WO2018140477A1 - Système d'échafaudage destiné à être utilisé avec des parois curvilignes et procédé d'utilisation associé - Google Patents

Système d'échafaudage destiné à être utilisé avec des parois curvilignes et procédé d'utilisation associé Download PDF

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Publication number
WO2018140477A1
WO2018140477A1 PCT/US2018/015022 US2018015022W WO2018140477A1 WO 2018140477 A1 WO2018140477 A1 WO 2018140477A1 US 2018015022 W US2018015022 W US 2018015022W WO 2018140477 A1 WO2018140477 A1 WO 2018140477A1
Authority
WO
WIPO (PCT)
Prior art keywords
decking
extension plate
central axis
capture member
support member
Prior art date
Application number
PCT/US2018/015022
Other languages
English (en)
Inventor
Jared Anderson
Massimo Rinaldi
Original Assignee
Bechtel Oil, Gas And Chemicals, Inc.
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 Bechtel Oil, Gas And Chemicals, Inc. filed Critical Bechtel Oil, Gas And Chemicals, Inc.
Priority to US16/312,444 priority Critical patent/US20190330862A1/en
Publication of WO2018140477A1 publication Critical patent/WO2018140477A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/24—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/16—Struts or stiffening rods, e.g. diagonal rods
    • E04G5/165—Lintel for scaffoldings
    • 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
    • E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
    • E04G1/152—Platforms made of metal or with metal-supporting frame
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
    • E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
    • E04G3/305—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables specially adapted for tanks, silos or similar vessels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/003—Devices for storing material on the scaffold
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/06—Consoles; Brackets
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/14—Railings
    • E04G5/145—Toe boards therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
    • E04G2001/158—Platforms supported by spigots which engage through holes in the platform
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
    • E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically

Definitions

  • the present disclosure generally relates to systems and methods for scaffolding systems for use with curvilinear walls. More particularly, the present disclosure relates to scaffolding which fits about the curved wall of a holding tank and which can be readily moved to varying heights of the holding talk wall.
  • FIG. 1 is an illustration of the bottom of a decking of the present disclosure.
  • FIG. 2 is an illustration of the top of a decking of the present disclosure.
  • FIG. 3. is an illustration of a top view of a first decking interlocked with a second decking of the present disclosure.
  • FIG. 4 is an illustration of a bottom view of an end decking of the present disclosure.
  • FIG. 5 is an illustration of a top view of an end decking of the present disclosure.
  • FIG. 6A is an illustration of a top view of an intermediate decking of the present disclosure.
  • FIG. 6B is an illustration of a bottom view of an intermediate decking of the present disclosure.
  • FIG. 7 is an illustration of an assembly of first deckings and an intermediate decking.
  • FIG. 8 is an illustration of a base for a handrail for use in the present disclosure.
  • FIG. 9 is an illustration of a telescoping truss for the present disclosure.
  • FIG. 10 illustrates a plurality of independent trusses for use in the present disclosure.
  • FIG. 11 illustrates a telescoping lateral support member for use in the present disclosure.
  • FIG. 12 illustrates a lateral support constructed to hang from a wall-mounted drop-in connector according to the present disclosure.
  • FIG. 13 illustrates an assembled system including handrails and other equipment.
  • FIG. 14 is a flowchart illustrating one embodiment of a method for implementing the present disclosure.
  • the present disclosure overcomes one or more deficiencies in the prior art by providing systems and methods for scaffolding which fits about the curved wall of a holding tank and which can be readily moved to varying heights of the holding talk wall and may be used on any structure regardless of linear, curving, or recurving surfaces, or with combinations thereof, such as walls, storage tanks, buildings, and monuments.
  • the present disclosure includes scaffolding system having a first decking with a first decking body having a first decking body first edge, a first decking body second edge, a first decking body third edge, and a first decking extension plate affixed to the first decking body at a first decking body top surface, a first decking extension plate capture member, and a a receiver, where the first decking extension plate capture member is found on the decking extension plate bottom surface where first decking extension plate extends beyond the first decking body third edge, and where the receiver, found on at the first decking body top surface, is sized to receive the first decking extension plate capture member.
  • the present disclosure a scaffolding system having a first decking having a first decking body, a first decking first capture member and a first decking second capture member, a first decking central axis, a first decking body lateral axis, a first decking body first edge, a first decking body second edge, a first decking body third edge, a first decking body top surface, and a first decking body bottom surface, such that the first decking body lateral axis is perpendicular to the first decking body central axis.
  • the first decking first capture member is affixed to the first decking body intermediate the first decking body first edge and the first decking body central axis at the first decking body bottom surface at the first decking body lateral axis.
  • the first decking second capture member is affixed to the first decking body intermediate the first decking body second edge and the first decking body central axis at the first decking body bottom surface at the first decking body lateral axis, wherein the end decking second capture member is distant the first decking first capture member by a capture member distance.
  • the first decking has a first decking extension plate affixed to the first decking body at the first decking body top surface, which has a first decking extension plate central axis and a first decking extension plate bottom surface, where the first decking extension plate central axis is coaxial with the first decking central axis, and which has a first decking extension plate width equal to a first decking body width of the first decking body, where the first decking extension plate extends beyond the first decking body third edge, and which has a first decking extension plate capture member affixed to the first decking extension plate on the first decking extension central axis at the first decking extension plate bottom surface, and where a receiver is found at the first decking body top surface on the first decking central axis, which receiver is sized to receive the first decking extension plate capture member and is aligned to the first decking body central axis.
  • the present disclosure includes a method of constructing a scaffolding system, which includes attaching the longitudinal support members to one of a plurality of lateral support members, positioning an end decking atop the longitudinal support members, coupling the end decking to the longitudinal support member by the end decking first capture member and coupling the end decking to the second longitudinal support member by the end decking second capture member; positioning a first decking atop the longitudinal support members and positioning a first decking extension plate capture member in the end decking receiver; and coupling the first decking to the longitudinal support member by the first decking first capture member and coupling the first decking to the second longitudinal support member by the first decking second capture member.
  • the first decking 102 has a first decking body 104, a first decking first capture member 106 and a first decking second capture member 108, a first decking extension plate 124, a first decking extension plate capture member 130, and a receiver 204, sized to fit about a first decking extension plate capture member 130.
  • the first decking first capture member 106 and the first decking second capture member 108 may be comprised of an opening in the first decking body 104 to which truss retention clips may be affixed, or may be brackets which affix, such as by bolting, over an adjustable range of locations to accommodate any deflection.
  • the first decking 102 has a first decking central axis 110 perpendicular to a first decking body lateral axis 112, a first decking body first edge 114, a first decking body second edge 116, a first decking body third edge 118, a first decking body fourth edge 210, a first decking body top surface 202, and a first decking body bottom surface 120.
  • the first decking body 104 is generally rectangular and fashioned of durable material.
  • the first decking body 104 is a box of welded metal of a thickness sufficient to support workers, such as 0.125 inch (3.175 mm) ASTM A36 steel.
  • the first decking body 104 may include a first decking body reinforcement 132, extending from the first decking body third edge 118 to the first decking body fourth edge 210, to support the first decking body top surface 202 and provide reinforcement for the receiver 204.
  • the first decking 102 has a receiver 204 in the first decking body top surface 202 on the first decking central axis 110 sized to receive the first decking extension plate capture member 130 which is downwardly dependent and preferably does not extend above the first decking top surface 202.
  • the receiver 204 which may be circular to permit varied alignment upon installation, is aligned to the first decking body central axis 110.
  • the receiver 204 is positioned and sized to align with and retain the first decking extension plate capture member 130 from a second, adjacent first decking 102, while permitting the two first decking bodies to be unaligned on a first decking central axis 110, permitting the succession of first deckings 102 to provide a non-linear profile.
  • the first decking first capture member 106 is affixed to the first decking body 104 intermediate the first decking body first edge 114 and the first decking body central axis 110 at the first decking body bottom surface 120 at the first decking body lateral axis 112 while the second decking second capture member 108 is affixed to the first decking body 104 intermediate the first decking body second edge 116 and the first decking body central axis 110 at the first decking body bottom surface 120 at the first decking body lateral axis 112.
  • the second decking second capture member 108 is distant the first decking first capture member 106 by a capture member distance 122.
  • the first decking extension plate 124 extends beyond the first decking body third edge 118 and is affixed to the first decking body 104 at the first decking body top surface 202 and has a first decking extension plate central axis 126 and a first decking extension plate bottom surface 128.
  • the first decking extension plate central axis 126 coaxial with the first decking central axis 110.
  • the first decking extension plate 124 has a first decking extension plate first edge 206 aligned with the first decking member first edge 114 and a first decking extension plate second edge 208 aligned with the second decking second edge 116, such that the first decking 102 is generally rectangular and such that the first decking extension plate 124 has a first decking extension plate width 142 equal to a first decking body width 140 of the first decking body 104.
  • the first decking extension plate 124 may present other profiles, such as a trapezoid or rounded rectangular.
  • the first decking extension plate capture member 130 is affixed at the first decking extension plate bottom surface 128 to the first decking extension plate 124 on the first decking extension central axis 126.
  • a first decking first attachment member 190 and a first decking second attachment member 192 may be affixed to each first decking 102 at the first decking body bottom surface 120 and adjacent the first decking body first edge 114 and the first decking body second edge 116, respectively, and descend downwardly from the first decking body 104.
  • Each of the first decking first attachment member 190 and the first decking second attachment member 192 may be constructed of 2 inch (50.8 mm) schedule 40 pipe, of A53 steel, with a capture member length 194 of 6 inches (152.4 mm).
  • FIG. 3 a top view of a first decking 102 interlocked with a second decking 302 of the present disclosure is provided.
  • the first decking 102 is maintained in position and in connection with the adjacent second decking 302 by the receiver 204 fitted in the first decking extension plate capture member 130.
  • the second decking 302 is generally identical to the first decking 102.
  • a plurality of deckings 102, 302 may be positioned about a curvilinear surface and, by virtue of the first decking first capture member 106, the first decking second capture member 108, and the first decking extension plate capture member 130, maintained in position while providing a continuous work surface with reducing gapping.
  • a first decking 102 may be interlocked to second decking 302, where the second decking 302 may be connected to the first decking 102 in axial alignment, to fit a straight line wall, or askew, to fit a wall which is not straight by virtue of architectural details, false columns, curved walls, or short walls, among other possibilities.
  • the end decking 402 may be provided at the end of a succession of first deckings 102 to provide a termination.
  • the end decking 402 has an end decking body 404, an end decking first capture member and 406 an end decking second capture member 408.
  • the end decking body 404 has an end decking body central axis 410 perpendicular to an end decking body lateral axis 412, an end decking body first edge 414, an end decking body second edge 416, an end decking body top surface 502, and an end decking body bottom surface 420.
  • the end decking body 404 is generally rectangular and fashioned of durable material.
  • the end decking body 404 is a box of welded metal of a thickness sufficient to support workers, such as 0.125 inch (3.175 mm) ASTM A36 steel.
  • the end decking 402 may include and decking body internal reinforcement 432, extending from the end decking body third edge 418 to the end decking body fourth edge 430, to support the end decking body top surface 502 and provide reinforcement for the end decking receiver 428. Because the end decking 402 does not include an extension plate, the end decking 402 need only be long enough to provide the end decking receiver 428.
  • the end decking 402 has an end decking receiver 428 in the end decking body top surface 502 on the end decking body central axis 410 sized to receive the first decking extension plate capture member 130.
  • the end decking receiver 428 which may be circular, square or any shape to retain, is aligned to the end decking body central axis 410.
  • the end decking receiver 428 is positioned and sized to align with and retain the first decking extension plate capture member 130 from an adjacent first decking 102, while permitting the first decking 102 to be unaligned on the first decking central axis 110 with the end decking 402, permitting the succession of first deckings 102 terminating in the end decking 402 to provide a non-linear profile.
  • the end decking first capture member 406 is affixed to the end decking body 404 intermediate the end decking body first edge 414 and the end decking body central axis 410 at the end decking body bottom surface 420 at the end decking body lateral axis 412 while the end decking second capture member 408 is affixed to the end decking body 404 intermediate the end decking body second edge 416 and the end decking body central axis 410 at the end decking body bottom surface 420 at the end decking body lateral axis 412.
  • the end decking second capture member 408 is distant the end decking first capture member 406 by the capture member distance 122.
  • An end decking first attachment member 490 and an end decking second attachment member 492 may be affixed to end decking body 402.
  • Each of the end decking first attachment member 490 and the end decking second attachment member 492 may be constructed of 2 inch (50.8 mm) schedule 40 pipe, of A53 steel, with a capture member length 194 of 6 inches (152.4 mm).
  • an intermediate decking 602 of the present disclosure is provided.
  • the intermediate decking 602 may be provided between two first deckings 102 to provide a joinder.
  • the intermediate decking 602 may be produced by providing two end deckings 402 in mirrored relation within an intermediate decking body 604, such that the intermediate decking body 604 contains two end decking receivers 428, an end decking first capture member 406, and an end decking second capture member 408, the later two preferably aligned on the end decking body lateral axis 412.
  • the intermediate decking 602 may likewise have two intermediate decking second attachment members 690 and two intermediate decking second attachment members 692.
  • an intermediate decking 602 permits first deckings 102 to be provided from each side of the intermediate decking 602.
  • additional components may be provided in connection with the first decking 102, such as handrails.
  • a base 802 for a handrail for use in the present disclosure includes an attachment member receiver 804, sized to fit about, or to, the first decking first attachment member 190, the first decking second attachment member 192, the end decking first attachment member 490, the end decking second attachment member 492, the intermediate decking first attachment member 690, and the intermediate decking second attachment member 692.
  • the attachment member receiver 804 may include a capture member retention pin 806, which passes through the attachment member 190, 192, 490, 492, 690, 692, and is maintained in position by a nut, lock or pin 808.
  • Adjacent the attachment member receiver 804 in the base 802 may be a handrail support 810, over which, or into which, the handrail stanchion may fit.
  • a double truss 902 a telescoping longitudinal support member, for the present disclosure is provided.
  • the double truss 902 may be of an initial width 904 at a first end in a box and may be extendable at its first and second ends 906, 908 with telescoping members 910, 912, as well as extendable laterally with lateral telescoping member 916
  • Each double truss 902 may further include a friction clamp 950 or other mechanism to fix the telescoping member 910, 912 in relation to the balance of the double trusses 902 to prevent further telescoping after installation, such as by constricting the outer body of the double truss 902 about the telescoping member 910, 912.
  • Other systems, such as pins, may also be used.
  • the friction clamp 950 prevents a change in the position of any lateral support member attached to the double truss 902 and any change in position of any first decking 102
  • the first decking first capture member 106 and the first decking second capture member 108 may be comprised of an opening in the first decking body 104 to which truss retention clips may be affixed, or may be brackets which affix, such as by bolting, about the double truss 902 and to the first decking body 104, or may be a U- bolt.
  • the first decking first capture member 106 and second decking second capture member 108 may thus tie the first decking body 104 to the underlying double truss 902, preferably so the components form and integral whole resisting lateral movement of the first decking body 104 and permitting the first decking body 104 and underlying double truss 902 to be moved upward as a whole.
  • the capture member distance 122 may be sized to ensure attachment to the underlying double truss trus 902.
  • the capture member distance 122 is adjustable, to permit the first decking first capture member 106 and the second decking second capture member 108 to tie the first decking body 104 to the double truss 902, while accommodating the variance in the capture distance 122 resulting from increasing deviations on a curvilinear profile.
  • two independent longitudinal support members two single trusses 1002, rather than the double truss 902 may be used.
  • the single trusses 1002 may be extendable at each of their first and second ends 1006, 1008 with telescoping members 1010, 1012.
  • trusses 902, 1002 may be sized to the appropriate length to obtain the desired arc length.
  • Each truss 902, 1002 may further include a friction clamp 950 or other mechanism to fix the telescoping member 910, 912 in relation to the balance of the trusses 902, 1002 to prevent further telescoping after installation, such as by constricting the outer body of the trusses 902, 1002 about the telescoping member 910, 912.
  • Other systems, such as pins, may also be used.
  • each lateral support member 1102 may be constructed as a box it may be constructed to include a horizontal support 1154 and a knee brace 1156. Construction of each lateral support member 1102 to include a knee brace 1156 permits each lateral support member 1102 to be attached to the adjacent wall, such that the knee brace 1156 contacts a lower portion of the adjacent wall and thus maintains the telescoping lateral support member 1102 in position.
  • each lateral support member 1102 may be provided at each end 914, 1014 of a truss 902, 1002 where each lateral support member 1102 is telescoped to fit about the first decking 102 when positioned on the truss 902, 1002.
  • Each lateral support member 1102 may provide a locking surface 1104 to which the truss 902, 1002 may lock, and therefore become attached to the lateral support member 1102, rendering the two components an integral whole and thus preventing any independent movement in the vertical plane between the two components.
  • This may be dual- flanged surface 1106 which provides an upper flange 1109 at its top 1108 and the lower surface 1111 at its bottom 1110 to mate to a locking mechanism 1050 at the end 914, 1014 of each truss 902, 1002, or may be other systems known in the art, such as a pin and connector, which capture the lateral support member and make it integral.
  • a locking mechanism 1050 may include an upper jaw 1052 sized to engage the upper flange 1109 when lowered into position and include an adjustable lower jaw 1054 to engage the lower surface 1111, thereby tying the truss 902, 1002 and the lateral support member 1102 together.
  • the lateral support member 1102 may include two connecting points 1112 at the first end 1114 and the second end 1116 positioned above the top surface of the first decking 102 when installed.
  • the lateral support member 1102 therefore has a lateral support member width 1118 greater than the first decking body width 140.
  • the lateral support member 1102 may be constructed to provide a telescoping support rail 1120 and a receiver 1122, which may be retained in relation to one another by systems known in the art, such as a pin 1126.
  • the telescoping support rail 1120 is fitted telescopically to a receiver 1122.
  • the relative positions of the telescoping support rail 1120 and a receiver 1122 may be adjusted to accommodate the effective width of the first decking 102.
  • the truss 902, 1002 may be deployed from one lateral support member 1102 to another and telescoped to address the distance between each of the lateral support member 1102.
  • each lateral support member 1102 may be constructed to hang from a wall-mounted drop-in connector 1202.
  • a connector 1202 may be affixed to the wall surface and may be directional, such that the lateral support member 1102 may be lowered onto the connector 1202 and, by virtue of the knee brace 1156, fully engages the wall surface and transfer all loads to the wall.
  • the lateral support member 1102 is attached to the adjacent wall, such that the knee brace 1156 contacts a lower portion of the adjacent wall and thus maintains the telescoping lateral support member 1102 in position.
  • the lateral support members 1102 are provided and serve as the point of attachment for the trusses 902, 1002.
  • the trusses 902, 1002 may be sized to the appropriate length to obtain the desired arc length and by providing lateral support members 1102 which may be telescoped to the appropriate distance to accommodate the deflection of the first decking 102 necessary to fit the radius of the adjacent structure.
  • the relative positions of the telescoping support rail 1120 and a receiver 1122 may be adjusted to accommodate the effective width of the first decking 102 as the system 1350 abuts a surface which may be non-linear.
  • the handrail stanchion 1302 may be affixed to each attachment member receiver 804 and may provide a support for further component for safety or ease of operation.
  • a top rail 1304 which preferably includes a telescoping end 1306 to accommodate the varying distance of the system 1350 at its outer edges.
  • a mid rail 1316 may be likewise provided which also provides an adjustable length.
  • an integrated toe board 1308 may be provided with incorporates the rigidity of a mid rail 1316, such as by an angled in metal worksurface. Further, a bottom rail with a toe board may be provided.
  • Gates, netting, and other safety equipment known in the art may likewise be attached to the handrail stanchions 1302 and/or to the top rail 1304 or other hand rails, or to the trusses 902, 1002, so as to be fixedly attached to the system 1350 without interfering with the workspace and while permitting the entire system 1350 to be moved as an integral whole.
  • other equipment such as air hose reels 1310, electrical conduit, water jugs 1314, and toolboxes 1312, may be mounted external with work area above the first decking 102 for ease of access and elimination of workspace clutter. Such mounting may be accomplished by clips mounts sized to the rails, stanchions or trusses or by other mounting systems known in the art.
  • the system 1350 may be lifted an an integral unit at the two connecting points 1112.
  • trusses 902, 1002 are locked to at each end to a lateral support member 1102, and each of lateral support member 1102 are constructed to hang from and contact a wall-mounted drop-in connector 1202 as a temporary, directional attachment or hanger, such as by a lateral support hanger 1124, then the system 1350, including the first deckings 102, any intermediate deckings 602 and the end deckings 402 positioned between a first lateral support member 1102 and a second lateral support member 1102 (which may include one or more lateral support members 1102 intermediate), may be lifted as a unit by connection of lifting cables to the connecting points 1112 to a higher elevation where a further set of connecting points 1112 may be positioned.
  • the friction clamp 950 prevents a change in the position of any lateral support member attached to the truss 902 during relocation of the system 1350 and any change in position of any first decking 102.
  • the system 1350 thus may serve as the main methodology for erection of walled constructions having curvilinear surfaces, particular storage tanks, may be attached to steel surfaces and may be integrated into formwork systems to provide work platforms on curved surfaces.
  • FIG. 14 a flow diagram illustrates one embodiment of a method 1400 for implementing the present disclosure.
  • the method 1400 is performed during construction operations.
  • step 1402 a plurality of wall-mounted drop-in connectors 1202 are affixed to a wall.
  • the lateral support member 1102 also includes a connecting point 1112 at each of the first end 1114 and the second end 1116 positioned above the top surface of the first decking 102 when installed.
  • a longitudinal support member 1002 is attached at each end 906, 908 to one of the plurality of lateral support members 1102.
  • the longitudinal support member 1002 may have telescoping members 910, 912 at one or both of its first end 906 and second end 908 and a locking mechanism to engage the locking surfaces 1104 of the lateral support member 1102
  • a second longitudinal support member 1002 is attached at each end 906, 908 to one of the plurality of lateral support members 1102.
  • the second longitudinal support member 1002 may have telescoping members 910, 912 at one or both of its first and second ends 906, 908 and a locking mechanism to engage the locking surfaces 1104 of the lateral support member 1102.
  • an end decking 402 is positioned atop the longitudinal support member 1002 and the second longitudinal support member 1002.
  • the end decking 402 has an end decking first capture member 406 and an end decking second capture member 408.
  • the end decking 402 has an end decking receiver 428 sized to receive a first decking extension plate capture member 130.
  • step 1412 the end decking 402 is coupled to the longitudinal support member 1002 by the end decking first capture member 406 and to the second longitudinal support member 1002 by the end decking second capture member 408.
  • a first decking 102 is positioned atop the longitudinal support member 1002 and the second longitudinal support member 1002 such that the first decking extension plate capture member 130 is retained by the end decking receiver 428.
  • the first decking body 104 has a first decking first capture member 106 and a first decking second capture member 108, and a receiver 204.
  • step 1416 the first decking 102 is coupled to the longitudinal support member 1002 by the first decking first capture member 106 and to the second longitudinal support member 1002 by the first decking second capture member 108.
  • each of a plurality of support lines is attached to each of the connecting points 1112 of the each of a plurality of lateral support members 1102.
  • a second plurality of wall-mounted drop-in connectors 1202 are affixed to the wall.
  • the second plurality of wall-mounted drop-in connectors 1202 may be laterally adjacent the plurality of wall-mounted drop-in connectors 1202 or may be above or below the plurality of wall-mounted drop-in connectors 1202.
  • each of the plurality of lateral support members 1102 is lifted vertically by the plurality of support lines attached at each of the connecting points 1112 of the each of a plurality of lateral support members 1102 to disengage from the wall-mounted drop-in connectors 1202.
  • each of the plurality of lateral support members 1102 are relocated to a position above the second plurality of wall-mounted drop-in connectors 1202.
  • each of the plurality of lateral support members 1102 is lowered vertically by the plurality of support lines attached at each of the connecting points 1112 of the each of a plurality of lateral support members 1102 to engage from the second wall-mounted drop-in connectors 1202.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Ladders (AREA)

Abstract

L'invention concerne des systèmes et des procédés pour des systèmes d'échafaudage destinés à être utilisés avec des parois curvilignes, en particulier pour s'ajuster autour de la paroi incurvée d'une cuve de rétention et pour être déplacés facilement à des hauteurs variables de la paroi de ladite cuve.
PCT/US2018/015022 2017-01-25 2018-01-24 Système d'échafaudage destiné à être utilisé avec des parois curvilignes et procédé d'utilisation associé WO2018140477A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/312,444 US20190330862A1 (en) 2017-01-25 2018-01-24 Scaffolding system for use with curvilinear walls and method of use

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762450375P 2017-01-25 2017-01-25
US62/450,375 2017-01-25

Publications (1)

Publication Number Publication Date
WO2018140477A1 true WO2018140477A1 (fr) 2018-08-02

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PCT/US2018/015022 WO2018140477A1 (fr) 2017-01-25 2018-01-24 Système d'échafaudage destiné à être utilisé avec des parois curvilignes et procédé d'utilisation associé

Country Status (2)

Country Link
US (1) US20190330862A1 (fr)
WO (1) WO2018140477A1 (fr)

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CN111456422A (zh) * 2020-04-24 2020-07-28 五冶集团上海有限公司 用于浅圆仓仓壁滑模仓顶圆锥形钢桁架的托带装置及方法

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CN111456422A (zh) * 2020-04-24 2020-07-28 五冶集团上海有限公司 用于浅圆仓仓壁滑模仓顶圆锥形钢桁架的托带装置及方法

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