CN211200815U - Assembled RC shear wall structure with vertically connected U-shaped cuffs - Google Patents
Assembled RC shear wall structure with vertically connected U-shaped cuffs Download PDFInfo
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- CN211200815U CN211200815U CN201921291899.1U CN201921291899U CN211200815U CN 211200815 U CN211200815 U CN 211200815U CN 201921291899 U CN201921291899 U CN 201921291899U CN 211200815 U CN211200815 U CN 211200815U
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Abstract
The utility model provides an assembled RC shear wall structure of U-shaped cuff vertical connection, including left RC shear force wall and right RC shear force wall, be equipped with on the face of connecting that left RC shear force wall and right RC shear force wall are relative and extend along the central line of connecting the face, and left recess and right recess that match each other, its vertical seam is sealed after left RC shear force wall and right RC shear force wall are connected, make left recess and right recess form both sides and seal, the hollow hole that the middle part is link up, left recess and right recess have laid a plurality of left cuff and right cuff of the U-shaped of bending formation by the reinforcing bar respectively along hollow hole axial, left RC shear force wall and right RC shear force wall are through inserting in the hollow hole, and pass left cuff and right cuff opening, with hollow hole size, length assorted steel reinforcement cage and pour the concrete interconnect in this hollow hole. The utility model discloses simple structure, construction make things convenient for fast, practice thrift the cost, self have great anti-shear bearing capacity, deformability and anti-seismic performance, and the installation accuracy is high, and engineering application prospect is extensive.
Description
Technical Field
The utility model belongs to the structural engineering field relates to an assembled RC shear wall structure of vertical connection of U-shaped cuff.
Background
Traditional shear force wall material often adopts solid reinforced concrete, in order to bear great horizontal load, satisfies the design requirement, and the wall cross-section often broad needs dispose more reinforcing bar, and the solid shear force wall dead weight after the pouring shaping is big. Meanwhile, the construction progress is seriously influenced due to the fact that the steel bars are arranged more and fussy. In addition, after the pouring is finished, the wall is easy to crack, be brittle and the like under the combined action of large transverse load and self-contraction and creep of concrete; this not only affects its existing normal use, but also increases its subsequent costs of reinforcement and maintenance.
In recent years, with the rise of assembly type building structures, a plurality of assembly type shear walls mainly made of reinforced concrete materials are proposed and produced in the industry, and the vertical joints of the existing shear walls are mainly connected by sleeve grouting or screw anchoring dry-type connection. However, the connection method has high construction difficulty and high requirement, and hole position twisting often occurs, so that the construction quality and the structural performance are influenced. Meanwhile, due to the design mode of the connecting part, the screw anchoring dry-type connection is easy to corrode due to rusting, the anti-sliding capacity is insufficient, and the like, so that the connecting performance and the anti-seismic performance of the connected shear wall structure are poor, and the advantage of rapid construction of the assembled shear wall structure is limited.
In addition, the existing wet-type connected RC shear wall also has the problems of poor connection performance such as force transmission mechanism and sliding resistance at the position of a post-cast strip, and the like, and has some defects in the aspects of shear resistance, carrying capacity, deformation capacity, rigidity and the like, and meanwhile, the post-cast strip causes great construction difficulty. The ductility and the seismic performance of the conventional vertical wet-type connected fabricated RC shear wall are poor, so that the wide application of the vertical wet-type connected RC shear wall in assembly construction is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prior art not enough and provide a simple structure, construction convenience, practice thrift the cost, self have great bearing capacity that shears, ductility and anti-seismic performance good, it is little to conduct oneself, the construction speed is fast, the assembled RC shear force wall structure of the vertical connection of U-shaped cuff that the installation accuracy is high.
In order to solve the above technical problem, the specific embodiment of the present invention is: an assembled RC shear wall structure with vertically connected U-shaped cuffs comprises a left RC shear wall and a right RC shear wall, wherein a left groove and a right groove which extend along the central line of a connecting surface and are matched with each other are arranged on the connecting surface of the left RC shear wall and the right RC shear wall, vertical joints of the left RC shear wall and the right RC shear wall are sealed after the left RC shear wall and the right RC shear wall are connected, so that the left groove and the right groove form a hollow hole with two sealed sides and a through middle part, a plurality of U-shaped left cuffs and right cuffs formed by bending reinforcing steel bars are respectively distributed in the left groove and the right groove along the axial direction of the hollow hole, non-arc ends of the left cuff and right cuffs are respectively bound on structural ribs in the left RC shear wall and the right RC shear wall, arc ends of the left cuff and right cuff extend out of the left groove and the right groove to form an opening matched with the size of the hollow hole, the open-ended axis is coaxial or parallel with the axis of hollow hole, left cuff and right cuff are laid at the interval in hollow hole, left side RC shear force wall and right RC shear force wall through insert in the hollow hole, and pass left cuff and right cuff opening, with hollow hole size, length assorted steel reinforcement cage and pour the concrete interconnect in this hollow hole.
Furthermore, a row of through holes penetrating through the upper end face and the lower end face of the left RC shear wall and a row of through holes penetrating through the upper end face and the lower end face of the right RC shear wall are respectively distributed on the left RC shear wall and the right RC shear wall along the width direction.
Furthermore, a steel reinforcement cage matched with the through hole in size and length is embedded in part of the through holes.
Furthermore, the construction ribs are bound by longitudinal ribs and hoop ribs in the RC shear wall.
Furthermore, the hollow hole and the through hole are round end-shaped through holes.
Furthermore, the hollow holes and the through holes are the same in size, the length of the short shaft is 1/2-4/5 of the thickness of the RC shear wall, and the length of the long shaft is 1.5-2 times of the thickness of the RC shear wall.
Furthermore, the distance between the central axes of the through holes is 5-8 times of the thickness of the RC shear wall.
Compared with the prior art, through burying left and right U-shaped cuff underground in the vertical seam crossing of left and right RC shear force wall in advance to become whole through the steel reinforcement cage that passes the cuff and the concrete of pouring in hollow hole, greatly strengthened the vertical connection performance between the left and right RC shear force wall, in order to guarantee the atress effect between the left and right RC shear force wall, prevent to produce phenomenons such as sliding, breaking away from between the left and right RC shear force wall, thereby effectively transmit vertical and horizontal load. Meanwhile, through holes are vertically formed in the left RC shear wall and the right RC shear wall, the dead weight of the shear wall is reduced, a reinforcement cage can be installed in part of the through holes, concrete poured in the through holes and the hollow holes provided with the reinforcement cage can be equivalent to 'hidden columns' in the shear wall, the transverse shear-resistant bearing capacity of the shear wall is obviously improved, a mold effect is provided for the equivalent 'hidden columns' and the hollow holes at the vertical joints, the using amount of templates is reduced, and construction operation is facilitated. In the assembling construction process, the upper end shear wall and the lower end shear wall can be effectively connected only by pouring hollow holes at the joint of the left RC wall and the right RC wall, so that the assembling is convenient, accurate and rapid.
To sum up, the utility model discloses simple structure, reasonable in design, it compromises convenient assembly, has great horizontal bearing capacity, ductility performance and anti-seismic performance, and the installation accuracy is high, good characteristics such as engineering application prospect is wide.
Drawings
FIG. 1 is a front view of the left and right RC shear wall structures of the present invention;
FIG. 2 is a top view of the left and right RC shear walls of the present invention;
fig. 3(a) is a schematic structural diagram of the left RC shear wall of the present invention;
fig. 3(b) is a schematic structural diagram of the right RC shear wall of the present invention;
FIG. 4 is a schematic structural view of the reinforcement cage of the present invention;
in the figure: 1-left RC shear wall; 2-right RC shear wall; 3-constructing a rib; 4-a through hole; 5-hollow holes; 6-left cuff; 61-non-arcuate end; 62-an arc end; 7-a reinforcement cage; 8-left groove; 9-right cuff; 10-right groove.
Detailed Description
The following provides a more detailed description of the present invention with reference to the accompanying drawings and detailed description.
As shown in fig. 1, 2, 3(a), 3(b) and 4, a vertically connected assembled RC shear wall structure comprises a left RC shear wall 1 and a right RC shear wall 2, wherein a left groove 8 and a right groove 10 which extend along a center line of a connecting surface and are matched with each other are arranged on the connecting surface of the left RC shear wall 1 and the right RC shear wall 2, vertical joints of the left RC shear wall and the right RC shear wall are sealed after the left RC shear wall and the right RC shear wall are connected, so that the left groove 8 and the right groove 10 form a hollow hole 5 with two sealed sides and a through middle part, a plurality of U-shaped left hoops 6 and U-shaped right hoops 9 formed by bending steel bars are respectively arranged in the left groove 8 and the right groove 10 along the axial direction of the hollow hole 5, non-arc-shaped ends 61 of the left hoops 6 and the right hoops 9 are respectively bound on construction ribs 3 in the left RC shear wall 1 and the right RC shear wall 2, and arc-shaped ends 62 of the left hoop 6 and the right hoops 9 extend out of the left groove 8 and the right groove The left hoop 6 and the right hoop 9 are arranged in the hollow hole 5 at intervals, the left RC shear wall 1 and the right RC shear wall 2 are connected with each other through a reinforcing cage 7 which is inserted into the hollow hole 5, penetrates through the openings of the left hoop 6 and the right hoop 9 and is matched with the size and the length of the hollow hole and concrete poured in the hollow hole, a row of through holes 4 which penetrate through the upper end face and the lower end face of the left RC shear wall and the upper end face and the lower end face of the right RC shear wall are respectively arranged on the left RC shear wall and the right RC shear wall along the width direction, and part of the reinforcing cages 3 which are matched with the size and the length of the through holes are embedded in the through holes 4.
In the embodiment, the hollow holes and the through holes are round end-shaped through holes, the through holes 4 and the hollow holes 5 in the left RC shear wall 1 and the right RC shear wall 2 have the short axis length of 1/2-4/5 of the thickness of the RC shear wall, the long axis length of 1.5-2 times of the thickness of the RC shear wall, the center shaft distance of the through holes is 5-8 times of the thickness of the RC shear wall, and the left shear wall and the right shear wall are both embedded with the structural ribs 3 which are uniformly distributed in the wall and at the outer edges of the hollow holes 5; the structure muscle 3 is formed through ligature such as vertical muscle, stirrup in the shear force wall, left and right cuff 6 becomes wholly with the structure muscle 3 ligature in the left and right RC shear force wall respectively, left and right RC shear force wall through-hole 4 in and the hollow hole 5 of vertical seam crossing all be provided with steel reinforcement cage 7, carry out vertical effective connection through the steel reinforcement cage of the embedded left and right U-shaped cuff of concrete placement with left and right RC wall and become whole.
The construction method of the assembled RC shear wall structure with the vertical joint is characterized by comprising the following steps:
a. manufacturing a left RC shear wall and a right RC shear wall:
setting the size of a reserved through hole in the left RC shear wall and the size of a reserved through hole in the right RC shear wall and the size of a left groove and a right groove according to the requirement of shear bearing capacity of the shear wall, respectively manufacturing templates of the left RC shear wall and the right RC shear wall, installing a bound structural rib, a left hoop and a right hoop in the templates of the left RC shear wall and the right RC shear wall, respectively pouring concrete for the left RC shear wall and the right RC shear wall, and carrying out proper maintenance;
b. binding a reinforcement cage:
the number of the reinforcement cages is selected according to the shearing resistance and bearing capacity of the left RC shear wall and the right RC shear wall, the positions of the reinforcement cages to be placed into the through holes are preset, and the reinforcement cages are bound according to the sizes of the through holes and the hollow holes;
c. hoisting construction, assembling in place:
after the left RC shear wall and the right RC shear wall are hoisted at the specified positions, hoisting a plurality of bound reinforcement cages into hollow holes formed by the through holes and the left groove and the right groove respectively;
d. pouring and maintaining:
and simultaneously pouring concrete into the through holes of the left and right RC shear walls with the steel reinforcement cages and the hollow holes at the vertical joints, and then performing conventional proper maintenance on the poured integral RC shear walls.
The above is a preferred embodiment, and the objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (7)
1. The utility model provides a U-shaped cuff vertical connection's assembled RC shear wall structure, includes left RC shear force wall and right RC shear force wall, its characterized in that: the left RC shear wall and the right RC shear wall are connected oppositely and provided with a left groove and a right groove which extend along the central line of the connection surface and are matched with each other, vertical joints of the left RC shear wall and the right RC shear wall are sealed after the left RC shear wall and the right RC shear wall are connected, so that the left groove and the right groove form a hollow hole with two sealed sides and a through middle part, a plurality of U-shaped left hoop and U-shaped right hoop which are formed by bending reinforcing steel bars are respectively distributed in the left groove and the right groove along the axial direction of the hollow hole, the non-arc ends of the left hoop and the right hoop are respectively bound on the constructional ribs in the left RC shear wall and the right RC shear wall, the arc ends of the left hoop and the right hoop extend out of the left groove and the right groove to form openings matched with the size of the hollow hole, the left hoop and the right hoop are distributed in the hollow hole at intervals, and the left RC shear wall and the right RC shear wall are connected with each, And the reinforcing cages which penetrate through the openings of the left hoop and the right hoop and are matched with the hollow holes in size and length and concrete poured in the hollow holes are connected with each other.
2. The assembled RC shear wall structure with the vertically connected U-shaped ferrules according to claim 1, wherein a row of through holes penetrating through the upper end surface and the lower end surface of the left RC shear wall and a row of through holes penetrating through the upper end surface and the lower end surface of the right RC shear wall are respectively formed in the left RC shear wall and the right RC shear wall in the width direction.
3. The assembled RC shear wall structure with the vertically connected U-shaped ferrules according to claim 2, wherein a reinforcement cage matched with the through hole in size and length is embedded in a part of the through hole.
4. The U-shaped cuff vertically connected fabricated RC shear wall structure of claim 2, wherein the construction ribs are bound by longitudinal ribs and hoop ribs in the RC shear wall.
5. The U-shaped ferrule vertically connected fabricated RC shear wall structure of claim 2, wherein the hollow holes and through holes are round-ended through holes.
6. The U-shaped cuff vertically connected fabricated RC shear wall structure of claims 2 to 5, wherein the hollow holes and the through holes are the same in size, the length of the short axis is 1/2-4/5 times of the thickness of the RC shear wall, and the length of the long axis is 1.5-2 times of the thickness of the RC shear wall.
7. The U-shaped ferrule vertically connected fabricated RC shear wall structure according to claim 6, wherein the center-to-center distance of the through holes is 5-8 times the thickness of the RC shear wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291899.1U CN211200815U (en) | 2019-08-09 | 2019-08-09 | Assembled RC shear wall structure with vertically connected U-shaped cuffs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291899.1U CN211200815U (en) | 2019-08-09 | 2019-08-09 | Assembled RC shear wall structure with vertically connected U-shaped cuffs |
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| CN211200815U true CN211200815U (en) | 2020-08-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468997A (en) * | 2019-08-09 | 2019-11-19 | 中南大学 | A kind of assembled RC shear wall structure and its construction method that U-shaped cuff vertically connects |
| CN111962713A (en) * | 2020-08-19 | 2020-11-20 | 青岛丰拓力行装饰工程有限公司 | Shear wall for building assembly |
-
2019
- 2019-08-09 CN CN201921291899.1U patent/CN211200815U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468997A (en) * | 2019-08-09 | 2019-11-19 | 中南大学 | A kind of assembled RC shear wall structure and its construction method that U-shaped cuff vertically connects |
| CN111962713A (en) * | 2020-08-19 | 2020-11-20 | 青岛丰拓力行装饰工程有限公司 | Shear wall for building assembly |
| CN111962713B (en) * | 2020-08-19 | 2021-11-02 | 山东滨地建筑设计院有限公司 | Shear wall for building assembly |
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