WO2018186614A1 - Structure de joint pour éléments de colonne d'acier de section - Google Patents

Structure de joint pour éléments de colonne d'acier de section Download PDF

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Publication number
WO2018186614A1
WO2018186614A1 PCT/KR2018/003449 KR2018003449W WO2018186614A1 WO 2018186614 A1 WO2018186614 A1 WO 2018186614A1 KR 2018003449 W KR2018003449 W KR 2018003449W WO 2018186614 A1 WO2018186614 A1 WO 2018186614A1
Authority
WO
WIPO (PCT)
Prior art keywords
steel
coupling plate
coupling
fastening bolt
column
Prior art date
Application number
PCT/KR2018/003449
Other languages
English (en)
Korean (ko)
Inventor
이창남
Original Assignee
(주)센벡스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)센벡스 filed Critical (주)센벡스
Priority to SG11201909266W priority Critical patent/SG11201909266WA/en
Publication of WO2018186614A1 publication Critical patent/WO2018186614A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/30—Columns; Pillars; Struts
    • E04C3/36—Columns; Pillars; Struts of materials not covered by groups E04C3/32 or E04C3/34; of a combination of two or more materials
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2415—Brackets, gussets, joining plates
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/246—Post to post connections

Definitions

  • the present invention by joining the coupling plate respectively coupled to the upper and lower neighboring end of the shape steel in the pre-assembly frame for forming a composite concrete pillar to join the lower member and the upper member, it is possible to transfer the column stress by acupressure It is about the columnar steel joint structure that can secure the constructability and economic efficiency by simplifying the complicated jointing by the connecting plate.
  • PRC method Prefabricated Reinforced Concrete Column
  • PSRC method Prefabricated Steel Reinforced Concrete Column
  • PRC member replaces some reinforcement of a large-scale pillar member with a girder steel
  • the PSRC frame is a pre-fabricated steel frame in which steel beams such as a-beams are arranged at the corners of columns, and the periphery of these beams is tied with band bars to form an assembly column with high rigidity. It is synthesized to form a strongly synthetic concrete column.
  • the pre-assembled steel frame used a connecting plate mainly for connecting the lower member and the upper member.
  • the joint between the lower member and the upper member (10a, 10b) of the upper member is a pad welding the connecting plate 20 on the outer side of the upper and lower neighboring member steel (10a, 10b) or It was made by bolted to each other (Patent No. 10-2014-137999).
  • connection plate 20 is required a lot, it takes a lot of time to bolt the connection plate 20 to the section steel (10a, 10b) construction takes a long time.
  • connecting plate 20 or a member such as a bolt is located outside the outer surface of the shaped steel (10a, 10b) it is disadvantageous to secure the coating thickness.
  • the bolt coupling hole should be processed in advance in the connection plate 20 and the section steel (10a, 10b).
  • the processing cost of the bolt coupling hole is generally determined according to the weight of the member to be processed, but the shape steel (10a, 10b) has a disadvantage that the processing cost is expensive due to its weight even though the bolt coupling hole is processed only in a portion of the end.
  • cross-section loss may occur in the beam members 10a and 10b due to bolting hole drilling, and may be structurally fragile, and lateral support members near the joints of the beam members 10a and 10b due to the interference of the connection plate 20. There is a risk of buckling in the vicinity of the joints because it is difficult to install them.
  • the present invention simplifies the complex joining by the connecting plate when connecting the lower member and the upper member of the prefabricated steel frame for forming the composite concrete pillars to secure the construction and economical efficiency We want to provide a structure.
  • the present invention can form a coating thickness from the outer surface of the shape steel material to provide a columnar steel joining structure advantageous to secure the coating thickness.
  • the present invention does not need to form a bolt coupling hole in the steel member constituting the lower member and the upper member, there is no cross-sectional loss of the member, to provide a columnar steel joining structure that can save the processing cost of the bolt coupling hole.
  • the present invention is to provide a column-shaped steel joining structure that can be installed freely in the joint portion of the lower member and the upper member to block the risk of buckling in the vicinity of the joint.
  • the present invention according to a preferred embodiment for the upper and lower joining of the lower member and the upper member consisting of a plurality of section steel and a horizontal support member interconnecting the section steel to the outer periphery of the pillar to form a composite concrete pillar
  • the first coupling plate is coupled to the upper end of the lower member of the lower member
  • the second coupling plate is coupled to the lower end of the upper member of the upper member, thereby coupling the first coupling plate and the second coupling plate to each other. It provides a pillar-shaped steel joining structure, characterized in that the lower member is joined up and down.
  • the first coupling plate and the second coupling plate provide a columnar steel joining structure, characterized in that they are mutually coupled by a fastening bolt and a nut.
  • the section steel is a section steel
  • the fastening bolt and the nut are connected to the first joining plate and the second joining plate inside the legs of both sides of the section member. to provide.
  • the fastening bolt includes a head and a main body, and a tool insertion groove for rotating the fastening bolt by fastening a tool is formed at an end of the main body, or a protruding tail is formed. It provides a columnar steel joining structure.
  • the present invention is the fastening bolt is composed of a head portion and the body portion, the upper surface of the head portion of the column-shaped steel, characterized in that the tool insertion groove for rotating the fastening bolt is formed by fastening the tool Provide a joint structure.
  • the lower member and the upper member can be joined to each other by coupling the coupling plates respectively coupled to the ends of the upper and lower neighboring section steel. Accordingly, the column stress can be transmitted by acupressure, and the construction and economical efficiency can be secured by simplifying a complicated joint by a connecting plate coupled to the outside of the steel.
  • connection plate is not coupled to the outer surface of the steel, it is possible to form the coating thickness from the outer surface of the steel. Therefore, it is advantageous to secure the coating thickness of the member.
  • the horizontal support member can be installed freely. Therefore, the risk of buckling occurrence near the junction can be prevented.
  • FIG. 1 is a perspective view showing a vertical joint of a conventional columnar steel.
  • Fig. 2 is a perspective view showing the present invention columnar steel joining structure.
  • FIG 3 is an enlarged perspective view showing the joint of the upper and lower sections.
  • FIG. 4 is an exploded perspective view of FIG. 3.
  • Fig. 5 is a diagram illustrating a stress transmission relationship between joints of upper and lower section steels.
  • FIG. 6 is a perspective view showing an embodiment of the fastening bolt.
  • FIG. 7 is a perspective view showing a fastening method of the fastening bolt shown in FIG.
  • FIG. 8 is a perspective view showing another embodiment of the fastening bolt.
  • FIG. 9 is a perspective view showing another embodiment of the fastening bolt.
  • the pillar-shaped steel joining structure of the present invention includes a lower member composed of a plurality of section steels and horizontal supporting members interconnecting the section steels to the outer edges of the columns, respectively, to form a steel composite concrete pillar.
  • the first coupling plate is coupled to the upper end of the shape member of the lower member
  • the second coupling plate is coupled to the lower end of the shape member of the upper member
  • the first coupling plate and the second Coupled to each other by the coupling plate is characterized in that the upper member and the lower member are joined up and down.
  • FIG. 2 is a perspective view showing the columnar steel joining structure of the present invention
  • FIG. 3 is an enlarged perspective view showing the joining portion of the upper and lower sections.
  • the pillar shaped steel joining structure of the present invention is a plurality of shaped steel (11a, 11b) and the shaped steel (11a, 11b) on the outer periphery of the column, respectively, to form a steel composite concrete pillar
  • the upper and lower members (1a) and the upper member (1b) consisting of lateral support members (12a, 12b) for interconnecting the upper and lower parts, the first coupling to the upper end of the steel member (11a) of the lower member (1a)
  • the plate 13a is coupled, and the second coupling plate 13b is coupled to the lower end of the shape member 11b of the upper member 1b to connect the first coupling plate 13a and the second coupling plate 13b.
  • the lower member 1a and the upper member 1b are composed of cross members 11a and 11b disposed at the corners of the columns and lateral support members 12a and 12b interconnecting neighboring beams 11a and 11b, respectively. do.
  • the lateral support members 12a and 12b may be coupled to each other so as to be spaced apart from each other along the longitudinal direction of the shaped steels 11a and 11b.
  • the lateral support members 12a and 12b may be bolted or welded to the shaped steels 11a and 11b.
  • the shape steel may also be disposed between the shape steels 11a and 11b disposed at the corners of the pillars.
  • the lower member 1a and the upper member 1b may be preassembled in a factory and moved to a site for construction.
  • the first coupling plate 13a and the second coupling plate 13b are respectively coupled to the end portions of the lower members 1a and the respective shape members 11a and 11b of the upper member 1b.
  • first coupling plate 13a is coupled to the upper end of the shaped member 11a of the lower member 1a
  • second coupling plate 13b is coupled to the lower end of the shaped member 11b of the upper member 1b. do.
  • the first coupling plate 13a and the second coupling plate 13b may be welded to the ends of the shaped steels 11a and 11b, respectively.
  • the upper member 1b and the lower member 1a are joined to each other by coupling the first coupling plate 13a and the second coupling plate 13b to each other.
  • the first coupling plate 13a and the second coupling plate 13b may be coupled to each other by a fastening means such as a fastening bolt 21 and a nut 22, and the fastening means may use various other methods including welding. It may be.
  • a fastening means such as a fastening bolt 21 and a nut 22
  • the fastening means may use various other methods including welding. It may be.
  • the compressive force of the pillar-shaped steels 11a and 11b may be transmitted by bearing the first coupling plate 13a and the second coupling plate 13b at the ends of the steel materials 11a and 11b.
  • FIG. 4 is an exploded perspective view of FIG. 3
  • FIG. 5 is a diagram illustrating a stress transmission relationship between joints of upper and lower sections.
  • the first coupling plate 13a and the second coupling plate 13b may be coupled to each other by the fastening bolt 21 and the nut 22.
  • first coupling plate 13a and the second coupling plate 13b may be provided with fastening holes 131 through which the fastening bolts 21 may pass.
  • the first coupling plate 13a and the second coupling plate 13b may be joined by welding, but when the fastening bolt 21 and the nut 22 are used, field welding can be minimized, so that the coupling can be easily and quickly performed. It is possible.
  • the compressive force of the shaped steels 11a and 11b can be transmitted by the pressure of the first coupling plate 13a and the second coupling plate 13b.
  • the tensile force can be transmitted by the coupling between the first coupling plate (13a) and the second coupling plate (13b), specifically can be directly transmitted by the fastening bolt 21. .
  • the upper and lower neighboring steel materials (11a, 11b) can be joined to each other by only one fastening bolt 21, the connection time of construction can be significantly shortened by reducing the bolt coupling point.
  • the column has compressive force and the tensile force on the column is relatively small. Therefore, the shear faces of the shaped steels 11a and 11b are not required for the tension, so the full tensile strength of the cross section is not required to be transmitted at the joint.
  • the fastening bolts 21 support the tensile force at the joint portions of the upper and lower shaped steels 11a and 11b, the tensile force is reduced and the P-M correlation is reduced.
  • the column design strength mainly belongs to the compressive force dominant area, so there is no problem in application.
  • the diameter of the fastening bolt 21 can be determined by the size of the tensile force or shear force acting on the shape steel (11a, 11b).
  • the first coupling plate 13a and the second coupling plate 13b may be additionally welded.
  • high-strength bolts for joining members by friction bonding were mainly used to transfer stresses such as tension and compression in the joints.
  • the compressive force is supported by the acupressure of the first coupling plate 13a and the second coupling plate 13b at the joints of the upper and lower shaped steels 11a and 11b, and the tensile force is supported by the fastening bolt 21. It is not necessary to use high-strength bolts.
  • the steel material (11a, 11b) is a-shaped steel
  • the fastening bolt 21 and the nut 22 is the first coupling plate (13a) and the second coupling plate (13a) of the inner side of the legs (11a, 11b) 13b).
  • the shaped steels 11a and 11b may use various cross-sectional shapes such as a-beams and c-beams.
  • a-beams as the shape steels (11a, 11b) it is advantageous to attach to other members, such as beams using the coupling plate, or when the attachment to the lateral support members (12a, 12b).
  • the a-beam is large in cross section and has a long buckling length, so the flexural rigidity is excellent, and the pre-assembled lower member 1a or the upper member 1b including the a-beam is rigid when transported and assembled on site. It is large and stable, and it is also advantageous to secure straightness during manufacturing.
  • FIG. 6 is a perspective view showing an embodiment of the fastening bolt
  • Figure 7 is a perspective view showing a fastening method of the fastening bolt shown in Figure 6
  • Figure 8 is a perspective view showing another embodiment of the fastening bolt.
  • the fastening bolt 21 is composed of a head 211 and the main body 212, the fastening bolt 21 by fastening a tool to the end of the main body 212
  • Tool insertion groove 213 for rotating the () may be formed or the rotating tail portion 214 may be configured to protrude.
  • the nut 22 or the head 211 is replaced with the head 211 or the nut 22 of the fastening bolt 21 by a tool.
  • the tool can be rotated only when a distance of a predetermined distance or more is secured between the outer circumferential surface of the head 211 or the nut 22 of the fastening bolt 21 and one surface of the shaped steels 11a and 11b.
  • the fastening bolt 21 is fastened by fastening the tool to the lower end of the main body portion 212 of the fastening bolt 21.
  • a tool insertion groove 213 or a rotating tail portion 214 is formed at the bottom of the main body 212 so as to rotate.
  • the tool insertion groove 213 is formed at the bottom of the main body 212 of the fastening bolt 21.
  • the bottom of the main body 212 of the fastening bolt 21 is formed.
  • Rotating tail portion 214 is formed to protrude.
  • the wrench 3 is inserted into the tool insertion groove 213 in the state in which the nut 22 is fixed with another tool 4 or the rotary tail portion 214 is inserted into the socket wrench. Or by rotating the rotating tail portion 214, the nut 22 may be fastened to the fastening bolt 21.
  • the tool insertion groove 213 or the rotary tail portion 214 may be formed in a polygonal shape or the like corresponding to the shape of the tool to be fixed by the tool.
  • the rotating tail portion 214 is preferably formed to be smaller than or equal to the diameter of the body portion 212 so that the nut 22 can be coupled.
  • FIG. 9 is a perspective view showing another embodiment of the fastening bolt.
  • the fastening bolt 21 includes a head 211 and a main body 212, and fastens a fastening bolt 21 by fastening a tool to a center of an upper surface of the head 211.
  • Tool insertion groove 213 for rotating may be configured to be formed.
  • the length of the body portion 212 does not need to be formed to protrude to the lower portion of the nut 22. Therefore, a relatively short fastening bolt 21 can be used.
  • the present invention can be bonded to the lower member and the upper member by mutually coupling the coupling plates respectively coupled to the ends of the up and down neighboring section steel in the pre-assembled frame for forming a composite concrete pillar. Accordingly, there is an industrial applicability in that the column stress can be transmitted by acupressure, and the construction and economical efficiency can be secured by simplifying a complicated joint by a connection plate coupled to the outside of the steel.

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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

La présente invention concerne une structure de joint pour des éléments de colonne d'acier de section, des plaques d'accouplement étant fixées à des extrémités respectives de sections d'acier verticalement adjacentes les unes aux autres dans un cadre préfabriqué pour former une colonne composite d'acier-béton, et des éléments inférieur et supérieur du cadre préfabriqué étant assemblés par accouplement entre elles des plaques d'accouplement, une contrainte pouvant par là-même être transférée à une colonne par l'intermédiaire d'une pression de support, et la procédure d'assemblage classique compliquée utilisant des plaques de raccordement est simplifiée, de sorte que la constructibilité et l'efficacité économique puissent être assurées. La structure de joint pour des éléments de colonne d'acier de section selon la présente invention est conçue pour assembler verticalement des éléments inférieur et supérieur afin de former une colonne composite d'acier-béton, chacun des éléments inférieur et supérieur comprenant : une pluralité de sections d'acier agencées le long du contour externe d'une colonne; et un élément de support horizontal permettant de raccorder les sections d'acier l'une à l'autre, une première plaque d'accouplement étant fixée à l'extrémité supérieure de chaque section d'acier de l'élément inférieur, une seconde plaque d'accouplement étant fixée à l'extrémité inférieure de chaque section d'acier de l'élément supérieur, et les éléments inférieur et supérieur étant reliés verticalement par accouplement entre elles de la première plaque d'accouplement et de la seconde plaque d'accouplement.
PCT/KR2018/003449 2017-04-04 2018-03-23 Structure de joint pour éléments de colonne d'acier de section WO2018186614A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG11201909266W SG11201909266WA (en) 2017-04-04 2018-03-23 Connection structure for shaped steel member of column

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170043798A KR101975813B1 (ko) 2017-04-04 2017-04-04 기둥 형강재 접합 구조
KR10-2017-0043798 2017-04-04

Publications (1)

Publication Number Publication Date
WO2018186614A1 true WO2018186614A1 (fr) 2018-10-11

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ID=63712761

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/003449 WO2018186614A1 (fr) 2017-04-04 2018-03-23 Structure de joint pour éléments de colonne d'acier de section

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KR (1) KR101975813B1 (fr)
SG (1) SG11201909266WA (fr)
WO (1) WO2018186614A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05321333A (ja) * 1992-05-21 1993-12-07 Nkk Corp 合わせ柱の継手部構造
JPH10140579A (ja) * 1996-09-13 1998-05-26 Sekisui Chem Co Ltd 柱の固定構造とその方法
JP2005098078A (ja) * 2003-08-29 2005-04-14 Satokou:Kk 建物ユニットおよびその接合構造
JP2006193995A (ja) * 2005-01-14 2006-07-27 Nippon Steel Corp 杭および柱の接合構造
KR101433065B1 (ko) * 2013-03-05 2014-08-25 (주)센벡스 강-콘크리트 합성부재용 선조립 철골조

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05321333A (ja) * 1992-05-21 1993-12-07 Nkk Corp 合わせ柱の継手部構造
JPH10140579A (ja) * 1996-09-13 1998-05-26 Sekisui Chem Co Ltd 柱の固定構造とその方法
JP2005098078A (ja) * 2003-08-29 2005-04-14 Satokou:Kk 建物ユニットおよびその接合構造
JP2006193995A (ja) * 2005-01-14 2006-07-27 Nippon Steel Corp 杭および柱の接合構造
KR101433065B1 (ko) * 2013-03-05 2014-08-25 (주)센벡스 강-콘크리트 합성부재용 선조립 철골조

Also Published As

Publication number Publication date
KR101975813B1 (ko) 2019-05-08
KR20180112557A (ko) 2018-10-12
SG11201909266WA (en) 2019-11-28

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