CN219794220U - A precast beam and precast floor plank connection structure for assembled building - Google Patents
A precast beam and precast floor plank connection structure for assembled building Download PDFInfo
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- CN219794220U CN219794220U CN202320441426.5U CN202320441426U CN219794220U CN 219794220 U CN219794220 U CN 219794220U CN 202320441426 U CN202320441426 U CN 202320441426U CN 219794220 U CN219794220 U CN 219794220U
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- precast
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- rib
- floor slab
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- 229910000831 Steel Inorganic materials 0.000 claims description 58
- 239000010959 steel Substances 0.000 claims description 58
- 230000002787 reinforcement Effects 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 238000005034 decoration Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 9
- 210000000988 bone and bone Anatomy 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram 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
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a connection structure of a precast beam and a precast floor slab for an assembled building, which comprises a precast beam, a precast floor slab and a connecting piece, wherein the precast beam comprises a beam lattice framework and a concrete layer poured on the beam lattice framework; the side of the precast beam extends to be provided with first connecting rib, the precast floor slab side extends to be provided with the second connecting rib, and the first connecting rib is connected through the connecting piece after corresponding concatenation with the second connecting rib, and the junction at first connecting rib and second connecting rib pours concrete and forms beam slab connected node. According to the utility model, the connecting ribs are prefabricated and stretched out at the edges of the precast beam and the precast floor slab, the precast beam and the precast floor slab are connected and fixed by the connecting piece after being assembled by the connecting ribs, and concrete is poured at the connecting position to form a beam slab connecting node, so that the structure is simple, the integrity is good, and the stress performance is good; vertical bolts are pre-buried in the connecting ribs, so that the connecting ribs are convenient to firmly connect with the connecting pieces.
Description
Technical Field
The utility model relates to the technical field of prefabricated building structures, in particular to a prefabricated beam and prefabricated floor slab connecting structure for an assembled building.
Background
In recent years, the industrialization of houses, namely, the industrial production of house components and parts, and the assembly of house components and parts on a construction site, and the integration of house decoration are being carried out. The long-term goal of residential industrialization is to mass-produce the residences in an industrialized and socialized mass production mode, shorten the construction period, improve the labor productivity of residential production, and improve the economic benefits of the whole industry and enterprises on the basis of improving the labor productivity.
The assembled frame structure has the advantages of high rigidity, high bearing capacity, good integrity and the like, is high in construction speed, saves materials and labor force, and is one of effective ways for realizing residential industrialization. The assembled frame structure is characterized in that the frame structure is divided into a column, a beam and a floor slab, and the column, the beam and the floor slab are prefabricated in a prefabricated member factory and then transported to a construction site for installation connection to form the assembled frame structure.
When the prefabricated column, the prefabricated beam and the prefabricated floor slab form a frame structure, the performance of the connection node of the prefabricated beam and the prefabricated floor slab directly influences the overall performance of the structure. Therefore, it is necessary to design a connecting structure of the precast shear wall and the precast beam so that the connecting node has good stress performance and is convenient to construct.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a prefabricated beam and prefabricated floor slab connecting structure for an assembled building, which has the advantages of simple structure, reasonable stress, high construction efficiency and low construction cost.
The utility model provides a connecting structure of a precast beam and a precast floor slab for an assembled building, which comprises the precast beam, the precast floor slab and a connecting piece, wherein the precast beam comprises a beam lattice framework and a concrete layer poured on the beam lattice framework, and the precast floor slab comprises a slab reinforcement framework and the concrete layer poured on the slab reinforcement framework; the side extension of precast beam is provided with first connecting rib, precast floor side extension is provided with the second connecting rib, first connecting rib with the second connecting rib is corresponding to splice the back and is passed through the connecting piece is connected first connecting rib with the junction of second connecting rib pours concrete and forms beam slab connected node.
Further, vertical bolts are embedded in the first connecting ribs and the second connecting ribs, and the vertical bolts partially extend out of the first connecting ribs or the second connecting ribs.
Further, the connecting piece comprises a connecting plate, the connecting plate is provided with a connecting hole matched with the vertical bolt, and the vertical bolt is inserted and arranged in the connecting hole to be fixed.
Further, the precast beam is a T-shaped beam with a T-shaped cross section, the precast beam comprises a beam main body and beam arms extending to the two sides of the top of the beam main body, the first connecting ribs are arranged on the outer sides of the beam arms, and the first connecting ribs are rectangular.
Further, the beam transverse steel bars and the beam longitudinal steel bars are buried in the precast beam, the beam longitudinal steel bars are buried in the beam arm, and the beam transverse steel bars are buried in the beam arm and penetrate through the beam main body.
Further, the beam lattice framework is buried in the beam main body and comprises longitudinal steel bones and a decoration material connected with the longitudinal steel bones; and transverse bolts are further arranged outside the beam lattice type framework.
Further, the longitudinal steel rib comprises but is not limited to angle steel or channel steel, and the decoration material comprises but is not limited to a lacing plate, a lacing bar or stirrup; the connection mode of the longitudinal steel bones and the decoration materials comprises but is not limited to bolt connection, welding connection and bolt-welding mixed connection.
Further, the connecting piece further comprises a lap joint steel bar, the beam transverse steel bar part extends out of the beam arm, the end part of the plate steel bar frame extends out of the precast beam, the lap joint steel bar is connected with the beam transverse steel bar and the plate steel bar frame, and the connecting mode of the lap joint steel bar, the beam transverse steel bar and the plate steel bar frame comprises but is not limited to welding connection or binding connection.
Further, the plate steel rib frame comprises plate transverse steel bars and plate longitudinal steel bars, and the connection mode of the plate transverse steel bars and the plate longitudinal steel bars comprises but is not limited to welding connection or binding connection.
Compared with the prior art, the utility model has the following beneficial effects: according to the connecting structure of the precast beam and the precast floor slab for the fabricated building, the overhanging connecting ribs are precast at the edges of the precast beam and the precast floor slab, the precast beam and the precast floor slab are fixedly connected by the connecting piece after being assembled by the connecting ribs, and concrete is poured at the connecting position to form a beam slab connecting node, so that the connecting structure is simple, the integrity is good, and the stress performance is good; vertical bolts are pre-embedded in the connecting ribs, so that the connecting ribs are convenient to firmly connect with the connecting pieces; and overlap joint reinforcing steel bars are arranged between transverse reinforcing steel bars of the precast beam and the plate steel rib frames, so that the precast beam is connected with the precast floor slab more reliably.
Drawings
FIG. 1 is a schematic view of a connection structure between a precast beam and a precast floor slab for an assembled building according to an embodiment of the present utility model;
FIG. 2 is a schematic illustration of a precast beam to precast floor slab connection in an embodiment of the present utility model;
fig. 3 is a side view of a precast beam and precast floor plank connection in an embodiment of the present utility model.
In the figure:
1. prefabricating a beam; 2. prefabricating a floor slab; 3. a connecting plate; 4. concrete; 5. overlapping the steel bars; 11. a concrete layer; 12. longitudinal steel ribs; 13. attaching materials; 14. a first connection rib; 15. a vertical bolt; 16. a transverse bolt; 17. longitudinal steel bars of the beam; 18. transverse steel bars of the beam; 21. a concrete layer; 22. longitudinal steel bars of the plate; 23. plate transverse steel bars; 24. a second connection rib; 25. vertical bolts.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
In the description of the present utility model, the terms "set," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
FIG. 1 is a schematic view of a connection structure between a precast beam and a precast floor slab for an assembled building according to an embodiment of the present utility model; fig. 2 is a schematic diagram of connection between a precast beam and a precast floor slab according to an embodiment of the present utility model.
Referring to fig. 1 and 2, a connection structure of a precast beam and a precast floor slab for an assembled building according to an embodiment of the present utility model includes a precast beam 1, a precast floor slab 2, and a connecting member, wherein the precast beam 1 includes a beam lattice framework and a concrete layer 11 poured on the beam lattice framework, and the precast floor slab 2 includes a slab reinforcement framework and a concrete layer 21 poured on the slab reinforcement framework; the side of the precast beam 1 is provided with a first connecting rib 14 in an extending mode, the side of the precast floor slab 2 is provided with a second connecting rib 24 in an extending mode, the first connecting rib 14 and the second connecting rib 24 are connected through connecting pieces after being correspondingly spliced, and concrete 4 is poured at the connecting position of the first connecting rib 14 and the second connecting rib 24 to form a beam slab connecting node. The precast beam 1 and the precast floor slab 2 are precast in factories, only need to be connected and installed on site and cast a small amount of concrete 4, and the construction is quick and the site wet workload is small.
Specifically, the first connecting rib 14 and the second connecting rib 24 are embedded with vertical bolts 15 and 25, and part of the vertical bolts 15 and 25 extends out of the first connecting rib 14 or the second connecting rib 24. The connecting piece comprises a connecting plate 3, the connecting plate 3 is provided with connecting holes matched with the vertical bolts 15 and 25, and the vertical bolts 15 and 25 are inserted and arranged in the connecting holes to be fixed.
Referring to fig. 3, in the connection structure between a precast beam and a precast floor slab for an assembled building according to the embodiment of the present utility model, the precast beam 1 is a T-shaped beam with a T-shaped cross section, the precast beam 1 includes a beam main body and beam arms extending from two sides of the top of the beam main body, the first connection rib 14 is disposed on the outer side of the beam arm, and the first connection rib 14 is rectangular.
Preferably, the precast beam 1 is embedded with a beam transverse reinforcement 18 and a beam longitudinal reinforcement 17, the beam longitudinal reinforcement 17 is embedded in the beam arm, and the beam transverse reinforcement 18 is embedded in the beam arm and penetrates the beam main body.
Specifically, the beam lattice framework is embedded in the beam main body, and comprises a longitudinal steel rib 12 and a decoration material 13 connected with the longitudinal steel rib 12; the beam lattice type framework is also provided with transverse bolts 16; the transverse bolts 16 may enhance the anchoring of the beam lattice framework and the concrete layer 11.
Specifically, the longitudinal steel rib 12 includes but is not limited to angle steel or channel steel, and the decoration material 13 includes but is not limited to a lacing plate, a lacing bar or stirrup; the connection mode of the longitudinal steel rib 12 and the decoration material 13 comprises but is not limited to bolt connection, welding connection and bolt welding mixed connection.
Specifically, the plate steel rib frame includes plate transverse steel bars 23 and plate longitudinal steel bars 22, and the connection mode of the plate transverse steel bars 23 and the plate longitudinal steel bars 22 includes but is not limited to welding connection or binding connection.
Preferably, the connecting piece further comprises a lap reinforcement 5, the beam transverse reinforcement 18 extends out of the beam arm partially, the end part of the plate transverse reinforcement 23 of the plate reinforcement cage extends out of the precast beam 1, the lap reinforcement 5 connects the beam transverse reinforcement 18 and the plate transverse reinforcement 23, and the connection mode of the lap reinforcement 5 and the beam transverse reinforcement 18 and the plate transverse reinforcement 23 of the plate reinforcement cage comprises but is not limited to welding connection or binding connection.
In summary, according to the connection structure of the precast beam and the precast floor slab for the fabricated building, the overhanging connection ribs are precast at the edges of the precast beam 1 and the precast floor slab 2, the precast beam 1 and the precast floor slab 2 are fixedly connected by the connecting piece after being assembled by the connection ribs, and the concrete 4 is poured at the connection position to form the beam slab connection node, so that the structure is simple, the integrity is good, and the stress performance is good; vertical bolts 15 and 25 are pre-embedded in the connecting ribs, so that the connecting ribs are convenient to firmly connect with the connecting pieces; and overlap joint steel bars 5 are arranged between transverse steel bars 18 of the precast beam 1 and the plate steel rib frames, so that the precast beam 1 is connected with the precast floor slab 2 more reliably.
While the utility model has been described with reference to the preferred embodiments, it is not intended to limit the utility model thereto, and it is to be understood that other modifications and improvements may be made by those skilled in the art without departing from the spirit and scope of the utility model, which is therefore defined by the appended claims.
Claims (9)
1. The connecting structure of the precast beam and the precast floor slab for the fabricated building is characterized by comprising a precast beam, a precast floor slab and a connecting piece, wherein the precast beam comprises a beam lattice framework and a concrete layer poured on the beam lattice framework, and the precast floor slab comprises a plate steel reinforcement framework and a concrete layer poured on the plate steel reinforcement framework; the side extension of precast beam is provided with first connecting rib, precast floor side extension is provided with the second connecting rib, first connecting rib with the second connecting rib is corresponding to splice the back and is passed through the connecting piece is connected first connecting rib with the junction of second connecting rib pours concrete and forms beam slab connected node.
2. A precast beam and precast floor plank connection structure for a fabricated building according to claim 1, wherein vertical bolts are embedded in the first connection rib and the second connection rib, and the vertical bolts partially extend out of the first connection rib or the second connection rib.
3. A precast beam and precast floor plank connection structure for a fabricated building according to claim 2, wherein the connection member comprises a connection plate provided with a connection hole matched with the vertical bolt, and the vertical bolt is inserted and fixed in the connection hole.
4. The connection structure of a precast beam and a precast floor slab for an assembled building according to claim 1, wherein the precast beam is a T-shaped beam having a T-shaped cross section, the precast beam includes a beam body and beam arms extending from both sides of the top of the beam body, the first connection rib is disposed on the outer side of the beam arm, and the first connection rib is rectangular.
5. A precast beam and precast floor plank connection structure for a fabricated building according to claim 4, wherein a beam transverse reinforcement and a beam longitudinal reinforcement are buried in the precast beam, the beam longitudinal reinforcement is buried in the beam arm, and the beam transverse reinforcement is buried in the beam arm and penetrates the beam main body.
6. The prefabricated beam and prefabricated floor slab connecting structure for an assembled building according to claim 4, wherein the beam lattice framework is buried in the beam main body, and comprises longitudinal steel bones and a decoration material connected with the longitudinal steel bones; and transverse bolts are further arranged outside the beam lattice type framework.
7. The prefabricated beam and prefabricated floor slab connecting structure for an assembled building according to claim 6, wherein the longitudinal steel ribs are angle steel or channel steel, and the decoration materials are battens, battens or stirrups; the longitudinal steel bones and the decoration materials are connected in a bolt connection mode, a welding connection mode or a bolt welding mixed connection mode.
8. The prefabricated beam and prefabricated floor slab connecting structure for an assembled building according to claim 5, wherein the connecting member further comprises a lap joint reinforcing bar, the beam transverse reinforcing bar part extends out of the beam arm, the end part of the slab reinforcing bar frame extends out of the prefabricated beam, the lap joint reinforcing bar connects the beam transverse reinforcing bar and the slab reinforcing bar frame, and the connecting mode of the lap joint reinforcing bar and the beam transverse reinforcing bar and the slab reinforcing bar frame is welding connection or binding connection.
9. The structure for connecting precast beams and precast floor slabs for prefabricated construction according to claim 1, wherein the slab steel frame comprises slab transverse steel bars and slab longitudinal steel bars, and the connection mode of the slab transverse steel bars and the slab longitudinal steel bars is welding connection or binding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320441426.5U CN219794220U (en) | 2023-03-10 | 2023-03-10 | A precast beam and precast floor plank connection structure for assembled building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320441426.5U CN219794220U (en) | 2023-03-10 | 2023-03-10 | A precast beam and precast floor plank connection structure for assembled building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219794220U true CN219794220U (en) | 2023-10-03 |
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ID=88185143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320441426.5U Active CN219794220U (en) | 2023-03-10 | 2023-03-10 | A precast beam and precast floor plank connection structure for assembled building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219794220U (en) |
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2023
- 2023-03-10 CN CN202320441426.5U patent/CN219794220U/en active Active
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