CN215330707U - Prefabricated assembled shear force wall - Google Patents

Prefabricated assembled shear force wall Download PDF

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Publication number
CN215330707U
CN215330707U CN202120376096.7U CN202120376096U CN215330707U CN 215330707 U CN215330707 U CN 215330707U CN 202120376096 U CN202120376096 U CN 202120376096U CN 215330707 U CN215330707 U CN 215330707U
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wall
steel
shear wall
lower wall
upper wall
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CN202120376096.7U
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Chinese (zh)
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陈云
陈伟岚
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Hainan University
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Hainan University
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Abstract

The utility model discloses a prefabricated assembly type shear wall which comprises a wall body, wherein the wall body comprises an upper wall, a lower wall and a connecting floor slab for connecting the upper wall and the lower wall, horizontal distribution ribs, vertical distribution ribs and supporting members are arranged in the wall body, and the supporting members are arranged at the end part and the intersection point of the wall body; the supporting member comprises profile steel, a spiral stirrup and a plurality of studs, the studs are welded on the surface of the profile steel, and the spiral stirrup is arranged around the profile steel; the supporting member of the upper wall is connected with the supporting member of the lower wall in a welding mode, and the vertical distribution ribs of the upper wall are connected with the vertical distribution ribs of the lower wall. Therefore, the prefabricated shear wall provided by the utility model replaces the edge member longitudinal ribs in the traditional prefabricated shear wall by the profile steels, so that the profile steels connected with the upper wall and the lower wall only need to be aligned and welded during vertical connection, thereby avoiding the alignment connection of a large number of edge member longitudinal ribs, greatly shortening the construction period and reducing the construction cost.

Description

Prefabricated assembled shear force wall
Technical Field
The utility model relates to the technical field of buildings, in particular to a prefabricated assembly type shear wall.
Background
The traditional building construction mode has the advantages of low production efficiency, low construction speed, long construction period, large material consumption and high labor intensity, and the building design standardization, the production industrialization, the construction assembly and the management informatization become the development direction of the building industry.
The existing fabricated shear wall is provided with a large number of longitudinal bars in edge members, the edge members are connected with the longitudinal bars through reinforcing steel bar sleeves or grout anchors to achieve vertical connection, construction precision is high, construction difficulty is high, construction fault tolerance rate is low, and construction quality is difficult to effectively guarantee.
In summary, how to provide an efficient fabricated shear wall is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a prefabricated shear wall, wherein the end portions and the intersection points of the wall body are connected by welding profile steels, and the middle portions are connected by other methods, so that a large number of steel bars are prevented from being aligned and connected, the construction period is effectively shortened, and the construction cost is reduced.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a prefabricated assembly type shear wall comprises a wall body, wherein the wall body comprises an upper wall, a lower wall and a connecting floor slab for connecting the upper wall and the lower wall, horizontal distribution ribs, vertical distribution ribs and supporting members are arranged in the wall body, and the supporting members are arranged at the end part and the intersection point of the wall body;
the supporting member comprises a section steel, a spiral stirrup and a plurality of pins, the pins are welded on the surface of the section steel, and the spiral stirrup is arranged around the section steel;
the supporting member of the upper wall is connected with the supporting member of the lower wall in a welding mode, and the vertical distribution ribs of the upper wall are connected with the vertical distribution ribs of the lower wall.
Preferably, the vertical distribution rib comprises a steel bar, a large-diameter equivalent steel bar and equivalent steel sections.
Preferably, the reinforcing bars of the upper wall are overlapped with the reinforcing bars of the lower wall or are connected by grout anchors or welded or connected by reinforcing bar sleeves.
Preferably, the large-diameter equivalent steel bars of the upper wall and the large-diameter equivalent steel bars of the lower wall are connected by welding or grout anchoring or sleeve grouting or are connected by steel bar sleeves.
Preferably, the equivalent section steel of the upper wall and the equivalent section steel of the lower wall are welded.
Preferably, the surface of the equivalent section steel is provided with a plurality of the pegs, and the periphery of the equivalent section steel is provided with the spiral stirrups in a surrounding manner.
Preferably, the top surface of lower wall is equipped with the reservation recess, be equipped with in the reservation recess vertical distribution muscle.
Preferably, the wall body comprises a rectangular shear wall, an L-shaped shear wall and a T-shaped shear wall.
Preferably, the connection floor slab comprises a cast-in-place floor slab, a laminated slab, a profiled steel sheet composite slab and a steel bar truss floor bearing plate.
When the prefabricated assembly type shear wall provided by the utility model is constructed, an upper wall and a lower wall are prefabricated and produced in a factory; during construction, firstly, the upper wall is hoisted to align the supporting members of the upper wall with the supporting members of the lower wall; then, welding the section steel of the upper wall and the section steel of the lower wall, and connecting the vertical distribution ribs of the upper wall and the vertical distribution ribs of the lower wall; and finally, building a connecting floor slab between the upper wall and the lower wall so as to connect the upper wall and the lower wall.
According to the prefabricated assembly type shear wall provided by the utility model, the profile steel in the supporting member is used for replacing the longitudinal ribs in the edge members in the traditional assembly type shear wall, and only the profile steel connected with the upper wall and the profile steel connected with the lower wall need to be aligned and welded when the shear wall is vertically connected, so that the alignment connection of a large number of edge member longitudinal ribs is avoided, the number of vertical connection points is reduced, the connection mode is simple, the construction period is greatly shortened, the construction cost is reduced, and the vertical connection quality of the shear wall is effectively ensured.
Meanwhile, the structural steel meets the requirement of the bending resistance bearing capacity of the shear wall, and the ductility of the wall body is enhanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic front view of a prefabricated shear wall according to a first embodiment of the present invention;
FIG. 2 is a schematic front view of the upper or lower wall of FIG. 1;
FIG. 3 is a schematic top view of FIG. 1;
FIG. 4 is a schematic front view of a second embodiment of a prefabricated shear wall according to the present invention;
FIG. 5 is a schematic front view of a third embodiment of a prefabricated shear wall provided by the present invention;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic front view of a fourth embodiment of a prefabricated shear wall provided by the present invention;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a schematic front view of a fifth embodiment of a prefabricated shear wall provided by the present invention;
FIG. 10 is a schematic top view of a sixth embodiment of a prefabricated shear wall provided by the present invention;
fig. 11 is a schematic top view of a seventh embodiment of a prefabricated shear wall provided by the present invention.
In fig. 1-11:
1 is the supporting component, 11 is shaped steel, 111 is the welding seam, 12 is the spiral stirrup, 13 is the peg, 2 is horizontal distribution muscle, 3 is vertical distribution muscle, 31 is major diameter equivalent steel, 32 is equivalent shaped steel, 4 is the connection floor, 5 is the reservation recess, 6 is the grout sleeve, 7 is the stirrup.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the utility model is to provide a prefabricated shear wall, the end parts and the intersection points of the wall body are connected by welding profile steels, and the middle parts are connected by other modes, thereby avoiding aligning and connecting a large number of reinforcing steel bars, effectively shortening the construction period and reducing the construction cost.
Please refer to fig. 1-11.
The utility model provides a prefabricated assembly type shear wall which comprises a wall body, wherein the wall body comprises an upper wall, a lower wall and a connecting floor slab 4 for connecting the upper wall and the lower wall, horizontal distribution ribs 2, vertical distribution ribs 3 and a supporting member 1 are arranged in the wall body, and the supporting member 1 is arranged at the end part and the intersection point of the wall body; the supporting member 1 comprises a section steel 11, a spiral stirrup 12 and a plurality of pegs 13, the pegs 13 are welded on the surface of the section steel 11, and the spiral stirrup 12 is arranged around the section steel 11; the supporting member 1 of the upper wall is connected with the supporting member 1 of the lower wall in a welding way, and the vertical distribution ribs 3 of the upper wall are connected with the vertical distribution ribs 3 of the lower wall.
The shape and size of the wall body are determined according to the design requirements of a building, and preferably, the wall body can comprise a rectangular shear wall as shown in fig. 3, an L-shaped shear wall as shown in fig. 11 and a T-shaped shear wall as shown in fig. 10.
The supporting members 1 are disposed at the ends of the shear wall walls, such as the two ends of the rectangular shear wall in fig. 3, and at the intersection of the shear wall walls, such as the intersection of the two walls in the T-shaped shear wall in fig. 10.
The supporting member 1 replaces the longitudinal ribs of the edge members of the traditional shear wall so as to facilitate the vertical connection of the prefabricated shear wall. The traditional shear wall edge member is provided with a large number of longitudinal ribs, and in order to ensure the bending-resistant bearing strength of the shear wall, the sectional area of the section steel 11 is designed equivalently according to the bending-resistant bearing capacity of the longitudinal ribs of the traditional shear wall edge member.
The outer ring of shaped steel 11 is around setting up spiral stirrup 12, and spiral stirrup 12 can weld in shaped steel 11 periphery, also can tie up outside shaped steel 11. In order to enhance the connection strength between the section steel 11 and the wall concrete structure, a plurality of pegs 13 are arranged on the surface of the section steel 11, and preferably, the pegs 13 are uniformly distributed along the length direction of the section steel 11.
In order to facilitate the welding connection between the section steel 11 of the upper wall and the section steel 11 of the lower wall and form the welding seam 111, it is preferable that the section steel 11 is protruded from the end surface of the upper wall or the lower wall to facilitate the welding operation during the assembly.
Horizontal distribution muscle 2 distributes along the length direction of wall body, and vertical distribution muscle 3 distributes along the direction of height of wall body, and ligature or welding have stirrup 7 on horizontal distribution muscle 2 and vertical distribution muscle 3.
When connecting the upper wall and the lower wall, need be connected the vertical distribution muscle 3 of upper wall and lower wall, the concrete connection mode of vertical distribution muscle 3 is confirmed according to the kind of vertical distribution muscle 3, no longer gives unnecessary details here.
The connecting floor slab 4 is used for connecting an upper wall and a lower wall, the connecting floor slab 4 can be a cast-in-place floor slab, a composite slab, a profiled steel sheet composite slab and a steel bar truss floor bearing plate, and the specific type of the connecting floor slab can be determined according to building design requirements and construction conditions.
When the connecting floor slab 4 is a cast-in-place floor slab, a formwork is erected between the lower end face of the upper wall and the upper end face of the lower wall, and concrete is poured.
During construction, an upper wall and a lower wall are prefabricated in a factory; during construction, firstly, the upper wall is hoisted to align the supporting member 1 of the upper wall with the supporting member 1 of the lower wall; then, welding the section steel 11 connected with the upper wall and the section steel 11 connected with the lower wall, and connecting the vertical distribution ribs 3 of the upper wall and the vertical distribution ribs 3 of the lower wall; and finally, building a connecting floor slab 4 between the upper wall and the lower wall so as to connect the upper wall and the lower wall.
It should be noted that, the upper wall and the lower wall can be prefabricated and produced in a factory, and the upper wall and the lower wall can be completely prefabricated and molded; or only the supporting component 1 can be prefabricated, the horizontal distribution ribs 2 and the vertical distribution ribs 3 can be prefabricated and produced, and concrete is poured on site, so that the transportation weight of the prefabricated shear wall is reduced, and the transportation and the installation are convenient.
In the embodiment, the profile steel 11 in the supporting member 1 is used for replacing longitudinal ribs in the edge member in the traditional assembled shear wall, the profile steel 11 of the upper wall and the profile steel 11 of the lower wall are connected in a aligning and welding mode during vertical connection, alignment connection of a large number of longitudinal ribs of the edge member is avoided, the number of vertical connection points is reduced, the connection mode is simple, the construction period is greatly shortened, the construction cost is reduced, and the vertical connection quality of the shear wall is effectively guaranteed.
Meanwhile, the structural steel 11 meets the bending resistance bearing capacity requirement of the shear wall, and the ductility of the wall body is enhanced.
Preferably, the vertical distribution rib 3 may include a steel bar, a large-diameter equivalent steel bar 31 and an equivalent steel bar 32.
The vertical distribution ribs 3 can be reinforcing steel bars, and specific types such as high-strength reinforcing steel bars or common reinforcing steel bars are selected according to building design requirements. Referring to fig. 1 and 4, it is preferable that the reinforcing bars of the upper wall and the reinforcing bars of the lower wall are overlapped or connected by grout anchor or welded or connected by reinforcing bar sleeve.
The sleeve of rebar can be a threaded rebar sleeve and can be a grout sleeve 6 as shown in fig. 4.
Of course, the steel bar can be replaced by the equivalent steel bar 31 with a large diameter, and the sectional area of the equivalent steel bar 31 with the large diameter is designed equivalently according to the bending resistance bearing capacity of the steel bar.
Referring to fig. 6, the large-diameter equivalent steel bar 31 of the upper wall and the large-diameter equivalent steel bar 31 of the lower wall are lap-jointed. The large-diameter equivalent steel bar 31 can be connected by welding because of large sectional area. In addition, the large diameter equivalent steel bars 31 may also be grouted or sleeved by steel bars.
In order to further simplify the connection mode of the vertical distribution ribs 3, the equivalent section steel 32 can be used for replacing the reinforcing steel, and the sectional area of the equivalent section steel 32 is designed equivalently according to the bending resistance bearing capacity of the reinforcing steel.
Referring to fig. 7, preferably, the equivalent section steel 32 of the upper wall is welded to the equivalent section steel 32 of the lower wall.
Preferably, in order to enhance the connection strength between the equivalent steel section 32 and concrete in a wall body, a plurality of pegs 13 are arranged on the surface of the equivalent steel section 32, and the spiral stirrups 12 are arranged around the periphery of the equivalent steel section 32.
On the basis of the above embodiment, in order to facilitate the connection of the vertical distribution ribs 3, please refer to fig. 9, the top surface of the lower wall is provided with the reserved groove 5, and the vertical distribution ribs 3 are arranged in the reserved groove 5, so that a sufficient operation space is reserved for the connection of the vertical distribution ribs 3, and the vertical connection of the shear wall is facilitated.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The prefabricated assembled shear wall provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (9)

1. The prefabricated shear wall comprises a wall body, and is characterized in that the wall body comprises an upper wall, a lower wall and a connecting floor (4) for connecting the upper wall and the lower wall, wherein horizontal distribution ribs (2), vertical distribution ribs (3) and supporting members (1) are arranged in the wall body, and the supporting members (1) are arranged at the end part and the intersection point of the wall body;
the supporting member (1) comprises a section steel (11), a spiral stirrup (12) and a plurality of pegs (13), the pegs (13) are welded on the surface of the section steel (11), and the spiral stirrup (12) is arranged around the section steel (11);
the supporting member (1) of the upper wall is connected with the supporting member (1) of the lower wall in a welding mode, and the vertical distribution ribs (3) of the upper wall are connected with the vertical distribution ribs (3) of the lower wall.
2. Prefabricated shear wall according to claim 1, characterized in that the vertical distribution ribs (3) comprise steel reinforcement, large-diameter equivalent steel reinforcement (31) and equivalent steel sections (32).
3. The prefabricated shear wall of claim 2, wherein the rebars of the upper wall are overlapped or grouted or welded or sleeved by rebars of the lower wall.
4. Prefabricated shear wall according to claim 2, wherein the equivalent steel reinforcement of large diameter (31) of the upper wall and the equivalent steel reinforcement of large diameter (31) of the lower wall are welded or grouted or sleeved by steel reinforcement.
5. Prefabricated shear wall according to claim 2, characterized in that the equivalent section steel (32) of the upper wall and the equivalent section steel (32) of the lower wall are welded.
6. Prefabricated shear wall according to claim 5, characterized in that the equivalent section steel (32) is provided with several studs (13) on its surface and the helical stirrups (12) are arranged around the periphery of the equivalent section steel (32).
7. The prefabricated shear wall of any one of claims 1 to 6, wherein the top surface of the lower wall is provided with a reserved groove (5), and the vertical distribution ribs (3) are arranged in the reserved groove (5).
8. The prefabricated shear wall of any one of claims 1 to 6, wherein the wall body comprises a rectangular shear wall, an L-shaped shear wall and a T-shaped shear wall.
9. The prefabricated shear wall of any one of claims 1 to 6, wherein the connecting floor slabs (4) comprise cast-in-place floor slabs, laminated slabs, profiled steel sheet composite slabs and steel truss floor decks.
CN202120376096.7U 2021-02-18 2021-02-18 Prefabricated assembled shear force wall Active CN215330707U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120376096.7U CN215330707U (en) 2021-02-18 2021-02-18 Prefabricated assembled shear force wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120376096.7U CN215330707U (en) 2021-02-18 2021-02-18 Prefabricated assembled shear force wall

Publications (1)

Publication Number Publication Date
CN215330707U true CN215330707U (en) 2021-12-28

Family

ID=79581430

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120376096.7U Active CN215330707U (en) 2021-02-18 2021-02-18 Prefabricated assembled shear force wall

Country Status (1)

Country Link
CN (1) CN215330707U (en)

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