CN215759755U

CN215759755U - Novel prefabricated reinforced concrete shear wall with communicating cavity

Info

Publication number: CN215759755U
Application number: CN202121409238.1U
Authority: CN
Inventors: 时延焕
Original assignee: Tianhua Architecture Design Co ltd
Current assignee: Tianhua Architecture Design Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-02-08
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to a novel prefabricated reinforced concrete shear wall with a communicating cavity. The problems that slurry leakage is easily generated in an assembly type building in the prior art, assembly is inconvenient and construction efficiency is low are solved. It includes the shear force wall body, and shear force wall body bottom axial distributes has a plurality of grout sleeve subassemblies, and feeds through each other through the connection cavity structure that sets up in shear force wall body bottom between the grout sleeve subassembly, and shear force wall body top is equipped with the steel bar connection mechanism who corresponds the setting with grout sleeve subassembly, and steel bar connection mechanism forms fixedly with grout sleeve subassembly one end interconnect, and adjacent shear force wall body coupling node department is equipped with grout coupling assembling. The utility model has the advantages that: the purpose that all grout sleeve subassembly grouts can be accomplished to one end slip casting has been realized, has avoided the branch storehouse operation construction before the installation of shear force wall body, has improved the efficiency of construction, has guaranteed the closely knit degree of sleeve grout.

Description

Novel prefabricated reinforced concrete shear wall with communicating cavity

Technical Field

The utility model relates to the technical field of building structures, in particular to a novel prefabricated reinforced concrete shear wall with a communicating cavity.

Background

At present, the assembly type concrete building is developed very rapidly in China, the assembly type technology is widely popularized and applied in various places, various concrete components are prefabricated in factories and transported to a field for installation. In the assembly type building, a prefabricated shear wall component is a prefabricated component which is most applied in the existing assembly type high-rise residential building, the prefabricated shear wall is generally connected through grouting sleeves, when the length of the prefabricated wall body exceeds 1.5 m, warehouse distribution construction needs to be adopted, a seat grouting surface is divided into a plurality of lattices in advance before the component is installed, and grouting materials circulate in the lattices divided by the prefabricated shear wall component during sleeve grouting. At present, according to the construction condition on site, the warehouse dividing method has a plurality of defects in construction, the warehouse dividing is not thorough due to insufficient quality and precision of site construction, the slurry leakage phenomenon exists, moreover, the construction process is increased due to warehouse dividing construction, the construction efficiency is low, the construction period is prolonged, certain adverse effect is generated on the construction progress, and the using effect is poor.

Disclosure of Invention

The utility model aims to solve the problems and provides a novel prefabricated reinforced concrete shear wall with a communicating cavity, which is reasonable in design and good in using effect.

In order to achieve the purpose, the utility model adopts the following technical scheme: this novel prefabricated reinforced concrete shear force wall with intercommunication chamber, including the shear force wall body, shear force wall body bottom axial distribution has a plurality of grout sleeve subassemblies, and communicates each other through the connection cavity structure that sets up in shear force wall body bottom between the grout sleeve subassembly, and shear force wall body top is equipped with the steel bar connection mechanism who corresponds the setting with grout sleeve subassembly, and steel bar connection mechanism forms fixedly with grout sleeve subassembly one end interconnect, and adjacent shear force wall body coupling node department is equipped with grout coupling assembling. Through reserving connection cavity structural connection grout sleeve subassembly in shear force wall bottom, insert in the grout sleeve subassembly that corresponds and pour into the mortar towards grout sleeve subassembly one end through steel bar connection structure during the installation, the mortar is full of all grout sleeve subassemblies through connecting the cavity structure, form fixedly to steel bar connection structure, realized that the purpose that all grout sleeve subassemblies were in the milk can be accomplished in one end slip casting, the branch storehouse operation construction before having avoided the installation of shear force wall body, construction efficiency is improved, construction cycle has been reduced, construction cost has been saved.

In foretell novel prefabricated reinforced concrete shear force wall with intercommunication chamber, grout sleeve subassembly includes that at least two rows are parallel arrangement and wear to locate this internal grout sleeve of shear force wall, and the equidistance distributes between the grout sleeve, and the grout sleeve that just is located different horizontal planes is dislocation set. Therefore, multiple points can be formed between the shear wall bodies, and the connection stability is improved.

In the novel prefabricated reinforced concrete shear wall with the communicating cavity, the grouting sleeve is a semi-connecting sleeve and is pre-embedded in the shear wall body, namely the height of the grouting sleeve is smaller than that of the shear wall body.

In the novel prefabricated reinforced concrete shear wall with the communicating cavity, one side of the grouting sleeve is radially connected with a grouting pipe of which the end part is positioned on the side surface of the shear wall body, and one side of the grouting pipe is provided with a grout outlet pipe which is arranged in parallel with the grouting pipe and of which the end part is also positioned on the side surface of the shear wall body. The arrangement of the grout outlet pipe is beneficial to judging whether the grouting sleeve is filled with mortar or not.

In foretell novel prefabricated reinforced concrete shear force wall with intercommunication chamber, the connection cavity structure sets up and runs through in grout telescopic intercommunication cavity along shear force wall body axial, and intercommunication cavity both ends are convex structure, and the intercommunication cavity cross-section is the rectangle form. The communicating cavity communicates all the grouting sleeves, and the purpose that all the grouting sleeves can be filled with mortar by grouting at one end is achieved.

In the novel prefabricated reinforced concrete shear wall with the communicating cavity, the depth of the communicating cavity is 2-4cm, and the width of the communicating cavity is 3-5cm larger than that of the grouting sleeve.

In foretell novel prefabricated reinforced concrete shear force wall with intercommunication chamber, grout sleeve one end has the steel bar spread groove, and is located the steel bar coupling mechanism one end of shear force wall body upper end and pegs graft in grout sleeve's steel bar spread groove.

In foretell novel prefabricated reinforced concrete shear force wall with intercommunication chamber, steel bar connection mechanism includes that a plurality of and grout sleeve are the connecting reinforcement who corresponds the setting and be located shear force wall body upper end, and is located the connecting reinforcement of shear force wall body lower extreme and pegs graft in grout sleeve. The mutual connection of the connecting steel bars and the grouting sleeves realizes the tight fixation between the shear wall bodies, and the connection is stable.

In the above-mentioned novel precast reinforced concrete shear wall with the communicating chamber, the communicating chamber has a connection opening toward the lower side. The connecting opening is used for filling mortar to realize secondary fixation between the shear wall bodies.

In foretell novel prefabricated reinforced concrete shear force wall with intercommunication chamber, grout coupling assembling is including setting up the bottom and being located the connection mortar of connecting uncovered circumference on the shear force wall body, and connection mortar thickness is less than 1 cm.

Compared with the prior art, the utility model has the advantages that: reasonable in design, moreover, the steam generator is simple in structure, can communicate grout telescopic intercommunication cavity in proper order through reserving bottom shear force wall body, during the assembly, it is fixed to continuous shear force wall body formation in the grout sleeve to utilize connection mortar and tie bar to insert, pour into the mortar towards the slip casting pipe, thereby the mortar fills all grout sleeves through the intercommunication cavity and forms fixedly to the tie bar, the branch storehouse operation construction before having avoided the installation, construction efficiency is improved, and the quality of grout can be improved greatly to the intercommunication cavity, sleeve grout's closely knit degree has been guaranteed, exert huge effect to improving construction quality, excellent in use effect.

Drawings

FIG. 1 is a schematic bottom view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view from another perspective of the present invention;

fig. 4 is a schematic diagram of the connection of the present invention.

In the figure, a shear wall body 1, a grouting sleeve assembly 2, a grouting sleeve 21, a grouting pipe 22, a grout outlet pipe 23, a steel bar connecting groove 24, a connecting cavity structure 3, a connecting cavity 31, a connecting opening 32, a steel bar connecting mechanism 4, a connecting steel bar 41, a grout connecting assembly 5 and connecting mortar 51.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, this novel prefabricated reinforced concrete shear wall with intercommunication chamber, including shear wall body 1, shear wall body 1 bottom axial distribution has a plurality of grout sleeve subassembly 2, and communicates each other through setting up the connection cavity structure 3 in shear wall body 1 bottom between the grout sleeve subassembly 2, shear wall body 1 top is equipped with the steel bar connection mechanism 4 that corresponds the setting with grout sleeve subassembly 2, steel bar connection mechanism 4 forms fixedly with grout sleeve subassembly 2 one end interconnect, and adjacent shear wall body 1 connected node is equipped with grout coupling assembling 5. Through set up the connection cavity structure 3 that can connect grout sleeve subassembly 2 in shear force wall body 1 bottom, fix a position adjacent shear force wall body 1 through grout coupling assembling 5 and steel bar connection mechanism 4 during the assembly, and pour into the mortar towards grout sleeve subassembly 2 one end, thereby it is fixed to form steel bar connection mechanism 4 in connecting cavity structure 3 is full of all grout sleeve subassemblies 2 to the mortar of pouring into, need not to grout one by one, grout quality work efficiency has been improved, excellent in use effect.

Wherein, grout sleeve subassembly 2 includes that at least two rows are parallel arrangement and wear to locate the grout sleeve 21 in shear force wall body 1, and the equidistance distributes between grout sleeve 21, and the grout sleeve 21 that is located different horizontal planes is dislocation set. The multi-point connection can be realized between the shear wall bodies 1 by the arrangement, and the connection stability is improved.

As can be seen, the grouting sleeve 21 is a half-connecting sleeve and is pre-embedded in the shear wall body 1, that is, the height of the grouting sleeve 21 is less than the height of the shear wall body 1.

Obviously, a grouting pipe 22 with an end part located on the side surface of the shear wall body 1 is radially connected to one side of the grouting sleeve 21, and a grout outlet pipe 23 which is arranged in parallel with the grouting pipe 22 and has an end part also located on the side surface of the shear wall body 1 is arranged on one side of the grouting pipe 22. The grouting pipe 22 is used for grouting mortar into the grouting sleeve 21, and when the mortar in the grout outlet pipe 23 overflows, the grouting sleeve 21 is filled with the mortar.

Further, the connecting cavity structure 3 is axially arranged along the shear wall body 1 and sequentially penetrates through the communicating cavity 31 of the grouting sleeve 21, two ends of the communicating cavity 31 are of arc-shaped structures, and the cross section of the communicating cavity 31 is rectangular. The grouting sleeves 21 located at different levels are arranged in a staggered manner, so that the communication cavity 31 is arranged in a V-shaped bent manner.

Specifically, the depth of the communicating cavity 31 is 2-4cm, and the width is 3-5cm larger than the width of the grouting sleeve 21.

Furthermore, one end of the grouting sleeve 21 is provided with a rebar connecting groove 24, and one end of the rebar connecting mechanism 4 located at the upper end of the shear wall body 1 is inserted into the rebar connecting groove 24 of the grouting sleeve 21.

More specifically, the steel bar connecting mechanism 4 includes a plurality of connecting steel bars 41 which are arranged corresponding to the grouting sleeve 21 and are located at the upper end of the shear wall body 1, and the connecting steel bars 41 located at the lower end of the shear wall body 1 are inserted into the grouting sleeve 21. One end of the connecting steel bar 41 is inserted into the steel bar connecting groove 24 at the upper end of the grouting sleeve 21 and is fixed on the inner wall of the shear wall body 1.

Preferably, the communication cavity 31 has a connection opening 32 towards the lower side. The connecting opening 32 is used for filling in the two adjacent shear wall bodies 1 for plug connection.

In detail, the grout joint assembly 5 comprises a joint mortar 51 which is arranged at the upper bottom of the shear wall body 1 and is located at the circumferential direction of the joint opening 32, and the thickness of the joint mortar 51 is less than 1 cm.

In summary, the principle of the present embodiment is: when the shear wall body 1 is prefabricated, the section size and the size of the communicating cavity 31 are determined according to the position and the size of the grouting sleeve 21, after prefabrication and molding, all the grouting sleeves 21 can be connected through the reserved communicating cavity 31, during assembly, connecting mortar 51 is arranged between the shear wall bodies 1, connecting steel bars 41 on adjacent shear wall bodies 1 are inserted into the grouting sleeve 21 on the other shear wall body 1 at the upper end to form positioning, at the moment, mortar is injected into the grouting sleeve 21 through the grouting pipe 22, and as the communicating cavity 31 is connected with all the grouting sleeves 21, all the grouting sleeves 21 can be filled with grouting at one time, so that the fixing of the connecting steel bars 41 is realized.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms shear wall body 1, grouting sleeve assembly 2, grouting sleeve 21, grouting pipe 22, grout outlet pipe 23, rebar connecting groove 24, connecting cavity structure 3, connecting cavity 31, connecting opening 32, rebar connecting mechanism 4, connecting rebar 41, grout connecting assembly 5, connecting grout 51, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a novel prefabricated reinforced concrete shear force wall with intercommunication chamber, includes shear force wall body (1), its characterized in that, shear force wall body (1) bottom axial distribution have a plurality of grout sleeve subassemblies (2), and communicate each other through setting up in connecting cavity structure (3) of power shear force wall body (1) bottom between grout sleeve subassembly (2), shear force wall body (1) top be equipped with and correspond steel bar connection mechanism (4) that set up with grout sleeve subassembly (2), steel bar connection mechanism (4) and grout sleeve subassembly (2) one end interconnect form fixed, and adjacent shear force wall body (1) connected node department is equipped with grout coupling assembling (5).

2. The novel prefabricated reinforced concrete shear wall with the communicating cavity as claimed in claim 1, wherein the grouting sleeve assembly (2) comprises at least two rows of grouting sleeves (21) which are arranged in parallel and penetrate through the shear wall body (1), the grouting sleeves (21) are distributed at equal intervals, and the grouting sleeves (21) on different horizontal planes are arranged in a staggered manner.

3. The novel prefabricated reinforced concrete shear wall with the communicating cavity as claimed in claim 2, wherein the grouting sleeve (21) is a half-connecting sleeve and is pre-embedded in the shear wall body (1), that is, the height of the grouting sleeve (21) is less than that of the shear wall body (1).

4. The novel prefabricated reinforced concrete shear wall with the communicating cavity is characterized in that one side of the grouting sleeve (21) is radially connected with a grouting pipe (22) with the end part positioned on the side surface of the shear wall body (1), one side of the grouting pipe (22) is provided with a grout outlet pipe (23) which is arranged in parallel with the grouting pipe (22) and the end part of which is also positioned on the side surface of the shear wall body (1).

5. The novel prefabricated reinforced concrete shear wall with the communicating cavity as claimed in claim 4, wherein the connecting cavity structure (3) is axially arranged along the shear wall body (1) and sequentially penetrates through the communicating cavity (31) of the grouting sleeve (21), both ends of the communicating cavity (31) are of circular arc structures, and the cross section of the communicating cavity (31) is rectangular.

6. The novel prefabricated reinforced concrete shear wall with the communicating cavities as claimed in claim 5, wherein the depth of the communicating cavities (31) is 2-4cm, and the width is 3-5cm larger than the width of the grouting sleeve (21).

7. The novel prefabricated reinforced concrete shear wall with the communication cavity as claimed in claim 2, wherein one end of the grouting sleeve (21) is provided with a steel bar connecting groove (24), and one end of the steel bar connecting mechanism (4) positioned at the upper end of the shear wall body (1) is inserted into the steel bar connecting groove (24) of the grouting sleeve (21).

8. The novel prefabricated reinforced concrete shear wall with the communicating cavity as claimed in claim 7, wherein the steel bar connecting mechanism (4) comprises a plurality of connecting steel bars (41) which are arranged corresponding to the grouting sleeve (21) and are positioned at the upper end of the shear wall body (1), and the connecting steel bars (41) which are positioned at the lower end of the shear wall body (1) are inserted into the grouting sleeve (21).

9. The novel prefabricated reinforced concrete shear wall with communicating cavities according to claim 6, characterized in that the communicating cavities (31) have connecting openings (32) towards the lower side.

10. The novel prefabricated reinforced concrete shear wall with the communication cavity as claimed in claim 9, wherein the grout connecting component (5) comprises connecting mortar (51) which is arranged at the upper bottom of the shear wall body (1) and is located at the periphery of the connecting opening (32), and the thickness of the connecting mortar (51) is less than 1 cm.