CN217268171U - Prefabricated shear wall mounting structure - Google Patents
Prefabricated shear wall mounting structure Download PDFInfo
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- CN217268171U CN217268171U CN202220582008.3U CN202220582008U CN217268171U CN 217268171 U CN217268171 U CN 217268171U CN 202220582008 U CN202220582008 U CN 202220582008U CN 217268171 U CN217268171 U CN 217268171U
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- shear wall
- prefabricated shear
- mounting structure
- prefabricated
- precast shear
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- 239000004567 concrete Substances 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 abstract description 15
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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Abstract
The application discloses precast shear wall mounting structure includes: the shear wall comprises longitudinal ribs, concrete and a plurality of prefabricated shear walls, wherein lateral cavities are respectively formed in two sides of each prefabricated shear wall in the horizontal direction, the prefabricated shear walls are sequentially arranged in the longitudinal direction, and the lateral cavities on the same side of two adjacent prefabricated shear walls are communicated. The edge longitudinal bars penetrate through the side cavity on the same side of each prefabricated shear wall. And concrete is filled in the side cavity of each prefabricated shear wall to connect and fix each prefabricated shear wall. The prefabricated shear wall mounting structure has the advantages of good overall performance, low construction site template consumption, cost saving, simplicity and convenience in construction, high efficiency and wide application prospect in the field of building engineering.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to precast shear wall mounting structure.
Background
The shear wall has large in-plane rigidity and good earthquake resistance and wind resistance, and is a common structural form in high-rise buildings. Compared with a cast-in-place concrete shear wall structure, the precast concrete shear wall structure is more and more widely applied in China due to the advantages of the precast concrete shear wall structure in the aspects of construction quality, construction efficiency, material saving, energy consumption and labor reduction, emission and pollution reduction and the like.
The vertical connection mode of the prefabricated shear wall mainly comprises sleeve grouting connection, reserved hole slurry anchor lap joint connection and bolt connection. The lap joint of the reserved hole grout anchor is simple in form, safe and reliable, but the lap joint length of the steel bars is long, more grouting material cost is consumed, and the diameter of the connecting steel bars and the application in an earthquake fortification area are strictly limited. The sleeve grouting connection performance is stable, but because the sleeve aperture is small, the condition of dowel steel and sleeve position deviation often appears, the installation of the precast shear wall is difficult, and the construction efficiency is influenced. The bolt connection installation is efficient and simple, but the bolt connector is high in cost, and the bolt connection shear wall structure is small in applicable height and not suitable for being applied to high-rise buildings.
SUMMERY OF THE UTILITY MODEL
The utility model provides a precast shear wall mounting structure.
The application provides the following technical scheme:
a precast shear wall mounting structure comprising:
the prefabricated shear walls are respectively provided with lateral cavities along two sides in the horizontal direction, the prefabricated shear walls are sequentially arranged along the longitudinal direction, and the lateral cavities on the same side of two adjacent prefabricated shear walls are communicated;
the edge longitudinal bars penetrate through the side cavity on the same side of each prefabricated shear wall;
and concrete is filled in the side cavity of each prefabricated shear wall and is used for connecting and fixing each prefabricated shear wall.
Optionally, the prefabricated shear wall mounting structure includes a plurality of sets of edge longitudinal ribs, each set of edge longitudinal ribs is respectively disposed in the lateral cavity of the corresponding prefabricated shear wall, and each edge longitudinal rib on one of the two vertically adjacent prefabricated shear walls is respectively connected to each edge longitudinal rib on the other.
Optionally, on the lateral cavity of the precast shear wall, the two adjacent edge longitudinal ribs have different heights, the top end of each edge longitudinal rib is connected with a connection joint, and the edge longitudinal rib of the precast shear wall located above is connected to the connection joint on the edge longitudinal rib of the precast shear wall located below.
Optionally, each group of edge longitudinal ribs are arranged in multiple rows and multiple columns.
Optionally, a plurality of stirrups are arranged in the prefabricated shear wall, each stirrup is sequentially arranged along the extending direction of the lateral space, and each stirrup surrounds the longitudinal bars at each edge of the same group.
Optionally, the stirrups are pre-buried in the precast shear wall, the stirrups are in a closed ring shape, and the stirrups are arranged around the periphery of the side cavity.
Optionally, the precast shear wall has a middle wall body located between the two side cavities;
in the horizontal direction, the ratio of the extension length of the middle wall body to the extension lengths of the two side cavities is (0.8-3): 1.
optionally, the prefabricated shear wall mounting structure further comprises a middle support rib, the middle support rib is arranged in the middle wall body and comprises a plurality of horizontal ribs and a plurality of longitudinal ribs, each horizontal rib is arranged at intervals in the longitudinal direction, and each longitudinal rib is arranged at intervals in the horizontal direction.
Optionally, the precast shear wall has an upper end surface and a lower end surface, and the longitudinal rib is located between the upper end surface and the lower end surface.
Through adopting above-mentioned technical scheme for this application has following beneficial effect:
the prefabricated shear wall mounting structure has the advantages of good overall performance, less construction site template consumption, cost saving, simple and convenient construction, high efficiency and wide application prospect in the field of building engineering.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic view of a prefabricated shear wall provided by an embodiment of the present application;
FIG. 2 is a top view of the prefabricated shear wall of FIG. 1;
fig. 3 is a schematic view of a prefabricated shear wall installation structure.
In the figure: a. prefabricating a shear wall; a1, and prefabricating a shear wall at the lower layer; a2, upper prefabricated shear walls; 1. a side cavity; 2. hooping; 3. edge longitudinal ribs; 4. concrete; 5. a middle support rib; 51. horizontal ribs; 52. longitudinal ribs; 6. connecting a joint; 7. and a middle wall body.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments, and the following embodiments are used to illustrate the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus 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" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the embodiment of the present application provides a prefabricated shear wall installation structure, which includes a plurality of prefabricated shear walls a, and the prefabricated shear walls a are sequentially connected in a longitudinal direction. The prefabricated shear wall a comprises two side cavities 1, wherein the two side cavities 1 are respectively arranged on two sides of the prefabricated shear wall a in the horizontal direction, the side cavities 1 extend in the longitudinal direction (the height direction of a wall body), and the side cavities 1 penetrate through the prefabricated shear wall a.
The two sides of the prefabricated shear wall a are provided with the lateral cavities 1, the prefabricated shear wall is connected and fixed vertically through pouring concrete 4 in the lateral cavities 1 of the upper prefabricated shear wall a in the construction process, the formed wall structure is good in overall performance, the using amount of construction site templates is small, the cost is saved, the construction is simple and convenient, the efficiency is high, and the prefabricated shear wall has a wide application prospect in the field of construction engineering.
In a possible embodiment, a plurality of stirrups 2 are arranged in the prefabricated shear wall a, each stirrup 2 is arranged in sequence along the extension direction of the lateral space, and each stirrup 2 is arranged in extension along the circumferential direction of the lateral cavity 1.
The stirrup 2 can be pre-buried in the precast shear wall a, the stirrup 2 is in a closed ring shape, the stirrup 2 winds the lateral cavity 1 is arranged for a circle, and the structure of the lateral cavity 1 is reinforced.
In a possible embodiment, the prefabricated shear wall installation structure further comprises a border longitudinal rib 3, and the border longitudinal rib 3 is arranged in the side cavity 1. The prefabricated shear wall mounting structure further comprises concrete 4 filled in the side cavity 1, and the concrete 4 coats the longitudinal ribs 3.
In the construction process, the prefabricated shear walls a are sequentially arranged along the longitudinal direction, and the side cavities 1 on the same side of two adjacent prefabricated shear walls a are communicated. The edge longitudinal ribs 3 penetrate through the side cavity 1 on the same side of each prefabricated shear wall a. And concrete 4 is filled in the side cavity 1 of each prefabricated shear wall a, and each prefabricated shear wall a is connected and fixed.
In a possible embodiment, a group of edge longitudinal ribs 3 are arranged in the side cavity 1 at two sides of each prefabricated shear wall a, and each edge longitudinal rib 3 on one of two adjacent prefabricated shear walls a is connected to each edge longitudinal rib 3 on the other. All groups of edge longitudinal ribs 3 are sequentially connected up and down to form a whole body, so that the force transmission is realized.
Optionally, on the lateral cavity 1 of the precast shear wall a, the heights of the two adjacent edge longitudinal ribs 3 are different, the top end of each edge longitudinal rib 3 is connected with a connecting joint 6, and the edge longitudinal rib 3 of the precast shear wall a located above is connected to the connecting joint 6 on the edge longitudinal rib 3 of the precast shear wall a located below. The connecting joint 6 fixes two adjacent edge longitudinal bars 3, and the connecting joint 6 can adopt a hoop, a thread groove or a matched fastener to fix the edge longitudinal bars 3. In this embodiment, the connection tabs 6 are staggered in position, and adjacent connection tabs 6 are not arranged at the same level.
In one possible embodiment, each set of edge longitudinal ribs 3 is arranged in a plurality of rows and columns. The term "plurality" as defined herein is to be understood as two or more than two. For example, two rows and three columns are provided, and each edge longitudinal rib 3 is arranged around the inner wall of the side cavity 1. A plurality of stirrups 2 are pre-buried in the precast shear wall, each stirrup 2 sets gradually along the extending direction in lateral space, and each stirrup 2 encircles the setting of each border longitudinal reinforcement 3 of same group.
Optionally, the prefabricated shear wall a has a middle wall 7 between the two side cavities 1. In the horizontal direction (i.e. the width direction of the wall), the ratio of the extension length of the middle wall 7 to the extension lengths of the two side cavities 1 is (0.8-3): 1. in the embodiment, in order to ensure the bearing capacity of the prefabricated shear wall a, the side cavity 1 of the edge component area of the prefabricated shear wall a for accommodating the edge longitudinal ribs 3 is properly increased, and more edge longitudinal ribs 3 can be arranged, so that the section bearing capacity of the prefabricated shear wall mounting structure is not less than 1.2 times of the full-section bearing capacity of the cast-in-place shear wall.
In a possible embodiment, the prefabricated shear wall mounting structure further comprises a middle support rib 5, the middle support rib 5 is arranged in the middle wall 7, the middle support rib 5 comprises a plurality of horizontal ribs 51 and a plurality of longitudinal ribs 52, each horizontal rib 51 is arranged at intervals in sequence along the longitudinal direction, and each longitudinal rib 52 is arranged at intervals in sequence along the horizontal direction.
The prefabricated shear wall a is provided with an upper end surface and a lower end surface, the longitudinal ribs 52 are located between the upper end surface and the lower end surface, namely the longitudinal ribs 52 do not extend out of the prefabricated shear wall a, and the lateral parts are reserved with the lateral cavity 1 and the stirrups 2 are embedded in the lateral parts. The lower end surface of the prefabricated shear wall a positioned at the upper part is supported on the upper end surface of the prefabricated shear wall a positioned at the lower part. The ends of the upper prefabricated shear wall a and the lower prefabricated shear wall a are in direct supporting contact at other positions except the side cavity 1.
Referring to fig. 3, the present application also provides a construction method of the prefabricated shear wall installation structure, including:
step S1, preparing a plurality of prefabricated shear walls a;
and S2, sequentially installing the prefabricated shear walls a along the longitudinal direction, pouring concrete 4 into the side cavity 1 of the upper prefabricated shear wall a2 in the process of installing the upper prefabricated shear wall a2, and connecting and fixing the upper prefabricated shear wall a2 and the lower prefabricated shear wall a 1.
The prefabricated shear wall both sides of this application set up lateral part cavity 1, and the convenience is fixed wall connection about will through concreting 4 in the lateral part cavity 1 of upper precast shear wall a2 in the work progress for the wall structure wholeness that forms can be good, and the job site template quantity is few, practices thrift the cost, and the construction is simple and convenient, and is efficient, has wide application prospect in the building engineering field.
Optionally, step S2 includes:
step S21, connecting the edge longitudinal bar 3 corresponding to the upper prefabricated shear wall a2 on the edge longitudinal bar 3 of the lower prefabricated shear wall a 1;
step S22, hoisting the upper prefabricated shear wall a2 to enable the upper prefabricated shear wall a2 to be supported on the lower prefabricated shear wall a1, and enabling the edge longitudinal ribs 3 to penetrate through the side cavity 1 of the upper prefabricated shear wall a 2;
and S23, pouring concrete 4 in the side cavity 1 of the upper prefabricated shear wall a2, and connecting the lower prefabricated shear wall a1 with the upper prefabricated shear wall a 2.
Optionally, each edge longitudinal rib 3 on the lower prefabricated shear wall a1 extends out of the corresponding side cavity 1 by a certain height. The highest points of the adjacent edge longitudinal ribs 3 on the lower-layer prefabricated shear wall a1 are staggered, and reinforcing steel bar connectors are installed at the highest points of the edge longitudinal ribs 3. In step S21, the edge wale 3 corresponding to the upper precast shear wall a2 is connected to the reinforcing steel bar connector at the top of the edge wale 3 of the lower precast shear wall a 1.
Optionally, a step of supporting and fixing the upper precast shear wall a2 by using diagonal braces is further included between the step S22 and the step S23. The position of the upper-layer prefabricated shear wall a2 is fixed and can not move and dislocate in the concrete pouring process.
The prefabricated shear wall a is provided with an upper end surface and a lower end surface;
in step S22, the upper precast shear wall a2 is hoisted such that the lower end surface of the upper precast shear wall a2 is supported on the upper end surface of the lower precast shear wall a 1.
The preferred embodiments of the present application disclosed above are intended only to aid in the explanation of the application. The preferred embodiments are not intended to be exhaustive or to limit the application to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and the practical application, to thereby enable others skilled in the art to best understand and utilize the application. The application is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A precast shear wall mounting structure, comprising:
the prefabricated shear walls are respectively provided with lateral cavities along two sides in the horizontal direction, the prefabricated shear walls are sequentially arranged along the longitudinal direction, and the lateral cavities on the same side of two adjacent prefabricated shear walls are communicated;
the edge longitudinal bars penetrate through the side cavity on the same side of each prefabricated shear wall;
and concrete is filled in the side cavity of each prefabricated shear wall and is used for connecting and fixing each prefabricated shear wall.
2. The precast shear wall mounting structure of claim 1, comprising a plurality of sets of the edge longitudinal ribs, each set of the edge longitudinal ribs being respectively disposed in the side cavity of a corresponding precast shear wall, each edge longitudinal rib of one of the two precast shear walls adjacent to each other above and below being respectively connected to each edge longitudinal rib of the other.
3. The precast shear wall mounting structure of claim 2, wherein the adjacent two edge longitudinal bars in the side cavity of the precast shear wall have different heights, and a connection joint is connected to the top end of each edge longitudinal bar, and the edge longitudinal bar of the precast shear wall located above is connected to the connection joint on the edge longitudinal bar of the precast shear wall located below.
4. A precast shear wall mounting structure according to claim 2, wherein each set of edge longitudinal ribs is arranged in a plurality of rows and columns.
5. A prefabricated shear wall mounting structure according to claim 2 wherein a plurality of stirrups are provided within the prefabricated shear wall, each stirrup being arranged in series along the extent of the side cavity, each stirrup being arranged around a respective edge of the same set of longitudinal bars.
6. The precast shear wall mounting structure of claim 5 wherein the stirrups are pre-embedded in the precast shear wall, the stirrups are in a closed ring shape, and the stirrups are arranged around the side cavity.
7. The precast shear wall mounting structure of claim 1, wherein the precast shear wall has a middle wall body located between the two side cavities;
in the horizontal direction, the ratio of the extension length of the middle wall body to the extension lengths of the two side cavities is (0.8-3): 1.
8. a prefabricated shear wall mounting structure according to claim 7, further comprising a middle support rib, wherein the middle support rib is arranged in the middle wall body, the middle support rib comprises a plurality of horizontal ribs and a plurality of longitudinal ribs, the horizontal ribs are sequentially arranged at intervals in the longitudinal direction, and the longitudinal ribs are sequentially arranged at intervals in the horizontal direction.
9. The precast shear wall mounting structure of claim 8 wherein the precast shear wall has an upper end face and a lower end face, the longitudinal ribs being located between the upper end face and the lower end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220582008.3U CN217268171U (en) | 2022-03-17 | 2022-03-17 | Prefabricated shear wall mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220582008.3U CN217268171U (en) | 2022-03-17 | 2022-03-17 | Prefabricated shear wall mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217268171U true CN217268171U (en) | 2022-08-23 |
Family
ID=82870177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220582008.3U Expired - Fee Related CN217268171U (en) | 2022-03-17 | 2022-03-17 | Prefabricated shear wall mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217268171U (en) |
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2022
- 2022-03-17 CN CN202220582008.3U patent/CN217268171U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220823 |