CN210562609U - Prefabricated reinforced concrete tubular column structure that can assemble - Google Patents

Prefabricated reinforced concrete tubular column structure that can assemble Download PDF

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Publication number
CN210562609U
CN210562609U CN201920241353.9U CN201920241353U CN210562609U CN 210562609 U CN210562609 U CN 210562609U CN 201920241353 U CN201920241353 U CN 201920241353U CN 210562609 U CN210562609 U CN 210562609U
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prefabricated
pipe
reinforced concrete
column
concrete
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CN201920241353.9U
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杜闯
张春晓
李砚召
乔金丽
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Hebei University of Technology
Institute of Engineering Protection National Defense Engineering Research Institute Academy of Military Sciences of PLA
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Hebei University of Technology
Institute of Engineering Protection National Defense Engineering Research Institute Academy of Military Sciences of PLA
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Abstract

The utility model relates to a can assemble beam column node technical field, a prefabricated reinforced concrete tubular column structure that can assemble is disclosed, including prefabricated pipe, prefabricated reinforced concrete roof beam and outsourcing steel pipe joint triplex, upper and lower two the prefabricated pipe inserts the vertical joint of outsourcing steel pipe, controls two prefabricated reinforced concrete roof beams and inserts outsourcing steel pipe horizontal joint, adopts the electric welding with outsourcing steel pipe and pre-buried steel sheet welding at column end and beam-ends, at last again pouring core concrete in the prefabricated pipe. The utility model also discloses a construction method of above-mentioned novel node that can assemble. The utility model discloses a beam column component split with frame construction is prefabricated, then on-the-spot assembly to outsourcing steel pipe joint in, forms the novel node of beam column connection, waters a section of thick bamboo core concrete again to realize the batchization and the industrialization of frame construction, can obviously reduce the cost and the construction cost of structure like this, accelerate the construction progress.

Description

Prefabricated reinforced concrete tubular column structure that can assemble
Technical Field
The utility model relates to a can assemble beam column node technical field, especially relate to a prefabricated reinforced concrete tubular column structure that can assemble, the novel node that prefabricated tubular concrete column that can assemble and prefabricated reinforced concrete roof beam are connected.
Background
At present, in the building engineering, a template is required for the construction of a cast-in-place reinforced concrete structure, and the cost of the template in the whole engineering is relatively high. The prefabricated concrete-filled tube composite column is a composite column which is prefabricated with an outer tube in a factory and then is transported to a construction site for pouring core concrete. The prefabricated concrete-filled tube combined column can save the cost of the template. However, the joint connection between the precast concrete-filled tube composite column and the precast reinforced concrete beam is a difficult point, and how to quickly and reliably connect the beam column is a key for the application of the precast concrete-filled tube composite column structure.
Disclosure of Invention
For solving the technical problem that exists among the known technology, the utility model provides a prefabricated reinforced concrete tubular column structure that can assemble can connect the novel node of prefabricated pipe concrete combination post and prefabricated reinforced concrete roof beam.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a prefabricated reinforced concrete pipe column structure capable of being assembled comprises prefabricated pipes of a prefabricated pipe concrete column, prefabricated reinforced concrete beams and externally-coated steel pipe joints, wherein the prefabricated pipes, the prefabricated reinforced concrete beams and the externally-coated steel pipe joints form cross beam-column connection nodes; the top beam plate of the joint connected with the cross beam column is communicated with the upper precast tubular concrete column; the bottom beam plate of the outer-wrapped steel pipe joint is communicated with the lower precast tubular concrete column;
a prefabricated reinforced concrete tubular column structure capable of being assembled, the column end of a prefabricated pipe of the prefabricated pipe concrete column is provided with a pre-buried steel plate; the prefabricated pipe of the prefabricated pipe concrete column is at least two sections of prefabricated reinforced concrete pipes which are mutually connected, the top of the uppermost section of the prefabricated reinforced concrete pipe is connected with the beam slab part, the bottom of the lowermost section of the prefabricated reinforced concrete pipe is connected with the base part, and concrete is arranged in the prefabricated reinforced concrete pipe.
The utility model provides a prefabricated reinforced concrete tubular column structure that can assemble, prefabricated reinforced concrete beam's beam-ends set up pre-buried steel sheet, the bar connection in pre-buried steel sheet and the prefabricated reinforced concrete beam.
The utility model has the advantages and positive effects that: the prefabricated tubular concrete column outer pipe, the prefabricated reinforced concrete beam and the outsourcing steel pipe joint are manufactured in a factory respectively and then transported to a construction site for installation, prefabricated core concrete is poured in a reproduction field, the beam column is connected, and reliable nodes are formed, so that a prefabricated tubular concrete column structural frame is realized, the construction is satisfied in batch and industrialization, the construction cost and the construction cost can be reduced, and the construction progress is accelerated.
Drawings
FIG. 1a is a schematic view of a novel node-encased steel joint; FIG. 1b is a schematic front view of FIG. 1 a;
FIG. 2a is a schematic view of a novel node prefabricated pipe concrete column; 3 FIG. 3 2 3b 3 is 3a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3A 3- 3A 3 of 3 FIG. 3 2 3a 3; 3
FIG. 3a is a schematic view of a novel node precast reinforced concrete beam; FIG. 3B is a cross-sectional view taken along line B-B of FIG. 3 a;
FIG. 4 is a schematic view of the novel node assembly;
fig. 5 is a schematic sectional view of the novel node assembly.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:
as shown in the figure, the prefabricated reinforced concrete pipe column structure capable of being assembled comprises prefabricated pipes of prefabricated pipe concrete columns, prefabricated reinforced concrete beams and an outer-wrapped steel pipe joint 1, wherein the prefabricated pipes, the prefabricated reinforced concrete beams and the outer-wrapped steel pipe joint 1 form nodes connected by cross beams and columns, and the prefabricated reinforced concrete beams 3 are sleeved at the two horizontal ends of the nodes connected by the cross beams and columns; the top beam plate of the joint connected with the cross beam column is communicated with the upper precast tubular concrete column 2; the bottom beam plate of the joint connected with the cross beam column is communicated with the lower precast tubular concrete column 2; the cavity of the steel pipe joint wrapped outside the cross beam-column connecting node is a through hole 1.1; the prefabricated pipes of the prefabricated pipe concrete column wrapped with the steel pipe joints are respectively connected through a rib plate 1.2 prefabricated reinforced concrete beam; the joint connected with the cross beam column is fixedly connected with the horizontal sleeve 4 of the precast reinforced concrete beam 3.
The column end of the prefabricated pipe concrete column 2 is provided with an embedded steel plate 2.2; the prefabricated pipe concrete column 2 is a prefabricated pipe with an outer square and an inner circle, wherein the prefabricated pipe with the outer square and the inner circle is made of 2.4 outer square pipes, 2.3 inner circle pipes and 2.1 concrete, the prefabricated pipe with the outer square and the inner circle is at least two sections of prefabricated reinforced concrete pipes which are connected with each other, the top of the uppermost section of the prefabricated reinforced concrete pipe is connected with a beam slab part, the bottom of the lowermost section of the prefabricated reinforced concrete pipe is connected with a base part, and concrete is arranged in the prefabricated reinforced concrete pipe.
The beam end of the precast reinforced concrete beam 3 is provided with a pre-buried steel plate 3.1, and the pre-buried steel plate 3.1 is connected with a steel bar 3.2 in the precast reinforced concrete beam.
All the prefabricated reinforced concrete pipes are connected through prestressed reinforcements 2.5, and a filling bonding material is arranged between every two adjacent sections of the prefabricated reinforced concrete pipes.
And tooth-shaped joints are arranged at the end parts of the two adjacent sections of the prefabricated reinforced concrete pipes which are connected with each other. And the prefabricated reinforced concrete pipe is internally provided with an electric heating wire 2.6. The top of the uppermost section of the prefabricated reinforced concrete pipe is provided with a joint bar I; the bottom of the lowest section of the prefabricated reinforced concrete pipe is provided with a joint bar II; the arrangement distance of the inserting bars I is 50-500mm, and the length of the inserting bars I extending out of the outer surface of the prefabricated reinforced concrete pipe is 100-500 mm; the arrangement distance of the inserting bars II is 50-500mm, and the length of the inserting bars II extending out of the outer surface of the prefabricated reinforced concrete pipe is 100-500 mm. And the end parts of the two adjacent sections of the prefabricated reinforced concrete pipes which are connected with each other are provided with butt-joint embedded steel plates which are welded with each other.
The utility model provides a prefabricated reinforced concrete tubular column structure that can assemble, includes outsourcing steel pipe joint, connects prefabricated tubular concrete post and prefabricated reinforced concrete roof beam, the node that beam column connects promptly comprises the triplex: the prefabricated pipe of prefabricated tubular concrete column, prefabricated reinforced concrete roof beam and outsourcing steel pipe joint. Prefabricating a prefabricated pipe of the prefabricated pipe concrete column by a factory, and embedding a steel plate at the end of the prefabricated pipe column; prefabricating the prefabricated reinforced concrete beam by a factory, and embedding a steel plate at the end of the prefabricated reinforced concrete beam; the outer-coated short steel pipe joint is processed and formed by a factory.
The construction method of the prefabricated pipe concrete column and the prefabricated reinforced concrete beam novel joint capable of being assembled comprises the following steps: the first step, completing the manufacture of the outer pipes of all the prefabricated pipe concrete columns, the prefabricated reinforced concrete beams and the outer short steel pipe joints; secondly, inserting outer pipes of the upper prefabricated pipe concrete column and the lower prefabricated pipe concrete column into the outer-wrapping steel pipe joints, and thirdly, inserting the left prefabricated reinforced concrete beam and the right prefabricated reinforced concrete beam into the outer-wrapping steel pipe joints; fourthly, welding an outer-coated steel pipe joint to the prefabricated pipe column end embedded steel plate, and welding an outer-coated short steel pipe joint to the prefabricated reinforced concrete beam end embedded steel plate; and fifthly, pouring core concrete into the prefabricated pipe of the prefabricated pipe concrete column, and connecting the beam column end into the outer steel pipe joint integrally to form a strong joint.
Referring to fig. 1 to 5, a prefabricated pipe concrete column and a prefabricated reinforced concrete beam novel joint which can be assembled comprises three parts, namely a prefabricated pipe, a prefabricated reinforced concrete beam and an outer-wrapped steel pipe joint. In the embodiment, in the steel pipe joint for the outer package, the wall thickness of the steel pipe is 5mm, three partition plates are arranged in the middle, the plane size of each partition plate is the same as that of the prefabricated pipe, and the length of the extending part is 0.25 m. The specific dimensions are shown in fig. 1a and fig. 1 b. Two prefabricated pipe concrete columns are provided. Each root is 1m long, the section is an outer square and an inner circle, the side length of the outer square is 0.25m, the diameter of the inner circle is 0.17m, and the concrete dimension reinforcing bars are shown in a figure 2a and a figure 2 b. The length of each beam is 1m, the section of each beam is rectangular, the width of each beam is 0.20 m, the height of each beam is 0.50m, and specific dimension reinforcing bars are shown in a figure 3a and a figure 3 b.
The steel pipe joint is coated with steel; the prefabricated pipe and the prefabricated reinforced concrete beam are made of reinforced concrete, the cement is marked as C25-C120, and all components are prefabricated in advance in factory and transported to a construction site for uniform assembly.
The construction method of the prefabricated pipe concrete column, the prefabricated reinforced concrete beam and the externally-wrapped steel pipe joint which can be assembled comprises the following steps:
firstly, a reinforced concrete pipe and a reinforced concrete beam are prefabricated in a factory. The prefabricated reinforced concrete pipe can be prefabricated by adopting a centrifuge method or a transversely placed pipe structure, and meanwhile, a column end steel plate is embedded. And (3) binding a reinforcement cage in the prefabricated reinforced concrete beam manufacturing process, embedding a column end steel plate, and pouring concrete for forming after a formwork is erected. And manufacturing an outsourcing steel pipe joint in a processing plant. After the three parts of components are finished, transporting the components to a construction site;
secondly, placing the lowest section of the prefabricated reinforced concrete pipe at a specified position by using machinery such as a crane and the like, and then pouring the bottom of the prefabricated pipe and the foundation part into a whole;
thirdly, hoisting the outer-wrapped steel pipe joint to the top of the next prefabricated reinforced concrete pipe, installing the steel pipe joint, and welding the steel joint to the column end embedded steel plate by adopting electric welding;
fourthly, hoisting the precast reinforced concrete beam to the left and right positions of the outer-coated steel pipe joint, installing, and welding the steel joint to the beam end embedded steel plate by adopting electric welding;
fifthly, hoisting the prefabricated reinforced concrete pipe to the top of the outer-wrapped steel pipe joint, installing, and welding the steel joint to the column end embedded steel plate by adopting electric welding;
and sixthly, after the upper prefabricated reinforced concrete pipe, the lower prefabricated reinforced concrete pipe, the left prefabricated reinforced concrete beam and the right prefabricated reinforced concrete beam are connected to the outer-coated steel pipe joint, the core concrete is poured in a reappearance field.
Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and those skilled in the art can make many modifications without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims (3)

1. The utility model provides a prefabricated reinforced concrete tubular column structure that can assemble which characterized in that: the prefabricated pipe of the prefabricated pipe concrete column, the prefabricated reinforced concrete beam and the steel pipe joint (1) which is externally coated form a node which is connected with the cross beam column, and the prefabricated reinforced concrete beam (3) is sleeved at the horizontal two ends of the node which is connected with the cross beam column; the top beam plate of the joint connected with the cross beam column is communicated with the upper precast tubular concrete column (2); the bottom beam plate of the joint connected with the cross beam column is communicated with the lower precast tubular concrete column (2); the outer-wrapped steel pipe joint cavity of the cross beam-column connecting node is a through hole (1.1); the prefabricated pipes of the prefabricated pipe concrete column wrapped with the steel pipe joints are respectively connected with a prefabricated reinforced concrete beam through a rib plate (1.2); the joint connected with the cross beam column is fixedly connected with the horizontal sleeve position (4) of the precast reinforced concrete beam (3).
2. An assemblable prefabricated reinforced concrete pipe string structure as set forth in claim 1, wherein: the column end of the prefabricated pipe concrete column (2) is provided with an embedded steel plate (2.2); the prefabricated pipe concrete column (2) is a prefabricated pipe which is square outside and round inside and is made of a square outside pipe (2.4), a round inside pipe (2.3) and concrete (2.1), the prefabricated pipe which is square outside and round inside is at least two sections of prefabricated reinforced concrete pipes which are connected with each other, the top of the uppermost section of the prefabricated reinforced concrete pipe is connected with a beam slab part, the bottom of the lowermost section of the prefabricated reinforced concrete pipe is connected with a base part, and concrete is arranged in the prefabricated reinforced concrete pipe.
3. An assemblable prefabricated reinforced concrete pipe string structure as set forth in claim 1, wherein: the beam end of the precast reinforced concrete beam (3) is provided with a pre-buried steel plate (3.1), and the pre-buried steel plate (3.1) is connected with a steel bar (3.2) in the precast reinforced concrete beam.
CN201920241353.9U 2019-02-26 2019-02-26 Prefabricated reinforced concrete tubular column structure that can assemble Active CN210562609U (en)

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Application Number Priority Date Filing Date Title
CN201920241353.9U CN210562609U (en) 2019-02-26 2019-02-26 Prefabricated reinforced concrete tubular column structure that can assemble

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109881776A (en) * 2019-02-26 2019-06-14 中国人民解放军军事科学院国防工程研究院工程防护研究所 A kind of assembling prefabricated reinforced concrete tubular column structure and construction method
CN112647592A (en) * 2020-12-08 2021-04-13 中甄住工建设科技(湖北)有限公司 Steel bar connection construction process of precast concrete member

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109881776A (en) * 2019-02-26 2019-06-14 中国人民解放军军事科学院国防工程研究院工程防护研究所 A kind of assembling prefabricated reinforced concrete tubular column structure and construction method
CN112647592A (en) * 2020-12-08 2021-04-13 中甄住工建设科技(湖北)有限公司 Steel bar connection construction process of precast concrete member

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