WO2008038951A1 - Tôle en acier ondulée avec partie jointive rationnelle procurant une amélioration de la résistance à la compression, de la souplesse et de la ductilité - Google Patents

Tôle en acier ondulée avec partie jointive rationnelle procurant une amélioration de la résistance à la compression, de la souplesse et de la ductilité Download PDF

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Publication number
WO2008038951A1
WO2008038951A1 PCT/KR2007/004607 KR2007004607W WO2008038951A1 WO 2008038951 A1 WO2008038951 A1 WO 2008038951A1 KR 2007004607 W KR2007004607 W KR 2007004607W WO 2008038951 A1 WO2008038951 A1 WO 2008038951A1
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WO
WIPO (PCT)
Prior art keywords
plate
connections
connection
corrugated multi
connection area
Prior art date
Application number
PCT/KR2007/004607
Other languages
English (en)
Inventor
Seung-Kwon Jeun
Kwang-Hoon Choi
Original Assignee
Pyungsan Si Ltd.
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 Pyungsan Si Ltd. filed Critical Pyungsan Si Ltd.
Publication of WO2008038951A1 publication Critical patent/WO2008038951A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/32—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/32—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material
    • E04C2/322—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material with parallel corrugations
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
    • 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
    • E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6104—Connections for building structures in general of slab-shaped building elements with each other the overlapping ends of the slabs connected together
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/08—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of metal, e.g. sheet metal

Definitions

  • the present invention relates to a corrugated multi-plate having an efficient connection for improvement of compressive strength, bending strength and flexural capacity, being applicable to a corrugated multi-plate structure used for constructing and repairing tunnels and bridges by having excellent flexural strength and flexural capacity according to improvement in deformation capacity and compressive strength which denote the capacity of a material to resist a load.
  • the present invention relates to a corrugated multi-plate having an efficient connection for improvement of compressive strength, flexural strength and flexural capacity, and more particularly to a corrugated multi-plate applicable to a corrugated multi-plate structure used for constructing and repairing tunnels and bridges, by having excellent flexural strength and flexural capacity according to improvement in deformation capacity and compressive strength which denotes the capacity of a material to resist a load.
  • a corrugated multi-plate structure is used as a substitute for a concrete culvert.
  • a corrugated multi-plate structure is fabricated in an arch shape by connecting corrugated multi-plates 100 comprising ridges 110 and valleys 120 alternately arranged one by one.
  • each of the ridges 110 and valleys 120 constituting a corrugation of the corrugated multi-plate 100 includes one bolt.
  • the 2-rows 2-bolts incorrect arrangement 70 comprises two rows of bolts, wherein the row of bolts arranged on the valley 120 is at a further distance from an end of the corrugated multi-plate 100 than the row of bolts arranged on the ridges 110.
  • the 2-rows 4-bolts incorrect arrangement 50 is a mixed form of the 2-rows 2-bolts correct arrangement 60 and the 2-rows 2-bolts incorrect arrangement 70.
  • the 2-rows 2-bolts correct arrangement 60 shown in Fig. 6 is mainly used, wherein both ridges 110 and valleys 120 each have one bolt.
  • the 2-rows 2-bolts correct arrangement 60 comprises two rows of bolts wherein one row arranged on the ridges 110 is at a further distance from the end of the upper corrugated multi- plate 100 than the other row on the valley 120.
  • the reason for using the 2-rows 2-bolts correct arrangement in the corrugated multi-plate 100 is that it is possible to guarantee a desired stability of the corrugated multi-plate 100 only under the condition in which the corrugated multi-plate 100 has a flexible-behavior structure such that it is partially deformable during backfilling.
  • the 2-rows 2-bolts correct arrangement 60 and the 2-rows 2-bolts incorrect arrangement 70 are compared to each other and illustrated by a 2-rows 2-bolts correct arrangement graph 210 and a 2-rows 2-bolts incorrect arrangement graph 220 respectively, as shown in Fig. 9.
  • the 2-rows 2-bolts correct arrangement graph 210 has more superior deformation capacity than the 2-rows 2-bolts incorrect arrangement graph 220, since being deformable by up to 300mm even at a 13 ton-f load or more.
  • a 2-rows 4-bolts incorrect arrangement graph 230 has a similar shape with the 2-rows 2-bolts incorrect arrangement graph 220, but has a higher load durability than the 2-rows 2-bolts correct arrangement graph 210.
  • the number of bolts may be increased to supplement the load durability. However, the deformation capacity would be deteriorated when the bolts are added.
  • More bolts may be used at connections of the corrugated multi-plate 100 to improve the load durability.
  • the 2-rows 3-bolts or 2-rows 4-bolts arrangement is not generally used than the 2-rows 2-bolts correct arrangement, since an excessive number of bolts may deteriorate the deformation capacity.
  • the 2-rows 2-bolts correct arrangement has been mainly used.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a corrugated multi-plate applicable to a corrugated multi-plate structure used for constructing and repairing tunnels and bridges, by having excellent flexural strength according to improvement in load durability and deformation capacity, in spite of use of a bolt arrangement having more bolts than a conventional 2-rows 2-bolts correct arrangement.
  • a corrugated multi-plate assembly comprising a first corrugated multi-plate including a first plate having ridges and valleys formed in a first direction and thereby forming a corrugation in a second direction perpendicular to the first direction, a first connection area formed at an edge area of the first plate on the first direction, at least two first ridge connections arranged on the ridges within the first connection area, being spaced apart from each other in the first direction, the first ridge connections being at a further distance from an outer end of the first connection area than the first valleys connection which is the closest one to the outer end of the first connection area among the first valley connections; and a second corrugated multi-plate including a second plate having a corrugation corresponding to the corrugation of the first plate, a second connection area formed at an edge area of the second plate on the first direction and overlappingly disposed under the first connection area of the first corrugated multi-
  • the first ridge connection, the second ridge connection, the first valley connection, and the second valley connection may be implemented by bolt holes for bolt- connection and provided in pairs so that the first plate and the second plate are bolt- connected to each other.
  • the present invention provides a corrugated multi-plate applicable to a corrugated multi-plate structure used for constructing and repairing tunnels and bridges, by having excellent flexural strength and flexural capacity according to improvement in de- formation capacity and compressive strength denoting the capacity to resist a load, in spite of use of a bolt arrangement having more bolts than a conventional 2-rows 2-bolts correct arrangement.
  • FIG. 1 is a perspective view of a corrugated multi-plate
  • FIG. 2 is a plan view of a first corrugated multi-plate according to the embodiment of the present invention
  • Fig. 3 is a plan view of a second corrugated multi-plate according to the embodiment of the present invention
  • Fig. 4 is a perspective view of the first and second corrugated multi-plates in connection with each other
  • Fig. 5 is a sectional view showing the first and the second corrugated multi-plates in connection with each other
  • Fig. 6 is a plan view showing corrugated multi-plates having a conventional 2-rows
  • FIG. 7 is a plan view showing corrugated multi-plates having a conventional 2-rows
  • FIG. 8 is a plan view showing corrugated multi-plates having a conventional 2-rows
  • FIG. 9 and Fig. 10 are graphs illustrating the performance of corrugated multi-plates having the conventional bolt arrangements;
  • Fig. 11 is a graph illustrating the performance of a corrugated multi-plate with a
  • FIG. 12 through Fig. 14 show processes of constructing a tunnel using a corrugated multi-plate structure fabricated by the corrugated multi-plate according to the embodiment of the present invention.
  • a corrugated multi-plate assembly 1 according to the embodiment of the present invention comprises a first corrugated multi-plate 10 and a second corrugated multi- plate 20 respectively shown in Figs. 2 and 3.
  • the first corrugated multi-plate 10 comprises a first plate 11, a first connection area 12, the first valley connections 13, and the first ridge connections 14.
  • the first plate 11 is made of metal, and is shaped to have a corrugation by shaping a planar plate such that the planar plate has ridges 110 and valleys 120.
  • a first direction A refers to a direction in which the ridges 110 and valleys 120 are extended and a second direction B refers to a direction in which the corrugation is formed. That is, the first direction A and the second direction B are perpendicular to each other.
  • the first connection area 12 is formed on an edge area of the first plate 11 on the first direction A.
  • the first connection area 12 is disposed on the right of the first plate 11 with reference to Fig. 2.
  • the first connection area 12 is superposed on a second connection area 22 of the second plate 20, thereby forming the corrugated multi-plate assembly 1 as shown in Fig. 5.
  • the second connection area 22 will be described hereinafter.
  • the first valley connections 13 are arranged on the valleys 120 within the first connection area 12, while being spaced apart from each other in the first direction A.
  • the first valleys connections 13 are coupled with second valleys connections 23 of the second plate 20 that will be explained hereinafter.
  • Each of the valleys 120 within the first connection area 12 may include at least two first valleys connections 13. In this embodiment, as shown in Fig. 2, two first valleys connections 13a and 13b are formed in the first direction A.
  • the first ridge connections 14 are arranged on the ridges 110 within the first connection area 12, while being spaced apart from each other in the first direction A.
  • the first ridge connections 14 are coupled with second ridge connections 24 of the second plate 20.
  • the second ridge connections 24 will be explained hereinafter.
  • this embodiment includes two first ridge connections 14a and 14b formed in the first direction A as shown in Fig. 2.
  • the first valleys connections 13 and the first ridge connections 14 may be implemented by bolt holes.
  • the first ridge connection 14a is at a further distance from an outer end of the first connection area 12 than the first valley connection 13a.
  • the first ridge connection 14a is the closest to the outer end of the first connection area 12 among the first ridge connections 14
  • the first valley connection 13a is the closest to the outer end of the first connection area 12 among the first valley connections 13.
  • the second corrugated multi-plate 20 is overlapped and connected with the first corrugated multi-plate 10, under the first corrugated multi-plate 10.
  • the second corrugated multi-plate 20 comprises a second plate 21, the second connection area 22, the second ridge connections 24, and the second valley connecti ons 23.
  • the second plate 21 is made of metal, and has the corrugation structure in a corresponding shape to the corrugation of the first plate 11 of the first corrugated multi- plate 10.
  • the second connection area 22 is formed on an edge area of the second plate 21 on the first direction A to be capable of overlapping with the first connection area 12 of the first corrugated multi-plate 10.
  • the first direction A still denotes a direction in which the ridges 110 and valleys 120 are extended and the second direction B still denotes a direction in which the corrugation is formed.
  • the second connection area 22 is disposed on the left of the second plate 21 with reference to Fig. 2 so that the corrugated multi-plate assembly 1 can be formed as shown in Fig. 5.
  • the second ridge connections 24 and the second valley connections 23 are provided in corresponding numbers and positions to the first ridge connections 14 and the first valley connections 13 respectively, for connection with the first ridge connections 14 and the first valley connections 13.
  • a second valley connection 23a which is the closest one among the second valley connections 23 to an outer end of the second connection area 22, is at a further distance from the outer end of the second connection area 22 than a second ridge connection 24a which is the closest one among the second ridge connections 24 to the outer end of the second connection area 22.
  • the second valley connections 23 and the second ridge connections 24 each comprise two bolt holes for connection with the first ridge connection 14 and the first valley connection 13.
  • the fixing force of each bolt demanded for restraining the deformation depends on the position of the bolts.
  • the bolt located at a distance S from a reference position that is the end of the first corrugated multi-plate 10 should prevent the first corrugated multi-plate 10 from pivoting by a degree Q.
  • the second corrugated multi-plate 20 should be prevented from pivoting by a degree R.
  • the greater load is applied to the bolt. Therefore, as the distance to the bolts on the valleys 120 from the reference position decreases, the bolt can resist a greater load.
  • the first valley connections 13 are disposed at a shorter distance from the outer end of the first connection area 12 than the position of the first ridge connections 14, as shown in Fig. 2.
  • the second valley connections 23 are disposed at a further distance from the outer end of the second connection area 22 than the position of the second ridge connections 24.
  • the first and second ridge connections 14 and 24 and the first and second valley connections 13 and 23 are in a correct bolt arrangement, thereby improving bending rigidity of the corrugated multi-plate assembly 1 to cope with the tensile force.
  • first and second valley connections 13 and 23 and the first and second ridge connections 14 and 24 are implemented by the bolt holes for bolt-connection, in this embodiment, adjustment of the distance between the first valley connection 13 and the first ridge connection 14 and the distance between the second valley connection 23 and the second ridge connection 24 becomes an essential factor in uniformly distributing the compressive force and the tensile force to the each connection.
  • the first valley connection 13a disposed closest to the outer end of the first connection area 12 is arranged on a first row Z.
  • the first valley connection 13b disposed secondly closest to the outer end and the first ridge connection 14a disposed closest to the outer end are arranged on a second row Y.
  • the first ridge connection 14b disposed secondly closest to the outer end is arranged on a third row X.
  • the second ridge connection 24a disposed closest to an outer end of the second connection area 22 is arranged on the first row X.
  • a second ridge connection 24b disposed secondly closest to the outer end and the second valley connection 23a disposed closest to the outer end are arranged on the second row Y.
  • a second valley connection 23b disposed at a second distance is arranged on the third row Z.
  • connection structure of the corrugated multi-plate assembly 1 can be in a 3-rows 4-bolts correct arrangement wherein the compressive force and the tensile force are prevented from focusing on a certain one of the ridge connections 14 and 24 or valley connections 13 and 23. In consequence, deformation such as buckling occurred when the distance between the bolts is long can be prevented.
  • a 3-rows 4-bolts correct arrangement graph 250 of the corrugated multi-plate assembly 1 according to the embodiment of the present invention has a similar displacement to a 2-rows 2-bolts correct arrangement graph 210 of Fig. 9 even under a greater load than the ultimate load of the 2-rows 4-bolts incorrect arrangement graph 230. That is, deformation capacity of the 3-rows 4-bolts correct arrangement graph 250 is superior to the 2-rows 2-bolts correct arrangement graph 210.
  • the corrugated multi-plate assembly 1 having the 3-rows 4-bolts correct arrangement has a similar deformation capacity to one having the 2-rows 2-bolts correct arrangement 60 while having a superior load durability to the one having the 2-rows 4-bolts incorrect arrangement 50.
  • the deformation capacity of the corrugated multi-plate assembly 1 is superior to that of the other conventional bolt arrangements. Accordingly, the corrugated multi-plate assembly 1 is appropriate for a corrugated multi-plate structure used for constructing and repairing a tunnel, a bridge and so on.
  • the process for constructing the tunnel includes first, second, and third processes.
  • the corrugated multi-plate structure 200 fabricated by connecting a plurality of the corrugated multi-plate assembly 1 is installed in a tunnel construction field as shown in Fig. 12.
  • a pressure P is applied on the corrugated multi-plate assembly 1 at a spot 'a' in a direction of laterally widening the corrugated multi-plate structure 200.
  • the pressure P refers to a pressure applied downward from an upper side in Fig. 5
  • the first corrugated multi-plates 10 and the second corrugated multi- plates 20 at the lateral sides of the corrugated multi-plate structure 200 are applied with the bending moment in the direction C.
  • the corrugated multi-plate assembly 1 has the 3 -rows 4-bolts correct arrangement.
  • the soil 210 is banked on an upper part of the corrugated multi- plate structure 200 after the second process.
  • the first corrugated multi-plate 10 and the second corrugated multi- plate 20 disposed at the lateral sides of the corrugated multi-plate structure 200 are applied with the bending moment in the opposite direction of the direction C.
  • tensile force is generated at the ridges 110 while compressive force is generated at the valleys 120 in Fig. 5.
  • a reference position of the tensile force is an end of the second ridge connection 24 of the second corrugated multi-plate 20, which is disposed right under the first ridge connection 14.
  • the tensile force is subject to a distance 'k' from the reference position to the left one of the first ridge connections 14 in the drawing, namely, the first ridge connection 14b. Therefore, the tensile force generated on the ridges 110 is equalized to the tensile force operated on the corrugated multi-plate assembly 1 of the spot 'a' in the first process.
  • the connections 13, 14, 23 and 24 of the corrugated multi-plate assembly 1 are in the 3-rows 4-bolts correct arrangement.
  • the corrugated multi-plate assembly 1 when used for construction of structures such as a tunnel and a culvert, can be in the 3-row 4-bolt correct arrangement regardless of the direction of pressures.
  • the present invention provides a corrugated multi-plate applicable to a corrugated multi-plate structure used for constructing and repairing tunnels and bridges, by having excellent flexural strength according to improvement in load durability and deformation capacity, in spite of use of a bolt arrangement having more bolts than a conventional 2-rows 2-bolts correct arrangement.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Bridges Or Land Bridges (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

Ensemble ondulé multi-plaque à raccordement efficace permettant d'améliorer la résistance à la compression, la rigidité de courbure et la capacité de courbure. Cet ensemble ondulé multi-plaque comprend: un premier élément multi-plaque incluant une première plaque, une première zone de liaison, des premières connexions de creux et au moins deux premières connexions de crête disposées sur les crêtes à l'intérieur de la première zone de liaison, qui sont séparées l'une de l'autre dans une première direction, les premières connexions de crête étant plus éloignées que la connexion de creux la plus proche de l'extrémité extérieure de la première zone de liaison; et un second ensemble ondulé multi-plaque comprenant une seconde plaque, une seconde zone de liaison en bordure de cette seconde plaque par rapport à la première direction et chevauchant la première zone de liaison du premier ensemble ondulé multi-plaque, et des secondes connexions de crêtes et des secondes connexions de creux formées dans la seconde zone de liaison et couplées aux premières connexions de crête et aux premières connexions de creux, respectivement, lorsque la première et la seconde zone de liaison se chevauchent, de telle sorte que la première et la seconde plaque sont interconnectées.
PCT/KR2007/004607 2006-09-26 2007-09-20 Tôle en acier ondulée avec partie jointive rationnelle procurant une amélioration de la résistance à la compression, de la souplesse et de la ductilité WO2008038951A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2006-0093238 2006-09-26
KR1020060093238A KR100805929B1 (ko) 2006-09-26 2006-09-26 압축강도, 휨강도 및 휨변형성능 증대를 위해 합리적인결합부를 가지는 파형강판

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WO2008038951A1 true WO2008038951A1 (fr) 2008-04-03

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WO (1) WO2008038951A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101832291B1 (ko) * 2017-05-31 2018-02-26 주식회사 픽슨 강성 향상을 위한 체결부재가 결합하는 철근콘크리트 강합형 파형강판 보강 구조물
KR101816767B1 (ko) * 2017-05-31 2018-01-10 주식회사 픽슨 철근콘크리트 강합형 파형강판 보강 구조물

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07158775A (ja) * 1993-10-14 1995-06-20 Kawasaki Steel Corp 内面被覆コルゲート鋼管ならびにその内面被覆方法およびこれに使用する耐磨耗性ペービングシート
KR19990027293U (ko) * 1997-12-23 1999-07-15 신현준 이음판을 이용한 파형강판 조립구조
KR20030023036A (ko) * 2001-09-11 2003-03-19 평산에스아이 주식회사 파형강판을 사용한 콘트리트 암거의 보수방법 및 그 구조물
KR20040103152A (ko) * 2003-05-31 2004-12-08 평산에스아이 주식회사 파형강판 구조물의 이음장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07158775A (ja) * 1993-10-14 1995-06-20 Kawasaki Steel Corp 内面被覆コルゲート鋼管ならびにその内面被覆方法およびこれに使用する耐磨耗性ペービングシート
KR19990027293U (ko) * 1997-12-23 1999-07-15 신현준 이음판을 이용한 파형강판 조립구조
KR20030023036A (ko) * 2001-09-11 2003-03-19 평산에스아이 주식회사 파형강판을 사용한 콘트리트 암거의 보수방법 및 그 구조물
KR20040103152A (ko) * 2003-05-31 2004-12-08 평산에스아이 주식회사 파형강판 구조물의 이음장치

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