CN210316185U - Prefabricated shear wall, connected node - Google Patents

Prefabricated shear wall, connected node Download PDF

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Publication number
CN210316185U
CN210316185U CN201920848137.0U CN201920848137U CN210316185U CN 210316185 U CN210316185 U CN 210316185U CN 201920848137 U CN201920848137 U CN 201920848137U CN 210316185 U CN210316185 U CN 210316185U
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wall
leaf wall
steel bars
leaf
prefabricated shear
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CN201920848137.0U
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王万生
刘曙光
薛海明
王建斌
魏金发
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Hohhot Joindo Xingtai Broad Architectural Industry Co ltd
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Hohhot Joindo Xingtai Broad Architectural Industry Co ltd
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Abstract

The utility model relates to a prefabricated shear wall, connected node, including outer page wall and interior page wall that set up parallel to each other, connect through a plurality of trusses between said outer page wall and the interior page wall; a plurality of first stirrups in an inverted U shape are arranged at the tops of the outer leaf wall and the inner leaf wall, one ends of the first stirrups extend into the outer leaf wall from the top end of the outer leaf wall, and the other ends of the first stirrups extend into the inner leaf wall from the top end of the inner leaf wall; the bottom of outer page or leaf wall and interior page or leaf wall is equipped with many second stirrups that are the U type, the one end of second stirrup stretches into in the outer page or leaf wall from the bottom of outer page or leaf wall, the other end of second stirrup stretches into in the interior page or leaf wall from the bottom of interior page or leaf wall. The utility model can ensure that all the wallboards can be connected into a whole by the cast-in-situ concrete on site, and ensure the detectability of the reinforcing steel bar connecting area of the wallboards; and a grouting sleeve is omitted, so that the number of steel bars and embedded parts in the wall body is reduced, the labor capacity of workers is reduced, and the cost is reduced.

Description

Prefabricated shear wall, connected node
Technical Field
The utility model relates to a precast shear wall, connected node belongs to assembly type structure technical field.
Background
At present, a vertical node is in a grouting sleeve connection mode, ribbed steel bars are inserted into a grouting sleeve with an inner cavity of a concave-convex surface, a special high-strength cement-based grouting material is poured and filled in a gap between the sleeve and the steel bars, and the steel bars are anchored in the sleeve after the grouting material is solidified, so that the steel bar connection method is realized.
But now major problems arise: grouting material is as main construction material, and its quality can produce the influence that can not wear out to the construction effect, except its own quality, still includes the concentration condition after the dilution, after all this can influence the inseparable degree of connecting between reinforcing bar and the sleeve, influences its bulk strength. However, this problem may occur in many engineering projects, that is, the quality of the construction material cannot be guaranteed, so this is a problem to be solved quickly. A further problem is the technical level of the constructors and the quality of the complex, which is reflected in different degrees in many industries, since after all the work is still largely performed by the human operators, the capacity of the operators is of utmost importance. The problem can occur in the grouting construction of the steel bar sleeve, mainly because of lack of culture of professional talents, the requirements of construction units during recruitment of constructors are not strict enough, so that most constructors lack of enough working capacity, and the construction quality is influenced by different degrees.
The main disadvantages of the existing preformed hole insertion type slurry anchor connection mode are as follows: 1. without a checking method, whether the grouting material is fully filled in the inner cavity of the grouting sleeve cannot be determined. 2. The cost is high, and the cost price of the grouting sleeve is high. 3. The production degree of difficulty is big, fixes grout sleeve at fixed position, needs the workman to confirm the position, prevents the off tracking. 4. The difficulty of site operation is high, and the danger coefficient is high. When the wall panel is installed on site, the extended steel bars on the lower wall panel need to be accurately inserted into the inner cavity of the grouting sleeve of the previous wall panel, the site operation is complex, and 3-4 workers are needed to cooperate together to complete the operation. 5. The grouting quality cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model relates to a precast shear wall, connected node to make things convenient for the installation of precast shear wall, and guarantee structural strength.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the prefabricated shear wall comprises an outer leaf wall and an inner leaf wall which are arranged in parallel, wherein the outer leaf wall and the inner leaf wall are connected through a plurality of trusses; a plurality of first stirrups in an inverted U shape are arranged at the tops of the outer leaf wall and the inner leaf wall, one ends of the first stirrups extend into the outer leaf wall from the top end of the outer leaf wall, the other ends of the first stirrups extend into the inner leaf wall from the top end of the inner leaf wall, and the first stirrups are sequentially distributed along the width direction of the shear wall; the bottom of outer page or leaf wall and interior page or leaf wall is equipped with many second stirrups that are the U type, the one end of second stirrup stretches into in the outer page or leaf wall from the bottom of outer page or leaf wall, the other end of second stirrup stretches into in the interior page or leaf wall from the bottom of interior page or leaf wall.
Furthermore, the top end of the outer leaf wall is flush with the top end of the inner leaf wall; or the top end of the outer leaf wall is higher than the top end of the inner leaf wall.
A core layer is arranged between the outer leaf wall and the inner leaf wall, preferably, a plurality of through holes penetrating through the top end surface and the lower end surface of the core layer are arranged in the core layer, and further preferably, the through holes are waist-shaped holes; or a gap is reserved between the outer leaf wall and the inner leaf wall, and the distance between the outer leaf wall and the inner leaf wall is 80-120 mm. So, at the prefabricated stage of mill, can keep the hollow structure between outer page or leaf wall and the interior page or leaf wall, pour again on the spot, also can set up the sandwich layer to further set up the through-hole on the sandwich layer, subtract heavy and conveniently pour the operation, also can promote the wholeness and the joint strength of building.
Furthermore, a first vertical steel bar is pre-embedded in the outer page wall, the top end of the first vertical steel bar is connected with one end of the first stirrup extending into the outer page wall, and the bottom end of the first vertical steel bar is connected with one end of the second stirrup extending into the outer page wall; second vertical reinforcing steel bars are pre-buried in the outer page wall, the top ends of the second vertical reinforcing steel bars are connected with one end, extending into the inner page wall, of the first stirrups, and the bottom ends of the second vertical reinforcing steel bars are connected with one end, extending into the inner page wall, of the second stirrups. So, can promote the wholeness of outer page or leaf wall, interior page or leaf wall and prefabricated shear force wall, guarantee structural strength, also can make between the prefabricated shear force wall or the connection between prefabricated shear force wall and other components more stable.
Furthermore, a plurality of first horizontal steel bars are embedded in the outer page wall, and are distributed in sequence along the height direction of the outer page wall; a plurality of second horizontal steel bars are pre-buried in the inner leaf wall and distributed in sequence along the height direction of the inner leaf wall, so that the structural strength is ensured, the steel bars can be arranged as required, and the connection between the side end of the prefabricated shear wall and other components is facilitated.
Further, the distance between the top of the first stirrup and the top of the outer leaf wall is 250-350 mm; the distance between the top of the second stirrup and the bottom end of the outer leaf wall is 250-350mm, sufficient space is provided, a hidden beam with reasonable size is formed, the left-right bending resistance of a connecting node between adjacent prefabricated shear walls and the bearing capacity of the hidden beam are ensured, and the structural strength is further ensured.
Further, the truss includes 2 mutual parallel arrangement and is located third vertical reinforcing bar and the second vertical reinforcing bar in same vertical plane, the second vertical reinforcing bar is parallel to each other with first vertical reinforcing bar, is connected through many slant reinforcing bars respectively between second vertical reinforcing bar and the 2 first vertical reinforcing bars. Due to the arrangement of the truss, the outer leaf wall and the inner leaf wall can have a relatively fixed position relation, and operations such as hoisting are facilitated.
The connecting node between the prefabricated shear walls is suitable for connecting 2 prefabricated shear walls in an upper-lower position relationship, and for convenience of description, the prefabricated shear wall at the upper position is marked as a first prefabricated shear wall, and the prefabricated shear wall at the lower position is marked as a second prefabricated shear wall; the prefabricated shear wall is characterized in that a superposition area exists between a second stirrup of the first prefabricated shear wall and a first stirrup of the second prefabricated shear wall in the horizontal direction, and a plurality of third horizontal steel bars extending along the width direction of the prefabricated shear wall are arranged in the superposition area to form a connection node frame; concrete is poured at the connecting node frame.
Optionally, when a gap is left between the outer leaf wall and the inner leaf wall of the second prefabricated shear wall, or a through hole is formed in the core layer between the outer leaf wall and the inner leaf wall, concrete can be poured from the hollow part or the through hole at the top end of the second prefabricated shear wall until the concrete is poured to the top end of the second prefabricated shear wall. The concrete is cast in situ in the gaps or the through holes in the prefabricated shear wall on site, so that the whole vertical component is connected into a whole, and the integrity of the building is improved.
Preferably, the size of the overlapping area in the vertical direction is not less than 200mm, so as to form a thick enough 'dark beam' and ensure the structural strength.
Furthermore, the number of the third horizontal steel bars is at least 4, wherein at least 2 horizontal steel bars are distributed at the inner top of the first stirrup of the second prefabricated shear wall, and at least 2 horizontal steel bars are distributed at the inner bottom of the second stirrup of the first prefabricated shear wall, so that the horizontal bending resistance of the prefabricated shear wall is improved.
The construction method of the connecting node comprises the following steps:
s1, hoisting the first prefabricated shear wall in place, and enabling the second stirrups of the first prefabricated shear wall to stretch into the space between the first stirrups of the second prefabricated shear wall;
s2, laying third horizontal steel bars in the overlapping area, and binding the third horizontal steel bars on corresponding stirrups to form a connecting node frame;
and S3, erecting a template around the connection node frame, pouring, maintaining and removing the template.
The utility model discloses a to the setting of the upper and lower equal stirrup form of precast shear wall, through the mating reaction of upper precast shear wall second stirrup, the first stirrup of lower floor's precast shear wall and third horizontal reinforcement, can form the hidden beam, guarantee upper and lower precast shear wall connected node's wholeness and structural strength.
The utility model discloses a use of prefabricated shear wall, can cancel vertical grout sleeve joint mode, change into vertical double skin shear wall ring anchor connected node; when the prefabricated shear wall is hoisted, the upper prefabricated shear wall and the lower prefabricated shear wall are ensured to be on the same vertical line through the positioning nodes pre-buried in the prefabricated shear walls, after the upper prefabricated shear wall is hoisted in place, third horizontal steel bars are bound in hoop overlapping areas of the upper prefabricated shear wall and the lower prefabricated shear wall, a formwork is erected, and after concrete is solidified, the next step of work can be carried out.
Further, the concrete may be self-compacting concrete.
The utility model has the advantages that: 1. the connection strength is high, a hidden beam is formed at the connection node, and the horizontal impact or load resisting capacity of the prefabricated shear wall is effectively improved; 2. the apparatus can detect and ensure that all the wall boards can be connected into a whole by using cast-in-place concrete on site, and the detectability of the reinforcing steel bar connecting area of the wall boards is ensured. 3. The cost is low, a grouting sleeve is omitted, the number of steel bars and embedded parts in the wall body is reduced, and the labor amount of workers is reduced. 4. The production difficulty is reduced, and embedded parts such as grouting sleeves and the like do not need to be installed during factory production. 5. The difficulty of site construction is reduced, and the difficulty of site hoisting and hole aligning is greatly reduced. 6. The hollow structure in the middle can be adopted, so the weight of the component is greatly reduced, and the transportation is convenient. 7. Compared with cast-in-place, the quantity of the wall formwork is reduced.
Drawings
Fig. 1 is a vertical sectional view of a precast shear wall according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a connection node according to a first embodiment of the present invention.
Fig. 3 is a cross-sectional view of a truss according to a first embodiment of the present invention.
Fig. 4 is a schematic structural view of a hoisting member according to a first embodiment of the present invention.
Fig. 5 is a sectional view of a precast shear wall according to a second embodiment of the present invention in a horizontal direction.
Detailed Description
The present invention will be described in detail with reference to examples. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
As shown in fig. 1 to 4, a prefabricated shear wall comprises an outer leaf wall 1 and an inner leaf wall 2 which are arranged in parallel, wherein the outer leaf wall 1 and the inner leaf wall 2 are connected through a plurality of trusses 5; the top parts of the outer leaf wall 1 and the inner leaf wall 2 are provided with a plurality of first stirrups 3 in an inverted U shape, one ends of the first stirrups 3 extend into the outer leaf wall from the top end of the outer leaf wall, the other ends of the first stirrups 3 extend into the inner leaf wall from the top end of the inner leaf wall, and the plurality of first stirrups 3 are sequentially distributed along the width direction of the shear wall; the bottom of outer page or leaf wall 1 and interior page or leaf wall 2 is equipped with many second stirrup 4 that are the U type, the one end of second stirrup 4 stretches into in the outer page or leaf wall from the bottom of outer page or leaf wall, the other end of second stirrup 4 stretches into in the interior page or leaf wall from the bottom of interior page or leaf wall.
The top end of the outer leaf wall 1 is higher than the top end of the inner leaf wall 1, so that the prefabricated shear wall can be conveniently connected with the concrete prefabricated plate 10, the connecting end of the concrete prefabricated plate can be placed at the top end of the inner cavity wall 1, after relevant reinforcing steel bars are arranged, the concrete prefabricated plate can be connected with the prefabricated shear wall through cast-in-place, and a cast-in-place layer 11 is formed on the surface of the concrete prefabricated plate.
A core layer 14 is arranged between the outer leaf wall 1 and the inner leaf wall 2, and optionally, the core layer 14 is directly cast by concrete in a factory; as another preferred embodiment, a plurality of through holes 1401 penetrating through the top end surface and the lower end surface of the core layer are arranged in the core layer 14, so that on one hand, the weight of the prefabricated shear wall can be reduced, the transportation is convenient, on the other hand, the pouring is convenient, the integrity of the prefabricated shear wall and the corresponding connecting node is improved, and the structural strength of the fabricated building is improved; further preferably, the through hole is a waist-shaped hole, optionally, the length of the waist-shaped hole in the horizontal direction is 300mm, the width of the waist-shaped hole is 100mm, and the radius of the circular arcs on the two sides of the waist-shaped hole is 50 mm; as another embodiment, a gap is reserved between the outer leaf wall 1 and the inner leaf wall 2, so that the weight is light, the transportation is convenient, and the core layer is cast together with the connecting nodes on the site to form an integrated structure, so that the integrity and the strength of the building can be improved.
The distance between the outer leaf wall 1 and the inner leaf wall 2 is 100 mm.
A first vertical steel bar 12 is embedded in the outer page wall 1, the top end of the first vertical steel bar 12 is connected with one end, extending into the outer page wall, of the first stirrup 3, and the bottom end of the first vertical steel bar 12 is connected with one end, extending into the outer page wall, of the second stirrup 4; second vertical reinforcing steel bars 13 are pre-buried in the outer page wall 1, the top ends of the second vertical reinforcing steel bars 13 are connected with one ends, extending into the inner page wall, of the first stirrups 3, and the bottom ends of the second vertical reinforcing steel bars 13 are connected with one ends, extending into the inner page wall, of the second stirrups 4.
A plurality of first horizontal steel bars 8 are embedded in the outer page wall, and the plurality of first horizontal steel bars 8 are sequentially distributed along the height direction of the outer page wall; a plurality of second horizontal steel bars 9 are pre-embedded in the inner leaf wall, and the second horizontal steel bars 9 are sequentially distributed along the height direction of the inner leaf wall. Optionally, a U-shaped third stirrup 15 is arranged at one side end of the prefabricated shear wall, one end of the third stirrup 15 extends into the outer leaf wall and is connected with the first horizontal steel bar 8, and the other end of the third stirrup 15 extends into the inner leaf wall and is connected with the second horizontal steel bar 9; the other side of prefabricated shear wall is equipped with the fourth stirrup 16 that is the U type, and the one end of this fourth stirrup 16 stretches into in the outer page or leaf wall and is connected with first horizontal reinforcement 8, and the other end of fourth stirrup 16 stretches into in the inner page or leaf wall and is connected with second horizontal reinforcement 9.
The distance between the top of the first stirrup and the top of the outer leaf wall is 300 mm; the distance between the top of the second stirrup and the bottom end of the outer leaf wall is 300 mm.
The top of prefabricated shear wall is equipped with 2 at least hoist and mount pieces 14, hoist and mount piece 14 is including rings portion 1701 that is the type of falling V, the bottom of rings portion is connected with the pre-buried first leg 1702 that stretches in outer page or leaf wall and the pre-buried second that stretches in inner page or leaf wall and 1705, the welding has a plurality of first strengthening ribs 1703 that extend along outer page or leaf wall width direction on the first leg 1702 that stretches, the welding has a plurality of second strengthening ribs 1704 that extend along inner page or leaf wall width direction on the second stretches the leg. The first extending leg and the second extending leg are connected through a plurality of third reinforcing ribs 1706. So, form structural strength height and be connected stable hoist and mount piece with prefabricated shear force wall, make things convenient for the handling of prefabricated shear force wall, can set up the third strengthening rib in the position that is close to the rings portion, slow down or avoid the handling in-process to stretch the stress concentration phenomenon near leg and rings portion junction, prevent that outer page or interior page or leaf wall is impaired.
As shown in fig. 3, the truss 5 includes 2 third vertical rebars 501 and fourth vertical rebars 503 that are parallel to each other and are located in the same vertical plane, the third vertical rebars are parallel to each other, and the fourth vertical rebars are connected with the 2 third vertical rebars through a plurality of oblique rebars 502 respectively, optionally, the third vertical rebars 501 are disposed in the inner page wall, and the fourth vertical rebars are disposed in the outer page wall. Optionally, the truss extends in a vertical direction, and the number of the trusses is a plurality of trusses parallel to each other.
Furthermore, a first steel pipe can be arranged at the upper end of the prefabricated shear wall, a second steel pipe corresponding to the first steel pipe is arranged at the lower end of the prefabricated shear wall, the inner diameter of the first steel pipe is matched with the outer diameter of the second steel pipe, so that during hoisting, the second steel pipe of the prefabricated shear wall on the upper layer can extend into the first steel pipe of the prefabricated shear wall on the lower layer, positioning is achieved, and the upper prefabricated shear wall and the lower prefabricated shear wall are on the same vertical line. Optionally, the first steel pipe is DN40 and the second steel pipe is DN 25.
The connecting node between the prefabricated shear walls is suitable for connecting 2 prefabricated shear walls in an upper-lower position relationship, and for convenience of description, the prefabricated shear wall at the upper position is marked as a first prefabricated shear wall, and the prefabricated shear wall at the lower position is marked as a second prefabricated shear wall; a superposition area exists between the second stirrup 4 of the first prefabricated shear wall and the first stirrup 3 of the second prefabricated shear wall in the horizontal direction, and a plurality of third horizontal steel bars 7 extending along the width direction of the prefabricated shear wall are arranged in the superposition area to form a connection node frame; concrete is poured at the connecting node frame.
The number of the third horizontal steel bars 7 is 6, wherein 2 horizontal steel bars are distributed at the inner top of the first stirrups 3 of the second prefabricated shear wall, 2 horizontal steel bars are distributed at the inner bottom of the second stirrups 4 of the first prefabricated shear wall, and 2 horizontal steel bars are distributed at the middle part of the overlapped area, namely between the inner top and the inner bottom.
The construction method of the connecting node comprises the following steps:
s1, hoisting the first prefabricated shear wall in place, and enabling the second stirrups of the first prefabricated shear wall to stretch into the space between the first stirrups of the second prefabricated shear wall;
s2, laying third horizontal steel bars 7 in the overlapping area, and binding the third horizontal steel bars on corresponding stirrups to form a connecting node frame;
and S3, erecting a template around the connection node frame, pouring, maintaining and removing the template.
To sum up, compare present precast concrete shear wall structure system characteristics and be that structural connection technique adopts vertical connected mode, vertical connected mode generally adopts the bayonet thick liquid anchor connected mode of preformed hole, the utility model discloses a changed this kind of vertical connected mode, changed into the ring anchor and connect, the vertical precast shear wall of better assurance is firmly connected, effectively improves the wholeness and the security of assembling integral concrete structure.
The above-mentioned embodiments are illustrative and should not be construed as limiting the scope of the invention, which is defined by the appended claims, and all modifications of the equivalent forms of the present invention which are obvious to those skilled in the art after reading the present invention.

Claims (11)

1. A prefabricated shear wall comprises an outer leaf wall (1) and an inner leaf wall (2) which are arranged in parallel, wherein the outer leaf wall (1) and the inner leaf wall (2) are connected through a plurality of trusses (5); the novel shear wall is characterized in that a plurality of first stirrups (3) in an inverted U shape are arranged at the tops of the outer leaf wall (1) and the inner leaf wall (2), one ends of the first stirrups (3) extend into the outer leaf wall from the top end of the outer leaf wall, the other ends of the first stirrups (3) extend into the inner leaf wall from the top end of the inner leaf wall, and the first stirrups (3) are sequentially distributed along the width direction of the shear wall; the bottom of outer page or leaf wall (1) and interior page or leaf wall (2) is equipped with many second stirrup (4) that are the U type, the one end of second stirrup (4) stretches into in the outer page or leaf wall from the bottom of outer page or leaf wall, the other end of second stirrup (4) stretches into in the interior page or leaf wall from the bottom of interior page or leaf wall.
2. The precast shear wall of claim 1, wherein the top end of the outer leaf wall (1) is located flush with the top end of the inner leaf wall (2); or the top end of the outer leaf wall (1) is higher than the top end of the inner leaf wall (2).
3. Prefabricated shear wall according to claim 1, characterised in that a core layer (14) is provided between the outer leaf (1) and the inner leaf (2).
4. The precast shear wall of claim 3, wherein the core layer (14) is provided with a plurality of through holes (1401) penetrating through the top and bottom end surfaces of the core layer.
5. The precast shear wall of claim 4, wherein the through-holes are kidney-shaped holes; or a gap is reserved between the outer leaf wall (1) and the inner leaf wall (2).
6. The precast shear wall according to claim 1, wherein first vertical steel bars (12) are embedded in the outer leaf wall (1), the top ends of the first vertical steel bars (12) are connected with one ends of the first stirrups (3) extending into the outer leaf wall, and the bottom ends of the first vertical steel bars (12) are connected with one ends of the second stirrups (4) extending into the outer leaf wall; second vertical steel bars (13) are pre-buried in the outer leaf wall (1), the top ends of the second vertical steel bars (13) are connected with one ends of the first stirrups (3) extending into the inner leaf wall, and the bottom ends of the second vertical steel bars (13) are connected with one ends of the second stirrups (4) extending into the inner leaf wall.
7. The precast shear wall according to claim 1, wherein a plurality of first horizontal steel bars (8) are embedded in the outer leaf wall, and the plurality of first horizontal steel bars (8) are sequentially distributed along the height direction of the outer leaf wall; a plurality of second horizontal steel bars (9) are embedded in the inner leaf wall, and the second horizontal steel bars (9) are sequentially distributed along the height direction of the inner leaf wall.
8. The precast shear wall of claim 1, wherein the distance between the top of the first stirrup and the top of the outer leaf wall is 250-350 mm; the distance between the top of the second stirrup and the bottom end of the outer leaf wall is 250-350 mm.
9. The prefabricated shear wall of claim 1, wherein the truss (5) comprises 2 third vertical steel bars (501) and 2 second vertical steel bars, which are arranged in parallel and located in the same vertical plane, the second vertical steel bars are parallel to the first vertical steel bars, and the second vertical steel bars and the 2 first vertical steel bars are connected through a plurality of oblique steel bars (502).
10. The connection node between prefabricated shear walls as claimed in any one of claims 1 to 9, which is suitable for connection between 2 prefabricated shear walls in an upper-lower position relationship, and for convenience of description, the prefabricated shear wall at the upper position is denoted as a first prefabricated shear wall, and the prefabricated shear wall at the lower position is denoted as a second prefabricated shear wall; the prefabricated shear wall is characterized in that a second stirrup (4) of the first prefabricated shear wall and a first stirrup (3) of the second prefabricated shear wall are overlapped in the horizontal direction, and a plurality of third horizontal steel bars (7) extending along the width direction of the prefabricated shear wall are arranged in the overlapped area to form a connection node frame; concrete is poured at the connecting node frame.
11. The connection node according to claim 10, wherein the number of the third horizontal rebars (7) is at least 4, at least 2 of the third horizontal rebars are distributed on the inner top of the first stirrup (3) of the second prefabricated shear wall, and at least 2 of the third horizontal rebars are distributed on the inner bottom of the second stirrup (4) of the first prefabricated shear wall.
CN201920848137.0U 2019-06-06 2019-06-06 Prefabricated shear wall, connected node Active CN210316185U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111764547A (en) * 2020-06-11 2020-10-13 河海大学 Prefabricated assembly type shear wall structure and manufacturing method thereof
CN112962860A (en) * 2021-02-07 2021-06-15 北京市住宅产业化集团股份有限公司 Longitudinal rib hollow wallboard, reinforcing steel bar hanging ring connecting joint of longitudinal rib hollow wallboard and design and construction method of longitudinal rib hollow wallboard

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111764547A (en) * 2020-06-11 2020-10-13 河海大学 Prefabricated assembly type shear wall structure and manufacturing method thereof
CN111764547B (en) * 2020-06-11 2021-05-11 河海大学 Prefabricated assembly type shear wall structure and manufacturing method thereof
CN112962860A (en) * 2021-02-07 2021-06-15 北京市住宅产业化集团股份有限公司 Longitudinal rib hollow wallboard, reinforcing steel bar hanging ring connecting joint of longitudinal rib hollow wallboard and design and construction method of longitudinal rib hollow wallboard

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