CN215716276U - Shear wall frame and shear wall - Google Patents
Shear wall frame and shear wall Download PDFInfo
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- CN215716276U CN215716276U CN202120895483.1U CN202120895483U CN215716276U CN 215716276 U CN215716276 U CN 215716276U CN 202120895483 U CN202120895483 U CN 202120895483U CN 215716276 U CN215716276 U CN 215716276U
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Abstract
A shear wall frame, comprising: the corrugated plate is arranged on the inner periphery of the frame, and the edges of the corrugated plate are connected with the frame; any surface of the corrugated plate is provided with concave parts and convex parts which are alternately arranged; the plurality of shearing force pieces are distributed on two sides of the corrugated plate, and each shearing force piece is connected with the corrugated plate and arranged in different concave parts. The main body structure of the shear wall frame is formed by the corrugated plates and the frame, when the shear wall vibrates, the surfaces of the corrugated plates are obliquely crossed with the vibration perpendicular to the central plane of the corrugated plates, the wave crests first encounter vibration force, the oblique crossing angle of the vibration force of the wave crests of the corrugated plates perpendicular to the central plane of the corrugated plates is small, and the bearing capacity of the shear wall is improved.
Description
Technical Field
The utility model relates to the field of civil structure engineering, in particular to a shear wall frame and a shear wall.
Background
The shear wall is an important lateral force resistant member commonly used in high-rise structures, and can be divided into a reinforced concrete shear wall, a steel plate shear wall and a steel plate concrete combined shear wall according to the construction mode, wherein the reinforced concrete shear wall is most common, but the reinforced concrete shear wall has large size and heavy self weight, and can be damaged prematurely under the action of earthquake load. The steel plate shear wall is small in size, light in dead weight and high in bearing capacity, but the wall body is thin in thickness and easy to lose stability and damage, and a steel structure is exposed in the environment and easy to rust and corrode and is poor in durability. On the basis of a steel plate shear wall, the steel plate shear wall is partially wrapped by a combined shear wall (PEC), concrete is filled on two sides of the steel plate, the steel plate can be prevented from being damaged by early instability, and can be stressed in cooperation with the steel plate, so that the defects of a single material are overcome, and the respective advantages of the materials are better exerted. The concrete slab serves as a heat insulation protective layer for the steel plate and effectively limits out-of-plane buckling of the steel plate.
However, the existing steel plate concrete combined shear wall has a simple structure, and the performance of the steel plate concrete combined shear wall needs to be further improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects that the steel plate concrete combined shear wall in the prior art is simple in structure and difficult to exert the combination advantages, the utility model provides a shear wall frame and a shear wall.
One of the purposes of the utility model adopts the following technical scheme:
a shear wall frame, comprising: the corrugated plate is arranged on the inner periphery of the frame, and the edges of the corrugated plate are connected with the frame; any surface of the corrugated plate is provided with concave parts and convex parts which are alternately arranged; the plurality of shearing force pieces are distributed on two sides of the corrugated plate, and each shearing force piece is connected with the corrugated plate and arranged in different concave parts.
Preferably, the shear member comprises a connecting part and a stress part, the stress part is arranged on the connecting part, and the connecting part is connected with the corrugated plate; the stress part is arranged in parallel to the central plane of the corrugated plate, and one side of the stress part, which is far away from the corrugated plate, is arranged as a plane parallel to the central plane of the corrugated plate; the central plane of the corrugated plate is a middle plane of the wave peak surfaces at two sides of the corrugated plate.
Preferably, the connecting part is an L-shaped part formed by a first connecting plate and a second connecting plate, the first connecting plate is connected with the corrugated plate, the stress part is arranged on the second connecting plate, and the second connecting plate is perpendicular to the central plane of the corrugated plate.
Preferably, the corrugated plate further comprises tie bars, and each tie bar is connected with the frame and arranged in different concave parts of the corrugated plate;
the concave parts of the corrugated plates are provided with shearing pieces or tie bars; and the shearing pieces and the tie bars are alternately distributed on the same side of the corrugated plate.
Preferably, the frame is a frame body composed of a top plate, a bottom plate, a first constraint part and a second constraint part, the first constraint part and the second constraint part are arranged oppositely, the top end of the first constraint part is connected with the top end of the second constraint part through the top plate, and the bottom end of the first constraint part is connected with the bottom end of the second constraint part through the bottom plate;
the upper end and the lower end of the first constraint part and the upper end and the lower end of the second constraint part form a damping space, and a damping part is arranged in the damping space.
Preferably, the first restraining part and the second restraining part are both H-shaped plates, and the web plate of the first restraining part and the web plate of the second restraining part are both parallel to or coplanar with the central plane of the corrugated plate; each damping part comprises two dampers which are respectively arranged on two sides of a web plate of the H-shaped plate and positioned between two flange plates of the H-shaped plate.
Preferably, the damper includes a support plate and a plurality of shock-absorbing plates disposed in parallel to each other on the support plate; the backup pad is connected with the H template, and the web and the flange board of backup pad perpendicular to H template simultaneously, the damping plate is on a parallel with the web of H template, just one side that the damping plate is from the wave plate is equipped with the arc breach.
Preferably, one surface of the first constraint part facing the corrugated plate is provided with a first shock absorption buffer layer, and one surface of the second constraint part facing the corrugated plate is provided with a second shock absorption buffer layer; one edge of the corrugated plate in the vertical direction penetrates through the first damping buffer layer to be connected with the first constraint part, and the other edge of the corrugated plate in the vertical direction penetrates through the second damping buffer layer to be connected with the second constraint part.
Preferably, the corrugated plate is a corrugated plate.
The second purpose of the utility model adopts the following technical scheme:
a shear wall adopts the shear wall frame; the shear wall also comprises pouring materials filled in the shear wall frame, wherein the pouring materials submerge the corrugated plate and the shear pieces;
the shear wall further comprises a first protective layer and a second protective layer which are attached to the pouring materials, the first protective layer and the second protective layer are arranged on two opposite sides of the frame, and the first protective layer, the second protective layer and the frame are matched to form a closed space for packaging the pouring materials.
The utility model has the advantages that:
(1) the main body structure of the shear wall frame is formed by the corrugated plates and the frame, when the shear wall is vibrated, the surfaces of the corrugated plates are obliquely crossed with the vibration perpendicular to the central surface of the corrugated plates, particularly when the corrugated plates are corrugated plates, the wave crests firstly encounter vibration force, the oblique crossing angle of the vibration force of the wave crests of the corrugated plates perpendicular to the central surface of the corrugated plates is small, and the bearing capacity of the shear wall is improved. Meanwhile, the ductility of the corrugated plate is superior to that of a straight steel plate and other structures, so that the expanded area of the corrugated plate is larger, and better rigidity and bearing capacity are realized.
(2) Through the arrangement of the shear pieces, the effect of a shear key is achieved, the concrete poured on the shear wall is favorably subjected to drawknot, the concrete is restrained by the corrugated plate and the shear pieces together, and the ultimate strength of the shear wall is favorably improved.
(3) According to the shear part structure provided by the utility model, the bearing area of the shear part on the vibration force applied to the shear wall is increased, the corrugated plate is supported, the outward bending and stretching of the plane of the corrugated plate are restrained, namely the plane extension of the corrugated plate is restrained, and the structural stability of the corrugated plate is improved.
(4) Through the arrangement of the shear pieces, the effect of a shear key is achieved, the concrete poured on the shear wall is favorably subjected to drawknot, the concrete is restrained by the corrugated plate and the shear pieces together, and the ultimate strength of the shear wall is favorably improved.
(5) When the frame restrains the corrugated plate, the energy consumption capacity is further realized through the arrangement of the damping part, so that the frame structure of the shear wall is more stable. One side of the damping plate of the damping part, which is far away from the corrugated plate, is provided with an arc-shaped notch. Therefore, the damping plate is bent, the effect of evacuating seismic energy of the damper (5) can be further improved, and the damper (5) has certain self-resetting capability.
(6) Through the arrangement of the H-shaped plate and the damper (5), the shear wall frame has good symmetry, high-efficiency energy consumption can be carried out on vibration on any side, and the application environment of the shear wall is wider.
(7) The first damping buffer layer and the second damping buffer layer are arranged, so that when the shear wall is vibrated, the load in the horizontal direction can be shared, the bearing capacity of the shear wall is improved, and the lateral stiffness of the corrugated plate is improved.
(8) According to the shear wall provided by the utility model, the structure of the shear wall is optimized through the combination of the H-shaped plates, the tie bars, the corrugated plates and the concrete, so that the defect of the shear wall with a single structure or a single material is overcome. The concrete provides guarantee for the stability of shear force wall frame for the intensity full play of shear force wall frame, and the concrete receives the restraint of shear force wall frame, has further increased intensity. Meanwhile, the corrugated plate, the shear part and the tie bars are wrapped by the concrete, and the concrete serves as a heat insulation protective layer, so that the fire resistance of the wrapped steel structure is enhanced, the risks of corrosion and corrosion of the steel structure are reduced, and the overall durability of the shear wall is greatly improved.
Drawings
FIG. 1 is a schematic view of shear wall panel casting;
FIG. 2 is an assembled view of the corrugated plate, the first constraining portion and the second constraining portion;
FIG. 3 is a top view of a shear wall frame ceiling;
FIG. 3(a) is a schematic view of the center plane of a corrugated plate;
FIG. 4 is an enlarged view of FIG. 3;
FIG. 5 is a top view of a shear wall ceiling;
FIG. 6 is a perspective view of the shear wall frame after removal of the top and bottom plates;
FIG. 7 is a shear member construction view;
FIG. 8 is a structural view of an H-shaped steel;
fig. 9 is a diagram showing a structure of a damper.
The figure is as follows: a corrugated plate 1,
The frame 2, the top plate 21, the bottom plate 22, the first restraint portion 23, the second restraint portion 24, the first shock absorbing buffer layer 25, and the second shock absorbing buffer layer 26;
the shearing force piece 3, the connecting part 31, the first connecting plate 311, the second connecting plate 312 and the force receiving part 32;
a tie bar 4;
web a1, flange plate a 2;
and (6) pouring the material A.
Detailed Description
The noun explains:
the central plane of the corrugated plate 1 is a middle plane of the crest planes at the two sides of the corrugated plate 1, the crest planes at the two sides of the corrugated plate 1 are shown as P1 in FIG. 3, and the central plane of the corrugated plate 1 is shown as P0 in FIG. 3; specifically, the positions of the center plane P0 to the peak planes P1 on both sides are equal, and the center plane P0 and the peak plane P1 are parallel to each other.
Shear wall frame
The shear wall frame that this embodiment provided includes: the corrugated plate comprises a corrugated plate 1, a frame 2 and a shearing force piece 3, wherein the corrugated plate 1 is arranged on the inner periphery of the frame 2, and the edge of the corrugated plate 1 is connected with the frame 2.
Either surface of the corrugated plate 1 has alternately arranged concave portions and convex portions. A plurality of shear members 3 are distributed on both sides of the corrugated plate 1, and each shear member 3 is connected with the corrugated plate 1 and is arranged in a different recess.
The corrugated plate 1 is a corrugated plate or a corrugated plate.
In the embodiment, the main body structure of the shear wall frame is formed by the corrugated plate 1 and the frame 2, when the shear wall is vibrated, the surface of the corrugated plate 1 is obliquely intersected with the vibration perpendicular to the central surface of the corrugated plate, especially when the corrugated plate 1 adopts a corrugated plate, the wave crest firstly encounters vibration force, the oblique crossing angle of the vibration force of the wave crest of the corrugated plate 1 perpendicular to the central surface of the corrugated plate 1 is small, and the bearing capacity of the shear wall is improved. Meanwhile, the ductility of the corrugated plate 1 is superior to that of a straight steel plate and other structures, so that the expanded area of the corrugated plate 1 is larger, and better rigidity and bearing capacity are realized.
The shear wall frame in the embodiment further comprises tie bars 4, and each tie bar 4 is connected with the frame 2 and arranged in different concave parts of the corrugated plate 1. Specifically, the concave parts of the corrugated plates 1 are respectively provided with a shearing force piece 3 or a tie bar 4; and the shearing pieces 3 and the tie bars 4 are alternately distributed on the same side of the corrugated plate 1. Through the arrangement of the shear pieces 3, the effect of a shear key is achieved, concrete poured on the shear wall is favorably tied, the concrete is restrained by the corrugated plate 1 and the shear pieces 3 together, and the ultimate strength of the shear wall is favorably improved.
Meanwhile, in the embodiment, the pre-pressure is applied to the shear wall frame through the arrangement of the tie bars 4, so that the early cracking of the concrete of the shear wall can be prevented, and the overall performance of the shear wall is improved. And the deformation recovery is carried out through the tie bars 4, namely the prestressed tendons, at the moment of the deformation of the frame of the shear wall, so that the deformation resistance of the shear wall is improved.
Shear member
In the present embodiment, the shear member 3 includes a connecting portion 31 and a force-receiving portion 32, the force-receiving portion 32 is disposed on the connecting portion 31, and the connecting portion 31 is connected to the corrugated plate 1. The stress part 32 is arranged in parallel with the central plane of the corrugated plate 1, one side of the stress part 32, which is far away from the corrugated plate 1, is arranged to be a plane parallel with the central plane of the corrugated plate 1, so that the bearing area of the shear force piece 3 on the vibration force of the shear wall is increased, the corrugated plate 1 is supported, the plane of the corrugated plate 1 is restrained from bending outwards, namely the plane of the corrugated plate 1 is restrained from extending, and the structural stability of the corrugated plate 1 is improved.
In the present embodiment, the connection portion 31 is an L-shaped member formed by a first connection plate 311 and a second connection plate 312, the first connection plate 311 is connected to the corrugated plate 1, the force-receiving portion 32 is disposed on the second connection plate 312, and the second connection plate 312 is perpendicular to the central plane of the corrugated plate 1, so as to improve the supporting strength of the shear member 3 on the corrugated plate 1.
In specific implementation, the first connecting plate 311, the second connecting plate 312 and the force receiving portion 32 are integrally formed, and the first connecting portion 31 is connected with the corrugated plate 1 through screws or welded. Specifically, the shear member 3 may adopt a U-shaped plate structure or a Z-shaped plate structure.
Rims
In the present embodiment, the frame 2 is a frame body composed of a top plate 21, a bottom plate 22, a first constraining section 23 and a second constraining section 24, the first constraining section 23 and the second constraining section 24 are oppositely disposed, a top end of the first constraining section 23 and a top end of the second constraining section 24 are connected through the top plate 21, and a bottom end of the first constraining section 23 and a bottom end of the second constraining section 24 are connected through the bottom plate 22;
the upper and lower ends of the first and second constraining portions 23 and 24 form a shock absorbing space in which a damping portion is provided.
So, frame 2 when retraining corrugated plate 1, has further realized the power consumption ability through the setting of damping part for this shear wall frame structure is more stable.
In specific implementation, the first constraining part 23 and the second constraining part 24 are parallel to each other, so that the two sides of the shear wall frame are symmetrically arranged, the integral rigidity is improved, and the stress concentration at the edge position of the wall body is relieved.
In the present embodiment, the first constraining section 23 is provided with a first cushion layer 25 on the side facing the corrugated plate 1, and the second constraining section 24 is provided with a second cushion layer 26 on the side facing the corrugated plate 1; the edge that corrugated plate 1 and first about part 23 are connected passes first shock attenuation buffer layer, and the edge that corrugated plate 1 and second about part 24 are connected passes the second shock attenuation buffer layer.
The first shock absorption buffer layer 25 and the second shock absorption buffer layer 26 are arranged to share horizontal load when the shear wall is vibrated, so that the bearing capacity of the shear wall is improved, and the lateral stiffness of the corrugated plate 1 is improved.
Restraining part
In the present embodiment, the first constraining portion 23 and the second constraining portion 24 are both H-shaped plates, and the web a1 of the first constraining portion 23 and the web a1 of the second constraining portion 24 are both parallel to or coplanar with the central plane of the corrugated plate 1. Each damper section comprises two dampers 5 disposed on opposite sides of the web a1 of the H-plate and between the two flange plates a2 of the H-plate.
Therefore, through the arrangement of the H-shaped plate and the damper 5, the shear wall frame has good symmetry, the vibration on any side can be efficiently consumed, and the application environment of the shear wall is wider.
In the present embodiment, the damper 5 includes a support plate 51 and a plurality of damper plates 52 provided in parallel with each other on the support plate 51. The supporting plate 51 is connected with the H-shaped plate, and the supporting plate 51 is perpendicular to the web a1 and the flange plate a2 of the H-shaped plate simultaneously, the shock absorption plate 52 is parallel to the web a1 of the H-shaped plate, and one side of the shock absorption plate 52 departing from the corrugated plate 1 is provided with an arc notch, so that the shock absorption plate 52 is in a bent shape, the effect of evacuating seismic energy of the damper 5 can be further improved, and the damper 5 has certain self-resetting capability.
Specifically, in the present embodiment, the damper 5 is made of SMA shape memory alloy, and the SMA shape memory alloy has superelasticity and damping characteristics, and has the advantages of fatigue resistance, strong corrosion resistance, strong restorability, and stable performance. The damper 5 adopts SMA shape memory alloy, so that energy input to the subfloor by an earthquake can be effectively evacuated; after undergoing a large deformation, the stress can be relieved by reverse deformation of the martensite and can finally return to the original state.
Shear wall
In the present embodiment, a shear wall is provided, which employs the shear wall frame; the manufacturing method of the shear wall comprises the following steps.
And S1, filling pouring materials A into the cavity with the upward opening in the shear wall frame to submerge the corrugated plate 1 and the shear pieces 3 under the condition that the central plane of the corrugated plate 1 is in the horizontal direction, and standing and shaping.
In combination with the above further embodiment of the shear wall frame, in the shear wall in this embodiment, in the concrete implementation, the cavity with the upward opening in the shear wall frame is filled with the casting material a, and the tie bars 4 and the dampers 5 should be submerged.
In the present embodiment, concrete, for example, foam concrete is used as the casting material a.
S2, turning over the shear wall frame, and repeating the step S1.
The shear wall further comprises a first protective layer and a second protective layer which are attached to the pouring material A, the first protective layer and the second protective layer are arranged on two opposite sides of the frame 2, and the first protective layer, the second protective layer and the frame 2 are matched to form a closed space for packaging the pouring material A. The first protective layer and the second protective layer can protect the pouring material A, and abrasion, scratching and the like are prevented. The first protective layer and the second protective layer may be made of FRP (fiber Reinforced Polymer/Plastic) material.
The utility model is not to be considered as limited to the specific embodiments shown and described, but is to be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A shear wall frame, comprising: the corrugated plate comprises a corrugated plate (1), a frame (2) and a shearing piece (3), wherein the corrugated plate (1) is arranged on the inner periphery of the frame (2), and the edges of the corrugated plate (1) are connected with the frame (2); any surface of the corrugated plate (1) is provided with alternately arranged concave parts and convex parts; the plurality of shearing pieces (3) are distributed on two sides of the corrugated plate (1), and each shearing piece (3) is connected with the corrugated plate (1) and arranged in different concave parts.
2. A shear wall frame according to claim 1, wherein the shear member (3) comprises a connecting portion (31) and a force-receiving portion (32), the force-receiving portion (32) being provided on the connecting portion (31), the connecting portion (31) being connected to the corrugated plate (1); the stress part (32) is arranged in parallel to the central plane of the corrugated plate (1), and one side of the stress part (32) departing from the corrugated plate (1) is arranged to be a plane parallel to the central plane of the corrugated plate (1); the central plane of the corrugated plate (1) is a middle plane of the wave peak surfaces at two sides of the corrugated plate (1).
3. The shear wall frame of claim 2, wherein the connection portion (31) is an L-shaped member formed of a first connection plate (311) and a second connection plate (312), the first connection plate (311) is connected to the corrugated plate (1), the force receiving portion (32) is provided on the second connection plate (312), and the second connection plate (312) is perpendicular to the central plane of the corrugated plate (1).
4. A shear wall frame according to claim 1, further comprising tie bars (4), each tie bar (4) being connected to the edge frame (2) and being disposed in a different recess of the corrugated sheet (1);
the concave parts of the corrugated plate (1) are provided with shearing pieces (3) or tie bars (4); and the shearing pieces (3) and the tie bars (4) are alternately distributed on the same side of the corrugated plate (1).
5. The shear wall frame of claim 1, wherein the frame (2) is a frame body composed of a top plate (21), a bottom plate (22), a first restraining part (23) and a second restraining part (24), the first restraining part (23) and the second restraining part (24) are oppositely arranged, the top end of the first restraining part (23) and the top end of the second restraining part (24) are connected through the top plate (21), and the bottom end of the first restraining part (23) and the bottom end of the second restraining part (24) are connected through the bottom plate (22);
the upper end and the lower end of the first constraint part (23) and the upper end and the lower end of the second constraint part (24) form a damping space, and a damping part is arranged in the damping space.
6. A shear wall frame according to claim 5, wherein the first and second restraints (23, 24) are both H-shaped panels and the webs (a1, a1) of the first and second restraints (23, 24) are both parallel to or coplanar with the centre plane of the corrugated panel (1); each damping part comprises two dampers (5) which are respectively arranged on two sides of a web plate (a1) of the H-shaped plate and are positioned between two flange plates (a2) of the H-shaped plate.
7. Shear wall frame according to claim 6, wherein the damper (5) comprises a support plate (51) and a plurality of mutually parallel damping plates (52) arranged on the support plate (51); the supporting plate (51) is connected with the H-shaped plate, the supporting plate (51) is perpendicular to a web plate (a1) and a flange plate (a2) of the H-shaped plate, the damping plate (52) is parallel to the web plate (a1) of the H-shaped plate, and an arc notch is formed in one side, deviating from the corrugated plate (1), of the damping plate (52).
8. A shear wall frame according to claim 5, wherein the first restraint portion (23) is provided with a first shock absorbing and cushioning layer (25) on the side facing the corrugated plate (1), and the second restraint portion (24) is provided with a second shock absorbing and cushioning layer (26) on the side facing the corrugated plate (1); one edge of the corrugated plate (1) in the vertical direction penetrates through the first shock absorption buffer layer (25) to be connected with the first constraint part (23), and the other edge of the corrugated plate (1) in the vertical direction penetrates through the second shock absorption buffer layer to be connected with the second constraint part (24).
9. A shear wall frame according to claim 1, wherein the corrugated sheet (1) is a corrugated sheet.
10. A shear wall, wherein the shear wall frame of any one of claims 1 to 9 is used; the shear wall also comprises a pouring material (A) filled in the shear wall frame, wherein the pouring material (A) submerges the corrugated plate (1) and the shear pieces (3);
the shear wall further comprises a first protective layer and a second protective layer which are attached to the pouring material (A), the first protective layer and the second protective layer are arranged on two opposite sides of the frame (2), and the first protective layer, the second protective layer and the frame (2) are matched to form a closed space for packaging the pouring material (A).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120895483.1U CN215716276U (en) | 2021-04-28 | 2021-04-28 | Shear wall frame and shear wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120895483.1U CN215716276U (en) | 2021-04-28 | 2021-04-28 | Shear wall frame and shear wall |
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| Publication Number | Publication Date |
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| CN215716276U true CN215716276U (en) | 2022-02-01 |
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| CN202120895483.1U Active CN215716276U (en) | 2021-04-28 | 2021-04-28 | Shear wall frame and shear wall |
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| Country | Link |
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| CN (1) | CN215716276U (en) |
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2021
- 2021-04-28 CN CN202120895483.1U patent/CN215716276U/en active Active
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