CN210797899U - Cast-in-situ composite tooth groove connection assembly type shear wall structure - Google Patents

Cast-in-situ composite tooth groove connection assembly type shear wall structure Download PDF

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Publication number
CN210797899U
CN210797899U CN201920948060.4U CN201920948060U CN210797899U CN 210797899 U CN210797899 U CN 210797899U CN 201920948060 U CN201920948060 U CN 201920948060U CN 210797899 U CN210797899 U CN 210797899U
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cast
wall body
prefabricated wall
shaped anchoring
tooth groove
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张锡治
张群礼
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Tianjin University Research Institute of Architectrual Design and Urban Planning
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Tianjin University Research Institute of Architectrual Design and Urban Planning
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Abstract

The utility model discloses a cast-in-situ composite tooth groove connection assembly type shear wall structure, which comprises an upper layer prefabricated wall body and a lower layer prefabricated wall body which are oppositely connected up and down, wherein the upper layer prefabricated wall body and the lower layer prefabricated wall body are connected through cast-in-situ hidden posts at two ends of the wall body and a cast-in-situ composite tooth groove at the middle part; the cast-in-place composite tooth groove is located the middle bottom of the upper prefabricated wall body, horizontal distribution ribs and buckling lapped U-shaped anchoring ribs and inverted U-shaped anchoring ribs are arranged in the cast-in-place composite tooth groove, the U-shaped anchoring ribs are fixed on the upper prefabricated wall body, the U-shaped anchoring ribs are parallel to the longitudinal section of the upper prefabricated wall body, the inverted U-shaped anchoring ribs are fixed on the lower prefabricated wall body, the inverted U-shaped anchoring ribs are parallel to the longitudinal section of the lower prefabricated wall body, the U-shaped anchoring ribs and the inverted U-shaped anchoring ribs form buckling lap joint rings at buckling lap joints, and horizontal inserting ribs are respectively arranged at four corner parts of each buckling lap joint ring. The utility model discloses the construction is simple and convenient, the cost is lower, the connection is reliable, can improve the mechanical properties of assembly back shear force wall.

Description

Cast-in-situ composite tooth groove connection assembly type shear wall structure
Technical Field
The utility model relates to an assembly type building engineering field, especially an assembly type shear wall structure by connection of cast-in-place compound tooth's socket.
Background
In recent years, residential construction area is relatively large. On the premise of energy conservation and emission reduction, the exploration of a low-carbon, energy-saving and environment-friendly construction mode is the primary problem to be solved in residential construction. The shear wall structure is a structural form suitable for residential development, adopts a prefabricated concrete shear wall structure, can improve the construction efficiency, reduce on-site wet work, reduce the environmental pollution of a construction site, improve the quality of residential products, meets the requirements of building a resource-saving society, and is an effective way for realizing green buildings.
The shear wall structure is generally applied to high-rise residential buildings due to the advantages of high bearing capacity, high lateral stiffness and the like, but the mechanical property of the node connection of the assembled shear wall structure is always concerned. The existing vertical connection mode of the fabricated shear wall mainly comprises three modes of sleeve grouting connection, indirect lap joint grout anchor connection and mechanical connection. The vertical connection modes of the shear walls have different characteristics, and have defects, such as high cost of sleeve connection, high requirement on construction precision and difficult quality inspection; the reserved hole slurry anchor connection needs to reserve a large number of jacks in the wall body, and the construction process is complex; the mechanical connection has the problems of large field workload, difficult quality guarantee and the like. Therefore, it is necessary to develop an assembled shear wall, which reduces the construction difficulty and cost on the premise of reliable stress.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem that exists among the known art and provide a cast-in-place compound tooth's socket connection assembled shear wall structure, this structure construction is simple and convenient, the cost is lower, connect reliably, can improve the mechanical properties of assembly back shear wall.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a cast-in-place composite tooth groove connection assembly type shear wall structure comprises an upper layer prefabricated wall body and a lower layer prefabricated wall body which are connected up and down oppositely, wherein the upper layer prefabricated wall body and the lower layer prefabricated wall body are connected through cast-in-place hidden columns at two ends of the wall body and a cast-in-place composite tooth groove in the middle; the cast-in-place composite tooth groove is located at the middle bottom of the upper prefabricated wall body, a pouring opening is formed above the cast-in-place composite tooth groove, a cast-in-place composite tooth groove is internally provided with a horizontally distributed rib, a U-shaped anchoring rib and an inverted U-shaped anchoring rib, the U-shaped anchoring rib is fixed on the upper prefabricated wall body, the U-shaped anchoring rib is parallel to the longitudinal section of the upper prefabricated wall body, the inverted U-shaped anchoring rib is fixed on the lower prefabricated wall body, the inverted U-shaped anchoring rib is parallel to the longitudinal section of the lower prefabricated wall body, the U-shaped anchoring rib and the inverted U-shaped anchoring rib form a buckling and overlapping ring at the buckling and overlapping position, and horizontal inserting ribs are respectively arranged at four corners of the buckling and overlapping ring.
The middle of the upper wall of the cast-in-situ composite tooth slot is high, the two ends of the upper wall of the cast-in-situ composite tooth slot are low, and the inclination angle is 5-25 degrees.
And the side wall of the cast-in-situ composite tooth socket is provided with a construction rib.
The depth of the side wall of the cast-in-place composite tooth socket is 200-300 mm.
The size of the pouring opening is 130-150 mm multiplied by 130-150 mm.
The corner of the pouring opening is of a circular arc structure.
Two ends of the upper-layer prefabricated wall body are respectively provided with a wall limb.
The utility model has the advantages and positive effects that: through adopting cast-in-place compound tooth's socket and set up U shaped steel muscle lock overlap joint and horizontal dowel bar and arrange horizontal distribution muscle in the cast-in-place compound tooth's socket in the cast-in-place compound tooth, can improve prefabricated wall's shear resistance, guarantee the reliability of reinforcing bar biography power, make the wholeness ability of assembled shear force wall obtain improving. Meanwhile, U-shaped steel bars are adopted in the tooth grooves for buckling and lapping, so that the lapping length can be reduced, the depth of the tooth grooves is further reduced, and the workload of field wet operation is reduced; the U-shaped rib buckling and lapping corner is provided with the dowel, so that force transfer can be uniform, and the lapping reliability can be improved. To sum up, the utility model discloses construction convenience, dependable performance have been solved effectively and have had the problem that connected mode site operation difficulty, quality are difficult to guarantee and detect the difficulty, can simplify the work progress, improve assembly quality, improve the mechanical properties of assembly back shear force wall to reach reduce cost's purpose.
Drawings
FIG. 1 is a schematic view of the arrangement of the reinforcing bars before connection of the present invention;
FIG. 2 is a cross-sectional view taken along line 1-1 of FIG. 1;
FIG. 3 is a schematic view of the utility model after the connection is completed;
FIG. 4 is a cross-sectional view taken along line 1-1 of FIG. 3;
FIG. 5 is a detailed view of a cast-in-place composite tooth slot of the utility model;
fig. 6 is a three-dimensional schematic diagram of the present invention.
1. Prefabricating a wall body on the upper layer; 1-1, vertically distributing reinforcing steel bars on the upper layer of the prefabricated wall; 1-2, horizontally distributing steel bars on the upper layer of the prefabricated wall; 1-3, constructing ribs; 2. a lower layer prefabricated wall body; 2-1, an inverted U-shaped anchoring rib; 2-2, horizontally distributing ribs on the lower prefabricated wall; 3. casting a composite tooth socket in situ; 3-1, pouring a hole; 3-2, U-shaped anchoring ribs; 3-3, horizontally and horizontally distributing ribs in the cast-in-place composite tooth groove; 4. wall limbs; 5. casting a hidden column on the upper layer in situ; 5-1, casting hidden column longitudinal bars on the upper layer in situ; 6. a hidden column is cast in the lower layer in situ; 6-1, casting hidden column longitudinal bars on the lower layer in situ; 7. and (5) horizontally inserting the ribs.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:
referring to fig. 1 to 6, a cast-in-place composite tooth space connection assembly type shear wall structure comprises an upper prefabricated wall body 1 and a lower prefabricated wall body 2 which are connected up and down oppositely, wherein upper prefabricated wall body vertical distribution reinforcing steel bars 1-1 and upper prefabricated wall body horizontal distribution reinforcing steel bars 1-2 are arranged in the upper prefabricated wall body 1; the lower-layer prefabricated wall body horizontal distribution ribs 2-2 are arranged in the lower-layer prefabricated wall body 2; the upper-layer prefabricated wall body 1 and the lower-layer prefabricated wall body 2 are connected through an upper-layer cast-in-place hidden column 5, a lower-layer cast-in-place hidden column 6 and a middle cast-in-place composite tooth groove 3 at two ends of the wall body, an upper-layer cast-in-place hidden column longitudinal rib 5-1 is arranged in the upper-layer cast-in-place hidden column 5, a lower-layer cast-in-place hidden column longitudinal rib 6-1 is arranged in the cast-in-place hidden column 6, and the upper-layer cast-in-place hidden column longitudinal rib 5-1 and; the cast-in-place composite tooth groove 3 is positioned at the middle bottom of the upper-layer prefabricated wall body 1, a pouring opening 3-1 is arranged above the cast-in-place composite tooth groove 3, a horizontal distribution rib 3-3 in the cast-in-place composite tooth groove, a U-shaped anchoring rib 3-2 and an inverted U-shaped anchoring rib 2-1 are arranged in the cast-in-place composite tooth groove 3, the U-shaped anchoring rib 3-2 is fixed on the upper-layer prefabricated wall body 1, the U-shaped anchoring rib 3-2 is parallel to the longitudinal section of the upper-layer prefabricated wall body 1, the inverted U-shaped anchoring rib 2-1 is fixed on the lower-layer prefabricated wall body 2, the inverted U-shaped anchoring rib 2-1 is parallel to the longitudinal section of the lower-layer prefabricated wall body 2, and the U-shaped anchoring rib 3-2 and the inverted U-shaped anchoring rib 2-1 form a buckling and overlapping ring at the buckling and overlapping, and horizontal dowel bars 7 are respectively arranged at four corners of the buckling and lapping ring.
In the embodiment, the middle of the upper wall of the cast-in-place composite tooth slot 3 is high, the two ends of the upper wall are low, the inclination angle is 5-25 degrees, and the cast-in-place structure is more compact due to the structure. The side wall of the cast-in-situ composite tooth groove 3 is provided with the construction ribs 1-3, so that the strength of the cast-in-situ composite tooth groove 3 can be enhanced. The depth of the side wall of the cast-in-place composite tooth groove 3 is recommended to be 200-300 mm. The size of the pouring opening 3-1 is 130-150 mm multiplied by 130-150 mm. The corner of the pouring opening 3-1 adopts a circular arc structure. And two ends of the upper-layer prefabricated wall body 1 are respectively provided with a wall limb 4 for connecting and positioning the upper-layer wall body and the lower-layer wall body to play a supporting role.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the scope of the present invention.

Claims (7)

1. A cast-in-place composite tooth groove connection assembly type shear wall structure comprises an upper layer prefabricated wall body and a lower layer prefabricated wall body which are connected up and down oppositely, and is characterized in that the upper layer prefabricated wall body and the lower layer prefabricated wall body are connected through cast-in-place hidden columns at two ends of the wall body and a cast-in-place composite tooth groove in the middle; the cast-in-place composite tooth groove is located at the middle bottom of the upper prefabricated wall body, a pouring opening is formed above the cast-in-place composite tooth groove, a cast-in-place composite tooth groove is internally provided with a horizontally distributed rib, a U-shaped anchoring rib and an inverted U-shaped anchoring rib, the U-shaped anchoring rib is fixed on the upper prefabricated wall body, the U-shaped anchoring rib is parallel to the longitudinal section of the upper prefabricated wall body, the inverted U-shaped anchoring rib is fixed on the lower prefabricated wall body, the inverted U-shaped anchoring rib is parallel to the longitudinal section of the lower prefabricated wall body, the U-shaped anchoring rib and the inverted U-shaped anchoring rib form a buckling and overlapping ring at the buckling and overlapping position, and horizontal inserting ribs are respectively arranged at four corners of the buckling and overlapping ring.
2. The cast-in-place composite tooth groove connecting assembly type shear wall structure as claimed in claim 1, wherein the upper wall of the cast-in-place composite tooth groove is high in the middle and low in the two ends, and the inclination angle is 5-25 °.
3. The cast-in-place composite gullet connection fabricated shear wall structure of claim 1, wherein the side walls of the cast-in-place composite gullet are provided with construction ribs.
4. The cast-in-place composite gullet connection fabricated shear wall structure of claim 1, wherein the depth of the side wall of the cast-in-place composite gullet is 200-300 mm.
5. The cast-in-place composite gullet connection fabricated shear wall structure of claim 1, wherein the size of the pouring opening is 130-150 mm x 130-150 mm.
6. The cast-in-place composite gullet connection fabricated shear wall structure of claim 5, wherein corners of the pouring opening are of a circular arc structure.
7. The cast-in-place composite gullet connection fabricated shear wall structure of claim 1, wherein two ends of the upper prefabricated wall body are respectively provided with a wall limb.
CN201920948060.4U 2019-06-21 2019-06-21 Cast-in-situ composite tooth groove connection assembly type shear wall structure Active CN210797899U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920948060.4U CN210797899U (en) 2019-06-21 2019-06-21 Cast-in-situ composite tooth groove connection assembly type shear wall structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920948060.4U CN210797899U (en) 2019-06-21 2019-06-21 Cast-in-situ composite tooth groove connection assembly type shear wall structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111622382A (en) * 2020-05-25 2020-09-04 天津大学 Vertical connection structure of assembled hollow shear wall

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111622382A (en) * 2020-05-25 2020-09-04 天津大学 Vertical connection structure of assembled hollow shear wall

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Address after: 300073 Tianda architectural creative building (Science Park), No.192 Anshan West Road, Nankai District, Tianjin

Patentee after: Tianjin University architectural design and Planning Research Institute Co.,Ltd.

Patentee after: Zhang Xizhi

Address before: No.192 Anshan West Road, Nankai District, Tianjin 300073

Patentee before: TIANJIN University RESEARCH INSTITUTE OF ARCHITECTRUAL DESIGN & URBAN PLANNING

Patentee before: Zhang Xizhi

CP03 "change of name, title or address"