EP1533443A1 - Cheville de fixation pour planchers d'échafaudage - Google Patents

Cheville de fixation pour planchers d'échafaudage Download PDF

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Publication number
EP1533443A1
EP1533443A1 EP04026107A EP04026107A EP1533443A1 EP 1533443 A1 EP1533443 A1 EP 1533443A1 EP 04026107 A EP04026107 A EP 04026107A EP 04026107 A EP04026107 A EP 04026107A EP 1533443 A1 EP1533443 A1 EP 1533443A1
Authority
EP
European Patent Office
Prior art keywords
recess
fastening bolt
edge
floor
fastening
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Withdrawn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
EP04026107A
Other languages
German (de)
English (en)
Inventor
Helmut Dr.-Ing. Kreller
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.)
Wilhelm Layher Vermoegensverwaltungs GmbH
Original Assignee
Wilhelm Layher Vermoegensverwaltungs 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 Vermoegensverwaltungs GmbH filed Critical Wilhelm Layher Vermoegensverwaltungs GmbH
Publication of EP1533443A1 publication Critical patent/EP1533443A1/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Withdrawn legal-status Critical Current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
    • E04G7/00—Connections between parts of the scaffold
    • E04G7/02—Connections between parts of the scaffold with separate coupling elements
    • E04G7/28—Clips or connections for securing boards

Definitions

  • the invention relates to a fastening bolt for Securing at least two scaffolding floors against shifting relative to each other in a parallel to their treads extending displacement plane, with a mounting head, in the assembled state, the recess edge of a Recess of a first scaffolding floor overlaps and with a preferably elongated bolt shank, the assembled state through the recess of the first Scaffolding floor and through a recess of a second Scaffolding floor is plugged in and using a fastener secured against lifting on the second scaffold floor is releasably secured again.
  • a fastening bolt for securing at least two scaffolding floors against shifting relative to each other available which, given increased work safety, is a simple and quick assembly and disassembly from above, by hand and without tools and in the mounted state a Guaranteed removal.
  • Such a fastening bolt is tool-free mountable and dismountable.
  • Mounting bolts can also be cheap ways to compensate for tolerances of dimensions of the recesses the scaffolding floors and / or to compensate for different Distances of the recesses edges of the recesses of the relative to be secured to each other scaffold floors, also optionally due to unevenness of the framework floors and / or their Treads, create.
  • fastening bolts are simple and inexpensive in a harsh field conditions in scaffolding sufficient robustness and are even at Soiled scaffold floors functionally and safely used.
  • Fig. 1 shows a here of scaffolding parts 57 and 58 formed System framework 34, in which stems 59 in a grid the scaffold system corresponding distance from each other, to known, substantially flat perforated discs 60th wear. Between the stems 59 can on the perforated discs 60 using also referred to as connection heads Wedge heads 61 horizontal bars 62, 62.1, diagonal bars 63 and horizontal support bar 64 may be attached. For this Wedges 65 penetrate the perforated disks 60 and the wedge heads 61.
  • the perforated discs 60 preferably have eight openings on, each at an angle of 45 degrees are arranged to each other, through which in the wedged Condition the wedges 65 extend and the the thereto clamped connection heads 61 with preferably thereto by welding attached scaffolding elements a certain Align orientation.
  • the Horizontaltragriegel 64 point preferably an upwardly open and in cross-section U-shaped Profile on with towering upwards Profile webs is provided.
  • the profile webs can Einschwhisstoff 71, for example be placed in the form of hanging claws, the preferably on faces of working or running surfaces 25 having scaffolding floors 23 may be attached. In In the embodiment shown are two each Scaffolding floors 23 with opposite longitudinal end faces arranged side by side.
  • the Width of the respective frame part 57, 58 respectively Width of the horizontal bars, the respective requirements Accordingly, it may also be chosen such that it opens only one scaffolding floor 23 or even more than two be designed adjacent to each other scaffolding floors can. In the aforementioned way can be a den Practice requirements in a special way, build stable system framework 34. It goes without saying, that the invention also in conjunction with others System scaffolds or other scaffolds advantageously used is.
  • a structure in which a first Scaffolding 57 and a second frame part 58 along each and adjacent to a wall portion 67 and 68 of a wall 69, For example, a building, are placed.
  • a wall portion 67 and the Wall portion 68 of the wall 69 perpendicular to each other.
  • Adjacent area of the two wall parts 67 and 68 is a here at an angle of 45 degrees to the two Wall parts 67 and 68 bevelled wall portion 74 below Training a corner 70 is provided.
  • a further scaffold floor 22 is provided, which also with “first Scaffolding floor. "This scaffolding floor 22 is in Embodiment approximately parallel to the oblique Wall portion 74 of the corner 70 and adjacent thereto.
  • the scaffold floor 22 is located in subregions, here each with one of its two end regions, on the Surface each one of the scaffold floors 23, and indeed here on the top floor of scaffolding parts 57 and 58.
  • the scaffold floor 22 is using each a fastening bolt 20 according to the invention at the here each outer scaffolding floor 23 of the frame parts 57th and 58 attached.
  • FIG 2 is the example of two scaffolding floors 22 and 23rd shown how one of the bridging or supplementary scaffold floors 22 relative to one of the scaffolding floors 23 using of the fastening bolt 20 against lateral displacement in the displacement plane 21 and against lifting in one direction perpendicular to the displacement plane 21 and from the framework floor 23rd can be secured away.
  • the scaffold floor 22 is located the surface of the scaffold floor 23, here in one of his End portions and obliquely to the scaffold floor 23 in the End area on.
  • On the scaffold floor 23 are Einsch whisstoff 71 arranged.
  • the scaffolding floors 22 and 23 are with here as circular holes 39, 40 designed recesses 27, 28th provided, which openings of the respective treads 24, 25 of the framework floors 22, 23 form.
  • each of the scaffold floors 22, 23 a Variety of recesses 27, 28, wherein a plurality of recesses 27.1, 31.1 with above the respective tread 24, 25 bulging Ausappelungsr subn 28.1, 32.1 as well as with a majority of with arched below the respective treads 24, 25 Ausbloodungsr sectionn 28.2, 32.2 are provided.
  • a plurality of recesses 27.1, 31.1 with above the respective tread 24, 25 bulging Ausappelungsr sectionn 28.1, 32.1 as well as with a majority of with arched below the respective treads 24, 25 Ausappelungsr selectedn 28.2, 32.2 are provided.
  • Make up the recesses 27.1, 31.1 with bulged upward Perforated edges 28.1, 31.1 Anti-skid fuses made and the Recesses 27.2, 31.2 with below the treads 24, 25 bulging hole edges 28.2, 31.2 form Drain holes for liquids, such as rainwater or Color and the like off.
  • the Fastening bolts 20 each through one of the recesses 27.1 and 31.1 with each above the treads 24, 25 bulging recessed edges 28.1, 32.1 inserted therethrough. It is understood, however, that the fastening bolt 20 also arbitrarily, both in the framework floor 22 as also in the framework floor 23, through the recesses 27.2, 31.2 each with below the treads 24, 25th bulged recessed edges 28.2, 32.2 inserted therethrough may be, or in one of the two scaffolding floors 22nd or 23 by recesses with to above the tread bulging edges of recesses and the other Scaffolding floor 23 or 22 by recesses with after below its tread arched hole edges.
  • a plurality of more than two scaffolding floors 22, 22.1, 22.2 which as Can serve bridging or supplementary scaffold floors, in Shape of a cascade assembly 50 relative to each other and relative to at least one framework floor 23 by means of Be secured securing bolt 20. It can each two of the framework bottoms 22.2, 23; 22.1, 22; relative to each other by in each case at least one fastening bolt 20 against be secured laterally moving and lifting.
  • This way can not be realized so far Bridging or supplementary constructions with scaffolding floors create, with a simple and fast installation as well as disassembly from above by hand and tool-free is possible.
  • Mounting bolt 20 essentially comprises a Attachment head 26, one in the direction of his free male 51 subsequent Siegfixier Sciences 53, a bolt shank 29 and a plurality of recess-edge-engagement elements 30, here in the form of slats 35.
  • the fastening bolt 20 designed symmetrically to its longitudinal axis 33, wherein the fastening head 26, the Lagerfixier Sciences 53, the second shaft part 43 and the exception-edge-engaging elements 30 rotationally symmetrical to the longitudinal axis 33rd are formed.
  • the mounting head 26, the Lüfixier Sciences 53, the bolt shaft 29 and the recess edge-engagement elements 30 are one-piece and the same material interconnected and preferably consist of Plastic, in particular of polyethylene or polypropylene. It is understood, however, that in particular the recess-engaging elements 30 also from one opposite the soften other material of the fastening bolt 20 or more flexible material may exist, but still a one-piece connection to the bolt shank 29 out there can. Such a fastening bolt could, for example advantageous in a two-component injection molding technique getting produced.
  • the fastening head 26 has an outer diameter 75 on, which is larger than the inner diameter of the recesses 27, 28, so that in the assembled state, after the bolt shank 29 with its free spigot 51 ahead through the recesses 27 and 28 of at least two Scaffolding floors 22 and 23 was inserted, with his Auflagerand 76 the Ausbloodungsr section 28, 32 of the recesses 27, 31 of the framework floors 22, 23 overlaps and on this Way a stop and a determination of the mounting bolt 20 causes the first scaffold floor 22.
  • Of the Outside diameter 75 of the mounting head 26 is preferably about 20 mm.
  • the fastening bolt 20 has from its free spigot 51 to the support rim 76 of the mounting head 26 has a length 77, for example about 72 mm.
  • the fastening head 26 closes in the direction of the free spigot 51 a circular cylindrical here designed Heilfixier Sciences 53 at.
  • This has a height 54 and a diameter 55 on.
  • the outer diameter 55 is slightly smaller than the inner diameter of the Recesses 27, 31, so that in the assembled state between the Siegfixier Sciences 53 and the recess edge of the respective recess 27, 31 formed a small game is.
  • Horizontal safety lock between the to be secured Scaffolding floors 22 and 23 can be achieved.
  • this little game even in the assembled state of Mounting bolt 20 an angular orientation of the first Scaffolding floor 22 relative to the second framework floor 23rd with respect to a rotation about the longitudinal axis 33 of the fastening bolt 20.
  • the height 54 of the Kufixier Sciencess 53 is in the embodiment chosen such that a positional fixation of Mounting bolt 20 relative to one of the recesses 27, 27.1, 27.2 is possible, so it does not matter whether the fastening bolt 20 in a so-called high hole or a deep hole of the bridging or supplementary scaffold floor 22 is inserted. It is so by a sufficient height 54 of the Heilfixier Sciencess 53 ensured that this always has a small game Fixing to above the tread 24 or after below the tread 24 bulging AusNFungsr selectedn 28.1, 28.2 of the recesses mediated.
  • the bolt shank closes 29 with a first shaft portion 42, the one Outside diameter 73 has. This is for example about 6 mm.
  • About the circumference of the first shaft portion 42 are offset at equal angular intervals of 90 degrees four each parallel to the longitudinal axis 33 of the fastening bolt 20 extending reinforcing ribs 78 arranged. These are integral with the first shaft part 42 and at its head end 79 and on her insertion end 81 each in one piece with the Lagerfixier Sciences 53 or with the second shaft part 43rd connected.
  • the outer edges go 82 of the reinforcing ribs 78 in the area of their head end 79 and in the Range of their insertion end 81 each smooth or without steps in the respective outer wall parts of the Lagerfixier stresses 53 and the second shaft part 43 via.
  • the Reinforcing ribs 78 are each by parallel Wall parts bounded laterally, which in turn parallel to Longitudinal axis 33 of the fastening bolt 20 are arranged.
  • the width 83 of the reinforcing ribs 78 between the laterally delimiting wall parts is for example 1.5 mm.
  • the reinforcing ribs 78 themselves cause stiffening of the fastening bolt 20 in the region of the first shaft part 42 and also allow a beneficial and void-free injection molding production. It understands However, that basically the reinforcing ribs and / or the rounded transitions are also omitted can.
  • This outer diameter 45 is slightly larger than the outer diameter 73, is smaller than the outer diameter in the embodiment 55 of the Kufixier stressess 53 and is for example about 8 mm.
  • annular disk-shaped fins 35 are arranged in the area of the free insertion end 51 of the fastening bolt 20 and along the one outer diameter 45 having second shaft portion 43 of the bolt shaft 29th. These form each recess edge-Hintergreif elements 30 from.
  • the Slats 35 are arranged such that at least one Slat 35 in the assembled state, the recessed edges engage behind a recess of the second framework floor 23.
  • the fins 35 have an outer contour 36 on, which corresponds to the inner contour of the recesses 31. in the Embodiment, the fins 35 so one circular outer contour on.
  • the outer diameter 41 of the fins 35 about 14 mm and the Outer diameter 46 of the second shaft portion 43 of the Stud shank can be about 8 mm.
  • each lamella in a longitudinal axis 33 of the bolt 20 containing Sectioning a nose-like cross-sectional profile 47.
  • each slat 35 obliquely to the longitudinal axis 33 of the Bolt 20 and the fastening head 26 out at an angle 49 inclined plug-wall parts 48, which when plugging the fastening bolt 20 with its free insertion end 51 ahead in the recesses 27, 31 of the scaffold floors 22, 23rd at the recessed edges 28, 32 elastically deformed become.
  • each lamella points a thickness 72 which is smaller than the distance 56 between immediately adjacent fins 35th this Distance 56 is preferably about 3.3 mm.
  • a preferred hole inside diameter of the recesses 27, 31 of the framework floors 22, 23 is about 12 mm. As part of the manufacturing accuracy or due to contamination These internal dimensions can vary by about ⁇ 1 mm.
  • the recess-edge-engagement elements 30 are such designed that even with such large tolerances of about 10% of the nominal inner dimensions of at least the recess edge 32 of the recesses 31 of the scaffolding floor 23, a secured against lifting attachment of the scaffolding floor 22 at the second scaffold floor 23 is ensured.
  • the fastening bolt 20 For the purpose of mounting the fastening bolt 20 is this one with its free spit 51 ahead and from above first through one of the recesses 27 of the scaffolding floor 22nd and then through one of the recesses 31 of the second Scaffolding floor 23 also pushed through from above.
  • This Passing through can be done manually in a simple manner,
  • the fastening bolt 20 the is preferably designed as a locking pin, simple and quickly with the shoes or by hand in the recesses is pressed into it.
  • the disassembly can be done easily and quickly by the upper framework floor 22 together with the fastening bolt 20 starting from the lower framework floor 23 upwards pulls or tears. Subsequently, the fastening bolt 20, if desired, from the receiving him Recess 28 of the scaffold floor 22 are removed by one the fastening bolt 20 at its mounting head 26th pulls out of the recess 27.
  • the fastening bolts 20 should be used only once for security reasons become. Subsequently, the preferably made of plastic existing fastening bolts 20 advantageously recycled become.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Ladders (AREA)
  • Connection Of Plates (AREA)
EP04026107A 2003-11-22 2004-11-04 Cheville de fixation pour planchers d'échafaudage Withdrawn EP1533443A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20318090U DE20318090U1 (de) 2003-11-22 2003-11-22 Gerüstboden-Sicherungs-Befestigungsbolzen
DE20318090U 2003-11-22

Publications (1)

Publication Number Publication Date
EP1533443A1 true EP1533443A1 (fr) 2005-05-25

Family

ID=32115729

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04026107A Withdrawn EP1533443A1 (fr) 2003-11-22 2004-11-04 Cheville de fixation pour planchers d'échafaudage

Country Status (2)

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EP (1) EP1533443A1 (fr)
DE (1) DE20318090U1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008003053U1 (de) 2007-11-02 2008-05-29 Rux Gmbh Gerüstbelagbohle
DE102007052773B4 (de) 2007-11-02 2011-04-21 Rux Gmbh Gerüstbelagbohle
DE202008003126U1 (de) 2008-03-05 2008-05-29 Rux Gmbh Vorrichtung zur Sicherung von mindestens zwei Gerüstbelagbohlen
DE202011002618U1 (de) 2011-02-10 2012-05-11 Thyssenkrupp Xervon Gmbh Befestigungsbolzen zur Sicherung von systemfreien Gerüstbelägen aus Holz und/oder Stahl und Gerüstsystem mit einem solchen Befestigungsbolzen
DE202012101000U1 (de) 2012-03-21 2013-03-25 Wilhelm Layher Verwaltungs-Gmbh Überlappungs-Anordnung von wenigstens zwei Laufplanken
DK180396B1 (en) * 2019-06-28 2021-03-25 Pcp Corp A/S A retention member adapted for retaining a scaffold plank, a scaffolding system having a retention member, a method for retaining a scaffold plank to a scaffold beam and a method for releasing a scaffold plank being retained to a scaffold beam

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3494244A (en) * 1967-10-24 1970-02-10 Wasco Inc Fastener
US4381633A (en) * 1979-06-27 1983-05-03 Tapco Products Company, Inc. Mounting ornamental window shutters
US4396329A (en) * 1981-01-26 1983-08-02 Phillips Plastics Corporation Pine tree clip
US4728238A (en) * 1980-06-16 1988-03-01 Illinois Tool Works Inc. Plastic drive fastener
WO1988007139A1 (fr) * 1987-03-19 1988-09-22 Donwale Pty. Ltd. Organe de stabilisation destine a etre utilise avec des elements de structure
EP0848171A1 (fr) * 1996-12-12 1998-06-17 TRW United-Carr GmbH & Co. KG Elément de retenue en matière plastique.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3494244A (en) * 1967-10-24 1970-02-10 Wasco Inc Fastener
US4381633A (en) * 1979-06-27 1983-05-03 Tapco Products Company, Inc. Mounting ornamental window shutters
US4728238A (en) * 1980-06-16 1988-03-01 Illinois Tool Works Inc. Plastic drive fastener
US4396329A (en) * 1981-01-26 1983-08-02 Phillips Plastics Corporation Pine tree clip
WO1988007139A1 (fr) * 1987-03-19 1988-09-22 Donwale Pty. Ltd. Organe de stabilisation destine a etre utilise avec des elements de structure
EP0848171A1 (fr) * 1996-12-12 1998-06-17 TRW United-Carr GmbH & Co. KG Elément de retenue en matière plastique.

Also Published As

Publication number Publication date
DE20318090U1 (de) 2004-04-15

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