CN219386737U - Concrete module adopting double-screw sleeve group and snake skin to be connected with prefabricated shear wall - Google Patents
Concrete module adopting double-screw sleeve group and snake skin to be connected with prefabricated shear wall Download PDFInfo
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- CN219386737U CN219386737U CN202320159029.9U CN202320159029U CN219386737U CN 219386737 U CN219386737 U CN 219386737U CN 202320159029 U CN202320159029 U CN 202320159029U CN 219386737 U CN219386737 U CN 219386737U
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Abstract
The utility model discloses a concrete module adopting a double-screw sleeve group and snake skin to be connected with a prefabricated shear wall, which comprises the following components: prefabricating a shear wall; the prefabricated shear wall comprises an edge component area and a wall body part; the edge component area is provided with an overhanging steel bar, the overhanging steel bar is connected with a double-thread sleeve connecting piece, the tail part of the overhanging steel bar is set as a post-pouring area, the head part of the overhanging steel bar can be in butt joint with the tail part of the overhanging steel bar on another prefabricated shear wall, and concrete is poured after the butt joint; the wall body part is provided with a vertically-through snake skin port, and vertically-distributed steel bars are lapped through the vertically-through snake skin port. According to the utility model, the precast shear wall is integrated into the concrete module, so that the cast-in-situ workload of the shear wall is greatly reduced, grouting is only required to be carried out at the connection area between the snake skin through part of the wall body and the edge member, and the site construction efficiency is further accelerated; the vertical steel bars are connected through the double-thread sleeve group, so that the installation is rapid and convenient.
Description
Technical Field
The utility model relates to the technical field of assembled modularized integrated building structure systems, in particular to a concrete module which adopts a double-screw sleeve group and a snake skin to be connected with a prefabricated shear wall.
Background
Fabricated modular building is the highest form of fabricated building. The structure, electromechanics, decoration and the like in the module can be prefabricated in factories, and can be quickly installed to build a building after being transported to the site. The core of the technology is to transfer the field operation to a factory for carrying out, reduce the field operation and upgrade the construction industry to the manufacturing industry.
The connection technology between the modules is one of the core technologies of the assembled module integrated building, and the prior art has two problems:
1. the shear wall with the bearing function usually needs to be cast in situ, so that the workload of on-site operation is increased, and the construction efficiency is lowered;
2. the existing assembled concrete module bottom plate is not used as a bearing floor slab, so that the building dead weight is increased, and the floor clearance height is reduced.
Accordingly, there is a need for improvement in the art upon which the present utility model has been developed.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides a concrete module which adopts a double-screw sleeve group and a snake skin to connect with a prefabricated shear wall. According to the utility model, the self weight of the building is reduced by eliminating the concrete module bottom plate, the cast-in-situ workload is reduced by prefabricating the shear wall and adopting a mode of connecting the longitudinal ribs of the edge members by double screw sleeve groups, and the two pain problems of the existing assembly type integrated construction technology are solved.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a concrete module for connecting prefabricated shear walls with snake skin using a double screw set, comprising: prefabricating a shear wall;
the prefabricated shear wall comprises an edge component area and a wall body part; the edge component area is provided with an overhanging steel bar, the overhanging steel bar is connected with a double-thread sleeve connecting piece, the tail part of the overhanging steel bar is set as a post-pouring area, the head part of the overhanging steel bar can be in butt joint with the tail part of the overhanging steel bar on another prefabricated shear wall, and concrete is poured after the butt joint; the wall body part is provided with a vertically-through snake skin port, and vertically-distributed steel bars are lapped through the vertically-through snake skin port.
Preferably, the double-thread sleeve connecting piece comprises a first reinforced bar inner sleeve, a second reinforced bar inner sleeve and a second reinforced bar outer sleeve; the first steel bar inner sleeve is arranged at the head part of the overhanging steel bar, and the second steel bar inner sleeve is arranged at the tail part of the overhanging steel bar; the steel bar outer sleeve is used for connecting the steel bar inner sleeve I and the steel bar inner sleeve II.
Preferably, the vertically distributed steel bars are inserted into the snake skin to be filled with high-strength grouting material so as to realize vertical connection.
Preferably, the prefabricated shear wall comprises an inner prefabricated shear wall and an end prefabricated shear wall;
when the prefabricated shear wall is an inner prefabricated shear wall, a concrete partition wall is prefabricated on one side of the inner prefabricated shear wall;
the inner prefabricated shear wall comprises an upper left prefabricated shear wall and a lower left prefabricated shear wall which is in butt joint with the upper left prefabricated shear wall; the top side of the left lower prefabricated shear wall is also provided with a first module top plate; the concrete partition wall comprises an upper right concrete partition wall and a lower right concrete partition wall; and a second module top plate is further arranged on the top side of the right lower concrete partition wall.
Preferably, when the prefabricated shear wall is set as an end prefabricated shear wall, the end prefabricated shear wall comprises an upper left prefabricated shear wall I and a lower left prefabricated shear wall I which is in butt joint with the upper left prefabricated shear wall I; and a third module top plate is further arranged on the top side of the left lower prefabricated shear wall.
Preferably, the first module top plate, the second module top plate and the third module top plate are all made into precast slabs with truss steel bars, and the precast slabs can form superimposed sheets after concrete is poured on the precast slab surfaces.
Preferably, a reinforcement cage is arranged in the post-pouring area.
The technical scheme of the utility model has the following beneficial effects:
1. the precast shear wall is integrated into the concrete module, so that the cast-in-situ workload of the shear wall is greatly reduced, grouting is only required to be carried out on the connection area between the snake skin through part of the wall body and the edge member, and the site construction efficiency is further accelerated; the vertical steel bars are connected through the double-thread sleeve group, so that the installation is rapid and convenient.
2. By eliminating the concrete module bottom plate, the floor slab is reduced from a four-layer structure (floor slab surface layer, slurry sitting layer, cast-in-situ part and module top plate) to a three-layer structure (slurry sitting layer, cast-in-situ part and module top plate) in the prior art, thereby reducing the self weight of the building and increasing the floor clearance height.
Drawings
FIG. 1 is a schematic view of a prefabricated shear wall structure of the present utility model;
FIG. 2 is a schematic view of a vertical connection of two prefabricated shear walls according to the present utility model;
FIG. 3 is a cross-sectional view of FIG. 2A-A (schematic view of an internal shear wall horizontal connection);
FIG. 4 is a cross-sectional view of FIG. 2A-A (schematic view of an end shear wall horizontal connection);
FIG. 5 is a cross-sectional view of FIG. 2B-B;
fig. 6 is a schematic illustration of a double threaded box connection.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, a first feature is "on" or "to a second feature unless explicitly specified and defined otherwise
"under" may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Referring to fig. 1 to 6, the present utility model provides a concrete module for connecting prefabricated shear walls with snake skin using a double screw set, comprising: prefabricating a shear wall 1;
the prefabricated shear wall 1 comprises an edge component area and a wall body part; the edge component area is provided with an overhanging steel bar 10, the overhanging steel bar 10 is connected with a double-thread sleeve connecting piece 4, the tail part of the overhanging steel bar 10 is provided with a post-pouring area 6, the head part of the overhanging steel bar 10 can be in butt joint with the tail part of the overhanging steel bar 10 on another prefabricated shear wall, and concrete is poured after the butt joint; the wall body part is provided with a vertically-through snake skin port 2, and vertically-distributed steel bars are lapped through the vertically-through snake skin port 2.
The double-thread sleeve connecting piece 4 comprises a first reinforced inner sleeve 401, a second reinforced inner sleeve 402 and a second reinforced outer sleeve 403; the first steel bar inner sleeve 401 is arranged at the head part of the overhanging steel bar 10, and the second steel bar inner sleeve 402 is arranged at the tail part of the overhanging steel bar 10; the reinforcing steel bar outer sleeve 403 is used for connecting the reinforcing steel bar inner sleeve 401 and the reinforcing steel bar inner sleeve 402.
And the vertically distributed steel bars are inserted into the snake skin pipe 2 and then are filled with high-strength grouting material so as to realize vertical connection.
The prefabricated shear wall 1 comprises an inner prefabricated shear wall and an end prefabricated shear wall;
when the prefabricated shear wall 1 is set as an inner prefabricated shear wall, in order to ensure the integrity of the module, the shear wall needs to be integrally prefabricated at one side, and a concrete partition wall 5 is also prefabricated at one side of the inner prefabricated shear wall;
the inner prefabricated shear wall comprises an upper left prefabricated shear wall 10 and a lower left prefabricated shear wall 102 which is in butt joint with an upper left prefabricated shear wall 101; the top side of the left lower prefabricated shear wall 102 is also provided with a first module top plate 70; the concrete partition wall 5 comprises an upper right concrete partition wall 501 and a lower right concrete partition wall 502; the top side of the right lower concrete partition 501 is also provided with a second module top plate 7.
When the prefabricated shear wall is set as an end prefabricated shear wall, the end prefabricated shear wall comprises a left upper prefabricated shear wall 109 and a left lower prefabricated shear wall 110 which is in butt joint with the left upper prefabricated shear wall 109; the top side of the first left lower prefabricated shear wall 110 is also provided with a third module top plate 700.
The first module top plate 70, the second module top plate 7 and the third module top plate 700 are all arranged as precast slabs of truss steel bars, and superimposed sheets can be formed after concrete is poured on the precast slab surfaces. And a reinforcement cage is arranged in the post-pouring area 6.
Compared with the existing concrete module, the technology has three points in improvement:
1. in the wall body of the concrete module, the light partition wall is completely prefabricated, and the bearing shear wall is divided into an outer shear wall and an inner shear wall: (1) Prefabricating the upper half section of the outer shear wall edge member, and extending the longitudinal ribs from the lower half section, wherein the longitudinal ribs correspond to the longitudinal ribs extending from the same position on the top of the lower layer module; the shear wall body adopts a snake skin prefabricated wall scheme. (2) The inner shear wall of the hoisting module is a bearing parent wall, and the construction is the same as that of the first step; the rear hoisting inner shear wall is a non-bearing sub-wall and is only one layer of decorative wall skin.
2. The concrete module bottom plate is canceled, so that each floor slab is composed of two layers of structures: and (3) a concrete module top plate and a cast-in-place part.
The working principle of the utility model is as follows:
the specific implementation steps are as follows:
1. firstly, installing a module unit with a prefabricated shear wall 1;
2. aligning overhanging steel bars 10 of a top plate of a module of the lower precast shear wall 1, and screwing a steel bar outer sleeve 403 by using a spanner to enable the overhanging steel bars to be in butt joint with the overhanging steel bars 10 connected with the bottom of the upper module;
3. after screwing the reinforcing steel bar outer sleeve 403 to a certain position, the longitudinally extending reinforcing steel bars 10 in the edge member area are ensured to be connected;
4. connecting steel bars are inserted into the snake skin through 2 at the wall body part;
5. binding stirrups in the post-pouring area 6;
6. after binding of the reinforcement cage is completed, sealing the post-pouring area 6;
7. after the template is closed, pouring ordinary concrete into the bottom post-pouring area 6;
8. and grouting the snake skin through 2 area at the top.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (6)
1. A concrete module for connecting prefabricated shear walls with snake skin by adopting a double-screw sleeve group, which is characterized by comprising: prefabricating a shear wall;
the prefabricated shear wall comprises an edge component area and a wall body part; the edge component area is provided with an overhanging steel bar, the overhanging steel bar is connected with a double-thread sleeve connecting piece, the tail part of the overhanging steel bar is set as a post-pouring area, and the head part of the overhanging steel bar can be in butt joint with the tail part of the overhanging steel bar on another prefabricated shear wall; the wall body part is provided with a vertically-through snake skin port, and vertically-distributed steel bars are lapped through the vertically-through snake skin port.
2. The concrete module adopting the double-screw sleeve and snake skin to connect prefabricated shear walls according to claim 1, wherein the double-screw sleeve connecting piece comprises a first reinforced bar inner sleeve, a second reinforced bar inner sleeve and a second reinforced bar outer sleeve; the first steel bar inner sleeve is arranged at the head part of the overhanging steel bar, and the second steel bar inner sleeve is arranged at the tail part of the overhanging steel bar; the steel bar outer sleeve is used for connecting the steel bar inner sleeve I and the steel bar inner sleeve II.
3. The concrete module for connecting prefabricated shear walls with snake skin by using double screw sets according to claim 1, wherein the prefabricated shear walls comprise an inner prefabricated shear wall and an end prefabricated shear wall;
when the prefabricated shear wall is an inner prefabricated shear wall, a concrete partition wall is prefabricated on one side of the inner prefabricated shear wall; the inner prefabricated shear wall comprises an upper left prefabricated shear wall and a lower left prefabricated shear wall which is in butt joint with the upper left prefabricated shear wall; the top side of the left lower prefabricated shear wall is also provided with a first module top plate; the concrete partition wall comprises an upper right concrete partition wall and a lower right concrete partition wall; and a second module top plate is further arranged on the top side of the right lower concrete partition wall.
4. A concrete module for connecting prefabricated shear walls with snake skin by using double screw sets according to claim 3, wherein when the prefabricated shear walls are arranged as end prefabricated shear walls, the end prefabricated shear walls comprise an upper left prefabricated shear wall I and a lower left prefabricated shear wall I which is in butt joint with the upper left prefabricated shear wall I; and a third module top plate is further arranged on the top side of the left lower prefabricated shear wall.
5. The concrete module adopting the double-screw sleeve group and the snake skin to connect the prefabricated shear wall according to claim 4, wherein the first module top plate, the second module top plate and the third module top plate are all prefabricated plates of truss steel bars.
6. The concrete module for connecting prefabricated shear walls with snake skin using double turnbuckle set according to claim 5, wherein a reinforcement cage is provided in the post-cast area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159029.9U CN219386737U (en) | 2023-01-13 | 2023-01-13 | Concrete module adopting double-screw sleeve group and snake skin to be connected with prefabricated shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159029.9U CN219386737U (en) | 2023-01-13 | 2023-01-13 | Concrete module adopting double-screw sleeve group and snake skin to be connected with prefabricated shear wall |
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| Publication Number | Publication Date |
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| CN219386737U true CN219386737U (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320159029.9U Active CN219386737U (en) | 2023-01-13 | 2023-01-13 | Concrete module adopting double-screw sleeve group and snake skin to be connected with prefabricated shear wall |
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| CN (1) | CN219386737U (en) |
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- 2023-01-13 CN CN202320159029.9U patent/CN219386737U/en active Active
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