization degree and high installation and construction speed. Compared with a reinforced concrete structure, the steel tube bundle combined structure has small consumption area and high yield.
The wall type frame hollow wall is a composite structural form integrating a short-limb shear wall and a special-shaped frame column, and is a special structural form of a shear wall system. The wall frame is a bearing system formed by wall posts and connecting beams. The reasonable popularization and application of the wall type frame structure system can save the building cost, and has the advantages of good building space mobility, wide applicable building types and better earthquake resistance. The joints are used as important members of the assembled structure, and the connection areas of the steel tube beam concrete beam column connection joints can bear axial force, shearing force and bending moment so as to ensure the continuity of strength and deformation. Therefore, experimental and theoretical research and engineering application of the beam-column connection node of the fabricated steel tube beam concrete structure should be enlarged.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an assembled steel tube bundle concrete wall type frame beam column node connection mode.
The invention solves the technical problems by providing an assembled steel tube bundle concrete wall type frame beam column node connection mode, which is characterized by comprising a hollow lattice steel tube bundle column, a hollow lattice steel tube bundle beam, an inner sleeve, an outer connecting plate, a high-strength bolt and concrete; the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam, the inner sleeve and the outer connecting plate are provided with bolt mounting holes; a transverse rib plate and a longitudinal rib plate are fixed in the inner sleeve;
The two ends of the inner sleeves are respectively inserted into each hole of the hollow lattice type steel tube bundle column and each hollow lattice type steel tube bundle beam, and bolt mounting holes at the two ends of the inner sleeves are respectively aligned with the bolt mounting holes of the hollow lattice type steel tube bundle column and the hollow lattice type steel tube bundle beam; the outer connecting plates are arranged on the outer surfaces of the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams, and bolt mounting holes of the outer connecting plates are centered with the bolt mounting holes of the inner sleeve, the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams; the high-strength bolts are matched with all the bolt mounting holes to realize the connection of the inner sleeve, the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam and the outer connecting plate; and pouring concrete after the installation is completed.
Compared with the prior art, the invention has the beneficial effects that:
(1) The inner sleeve is respectively inserted into the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam, and is used as a connecting component to enable the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam to be communicated, and then concrete can be poured into the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam to form a whole, so that the structural integrity is good.
(2) The inner sleeve is internally provided with a transverse rib plate and a longitudinal rib plate to make up for the weakening caused by cutting off of the middle steel plate at the joint of the beam and the column.
(3) The outer connecting plate and the inner sleeve work cooperatively, so that the reliability and safety of the integral connection of the nodes are enhanced.
(4) Compared with welding, the bolt splicing can meet the requirements of the prefabrication assembly construction process more easily, and better stress performance can be obtained.
(5) All the components can be industrially manufactured, the processing and the manufacturing of the components are convenient and flexible, and the interchangeability is strong.
(6) The connecting node has the advantages of simple structure, convenient concrete pouring, good integrity, higher safety reserve, convenient field assembly construction, quickened construction progress and easy guarantee of engineering quality.
Drawings
FIG. 1 is a perspective view of a beam-column joint connection of the present invention;
FIG. 2 is a schematic view of an inner sleeve according to the present invention;
FIG. 3 is a schematic view of a hollow lattice steel tube beam in accordance with the present invention.
In the figure: 1. hollow lattice type steel tube beam column; 2. hollow lattice type steel pipe Shu Liang; 3. an inner sleeve; 4. an outer connecting plate; 5. a high-strength bolt; 6. transverse rib plates; 7. longitudinal rib plates; 8. an intermediate steel plate; 9. and a through hole.
Detailed Description
Specific examples of the present application are given below. The specific examples are provided only for further details of the present application and do not limit the scope of the claims.
The invention provides an assembled steel tube bundle concrete wall type frame beam column node connection mode which is characterized by comprising a hollow lattice steel tube bundle column 1, a hollow lattice steel tube bundle beam 2, an inner sleeve 3, an outer connecting plate 4, concrete and a high-strength bolt 5; the hollow lattice type steel tube bundle column 1, the hollow lattice type steel tube bundle beam 2, the inner sleeve 3 and the outer connecting plate 4 are provided with bolt mounting holes; a transverse rib plate 6 and a longitudinal rib plate 7 are welded and fixed in the inner sleeve 3;
The two ends of the inner sleeves 3 are respectively inserted into each hole of the hollow lattice type steel tube bundle column 1 and each hollow lattice type steel tube bundle beam 2, and bolt mounting holes at the two ends of the inner sleeves 3 are respectively aligned with the bolt mounting holes of the hollow lattice type steel tube bundle column 1 and the hollow lattice type steel tube bundle beam 2; the outer connecting plates 4 are placed on the outer surfaces of the hollow lattice type steel tube bundle posts 1 and the hollow lattice type steel tube bundle beams 2, and bolt mounting holes of the outer connecting plates 4 are aligned with the bolt mounting holes of the inner sleeve 3, the hollow lattice type steel tube bundle posts 1 and the hollow lattice type steel tube bundle beams 2; the high-strength bolts 5 penetrate through all the bolt mounting holes and are screwed down, so that the connection of the inner sleeve 3, the hollow lattice steel tube bundle column 1, the hollow lattice steel tube bundle beam 2 and the outer connecting plate 4 is formed into a hollow beam column node; and pouring concrete in the cavity after the connection is completed.
Preferably, bolt mounting holes of the hollow lattice type steel tube bundle column 1, the hollow lattice type steel tube bundle beam 2, the inner sleeve 3 and the outer connecting plate 4 can be reserved in advance or perforated in the field.
Preferably, the hollow lattice type steel tube bundle column 1 and the hollow lattice type steel tube bundle beam 2 are of a cavity structure; the hollow lattice type steel tube bundle column 1 is formed by welding a plurality of steel tube units, and the section of the hollow lattice type steel tube bundle column can be in a straight shape, a cross shape, a T shape, an L shape, a Z shape, a C (U) shape or an I (H) shape; the hollow lattice type steel pipe beam 2 is formed by welding 2-4 steel pipe units to form a straight-line structure; the steel pipe unit is square steel, C (U) section steel or I-shaped (H) section steel, and is made of common steel, light steel or high-strength steel;
Preferably, the end of the intermediate steel plate 8 inside the hollow lattice steel pipe bundle beam 2 is truncated in part so that the inner sleeve 3 can be inserted into the hollow lattice steel pipe bundle beam 2.
The middle steel plate 8 in the hollow lattice type steel tube beam 2 is provided with a through hole 9 which is penetrated, so that later concrete pouring and full vibration are facilitated.
Preferably, the inner sleeve 3 and the outer connecting plate 4 are made of common steel, light steel or high-strength steel.
Preferably, the upper and lower surfaces of the inner sleeve 3 and the transverse rib plates 6 are provided with intermittent holes, so that the later concrete pouring and the full vibration are facilitated.
Preferably, the concrete is normal concrete, high-strength concrete or self-compacting concrete.
Preferably, the high strength bolt 5 is a split bolt or a single side bolt.
Preferably, for the hollow lattice type steel tube bundle column 1 with a straight-line section, all the internal middle steel plates of the steel tube units can be cut off, one inner sleeve 3 extends into the hollow lattice type steel tube bundle column 1, and two ends of the inner sleeve 3 are positioned outside the hollow lattice type steel tube bundle column 1. The same applies for hollow lattice type steel tube bundle columns 1 of other cross sections.
Preferably, the number and positions of the bolt mounting holes of the longitudinal rib plates 7 are the same as those of the inner sleeve 3, so that the high-strength bolts 5 can penetrate through the inner sleeve 3 to be connected when the high-strength bolts are split bolts.
Preferably, the hollow lattice steel tube bundle column 1 and the hollow lattice steel tube bundle beam 2 are the same in width, so that the assembled connection of beam column joints is facilitated, meanwhile, the advantages of steel and concrete are fully exerted by the structure, materials are effectively utilized, the steel consumption and the concrete consumption are reduced, the self weight of the structure is lightened, an assembled member is easy to manufacture, and the earthquake resistance of the structure is improved.
The assembly method of the assembled steel tube bundle concrete wall type frame beam column node connection form comprises the following steps:
(1) Mounting the hollow lattice type steel tube bundle column 1 in place;
(2) Inserting a plurality of inner sleeves 3 into each hole of the hollow lattice type steel tube bundle column 1;
(3) Lifting the hollow lattice type steel tube bundle beams 2, and nesting each hollow lattice type steel tube bundle beam 2 outside the respective inner sleeve 3;
(4) Placing an outer connecting plate 4 on the outer surfaces of the hollow lattice type steel tube bundle column 1 and the hollow lattice type steel tube bundle beam 2, and centering bolt mounting holes of the outer connecting plate 4 with the bolt mounting holes of the inner sleeve 3, the hollow lattice type steel tube bundle column 1 and the hollow lattice type steel tube bundle beam 2;
(5) The high-strength bolts 5 penetrate through bolt mounting holes of the inner sleeve 3, the hollow lattice type steel tube bundle column 1, the hollow lattice type steel tube bundle beam 2 and the outer connecting plate 4 and are screwed down, so that all the components which are completed in centering are connected and fastened, and the installation is completed;
(6) And finally, pouring concrete in the hollow lattice type steel tube bundle, thus finishing construction.
The invention is applicable to the prior art where it is not described.
Claims (8)
1. The connecting mode of the beam column joints of the assembled steel tube bundle concrete wall type frame is characterized by comprising a hollow lattice steel tube bundle column, a hollow lattice steel tube bundle beam, an inner sleeve, an outer connecting plate, a high-strength bolt and concrete; the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam, the inner sleeve and the outer connecting plate are provided with bolt mounting holes; a transverse rib plate and a longitudinal rib plate are fixed in the inner sleeve so as to make up for the weakening caused by cutting off of an intermediate steel plate at the joint of the beam and the column;
The two ends of the inner sleeves are respectively inserted into each hole of the hollow lattice type steel tube bundle column and each hollow lattice type steel tube bundle beam, and bolt mounting holes at the two ends of the inner sleeves are respectively aligned with the bolt mounting holes of the hollow lattice type steel tube bundle column and the hollow lattice type steel tube bundle beam; the outer connecting plates are arranged on the outer surfaces of the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams, and bolt mounting holes of the outer connecting plates are centered with the bolt mounting holes of the inner sleeve, the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams; the high-strength bolts are matched with all the bolt mounting holes to realize the connection of the inner sleeve, the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam and the outer connecting plate; pouring concrete after the installation is completed;
the hollow lattice type steel tube beam column and the hollow lattice type steel tube beam are the same in width, so that the assembled connection of beam column joints is facilitated;
The end portion of the intermediate steel plate inside the hollow lattice type steel pipe bundle beam is cut off so that the inner sleeve can be inserted into the hollow lattice type steel pipe bundle beam.
2. The connection mode of beam column nodes of an assembled steel tube beam concrete wall type frame according to claim 1, which is characterized in that the hollow lattice steel tube beam column is formed by welding a plurality of steel tube units, and the cross section of the hollow lattice steel tube beam column is in a straight shape, a cross shape, a T shape, an L shape, a Z shape, a C shape or an I shape; the hollow lattice type steel tube bundle beam is formed by welding 2-4 steel tube units to form a straight-line structure; the steel pipe unit is square steel, C-shaped steel or I-shaped steel; and common steel, light steel or high-strength steel is adopted.
3. The connection mode of the beam column nodes of the assembled steel tube bundle concrete wall type frame, which is characterized in that the middle steel plate in the hollow lattice steel tube bundle beam is provided with a through hole which is penetrated, so that the later concrete pouring and the full vibration are facilitated.
4. The assembled steel tube bundle concrete wall type frame beam column node connection form according to claim 1, wherein the inner sleeve and the outer connecting plate are made of common steel, light steel or high-strength steel; the concrete is ordinary concrete, high-strength concrete or self-compacting concrete; the high-strength bolt adopts a split bolt or a unilateral bolt.
5. The beam-column joint connection form of the fabricated steel tube bundle concrete wall type frame according to claim 4, wherein the number and the positions of the bolt mounting holes of the longitudinal rib plates are the same as those of the inner sleeve, so that the high-strength bolts can penetrate through the inner sleeve to be connected when the high-strength bolts are split bolts.
6. The connection form of beam column nodes of the assembled steel tube bundle concrete wall type frame according to claim 1, wherein the upper surface, the lower surface and the transverse rib plates of the inner sleeve are provided with intermittent holes, so that the later concrete pouring and the full vibration are facilitated.
7. The fabricated steel tube bundle concrete wall type frame beam column node connection form according to claim 1, wherein bolt mounting holes of the hollow lattice steel tube bundle column, the hollow lattice steel tube bundle beam, the inner sleeve and the outer connecting plate are reserved in advance or perforated in site.
8. A method of assembling a beam-column joint connection of a fabricated steel-tube-bundle concrete wall-type frame as defined in any one of claims 1 to 7, comprising the steps of:
(1) Mounting the hollow lattice type steel pipe beam column in place;
(2) Inserting a plurality of inner sleeves into each hole of the hollow lattice type steel tube bundle column;
(3) Lifting the hollow lattice steel pipes Shu Liang and placing each hollow lattice steel pipe bundle Liang Qiantao outside the respective inner sleeve;
(4) Placing the outer connecting plates on the outer surfaces of the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams, and centering bolt mounting holes of the outer connecting plates with the bolt mounting holes of the inner sleeve, the hollow lattice type steel tube beam columns and the hollow lattice type steel tube beam beams;
(5) The high-strength bolts penetrate through bolt mounting holes of the inner sleeve, the hollow lattice type steel tube beam column, the hollow lattice type steel tube beam and the outer connecting plate and are screwed down, so that all the components which are completed in centering are connected and fastened, and the installation is completed;
(6) And finally, casting concrete in the hollow lattice type steel tube bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910564368.3A CN110158782B (en) | 2019-06-27 | 2019-06-27 | Assembled steel tube bundle concrete wall type frame beam column node connection form |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910564368.3A CN110158782B (en) | 2019-06-27 | 2019-06-27 | Assembled steel tube bundle concrete wall type frame beam column node connection form |
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| CN110158782A CN110158782A (en) | 2019-08-23 |
| CN110158782B true CN110158782B (en) | 2024-07-26 |
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| CN112962824B (en) * | 2021-02-07 | 2023-06-23 | 西安理工大学 | Short-leg steel plate shear wall with replaceable energy consumption components and construction method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368315A (en) * | 2016-10-14 | 2017-02-01 | 天津大学 | Assembly type wood frame structure beam-column joint with sleeve |
| CN108104273A (en) * | 2017-12-21 | 2018-06-01 | 青岛理工大学 | Assembled self-recovery steel pipe concrete combined node, installation method and structural system |
| CN210194902U (en) * | 2019-06-27 | 2020-03-27 | 河北工业大学 | Assembled steel tube bundle concrete wall type frame beam column node connection form |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720221B (en) * | 2012-06-29 | 2015-09-30 | 中国建筑第八工程局有限公司 | Eliminate test pile stake top mark high with the double-jacket tube of upper part side friction and pile testing method |
| CN103397711A (en) * | 2013-08-05 | 2013-11-20 | 东南大学 | Multi-tube lattice type buckling restraining support |
| KR101658648B1 (en) * | 2015-04-21 | 2016-09-22 | (주)센벡스 | Beam-column joint and simultaneous construction method of upper and lower part of building using thereof |
| CN207194147U (en) * | 2017-08-29 | 2018-04-06 | 郭志平 | A kind of new quadrate steel pipe column and the full assembled connecting node of H profile steel beam |
| CN207919751U (en) * | 2017-12-21 | 2018-09-28 | 青岛理工大学 | Assembled self-recovery steel pipe concrete combined node and structure system |
| CN208137145U (en) * | 2018-01-11 | 2018-11-23 | 山东大学 | The buckling-restrained unilateral connecting node of formula beam column built from concrete |
| CN108412128A (en) * | 2018-04-19 | 2018-08-17 | 重庆大学 | A kind of connection structure of steel core concrete column |
| CN208501878U (en) * | 2018-07-02 | 2019-02-15 | 西安建筑科技大学 | A kind of Self-resetting prefabrication and assembly construction frame structure interior joint |
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- 2019-06-27 CN CN201910564368.3A patent/CN110158782B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368315A (en) * | 2016-10-14 | 2017-02-01 | 天津大学 | Assembly type wood frame structure beam-column joint with sleeve |
| CN108104273A (en) * | 2017-12-21 | 2018-06-01 | 青岛理工大学 | Assembled self-recovery steel pipe concrete combined node, installation method and structural system |
| CN210194902U (en) * | 2019-06-27 | 2020-03-27 | 河北工业大学 | Assembled steel tube bundle concrete wall type frame beam column node connection form |
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