EP2666931A2 - Système de fixation pour maintenir et sécuriser au moins une personne - Google Patents

Système de fixation pour maintenir et sécuriser au moins une personne Download PDF

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Publication number
EP2666931A2
EP2666931A2 EP13168679.2A EP13168679A EP2666931A2 EP 2666931 A2 EP2666931 A2 EP 2666931A2 EP 13168679 A EP13168679 A EP 13168679A EP 2666931 A2 EP2666931 A2 EP 2666931A2
Authority
EP
European Patent Office
Prior art keywords
strand
elements
strand element
network
securing
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13168679.2A
Other languages
German (de)
English (en)
Other versions
EP2666931A3 (fr
Inventor
Olaf Dostalek
Mirko Reinken
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AMBAU Windservice GmbH
Original Assignee
AMBAU Windservice GmbH
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 AMBAU Windservice GmbH filed Critical AMBAU Windservice GmbH
Publication of EP2666931A2 publication Critical patent/EP2666931A2/fr
Publication of EP2666931A3 publication Critical patent/EP2666931A3/fr
Withdrawn legal-status Critical Current

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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
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
    • E04G5/045—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on profiles, e.g. I or H profiles
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/0034—Maintenance, repair or inspection of offshore constructions
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/32—Safety or protective measures for persons during the construction of buildings
    • E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
    • E04G21/3295—Guide tracks for safety lines
    • 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
    • E04G3/22—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by roofs or ceilings
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C5/00—Equipment usable both on slipways and in dry docks
    • B63C5/02—Stagings; Scaffolding; Shores or struts
    • B63C2005/025—Stagings, or scaffolding, i.e. constructions providing temporary working platforms on slipways, in building or repair docks, or inside hulls
    • B63C2005/027—Stages, platforms, or seats suspended adjacent ship hulls on cables, chains, or the like, e.g. boatswain's chairs
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
    • E04C5/162—Connectors or means for connecting parts for reinforcements
    • E04C5/166—Connectors or means for connecting parts for reinforcements the reinforcements running in different directions

Definitions

  • the invention relates to a stop system, in particular for platforms in the offshore area for holding and securing at least one person spaced from a surface and located below a flat building structure with at least one strand element.
  • a person is held with a strand element, such as a rope, below a flat building structure, in particular to perform maintenance, repair and / or installation work at individual points of the underside of the flat building structure.
  • a strand element for holding and another strand element for securing the person are provided.
  • a first rope serves as a tether and a second rope as a safety rope.
  • the tether and the safety rope form a holding path.
  • the disadvantage is that in the horizontal direction immediately below the underside of the flat building structure and in the longitudinal direction of the flat building structure practically no or only a very limited ability to move for the person, in particular an industrial climber and / or vertical workers, is given.
  • the underside of a platform in particular a jacket construction
  • the planar building structure is possibly accessible in the region of the outer supports and thus only the edge region of the underside of the planar building structure in order, for example, to carry out a visual inspection, maintenance and / or repair work.
  • the person must reach over the edge of the planar building structure from above to the underside of the planar building structure.
  • the underside of the planar construction structure is not accessible to the person, in particular within arm reach, or at most only in the edge region of the planar construction structure. Maintenance, installation and / or repair work on the entire bottom, in particular in one of the edge region of the bottom surrounding the central region of the underside of the flat building structure are thus not feasible by means of the known stop system. This applies in particular if entry is only possible via the edge of the areal structure, such as an offshore platform.
  • the underside, in particular a center region of the underside, of a flat building structure, in particular of a platform which is spaced several meters from the ground or the sea surface, must be regularly inspected and optionally maintained and / or repaired.
  • the saline environment promotes premature corrosion, requiring regular inspections and repairs to maintain and protect the structures, especially those made of steel.
  • the underside of the planar building structure has an edge region and a central region surrounding the edge region.
  • a stop system of the type mentioned in which a plurality of juxtaposed and spaced apart first strand elements form a first network, wherein the first strand elements below and from one side of the planar structure to a side facing away from one side further side of the flat Construction structure extend and the first network accessibility to at least a portion of a central region of an underside of the planar Building structure for inspecting, maintaining and / or repairing the underside by a person manufactures.
  • the sheet-metal structure is accessible to a person.
  • the strand members are preferably spaced apart in arm reach.
  • a person can change from a strand element or a retaining stretch to a nearest strand element or a nearest retaining stretch, whereby a continuous surface of the underside is accessible to the person.
  • the underside of the sheet-like structure is accessible by a person held, which in particular inspection, maintenance and / or repair work in a simple yet secure way are possible.
  • the person within the stop system can move horizontally below the flat building structure.
  • the surface from which a person supported by the fence system is spaced is a surface of the earth or a sea surface.
  • a rolling device is attributable to the strand element, wherein a person connected to the rolling device and / or suspended in this person with the rolling device in the longitudinal direction of the strand element and / or the holding section is movable.
  • a working device in particular a working bag and / or a working platform, connected to the rolling device and / or be mounted in this.
  • the strand element preferably extends in a substantially horizontal direction and / or in the longitudinal direction of the plane of the planar construction structure below the underside of the planar construction structure.
  • a network and / or a network level is preferably to be understood as meaning the arrangement of a plurality of strand elements which are next to one another, in particular parallel to one another, and spaced apart from one another.
  • a grid network is formed from two such networks and / or network levels, wherein the strand elements of a first network and / or a first network plane are aligned transversely, in particular at right angles, to the strand elements of a second network and / or a second network plane ,
  • One side of the planar building structure in the sense of the present invention may be an end of the flat building structure or any point on the underside of the flat building structure.
  • one side of the planar building structure and a further side facing away from the one side of the flat building structure as a point on the underside of the sheet structure and a remote from this point and / or further remote point on the underside of the flat building structure can be construed.
  • one side of the flat building structure is to be understood as meaning an end and / or an edge of the flat building structure.
  • the stop system is designed for striking, holding and / or securing at least two, preferably three, persons at the same time.
  • inspection, maintenance and / or repair work, preferably in larger area building structures, within a shorter working time feasible than with a single person.
  • second strand elements in particular a plurality of juxtaposed and spaced apart, second strand elements a second network.
  • the second strand elements form further holding sections.
  • the second strand elements extend beneath the planar building structure and extend from one side of the planar building structure to an additional side of the planar building structure facing away from the one side.
  • the first strand elements preferably extend from a first side of the planar construction structure to a second side of the planar construction structure facing away from the first side and / or the second strand elements extend from a third side of the planar construction structure to a fourth side of the planar construction structure facing away from the third side , In particular, the first side, the second side, the third side and / or the fourth side of the planar structure differ from each other.
  • the first strand elements and / or the second strand elements can be aligned parallel to one another and / or parallel to the planar construction structure and be spaced apart from one another.
  • the first strand elements and / or the second strand elements extend, in particular with respect to their longitudinal orientation, below the underside of the planar construction structure.
  • the first strand elements and the second strand elements may be of similar construction.
  • the first strand elements and the second strand elements are arranged differently from each other. This results in a variety of possible arrangements of the first and second strand elements to each other, which additional stop options for a person can be realized.
  • the second strand elements are preferably oriented transversely, in particular at right angles, to the first strand elements in order to form a grid.
  • a grid is simple in construction and at the same time allows a variety of functions, as will become more apparent below.
  • the first strand elements form a first network and / or the second strand elements form a second network.
  • two independent networks and / or network levels are available, whereby a greater functionality is achievable.
  • the first network, in particular the first network level, and the second network, in particular the second network level are spaced apart from one another.
  • the risk of contact, in particular rubbing against one another, of the first strand elements and of the second strand elements can be reduced, as a result of which undesired material wear and the risk of a material break can be avoided.
  • immediately adjacent first strand elements of the first network and / or second strand elements of the second network are spaced apart within arm reach.
  • the distance of immediately adjacent first strand elements and / or second strand elements is approximately 1 m.
  • the immediately adjacent strand elements of a single network are spaced apart in arm range. In this way, a person can change from one strand element to the next adjacent strand element, in particular in the horizontal direction. In this way, as well as the possibility to move in the longitudinal direction of the strand element, in particular in the horizontal direction, each point of the underside of the flat building structure can be reached from below.
  • a second strand element is arranged transversely, in particular at right angles, to the first strand elements.
  • two second strand elements are arranged transversely, in particular at right angles, to the first strand elements in the edge region of the planar structural structure.
  • the immediately adjacent first strand elements of the first network with a distance of about 1 m and the immediately adjacent second strand elements of the second network with a distance of about 4 m apart.
  • the distance, in particular vertical, between the first network and / or the first network plane on the one hand and the second network and / or the second network plane on the other hand is less than 20 mm, preferably less than 15 mm.
  • the distance between the first network and the second network is in the range of 5 mm to 15 mm.
  • the distance between the first network and / or the second network on the one hand and the underside of the planar structure on the other hand is less than 1 m, preferably less than 50 cm, particularly preferably at least 10 cm.
  • the bottom is for one with The person held the stop system within arm reach. As a result, maintenance and / or repair work is greatly facilitated.
  • At least one individual strand element can be provided for holding and / or hitting a person, and at least one, in particular two, preferably three, particularly preferably four, further directly adjacent strand elements can be used as securing stops for securing the person.
  • the single strand element for holding and / or striking the person forms the holding path.
  • the safety stops are preferably designed as fall arrest devices in order to avoid or intercept falling of the person if the person unintentionally releases himself from the individual strand element or the retaining stretch or the individual strand elements or the retaining stretch itself.
  • the strand elements of the same, in particular first, network located immediately adjacent to the individual strand element or the retaining stretch form a first and a second securing stop.
  • the first securing stop and / or the second securing stop, starting from an attachment point on a strand element are assigned to the strand elements arranged laterally adjacent to the latter and aligned longitudinally of the strand element with the attachment point.
  • the first securing stop and / or the second securing stop is arranged on the left or right immediately adjacent to the single strand element with the attachment point or the holding path.
  • the attachment point is a location on a strand element to which a rolling device and / or a holding device for holding a person attached, in particular mounted, is.
  • a third and / or a fourth securing stop can be realized with strand elements of another, in particular the second, network.
  • the third securing stop and / or the fourth securing stop are assigned, starting from a stop point on a string element, to string elements which are aligned directly laterally and are aligned transversely to the longitudinal orientation of the string element with the stop point.
  • the strand elements for the third and / or fourth securing stop are arranged with respect to a stop point on the individual strand element and / or the holding line before and / or behind the stop point with regard to the longitudinal alignment of the individual strand element or the holding section.
  • the numbering of the securing stops as first, second, third and / or fourth securing stop is arbitrarily interchangeable.
  • a seat board, a seat belt, a standing cage, a car and / or a working platform is provided.
  • a seat board, a seat belt, a standing cage, a car and / or a work platform attachable to a single strand element and / or between two, preferably immediately adjacent, first strand elements or second strand elements.
  • a distance stiffening means for spacing the first strand element from the second strand element is provided in an intersection region of a first strand element with a second strand element.
  • the first strand element and / or the second strand element is guided in a channel within the spacer stiffening means, in particular movably.
  • the channel can firmly surround the strand element, in particular in a stationary manner, whereby slippage of the strand element by the spacer stiffening element can be avoided.
  • an additional fall protection can be realized as a result.
  • the spacer stiffening means has two, in particular by means of a sliding connection, clamp connection and / or dovetail connection, connectable and detachable components.
  • the assembly of the distance stiffening means is facilitated.
  • the first strand element and / or the second strand element can be inserted into a second component by means of open channel sides, wherein the channel sides open for insertion can be closed by means of the first component.
  • At least one securing element is arranged on the first strand element and / or the second strand element adjacent to the spacer stiffening means, that of the peripheral surface of the strand element assigned.
  • the securing element is arranged stationarily on the strand element.
  • the securing element serves to prevent slippage of the strand element by the spacer stiffening means.
  • the securing element has a larger diameter than the channel of the spacer stiffening means associated with the securing element for the strand element.
  • a securing element is associated with the first strand element and / or the second strand element at each channel opening of the spacer stiffening means.
  • the respective closest and, in particular parallel to each other running, strand elements are positioned in Armreichweite each other.
  • the first strand elements and / or the second strand elements preferably extend from a first end of the planar structural structure to a second end of the planar structural structure opposite the first end.
  • the strand elements run below the underside of the planar building structure.
  • the ends of the strand elements can be fastened to an edge region of the planar construction structure, in particular to the outer supports.
  • ends of the first strand elements and / or of the second strand elements are each assigned to a fastening element, wherein the fastening element, in particular a form-fitting, non-positively and / or materially bonded, attached to the flat structure.
  • the fastener may be welded to the structural structure or releasably connected thereto.
  • the releasable connection may be formed as a clamping connection.
  • the fastening element can already be formed as an integral part of the planar building structure during the production of the flat building structure and / or the fastening element can be retrofitted as a separate component to existing flat building structures.
  • the fastening element is assigned to a carrier of the planar structural structure, in particular on the underside of the planar structural structure.
  • the fastener has a U-shaped mounting portion for sliding on a flange, in particular a cross-sectional L-, T- or double-T-shaped carrier, the flat building structure.
  • the legs of the attachment portion may be aligned in the mounted state substantially in the longitudinal direction, in particular parallel to the flat building structure. This results in a mounting or dismounting direction oriented essentially parallel to the horizontal. The risk of dropping a fastener of a, in particular substantially horizontally extending flange is thereby reduced.
  • two of the same strand element in particular two opposite ends of the strand element, associated fasteners are braced against each other.
  • openings of the two U-shaped attachment portions facing each other.
  • a maximum voltage of 2 kN is provided for the bracing in particular.
  • a web which extends transversely, in particular at right angles, to the plane of the first leg.
  • the web has a receptacle for securing one end of the strand element.
  • the end of the strand element may have a tensioning unit for tensioning the strand element.
  • the end of the strand element has a control device for controlling the compression of one end of the strand element.
  • At least one suspension means is provided between the ends of a single first strand element or second strand element, which can be fastened to it underneath the planar construction structure and to which the first strand element and / or the second Strand element is attached.
  • the strand element can be hung in the suspension.
  • the suspension means is attached to the underside, preferably in the middle region of the underside, of the flat building structure.
  • the suspension device serves for deflecting the clamping forces acting on the fastening elements.
  • the fasteners can be relieved by means of a suspension.
  • a secure hold of the strand elements can be realized exclusively by means of the fastening elements.
  • the suspension means is positively, non-positively and / or materially fastened by means of a U-shaped suspension section on a flange, in particular a cross-sectional L-, T- or double-T-shaped support, the flat building structure fastened.
  • the suspension means may be welded to the structure or be detachably connected thereto.
  • the attachment can be realized with a clamping connection.
  • the suspension means can already be formed as an integral part of the planar construction structure during the production of the flat building structure and / or the suspension means can be retrofitted as a separate component to existing flat building structures.
  • the suspension means comprises a first suspension element and a second suspension element, which are braced against each other in the mounted state, in particular by means of a tensioning element.
  • the first suspension element and the second suspension element each have a U-shaped suspension section.
  • the first and second Einsch are arranged in the mounted state on a flange of a single T-beam and / or double-T-beam.
  • the legs of the suspension sections can be aligned in the assembled state substantially parallel to the flat building structure. This results in a mounting or dismounting direction oriented essentially parallel to the horizontal. The risk of dropping a suspension element of a, in particular substantially horizontally extending, flange is thereby reduced.
  • openings of the two U-shaped suspension sections face one another.
  • a hanging element for holding the strand element is arranged on the tensioning element.
  • a first end of the hanging element is attached to the clamping element and a remote from the first end second end of the hanging element is designed for receiving and holding a strand element.
  • a working platform which is held displaceably on two first strand elements or two second strand elements as holding strands for the working platform.
  • a person can kneel and / or stand to reach the bottom of the sheet structure.
  • the work platform of two people can be used simultaneously.
  • the work platform can have dimensions of 1 mx 2 m.
  • the work platform is foldable. As a result, the working platform is collapsible and / or unfolded, wherein folded together Condition the work platform is easier to transport.
  • a further first strand element or a further second strand element is provided as a securing strand between the retaining strands.
  • the fuse string serves as a safety stop for one and / or two persons located on the work platform.
  • the working platform can be assigned an adjusting device. The distance of the working platform to the underside of the flat building structure is adjustable by means of the adjusting device. Thus, a distance of the work platform from the underside of the sheet-metal structural structure can be realized, so that a person kneeling and / or standing on the work platform reaches all points of the underside in arm reach.
  • a stop system for maintenance and / or repair work on a bottom below a flat building structure, in particular a platform, for example in the offshore area, preferably in a wind turbine, a substation, a gas and / or a Erdölfact Road ,
  • platforms are several meters, in particular 25 m to 30 m, above the sea surface.
  • This is the bottom, in particular a central region of the bottom, not easily accessible for necessary work.
  • The, in particular retrofittable, stop system now allows secure access to any point on the underside of the flat building structure.
  • Fig. 1 shows a schematic view of a bottom 10 of a flat building structure 11 with a stop system 12 according to the invention.
  • the planar building structure 11 is formed as a platform of a jacket structure having a plurality of carriers 13 on its underside.
  • the carriers 13 form an accessible from the bottom 10 supporting structure of the flat structural structure 11.
  • the carrier 13 are exemplified as a double-T-carrier.
  • the stop system 12 has first strand elements 14 and second strand elements 15.
  • the strand elements 14, 15 are formed in the embodiment shown here as steel cables.
  • Each individual strand element 14, 15 is usable as a holding line 16.
  • a holding device not shown, for example, a rolling device in a strand element 14, 15 can be suspended or batted.
  • not all strand elements 14, 15 and retaining stretches 16 are provided with a reference numeral.
  • the first strand elements 14 on the one hand and the second strand elements 15 on the other hand are arranged side by side in the longitudinal direction. In this embodiment, the distance between two immediately adjacent first strand elements 14 and second strand elements 15 is in each case 1 m.
  • the first strand elements 14 form a first network 17, while the second strand elements 15 form a second network 18.
  • the first strand elements 14 extend at right angles to the second strand elements 15.
  • the first strand elements may be oriented at an arbitrary angle transversely to the second strand elements 15.
  • a grid network 19 is formed in an overlapping region of the first network 17 with the second network 18.
  • the grid network 19 has a grid with a mesh width of approximately 1 m ⁇ 1 m.
  • first strand elements 14 and the second strand elements 15 are not each over the entire width or depth of distributed flat structure 11.
  • a first subarea of the underside 10 of the planar building structure 11 is accessible only by means of the first network 17, a second subarea of the underside 10 of the planar building structure only by means of the second network 18 and a third subarea of the underside 10 of the planar building structure 11 by means of the grid 19
  • a fourth subregion of the underside 10 of the planar building structure 11 is not accessible in this exemplary embodiment.
  • first strand elements 14 and / or second strand elements 15 may also be arranged in the fourth subregion so that the entire underside 10 of the planar construction structure 11 is accessible by means of the first network 17 and / or the second network 18.
  • the strand elements 14, 15 are secured at their ends with fasteners not shown here on the carriers 13.
  • a suspension element 20 is provided between the ends of a single strand element 14, 15 in the region of a carrier 13.
  • a spacer stiffening means not shown here is arranged.
  • the fastener, the suspension means 20 and the spacer stiffening means are explained in more detail below.
  • Fig. 2 shows a side view of a first fastener 22 for a stop system 12 according to the invention.
  • the fastener 22 has a substantially U-shaped mounting portion 23 with a first leg 24, a second leg 25 and an arranged between the legs 24, 25 stop ground 26.
  • the first leg 24 is about 3.5 times as long as the second leg 25.
  • a web 27 is arranged at a side remote from the second leg 25 side of the first leg 24.
  • the web 27 is fixed at right angles to the plane of the first leg 24 on the first leg 24.
  • the web 27 is welded to the leg 24.
  • the plane of the web 27 is aligned parallel to the longitudinal orientation of the first leg 24.
  • a receptacle 28 for fixing an end 29 of a strand element 14, 15 is arranged on a side facing away from the stop base 16 side of the web 27, a receptacle 28 for fixing an end 29 of a strand element 14, 15 is arranged.
  • the end 29 of the first strand element 14 or of the second strand element 15 is pressed in a strand piece 33.
  • the strand end piece 33 is held with the receptacle 28 on the fastening element 22.
  • Fig. 3 is a sectional side view of the first fastener 22 after Fig. 2 in a state mounted on a carrier 13, wherein the Fastening element 22 is associated with a first end 29 of a strand element 14.
  • the strand element 14 may be formed as a strand element 15.
  • the fastening element 22 is pushed onto a flange 30 of a carrier 13.
  • the U-shaped attachment portion 23 engages around a free end of the flange 30.
  • a positive and non-positive, namely in this embodiment, clamping, connection between the carrier 13 and the fastener 22 is made.
  • the plate-like legs 24, 25 prevent in the pushed or mounted state, a rotation of the fastener 22 about an axis parallel to the longitudinal direction of the carrier 13 axis.
  • the first end 29 of the strand element 14 is pressed into or with a separate strand piece 33.
  • a remote from the first end 29 second end 31 of the strand element 14 is pressed into or with a further strand section 33.
  • two control rings 32 are provided with which a visual inspection of the compression of the strand element 14 is feasible. The visual inspection is carried out by controlling the distance of the control rings 32 in each case an associated strand end piece 33, wherein the two strand cutting pieces 33 are arranged facing away from each other. In a proper compression, the control rings 32 abut against the respectively associated, nearest strand end piece 33.
  • the control rings 32 are fixedly attached to the strand element 14.
  • the compression increases the distance between the control ring 32 and the respectively associated, nearest strand tail 33. This is a loosening or loosening of the compression and thus the risk of detachment of the first end 29 or the second end 31 of the strand element 14 early recognizable.
  • the second end 31 or the second end 29 associated Strandend Georgia 33 has a clamping unit 34 for tensioning the strand element 14.
  • the clamping unit 34 or the second end 31 are assigned to a further fastening element 22, not shown here.
  • the further fastening element 22 is mirror-symmetrical to that in the Fig. 3 aligned fastener 22 aligned.
  • Fig. 4 is a side view of another fastener 61 for a stop system 12 according to the invention can be seen.
  • the fastener 61 has a plate member 62 and a profile member 63.
  • the plate member 63 is formed integrally and plate-like.
  • the plate element 63 can be cheaply cut from a plate material or solid material, such as a steel plate.
  • the plate member 63 on an opening 64.
  • the opening 64 is formed in this embodiment as a hole.
  • the opening 64 is used to attach a receptacle 28 not shown here for attaching and clamping a strand element 14, 15.
  • the plate element 62 has a groove-like cutout 65. In the assembled state, the groove-like cutout 64 is arranged above the opening 64. In the cutout 64, the profile element 63 is at least partially included.
  • the profile element 63 is formed in this embodiment as a U-shaped plate with two equal-length legs 66, 67.
  • the legs 66, 67 may have different lengths.
  • the leg 67 may be longer than the leg 66.
  • the legs 66, 67 protrude beyond the plate member 62.
  • the profile element 63 is fixedly connected to the plate member 62, namely welded.
  • the fastening element 61 can be pushed with the profile element 63 onto a flange 30 of a carrier 13, not shown here.
  • the profile element 63 prevents in the pushed or assembled state, a rotation of the fastening element 61 about an axis parallel to the longitudinal direction of the carrier 13 axis.
  • Fig. 5 shows a sectional side view of a suspension means 20 for a stop system 12 according to the invention.
  • the suspension means 20 is attached to a flange 30 of a carrier 13.
  • the suspension device has a first suspension element 35 and a second suspension element 36.
  • the first suspension element 35 is pushed onto a first free flange end 37 of the flange 30 and the second suspension element 36 is pushed or clamped onto a second free flange end 38 of the flange 30 facing away from the first free flange end 37.
  • the suspension elements 35, 36 each have a substantially U-shaped suspension portion 39 and 40, respectively.
  • the suspension elements 35, 36 are of identical construction and each have a first leg 41, a second leg 42 and a stop bottom 43. In this embodiment, the first leg 41 is about 5 times as long as the second leg 42.
  • a rubberized anti-slip mat (not shown here) is arranged between the outside of the flange 30 and the inside of the suspension sections 39, 40 .
  • the free end of the first leg 41 is formed as an angle, wherein an angled surface 44 is arranged at right angles to the side facing away from the second leg 42 side of the first leg 41.
  • the angled surfaces 44 of the two suspension elements 35, 36 face each other.
  • the suspension elements 35, 36 are connected to each other by means of a clamping element 45 and braced against each other.
  • the clamping element 45 comprises a screw 46, which is performed by bores in the angled surfaces 44 and secured by a nut 46.
  • a hanging element 48 is arranged on the clamping element 45.
  • the hanger member 48 is attached at a first end to the screw 46 in which the screw 46 is passed through a bore in the hanger member 48.
  • a strand element 14 is held by the hanging element 48.
  • a strand element 15 can be held by the hanging element 48 or the suspension element 20.
  • Fig. 6 is a perspective view of a schematic representation of a Distanzversteifungsffens 49 for a stop system 12 according to the invention can be seen.
  • the spacer stiffening means 49 is arranged in an intersection region 21 of a first strand element 14 and a second strand element 15.
  • the spacer stiffener 49 has a substantially rectangular basic shape.
  • the spacer stiffening means 21 has a first channel 50 and a second channel 51. While the first strand element 14 is guided through the first channel 50, the second strand element 15 is guided through the second channel 51. Alternatively, the first strand element 14 can also be guided through the first channel 50 through the second channel 51 and the second strand element 15.
  • the channels 50, 51 extend in the longitudinal direction of the respective strand element 14, 15, wherein the channels 50, 51 transversely, in this embodiment, are oriented at right angles to each other. Furthermore, the channels 50, 51 are spaced apart from each other. The distance between the channels 50, 51 to each other corresponds to the distance between the strand elements 14, 15 and the network planes of the networks 17, 18 to each other.
  • a securing element 52 is arranged adjacent to the spacer stiffening means 49.
  • the securing element 52 is fixedly connected to the strand element 14 and has a diameter that is greater than the diameter of the channel 50.
  • the strand element 14 may each have a securing element 52 on the two opposite sides of the stabilizing element 49 or the ends of the channel 50 facing away from each other and outside the stabilizing element 49.
  • the strand element 15 can also have a securing element 52 on the two mutually remote sides of the stabilizing element 49 or the ends of the channel 51 facing away from each other and outside the stabilizing element 49.
  • control ring 32 according to Fig. 3 be formed as a fuse element 52. If, in the region of the first end 29 and / or the second end 31 of the strand element 14, a strand element 15 extending transversely to the strand element 14 and a spacer stiffening element 49 is provided in its intersection region 21, the strand element 14 will become completely detached from the first end 29 or second end 31 of the compression with the Stranggend Sharing 33 by means of the fuse element 52 formed as control ring 32 by striking the Distanzversteifungsstoff 49 caught or secured.
  • the through-slit of a completely dissolved from the compression strand element 14 at a distance of, for example, the strand element 15 to the first end 29 or second end 31 of the strand element 14 from about 1 m to about 1 m can be limited.
  • Fig. 7 shows an enlarged view of the Distanzversteifungsstoffs 49 according to Fig. 5 in a disassembled state.
  • the spacer stiffener 49 has a first component 53 and a second component 54.
  • the components 53, 54 are in the embodiment shown here by means of a dovetail connection 55 connected to each other and detachable from each other.
  • the component 53 has a dovetail groove 56 and the component 54 has a dovetail web 57 corresponding to the dovetail groove 56.
  • the dovetail web 57 is arranged centrally on a plate 58. Transverse to the dovetail web 57, the channel 51 is groove-shaped, wherein the channel 51 penetrates into the plate 58. In the longitudinal direction of the dovetail web 57, the channel 50 is centrally formed in this groove-shaped.
  • a free side of the channel 51 is closed by means of a surface 59 of the first component and a free side of the channel 50 by means of a surface 60 of the dovetail groove 56.
  • a spacer not shown here is provided.
  • the spacer is formed cross-shaped and can be introduced between the first channel 50 and the second channel 51 in the dovetail web 57.
  • first a strand element 15 is inserted into the second channel 51 of the second component 54.
  • the spacer is inserted into the dovetail web 57.
  • the strand element 14 is inserted onto the spacer and into the first channel 50.
  • the first component 53 is pushed onto the second component 54.
  • Fig. 8 a perspective schematic representation of a working platform 68 for a stop system 12 according to the invention.
  • the working platform 68 has a platform floor 69.
  • the platform floor is formed rectangular in this embodiment.
  • the width of the working platform 68 or of the platform floor is 2 m and the depth is 1 m.
  • the working platform 68 or the platform floor 69 can be folded in the area of the dashed line 70.
  • a hinge not shown here is provided in the region of the line 70.
  • a rope 71 Starting from the four corners of the platform floor 69 extends in each case a rope 71. At the free ends of the ropes 71 is in each case a rolling device 72.
  • the rolling devices 72 are not shown here in detail strand elements 14, 15 can be stopped.
  • the working platform 68 in the mounted state along the longitudinal direction of the first strand elements 14 or the second strand elements 15 is displaceable.
  • the strand elements serve 14 and 15, where the rolling means 72 are posted as a holding strand.
  • another strand element 14 or 15 is provided between two strand elements 14 and 15 serving as retaining strands.
  • This further strand element 14 or 15 serves as a safety strand to which a person on the work platform 68 hangs for securing purposes.
  • a person located on the working platform 68 is suspended from one or both strand sections 14 and 15 serving as holding strands.
  • side walls 73 are arranged in the edge region of the working platform.
  • the side walls 73 surround the platform floor 69 and extend transversely, in this embodiment, at right angles, to the platform floor 69.
  • the side walls 73 extend from the platform floor 68 to about half the height of the cables 71.
  • Fig. 9 shows a sectional side view of an adjusting device 74 for a working platform 68 according to Fig. 8 ,
  • the adjusting device 74 is in each case assigned to a free end of a cable 71.
  • the adjusting device 74 has a telescopic mechanism 75, which comprises a telescopic rod 76 and a telescopic tube 77.
  • the telescopic rod 76 is guided at least partially within the telescopic tube 77.
  • the telescopic rod 76 has several longitudinally successively arranged holes 78.
  • the telescopic tube 77 has a single hole 79.
  • various positions of the telescopic rod 76 relative to the telescopic tube 76 can be fixed, in which a bolt 80 through the hole 79 of the telescopic tube 76 and a corresponding hole 78 of the telescopic rod 76 is guided.
  • a securing device 81 is provided.
  • the securing device 81 has a cable, one end of which is fastened to the telescopic tube 77 and whose second end remote from the one end is fastened to the strand element 14.
  • a strand element 15 may be provided instead of the strand element 14. Should the connection between the telescopic tube 77 and the telescopic rod 76 unintentionally release, a crash by the securing device 81 is prevented.
  • stop system 12 can already be mounted in the production of the flat building structure or retrofitted to an existing building structure.
  • a first network 17 or a second network 18 is realized by means of strand elements 14, 15, the strand elements 14, 15 being arranged at a distance of approximately 10 cm below the underside 10 of the planar construction structure 11. Due to the distance of about 1 m of the immediately adjacent strand elements 14 and 15 to each other, a person, such as an industrial climber or height worker, conveniently and safely from a strand element 14, 15 to an immediately adjacent strand element 14, 15 change. In this case, the person hangs by means of a suitable device, such as a rolling device, in a strand element 14, 15 a. The person can move along the respective holding path 16, formed by a single or two directly adjacent and parallel to each other running strand element 14 and 15, below the bottom 10 of the sheet-metal building structure 11 in the horizontal direction. Thus, the covered by the networks 17, 18 and the grid 19 areas of the underside are accessible for maintenance and repair.
  • a strand element 14, 15 with two fastening elements 22 is fastened to the planar building structure 11 in each case.
  • the mutually remote ends of the strand element 14, 15 and this associated Stranggend Published Culture 33 are each firmly connected to a fastener 22.
  • the fastening elements 22 are in turn fastened to a respective carrier 13.
  • the fastening elements 22 are releasably, namely by sliding on the flange 30, fixed to the carrier 13.
  • the fastening elements 22 can also be connected, for example welded, as an integral component with the flat structural frame 11 and its carrier 11.
  • the strand element 14, 15 between the two associated fastening elements 22 is tensioned in this embodiment with a maximum tension of 2 kN.
  • a maximum tension of 2 kN the two fastening elements 22 at the ends 29 of a single strand element 14, 15 braced against each other and inadvertent release of the fasteners 22 of the carriers 13 is reliably avoided.
  • such a biased strand element 14, 15 allows a secure striking a person. A sagging or swinging of the strand elements 14, 15 is thereby significantly reduced.
  • At least one further strand element 14 or 15 is available per net 17, 18 as a securing stop.
  • at least two further strand elements 14 and 15 are available as securing stops per net 17, 18.
  • the line elements 14 and 15, which are directly adjacent to the holding line 16 and run transversely to the holding line 16, can be used as independent securing stops.
  • the securing stops are arranged to the left of, to the right of, in front of and / or behind the attachment point.
  • a multiple, in this embodiment, up to four times redundant backup can be realized.
  • the securing of a person who is stricken on the stop system 12 is further increased by one or more securing elements 52. If a strand element 14, 15 breaks or an end of a strand element 14, 15 is released, slipping occurs the strand element 14, 15 is prevented by the spacer stiffening means 49 by means of a securing element 52 or a control ring 32 designed as a securing element 52.
  • the securing element 52 fixedly attached to the circumferential surface of the strand element 14, 15 abuts the outside of the spacer stiffening means 49 in such a case. Due to the larger diameter of the securing element 52 compared to the diameter of the respective channel 50, 51, slippage is reliably prevented.
  • Distanzversteifungsmittel 49 serves to stabilize the grid network 19.
  • the freedom of movement of the strand elements 14 relative to the strand elements 15 is considerably reduced by means of Distanzversteifungsstoff 49.
  • the Distanzversteifungsstoff 49 prevents contact of the strand elements 14, 15 in the crossing region 21. This prevents wear due to friction and thus the risk of material fatigue in the crossing region 21.
  • the suspension means 20 By means of the suspension means 20 sagging of a strand element 14, 15 and the grid 19 is reduced.
  • the carrier 13 extending in the region of the underside 10 can be used to connect to the carriers 13 transversely or longitudinally extending strand elements 14, 15 with the suspension element 20.
  • the suspension means 20 are attached to the carriers 13. Due to the reduction of the sagging of the strand element 14, 15 or of the grid 19, the forces acting on the ends of the strand elements 14, 15 can be influenced in such a way that in the region of the ends of the strand elements 14, 15, the strand end piece 33 and the fastening elements 22 a relief is reachable.
  • a bottom 10 of a flat building structure is also accessible at high altitudes, for example 25 m to 30 m above a surface, partially or completely and in a secure manner.
  • a rolling device, a seat board, a standing cage, a car, a work bag and / or a working platform 68 to one or between two strand elements 14, 15 are struck.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Bridges Or Land Bridges (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
EP13168679.2A 2012-05-23 2013-05-22 Système de fixation pour maintenir et sécuriser au moins une personne Withdrawn EP2666931A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012010076A DE102012010076A1 (de) 2012-05-23 2012-05-23 Anschlagsystem zum Halten und Sichern mindestens einer Person

Publications (2)

Publication Number Publication Date
EP2666931A2 true EP2666931A2 (fr) 2013-11-27
EP2666931A3 EP2666931A3 (fr) 2015-02-25

Family

ID=48482943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13168679.2A Withdrawn EP2666931A3 (fr) 2012-05-23 2013-05-22 Système de fixation pour maintenir et sécuriser au moins une personne

Country Status (2)

Country Link
EP (1) EP2666931A3 (fr)
DE (1) DE102012010076A1 (fr)

Cited By (3)

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CN103638617A (zh) * 2013-12-24 2014-03-19 天威保变（秦皇岛）变压器有限公司 一种安全带固定方法及装置
CN104131691A (zh) * 2014-08-11 2014-11-05 锦宸集团有限公司 便拆卸的钢管脚手架悬挑支承
CN113898165A (zh) * 2021-11-02 2022-01-07 中国建筑一局(集团)有限公司 一种吊篮组件及吊篮施工方法

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DE2832300C2 (de) * 1978-07-22 1985-06-13 Pfeifer Seil- Und Hebetechnik Gmbh & Co, 8940 Memmingen Klemme zur Verbindung von Seilen
GB8630787D0 (en) * 1986-12-23 1987-02-04 Barrow Hepburn Equip Ltd Fall-arrest cable attachments
US5316102A (en) * 1992-02-12 1994-05-31 Michael Bell Safety system for use in erecting static structures
FR2786797B1 (fr) * 1998-12-07 2001-02-23 Entrepose Echafaudages Echafaudage pour toit
GB0002881D0 (en) * 2000-02-09 2000-03-29 Multi Stroke Limited Support for safety netting
US6962234B1 (en) * 2002-07-13 2005-11-08 Reeves Eric W Sliding anchorage device
JP5075392B2 (ja) * 2006-10-27 2012-11-21 鹿島建設株式会社 ロープ式補修足場

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103638617A (zh) * 2013-12-24 2014-03-19 天威保变（秦皇岛）变压器有限公司 一种安全带固定方法及装置
CN104131691A (zh) * 2014-08-11 2014-11-05 锦宸集团有限公司 便拆卸的钢管脚手架悬挑支承
CN113898165A (zh) * 2021-11-02 2022-01-07 中国建筑一局(集团)有限公司 一种吊篮组件及吊篮施工方法

Also Published As

Publication number Publication date
EP2666931A3 (fr) 2015-02-25
DE102012010076A1 (de) 2013-11-28

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