CN113756434B - Column-column connection based on groove-type UHPC splicing member and manufacturing method thereof - Google Patents

Column-column connection based on groove-type UHPC splicing member and manufacturing method thereof Download PDF

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Publication number
CN113756434B
CN113756434B CN202111140409.XA CN202111140409A CN113756434B CN 113756434 B CN113756434 B CN 113756434B CN 202111140409 A CN202111140409 A CN 202111140409A CN 113756434 B CN113756434 B CN 113756434B
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column
spliced
bolt
groove
connecting plate
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CN113756434A (en
Inventor
周云
聂晶鑫
朱正荣
郝官旺
罗先明
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Hunan University
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Hunan University
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21Connections specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21Connections specially adapted therefor
    • E04B1/215Connections specially adapted therefor comprising metallic plates or parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/30Columns; Pillars; Struts
    • E04C3/34Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

The invention provides a column-column connection structure based on a groove-type UHPC splicing member and a manufacturing method thereof, comprising the following steps: the groove type column comprises a column body, a bolt rib and a prefabricated cavity, wherein the bolt rib and the prefabricated cavity are arranged on the column body; the two sections of groove-shaped columns are spliced together to form a section of prefabricated spliced column; a connecting member for connecting the columns; and the bolt rod is used for connecting the spliced pole. All the connecting parts can be produced in a standardized way in a factory, are connected by using national standard bolts, do not need a welding process, are easy and convenient to operate and convenient and quick to construct, and can be assembled in various ways according to requirements.

Description

Column-column connection based on groove-type UHPC splicing member and manufacturing method thereof
Technical Field
The invention belongs to the field of constructional engineering, and particularly relates to a column-column connection based on a groove-type UHPC splicing member and a manufacturing method thereof.
Background
The assembled structural member refers to a member which can be industrially and normally produced in a factory and can be directly installed on a construction site; the single component of the assembled frame structure has small weight, convenient and quick hoisting and construction, and can shorten the construction period.
With the further advocations of the state on low carbon and environmental protection and the increasing demands of people on high-quality construction, the assembled concrete construction has wider development space.
The component adopts ultra-high performance concrete (UHPC) material, has ultra-high mechanical property and durability, and has the characteristics of small dead weight, good toughness, high durability, large design freedom degree, compliance with sustainable development and the like.
Disclosure of Invention
The invention provides a column-column connection based on a groove-type UHPC splicing member and a manufacturing method thereof, and aims to enable the assembled member to be produced rapidly in a factory, and the groove-type UHPC columns can be combined into an H-type splicing column or a rectangular splicing column through bolt connection according to requirements, so that the construction time is saved, and meanwhile, the durability and the strength performance of the column-column connection are greatly improved. The specific technical scheme is as follows:
a post-post connection structure based on a groove-type UHPC splice member, comprising:
the groove type column comprises a column body, a bolt rib and a prefabricated cavity, wherein the bolt rib and the prefabricated cavity are arranged on the column body; the two sections of groove-shaped columns are spliced together to form a section of prefabricated spliced column;
the connecting component is used for connecting the prefabricated spliced pole;
and the bolt rod is used for connecting the two sections of groove-shaped columns.
Further, the web plate of the groove type column is provided with a bolt rib, and a bolt hole is reserved in the bolt rib; a bolt rod disposed in the bolt hole; the bolt rib is made of UHPC material, which provides possibility for bolt splicing and improves the overall performance of the column.
Further, the cylinder of the groove type column can be provided with a solid part according to the requirement and is provided with a bolt hole.
Further, the prefabricated spliced columns are divided into hollow spliced columns or H-shaped spliced columns;
the connecting member is a hollow spliced pole connecting member or an H-shaped spliced pole connecting member.
Further, the connecting member comprises an upper connecting plate, a lower connecting plate, a side connecting plate and stiffening ribs, bolt holes are formed in the upper connecting plate and the lower connecting plate, the upper connecting plate and the lower connecting plate are arranged in parallel, the side connecting plate is arranged between the upper connecting plate and the lower connecting plate and used for connecting the upper connecting plate with the lower connecting plate, the upper connecting plate and the side connecting plate are vertically arranged, and the lower connecting plate and the side connecting plate are vertically arranged.
Further, the main reinforcement end in the prefabricated spliced pole is rolled and threaded for connecting the connecting component.
Further, the main rib end head at the upper end of the prefabricated spliced lower column passes through the bolt hole of the lower connecting plate of the connecting component so as to realize bolt connection between the lower connecting plate and the prefabricated spliced lower column; the main reinforcement end head at the lower end of the prefabricated spliced upper column passes through the bolt hole of the upper connecting plate of the connecting member so as to realize bolt connection between the upper connecting plate and the spliced upper column; the lower prefabricated spliced column is welded with the end head of the main rib of the upper prefabricated spliced column, and after the connecting member is tensioned and yielding, the main rib can continue to stretch, so that the tensile bearing capacity of connection is greatly improved; and finally filling the cavity part of the connecting member with grouting, thereby fully ensuring the design goal of 'strong nodes and weak members'.
Further, the concrete material used by the groove type column is UHPC; and (3) roughening the connection parts between the groove-shaped columns, and coating adhesive materials on the contact surfaces.
Furthermore, the groove-shaped columns are connected through bolts by penetrating bolt holes in the bolt ribs through the bolt rods, nuts and corresponding construction spaces are reserved at corresponding positions of the bolt ribs or the bolt holes, grouting is carried out after the bolts are connected, and the surface of the spliced columns is smooth and free of protruding bolts.
The invention also provides a method for manufacturing the column-column connection structure based on the groove-type UHPC splicing member, which comprises the following steps:
step S1, prefabricating groove-shaped columns, connecting members and corresponding bolt rods with corresponding sizes in a factory, wherein the groove-shaped column sections with different sizes are designed according to requirements; rolling threads on the ends of main ribs at the upper end and the lower end of the prefabricated groove type column body, binding reinforcing steel bars and pouring components; the bolt rib part of the groove-shaped column is not provided with stirrups;
s2, connecting two sections of groove-shaped column cavities back to back through bolt holes in bolt ribs of the two sections of groove-shaped columns by using the bolt rods to form an H-shaped spliced column; or two sections of groove-shaped column cavities are opposite, and the hollow spliced columns are formed by connecting the bolt rods through the bolt holes in the bolt ribs of the two sections of groove-shaped columns; grouting the bolt holes of the spliced pole to ensure the surface to be smooth;
step S3, roughening the connection part of the hollow spliced columns or the H-shaped spliced columns, and roughening the surface of the connection member; coating an adhesive on the joint surface of the two sections of spliced columns to seal gaps and prevent moisture from entering the cavities of the H-shaped spliced columns or the hollow spliced columns, thereby influencing the durability of the structure;
s4, enabling the main rib end heads of the spliced lower columns to penetrate through the lower connecting plates of the connecting members, and bolting two nuts on each main rib; the main reinforcement end head of the spliced upper column penetrates through an upper connecting plate of the connecting member, and an upper bolt on the main reinforcement end head of the spliced lower column is screwed to the main reinforcement end head of the spliced upper column to realize the bolt connection between the spliced column and the connecting member;
and S5, welding the spliced lower column with the spliced upper column main rib end, and finally filling the cavity part of the connecting member with grouting to form a column-column connecting structure.
Compared with the prior art, the invention has the following beneficial technical effects:
1. all the connecting parts can be produced in a standardized way in a factory, are connected by using national standard bolts, do not need a welding process, are easy and convenient to operate and convenient and quick to construct, and can be assembled in various ways according to requirements.
2. When the groove-shaped UHPC component is poured, the pore canal of the mounting bolt is reserved in advance, and the groove-shaped UHPC component is quickly and efficiently connected through the bolt during on-site assembly. No wet operation is needed, the process is simplified, and the environment is protected and energy is saved.
3. The groove-type UHPC component is made of UHPC, so that the structure is high in strength, good in durability, small in component size and convenient to hoist.
4. The bolt rod in the bolt hole of the groove-type UHPC component is replaceable, so that the repair is convenient.
5. The connecting member is firmly connected with the upper column and the lower column, has better overall performance and meets the requirements of strong nodes and weak members.
Drawings
FIG. 1 is a schematic view of an H-shaped spliced column;
FIG. 2 is a schematic view of a hollow spliced column;
FIG. 3 is a schematic view of a connecting member;
FIG. 4 is a schematic diagram of an H-splice column-column connection;
FIG. 5 is a schematic diagram of a hollow spliced pole-to-pole connection;
reference numerals:
1-1-main rib end, 1-2-bolt bar, 1-3-bolt rib, 1-4-groove column, 2-1-main rib end, 2-2-bolt bar, 2-3-column, 3-1-upper connection plate, 3-2-lower connection plate, 3-3-stiffening rib, 3-4-side connection plate, 4-1-upper column, 4-2-H type spliced pole connecting member, 4-3-nut, 4-4 lower column, 5-1-upper column, 5-2-hollow spliced pole connecting member, 5-3-nut, 5-4 lower column.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the present application more apparent, the present application is further described below with reference to fig. 1 to 5.
As can be seen from fig. 1 to 5, a column-column connection structure based on a groove-type UHPC splice member, comprising:
the groove-type column comprises a column body 1-4 (2-3), a bolt rib 1-3 and a prefabricated cavity, wherein the bolt rib 1-3 and the prefabricated cavity are arranged on the column body; the two sections of groove-shaped columns are spliced together to form a section of prefabricated spliced column;
a connecting member 4-2 (5-2) for connecting the prefabricated splice columns 1-4 (2-3);
the bolt rod 1-2 is used for connecting two sections of groove-shaped columns.
Further, the web plate of the groove type column 1-4 (2-3) is provided with a bolt rib 1-3, and a bolt hole is reserved in the bolt rib; a bolt rod 1-2 placed in the bolt hole; the bolt rib 1-3 is made of UHPC material, which provides the possibility of bolt splicing and improves the overall performance of the column.
Furthermore, the columns of the groove-shaped columns 1-4 (2-3) can be provided with solid parts according to requirements and are provided with bolt holes.
Further, the prefabricated spliced pole is divided into a hollow spliced pole 2-3 or an H-shaped spliced pole 1-4; the connecting members include hollow spliced pole connecting members 5-2 or H-shaped spliced pole connecting members 4-2.
Further, the connecting member 4-2 (5-2) comprises an upper connecting plate 3-1, a lower connecting plate 3-2, a side connecting plate 3-4 and stiffening ribs 3-3, bolt holes are formed in the upper connecting plate 3-1 and the lower connecting plate 3-2, the upper connecting plate 3-1 and the lower connecting plate 3-2 are arranged in parallel, the side connecting plate 3-4 is arranged between the upper connecting plate 3-1 and the lower connecting plate 3-2 and used for connecting the upper connecting plate 3-1 and the lower connecting plate 3-2, the upper connecting plate 3-1 and the side connecting plate 3-4 are vertically arranged, and the lower connecting plate 3-2 and the side connecting plate 3-4 are vertically arranged.
Further, the main rib end 1-1 (2-1) in the prefabricated spliced pole 1-4 (2-3) is rolled and used for connecting the connecting component 4-2 (5-2).
Further, the main rib end head 1-1 at the upper end of the prefabricated spliced lower column 4-4 passes through the bolt hole of the lower connecting plate 3-2 so that the lower connecting plate 3-2 and the spliced lower column 4-4 are connected by bolts; the main rib end head 1-1 at the lower end of the spliced upper column 4-1 passes through the bolt hole of the upper connecting plate 3-1, so that the upper connecting plate 3-1 and the spliced upper column 4-1 are connected by bolts; the spliced lower column 4-4 is welded with the spliced upper column 4-1 main rib end 1-1, and after the connecting component 4-2 (5-2) is pulled and yielded, the main rib 1-1 (2-1) can continue to stretch, so that the tensile bearing capacity of connection is greatly improved; finally, grouting is carried out to fill the cavity part of the connecting component 4-2 (5-2), so that the design goal of 'strong nodes and weak components' is fully ensured.
Furthermore, the concrete material used by the prefabricated spliced pole 1-4 (2-3) is UHPC; and (3) roughening the connection part between the prefabricated spliced columns 1-4 (2-3), and coating an adhesive material on the contact surface.
Furthermore, the groove-shaped columns 1-4 (2-3) are connected through bolts by penetrating the bolt rods 1-2 through bolt holes in the bolt ribs 1-3, nuts 4-3 and corresponding construction spaces are reserved at corresponding positions of the bolt ribs 1-3 or the bolt holes, grouting is carried out after the bolts are connected, and the fact that the surface of the spliced column 1-4 (2-3) is smooth and no protruding bolts exist is guaranteed.
The invention also provides a method for manufacturing the column-column connection structure based on the groove-type UHPC splicing member, which comprises the following steps:
step S1, prefabricating groove-shaped columns, connecting members 4-2 (5-2) and corresponding bolt rods 1-2 with corresponding sizes in a factory, wherein the groove-shaped column sections with different sizes are designed according to requirements; rolling threads on the main reinforcement ends 1-1 (2-1) at the upper end and the lower end of the prefabricated groove type column body, binding reinforcing steel bars and pouring components; the bolt rib part of the groove-shaped column is not provided with stirrups;
s2, connecting two sections of groove-shaped column cavities back to back through bolt holes in bolt ribs of the two sections of groove-shaped columns by using the bolt rods to form H-shaped spliced columns 1-4; or two sections of groove-shaped column cavities are opposite, and the hollow spliced columns 2-3 are formed by connecting the bolt rods through the bolt holes in the bolt ribs of the two sections of groove-shaped columns; grouting the bolt holes of the spliced pole to ensure the surface to be smooth;
s3, roughening the connection part of the hollow spliced pole 2-3 or the H-shaped spliced pole 1-4, and roughening the surface of the connecting member 4-2 (5-2); coating an adhesive on the joint surface of the two sections of groove-shaped columns to seal gaps and prevent moisture from entering the cavities of the H-shaped spliced columns 1-4 and the hollow spliced columns 2-3, thereby influencing the durability of the structure;
s4, enabling the main rib end 1-1 (2-1) of the spliced lower column 4-4 (5-4) to penetrate through the lower connecting plate 3-2 of the connecting member 4-2 (5-2), and bolting two nuts 3-3 on each main rib; penetrating the main rib end 1-1 (2-1) of the spliced upper column 4-1 (5-1) through the upper connecting plate 3-1 of the connecting component 4-2 (5-2), and bolting the upper bolt 3-3 of the main rib end 1-1 (2-1) of the spliced lower column 4-4 (5-4) to the main rib end 1-1 (2-1) of the spliced upper column 4-1 (5-1) to realize the bolt connection of the spliced column 1-4 (2-3) and the connecting component 4-2 (5-2);
and S5, welding and connecting the spliced lower column 4-4 (5-4) with the main rib end 1-1 (2-1) of the spliced upper column 4-1 (5-1), and finally filling the cavity part of the connecting member 4-2 (5-2) with grouting so as to form column-column connection.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations can be made to the embodiments of the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. A method of making a post-post connection structure based on a groove-type UHPC splice member, characterized by:
the post-post connection structure based on the groove-type UHPC splicing member comprises: the groove type column comprises a column body, a bolt rib and a prefabricated cavity, wherein the bolt rib and the prefabricated cavity are arranged on the column body; the two sections of groove-shaped columns are spliced together to form a section of prefabricated spliced column; the connecting component is used for connecting the prefabricated spliced pole; the bolt rod is used for connecting the two sections of groove-shaped columns; the web plate of the groove type column is provided with a bolt rib, and a bolt hole is reserved in the web plate; a bolt rod disposed in the bolt hole; the bolt rib is made of UHPC material, so that the possibility of bolt splicing is provided, and the overall performance of the column is improved;
the column body of the groove-shaped column is provided with a solid part and a bolt hole;
the prefabricated spliced columns are hollow spliced columns or H-shaped spliced columns; the connecting member is a hollow spliced pole connecting member or an H-shaped spliced pole connecting member;
the connecting member comprises an upper connecting plate, a lower connecting plate, a side connecting plate and stiffening ribs, bolt holes are formed in the upper connecting plate and the lower connecting plate, the upper connecting plate and the lower connecting plate are arranged in parallel, the side connecting plate is arranged between the upper connecting plate and the lower connecting plate and used for connecting the upper connecting plate and the lower connecting plate, the upper connecting plate and the side connecting plate are vertically arranged, and the lower connecting plate and the side connecting plate are vertically arranged;
the main rib end head of the prefabricated spliced pole is rolled and used for connecting the connecting component;
the method comprises the following steps:
step S1, prefabricating groove-shaped columns, connecting members and corresponding bolt rods with corresponding sizes in a factory, wherein the groove-shaped column sections with different sizes are designed according to requirements; rolling threads on the ends of main ribs at the upper end and the lower end of the prefabricated groove type column body, binding reinforcing steel bars and pouring components; the bolt rib part of the groove-shaped column is not provided with stirrups;
s2, connecting two sections of groove-shaped column cavities back to back through bolt holes in bolt ribs of the two sections of groove-shaped columns by using the bolt rods to form an H-shaped spliced column; or two sections of groove-shaped column cavities are opposite, and the hollow spliced columns are formed by connecting the bolt rods through the bolt holes in the bolt ribs of the two sections of groove-shaped columns; grouting the bolt holes of the spliced pole to ensure the surface to be smooth;
step S3, roughening the connection part of the hollow spliced columns or the H-shaped spliced columns, and roughening the surface of the connection member; coating an adhesive on the joint surface of the two sections of spliced columns to seal gaps and prevent moisture from entering the cavities of the H-shaped spliced columns or the hollow spliced columns, thereby influencing the durability of the structure;
s4, enabling the main rib end heads of the spliced lower columns to penetrate through the lower connecting plates of the connecting members, and bolting two nuts on each main rib; penetrating the main rib end head of the spliced upper column through an upper connecting plate of the connecting member, and bolting an upper bolt on the main rib end head of the spliced lower column to the main rib end head of the spliced upper column to realize the bolt connection of the spliced column and the connecting member;
and S5, welding the spliced lower column with the spliced upper column main rib end, and finally filling the cavity part of the connecting member with grouting to form a column-column connecting structure.
2. A method of making a post-post connection structure based on a channel-type UHPC splice member according to claim 1, characterized by: the main rib end head at the upper end of the prefabricated spliced lower column passes through the bolt hole of the lower connecting plate of the connecting member so as to realize bolt connection between the lower connecting plate and the prefabricated spliced lower column; the main reinforcement end head at the lower end of the prefabricated spliced upper column passes through the bolt hole of the upper connecting plate of the connecting member so as to realize bolt connection between the upper connecting plate and the spliced upper column; the lower prefabricated spliced column is welded with the end head of the main rib of the upper prefabricated spliced column, and after the connecting member is tensioned and yielding, the main rib can continue to stretch, so that the tensile bearing capacity of connection is greatly improved; and finally filling the cavity part of the connecting member with grouting, thereby fully ensuring the design goal of 'strong nodes and weak members'.
3. A method of making a post-post connection structure based on a channel-type UHPC splice member according to claim 1, characterized by: the concrete material used by the groove type column is UHPC; and (3) roughening the connection parts between the groove-shaped columns, and coating adhesive materials on the contact surfaces.
4. A method of making a post-post connection structure based on a channel-type UHPC splice member according to claim 1, characterized by: the groove type columns are connected through bolts, the bolt rods penetrate through bolt holes in the bolt ribs, nuts and corresponding construction spaces are reserved at corresponding positions of the bolt ribs or the bolt holes, grouting is carried out after the bolts are connected, and the surface of the spliced columns is smooth and free of protruding bolts.
CN202111140409.XA 2021-09-28 2021-09-28 Column-column connection based on groove-type UHPC splicing member and manufacturing method thereof Active CN113756434B (en)

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Application Number Priority Date Filing Date Title
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CN113756434B true CN113756434B (en) 2024-01-26

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567701U (en) * 1992-02-19 1993-09-10 株式会社間組 Precast concrete pillar member
JPH07217069A (en) * 1994-02-01 1995-08-15 Fujita Corp Construction method of reinforced concrete pole and constituting precast concrete member thereof
CN105143570A (en) * 2014-03-04 2015-12-09 东莞市石西智能机器制造有限公司 Building structure and construction method for same
CN106381926A (en) * 2016-10-28 2017-02-08 湖南大学 Detachable assembly type splicing node for reinforced concrete columns
CN109267584A (en) * 2018-11-09 2019-01-25 沈阳建筑大学 Assembly concrete prismoid shaped basis and column steel connection structure and assembly method
CN109811882A (en) * 2019-03-18 2019-05-28 重庆大学 A kind of assembly node and assembly method of reinforced column
CN111997192A (en) * 2020-08-06 2020-11-27 东南大学 Precast concrete post concatenation node
CN112112264A (en) * 2020-08-18 2020-12-22 中建三局绿色产业投资有限公司 Prefabricated column connecting joint for dry connection and construction method
CN112761307A (en) * 2021-01-22 2021-05-07 南京城镇建筑设计咨询有限公司 Prefabricated reinforced concrete column node connecting device
CN112942571A (en) * 2021-01-29 2021-06-11 东南大学 Frame column, frame node and all-bolt assembly type frame structure system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567701U (en) * 1992-02-19 1993-09-10 株式会社間組 Precast concrete pillar member
JPH07217069A (en) * 1994-02-01 1995-08-15 Fujita Corp Construction method of reinforced concrete pole and constituting precast concrete member thereof
CN105143570A (en) * 2014-03-04 2015-12-09 东莞市石西智能机器制造有限公司 Building structure and construction method for same
CN106381926A (en) * 2016-10-28 2017-02-08 湖南大学 Detachable assembly type splicing node for reinforced concrete columns
CN109267584A (en) * 2018-11-09 2019-01-25 沈阳建筑大学 Assembly concrete prismoid shaped basis and column steel connection structure and assembly method
CN109811882A (en) * 2019-03-18 2019-05-28 重庆大学 A kind of assembly node and assembly method of reinforced column
CN111997192A (en) * 2020-08-06 2020-11-27 东南大学 Precast concrete post concatenation node
CN112112264A (en) * 2020-08-18 2020-12-22 中建三局绿色产业投资有限公司 Prefabricated column connecting joint for dry connection and construction method
CN112761307A (en) * 2021-01-22 2021-05-07 南京城镇建筑设计咨询有限公司 Prefabricated reinforced concrete column node connecting device
CN112942571A (en) * 2021-01-29 2021-06-11 东南大学 Frame column, frame node and all-bolt assembly type frame structure system

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