CN218374425U - Anchoring connection structure of steel pipe bundle and concrete shear wall - Google Patents
Anchoring connection structure of steel pipe bundle and concrete shear wall Download PDFInfo
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- CN218374425U CN218374425U CN202222220486.2U CN202222220486U CN218374425U CN 218374425 U CN218374425 U CN 218374425U CN 202222220486 U CN202222220486 U CN 202222220486U CN 218374425 U CN218374425 U CN 218374425U
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Abstract
The utility model discloses an anchoring connection structure of a steel pipe bundle and a concrete shear wall, which comprises a steel pipe bundle, wherein a steel bar truss is arranged on the outer side surface of the steel pipe bundle anchored into the concrete shear wall, the steel bar truss is parallel to longitudinal steel bars inside the concrete shear wall, lower chord steel bars of the steel bar truss are welded and connected with the outer side surface of the steel pipe bundle, and upper chord steel bars of the steel bar truss are abutted to horizontal steel bars inside the concrete shear wall; the utility model utilizes the steel bar truss to replace the lacing wire or the stirrup inside the concrete shear wall, avoids a large number of holes on the steel tube bundle to penetrate the lacing wire or the stirrup, simplifies the manufacture of the steel tube bundle and the steel bar construction of the concrete shear wall, and reduces the construction difficulty; the steel bar truss replaces the stud at the same time, avoids the steel pipe bundle and the concrete faying face to set up the stud in batches, reduces work load, improves the efficiency of construction, reduces engineering cost.
Description
Technical Field
The utility model relates to an anchor connection structure of steel-pipe bundle and concrete shear force wall belongs to building structure design and prefabricated assembly technical field.
Background
The steel tube bundle is a structural unit with a cavity formed by splicing a plurality of U-shaped steel or rectangular steel tubes and steel plates, and the steel tube bundle and the filled concrete are combined to form the steel tube concrete bundle shear wall as shown in fig. 6; adopt steel pipe concrete beam shear force wall to replace traditional concrete shear force wall, steel pipe concrete beam shear force wall and steel column, girder steel combined action constitute novel structural system, and this structural system possesses all advantages of steel construction project, satisfies assembled, standardized demand, along with the steel construction in the popularization and development in fields such as house, public building, this structural system's application is extensive day by day.
For a steel pipe concrete beam shear wall structure with a basement, the underground shear wall generally adopts a cast-in-place concrete structure due to factors such as corrosion resistance, water resistance, soil blocking and the like of an underground part; considering the transition from the first layer of the steel tube concrete beam shear wall to the underground first layer of the concrete shear wall and the anchoring of the steel tube bundle, the steel tube bundle in the first layer of the steel tube concrete beam shear wall is generally anchored into the underground concrete shear wall, and a tie bar or a hoop bar in the lower concrete shear wall interferes with the steel tube bundle during anchoring construction, as shown in fig. 7 and 8, holes are required to be formed in the steel tube bundle in batches for penetrating the steel tubes, so that the construction is complicated, and simultaneously, the steel tube bundle is also provided with studs in batches, so that the construction workload is large, the construction efficiency is low, the construction cost is high, and the steel tube bundle is a big pain point in structural design and construction of the existing steel tube bundle.
Disclosure of Invention
The utility model provides an anchor connection structure of steel tube bundle and concrete shear wall, which aims at the problems in the prior art, measures are taken on the combination surface of the steel tube bundle and the concrete, and a large number of holes are prevented from being drilled on the steel tube bundle to penetrate tie bars or stirrups, so that the manufacture of the steel tube bundle and the steel bar construction of the concrete shear wall are simplified, and the construction difficulty is reduced; the method avoids the batch arrangement of the studs on the joint surfaces of the steel pipe bundle and the concrete, reduces the workload, improves the construction efficiency and reduces the construction cost.
In order to achieve the above object, the utility model adopts the following technical scheme:
the anchoring connection structure of the steel pipe bundle and the concrete shear wall comprises the steel pipe bundle, wherein a steel bar truss is arranged on the outer side surface of the steel pipe bundle anchored into the concrete shear wall, the steel bar truss is parallel to longitudinal steel bars inside the concrete shear wall, lower chord steel bars of the steel bar truss are in welded connection with the outer side surface of the steel pipe bundle, and upper chord steel bars of the steel bar truss are abutted to horizontal steel bars inside the concrete shear wall.
As a further preference of the utility model, the outer side surfaces of the two sides of the steel tube bundle are respectively provided with steel bar trusses, and the steel bar trusses arranged on the outer side surfaces of the two sides of the steel tube bundle are symmetrically arranged; so that the two sides of the steel pipe bundle are stressed together.
As the utility model discloses a further preferred, steel bar truss's last chord of steel bar diameter is greater than steel bar truss's last chord of steel bar diameter, and steel bar truss's last chord of steel bar diameter is greater than steel bar truss's web member diameter of steel bar.
As a further preference of the utility model, the diameter of the upper chord steel bar of the steel bar truss is the same as the diameter of the longitudinal steel bar inside the concrete shear wall; the upper chord steel bars of the steel bar truss can be used as longitudinal steel bars inside the concrete shear wall.
As the utility model discloses a further preferred, steel bar truss includes a last chord of reinforcement, a last chord of reinforcement and a web member reinforcing bar that is wavy, the web member reinforcing bar arrange in between last chord of reinforcement and the last chord of reinforcement and respectively with last chord of reinforcement and last chord of reinforcement welded connection.
As a further preference of the utility model, the steel bar truss comprises an upper chord steel bar, two lower chord steel bars and two web member steel bars in a wavy shape, wherein the two web member steel bars are respectively arranged between the upper chord steel bar and the two lower chord steel bars and are respectively welded with the upper chord steel bar and the two lower chord steel bars; after two lower chord steel bars of the steel bar truss are welded and connected with the outer side face of the steel tube bundle, the steel bar truss and the outer side face of the steel tube bundle are enclosed into a triangle, and the supporting capacity and stability of the steel bar truss are effectively improved.
As a further preference of the utility model, at least one longitudinal steel bar is arranged in the concrete shear wall between two adjacent steel bar trusses positioned on the same side of the outer side surface of the steel tube bundle; the steel bar truss is better matched with the internal steel bars of the concrete shear wall, and reasonable arrangement of the internal steel bars of the concrete shear wall is achieved.
The utility model discloses an useful part lies in:
the steel bar truss is welded on the outer side face of the steel pipe bundle, so that the steel bar truss can be prefabricated and processed in advance in a factory, and the efficiency is improved; the steel bar truss is used for replacing the tie bars or the hoop bars inside the concrete shear wall, so that a large number of holes in the steel pipe bundle are prevented from being penetrated by the tie bars or the hoop bars, the manufacturing of the steel pipe bundle and the construction of the steel bars of the concrete shear wall are simplified, and the construction difficulty is reduced; the steel bar truss replaces the stud at the same time, avoids the steel pipe bundle and the concrete faying face to set up the stud in batches, reduces work load, improves the efficiency of construction, reduces engineering cost.
Drawings
FIG. 1 is a schematic view of the horizontal cross-section of the present invention;
FIG. 2 is a schematic view of the vertical cross-sectional structure of the present invention;
fig. 3 is a schematic top view of a steel bar truss according to a first embodiment of the present invention;
fig. 4 is a schematic side view of a steel bar truss according to a first embodiment of the present invention;
fig. 5 is a schematic top view of a steel bar truss according to a second embodiment of the present invention;
FIG. 6 is a schematic structural view of a prior art concrete filled steel tube bundle shear wall;
FIG. 7 is a schematic view of a prior art horizontal cross-sectional configuration of a steel tube bundle anchored into an underground concrete shear wall;
FIG. 8 is a schematic view of a prior art vertical cross-sectional configuration of a steel tube bundle anchored into an underground concrete shear wall;
the meaning of the reference symbols in the figures:
1-steel tube bundle, 2-concrete shear wall, 21-longitudinal steel bar, 22-horizontal steel bar, 3-steel bar truss, 31-lower chord steel bar, 32-upper chord steel bar, 33-web member steel bar, 4-stud and 5-tie bar or stirrup.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 to 4, the present embodiment is an anchoring connection structure of a steel tube bundle and a concrete shear wall, and includes a steel tube bundle 1, a steel bar truss 3 is disposed on an outer side surface of the steel tube bundle 1 anchored into the concrete shear wall 2, the steel bar truss 3 is parallel to a longitudinal steel bar 21 inside the concrete shear wall 2, a lower chord steel bar 31 of the steel bar truss 3 is welded to the outer side surface of the steel tube bundle 1, and an upper chord steel bar 32 of the steel bar truss 3 abuts against a horizontal steel bar 22 inside the concrete shear wall 2.
In the embodiment, the outer side surfaces of two sides of the steel pipe bundle 1 are respectively provided with the steel bar trusses 3, and the steel bar trusses 3 arranged on the outer side surfaces of two sides of the steel pipe bundle 1 are symmetrically arranged; so that both sides of the steel pipe bundle 1 are stressed together.
In this embodiment, the diameter of the upper chord steel bar 32 of the steel bar truss 3 is larger than the diameter of the lower chord steel bar 31 of the steel bar truss 3, and the diameter of the lower chord steel bar 31 of the steel bar truss 3 is larger than the diameter of the web member steel bar 33 of the steel bar truss 3; meanwhile, the diameter of the upper chord steel bar 32 of the steel bar truss 3 is the same as that of the longitudinal steel bar 21 in the concrete shear wall 2; so that the upper chord reinforcements 32 of the steel bar truss 3 can serve as the longitudinal reinforcements 21 inside the concrete shear wall 2.
The steel bar truss 3 in the embodiment comprises an upper chord steel bar 32, a lower chord steel bar 31 and a web member steel bar 33 which is wavy, wherein the web member steel bar 33 is arranged between the upper chord steel bar 32 and the lower chord steel bar 31 and is respectively welded and connected with the upper chord steel bar 32 and the lower chord steel bar 31; at least one longitudinal steel bar 21 is arranged in the concrete shear wall 2 between two adjacent steel bar trusses 3 which are positioned on the same side of the outer side surface of the steel pipe bundle 1; make the better and the inside reinforcing bar cooperation of concrete shear wall 2 of steel bar truss 3, realize the rational arrangement to the inside reinforcing bar of concrete shear wall 2.
During construction, firstly, the steel bar truss 3 is manufactured, then the steel bar truss 3 is welded on the outer side surface of the steel tube bundle 1, and the process can be prefabricated and processed in advance in a factory; after the steel pipe bundle 1 is transported to a construction site, the steel pipe bundle 1 is anchored into a reinforcement cage body of the concrete shear wall 2 as required, and then the concrete shear wall 2 is poured, so that the steel pipe bundle 1 is anchored in the concrete shear wall 2.
Example two
The embodiment is an anchoring connection structure of a steel pipe bundle and a concrete shear wall, and is similar to the embodiment in structure, and the difference is only that:
as shown in fig. 5, in this embodiment, the steel bar truss 3 includes an upper chord steel bar 32, two lower chord steel bars 31 and two web member steel bars 33 in a wave shape, and the two web member steel bars 33 are respectively disposed between the upper chord steel bar 32 and the two lower chord steel bars 31 and are respectively welded to the upper chord steel bar 32 and the two lower chord steel bars 31; namely, one of the web member reinforcing bars 33 is arranged between the upper chord reinforcing bar 32 and one of the lower chord reinforcing bars 31 and is respectively welded with the upper chord reinforcing bar 32 and one of the lower chord reinforcing bars 31, and the other web member reinforcing bar 33 is arranged between the upper chord reinforcing bar 32 and the other lower chord reinforcing bar 31 and is respectively welded with the upper chord reinforcing bar 32 and the other lower chord reinforcing bar 31; after two lower chord reinforcements 31 of the steel bar truss 3 are welded and connected with the outer side surface of the steel tube bundle 1, the steel bar truss 3 and the outer side surface of the steel tube bundle 1 form a triangle in a surrounding mode, and the supporting capacity and the stability of the steel bar truss 3 are effectively improved.
The utility model discloses at 1 lateral surface welding steel bar truss 3 of steel-pipe bundle, the effect that steel bar truss 3 played mainly has:
(1) The steel pipe bundle 1 is effectively combined with the concrete, and the integrity of the steel pipe bundle 1 and the concrete is enhanced;
(2) The function of the stud 4 is replaced, and the shearing resistance of the interface is improved;
(3) The tie bars or stirrups 5 are replaced, so that a large number of holes are formed in the steel pipe bundle 1 and the steel bars are prevented from penetrating;
(4) Replace lacing wire or stirrup 5 and play a role, guarantee during the construction that the 2 reinforcing bars of concrete shear wall do not shift, restraint 2 reinforcing bars of concrete shear wall and concrete simultaneously, be favorable to the synergism of reinforcing bar and concrete under the earthquake condition, prevent 2 reinforcing bars of concrete shear wall unstability under the repeated tension and compression.
The steel bar truss is welded on the outer side surface of the steel tube bundle, so that the steel bar truss can be prefabricated in a factory in advance, and the efficiency is improved; the steel bar truss is used for replacing the tie bars or the hoop bars inside the concrete shear wall, so that a large number of holes in the steel pipe bundle are prevented from being penetrated by the tie bars or the hoop bars, the manufacturing of the steel pipe bundle and the construction of the steel bars of the concrete shear wall are simplified, and the construction difficulty is reduced; the steel bar truss replaces the stud at the same time, avoids the steel pipe bundle and the concrete faying face to set up the stud in batches, reduces work load, improves the efficiency of construction, reduces engineering cost.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; can be mechanically or electrically connected; the two elements can be directly connected, indirectly connected through an intermediate medium, or communicated with each other inside; the specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The foregoing shows and describes the general principles, principal features and advantages of the invention; it should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides an anchor connection structure of steel-pipe bundle and concrete shear force wall which characterized in that: the steel pipe bundle anchoring structure comprises a steel pipe bundle, wherein a steel bar truss is arranged on the outer side surface of the steel pipe bundle anchored into a concrete shear wall, the steel bar truss is parallel to longitudinal steel bars inside the concrete shear wall, lower chord steel bars of the steel bar truss are welded with the outer side surface of the steel pipe bundle, and upper chord steel bars of the steel bar truss are abutted to horizontal steel bars inside the concrete shear wall.
2. The anchoring connection structure of the steel pipe bundle and the concrete shear wall according to claim 1, wherein steel bar trusses are respectively arranged on the outer side surfaces of two sides of the steel pipe bundle, and the steel bar trusses arranged on the outer side surfaces of two sides of the steel pipe bundle are symmetrically arranged.
3. The anchoring connection structure for the steel tube bundle and the concrete shear wall according to claim 1 or 2, wherein the diameter of the upper chord steel bar of the steel bar truss is larger than that of the lower chord steel bar of the steel bar truss, and the diameter of the lower chord steel bar of the steel bar truss is larger than that of the web member steel bar of the steel bar truss.
4. The anchoring connection structure for the steel pipe bundle and the concrete shear wall according to claim 3, wherein the diameter of the upper chord steel bar of the steel bar truss is the same as the diameter of the longitudinal steel bar inside the concrete shear wall.
5. The anchoring connection structure for the steel pipe bundle and the concrete shear wall according to claim 1 or 2, wherein the steel bar truss comprises an upper chord steel bar, a lower chord steel bar and a web member steel bar in a wave shape, and the web member steel bar is disposed between and welded to the upper chord steel bar and the lower chord steel bar, respectively.
6. The anchoring connection structure for the steel pipe bundle and the concrete shear wall according to claim 1 or 2, wherein the steel bar truss comprises an upper chord steel bar, two lower chord steel bars and two web members in a wave shape, and the two web members are respectively placed between the upper chord steel bar and the two lower chord steel bars and are respectively welded with the upper chord steel bar and the two lower chord steel bars.
7. The anchoring connection structure for the steel tube bundle and the concrete shear wall according to claim 1, wherein at least one longitudinal steel bar is arranged inside the concrete shear wall between two adjacent steel bar trusses on the same side of the outer side surface of the steel tube bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222220486.2U CN218374425U (en) | 2022-08-23 | 2022-08-23 | Anchoring connection structure of steel pipe bundle and concrete shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222220486.2U CN218374425U (en) | 2022-08-23 | 2022-08-23 | Anchoring connection structure of steel pipe bundle and concrete shear wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218374425U true CN218374425U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222220486.2U Active CN218374425U (en) | 2022-08-23 | 2022-08-23 | Anchoring connection structure of steel pipe bundle and concrete shear wall |
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| Country | Link |
|---|---|
| CN (1) | CN218374425U (en) |
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- 2022-08-23 CN CN202222220486.2U patent/CN218374425U/en active Active
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