KR20170036949A - Connecting sturcture between column and beam - Google Patents

Connecting sturcture between column and beam Download PDF

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Publication number
KR20170036949A
KR20170036949A KR1020150135695A KR20150135695A KR20170036949A KR 20170036949 A KR20170036949 A KR 20170036949A KR 1020150135695 A KR1020150135695 A KR 1020150135695A KR 20150135695 A KR20150135695 A KR 20150135695A KR 20170036949 A KR20170036949 A KR 20170036949A
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KR
South Korea
Prior art keywords
steel structure
longitudinal direction
reinforcing bar
steel
concrete
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KR1020150135695A
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Korean (ko)
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KR101736594B1 (en
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최인락
정경수
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주식회사 포스코
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Priority to KR1020150135695A priority Critical patent/KR101736594B1/en
Publication of KR20170036949A publication Critical patent/KR20170036949A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • E04B1/1903—Connecting nodes specially adapted therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section

Abstract

The present invention provides a pillar structure comprising: a pillar member having a first assembly reinforcing net embedded in a longitudinal direction thereof and a first steel structure connected to the first assembly reinforcing net in a longitudinal direction; A second reinforcing bar net embedded in the longitudinal direction inside the reinforcing bar net, and a second reinforcing bar body connected to the second reinforcing bar net in a longitudinal direction; A connecting joining member inserted into the first steel structure and the second steel structure respectively and connecting the column member and the beam member; And a jointed concrete portion pierced so as to surround a connection portion between the column member and the beam member.

Description

CONNECTING STORCTURE BETWEEN COLUMN AND BEAM [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joining structure of a pillar member and a beam member capable of improving the workability while improving the structural performance.

It should be noted that the contents described in this section merely provide background information on the present invention and do not constitute the prior art.

Conventional reinforced concrete structures are reinforced concrete with excellent tensile resistance and ductility, concrete with excellent compression resistance, formability, refractory performance and economical efficiency.

However, since the reinforced concrete structure is accompanied by the construction work such as the installation of the formwork and the installation of the concrete for the concrete in the field, there is an inconvenience that the field construction is complicated and the workload on the site is increased.

In order to improve the workability of such reinforced concrete work, efforts have been made to improve the productivity and quality, such as processing of reinforcing steel factory, prefabricated reinforcing bars, and factory production.

In recent years, a composite structure type using steel has been utilized. For example, a composite plate using a steel material as a permanent formwork and a steel reinforced concrete structure is used after filling the concrete into a steel plate by forming and welding the steel plate to an open top.

This composite view is advantageous in that it can improve the structural performance by reducing the field work and combining the steel and concrete because the lower reinforcement and formwork installation can be omitted.

However, compared to the reinforced concrete structure, the amount of steel is increased and the structure of the beam-column joint is complicated, and there is a disadvantage that it is difficult to secure a work space for an operator to move with the upper open structure.

In addition, since the steel material is exposed to the outside, the fireproof performance may be a problem when a fire occurs. Therefore, it may be necessary to consider the fireproof coating and corrosion may occur in the exposed steel material itself. There is a problem that it is necessary.

The present invention is to provide a joining structure of a column member and a beam member which can secure a structural performance while improving workability by constructing a connection part between a column member and a beam member through a simple type of insertion between members.

According to an aspect of the present invention, there is provided a reinforced concrete structure having a first reinforcing steel net embedded in a longitudinal direction thereof and a first steel structure connected to the first reinforcing steel net in a longitudinal direction, Column member; A second reinforcing bar net embedded in the longitudinal direction inside the reinforcing bar net, and a second reinforcing bar body connected to the second reinforcing bar net in a longitudinal direction; A connecting joining member inserted into the first steel structure and the second steel structure respectively and connecting the column member and the beam member; And a jointed concrete portion pierced so as to surround a connection portion between the column member and the beam member.

Preferably, the steel structure comprises: a pair of angle members formed in the longitudinal direction; And a connecting space portion formed between the pair of angle members, wherein the connecting joint member is fastened to the pillar member in a state where one side is inserted into the first installation space portion of the first steel structure, May be fastened to the beam member in a state of being inserted into the connection space member in the second installation space portion of the second steel structure.

Preferably, the connecting joint member is a joining main body which is engaged with the first angle member of the pillar member in a state of being inserted into the first installation space portion; And a beam connecting portion extending from the joining body in a direction toward the installation direction of the beam member and engaged with the second angle member of the beam member in a state of being inserted into the second installation space portion of the second steel structure .

Preferably, the joining body is formed of a cruciform iron material whose end portion extends in the direction of the beam member, and the beam connecting portions to be fastened to the beam member are respectively formed at four end regions of the cruciform iron material, May be bolted or welded while being inserted into the second installation space.

Preferably, the beam member comprises: a second concrete portion formed in the longitudinal direction; A second assembly reinforcing bar embedded in the second concrete part and having a second main reinforcing bar and a second reinforcing bar extending in the direction of the connecting part; A second steel structure embedded in the second concrete part and extending from at least one end of the second concrete part in the direction of the connecting part; And a bending member installed in connection with the second steel structure, wherein the second steel structure is provided with a second stirrup, which is installed in the longitudinal direction of the beam member and is disposed above and below the beam member, And can be installed in the inner central region of the vehicle.

Preferably, the second steel structure comprises: an upper steel structure buried in the longitudinal direction above the second concrete portion; And a lower steel structure buried in a longitudinal direction below the second concrete portion, wherein the bending member is disposed between the second installation space of the upper steel structure and the second installation space of the lower steel structure As shown in FIG.

Preferably, the bending member includes: a parallel steel bar disposed on the upper steel structure and the lower steel structure, respectively; And an inclined reinforcing bar connecting the ends of the parallel reinforcing bars disposed in the upper steel structure and the ends of the parallel reinforcing bars disposed in the lower steel building in an oblique direction.

Preferably, the pillar member comprises: a first concrete portion formed in the longitudinal direction; A first assembly reinforcing bar embedded in the first concrete portion and having a first main reinforcing bar and a first reinforcing bar extending in a direction of the connecting portion; And a first steel structure extending from at least one end of the first concrete portion in the direction of the connecting portion, wherein the first steel structure is installed in a longitudinal direction of the column member, And may be installed in an inwardly directed central region of the first struck to be deployed.

Preferably, the pillar member may further include a reinforcing steel member surrounding the plurality of first steel structures and spaced apart in the longitudinal direction of the pillar member.

According to an embodiment of the present invention as described above, it is possible to secure the structural performance while improving the workability by constructing the connecting portion between the column member and the beam member through a simple type of insertion between members.

According to an embodiment of the present invention, since the joining structure of the column member and the beam member is open, the work space of the field worker can be easily secured and the construction state can be easily confirmed.

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a view showing a bonding structure of a column member and a beam member of the present invention. FIG.
2 is an exploded perspective view of a joining structure of the column member and the beam member of the present invention.
3 is a cross-sectional view of the column member of FIG. 2 in a direction AA 'in which a connecting joint member is installed.
4 is a perspective view of a pillar member of a joining structure of the pillar member and the beam member of the present invention.
5 is a perspective view of a connecting joint member of a joining structure of the column member and the beam member of the present invention.
6 is a perspective view of a beam member having a joining structure of the column member and the beam member of the present invention.
FIG. 7 is a view showing a state in which the second steel structure and the bending member of the beam member installed in one embodiment of the present invention are engaged.
8 is a cross-sectional view of the second steel structure shown in FIG. 7 and the beam member provided with the bent member in the B-B 'direction.
FIG. 9 is a view showing a combined state of the second steel structure and the bending member of the beam member installed in another embodiment of the present invention.
10 is a cross-sectional view of the second steel structure shown in FIG. 9 and the beam member provided with the bent member in the CC 'direction.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. However, the embodiments of the present invention can be modified into various other forms, and the scope of the present invention is not limited to the embodiments described below. Further, the embodiments of the present invention are provided to more fully explain the present invention to those skilled in the art. The shape and size of elements in the drawings may be exaggerated for clarity.

Hereinafter, a joining structure of the column member and the beam member according to an embodiment of the present invention will be described in detail with reference to the drawings.

1, a joining structure of the column member and the beam member according to an embodiment of the present invention includes a column member 100, a beam member 200, a connecting joint member 300, and a joint concrete unit 400 .

As shown in FIG. 1 and FIG. 2, the joining structure of the column member and the beam member includes a first assembled reinforcing bar 110 embedded in the longitudinal direction of the first assembled reinforcing bar 110, A first reinforcing bar network 210 embedded in the longitudinal direction of the column member 100 and a second reinforcing bar network 210 connected to the second reinforcing bar network 210, A first steel structure 130 and a second steel structure 230 which are inserted into the first steel structure 130 and the second steel structure 230, A connecting joint member 300 connecting the beam member 100 and the beam member 200 and a jointed concrete part 400 placed so as to surround the connecting portion of the beam member 100 and the beam member 200 .

At this time, the assembled steel reinforcing net, the steel structure and the connecting joint member 300 may all be made of steel and may be joined by a method of joining the steel materials together.

Specifically, the first assembly reinforcing bar 110 and the second steel structure 230 of the column member 100, the second assembly reinforcing bar 210 of the beam member 200 and the second steel structure 230, The first steel structure 130 and the joining joining member 300 and the second steel structure 230 and the joining joining member 300 can be fastened while being integrally integrated by the joining method of the steel materials.

In addition, in the state where the column member 100 and the beam member 200 are primarily integrated by the joining method of the steel members, the jointed concrete which is placed so as to surround the connecting portion of the column member 100 and the beam member 200 (400). ≪ / RTI >

As shown in Fig. 3, the steel structure may include a pair of angle members and an installation space portion.

The steel structure may include a first steel structure 130 installed on the column member 100 and a second steel structure 230 installed on the beam member 200.

The steel structure may include a pair of angle members formed in the longitudinal direction and an installation space portion formed between the pair of angle members.

At least one end portion of the angle member may be embedded in the first concrete portion 150 of the column member 100 and the other side of the angle member may be embedded by the jointed concrete portion 400.

Of course, an angle member may be embedded in the entire longitudinal direction of the column member 100, and one end of the angle member may be exposed in the direction of the connection portion between the column member 100 and the beam member 200. [

The angle member may be formed of a square type of angle member and at least one end of the angle member may be formed with a bent portion in a longitudinal direction at a longitudinal direction thereof to form a jointed concrete portion 400, The adhesion performance and integration between the concrete part 150 and the second concrete part 250 can be improved.

The angle member can have an A-shaped cross-section, and resistance to a lateral force can be improved by a pair of angle members having an A-shaped cross-section. Thus, the connecting member 300, which is a heavy member, So that it is possible to construct multiple layers at a time similar to a steel structure.

Further, since the connection joint member 300 is inserted into the installation space formed between the pair of angle members, no additional additional hardware for installing the connection joint member 300 is required, There is an effect that a joint portion between the relief member 200 and the pillar member 100 can be constructed.

The same members as the angle members applied to the first steel structure 130 and the angle members applied to the second steel structure 230 may be used. In this case, the modularized steel structure can be mass-produced to reduce the construction cost and improve the workability of the worker, thereby making it possible to reduce the construction cost.

As shown in FIGS. 1 and 3, the pair of angle members are spaced apart from each other at regular intervals. While the connecting member 300 is inserted into the space for installation, The joining member 300 can be fastened to the beam member 200 and the pillar member 100. [

At this time, the connection joining member 300 is fastened to the first angle member 131 of the column member 100 in a state where one side is inserted into the first installation space portion 133 of the first steel structure 130 And the other side is fastened to the second angle member 231 of the beam member 200 in a state where the other side is inserted into the connection space member 233 of the second steel structure body 230, .

The column member 100 and the beam member 200 can be integrally joined together by the joining manner between the steel members via the assembled steel bar, the steel structure, and the joining member 300. [

4, the column member 100 may include a first concrete part 150, a first assembly reinforcing net 110, and a first steel structure 130.

The column member 100 includes a first concrete part 150 formed in the longitudinal direction, a first cast iron core 111 embedded in the first concrete part 150 and extended in the direction of the connection part, And a first steel structure 130 extending from at least one end of the first concrete part 150 in the direction of the connection part And the first steel structure 130 may be installed longitudinally in an inward central region of the first stirrer 113 disposed on each side of the pillar member 100.

The first concrete part 150 may be provided as a precast material preliminarily manufactured in the factory and the jointed concrete part 400 may be poured to be connected to the first concrete part 150, The beam member 200 can be integrated.

3 and 4, the column member 100 is provided to surround a plurality of the first steel structures 130, and the reinforcing steel member 130 spaced apart in the longitudinal direction of the column member 100 170).

The first steel structure 130 may be installed longitudinally in an inner central region of the first stirrer 113 formed on each surface of the column member 100.

The column member 100 may be a reinforced concrete column having a rectangular cross section, and the column member 100 may be provided with four beam members 200.

A total of four first steel structures 130 may be disposed on the column member 100 while the first steel structure 130 is disposed on each surface of the column member 100, And an octagonal reinforcing bar provided to surround the steel structure 130.

The octagonal reinforcing bars can be joined to the strakes on each side so that the first steel structure 130, the octagonal reinforcing bars, and the first stir bar 113 can be integrally joined.

5, the connection joining member 300 may include a joining main body 310 and a joining portion 330. [

The joining member 300 includes a joining main body 310 to be engaged with an angle member of the pillar member 100 while being inserted into the first installation space portion 133, (Not shown) formed in the second installation space 233 of the second steel structure 230 and extending in the direction of installation of the beam member 200, 330 may be provided.

The joining part 330 of the joining member 300 can be installed in a simple manner such that it is inserted into the installation space of the steel structure, thereby improving the workability.

An upper fastening hole to be fastened to the upper steel structure 230-1 may be formed on the upper joint and a lower fastening hole to be fastened to the lower steel structure 230-2 may be formed on the beam joint 330. [

The beam connecting portion 330 is inserted into the second installation space portion 233 formed between the upper steel structure 230-1 and the pair of second angle members 231 of the lower steel structure 230-2 The bolt member is fastened to the upper fastener and the lower fastener while being integrated.

The joining main body 310 is formed of a cruciform iron material whose ends extend in the direction of the beam member 200. The four end regions of the cruciform iron material are connected to the beam joining portions 330 And the beam connecting portion 330 may be bolted or welded in a state of being inserted into the second installation space portion 233.

The column member 100 may be a reinforced concrete column having a rectangular cross section, and the column member 100 may be provided with four beam members 200.

Referring to FIG. 6, the beam member 200 may include a second concrete part 250, a second assembled reinforcing bar 210, a second steel structure 230, and a bending member 270.

The beam member 200 includes a second concrete part 250 formed in the longitudinal direction, a second cast iron 211 buried in the second concrete part 250 and extending in the direction of the connecting part, And a second concrete reinforcing net 210 which is embedded in the second concrete part and extends in the direction of the connecting part at at least one of the ends of the second concrete part 250, A dual steel structure 230 and a bending member 270 installed in connection with the second steel structure 230.

The second steel structure 230 may be installed longitudinally in an inward central region of the second stirrup 213 disposed above and below the beam member 200.

Since the second steel structure 230 is formed in the central region in the inner direction of the second stirrer 213, there is less fear of strength reduction due to buckling as compared with the case where the second steel structure 230 is formed at the corner portion.

The second concrete part 250 may be provided as a precast material preliminarily manufactured in the factory and the jointed concrete part 400 may be poured to be connected to the second concrete part 250, (200) can be integrated.

Recently, a composite structure type using a steel material has been utilized. For example, a composite plate is used in which a steel plate is formed into an upper open shape by molding, welding, and then filled with concrete and used as a permanent formwork and a reinforcing steel substitute structure In this case, since the steel material is exposed to the outside, the fireproof performance may be a problem when a fire occurs. Therefore, it is necessary to consider the fireproof coating separately, and corrosion of the steel material exposed to the outside may occur.

On the other hand, since the joining structure of the column member and the beam member of the present invention is formed in an open form, it is easy to secure the work space of the field worker and the confirmation of the construction state is easy, and the steel structure is provided in the concrete part or the jointed concrete part 400, There is an advantage that it is not necessary to provide a separate fireproof coating or the like.

Referring to FIG. 7, the second steel structure 230 may include an upper steel structure 230-1 and a lower steel structure 230-2.

The second steel structure 230 includes an upper steel structure 230-1 embedded in the longitudinal direction on the upper side of the second concrete part 250 and a lower steel structure 230-1 embedded in the lower side of the second concrete part 250 in the longitudinal direction And the lower steel structure 230-2 and the bending member 270 are disposed on the second installation space 233 of the upper steel structure 230-1 and the second installation space 233 of the lower steel structure 230-2. 2 installation space 233, as shown in Fig.

As described above, the upper steel structure 230-1 and the lower steel structure 230-2 are disposed on the upper side and the lower side of the beam member 200 and the upper steel structure 230-1 and the lower steel structure 230-2 The flexural rigidity can be increased while the value of the moment of inertia of the cross section is increased as compared with the reinforcing bars having the same cross section.

The beam member 200 can exhibit a load resistance performance similar to that of the 'H' shaped steel while the upper steel structure 230-1 and the lower steel structure 230-2 are connected through the bending member 270, The supporting ability against the gravity load can be increased, and the workability of the support or the like supporting the form can be reduced and the workability can be improved.

The bending member 270 includes a parallel reinforcing bar 271 and an inclined reinforcing bar 273, and may further include a connecting fitting 275.

8 and 9, the bending member 270 includes a parallel steel bar 271 disposed on the upper steel structure 230-1 and the lower steel structure 230-2, An inclined reinforcing bar 273 connecting the ends of the parallel reinforcing bars 271 disposed in the structure 230-1 and the ends of the parallel reinforcing bars 271 disposed in the lower steel building 230-2 in an oblique direction, .

9 and 10, the bending member 270 fixes at least one of the parallel reinforcing bars 271 and the inclined reinforcing bars 273 so that the upper steel structure 230-1 and the lower And a connection hardware 275 installed on the steel structure 230-2.

The bending member 270 may be installed in the second steel structure 230 via a connection hardware 275 provided between the second installation space 233.

The connecting hardware 275 can be inserted into the second installation space 233 of the upper steel structure 230-1 while the bending member 270 is fixed and the bending member 270 270, the connecting hardware 275, and the upper steel structure 230-1 can be integrated at the same time. Needless to say, the bending member 270, the connecting hardware 275, and the lower steel structure 230-2 can be integrated in the same manner.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. And will be apparent to those skilled in the art.

100: column member 110: first assembly reinforcing bar
111: First Cast Iron 113: 1st Streak
130: first steel structure 131: first angle member
133: first installation space part 150: first concrete part
170: reinforcement steel 200: beam member
210: second assembly reinforcing net 211: second main reinforcing bar
213: Second Strike 230: Second Steel Structure
230-1: upper steel structure 230-2: lower steel structure
231: second angle member 233: second installation space part
250: second concrete part 270: bent member
271: Parallel rebar 273: Reinforced rebar
275: connection hardware 300: connecting joint member
310: joint body 330: beam joint
400: jointed concrete part

Claims (9)

A pillar member having a first reinforcing steel net embedded in the longitudinal direction thereof and a first steel structure connected to the first reinforcing steel net in a longitudinal direction;
A second reinforcing bar net embedded in the longitudinal direction inside the reinforcing bar net, and a second reinforcing bar body connected to the second reinforcing bar net in a longitudinal direction;
A connecting joining member inserted into the first steel structure and the second steel structure respectively and connecting the column member and the beam member; And
And a jointed concrete portion pierced so as to surround a connection portion between the column member and the beam member.
2. The steel structure according to claim 1,
A pair of angle members formed in the longitudinal direction; And
And an installation space portion formed between the pair of angle members,
The connecting joint material may be formed,
And the other end of the first steel structure is inserted into the first installation space of the first steel structure and the other end of the second steel installation is inserted into the second installation space of the second steel structure, Wherein the pillar member and the pillar member are fastened to each other.
The connector according to claim 2,
A joining main body to be coupled to the first angle member of the pillar member in a state of being inserted into the first installation space portion; And
And a joining portion extending from the joining main body in a direction toward the installation direction of the beam member and engaged with the second angle member of the beam member in a state of being inserted into the second installation space portion of the second steel structure Bonding structure of column member and beam member.
The method of claim 3,
Wherein the joining body is formed of a cruciform iron piece whose end portion extends in the direction of the beam member,
Wherein the beam connecting portions to be fastened to the beam member are respectively formed at four end regions of the cruciform iron material,
Wherein the beam connecting portion is bolted or welded in a state of being inserted into the second installation space portion.
The light emitting device according to claim 1,
A second concrete portion formed in a longitudinal direction;
A second assembly reinforcing bar embedded in the second concrete part and having a second main reinforcing bar and a second reinforcing bar extending in the direction of the connecting part;
A second steel structure embedded in the second concrete part and extending from at least one end of the second concrete part in the direction of the connecting part; And
And a bending member connected to the second steel structure,
Wherein the second steel structure comprises:
Wherein the first and second struts are provided in the longitudinal direction of the beam member and are provided at an inner central region of the second strut disposed on the upper side and the lower side of the beam member.
6. The steel structure according to claim 5,
An upper steel structure buried in the longitudinal direction above the second concrete part; And
And a lower steel structure buried in the longitudinal direction below the second concrete part,
The bending member
And a second installation space of the upper steel structure and a second installation space of the lower steel structure.
7. The bending device according to claim 6,
A parallel steel bar disposed on the upper steel structure and the lower steel structure, respectively; And
And an inclined reinforcing bar connecting the ends of the parallel reinforcing bars disposed in the upper steel structure and the ends of the parallel reinforcing bars disposed in the lower steel building in an oblique direction.
The columnar member according to claim 1,
A first concrete portion formed in a longitudinal direction;
A first assembly reinforcing bar embedded in the first concrete portion and having a first main reinforcing bar and a first reinforcing bar extending in a direction of the connecting portion;
And a first steel structure extending from at least one end of the first concrete portion in the direction of the connecting portion,
Wherein the first steel structure comprises:
Wherein the columnar member is installed in the longitudinal direction of the column member and is provided at an inner central region of the first stirrer disposed on each surface of the column member.
9. The apparatus according to claim 8,
And a reinforcement metal provided in a form surrounding the plurality of first steel structures and spaced apart in the longitudinal direction of the column member.
KR1020150135695A 2015-09-24 2015-09-24 Connecting sturcture between column and beam KR101736594B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190127087A (en) * 2018-05-03 2019-11-13 (주)티케이이엔지 Shear Reinforcement Assemblies for Punching Shear Reinforcement of Slab and Column Joints and for Maintaining Concrete Coating Wall Thickness and Its Fabrication Method
CN112282049A (en) * 2020-11-17 2021-01-29 广州地铁设计研究院股份有限公司 Reinforced concrete superposed primary and secondary beam connecting joint and construction method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4676624B2 (en) * 2001-02-13 2011-04-27 株式会社竹中工務店 Connection method of precast concrete beams in column beam joints

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190127087A (en) * 2018-05-03 2019-11-13 (주)티케이이엔지 Shear Reinforcement Assemblies for Punching Shear Reinforcement of Slab and Column Joints and for Maintaining Concrete Coating Wall Thickness and Its Fabrication Method
CN112282049A (en) * 2020-11-17 2021-01-29 广州地铁设计研究院股份有限公司 Reinforced concrete superposed primary and secondary beam connecting joint and construction method thereof

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