CN217151462U - Precast shear wall structure is connected to steel pipe concrete row column formula - Google Patents
Precast shear wall structure is connected to steel pipe concrete row column formula Download PDFInfo
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- CN217151462U CN217151462U CN202220219561.0U CN202220219561U CN217151462U CN 217151462 U CN217151462 U CN 217151462U CN 202220219561 U CN202220219561 U CN 202220219561U CN 217151462 U CN217151462 U CN 217151462U
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Abstract
The utility model discloses a precast shear wall structure is connected to steel pipe concrete shell and tube column formula, it includes: the prefabricated shear wall comprises a prefabricated shear wall body, row column connecting parts and laminated slabs, wherein the prefabricated shear wall body, the row column connecting parts and the laminated slabs are connected with one another; adopt steel pipe concrete framed bent adapting unit and prefabricated shear force wall and superimposed sheet to connect, widened the steel pipe concrete range of application, the structure is very novel, and the application of steel pipe concrete framed bent makes the connection bear the weight of the dynamic height, and antidetonation ductility is good, has avoided the concrete of shear force wall structure to destroy the problem easily in the bottom, connects reliably.
Description
Technical Field
The utility model discloses be applied to prefabricated assembled structure field among the civil engineering, specifically be a precast shear wall structure is connected to steel pipe concrete raft column formula.
Background
The prefabricated shear wall structure is suitable for the modern green construction development requirement, is a structure which is widely popularized and has a plurality of engineering applications in engineering. In the prefabricated assembly type shear wall structure, the performance of the upper shear wall seam and the lower shear wall seam is the key of connection, and whether the connection is reliable or not directly influences the structure safety. The connection between the prefabricated shear wall and the floor slab is also a key problem in the construction of the prefabricated shear wall structure.
At present, laminated slabs are often adopted in engineering, and the connection method of an upper prefabricated shear wall and a lower prefabricated shear wall and the laminated slabs is generally as follows: and (3) reserving reinforcing steel bars with a certain length at the upper part of the lower prefabricated shear wall, then placing the laminated slab, extending the reinforcing steel bars at the lower part of the laminated slab into the upper part of the shear wall, binding the reinforcing steel bars at the upper part of the laminated slab, pouring concrete to form integral maintenance, and aligning the embedded reinforcing steel bar sleeve of the upper prefabricated shear wall to the overhanging reinforcing steel bars of the lower prefabricated shear wall to be connected through grouting. The construction influence of the connection method is very large, the grouting quality cannot be detected, the process is complex, the steel bars of the shear wall are only connected at the edge member positions, and other positions are connected at intervals, so that the reliability of structural connection cannot be guaranteed, the safety problem is obvious, the anti-seismic performance and the ductility are poor, in addition, the upper shear wall can be constructed only by maintaining for a period of time after the concrete pouring of the laminated plate, and the construction progress is influenced.
The traditional cast-in-place shear wall structure and the assembled shear wall structure have overlarge rigidity, obvious concrete damage of the shear wall under the action of an earthquake and poor energy consumption capability.
For this reason, it is urgently required to provide a novel reliable connection form between the precast shear walls and the floor slab.
Disclosure of Invention
The utility model aims to solve the technical problem that to prior art not enough, provide a precast shear wall structure is connected to concrete filled steel tube tier formula.
In order to solve the technical problem, the utility model discloses a precast shear wall structure is connected to steel core concrete shell and tube, it includes: the prefabricated shear wall comprises a prefabricated shear wall body, row column connecting parts and laminated slabs, wherein the prefabricated shear wall body, the row column connecting parts and the laminated slabs are connected with one another;
the prefabricated shear wall comprises a reinforced concrete wall and embedded threaded sleeves, wherein the embedded threaded sleeves are embedded at two end parts of the reinforced concrete wall and are arranged in a plurality corresponding to the row column connecting parts;
the row column connecting part comprises a steel pipe concrete column and end plates, the end plates are correspondingly arranged at two ends of the steel pipe concrete column, and the end plates are respectively connected with corresponding embedded threaded sleeves through bolts;
the laminated slab comprises a prefabricated slab and a post-pouring slab, and the prefabricated slab is arranged below the post-pouring slab.
As a possible embodiment, further, the steel pipe concrete column is composed of a steel pipe and core concrete, and the core concrete is filled in the steel pipe.
As a possible implementation manner, further, the end plate is a steel plate and is fixedly welded at two ends of the steel pipe, and the end plate is provided with bolt holes corresponding to the positions of the embedded threaded sleeves.
As a possible implementation manner, further, the precast slabs are arranged at the edges of the lower end plate and include precast slab longitudinal ribs, precast slab horizontal ribs, truss steel bars and precast slab concrete, the precast slab longitudinal ribs and the precast slab horizontal ribs are uniformly and vertically arranged at intervals and fixedly connected with each other, one ends of the truss steel bars are connected with the precast slab horizontal ribs, and the precast slab concrete wraps the precast slab longitudinal ribs, the precast slab horizontal ribs and one ends of the truss steel bars.
As a possible implementation mode, further, the post-cast plate comprises post-cast plate longitudinal ribs, post-cast plate horizontal ribs, plate bottom connecting longitudinal ribs, additional through-length construction reinforcing steel bars and post-cast plate concrete, the post-cast plate longitudinal ribs penetrate through the gaps of the multiple groups of steel tube concrete columns and are arranged at intervals, the post-cast plate horizontal ribs are perpendicular to the post-cast plate longitudinal ribs and are arranged at intervals and fixedly connected with the post-cast plate longitudinal ribs, the slab bottom connecting longitudinal bar penetrates through gaps of a plurality of groups of steel tube concrete columns and is erected on the prefabricated slabs on the two sides for connecting and fixing the prefabricated slabs on the two sides, the additional through-length construction steel bars are arranged perpendicular to the slab bottom connecting longitudinal bars and connected with the slab bottom connecting longitudinal bars, the post-cast slab is cast above the precast slab, and filling gaps among the steel pipe concrete columns along the height of the laminated slab, and wrapping the post-cast slab longitudinal ribs, the post-cast slab horizontal ribs, the slab bottom connecting longitudinal ribs, the additional through-length construction steel bars and the other ends of the truss steel bars.
As a possible implementation manner, further, bolts are used for fastening the embedded threaded sleeves of the precast shear wall and the end plates of the corresponding row column connecting components.
As a possible implementation, a stiffening rib is welded between the concrete filled steel tubular column and the end plate.
The utility model adopts the above technical scheme, following beneficial effect has: the utility model discloses a steel pipe concrete framed bent adapting unit and prefabricated shear force wall and superimposed sheet are connected, have widened the steel pipe concrete range of application, and the structure is very novel, and the application of steel pipe concrete framed bent makes to connect and bears the weight of the dynamic height, and antidetonation ductility is good, has avoided the concrete of shear force wall structure to destroy the problem in the bottom easily, connects reliably. Gaps are formed among the steel tube concrete columns, so that the lateral stiffness of the prefabricated shear wall is weakened, and the energy consumption capability is high; meanwhile, the longitudinal ribs connected to the bottom of the laminated slab and the longitudinal ribs of the post-cast slab can penetrate through the gap, the problem of connection between the prefabricated shear wall and the laminated slab can be solved, integrity is good, and connection is reliable. The concrete-filled steel tube row column connecting component is adopted, the upper end plate and the lower end plate are connected with the prefabricated shear wall through bolts, the on-site traditional casing grouting operation is not needed, the construction speed is high, the assembly is convenient, the efficiency is high, and the construction quality is good. The construction method is characterized in that the prefabricated shear wall and the row column connecting component are connected firstly, the composite slab is assembled, the construction speed is high, the construction period is short, the next step of construction is carried out after the post-cast slab concrete construction and maintenance of the composite slab are not needed, and the problem of long construction period for constructing the upper prefabricated shear wall after the traditional prefabricated shear wall and the composite slab are connected is solved.
Drawings
The present invention will be described in further detail with reference to the following drawings and embodiments:
FIG. 1 is a schematic view of a concrete filled steel tube column type connecting precast shear wall structure of the present invention;
FIG. 2 is a sectional view taken along the direction A-A of the present invention;
fig. 3 is a sectional view of the present invention in the direction B-B.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention.
As shown in fig. 1-3, the utility model provides a precast shear wall structure is connected to steel pipe concrete camps formula comprises precast shear wall 1, camps adapting unit 2 and superimposed sheet 3.
The prefabricated shear wall 1 is composed of a reinforced concrete wall 11 and embedded threaded sleeves 12, the reinforced concrete wall 11 is prefabricated in a factory or on site, the embedded threaded sleeves 12 are pre-embedded at the upper end portion and the lower end portion of the reinforced concrete wall 11 in advance, and a plurality of the embedded threaded sleeves are distributed along the cross section direction and the direction of the prefabricated shear wall 1.
The row column connecting part 2 is composed of concrete-filled steel tube columns 21 and end plates 22, wherein the concrete-filled steel tube columns 21 are composed of steel tubes 211 and core concrete 212, the core concrete 212 is filled in the steel tubes 211, the plurality of concrete-filled steel tube columns 21 are distributed along the width direction of the prefabricated shear wall 1, and a certain gap is reserved between every two adjacent concrete-filled steel tube columns 21, as shown in fig. 2 and 3. The end plates 22 are steel plates, are arranged at the upper end and the lower end of the steel tube concrete column 21 and are welded with all steel tubes into a whole, and the end plates 22 are provided with a plurality of bolt holes which correspond to the positions of the embedded threaded sleeves 12.
The laminated slab 3 consists of a precast slab 31 and a post-cast slab 32, wherein the precast slab 31 is positioned at the lower part of the laminated slab 3 and consists of precast slab longitudinal ribs 311, precast slab horizontal ribs 312, truss steel bars 313 and precast slab concrete 314, and the precast slab longitudinal ribs, the precast slab horizontal ribs, the truss steel bars and the precast slab concrete 314 are processed in advance. The precast slab longitudinal ribs 311 are arranged at intervals along the width direction of the laminated slab 3, the precast slab horizontal ribs 312 are arranged at intervals along the length direction of the laminated slab 3, the precast slab longitudinal ribs 311 and the precast slab horizontal ribs 312 are perpendicular and bound or welded together, the lower portions of the truss steel bars 313 are connected with the precast slab horizontal ribs 312, the precast slab concrete 314 wraps the precast slab longitudinal ribs 311, the precast slab horizontal ribs 312 and the lower portions of the truss steel bars 313, and the precast slabs 31 are placed at the edges of the lower end plates 22 of the row column connecting components 2. The post-cast plate 32 is composed of post-cast plate longitudinal ribs 321, post-cast plate horizontal ribs 322, plate bottom connecting longitudinal ribs 323, additional through-length construction steel bars 324 and post-cast plate concrete 325. The post-cast plate longitudinal ribs 321 penetrate through gaps between the steel tube concrete columns 21 and are arranged at intervals along the 3 width directions of the laminated slab, the post-cast plate horizontal ribs 322 are arranged at intervals along the 3 length directions of the laminated slab, and the post-cast plate longitudinal ribs 321 and the post-cast plate horizontal ribs 322 are perpendicular to each other and are bound or welded firmly. The longitudinal connecting ribs 323 of the plate bottom penetrate through gaps among the steel pipe concrete columns 21 and are arranged at intervals along the width direction of the laminated slab 3, two ends of the longitudinal connecting ribs 323 are respectively placed on the prefabricated plates 31 for a certain length, and the additional through-length structural reinforcing steel bars 324 are firmly bound or welded perpendicular to the longitudinal connecting ribs 323 of the plate bottom. The post-cast slab concrete 325 is filled in the upper part of the precast slab 31, the gap between the steel core concrete columns 21 is filled along the height of the laminated slab 3, and the upper parts of the post-cast slab longitudinal ribs 321, the post-cast slab horizontal ribs 322, the slab bottom connecting longitudinal ribs 323, the additional through-length structural reinforcing steel bars 324 and the truss reinforcing steel bars 313 are wrapped.
Further, bolts 4 are used for fastening between the embedded threaded sleeve 12 of the upper prefabricated shear wall 1 and the upper end plate 22 of the row column connecting component 2, and between the embedded threaded sleeve 12 of the lower prefabricated shear wall 1 and the lower end plate 22 of the row column connecting component 2.
Further, the section of the concrete filled steel tubular column 21 can be circular, square, rectangular or irregular.
Further, the concrete of the precast shear wall 1, the core concrete 212 and the concrete of the composite slab 3 may be the same or different types of concrete, and may be ordinary concrete, recycled aggregate concrete, geopolymer concrete or lightweight aggregate concrete.
Further, the steel pipe 211 may be made of common steel or stainless steel.
Further, in order to prevent the concrete filled steel tubular column 21 and the end plate 22 from being damaged first in the stress process, a stiffening rib may be welded between the concrete filled steel tubular column 21 and the upper and lower end plates 22.
A construction method of a steel pipe concrete row column type connection prefabricated shear wall structure is carried out according to the following steps:
(1) pre-embedding the pre-embedded threaded sleeve 12 according to design, and pre-prefabricating the upper and lower prefabricated shear walls 1 in advance; the prefabricated plate 31 part of the row column connecting part 2 and the prefabricated laminated slab 3 is manufactured.
(2) The lower precast shear wall 1 is installed, the row column connecting parts 2 are hoisted, the bolt holes of the lower end plates 22 of the row column connecting parts 2 are aligned to the embedded thread sleeves 12 of the lower precast shear wall 1, and the lower precast shear wall is fastened by bolts 4. And hoisting the upper prefabricated shear wall 1, aligning the embedded threaded sleeve 12 of the upper prefabricated shear wall 1 with the bolt hole of the upper end plate 22 of the row column connecting component 2, and fastening by using the bolt 4.
(3) The prefabricated plates 31 of the suspended composite slab 3 are placed at preset positions and placed at the edges of the lower end plates 22 of the row column connecting components 2, the plate bottom connecting longitudinal ribs 323 penetrate through gaps between the steel pipe concrete columns 21, and additional through-length construction reinforcing steel bars 324 are bound or welded; and (3) penetrating the longitudinal ribs 321 of the post-cast plate through gaps between the concrete-filled steel tubular columns 21, and binding or welding the horizontal ribs 322 of the post-cast plate.
(4) And filling post-cast plate concrete 325 to the upper parts of the precast slabs 31, filling gaps among the steel pipe concrete columns 21 with the concrete along the height of the laminated slab 3, and wrapping the upper parts of post-cast plate longitudinal ribs 321, post-cast plate horizontal ribs 322, plate bottom connecting longitudinal ribs 323, additional through-length construction steel bars 324 and truss steel bars 313.
The above embodiments are the embodiments of the present invention, and for those skilled in the art, according to the teaching of the present invention, the equivalent changes, modifications, replacements and variations made by the claims of the present invention should all belong to the scope of the present invention without departing from the principle and spirit of the present invention.
Claims (7)
1. The utility model provides a precast shear wall structure is connected to steel pipe concrete camps formula which characterized in that, it includes: the prefabricated shear wall comprises a prefabricated shear wall body, row column connecting parts and laminated slabs, wherein the prefabricated shear wall body, the row column connecting parts and the laminated slabs are connected with one another;
the prefabricated shear wall comprises a reinforced concrete wall and embedded threaded sleeves, wherein the embedded threaded sleeves are embedded at two end parts of the reinforced concrete wall and are arranged in a plurality corresponding to the row column connecting parts;
the row column connecting part comprises a steel pipe concrete column and end plates, the end plates are correspondingly arranged at two ends of the steel pipe concrete column, and the end plates are respectively connected with corresponding embedded threaded sleeves through bolts;
the laminated slab comprises a prefabricated slab and a post-pouring slab, and the prefabricated slab is arranged below the post-pouring slab.
2. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: the steel tube concrete column consists of a steel tube and core concrete, and the core concrete is filled in the steel tube.
3. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: the end plate is a steel plate and is fixedly welded at two ends of the steel pipe, and bolt holes corresponding to the positions of the embedded threaded sleeves are formed in the end plate.
4. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: the prefabricated slab is arranged at the edge of the end plate below and comprises prefabricated slab longitudinal ribs, prefabricated slab horizontal ribs, truss reinforcing steel bars and prefabricated slab concrete, the prefabricated slab longitudinal ribs and the prefabricated slab horizontal ribs are uniformly and vertically arranged at intervals and fixedly connected with each other, one ends of the truss reinforcing steel bars are connected with the prefabricated slab horizontal ribs, and the prefabricated slab concrete wraps the prefabricated slab longitudinal ribs, the prefabricated slab horizontal ribs and one ends of the truss reinforcing steel bars.
5. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: the post-cast slab comprises post-cast slab longitudinal ribs, post-cast slab horizontal ribs, slab bottom connection longitudinal ribs, additional through-length construction steel bars and post-cast slab concrete, the post-cast slab longitudinal ribs penetrate through gaps of multiple groups of steel tube concrete columns and are arranged at intervals, the post-cast slab horizontal ribs are perpendicular to the post-cast slab longitudinal ribs and are arranged at intervals and fixedly connected with the post-cast slab longitudinal ribs, the slab bottom connection longitudinal ribs penetrate through gaps of the multiple groups of steel tube concrete columns and are erected on prefabricated slabs on two sides to be used for connecting and fixing the prefabricated slabs on the two sides, the additional through-length construction steel bars are arranged perpendicular to the slab bottom connection longitudinal ribs and are connected with the slab bottom connection longitudinal ribs, the post-cast slab concrete is cast above the prefabricated slabs, the gaps between the steel tube concrete columns are filled along the height of the laminated slab, and the post-cast slab longitudinal ribs, the post-cast slab horizontal ribs, the slab bottom connection longitudinal ribs, the additional through-length construction steel bars and the other ends of the truss steel bars are wrapped.
6. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: and the pre-embedded threaded sleeves of the prefabricated shear walls and the end plates corresponding to the row column connecting parts are fastened by bolts.
7. The concrete filled steel tube column type connection precast shear wall structure of claim 1, wherein: and stiffening ribs are welded between the steel pipe concrete column and the end plates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220219561.0U CN217151462U (en) | 2022-01-26 | 2022-01-26 | Precast shear wall structure is connected to steel pipe concrete row column formula |
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| CN202220219561.0U CN217151462U (en) | 2022-01-26 | 2022-01-26 | Precast shear wall structure is connected to steel pipe concrete row column formula |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319977A (en) * | 2022-01-26 | 2022-04-12 | 福建工程学院 | Steel pipe concrete row column type connection prefabricated shear wall structure and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319977A (en) * | 2022-01-26 | 2022-04-12 | 福建工程学院 | Steel pipe concrete row column type connection prefabricated shear wall structure and construction method |
| CN114319977B (en) * | 2022-01-26 | 2024-04-16 | 福建工程学院 | Steel pipe concrete row column type connection precast shear wall structure and construction method |
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