Frame-masonry infilled wall structure based on multi-cavity flexible connecting pieces

Abstract

The utility model discloses a frame-masonry infilled wall structure based on a multi-cavity flexible connecting piece, which comprises a frame, the multi-cavity flexible connecting piece, a solid flexible connecting piece, a constructional column and a masonry infilled wall, one ends of a left frame column and a right frame column which extend in the first direction and are arranged at intervals are connected with a bottom bearing platform extending in the second direction, and the other ends of the left frame column and the right frame column are connected through a frame beam. Constructional columns parallel to the left frame column and the right frame column are arranged in a frame formed by the frame columns, the frame beams and the bottom bearing platform, the masonry filling wall is arranged between the constructional columns, and the multi-cavity flexible connecting pieces are arranged between the frame columns and the constructional columns respectively. Solid flexible connecting pieces are arranged between the sides, close to the bottom bearing platform, of the constructional columns, the infilled walls and the multi-cavity flexible connecting pieces and the bottom bearing platform. The whole filler wall can be enhanced, the pushing effect of the frame on the filler wall can be relieved, local crushing damage and overall shearing damage of the filler wall are prevented, and meanwhile the adverse effect of the filler wall on the frame is weakened.

Description

TECHNICAL FIELD

[0001] The utility model relates to a frame-masonry infilled wall structure based on multi-cavity flexible connecting piece belongs to house building structure field. BACKGROUND

[0002] In the anti-seismic design, the infilled wall is regarded as a non-structural component, only the self-weight of the infilled wall is considered, and the anti-seismic bearing capacity of the infilled wall is not considered, and the influence of the infilled wall on the overall stiffness of the structure is approximately considered through the self-vibration period reduction coefficient. Although this method is simple, it cannot reflect the real stress state of the structure, because there is a complex interaction between the infilled wall and the frame under the action of the earthquake, which has a great influence on the anti-seismic performance of the structure.

[0003] In 10SG614-2 "masonry infilled wall structure detail drawing (two) (flexible connection with the main structure)", it is pointed out that in the 8-degree seismic fortification area, including the frame structure of the building site category for III, IV and high-grade decoration, it is appropriate to adopt the scheme that the infilled wall is completely separated from the frame column. Although this method can reduce the interaction between the infilled wall and the frame, and enhance the in-plane anti-seismic performance of the frame, it reduces the integrity of the wall body and sacrifices the out-of-plane anti-seismic performance.

[0004] In order to reduce the interaction between the infilled wall and the frame structure without reducing the integrity of the infilled wall, and realize the balance of the in-plane anti-seismic performance and the out-of-plane anti-seismic performance of the frame under high intensity, the utility model is provided. SUMMARY

[0005] The utility model provides a frame-masonry infilled wall structure based on multi-cavity flexible connecting piece, one aspect through the construction column, and further setting the tieback muscle in the construction column and connecting with the masonry infilled wall, can enhance the integrity of the infilled wall, on the other hand, setting the flexible connecting piece can reduce the jacking effect of the frame on the infilled wall, prevent the local crushing and overall shear failure of the infilled wall, and weaken the adverse effect of the infilled wall on the frame.

[0006] The technical scheme of the utility model is:

[0007] A frame-masonry infill wall structure based on multi-cavity flexible connectors, comprising a frame, multi-cavity flexible connectors 6, solid flexible connectors 7, constructional columns 4 and masonry infill walls 5, the frame comprising frame columns 1, frame beams 2 and bottom slabs 3, the left and right frame columns 1 extending in a first direction and being arranged in intervals, one end of the left and right frame columns 1 being connected with the bottom slabs 3 extending in a second direction, the other end of the left and right frame columns 1 being connected through the frame beams 2; the constructional columns 4 being arranged in parallel with the left and right frame columns 1 in the frame formed by the frame columns 1, the frame beams 2 and the bottom slabs 3, the masonry infill walls 5 being arranged between the constructional columns 4, the multi-cavity flexible connectors 6 being arranged between the left frame columns 1 and the left constructional columns 4 and between the right frame columns 1 and the right constructional columns 4 respectively, and the constructional columns 4, the infill walls 5 and the multi-cavity flexible connectors 6 being arranged on one side of the bottom slabs 3 and being connected with the bottom slabs 3 through the solid flexible connectors 7.

[0008] Further, the constructional columns 4 are provided with tie bars extending into the masonry infill walls 5.

[0009] Further, the multi-cavity flexible connectors 6 comprise plate bodies 6-1, first ribs 6-2 and holes 6-3, the holes 6-3 penetrating the plate bodies 6-1 to form multi-cavity plates, the first ribs 6-2 being arranged on both sides of the multi-cavity plates and extending integrally, the extending direction of the first ribs 6-2 being the same as the penetrating direction of the holes 6-3, the first ribs 6-2 on one side being matched with the frame columns 1, and the first ribs 6-2 on the other side being matched with the constructional columns 4.

[0010] Further, the solid flexible connectors 7 comprise solid plates 7-1 and second ribs 7-2, the second ribs 7-2 extending integrally on one side of the solid plates 7-1 and being matched with the bottom slabs 3.

[0011] The utility model discloses the beneficial effects are: the utility model discloses through design multi-cavity, solid flexible connector and constructional column as the connecting component between frame and infill wall, can effectively protect infill wall when the overall structure is under the action of earthquake, can slow down the push between frame column and infill wall, reduce the tension, shear action of frame to infill wall, further, the constructional column and frame are weakly connected in the utility model, and the constructional column is provided with the tie bar and is connected with the masonry infill wall, can enhance the integrity of infill wall, and the in-plane seismic performance of frame-infill wall is improved simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structure schematic diagram of the utility model discloses;

[0013] Figure 2 It is the multi-cavity flexible connection schematic diagram of the utility model discloses;

[0014] Figure 3This is a schematic diagram of the solid flexible connection of this utility model;

[0015] Figure 4 This is a cross-sectional view of the installation of the multi-cavity flexible connection of this utility model;

[0016] Figure 5 This is a cross-sectional view of the solid flexible connection installation of this utility model;

[0017] Figure 6 This is a partial three-dimensional schematic diagram of the present invention;

[0018] Figure 7 This is a schematic diagram illustrating the anti-pull-out function of this utility model;

[0019] Figure 8 This is a schematic diagram illustrating the compressive strength function of this utility model;

[0020] Figure 9 This is a schematic diagram illustrating the shear resistance function of this utility model;

[0021] The labels in the diagram are as follows: 1-Frame column, 2-Frame beam, 3-Bottom foundation, 4-Structural column, 5-Masonry infill wall, 6-Multi-cavity flexible connector, 7-Solid flexible connector, 6-1-Plate, 6-2-First rib, 6-3-Hole, 7-1-Solid plate, 7-2-Second rib. Detailed Implementation

[0022] The utility model will be further described below with reference to the accompanying drawings and embodiments, but the scope of the utility model is not limited to the description.

[0023] Example 1: As Figures 1-9 As shown, a frame-masonry infill wall structure based on multi-cavity flexible connectors includes a frame, multi-cavity flexible connectors 6, solid flexible connectors 7, structural columns 4, and masonry infill walls 5. The frame, used to bear the horizontal and vertical loads of the structure, includes frame columns 1, frame beams 2, and a bottom platform 3. One end of the left and right frame columns 1, which extend along a first direction and are arranged at intervals, is connected to the bottom platform 3, which extends along a second direction. The other ends of the left and right frame columns 1 are connected through the frame beams 2. Structural columns 4, which are arranged parallel to the left and right frame columns 1, are provided within the frame formed by the frame columns 1, frame beams 2, and bottom platform 3. Masonry infill walls 5 are provided between the structural columns 4. Multi-cavity flexible connectors 6 are respectively placed between the left frame column 1 and the left structural column 4, and between the right frame column 1 and the right structural column 4. Solid flexible connectors 7 are provided between the structural column 4, the infill wall 5, and the side of the multi-cavity flexible connector 6 closest to the bottom platform 3 and the bottom platform 3. The aforementioned flexible connectors are considered part of the template, separating the structural columns from the frame; the structural columns, frame columns, and frame beams can be cast together under the action of the template.

[0024] Exemplarily, the first direction is perpendicular to the second direction.

[0025] Further, the masonry infill wall 5 is arranged between the constructional columns 4, and a tie bar can be arranged in the constructional column 4 to extend into the masonry infill wall 5, so as to enhance the out-of-plane seismic performance of the masonry infill wall.

[0026] Further, the multi-cavity flexible connecting piece 6 comprises a plate body 6-1, a first rib 6-2, and a hole 6-3, the hole 6-3 is arranged in the plate body 6-1 to form a multi-cavity plate, and the first rib 6-2 is arranged on both sides of the multi-cavity plate and extends integrally, and the extension direction of the first rib 6-2 is the same as the penetrating direction of the hole 6-3, the first rib 6-2 on one side is matched with the frame column 1, and the first rib 6-2 on the other side is matched with the constructional column 4. According to the above technical solution, when the multi-cavity flexible connecting piece 6 is arranged between the frame column 1 and the constructional column 4, the extension direction of the first rib 6-2 and the penetrating direction of the hole 6-3 are the same as the first direction; when the frame column 1 generates in-plane displacement, the multi-cavity plate can be regarded as a fuse to reduce the interaction between the frame column 1 and the masonry infill wall 5.

[0027] Further, the hole 6-3 is in a plurality of shapes including a rectangle and not limited to a rectangle; and the first rib 6-2 is in a plurality of numbers.

[0028] Further, the solid flexible connecting piece 7 comprises a solid plate 7-1 and a second rib 7-2, and the second rib 7-2 is arranged on one side of the solid plate 7-1 and extends integrally, and the second rib 7-2 is matched with the bottom bearing platform 3. According to the above technical solution, when the solid flexible connecting piece 7 is arranged on the bottom bearing platform 3, the extension direction of the second rib 7-2 is the same as the second direction.

[0029] Further, the second rib 7-2 is in a plurality of numbers.

[0030] Further, the material of the multi-cavity flexible connecting piece 6 and the solid flexible connecting piece 7 can be synthetic rubber, reclaimed rubber, natural rubber, and mixed rubber of natural rubber and reclaimed rubber.

[0031] Further, the first rib 6-2 and the second rib 7-2 have the same structure, including a rectangular protruding strip and a trapezoidal protruding strip, one side of the rectangular protruding strip is attached to the plate body 6-1 / solid plate 7-1, the other side of the rectangular protruding strip is attached to the upper base side of the trapezoidal protruding strip, and the lower base side of the trapezoidal protruding strip is matched with the frame column 1, the constructional column 4, and the bottom bearing platform 3.

[0032] The construction sequence of the utility model can be: first, the bottom bearing platform 3 is supported, tied, and poured, the bottom solid flexible connecting piece 7 is installed when the concrete has not yet solidified, the beam column and the structural column reinforcement are tied at the same time, the multi-cavity flexible connecting piece 6 is placed, the reinforcement in the frame column and the reinforcement in the structural column are in close contact with the multi-cavity flexible connecting piece, then the whole is poured, finally, the solid flexible connecting piece is built on the masonry infill wall 5.

[0033] The application of the above technical scheme can know that the frame is used for bearing vertical load, earthquake action and the like; the multi-cavity flexible connecting piece 6 is used for connecting the frame column 1 and the structural column 4; the masonry infill wall 5 is arranged between two structural columns 4 and only plays a surrounding role and does not bear other load except the self weight; the tieback reinforcement arranged in the structural column is connected with the masonry infill wall 5, so that the integrity of the infill wall can be enhanced; the structural column 4 and the flexible connecting piece jointly act to reduce the adverse effect of the infill wall on the structural member and improve the seismic performance of the structure. The whole structure is simple, has the characteristics of mature manufacturing process, wide adaptation range and high practicability.

[0034] In order to illustrate the performance of the multi-cavity flexible connecting piece, the simulation is as follows: the Abaqus is used to simulate the pulling, pressing and shearing process of the multi-cavity flexible connecting piece, the schematic diagram of the anti-pulling effect of the utility model is obtained Figure 7 , the schematic diagram of the anti-pressing effect of the utility model is obtained Figure 8 , and the schematic diagram of the anti-shearing effect of the utility model is obtained Figure 9 , and it can be known from Figures 7-9 that the multi-cavity flexible connecting piece has good deformation capacity and can reduce the adverse effect of the infill wall on the frame.

[0035] The specific embodiments of the utility model are described in detail in combination with the drawings above, but the utility model is not limited to the above embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the purpose of the utility model.

Claims

1. A frame-masonry infill wall structure based on multi-cavity flexible connectors, characterized in that, The system includes a frame, a multi-cavity flexible connector (6), a solid flexible connector (7), structural columns (4), and a masonry infill wall (5). The frame includes frame columns (1), frame beams (2), and a bottom foundation (3). One end of the left and right frame columns (1), which extend along a first direction and are spaced apart, is connected to the bottom foundation (3), which extends along a second direction. The other ends of the left and right frame columns (1) are connected by the frame beams (2). The frame columns (1), frame beams (2), and bottom foundation (3) are shaped as follows: The frame is provided with structural columns (4) arranged in parallel with the left and right frame columns (1). Masonry infill walls (5) are set between the structural columns (4). Multi-cavity flexible connectors (6) are respectively placed between the left frame column (1) and the left structural column (4) and between the right frame column (1) and the right structural column (4). The structural column (4), the infill wall (5), and the multi-cavity flexible connector (6) are provided with solid flexible connectors (7) between the side of the structural column (4), the infill wall (5), and the bottom support (3) and the bottom support (3).

2. The frame-masonry infill wall structure based on multi-cavity flexible connectors according to claim 1, characterized in that, Tie bars are provided in the structural column (4) and extend into the masonry infill wall (5).

3. The frame-masonry infill wall structure based on multi-cavity flexible connectors according to claim 1, characterized in that, The multi-cavity flexible connector (6) includes a plate (6-1), a first rib (6-2), and a hole (6-3). The plate (6-1) has a hole (6-3) that penetrates the plate (6-1) to form a multi-cavity plate. The multi-cavity plate has an integrally extended first rib (6-2) on both sides, and the extension direction of the first rib (6-2) is the same as the penetration direction of the hole (6-3). The first rib (6-2) on one side cooperates with the frame column (1), and the first rib (6-2) on the other side cooperates with the structural column (4).

4. The frame-masonry infill wall structure based on multi-cavity flexible connectors according to claim 1, characterized in that, The solid flexible connector (7) includes a solid plate (7-1) and a second rib (7-2). The solid plate (7-1) has an integrally extended second rib (7-2) on one side, and the second rib (7-2) cooperates with the bottom support (3).

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