CN110344528B - Connecting node for reinforcing integrity of assembled floor slab - Google Patents
Connecting node for reinforcing integrity of assembled floor slab Download PDFInfo
- Publication number
- CN110344528B CN110344528B CN201910536328.8A CN201910536328A CN110344528B CN 110344528 B CN110344528 B CN 110344528B CN 201910536328 A CN201910536328 A CN 201910536328A CN 110344528 B CN110344528 B CN 110344528B
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- Prior art keywords
- slab
- precast
- combined beam
- web plate
- integrity
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 9
- 238000004873 anchoring Methods 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 239000002131 composite material Substances 0.000 description 24
- 210000003205 muscle Anatomy 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011090 industrial biotechnology method and process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
Landscapes
- 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 provides a connecting node for reinforcing the integrity of an assembled floor slab, which comprises a combined beam, a connecting piece and precast slabs which are oppositely arranged on the combined beam, wherein a post-cast strip is arranged between the precast slabs and the combined beam, a groove is formed at the end part of each precast slab, the connecting piece comprises a wing plate, a web plate and a first anchoring rib on the web plate, the web plate penetrates through the precast slabs and is partially positioned in the groove, one end of each first anchoring rib is welded on the web plate in the groove, and the other end of each first anchoring rib extends into the precast slab. The connecting strength of the precast slab and the combined beam is greatly enhanced, and meanwhile, the integrity of the precast slab is considered.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a connecting node for reinforcing the integrity of an assembled floor slab.
Background
At present, urban buildings are continuously developed, and building industrialization is gradually becoming a new development trend of the buildings. So-called building industrialization, i.e. the use of advanced industrial techniques, production, management etc. instead of traditional building construction. The industrial production mode is adopted, and the mode of prefabricating assembly parts is adopted to reduce the defects of construction dispersion, low-efficiency operation, high labor cost, long construction period and the like in the traditional building construction as much as possible.
The traditional cast-in-situ floor slab has better floor slab integrity, but does not accord with the industrial development direction of the building. The assembled floor slab accords with the industrial development direction of the building, but the integrity is not as good as that of a cast-in-situ slab, and particularly, for the local laminated slab corresponding to the invention, concrete is poured at the slab ends and the slab joints in site construction, the integrity of the connection between the floor slab and the steel beam needs to be enhanced, and the node structure provided by the invention can be used for enhancing the integrity of the assembled floor slab and ensuring the structural safety.
Disclosure of Invention
The invention provides a connecting node for reinforcing the integrity of an assembled floor slab, which greatly enhances the connection strength of a precast slab and a combined beam and simultaneously gives consideration to the integrity of the precast slab.
In order to achieve the purpose, the invention adopts the following technical scheme:
The utility model provides a strengthen prefabricated floor wholeness's connected node, includes composite beam, connecting piece and is located the prefabricated slab that sets up relatively on the composite beam, the prefabricated slab with be equipped with the post-cast strip between the composite beam, the prefabricated slab tip is equipped with the recess, the connecting piece includes pterygoid lamina, web and first anchor muscle on the web, the web passes prefabricated slab and part are located in the recess, first anchor muscle one end welding sets up in the recess on the web, the other end extends to in the prefabricated slab.
Preferably, the web plate is further provided with second anchoring ribs, and the second anchoring ribs are located in the precast slabs below the grooves.
Preferably, hooks are arranged at the ends of the first anchoring ribs and the second anchoring ribs, and the hooks are positioned in the precast slabs.
Preferably, the first and second anchor bars are welded to the web.
Preferably, the side edges of the wing plates and the web plates are flush with the side edges of the precast slabs in the vertical direction.
Preferably, the composite beam comprises an i-section steel and concrete, and the precast slab is erected on a panel of the i-section steel.
Preferably, the wing plate is welded on the composite beam.
Preferably, a peg is arranged between the adjacent precast slabs, and the peg is welded on the composite girder.
In summary, compared with the prior art, the invention has the advantages that: the connecting piece connects the combined beam and the precast slab, and simultaneously enhances the integration of the precast slab and the post-cast strip, thereby greatly improving the strength of the connecting node; the connecting piece supplements the stud structure, so that the connection strength between the post-pouring belt and the combined beam is improved, and the use of the steel bar structure can be reduced; the connecting piece welding sets up on the composite beam, and it can regard as the part of composite beam, and prefabricated plate mostly inlays on the composite beam promptly, and the deformation of composite beam is less to prefabricated plate local structure influence.
Drawings
FIG. 1 is a layout of a connector;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic cross-sectional view of 1-1 of FIG. 2;
fig. 4 is a schematic structural view of the connector.
The reference numerals in the figures are as follows:
1. The concrete pile comprises a composite beam, I-shaped steel, concrete, connectors, wing plates, webs, first anchoring ribs, second anchoring ribs, precast slabs, grooves, post-cast strips and studs, wherein the I-shaped steel, the concrete, the connectors, the wing plates, the webs, the first anchoring ribs, the second anchoring ribs, the precast slabs, the grooves, the post-cast strips and the studs.
Detailed Description
The invention will be further described with reference to examples of embodiments in the drawings.
As shown in fig. 1 to 4, the connection node comprises a composite beam 1, a connecting piece 2 and precast slabs 3 which are oppositely arranged on the composite beam 1, wherein the precast slabs 3 are erected on the composite beam 1, and a post-cast strip 4 is arranged between the precast slabs 3 and the composite beam 1. The prefabricated plate 3 tip is equipped with recess 31, and connecting piece 2 includes pterygoid lamina 21, web 22 and the first anchor muscle 23 on the web 22, and web 22 passes prefabricated plate 3 and is located recess 31 partially, and first anchor muscle 23 one end welding sets up on the web 22 in recess 31, and the other end passes recess 31 and extends into prefabricated plate 3. The first anchor bars 23 are partially located in the post-cast strip 4 and partially located in the precast slab 3. The prefabricated plate 3, post-cast strip 4 and composite beam 1 are connected to connecting piece 2, and connecting piece 2 is pre-buried on prefabricated plate 3, and as shown in fig. 1, prefabricated plate 3 unilateral is equipped with three connecting piece 2, and adjacent connecting piece 2 interval is less than 100cm. The precast slabs 3 on both sides of the composite beam 1 are symmetrically arranged relative to the composite beam 1, and gaps between adjacent precast slabs 3 are filled with post-cast concrete 12. The post-cast strip 4 is connected with the precast slab 3 and the composite girder 1 through the connecting piece 2, and the high-strength characteristic of the composite girder 1 is fully utilized to transfer the load of the post-cast strip 4 to the precast slab 3 and the steel girder. The pterygoid lamina 21 of connecting piece 2 is laminated and the welding setting on combination beam 1 with combination beam 1 up end, and connecting piece 2 can regard as an organic whole structure with combination beam 1, and the equipartition has connecting piece 2 promptly along combination beam 1 both sides, and the floor periphery inlays on combination beam 1, has improved the joint strength of floor and girder steel greatly for post-cast strip 4 is difficult for the fracture.
The web 22 is also provided with second anchor ribs 24, and the second anchor ribs 24 are positioned in the precast slab 3 below the grooves 31. Hooks are arranged at the ends of the first anchor rib 23 and the second anchor rib 24, and the hooks are positioned in the precast slab 3. The first anchor rib 23 is disposed parallel to the second anchor rib 24 and welded to the web 22. The sides of the wing plates 21 and the web plates 22 are flush with the sides of the prefabricated panels 3 in the vertical direction. The side ends of the first and second anchor bars 23 and 24 are flush with the side edges of the web 22.
The composite beam 1 includes I-section steel 11 and concrete 12, and the prefabricated slab 3 is erected on the panel of the I-section steel 11. The lower end face of the wing plate 21 is flush with the lower end face of the precast slab 3, and the wing plate 21 is welded on the panel of the I-shaped steel 11. And studs 5 are arranged between the adjacent precast slabs 3, and the studs 5 are welded on the panel of the I-shaped steel 11 and are uniformly distributed along the extending direction of the composite beam 1.
The prefabricated plate 3 is produced in a factory, the connecting piece 2 is positioned at the edge position of the prefabricated plate 3, the lower end face of the wing plate 21 of the connecting piece is exposed out of the prefabricated plate 3, the end part of the first anchoring rib 23 is positioned in the prefabricated plate 3, the second anchoring rib 24 is arranged in the prefabricated plate 3, and the first anchoring rib 23 and the second anchoring rib 24 are ribbed steel bars. The connecting piece 2 is welded with the first anchor rib 23 and the second anchor rib 24, the connecting piece 2 is placed on a reinforcing mesh of the precast slab 3 and welded or bound and fixed, and finally the whole casting is carried out. In the field installation, the precast slab 3 is placed at a preset position on the composite beam 1, the wing plates 21 and the I-shaped beam 11 are welded, and then the concrete 12 is poured between the precast slab 3 and the composite beam 1 to form the post-cast strip 4.
The above description is only illustrative of the invention so that those skilled in the art can fully practice the present invention, but not limiting the invention, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without inventive contribution, as desired, which are not creatively modified, but are protected by patent laws within the scope of the claims of the present invention.
Claims (4)
1. The utility model provides a strengthen connected node of assembled floor wholeness which characterized in that: the novel prefabricated slab comprises a combined beam (1), a connecting piece (2) and a prefabricated slab (3) positioned on the combined beam (1), wherein a post-cast strip (4) is arranged between the prefabricated slab (3) and the combined beam (1), a groove (31) is formed in the end part of the prefabricated slab (3), the connecting piece (2) comprises a wing plate (21), a web plate (22) and a first anchoring rib (23) on the web plate (22), the web plate (22) penetrates through the prefabricated slab (3) and is partially positioned in the groove (31), one end of the first anchoring rib (23) is welded on the web plate (22) in the groove (31), and the other end of the first anchoring rib extends into the prefabricated slab (3);
The web plate (22) is also provided with second anchoring ribs (24), and the second anchoring ribs (24) are positioned in the precast slab (3) at the lower side of the groove (31);
the first anchoring ribs (23) and the second anchoring ribs (24) are welded on the web plate (22);
The combined beam (1) comprises an I-shaped steel (11) and concrete (12), and the precast slab (3) is erected on a panel of the I-shaped steel (11);
The wing plates (21) are welded on the combined beam (1).
2. A connection node for reinforcing fabricated floor slab integrity as set forth in claim 1, wherein: the ends of the first anchoring ribs (23) and the second anchoring ribs (24) are provided with hooks, and the hooks are positioned in the precast slabs (3).
3. A connection node for reinforcing fabricated floor slab integrity as set forth in claim 1, wherein: the lateral sides of the wing plates (21) and the web plates (22) are flush with the lateral sides of the precast slabs (3) in the vertical direction.
4. A connection node for reinforcing fabricated floor slab integrity as set forth in claim 1, wherein: and a stud (5) is arranged between the adjacent precast slabs (3), and the stud (5) is welded on the combined beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910536328.8A CN110344528B (en) | 2019-06-20 | 2019-06-20 | Connecting node for reinforcing integrity of assembled floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910536328.8A CN110344528B (en) | 2019-06-20 | 2019-06-20 | Connecting node for reinforcing integrity of assembled floor slab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110344528A CN110344528A (en) | 2019-10-18 |
| CN110344528B true CN110344528B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910536328.8A Active CN110344528B (en) | 2019-06-20 | 2019-06-20 | Connecting node for reinforcing integrity of assembled floor slab |
Country Status (1)
| Country | Link |
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| CN (1) | CN110344528B (en) |
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|---|---|---|---|---|
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| CN202430876U (en) * | 2011-11-28 | 2012-09-12 | 美建建筑系统(中国)有限公司 | Floor system with structure of steel and concrete precast slabs |
| CN203475665U (en) * | 2013-08-16 | 2014-03-12 | 威海奥华钢结构有限公司 | Connecting structure of steel beam and composite floor slab of building |
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| CN206070872U (en) * | 2016-09-26 | 2017-04-05 | 深圳市三义建筑系统有限公司 | A kind of i shaped steel web with openings formula combination beam |
| CN206267317U (en) * | 2016-11-11 | 2017-06-20 | 浙江绿筑集成科技有限公司 | The connecting structure of SP prestressed cored slabs and H profile steel beam |
| CN107700667A (en) * | 2017-09-26 | 2018-02-16 | 中南大学 | A kind of precast floor slab and girder steel lower flange connecting node |
| CN207063172U (en) * | 2017-07-17 | 2018-03-02 | 浙江越宫钢结构有限公司 | A kind of connecting node of precast floor slab and girder steel |
| CN107829515A (en) * | 2017-11-23 | 2018-03-23 | 厦门华旸建筑工程设计有限公司 | The construction method that a kind of new precast panel and prefabricated board are connected with beam |
| CN107975176A (en) * | 2017-11-23 | 2018-05-01 | 哈尔滨工业大学 | Assembly concrete mat formation in advance building cover board H-shaped node connector and connection method |
| CN108005235A (en) * | 2017-12-19 | 2018-05-08 | 浙江绿筑集成科技有限公司 | A kind of connection method of two Span Continuous formula floor |
| CN210597793U (en) * | 2019-06-20 | 2020-05-22 | 浙江大东吴建筑科技有限公司 | Connection node for enhancing integrity of fabricated floor |
-
2019
- 2019-06-20 CN CN201910536328.8A patent/CN110344528B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004003231A (en) * | 2002-03-29 | 2004-01-08 | Toyota Soken Co Ltd | Precast concrete member connecting structure |
| CN202430876U (en) * | 2011-11-28 | 2012-09-12 | 美建建筑系统(中国)有限公司 | Floor system with structure of steel and concrete precast slabs |
| CN203475665U (en) * | 2013-08-16 | 2014-03-12 | 威海奥华钢结构有限公司 | Connecting structure of steel beam and composite floor slab of building |
| CN204252345U (en) * | 2014-11-20 | 2015-04-08 | 宝钢建筑系统集成有限公司 | The connecting structure of a kind of precast concrete plank and girder steel |
| CN105297978A (en) * | 2015-11-18 | 2016-02-03 | 湖南大学 | Prefabricated assembled type steel-concrete combined beam connected through bolt nails |
| CN206070872U (en) * | 2016-09-26 | 2017-04-05 | 深圳市三义建筑系统有限公司 | A kind of i shaped steel web with openings formula combination beam |
| CN206267317U (en) * | 2016-11-11 | 2017-06-20 | 浙江绿筑集成科技有限公司 | The connecting structure of SP prestressed cored slabs and H profile steel beam |
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| CN107700667A (en) * | 2017-09-26 | 2018-02-16 | 中南大学 | A kind of precast floor slab and girder steel lower flange connecting node |
| CN107829515A (en) * | 2017-11-23 | 2018-03-23 | 厦门华旸建筑工程设计有限公司 | The construction method that a kind of new precast panel and prefabricated board are connected with beam |
| CN107975176A (en) * | 2017-11-23 | 2018-05-01 | 哈尔滨工业大学 | Assembly concrete mat formation in advance building cover board H-shaped node connector and connection method |
| CN108005235A (en) * | 2017-12-19 | 2018-05-08 | 浙江绿筑集成科技有限公司 | A kind of connection method of two Span Continuous formula floor |
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| Publication number | Publication date |
|---|---|
| CN110344528A (en) | 2019-10-18 |
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