WO2022057960A1 - Élément de raccordement pour un système d'échafaudage destiné au montage d'une barre de garde-corps d'échafaudage - Google Patents

Élément de raccordement pour un système d'échafaudage destiné au montage d'une barre de garde-corps d'échafaudage Download PDF

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Publication number
WO2022057960A1
WO2022057960A1 PCT/DE2021/000148 DE2021000148W WO2022057960A1 WO 2022057960 A1 WO2022057960 A1 WO 2022057960A1 DE 2021000148 W DE2021000148 W DE 2021000148W WO 2022057960 A1 WO2022057960 A1 WO 2022057960A1
Authority
WO
WIPO (PCT)
Prior art keywords
scaffolding
connection
railing
connection device
unit
Prior art date
Application number
PCT/DE2021/000148
Other languages
German (de)
English (en)
Inventor
Wolf Christian BEHRBOHM
Original Assignee
Wilhelm Layher Verwaltungs-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 Wilhelm Layher Verwaltungs-Gmbh filed Critical Wilhelm Layher Verwaltungs-Gmbh
Priority to EP21783391.2A priority Critical patent/EP4214379A1/fr
Priority to DE112021004927.5T priority patent/DE112021004927A5/de
Publication of WO2022057960A1 publication Critical patent/WO2022057960A1/fr

Links

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
    • E04G7/00—Connections between parts of the scaffold
    • E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
    • E04G7/302—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members
    • E04G7/303—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect
    • E04G7/304—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect with tying means for connecting the bars or members
    • 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
    • E04G1/14—Comprising essentially pre-assembled two-dimensional frame-like elements, e.g. of rods in L- or H-shape, with or without bracing
    • 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
    • E04G5/142—Railings extensible or telescopic
    • 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
    • E04G5/147—Railings specially adapted for mounting prior to the mounting of 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
    • E04G7/00—Connections between parts of the scaffold
    • E04G7/02—Connections between parts of the scaffold with separate coupling elements
    • E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
    • E04G7/22—Stiff scaffolding clamps for connecting scaffold members of common shape for scaffold members in end-to-side relation

Definitions

  • Connection device for a scaffolding system for mounting a scaffolding railing rod
  • the following invention relates to a connection device for installation on an existing scaffolding system, having a base body with a height direction, a transverse direction running perpendicular to the height direction, and a circumferential direction with at least one first connection unit connected to the outside of the base body for the detachable connection of a first scaffolding railing rod, the base body being attached to a Scaffolding tube profile rod of a scaffolding/assembly safety railing in the area of a second connection unit connected to the scaffolding tube profile rod for a detachable connection of a second scaffolding railing rod can be releasably connected.
  • the current regulations in scaffolding require that assembly safety railings (MSG) be used when assembling a scaffolding system, which ensure assembly safety.
  • the assembly safety railing is assembled from an existing lower scaffolding level and ensures that the scaffolding level above, which is still to be assembled, already has railing devices, so that the assembly personnel are secured when entering the upper scaffolding level.
  • MGSs are also referred to as so-called leading railings and are described, for example, in EP 1 571 275 B1 or EP 1 338 723 B1.
  • the vertical railing posts of the assembly safety railing are detachably connected to the existing vertical scaffold tube profile bars of the scaffolding system. In their upper end area, these vertical scaffold tube profile rods have a second connection unit, to which a second scaffold railing rod is already detachably connected during assembly.
  • a connection device for a scaffold railing rod which has a pipe connection coupling as the base body with a connection unit for the scaffolding railing rod formed on the outside.
  • this connection construction cannot be made directly at the level of the scaffolding railing rod of the assembly safety railing, since a connection at the same height is not possible due to the existing connection unit for the scaffolding railing rod of the assembly safety railing.
  • This connection device must therefore be fastened either above or below the position of the existing scaffolding railing rod of the assembly safety railing, so that the prescribed height positions for scaffolding railing rods cannot be maintained, especially in the corner area.
  • the present invention is based on the task or the technical problem of providing a connecting device for subsequent assembly on an existing scaffolding system with assembly safety railings (MSG), which can be produced economically and can be easily connected in terms of assembly technology is and an additional Easy connection option for another scaffolding railing rod in the required height position, especially in the corner area.
  • MSG assembly safety railings
  • connection device of the type mentioned at the outset is given by the features of independent claim 1 .
  • Advantageous refinements and developments are distinguished by the features of the claims which are directly or indirectly dependent on the independent claim 1 .
  • connection device is accordingly characterized in that the base body is designed as a tubular profile unit with recesses present in the wall of the base body, such that the connection device can be pushed onto the tubular scaffolding profile bar, in particular in the vertical direction, and on the second connection unit of the tubular scaffolding profile bar, in particular through Rotation around the height direction, can be connected/releasably fixed.
  • This configuration according to the invention makes it possible without any problems to mount the connecting device on existing scaffolding systems with mounted assembly safety railings on the tubular scaffolding profile rod of the assembly safety railing and thus to ensure a connection for another scaffolding railing rod, in particular for a corner area.
  • the first scaffolding railing rod in the corner area can be connected on the outside or inside.
  • a particularly advantageous structural design that can be produced economically, allows simple assembly and ensures reliable functionality in the long term is characterized in that the wall of the base body has a first wall recess on the underside, with a first circumferential width and a first height a second wall recess, which adjoins the first wall recess in the vertical direction and has a second circumferential width and a second height is present, wherein the second circumferential width of the second wall recess is greater than the first circumferential width of the first wall recess.
  • a structurally particularly simple design of the connection device according to the invention which ensures a high level of functionality, is characterized in that the design of the first and second wall recess means that the base body has a first annular contour peripheral area that is closed peripherally on the upper side and a second contour peripheral area that is open in a substantially U-shape on the underside and both contour peripheral areas are integrally connected to one another via a contour web area.
  • a particularly advantageous embodiment is characterized in that the first connection unit is formed on the outside of the contour web area in the transverse direction, with a particularly advantageous embodiment, which ensures extremely simple assembly, being characterized as a result characterized in that the circumferential width of the first wall recess and the height of the second wall recess are greater than the dimensions of the maximum outer contour of the second connection device.
  • the first connection unit is designed as a tilting pin unit with a projection unit with a slot open to the outside, in which a tilting pin is rotatably mounted about an axis of rotation.
  • the connecting device can be made of steel, aluminum or plastic.
  • a scaffolding system according to the invention with vertical scaffolding tubes, wherein an assembly safety railing, also called leading railing, is connected to the vertical scaffolding tubes, which has scaffolding tube profile rods connected to the vertical scaffolding tubes of the scaffolding system, each of which has a second connection unit in its upper end area with a detachable connected second scaffolding railing rod, is characterized in that there is a connecting device of the type described above which is pushed onto the upper end region of a tubular scaffolding profile rod and is detachably connected to the second connecting unit.
  • a particularly preferred embodiment of a scaffolding system according to the invention is characterized in that the arrangement of the first connection unit of the connection device when connected to the tubular scaffolding profile bar is connected at right angles to the second connection unit of the tubular scaffolding profile bar when viewed from above. This also ensures in the corner area that a scaffolding railing can be connected in both directions of the corner area at the prescribed height, with the additional first scaffolding railing rod being able to be connected both on the outside and on the inside depending on the arrangement of the connection device.
  • a further development that has been tried and tested in practice and is particularly advantageous, economical to use, ensures simple assembly and enables long-term reliable function is characterized by the fact that the scaffolding system is designed as a Layher SpeedyScaf® system or Layher Allround Scaffolding® system with a connected assembly safety device -Railings with scaffold tube profile bars.
  • the scaffolding system can be designed in a different way.
  • connection device for subsequent assembly on a tubular scaffolding profile bar for connecting a scaffolding railing rod
  • FIG. 3 schematic side view of the connecting device according to FIG. 1,
  • FIG. 4 schematic front view of the connecting device according to FIG. 1,
  • FIG. 6 schematic detailed perspective of a connection device connected to a scaffolding tube profile bar in the corner area, with another scaffolding handrail bar being connected on the inside,
  • FIG. 7 schematic detailed perspective of a connection device connected to a scaffolding tube profile bar in the corner area, with another scaffolding handrail bar being connected on the outside
  • 9 to 13 schematic perspective representations of different scaffolding structures of a Layher SpeedyScaf® system with connection of an assembly safety railing (advancing railing) with tubular scaffolding profile bars using the connection device according to FIGS. 1 to 7, which is connected to a tubular scaffolding profile bar in different ways assembly states and
  • FIGS. 1 to 7 15 schematic representation of a scaffolding construction according to the Layher Allround Scaffolding® system with connected assembly safety railings with tubular scaffolding profile bars using a connection device according to FIGS. 1 to 7, which is connected to a tubular scaffolding profile bar, is in different assembly states.
  • connection device 10 for subsequent assembly on a tubular scaffolding profile bar of scaffolding or an assembly safety railing (MSG), to allow a connection of a further scaffolding handrail.
  • MSG assembly safety railing
  • the connecting device 10 has a tubular profile-like base body 11, in the wall of which there is a first wall recess 14 with a circumferential width Ul and a height Hl on the underside, which is adjoined in the height direction H by a second wall recess 16 with a height H2 and a circumferential width U2.
  • the height direction is shown in Fig. 1 with the double arrow H, the transverse direction with the double arrow Q and the circumferential direction with the double arrow U.
  • the wall of the base body 11 forms a closed circular ring contour 20 on the upper side and a U-shaped circular ring contour open in the transverse direction on the underside, the two contours 20 , 22 being connected to one another in one piece via a web contour 24 .
  • a first connection unit 12 is connected to the web contour 14 on the outside, in particular welded, which has a projection unit 26 running in the transverse direction Q, in which a slot 28 open to the outside is arranged in the front end area, in which a tilting pin 29 is present, which has a axis of rotation 27 perpendicular to the transverse direction Q is rotatably mounted on the projection unit 26 .
  • a connection unit 12 has long been known as a connection device for balusters and has proven itself in practice.
  • FIG. 6 shows a detailed perspective of a connecting device 10 connected to a tubular scaffolding profile bar 50 .
  • the tubular scaffolding profile bar 50 is, for example, a component of an assembly safety railing that is described, for example, in EP 1 571 275 B1 or EP 1 338 723 B1.
  • the tubular scaffolding profile bar 50 has a welded-on second connection unit 52 in its upper end region, which in the exemplary embodiment is also designed as a tilting pin connection unit.
  • a second scaffolding railing rod 54 is connected to this second connecting unit 52 via a connecting bracket 56 with a continuous recess 58 .
  • the tilting pin 29 is pivoted into a horizontal position and the connecting lug 56 with its recess 58 is pushed over the projection unit 26, after which the tilting pin 29 falls into a vertical position due to the effect of its own weight.
  • connection device 10 Since the tubular scaffolding profile bar 50 has only one connection unit 52, the connection of a further first scaffolding railing bar 18 at the same height level is not possible. This is where the connection device 10 according to the invention is used assembly is first pushed from above onto the tubular scaffolding profile bar 50 in the height direction H, so that the projection unit 26 of the second connection unit 52 penetrates the first wall recess 14 into the area of the second wall recess 16. The connection device 10 is then rotated in the circumferential direction U, see above that the connection device 10 is secured against displacement in the height direction H both upwards and downwards by the inner contour of the second wall recess 16 .
  • the circumferential width Ul of the first wall recess 14 and the height H2 of the second wall recess 16 are selected to be larger than the maximum external dimensions of the projection unit 26 of the second connection unit 52.
  • the internal diameter of the base body 11 of the connecting device 10 is selected to be slightly larger than the external diameter of the tubular scaffolding profile bar 50.
  • FIG. 7 shows a detailed perspective view of a connected connecting device 10 similar to that in FIG.
  • FIGS. 8 to 10 show a scaffolding frame 70 of the known Layher SpeedyScaf® system using the connection device 10 according to the invention.
  • the scaffolding frames 70 have two parallel spaced vertical scaffolding tubes 62 which are rigidly connected to one another in the upper end area via a cross bar 66 and are connected to one another in the lower end area via a transverse profile 68 .
  • a tubular scaffolding profile bar 50 is detachably connected via connection units 72.1, 72.2 to the front vertical scaffolding tube 62 of the scaffolding frame 70 facing the viewer.
  • the tubular scaffolding profile bar 50 has a second connection unit 52 in its upper end area. As described above, the connecting device 10 is connected to this second connecting unit 52, which makes the first connecting unit 12 available in order to be able to connect a further scaffolding railing rod.
  • Fig. 9 shows the state of a second scaffolding railing rod 54 connected to the second connection unit 52 of the tubular scaffolding profile rod 50.
  • FIG 10 shows the further connection of the first scaffolding railing rod 18 to the first connection unit 12 of the connection device 10, the first and second scaffolding railing rods 18, 54 being arranged at right angles to one another at the same level.
  • tubular scaffolding profile bar 50 of the assembly safety railing can be detached from the scaffolding tube 52 and offset in the height direction H and pushed upwards and connected, so that there are already securing scaffolding railing rods for the scaffolding floor to be mounted above it 18, 54 are present.
  • Figures 11 to 13 show different assembly states of a scaffolding 60.1, in sections in the corner area, which is designed as the well-known Layher SpeedyScaf® system using scaffolding frames 70.
  • Railing already mounted the scaffolding profile bars 50 are on and right vertical scaffolding tube 62 of the left and right scaffolding frame 70 are already connected in an upwardly shifted position on the vertical scaffolding tube 62, respectively.
  • the scaffold tube profile bar 50 in the interior is still in use area of the lower scaffolding level is connected to the vertical scaffolding tube 62, with the connecting device 10 being mounted on the upper side of this scaffolding tube profile rod 50, so that the first scaffolding railing rod 18 can be or is connected at right angles to the second scaffolding railing rod 54.
  • Fig. 11 shows the situation seen from inside. 12 shows the next assembly step for the scaffolding according to FIG.
  • FIG. 13 shows the same assembly situation as FIG. 12, but viewed from the outside.
  • first and second scaffolding railing rods 18, 54 must be designed to be telescopic in order to allow the individual assembly states, in particular to enable the installation-safety railing to be moved from a lower scaffolding level to a scaffolding level arranged above it.
  • FIG. 14 shows the use of the connection device in a scaffolding system 60.2, which is designed as a Layher AllroundScaff® system, with scaffolding tubes 64 that can be plugged into one another and have rosettes arranged spaced apart in the height direction H for the connection of further components.
  • the scaffolding 60.2 shown in FIG. 14 consists of a square scaffolding tower in the four corner areas of which scaffolding tubes 64 are placed vertically one on top of the other.
  • a scaffolding tube profile bar 50 of an assembly safety railing is connected to each scaffolding tube.
  • a connecting device 10 as described above is mounted in the upper end region of each tubular scaffolding profile bar 50 .
  • FIG. 14 shows an assembly state in which three tubular scaffolding profile rods 50 are already connected in one position, so that the handrail rods 18, 54 are present in a scaffolding floor to be assembled above them. Only the front scaffolding tube profile bar 50 facing the viewer is still connected to the vertical scaffolding tube 64 of the lower scaffolding level.
  • a first and second railing rod 18, 54 is connected to the tubular scaffolding profile rod 50, with the second railing rod 54 being connected via the second connection unit 52 of the tubular scaffolding profile rod 50 and the first railing rod 18 being connected via the connection unit 12 to the connection device 10, with the scaffolding railing rods 18, 54 each seen in a plan view, perpendicular to each other.
  • Fig. 15 shows the assembly situation, starting from Fig. 14, in which the front scaffolding tube profile bar 50 facing the viewer is connected upwards to the vertical scaffolding tube 64 pushed over it, so that in this state a circumferential railing with first and second scaffolding railing rods 18, 54 is present, with all scaffolding railing rods 18, 54 being arranged at the same level.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

L'invention concerne un élément de raccordement (10) destiné à être monté sur un système d'échafaudage existant. Ledit élément de raccordement comporte un corps principal (11) avec une direction verticale (H), une direction transversale s'étendant perpendiculairement à la direction verticale (H) et une direction circonférentielle (U), et au moins une première unité de raccordement (12) reliée à l'extérieur du corps principal (11) pour un raccord séparable d'un premier tube de garde-corps d'échafaudage. Le corps principal (11) peut être relié de manière séparable à une barre profilée tubulaire d'échafaudage d'un garde-corps d'échafaudage ou de sécurité de construction dans la région d'une seconde unité de raccordement reliée à la barre profilée tubulaire d'échafaudage pour un raccord séparable d'une seconde barre profilée tubulaire d'échafaudage. Ledit corps principal (11) est caractérisé en ce qu'il soit réalisé sous la forme d'une unité de profilé tubulaire pourvue d'évidements (14, 16) formés dans la paroi du corps principal (11) de telle sorte que l'élément de raccordement (10) peut être poussé sur la barre profilée tubulaire d'échafaudage et peut être relié ou fixé de manière séparable à la deuxième unité de raccordement de la barre profilée tubulaire d'échafaudage.
PCT/DE2021/000148 2020-09-17 2021-09-03 Élément de raccordement pour un système d'échafaudage destiné au montage d'une barre de garde-corps d'échafaudage WO2022057960A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP21783391.2A EP4214379A1 (fr) 2020-09-17 2021-09-03 Élément de raccordement pour un système d'échafaudage destiné au montage d'une barre de garde-corps d'échafaudage
DE112021004927.5T DE112021004927A5 (de) 2020-09-17 2021-09-03 Anschlusseinrichtung für ein Gerüstsystem zur Montage eines Gerüstgeländerstabs

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020005700.4A DE102020005700A1 (de) 2020-09-17 2020-09-17 Anschlusseinrichtung für ein Gerüstsystem zur Montage eines Gerüstgeländerstabs
DE102020005700.4 2020-09-17

Publications (1)

Publication Number Publication Date
WO2022057960A1 true WO2022057960A1 (fr) 2022-03-24

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PCT/DE2021/000148 WO2022057960A1 (fr) 2020-09-17 2021-09-03 Élément de raccordement pour un système d'échafaudage destiné au montage d'une barre de garde-corps d'échafaudage

Country Status (3)

Country Link
EP (1) EP4214379A1 (fr)
DE (2) DE102020005700A1 (fr)
WO (1) WO2022057960A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4353924A1 (fr) * 2022-10-13 2024-04-17 Peri Se Dispositif de fixation pour fixer un élément d'échafaudage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022109613A1 (de) 2022-04-21 2023-10-26 Peri Se Befestigungsvorrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0554743U (ja) * 1991-12-26 1993-07-23 株式会社竹中工務店 手摺り取付用金具
US6062341A (en) * 1998-09-11 2000-05-16 Safway Steel Products Inc. Guard rail stud adapter
EP1338723B1 (fr) 2002-02-20 2009-12-30 Wilhelm Layher Verwaltungs-GmbH Dispositif de montage d'un garde-corps temporaire d'échafaudage
DE102009018436A1 (de) * 2009-04-22 2010-10-28 Peralta, German Kippriegelanordnung für ein Gerüst
EP1571275B1 (fr) 2004-03-05 2015-07-29 Wilhelm Layher Verwaltungs-GmbH Dispositif pour le montage d'un garde-corps provisoire d'échafaudage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0554743U (ja) * 1991-12-26 1993-07-23 株式会社竹中工務店 手摺り取付用金具
US6062341A (en) * 1998-09-11 2000-05-16 Safway Steel Products Inc. Guard rail stud adapter
EP1338723B1 (fr) 2002-02-20 2009-12-30 Wilhelm Layher Verwaltungs-GmbH Dispositif de montage d'un garde-corps temporaire d'échafaudage
EP1571275B1 (fr) 2004-03-05 2015-07-29 Wilhelm Layher Verwaltungs-GmbH Dispositif pour le montage d'un garde-corps provisoire d'échafaudage
DE102009018436A1 (de) * 2009-04-22 2010-10-28 Peralta, German Kippriegelanordnung für ein Gerüst

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4353924A1 (fr) * 2022-10-13 2024-04-17 Peri Se Dispositif de fixation pour fixer un élément d'échafaudage

Also Published As

Publication number Publication date
EP4214379A1 (fr) 2023-07-26
DE112021004927A5 (de) 2023-07-20
DE102020005700A1 (de) 2022-03-17

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