CN111926949B - A connection structure between a prefabricated wall panel and an assembled steel frame structure beam and a construction method thereof - Google Patents
A connection structure between a prefabricated wall panel and an assembled steel frame structure beam and a construction method thereof Download PDFInfo
- Publication number
- CN111926949B CN111926949B CN202010859186.1A CN202010859186A CN111926949B CN 111926949 B CN111926949 B CN 111926949B CN 202010859186 A CN202010859186 A CN 202010859186A CN 111926949 B CN111926949 B CN 111926949B
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- wall panel
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- steel frame
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000011161 development Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction 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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Load-Bearing And Curtain Walls (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a connection structure of a prefabricated wallboard and an assembled steel frame structural beam and a construction method thereof. The connecting device comprises a chute and a wallboard connecting piece. The connecting piece is L-shaped, the connecting piece and the wallboard are connected through bolts in a factory, and the connecting piece and the frame beam are connected through double rows of bolts after the alignment is completed in a construction site. The invention has simple construction, convenient and quick bolt connection, high construction speed, adaptability to the development of assembled steel structures and easy installation and disassembly. The adoption of double-row bolt connection ensures that the steel beam has higher overall stability and bearing capacity, and simultaneously ensures that the steel frame and the prefabricated wallboard have better deformation coordination.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a connection structure of a prefabricated wallboard and an assembled steel frame structure beam and a construction method thereof, and belongs to the technical field of assembled buildings.
Background
In recent years, the assembled building is developed greatly in China, and compared with the cast-in-situ building, the assembled building has the advantages of high construction efficiency, environmental protection, labor reduction and the like. The fabricated building is mainly divided into a concrete structure, a wood structure and a steel structure, wherein the fabricated steel structure building has the characteristics of light weight, less field wet operation, recycling of materials, standardized manufacturing, industrial production, field assembly and the like, and is one of effective measures for relieving energy shortage.
In areas with frequent earthquakes, the requirements on the earthquake resistance of the house structure are high, the connection between the members is reasonably designed, and especially the safe connection between the frame structure and the enclosure wall is one of the design key points of the frame structure.
At present, the prefabricated wall boards and the frame beams are generally in flexible connection and rigid connection, the flexible connection adopts a connecting piece mode, the connection between the frame beams and the prefabricated wall boards is weakened, external forces borne by the prefabricated wall boards under the action of earthquakes and other horizontal loads are reduced, damage is avoided, the rigid connection adopts a superposed beam mode, the connection between the frame beams and the prefabricated wall boards is enhanced through integral pouring of embedded bars and beams of the prefabricated wall boards, the external forces borne by the prefabricated wall boards under the action of earthquakes and other horizontal loads are increased, and node damage is easy to occur.
Liu Xuechun et al discloses a steel structure assembled outer wall system (application publication number: CN 105525702A, application number: 20151080078.6), which comprises a steel frame structure, a wall structure and connecting pieces, wherein the L-shaped connecting pieces are fixed on wall boards, the T-shaped connecting pieces are welded on the L-shaped connecting pieces on the upper parts of the wall boards, bolt holes are reserved in the L-shaped connecting pieces on the upper parts of the wall boards, and wedge-shaped steel plates are welded on the upper surfaces of the lower flanges of the upper frame beams at a certain distance. And during construction, the upper frame beam and the wallboard are in positioning connection through the wedge-shaped steel plate and the T-shaped connecting piece, and the lower frame beam and the wallboard are in bolt connection. The connection adopts firm and effective flexible connection, but the precision of the connecting member is higher, and the prefabricated wallboard is only firmly connected with half of the flange of the frame beam, so that the frame beam has lower overall stability.
Zhang Xinlong, etc. (application publication number: CN 110886530A, application number: 201911314023.9), which is composed of a friction connection assembly and a bearing connection assembly, can effectively absorb interlayer displacement, and meets the technical requirements of good shock resistance, overall beauty, flatness, etc., but the connection is not firm enough, and the effect may be affected by external factors in many aspects during practical use.
The above query results show that the flexible connection form which is simple, firm and effective and is favorable for earthquake resistance needs further research and development, and aiming at the problems, the novel connection structure of the prefabricated wallboard and the assembled steel frame structure beam and the construction method thereof are provided, and a method is provided for the safe connection between the frame structure and the enclosure wall.
Disclosure of Invention
The invention aims to solve the technical problem of providing a novel connection structure of a prefabricated wallboard and an assembled steel frame structure beam and a construction method thereof, so as to solve the problems of complicated construction, insufficient firmness and the like of the existing connection structure and realize the improvement of various aspects such as site operability, safety reliability, earthquake resistance and the like.
The invention adopts the following technical scheme:
A connection structure of a prefabricated wallboard and an assembled steel frame structure beam comprises a steel frame formed by steel frame columns and steel frame beams, a prefabricated wallboard and a connection device for connecting the steel frame and the prefabricated wallboard, wherein the connection device comprises a chute and wallboard connecting pieces, L-shaped connecting pieces are arranged on the prefabricated wallboard, the flanges of the frame beams are provided with the chute, double rows of bolt holes are reserved, and the prefabricated wallboard and the assembled steel frame beams are connected together through the chute positioning and high-strength bolt fastening.
The connecting structure of the prefabricated wallboard and the assembled steel frame structural beam is characterized in that the sliding groove is L-shaped or 匚 -shaped, is distributed at two ends of the lower surface of the lower flange of the upper beam and the upper surface of the upper flange of the lower beam, and has the length of 1/4-1/3 of the width of the flange of the frame beam, and is arranged along the sliding direction of the wallboard connecting piece, so that the wallboard can be conveniently put in place.
A connection structure of prefabricated wallboard and assembled steel frame structure roof beam, wallboard connecting piece be L type, distribute in the upper portion and the lower part of wallboard, adopt single row bolted connection between connecting piece and the wallboard, reserve double bolt hole with girder steel connected part.
The connecting structure of the prefabricated wallboard and the assembled steel frame structure beam is characterized in that the steel frame is composed of two parallel square steel pipe columns and an upper frame beam and a lower frame beam, the frame beams are H-shaped steel beams, double rows of bolt holes are distributed on the lower flange of the upper frame beam and the upper flange of the lower frame beam, and two sliding grooves are respectively formed in two ends of the double rows of bolt holes.
The connecting structure of the prefabricated wallboard and the assembled steel frame structural beam is characterized in that the prefabricated wallboard is a common concrete wallboard, a recycled concrete wallboard, a wood wallboard and a bamboo wallboard.
The connecting structure of the prefabricated wallboard and the assembled steel frame structural beam is characterized in that the connecting device is made of aluminum alloy or steel.
A connection structure of prefabricated wallboard and assembled steel frame structure roof beam, upper portion, lower part L wallboard connecting piece leave the clearance distance between square steel tubular column, flush with upper portion, lower part frame roof beam bottom flange respectively.
The connecting structure of the prefabricated wallboard and the assembled steel frame structure beam is characterized in that the connecting structure of the chute and the steel frame structure beam is welded, and the wallboard connecting piece is connected with the wallboard and the steel frame structure beam by bolts.
The construction method of the connection structure of the prefabricated wallboard and the assembled steel frame structural beam comprises the following steps:
(a) The installation of the connecting device on the wallboard comprises the steps of fixing wallboard connecting pieces on the upper part and the lower part of the wallboard, perforating one end connected with a frame beam, and reserving double rows of bolt holes;
(b) Welding sliding grooves on two ends of the lower surface of the lower flange of the upper frame beam and the upper surface of the upper flange of the lower frame beam, forming holes on the lower flange of the upper frame beam and the upper flange of the lower frame beam, and reserving double-row bolt holes corresponding to the positions of the double-row bolt holes on the wallboard connecting pieces;
(c) Assembling the assembled steel frame, namely assembling two parallel square steel pipe columns, an upper frame beam and a lower frame beam, and building the frame;
(d) Firstly, lifting the wallboard to a certain height so that the wallboard connecting piece is respectively leveled with the flanges of the upper frame beam and the lower frame beam, and horizontally pushing the wallboard connecting piece into the sliding grooves on the frame beams when the two ends of the wallboard connecting piece are in one-to-one correspondence to enable the wallboard connecting piece to be tightly attached;
(e) And connecting the prefabricated wallboard with the assembled steel frame, wherein high-strength bolts with the specification of M16-M30 penetrate through the reserved holes of the frame beam and wallboard connecting pieces, and screwing nuts to achieve the fastening effect.
Compared with the prior art for connecting the prefabricated wallboard and the frame beam, the invention has the advantages that:
(1) The sliding grooves are formed in the flanges of the assembled frame beams, so that the alignment with the wallboard is easy to realize, and the construction is convenient and quick;
(2) The double-row bolt connection ensures that the steel beam has higher overall stability and bearing capacity;
(3) The steel frame is connected with the prefabricated wallboard through the sliding chute and the high-strength bolt, so that the steel frame has good deformation coordination;
(4) The flexible connection structure is convenient to detach, has replaceability, and is suitable for the development of an assembled steel structure.
Drawings
Fig. 1 is an overall schematic diagram of a steel frame structure and a node on a frame beam of the present invention.
Fig. 2 is an overall schematic view of the recycled decorative concrete wallboard and connector of the present invention.
Fig. 3 is a partial schematic view of the prefabricated wall panel upper connector of the present invention.
Fig. 4 is a partial schematic view of a frame beam upper flange runner of the present invention.
The reference numerals indicate 1-square steel pipe column, 2-upper frame beam, 3-lower frame beam, 4-prefabricated wall panel upper connector, 5-double row bolt hole on upper frame beam, 6-double row bolt hole on lower frame beam, 7-chute on upper frame beam, 8-chute on lower frame beam, 9-bolt of prefabricated wall panel upper connector, 10-bolt of prefabricated wall panel lower connector, 11-bolt hole of prefabricated wall panel lower connector, 12-prefabricated wall panel, 13-bolt hole of prefabricated wall panel upper connector, 14-bolt hole of prefabricated wall panel lower connector.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and examples.
The connection structure of the prefabricated wall panel and the fabricated steel frame beam employed in example 1 is shown in fig. 1 to 4, and includes a steel frame composed of a steel frame column (1) and steel frame beams (2, 3), a prefabricated wall panel (12), and wall panel connectors (4, 11) connecting the steel frame and the prefabricated wall panel, and sliding grooves (7, 8).
The sliding grooves are L-shaped, are distributed at two ends of the lower surface of the lower flange of the upper beam and the upper surface of the upper flange of the lower beam, are 1/4 of the width of the flange of the frame beam in length, are arranged along the sliding direction of the wallboard connecting piece, are convenient for wallboard to enter the position, and are connected with the steel frame beam by welding.
The wallboard connecting piece is L-shaped, distributes in the upper portion and the lower part of wallboard, adopts single row bolted connection (9, 10) between connecting piece and the wallboard, and double row bolt hole (13, 14) are reserved with girder steel connection's part.
The steel frame comprises two parallel square steel tubular columns (1) and upper and lower frame beams (2, 3), wherein the frame beams are H-shaped steel beams, double rows of bolt holes (5, 6) are distributed on the lower flange of the upper frame beam and the upper flange of the lower frame beam, and two ends of the double rows of bolt holes are respectively provided with a sliding groove (7, 8).
The prefabricated wall panel is a recycled concrete prefabricated wall panel (12).
The connecting device is made of Q235 steel.
And a gap distance is reserved between the wallboard connecting pieces (4 and 11) and the square steel pipe column (1), and the upper wallboard connecting piece and the lower wallboard connecting piece are respectively flush with the lower flanges of the upper frame beam and the lower frame beam.
The construction method of the connection structure of the prefabricated wallboard and the assembled steel frame structural beam in the embodiment comprises the following steps:
(a) The installation of the connecting device on the wallboard comprises the steps of fixing wallboard connecting pieces (4, 11) on the upper part and the lower part of a wallboard (12), perforating one end connected with a frame beam, and reserving double rows of bolt holes (13, 14);
(b) Welding sliding grooves (7, 8) on the lower surface of the lower flange of the upper frame beam and on two ends of the upper surface of the upper flange of the lower frame beam, perforating the lower flange of the upper frame beam and the upper flange of the lower frame beam, and reserving double-row bolt holes (5, 6) corresponding to the positions of the double-row bolt holes on the wallboard connecting pieces;
(c) Assembling an assembled steel frame, namely assembling two parallel square steel pipe columns (1) and upper and lower frame beams (2 and 3), and constructing the frame;
(d) Firstly, lifting the wallboard (12) to a certain height so that wallboard connectors (4, 11) are respectively flush with flanges of the upper and lower frame beams, and horizontally pushing the wallboard connectors into the corresponding sliding grooves (7, 8) on the frame beams when two ends of the wallboard connectors are in one-to-one correspondence to enable the wallboard connectors to be tightly attached;
(e) And connecting the prefabricated wallboard with the assembled steel frame, wherein high-strength bolts with the specification of M16-M30 penetrate through the reserved holes of the frame beam and wallboard connecting pieces, and screwing nuts to achieve the fastening effect.
The above examples are only for illustrating the preferred embodiments of the present application, and the scope of the present application is not limited thereto, and those skilled in the art should not be limited thereto, but should be able to make any general changes and substitutions within the scope of the present application.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010859186.1A CN111926949B (en) | 2020-08-25 | 2020-08-25 | A connection structure between a prefabricated wall panel and an assembled steel frame structure beam and a construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010859186.1A CN111926949B (en) | 2020-08-25 | 2020-08-25 | A connection structure between a prefabricated wall panel and an assembled steel frame structure beam and a construction method thereof |
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| Publication Number | Publication Date |
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| CN111926949A CN111926949A (en) | 2020-11-13 |
| CN111926949B true CN111926949B (en) | 2025-01-10 |
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| CN112854828A (en) * | 2021-01-19 | 2021-05-28 | 徐州市质量技术监督综合检验检测中心 | Space-adjustable environmental test cabin |
| CN113187151A (en) * | 2021-05-10 | 2021-07-30 | 哈尔滨鸿盛建筑材料制造股份有限公司 | Frame filling wallboard and wall structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212358720U (en) * | 2020-08-25 | 2021-01-15 | 湖南大学 | A connection structure of prefabricated wall panels and prefabricated steel frame structural beams |
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| JP3615923B2 (en) * | 1998-01-28 | 2005-02-02 | 三菱化学株式会社 | Double wall structure |
| CN103821265B (en) * | 2014-02-28 | 2015-12-02 | 北京建筑大学 | The Self-resetting energy dissipation node of gas concrete out-hung panel and construction method thereof |
| CN109853781A (en) * | 2018-12-29 | 2019-06-07 | 重庆交通大学 | A kind of assembled oblique notches steel plate shear force wall |
| CN111472475B (en) * | 2020-04-13 | 2022-01-14 | 天元建设集团有限公司 | Connecting piece for connecting light wall body and steel frame, connecting structure and construction method |
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