CN220504217U - Connection structure of assembled concrete shear wall - Google Patents
Connection structure of assembled concrete shear wall Download PDFInfo
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- CN220504217U CN220504217U CN202321587036.5U CN202321587036U CN220504217U CN 220504217 U CN220504217 U CN 220504217U CN 202321587036 U CN202321587036 U CN 202321587036U CN 220504217 U CN220504217 U CN 220504217U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 91
- 239000010959 steel Substances 0.000 claims abstract description 91
- 239000002131 composite material Substances 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 14
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 241000288140 Gruiformes Species 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of up-down assembly type shear wall connection in the building industry, and discloses a connection structure of an assembly type concrete shear wall, wherein an upper layer of prefabricated shear wall is arranged at the upper middle position of a left composite floor slab and a right composite floor slab, and a lower layer of prefabricated shear wall is arranged at the lower position of the left composite floor slab and the right composite floor slab; the diagonal bracing members are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall, and buttresses are prefabricated at equal intervals at the bottom of the prefabricated shear wall body; the vertical steel bars are arranged at the positions between the upper precast shear wall and the lower precast shear wall. The utility model has the advantages that: the vertical levelness of the upper precast shear wall and the lower precast shear wall is improved, the accuracy of butt joint installation of the upper precast shear wall and the lower precast shear wall is improved, the installation efficiency and convenience of the upper precast shear wall are improved, the speed of butt joint of the upper precast shear wall and the lower precast shear wall is improved, and the expected implementation of the installation period is ensured.
Description
Technical Field
The utility model belongs to the technical field of up-down assembly type shear wall connection in the building industry, and particularly relates to a connection structure of an assembly type concrete shear wall.
Background
The assembled concrete shear wall structure is an integral concrete shear wall structure formed by fully or partially adopting prefabricated wallboard components and post-pouring concrete and cement-based grouting materials in a reliable connection mode. In recent years, the assembled concrete structure technology which is most widely applied in China and has the fastest development is particularly suitable for high-rise buildings, and has the characteristic of short construction period. Types of prefabricated components that can be implemented in fabricated concrete shear walls include: prefabricated outer walls, prefabricated inner walls, prefabricated composite floor slabs, prefabricated balcony boards, prefabricated air-conditioning boards, prefabricated stairways and the like.
In the prior art, the prefabricated wallboard steel bar connection of the high-rise fabricated shear wall structure usually adopts sleeve grouting connection, double-sided superposed wallboard steel bar lap joint and the like, so that the requirement on construction precision is higher, once the error exceeds an allowable value, wallboard installation is difficult, the construction progress is influenced, and the construction period of the whole project is delayed. The inventor develops a connecting structure of the fabricated concrete shear wall based on the construction progress defect in the prior art, and can well solve the technical problems in the prior art.
Disclosure of Invention
In order to solve the technical problems in the background art, the utility model provides a connecting structure of an assembled concrete shear wall, which is scientific and reasonable in structural design and simple and convenient to install; in order to accelerate the installation of the fabricated shear wall, two concrete piers are arranged at the bottom of a shear wall plate, U-shaped ribs are arranged at the top of vertical steel bars, opening stirrups (vertical steel bars) are arranged at the bottom of the vertical steel bars, connection is achieved through a horizontal section with the height of 300mm, meanwhile, the diameter of the horizontal steel bars is increased to 12mm, and the structural strength of connection of the horizontal sections is enhanced.
The technical scheme adopted for solving the technical problems is as follows: the connecting structure of the assembled concrete shear wall comprises a composite floor slab 1, diagonal bracing members 2 and a precast shear wall 3; the composite floor slab 1 is divided into a left composite floor slab 1 and a right composite floor slab 1 which are in butt joint to form a high-rise floor, and the diagonal bracing member 2 is divided into a left diagonal bracing member 2 and a right diagonal bracing member 2; the precast shear wall 3 is divided into an upper precast shear wall 4 and a lower precast shear wall 5, the upper precast shear wall 4 is arranged at the upper middle position of the left and right superposed floor slabs 1, the lower precast shear wall 5 is arranged at the lower position of the left and right superposed floor slabs 1, and the upper precast shear wall 4 and the lower precast shear wall 5 are horizontally butted up and down; the diagonal bracing pieces 2 are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall 4, the lower end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left superposed floor slab 1, and the upper end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left side of the upper prefabricated shear wall 4; the upper end of the right diagonal bracing member 2 is fixedly hinged with the upper part of the right side of the upper prefabricated shear wall 4, and the upper end of the right diagonal bracing member 2 is fixedly hinged with the bottom of the right composite floor slab 1; the precast shear wall 3 comprises a precast shear wall body 31, precast reinforced bars 32 are uniformly paved on the precast shear wall body 31, buttresses 6 are precast at equal intervals at the bottom of the precast shear wall body 31, and the buttresses 6 are square bodies with large upper end surfaces and small lower end surfaces; the vertical steel bars 7 are arranged at the positions between the upper layer precast shear wall 4 and the lower layer precast shear wall 5, and the vertical steel bars 7 are used for improving the connection strength of cast-in-place concrete between the upper layer precast shear wall 4 and the lower layer precast shear wall 5.
The upper parts of the left diagonal strut member and the right diagonal strut member 2 are equal to the fixed connection height of the upper prefabricated shear wall 4; the left diagonal bracing member and the right diagonal bracing member 2 are arranged at equal intervals in the longitudinal direction of the upper prefabricated shear wall 4.
The diagonal bracing member 2 comprises a welding body 21, wherein the welding body 21 is an iron square body, the welding body 21 is welded and fixed on the upper part of the composite floor slab 1, a hinged sleeve 22 is arranged on the upper part of the welding body 21, and the welding body 21 is fixedly connected with the hinged sleeve 22 through hinging; the lower end of the supporting rod 23 is screwed in the hinged sleeve 22, the upper end of the supporting rod 23 is also screwed and fixed with the hinged sleeve 22, and the hinged sleeve 22 is hinged and fixed with the center of the fixed plate 24; the fixing plate 24 is arranged at the upper left side of the upper precast shear wall 4, the fixing screw holes 25 are through holes penetrating through the upper body of the upper precast shear wall 4, and the bolts 26 penetrate through the fixing screw holes 25 to fix the fixing plate 24 on the upper precast shear wall 4.
The hinge sleeve 22 is hollow with an upper opening closed, and threads are arranged inside the hinge sleeve 22.
The supporting rod 23 comprises a supporting rod body 231, screw thread heads 232 are arranged at two ends of the supporting rod body 231, and the screw thread heads 232 at two ends of the supporting rod body 231 are meshed and fixed with the inner screw threads of the hinge sleeve 22.
The vertical steel bar 7 comprises a vertical steel bar body 71, wherein the vertical steel bar body 71 is of an inverted U shape with hooks at the bottom, and the vertical steel bar bodies 71 are uniformly arranged at equal intervals in the longitudinal direction; four longitudinal steel bars 72 are longitudinally arranged, the upper two longitudinal steel bars are longitudinally arranged at the inner side of the upper part of the vertical steel bar body 71, and the lower two longitudinal steel bars are arranged in the bottom hooks of the vertical steel bar body 71; the four longitudinal steel bars 72 are fixedly connected by two connecting steel bars 73 in a crossing way.
The length of the longitudinal steel bars 72 is equal to the width of the prefabricated shear wall 3, and two connecting steel bars are correspondingly and crosswise arranged on each vertical steel bar body 71.
The installation process of the connecting structure of the assembled concrete shear wall comprises the following steps: placing the prefabricated upper layer prefabricated shear wall 4 of the factory at the upper part of the lower layer prefabricated shear wall 5 through a tower crane, wherein the buttress 6 at the bottom of the upper layer prefabricated shear wall 4 plays a supporting role; then welding bodies 21 on the left and right composite floor slabs 1 respectively, and simultaneously drilling fixing screw holes 25 at the upper part of the upper prefabricated shear wall 4, wherein the fixing screw holes 25 penetrate through the body of the upper prefabricated shear wall 4; simultaneously, the screw heads 232 at the two ends of the supporting rod 23 are respectively screwed and connected with the hinged sleeve 22, and the left and right fixing plates 24 of the fixing plates 24 are fixed on the upper prefabricated shear wall 4 by bolts passing through the fixing screw holes 25; according to the width of the upper prefabricated shear wall 4, a plurality of pairs of left and right diagonal strut members 2 are arranged, at this time, the tower crane leaves, a plurality of vertical steel bar bodies 71 are longitudinally arranged at the joint of the upper prefabricated shear wall 4 and the lower prefabricated shear wall 5, four longitudinal steel bars 72 are longitudinally arranged to be fixedly welded with the vertical steel bar bodies 71, and two connecting steel bars 73 are simultaneously crossed and welded with the four longitudinal steel bars 72. And finally pumping concrete into vertical steel bars 7 between the upper precast shear wall 4 and the lower precast shear wall 5, and pouring the communication piers 6, thereby finally forming a cast-in-place connection structure between the upper precast shear wall 4 and the lower precast shear wall 5. And after the cast-in-place concrete between the upper precast shear wall 4 and the lower precast shear wall 5 is completely condensed, the left diagonal bracing member and the right diagonal bracing member are disassembled according to the opposite installation actions of the diagonal bracing member 2.
The diagonal strut member 2 is divided into a left diagonal strut member 2 and a right diagonal strut member 2; the diagonal bracing pieces 2 are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall 4, the lower end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left superposed floor slab 1, and the upper end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left side of the upper prefabricated shear wall 4; the upper end of the right diagonal bracing member 2 is fixedly hinged with the upper part of the right side of the upper prefabricated shear wall 4, and the upper end of the right diagonal bracing member 2 is fixedly hinged with the bottom of the right composite floor slab 1; the upper parts of the left diagonal strut member and the right diagonal strut member 2 are equal to the upper prefabricated shear wall 4 in fixed connection height. The main purpose of this arrangement is: on the one hand, through the arrangement of the left diagonal bracing piece 2 and the right diagonal bracing piece 2, the upper layer precast shear wall 4 is fixed in a vertical horizontal state, so that the upper layer precast shear wall 4 can be horizontally butted with the upper part of the end face of the lower layer precast shear wall 5. On the other hand, the supporting heights of the left and right inclined layer rod pieces 2 are equal, so that the supporting forces of the left and right upper layer precast shear walls 4 are uniformly distributed, and the stability of the upper layer precast shear walls 4 in the vertical and horizontal directions is ensured.
The diagonal bracing member 2 comprises a welding body 21, wherein the welding body 21 is an iron square body, the welding body 21 is welded and fixed on the upper part of the composite floor slab 1, a hinged sleeve 22 is arranged on the upper part of the welding body 21, and the welding body 21 is fixedly connected with the hinged sleeve 22 through hinging; the lower end of the supporting rod 23 is screwed in the hinged sleeve 22, the upper end of the supporting rod 23 is also screwed and fixed with the hinged sleeve 22, and the hinged sleeve 22 is hinged and fixed with the center of the fixed plate 24; the fixing plate 24 is arranged at the upper left side of the upper precast shear wall 4, the fixing screw holes 25 are through holes penetrating through the upper body of the upper precast shear wall 4, and the bolts 26 penetrate through the fixing screw holes 25 to fix the fixing plate 24 on the upper precast shear wall 4. The welding body 21 is welded to the steel bar inside the composite floor slab 1, the surface of the upper part of the composite floor slab 1 can be drilled first until the steel bar inside the composite floor slab 1 is exposed, and finally the welding body 21 is welded and fixed on the upper part of the composite floor slab 1 by a welding machine. The main purpose of this arrangement is: through the arrangement of the hinged sleeve 22, the supporting rod 23, the threaded head 232, the fixed screw hole 25 and the bolt 26, on one hand, the installation efficiency of the supporting rod 23 is improved, and the installation of the diagonal bracing member 2 becomes convenient and quick. On the other hand, the flexibility in mounting the diagonal strut member 2 is improved.
The precast shear wall 3 comprises a precast shear wall body 31, precast reinforced bars 32 are uniformly paved on the precast shear wall body 31, buttresses 6 are prefabricated at equal intervals at the bottom of the precast shear wall body 31, and the buttresses 6 are square bodies with large upper end surfaces and small lower end surfaces. The main purpose of this arrangement is: the arrangement of the buttress 6 can support the upper layer precast shear wall 4 to a certain height, so that on one hand, the vertical steel bars 7 are conveniently paved, and on the other hand, concrete is conveniently pumped into the vertical steel bars 7, and a connecting structure between the cast-in-situ upper layer precast shear wall 4 and the lower layer precast shear wall 5 is formed.
The vertical steel bars 7 are arranged at the positions between the upper precast shear wall 4 and the lower precast shear wall 5, and the vertical steel bars 7 are used for improving the connection strength of cast-in-place concrete between the upper precast shear wall 4 and the lower precast shear wall 5; the vertical steel bar 7 comprises a vertical steel bar body 71, wherein the vertical steel bar body 71 is of an inverted U shape with hooks at the bottom, and the vertical steel bar bodies 71 are uniformly arranged at equal intervals in the longitudinal direction; four longitudinal steel bars 72 are longitudinally arranged, the upper two longitudinal steel bars are longitudinally arranged at the inner side of the upper part of the vertical steel bar body 71, and the lower two longitudinal steel bars are arranged in the bottom hooks of the vertical steel bar body 71; the four longitudinal steel bars 72 are fixedly connected by two connecting steel bars 73 in a crossing way. The main purpose of this arrangement is: by the arrangement of the vertical steel bar bodies 71, the longitudinal steel bars 72 and the connecting steel bars 73, on one hand, the connection strength of the connection part between the upper layer precast shear wall 4 and the lower layer precast shear wall 5 is improved; on the other hand, the shearing stress resistance of the connection part between the upper layer precast shear wall 4 and the lower layer precast shear wall 5 is improved.
The utility model has the beneficial effects that: through the cooperation of diagonal brace member, buttress and vertical reinforcing bar and upper strata prefabricated shear wall, improved upper strata prefabricated shear wall and lower floor prefabricated shear wall vertical levelness about, improved the accuracy of upper strata prefabricated shear wall and lower floor prefabricated shear wall butt joint installation, simultaneously having improved upper strata prefabricated shear wall installation effectiveness and convenience, improved the speed of upper strata prefabricated shear wall and lower floor prefabricated shear wall installation butt joint, guaranteed the anticipated of installation period.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is an elevation view of a prefabricated shear wall of the present utility model;
fig. 3 is a front view of the vertical reinforcing bar of the present utility model;
the marks in the figure: 1. the composite floor slab comprises a composite floor slab body, 2, diagonal bracing pieces, 21, welding bodies, 22, hinging sleeves, 23, supporting rods, 231, supporting rod bodies, 232, screw heads, 24, fixing plates, 25, fixing screw holes, 26, bolts, 3, prefabricated shear walls, 31, prefabricated shear wall bodies, 32, prefabricated reinforcing steel bars, 4, upper-layer prefabricated shear walls, 5, lower-layer prefabricated shear walls, 6, buttresses, 7, vertical reinforcing steel bars, 71, vertical reinforcing steel bar bodies, 72, longitudinal reinforcing steel bars, 73 and connecting reinforcing steel bars.
Detailed Description
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
The utility model provides a connecting structure of an assembled concrete shear wall, which comprises the following components:
as shown in fig. 1, the diagonal strut member 2 is divided into a left diagonal strut member 2 and a right diagonal strut member 2; the diagonal bracing pieces 2 are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall 4, the lower end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left superposed floor slab 1, and the upper end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left side of the upper prefabricated shear wall 4; the upper end of the right diagonal bracing member 2 is fixedly hinged with the upper part of the right side of the upper prefabricated shear wall 4, and the upper end of the right diagonal bracing member 2 is fixedly hinged with the bottom of the right composite floor slab 1; the upper parts of the left diagonal strut member and the right diagonal strut member 2 are equal to the upper prefabricated shear wall 4 in fixed connection height. The upper layer precast shear wall 4 is fixed in a vertical horizontal state through the arrangement of the left diagonal strut member 2 and the right diagonal strut member 2, so that the upper layer precast shear wall 4 can be horizontally butted with the upper part of the end face of the lower layer precast shear wall 5. The supporting heights of the left and right inclined layer rod pieces 2 are equal, so that the supporting forces of the left and right upper layer precast shear walls 4 are uniformly distributed, and the stability of the vertical and horizontal directions of the upper layer precast shear walls 4 is ensured.
As shown in fig. 1, the diagonal bracing member 2 comprises a welding body 21, the welding body 21 is an iron square body, the welding body 21 is welded and fixed on the upper part of the composite floor slab 1, a hinged sleeve 22 is arranged on the upper part of the welding body 21, and the welding body 21 is fixedly connected with the hinged sleeve 22 through hinging; the lower end of the supporting rod 23 is screwed in the hinged sleeve 22, the upper end of the supporting rod 23 is also screwed and fixed with the hinged sleeve 22, and the hinged sleeve 22 is hinged and fixed with the center of the fixed plate 24; the fixing plate 24 is arranged at the upper left side of the upper precast shear wall 4, the fixing screw holes 25 are through holes penetrating through the upper body of the upper precast shear wall 4, and the bolts 26 penetrate through the fixing screw holes 25 to fix the fixing plate 24 on the upper precast shear wall 4. The welding body 21 is welded to the steel bar inside the composite floor slab 1, the surface of the upper part of the composite floor slab 1 can be drilled first until the steel bar inside the composite floor slab 1 is exposed, and finally the welding body 21 is welded and fixed on the upper part of the composite floor slab 1 by a welding machine. The welding body 21 is fixedly connected with the hinged sleeve 22 through the hinge, and the hinged sleeve 22 is fixedly hinged with the center of the fixing plate 24, so that the supporting rod 23 can move 360 degrees, and the flexibility of the diagonal bracing member 2 during diagonal bracing connection is improved.
As shown in fig. 1, the hinge sleeve 22 is hollow with an upper portion closing the upper opening, and threads are provided inside the hinge sleeve 22; the supporting rod 23 comprises a supporting rod body 231, screw thread heads 232 are arranged at two ends of the supporting rod body 231, and the screw thread heads 232 at two ends of the supporting rod body 231 are meshed and fixed with the inner screw threads of the hinge sleeve 22. The arrangement can improve the connection firmness between the support rod 23 and the hinged sleeve 22 and the connection installation convenience between the support rod 23 and the hinged sleeve 22.
As shown in fig. 1, the upper prefabricated shear wall 4 is disposed at an upper middle position of the left and right composite floor slabs 1, the lower prefabricated shear wall 5 is disposed at a lower position of the left and right composite floor slabs 1, and the upper prefabricated shear wall 4 and the lower prefabricated shear wall 5 are horizontally butted up and down; the diagonal bracing pieces 2 are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall 4, the lower end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left superposed floor slab 1, and the upper end of the left diagonal bracing piece 2 is fixedly hinged with the upper part of the left side of the upper prefabricated shear wall 4; the upper end of the right diagonal bracing member 2 is fixedly hinged with the upper right side of the upper prefabricated shear wall 4, and the upper end of the right diagonal bracing member 2 is fixedly hinged with the bottom of the right composite floor slab 1. The arrangement of the left diagonal strut member 2 and the right diagonal strut member 2 enables the left diagonal strut member 2, the upper layer precast shear wall 4 and the composite floor slab 1 to form a triangular stable supporting structure, and the up-down levelness between the upper layer precast shear wall 4 and the lower layer precast shear wall 5 is improved.
As shown in fig. 1, the left and right diagonal strut members 2 are disposed at equal intervals in the longitudinal direction of the upper precast shear wall 4. The number of the left diagonal strut members 2 and the right diagonal strut members 2 in the longitudinal direction of the upper-layer precast shear wall 4 can be determined according to the width of the upper-layer precast shear wall 4, and the wider the width of the upper-layer precast shear wall 4 is, the correspondingly increased the number of the left diagonal strut members 2 and the right diagonal strut members 2 are arranged.
As shown in fig. 2, the prefabricated shear wall 3 comprises a prefabricated shear wall body 31, prefabricated reinforcing steel bars 32 are uniformly paved on the prefabricated shear wall body 31, buttresses 6 are prefabricated at equal intervals on the bottom of the prefabricated shear wall body 31, and the buttresses 6 are square bodies with large upper end surfaces and small lower end surfaces. The buttress 6 and the prefabricated shear wall 3 are of an integral structure by prefabricating the buttress 6 when the shear wall 3 is prefabricated.
As shown in fig. 3, vertical steel bars 7 are arranged at the position between the upper layer precast shear wall 4 and the lower layer precast shear wall 5, and the vertical steel bars 7 are used for improving the connection strength of cast-in-place concrete between the upper layer precast shear wall 4 and the lower layer precast shear wall 5; the vertical steel bar 7 comprises a vertical steel bar body 71, wherein the vertical steel bar body 71 is of an inverted U shape with hooks at the bottom, and the vertical steel bar bodies 71 are uniformly arranged at equal intervals in the longitudinal direction; four longitudinal steel bars 72 are longitudinally arranged, the upper two longitudinal steel bars are longitudinally arranged at the inner side of the upper part of the vertical steel bar body 71, and the lower two longitudinal steel bars are arranged in the bottom hooks of the vertical steel bar body 71; the four longitudinal steel bars 72 are fixedly connected by two connecting steel bars 73 in a crossing way. The arrangement of the vertical steel bar bodies 71, the longitudinal steel bars 72 and the connecting steel bars 73 enables the steel bar bodies 71 and the longitudinal steel bars 72 to be connected into an integral structure, when the butt joint of the upper precast shear wall 4 and the lower precast shear wall 5 is cast in situ, the upper precast shear wall 4 and the lower precast shear wall 5 are cast into a whole, and the connection strength between the upper precast shear wall 4 and the lower precast shear wall 5 is improved.
The installation process of the connecting structure of the assembled concrete shear wall comprises the following steps: placing the prefabricated upper layer prefabricated shear wall 4 of the factory at the upper part of the lower layer prefabricated shear wall 5 through a tower crane, wherein the buttress 6 at the bottom of the upper layer prefabricated shear wall 4 plays a supporting role; then welding bodies 21 on the left and right composite floor slabs 1 respectively, and simultaneously drilling fixing screw holes 25 at the upper part of the upper prefabricated shear wall 4, wherein the fixing screw holes 25 penetrate through the body of the upper prefabricated shear wall 4; simultaneously, the screw heads 232 at the two ends of the supporting rod 23 are respectively screwed and connected with the hinged sleeve 22, and the left and right fixing plates 24 of the fixing plates 24 are fixed on the upper prefabricated shear wall 4 by bolts passing through the fixing screw holes 25; according to the width of the upper prefabricated shear wall 4, a plurality of pairs of left and right diagonal strut members 2 are arranged, at this time, the tower crane leaves, a plurality of vertical steel bar bodies 71 are longitudinally arranged at the joint of the upper prefabricated shear wall 4 and the lower prefabricated shear wall 5, four longitudinal steel bars 72 are longitudinally arranged to be fixedly welded with the vertical steel bar bodies 71, and two connecting steel bars 73 are simultaneously crossed and welded with the four longitudinal steel bars 72. And finally pumping concrete into vertical steel bars 7 between the upper precast shear wall 4 and the lower precast shear wall 5, and pouring the communication piers 6, thereby finally forming a cast-in-place connection structure between the upper precast shear wall 4 and the lower precast shear wall 5. And after the cast-in-place concrete between the upper precast shear wall 4 and the lower precast shear wall 5 is completely condensed, the left diagonal bracing member and the right diagonal bracing member are disassembled according to the opposite installation actions of the diagonal bracing member 2.
Various modifications to the embodiments described above will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The connecting structure of the assembled concrete shear wall comprises a composite floor slab, diagonal bracing pieces and a prefabricated shear wall; the composite floor slab is divided into a left composite floor slab and a right composite floor slab which are in butt joint to form a high-rise floor, and the diagonal bracing member is divided into a left diagonal bracing member and a right diagonal bracing member; the method is characterized in that: the prefabricated shear wall is divided into an upper prefabricated shear wall and a lower prefabricated shear wall, the upper prefabricated shear wall is arranged at the upper middle position of the left and right composite floor slabs, the lower prefabricated shear wall is arranged at the lower position of the left and right composite floor slabs, and the upper prefabricated shear wall and the lower prefabricated shear wall are horizontally butted up and down; the diagonal bracing members are symmetrically arranged at the left side and the right side of the upper prefabricated shear wall, the lower end of the left diagonal bracing member is fixedly hinged with the upper part of the left composite floor slab, and the upper end of the left diagonal bracing member is fixedly hinged with the upper part of the left side of the upper prefabricated shear wall; the upper end of the right diagonal bracing member is fixedly hinged with the upper part of the right side of the upper prefabricated shear wall, and the upper end of the right diagonal bracing member is fixedly hinged with the bottom of the right superposed floor slab; the prefabricated shear wall comprises a prefabricated shear wall body, wherein prefabricated steel bars are uniformly paved on the prefabricated shear wall body, support piers are prefabricated at equal intervals at the bottom of the prefabricated shear wall body, and the support piers are square bodies with large upper end surfaces and small lower end surfaces; the vertical steel bars are arranged at the positions between the upper layer precast shear wall and the lower layer precast shear wall and are used for improving the connection strength of cast-in-place concrete between the upper layer precast shear wall and the lower layer precast shear wall.
2. The connection structure of the fabricated concrete shear wall according to claim 1, wherein: the upper parts of the left diagonal strut member and the right diagonal strut member are fixedly connected with the upper layer of prefabricated shear wall at the same height; in the longitudinal direction of the upper layer precast shear wall, left and right diagonal strut members are arranged at equal intervals in the front-back direction.
3. The connection structure of the fabricated concrete shear wall according to claim 2, wherein: the diagonal bracing member comprises a welding body, wherein the welding body is an iron square body, the welding body is welded and fixed on the upper part of the composite floor slab, a hinged sleeve is arranged on the upper part of the welding body, and the welding body is fixedly connected with the hinged sleeve through hinging; the lower end of the supporting rod is screwed in the hinged sleeve, the hinged sleeve is screwed and fixed at the upper end of the supporting rod, and the hinged sleeve is hinged and fixed with the center of the fixed plate; the fixed plate is arranged at the upper left side of the upper precast shear wall, the fixed screw holes are through holes penetrating through the upper precast shear wall body, and bolts penetrate through the fixed screw holes to fix the fixed plate on the upper precast shear wall.
4. A connection structure of a fabricated concrete shear wall according to claim 3, wherein: the hinged sleeve is hollow with the upper part closing the upper opening, and threads are arranged in the hinged sleeve.
5. A connection structure of a fabricated concrete shear wall according to claim 3, wherein: the support rod comprises a support rod body, wherein screw thread heads are arranged at two ends of the support rod body, and the screw thread heads at two ends of the support rod body are meshed and fixed with internal screw threads of the hinge sleeve.
6. The connection structure of the fabricated concrete shear wall according to claim 1, wherein: the vertical steel bar comprises a vertical steel bar body, wherein the vertical steel bar body is of an inverted U shape with hooks at the bottom symmetrically, and the vertical steel bar body is uniformly arranged at equal intervals in the longitudinal direction; the four longitudinal steel bars are longitudinally arranged, the upper two longitudinal steel bars are longitudinally arranged at the inner side of the upper part of the vertical steel bar body, and the lower two longitudinal steel bars are arranged in the bottom hooks of the vertical steel bar body; the four longitudinal steel bars are fixedly connected by two connecting steel bars in a crossing way.
7. The connection structure of the fabricated concrete shear wall according to claim 6, wherein: the length of the longitudinal steel bars is equal to the width of the precast shear wall, and two connecting steel bars are correspondingly and crosswise arranged on each vertical steel bar body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321587036.5U CN220504217U (en) | 2023-06-21 | 2023-06-21 | Connection structure of assembled concrete shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321587036.5U CN220504217U (en) | 2023-06-21 | 2023-06-21 | Connection structure of assembled concrete shear wall |
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| Publication Number | Publication Date |
|---|---|
| CN220504217U true CN220504217U (en) | 2024-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321587036.5U Active CN220504217U (en) | 2023-06-21 | 2023-06-21 | Connection structure of assembled concrete shear wall |
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| CN (1) | CN220504217U (en) |
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2023
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