EP1950360A1 - Plinthe pour un échafaudage et son procédé de fabrication - Google Patents

Plinthe pour un échafaudage et son procédé de fabrication Download PDF

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Publication number
EP1950360A1
EP1950360A1 EP07001361A EP07001361A EP1950360A1 EP 1950360 A1 EP1950360 A1 EP 1950360A1 EP 07001361 A EP07001361 A EP 07001361A EP 07001361 A EP07001361 A EP 07001361A EP 1950360 A1 EP1950360 A1 EP 1950360A1
Authority
EP
European Patent Office
Prior art keywords
hollow profile
longitudinal
end cap
unit
board according
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Withdrawn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
EP07001361A
Other languages
German (de)
English (en)
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 Verwaltungs GmbH
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 EP07001361A priority Critical patent/EP1950360A1/fr
Priority to DE112008000922T priority patent/DE112008000922A5/de
Priority to DE502008000013T priority patent/DE502008000013D1/de
Priority to US12/448,957 priority patent/US8973707B2/en
Priority to PCT/DE2008/000097 priority patent/WO2008089731A1/fr
Priority to EP08001385A priority patent/EP1950361B1/fr
Priority to CA2674591A priority patent/CA2674591C/fr
Priority to ES08001385T priority patent/ES2323816T3/es
Priority to BRPI0807859-9A priority patent/BRPI0807859B1/pt
Priority to NZ578365A priority patent/NZ578365A/xx
Priority to AT08001385T priority patent/ATE430233T1/de
Priority to PL08001385T priority patent/PL1950361T3/pl
Priority to AU2008209151A priority patent/AU2008209151B2/en
Priority to RU2009131742/03A priority patent/RU2412317C1/ru
Publication of EP1950360A1 publication Critical patent/EP1950360A1/fr
Priority to ZA200904771A priority patent/ZA200904771B/xx
Withdrawn legal-status Critical Current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
    • 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
    • E04G2007/285—Clips or connections for securing boards specially adapted for toe boards
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming

Definitions

  • the invention relates to a toe board for a scaffold, for lateral delimitation of running and / or working surfaces of scaffold planks, with an elongated board unit, which is formed with or from a hollow profile made of steel, in particular galvanized sheet steel, at its longitudinally from each other weg josden front ends in each case by means of a closure means is closed and which has a longitudinally over its respective front end protruding, made of metal, preferably made of steel, in particular flat steel fitting assembly for establishing a connection to the framework and / or with an adjacent toe board.
  • On-board boards are provided at the edges of scaffolding floors to prevent lateral slippage of persons and / or the falling of objects. They have a board body, which so far mostly consists of solid material, namely of wood, plastic or aluminum. At the longitudinal end of the ends are by means of rivets or screws fittings of steel or aluminum, preferably fastened from flat material, which serve to connect to the framework and / or with an adjacent toe board.
  • Such on-board boards are for example from the DE 1 960 069 U , the DE 37 02 127 A1 , the DE 38 13 513 A1 , the DE 202 02 659 A1 and the DE 295 06 672 U1 known.
  • a board made of steel which consists of pressed steel panels with continuous holes or rolled steel panels with recessed beads, which is couped at its ends and closed with flat iron.
  • On the flat iron U-shaped headband are welded, with the help of the steel boards can be fixed to vertical standpipes of a scaffold.
  • With such steel boards can be compared to boards made of wood or aluminum a longer service life can be achieved because they are able to safely withstand the stresses occurring in harsh practice conditions, as in particular during transport and handling of the toe boards, especially when throwing, Falling down and / or may occur in the event of a subsequent occurrence in the course of assembly or disassembly.
  • the hollow profile of the board unit is closed at its front ends in each case with an end cap, which has a covering over the front end of the hollow profile and the end edges overlapping and preferably substantially or preferably entirely made of plastic or aluminum cover, the risk of injury in the Handling can be minimized.
  • the fact that the end cap has a one-piece or multi-part connected to the covering part fastening body which is inserted into the hollow profile of the board unit and fixedly connected thereto and / or with the fitting unit by means of fasteners, can be a simple and inexpensive installation and secure connection with the Reach board unit.
  • the fitting unit has a in the hollow profile and preferably in a recess, in particular in a slot of the end cap, inserted fastening part, the By means of fastening means firmly connected to the hollow profile, can also be a particularly advantageous assembly in conjunction with cost-effective connection techniques and a secure connection of the toe board forming parts with the effect of a further reduced risk of injury reach.
  • the fastening part of the fitting unit is a recess of the end cap, in particular a slot of the end cap passing through inserted into the hollow profile. As a result, the risk of injury during handling can be further reduced.
  • the wall parts of the end cap which delimit the recess or the slot encloses the fastening part of the fitting unit substantially in full or in full circumference.
  • the attachment body preferably consists essentially or preferably completely of plastic or aluminum and is preferably connected in one piece with the cover part. This allows a particularly cost-effective production of the end cap.
  • cover part and preferably also the fastening body is or are formed essentially or completely from or with a thermoplastic, can These components are made even more cost-effective in particular by injection molding.
  • the end cap and / or the fastening body may preferably be formed from a raw plastic that already reliably holds the stresses and strains in practice, it may also be provided that the end cap and / or the fastening body consist essentially or completely of a filled and / or filled body.
  • the plastic reinforced with reinforcing materials preferably with reinforcing fibers, in particular with glass fibers or consists.
  • the fitting unit and / or the end cap is or are fastened to the hollow profile of the board unit without welding and free from separate mechanical fastening means, such as rivets or screws.
  • separate mechanical fastening means such as rivets or screws.
  • fitting unit and / or the end cap is connected to form a positive connection with the hollow profile or are.
  • the fitting unit and / or the end cap is connected to form a positive connection with the hollow profile or are.
  • fitting unit and the end cap under training a positive connection are interconnected.
  • the positive connection is achieved by a local deformation of a wall portion of the hollow profile causing pressing operation or will.
  • the positive connection by inserting or pressing a hole edge region of a provided in a wall portion of the hollow profile hole, preferably by means of a ram in a recess, preferably in a through hole of the fastening part of the fitting unit and / or Attachment body of the end cap takes place.
  • the fastening part of the fitting unit and / or the fastening body of the end cap has at least one recess extending transversely to a wall part of the hollow profile and open toward this wall part, preferably a through hole whose recess edge or its hole edge is one integrally connected to the wall portion of the hollow profile and inwardly projecting, preferably retracted hole edge of a hole of the hollow profile is engaged behind.
  • the fitting unit and the end cap in front of the Inserting the fastening part and the fastening body in the hollow profile of the board unit are positively connected to each other or will be.
  • the fastening body of the end cap is designed with a resilient latching element which is locked in the assembled state to form a positive connection in a recess, preferably in a through hole of the fastening part of the fitting unit such that the fastening part mounted on the end cap Fitting unit is secured at least against withdrawal in a direction opposite to the insertion of the mounting body of the end cap in the hollow profile.
  • the fitting unit and the end cap can be pre-assembled to form a simple and safe to handle unit in a particularly simple manner.
  • the fastening part of the fitting unit presses during its insertion or insertion on or in the end cap, the resilient latching element of the fastening body of the end cap against the spring forces of the locking element inwards, wherein in the course of further mounting or plugging the Fastening part of the fitting unit engages the locking element of the fastening body of the end cap automatically in the recess of the fastening part of the fitting unit.
  • the end cap has a stop on which the fastening part of the fitting unit when attaching or plugging on or in the end cap can strike, so that the fitting unit mounted in the Condition is in a predetermined position by the stop position relative to the end cap.
  • stop and the locking element of the end cap are arranged at a distance from each other, which is equal to or slightly larger than the distance between the locking element associated recess of the fastening part of the fitting unit and a stop associated with the end edge of the Fastening part of the fitting unit.
  • the recess of the fastening part of the fitting unit is designed as a slot extending in the insertion direction and that the locking element has an outer contour corresponding to the inner contour of the elongate hole.
  • the fastening part of the fitting unit is designed with at least two attachment legs arranged at a distance and preferably parallel to one another. As a result, the weight of the fitting unit can advantageously be reduced.
  • each mounting leg with at least one serving for its attachment to the hollow profile recess and at least one to whose fixation is designed relative to the end cap serving recess. This allows a particularly secure fixation of the end cap relative to the fitting unit on the one hand and a secure and stable connection of the fitting unit on the hollow profile of the board unit on the other.
  • the fastening body of the end cap is designed with at least two plug-in bodies arranged at a spacing and preferably parallel to one another, the number of plug-in bodies preferably corresponding to the number of fastening legs.
  • the end cap is designed beveled at its end facing away from the hollow profile in the longitudinal direction at an angle of preferably about 45 degrees.
  • another toe board can be attached to the front side immediately after a first toe board according to the invention.
  • the board unit or the hollow profile can be cut to a particularly low cost in a sectional plane perpendicular to its longitudinal extension.
  • the part of the cover part covering the end edges of the hollow profile forms a stop which can be brought into contact with the end edges of the hollow profile or which bears against it.
  • a stop By such a stop, the exact insertion position of the end cap or its attachment body can be determined so that always a constant Overall length of the toe board can be ensured in the course of its production.
  • the end edges of the hollow profile span a plane arranged perpendicular to the longitudinal extent or perpendicular to the longitudinal axis of the hollow profile.
  • the hollow profile can be cut perpendicular to its longitudinal axis, which means special cost advantages in the production.
  • the optionally provided connecting bevels of optionally to be arranged at an angle to each other on-board boards can then be provided on the protruding from the hollow profile part of the end caps, which means very special cost advantages in combination.
  • the hollow profile is designed with at least one, preferably with at least two preferably longitudinally closed cross-sectionally closed. As a result, the bending, torsion and kink resistance can be significantly increased.
  • the at least one longitudinal spar is designed as edge spar. Apart from the advantages mentioned above, the risk of injury during manual handling can be further reduced in this way. These advantages can be achieved to a particular degree if two longitudinal bars configured as edge spars are provided.
  • the longitudinal beam has a box-shaped and / or closed, in particular a trapezoidal cross-section in a section perpendicular to the longitudinal axis thereof.
  • the hollow profile is produced by bending and / or folding a blank made of sheet steel, in particular in a Rollenprofilier No.
  • a further improved connection and particularly cost-effective production can be achieved in that the two longitudinal ends of the hollow profile made of sheet steel are connected to each other overlapping or abutting each other free of separate mechanical fastening means, such as rivets or screws and also free of welding technique requiring a separate joining material.
  • the two longitudinal ends of the steel sheet by means of a press-joining method for example by means of clinching, clinching and / or roll cut stamping are connected to each other or with an opposite wall portion of the hollow profile.
  • the two longitudinal ends are preferably connected to each other over the entire length of the steel sheet by means of laser welding or with an opposite wall portion of the hollow profile.
  • the fitting unit projects beyond the front end of the hollow profile Area has a substantially perpendicular to its longitudinal axis and extending to one of the longitudinally extending narrow longitudinal end faces of the board unit out open slot, the slot bottom is preferably arranged approximately at half the height of the board unit.
  • the board unit is provided on its widths facing away from each other with substantially or over its entire length extending, preferably designed as beads longitudinal ribs, which stacking a plurality of toe boards to form a shift the toe boards perpendicular to their longitudinal extent enable interlocking or preventing positive connection of the stacked toe boards.
  • longitudinal ribs can thus serve as stacking ribs.
  • the rigidity and the grip of the toe board can be increased.
  • first longitudinal rib of the longitudinal ribs extends at least a first longitudinal rib of the longitudinal ribs to above the outer boundary surface of a first wide longitudinal side of the broad longitudinal sides of the board unit and that at least a second longitudinal rib of the longitudinal ribs to below the outer boundary surface facing away from the first wide longitudinal side second broad longitudinal side of the board unit extends.
  • Such longitudinal ribs can be produced in a particularly simple and cost-effective manner and allow a particularly simple and secure stacking of several toe boards with increased rigidity and grip of such toe boards.
  • the longitudinal ribs are arranged in the region of at least one longitudinal spar, preferably in each case in the region of an edge spar.
  • the longitudinal ribs have a distance to the narrow longitudinal end side of the board unit associated therewith, which allows grasping the board unit by hand from one of its narrow longitudinal end faces in such a way that at least one of the longitudinal ribs on a first broad longitudinal side of the wide longitudinal sides of Board unit with at least one first finger of the hand is engaged behind or at least a first finger of the hand can engage in at least one of the longitudinal ribs on a first wide longitudinal side of the broad longitudinal sides of the board unit while at the same time another finger, preferably the thumb of the same hand on the engages the first broad longitudinal side pioneering second wide longitudinal side of the board unit.
  • This distance may advantageously be between 15 and 35 mm, preferably in the range between 20 and 30 mm, in particular approximately 24 mm.
  • the fitting unit formed of flat steel is bent in its projecting beyond the front end of the hollow profile region transverse to the longitudinal direction.
  • the fitting unit consists of a bent sheet steel bent at least twice.
  • a steel sheet can be produced in a particularly simple and cost-effective manner, has a low weight and can nevertheless advantageously satisfy the requirements placed on such a fitting unit in terms of function and intended use.
  • the invention also relates to a scaffold, the running and / or work surfaces having scaffold planks and vertical stems with first connection units for connecting longitudinal bars, cross bars and / or diagonals using second terminal units and at least one toe board according to at least one of the preceding claims. Also, the above-mentioned invention problem can be solved advantageously.
  • the first terminal unit as a vertical stem surrounding and recesses having rosette, in particular as a perforated disc is formed, and that the second terminal unit is designed as a plug-on the rosette connection head, the at least one Wedge opening for the passage of one of the tension with the rosette serving wedge has.
  • the wedge-like converging vertical outer boundary surfaces having Connection head has an upper head part and a lower head part, between which a forwardly open slot for attaching the connection head is provided on the rosette.
  • the invention also relates to a method for producing a truss for a scaffold having, in particular, the features of at least one of the preceding claims, for laterally delimiting running and / or working surfaces of scaffold planks, with an elongated board unit which is made of or made of a hollow section of steel, is formed in particular of galvanized sheet steel, which is closed at its longitudinally facing away from each other front ends in each case by means of a closure means and with a projecting beyond its respective front end in the longitudinal direction, made of metal, in particular flat steel fitting assembly for making a connection to the framework and / is provided with an adjacent toe board, wherein the hollow profile of the board unit is closed at its front ends in each case with an end cap, which projecting beyond the front end of the hollow profile and the end edges overlapping, vorzugswei se substantially or preferably consists entirely of plastic cover member, and having a one-piece or multi-part connected to the cover part fastening body which is inserted into the hollow profile and firmly connected thereto and
  • the positive connection by drawing or pressing a hole edge of a hole provided in a wall portion of the hollow profile using a press ram in a recess, preferably in a through hole of the fastening part of the fitting unit and / or in a through hole of the fastening body of the End cap is made.
  • the positive connection of the fitting unit with the hollow profile and the positive connection of the end cap is made with the hollow profile under preferably simultaneous action of a plurality of press punches which attack on opposite sides of the hollow profile on this in opposite directions.
  • the toe boards 30 shown in the figures; 30.1; 30.1.1, 30.1.2, 30.2 serve for the lateral delimitation of running and / or working surfaces 16 of scaffold planks 15 of a scaffold 10 (FIG. Figures 26 and 27 ).
  • Each toe board 30; 30.1; 30.1.1, 30.1.2; 30.2 consists of an elongated board unit 31, which is formed here of a hollow section 32 of preferably galvanized steel sheet 29.
  • Their longitudinal views are particularly in the FIGS. 1 to 5 as well as 19 to 21 and their cross section is in FIG. 18 shown.
  • the hollow profile 32 is closed at its in the longitudinal direction 33 facing away from each other front ends 34.1, 34.2 each by means of a designed as an end cap 37 closure means 35.
  • Each board unit 31 has a fitting unit 36 projecting in the longitudinal direction 33 beyond its respective front end 34.1, 34.2, here consisting of flat steel 70; 36.1, 36.2, which is intended for establishing a connection with the framework 10 and / or with an adjacent toe board 30.
  • Each end cap 37 has an over the associated front end 34.1, 34.2 of the hollow section 32 protruding and the End edges 38.1, 38.2 overlapping and consisting essentially of plastic cover 40 on.
  • the end caps 37 further have a here integrally and integrally connected to the cover 40 mounting body 41, which is inserted into the hollow section 32 of the board unit 31 and here both with this and with the fitting unit 36; 36.1, 36.2 is firmly connected by means of a fastener 42.
  • the misting unit 36; 36.1, 36.2 a plugged into the hollow section 32 mounting member 39 which is connected by means of a fastening means 43 fixed to the hollow section 32 of the board unit 31.
  • the entire end cap 37 is made of plastic, so that both the cover 40 and the fixing body 41 are made of plastic.
  • the end cap 37 is made of a thermoplastic material, such as polypropylene, which may optionally be filled or reinforced with fillers and / or reinforcing materials, in particular with reinforcing fibers such as glass fibers.
  • the design of the end caps 37 in a not yet mounted on the board unit 31 state goes out of the FIGS. 6 to 11 out.
  • the cover part 40 of the end caps 37 has a recess 44 in the form of a slot 45 which is closed completely here, which extends in the assembled state perpendicular to the longitudinal direction 33 or to the longitudinal axis 56 of the hollow profile 32.
  • the in the assembled state in the hollow section 32 of the board unit 31 inserted mounting body 41 of the end cap 37 is here designed with two male bodies 73.1, 73.2, which are arranged parallel to each other in the longitudinal direction 33 at a distance 74 to each other (see, eg. Figures 9 and 10 ).
  • Each male body 73.1, 73.2 is designed as a hollow body, which is in each case provided with a number of hollow chambers, which are here divided off from each other via vertical wall parts ( FIGS. 7 and 8th ).
  • the male bodies 73.1, 73.2 here each have an approximately trapezoidal cross section ( FIG. 8 ).
  • the outer contour and arrangement of the male body 73.1 and 73.2 relative to the cover member 40 is selected such that on the cover 40, an annular end edge 103 remains free, the cover for covering or covering the opposite in the mounted state end edges 38; 38.1, 38.2 of the hollow section 32 of the board unit 31 is used.
  • This annular end edge 103 of the cover 40 at the same time forms a stop 77, on which the end edges 38; 38.1, 38.2 of the hollow profile 32 can rest in the mounted state (see, for example, FIG. FIG. 23 ).
  • each male body 73.1, 73.2 are each provided here with four recesses designed as through-holes 54.1, 54.2. These are arranged here in groups of two recesses 54.1, 54.1 and 54.2, 54.2 parallel to the longitudinal direction 33.
  • each through-hole 54.1 is assigned a further through-hole 54.2, wherein the bore axes of these through-holes 54.1 and 54.2 each coincide.
  • the through-holes 54.1 and 54.2 in this case each have the same inner diameter 100, which is for example about 11 mm ( Fig. 22 ).
  • Each plug-in body 73.1, 73.2 has here a rectangularly limited receiving cavity 78.1, 78.2, which extends starting from a here perpendicular to the longitudinal direction 33 and designed as a stop 63 wall part in the longitudinal direction 33 through the cover 40 into the slot 45.
  • These receiving cavities 78.1, 78.2 serve for the form-fitting reception of suitably designed attachment legs 71.1 and 71.2 of the attachment part 39 of the fitting unit 36; 36.1, 36.2, as used in the FIGS. 12, 14 and 15, 17 are shown.
  • the end face 75 of the end cap 37 is preferably beveled at an angle 76, which is preferably about 45 degrees.
  • angle 76 which is preferably about 45 degrees.
  • the cover part 40 of the end cap 37 has on its adjoining the acute-angled end 103 of the end cap 37 side two in the longitudinal direction 33 extending part cone-shaped projections 59 on.
  • These longitudinal ribs 88.1, 88.2 are here as after designed outside arched beads.
  • the latter On the side of the end cap 37 facing away from the conical projections 59, the latter has at least in the region of each of its plug-in bodies 73.1 and 73.2 and here also in the region of its cover part 40 a recess 69.1 which is circular or elliptical in cross section and extends in the longitudinal direction 33. 69.2.
  • the inner contour of the recesses 69.2 in the male bodies 73.1, 73.2 corresponds to the inner contour of longitudinal ribs 88.3, 88.4 of the hollow profile 32 of the board unit 31, which are here designed as inwardly curved beads ( Fig. 18 ).
  • Each mistrack unit 36; 36.1, 36.2 comprises a fixing part 101 protruding from the end cap 37 in the mounted state; 101.1, 101.2 and a mounted in the assembled state through the slot 45 of the end cap 37 into the hollow section 32 of the board unit 31 mounting part 39.
  • the fixing member 39 is here with two spaced 72 and parallel mounting legs 71.1, 71.2 designed by the slot 45 of the cover member 40 of the end cap 37 into the respective receiving cavity 78.1, 78.2 of the end cap 37 are plugged.
  • Each mounting leg 71.1, 71.2 of the fitting units 36; 36.1, 36.2 has at least one for its attachment to the hollow section 32 of the board unit 31 serving recess 52.1, 52.2, which is here designed in each case as a through hole. Furthermore, it can be provided that each fastening leg 71.1, 71.2 is designed with at least one recess 61 serving for fixing it relative to the end cap 37, which in the exemplary embodiment is likewise designed as a passage opening, preferably as a slot.
  • the inner contour 67 of the recess 61 corresponds approximately to the outer contour 68 of the associated latching element 60 of the end cap 37, so that the respective latching element 60 in the course of insertion of the respective fitting unit 36; 36.1, 36.2 in the end cap 37 resiliently in the respective recess 61 of the fitting units 36; 36.1, 36.2 can snap.
  • the formed as through holes recesses 52.1 and 52.2 of the mounting legs 71.1, 71.2 of the fitting units 36; 36.1, 36.2 have a diameter 99, which here corresponds to the diameter 100 of the likewise designed as through holes recesses 54.1 and 54.2 of the male body 73.1, 73.2 of the mounting body 41 of the end cap 37.
  • the diameter 99 of the attachment for the Beschickinpond 36; 36.1, 36.2 on the hollow profile 32 serving recesses 52.1, 52.2 about 11 mm and also the diameter 100 of the attachment of the end cap 37 to the hollow section 32 and the fitting unit 36; 36.1, 36.2 recesses 54.1, 54.2 is also about 11 mm ( FIG. 22 ).
  • two on-board boards 30.1.1 and 30.1.2 for example, as in FIG.
  • FIG. 27 shown, advantageously arranged and fixed to each other or fixed by a first fitting unit 36, for example, the fitting unit 36.1 of the toe board 30.1.1, in the slot 84 of a fitting unit 36 of a second toe board 30, for example, a Bes diligentinnheit 36.1 of a second board board 30.1. 2, is plugged.
  • the slot 84 of the fitting unit 36.1 of the first-mentioned on-board board 30.1.1 can be shown. be plugged in the mounted state on the fitting unit 36.1 of the second board 30.1.2.
  • the two narrow longitudinal end faces 87.1 or longitudinal edges of the two toe boards 30.1.1 and 30.1.2, and thus their upper edges, are at the same height level.
  • the misting units 36; 36.1, 36.2 are preferably made of flat steel 70.
  • Their respective fixing part 101; 101.1, 101.2 can be designed with a through hole 102 into which a suspension hook not shown in the figures can be inserted.
  • the design of the fixing part of the fitting unit projecting from the end cap 37 depends on the user and mission needs may be designed differently than shown in the figures.
  • the fixing part can also be designed the same or similar, such as in the DE 100 61 506 A1 described and shown, the disclosure of which is incorporated herein in its entirety.
  • the fitting units 36 which are preferably made of flat steel 70, are bent transversely to the longitudinal direction 33 in their region projecting beyond the front end 34.1, 34.2 of the hollow profile 32, in particular in their region projecting beyond the respective end cap 37.
  • the fitting units 36 are preferably made of a bent sheet steel 70 bent at least twice (see in particular FIG Figures 13 and 16 ).
  • the main difference between the particular in the FIGS. 12 to 14 shown fitting unit 36.1 and in particular in the FIGS. 15 to 17 shown fitting unit 36.2 is that the fixing part 101.2 of the fitting unit 36.2 has a projection unit 57 which protrudes in the mounted state of the fitting unit 36.2 on the board unit 31 with a distance or projection 58 on one of the narrow longitudinal end faces 87.1 ( Figures 2 and 4 ).
  • the fixing part 101.2 of the fitting unit 36.2 has a projection unit 57 which protrudes in the mounted state of the fitting unit 36.2 on the board unit 31 with a distance or projection 58 on one of the narrow longitudinal end faces 87.1 ( Figures 2 and 4 ).
  • the board unit 31 consists of a hollow profile 32 of galvanized sheet steel 29.
  • the design of the hollow section 32 in a state prior to assembly and attachment of the end cap 37 and the fitting unit 36 on the hollow profile 32 goes out of the FIGS. 18 to 22 out.
  • the Hollow section 32 is made of a blank of sheet steel 29 by bending and / or folding the same, in particular in or on a Rollenprofilier No.
  • the two longitudinal ends 83.1 and 83.2 of the blank made of sheet steel 29 are advantageously joined together by separate mechanical fastening means, such as rivets or screws and also free of a separate joining material welding method here on impact 93, using either a press-joining process, such as clinching, clinching and / or roll cut stamping or using a laser welding process.
  • the two longitudinal ends 83.1 and 83.2 of the steel sheet blank are preferably connected to one another over the entire or essentially the entire length of the hollow profile 32 and / or to an opposite wall part 47.1 of the hollow profile 32.
  • the wall thickness of the hollow profile 32 is preferably less than 2 mm, in particular less than 1 mm, for example 0.8 mm or only 0.6 mm.
  • the hollow profile 32 of the board unit 31 has in the region of each of its front ends 34.1, 34.2 a number of eight through holes 49, which corresponds to the number of recesses or through holes 54.1, 54.2 in the fastening body 41 of the end cap 37.
  • These through-holes 49 in the hollow profile 32 have in a state in which the end cap 37 and the fitting unit 36; 36.1, 36.2 not yet plugged into the hollow profile 32 and are positively connected to this, a diameter 50 which is much smaller than the diameter 99 of the openings designed as recesses 52.1, 52.2 in the mounting legs 71.1, 71.2 of the fixing part 59 of Fitting unit 36; 36.1, 36.2 and Accordingly, it is also much smaller than the diameter 100 of the recesses 54.1, 54.2 of the plug-in bodies 73.1, 73.2 of the end cap 37, which openings are likewise designed as passage openings.
  • the diameter 50 of the through-holes 49 in the exemplary embodiment is approximately 4.5 to 5 mm.
  • the end edges 38.1 and 38.2 of the hollow profile 32 span a plane perpendicular to the longitudinal extent 33 or perpendicular to the longitudinal axis 56 of the hollow profile 32 arranged plane.
  • the hollow profile 32 is designed in the embodiment shown with two cross-sectionally closed longitudinal beams 80.1 and 80.2, which are both formed as edge spar 81.1 and 81.2 and which extend over the entire length of the board unit 31.
  • the longitudinal bars 80.1 and 80.2 have, in a section perpendicular to their longitudinal axis or perpendicular to the longitudinal axis 56 of the board unit 31, a box-shaped, here trapezoidal cross-section 82.1, 82.2.
  • the wall portions of the longitudinal members 80.1 and 80.2 arranged opposite one another at a distance and starting from a double wall region 91 having a width 94 are each arranged at an angle 92 to a vertical to a wall portion 47.1 of a first wide longitudinal side 86.1 of the board unit 31 ( Fig. 18 ).
  • Each of the longitudinal beams 80.1, 80.2 designed as edge beams 81.1, 81.2 has sides pointing away from one another, which form a wall portion of the wide longitudinal sides 86.1 and 86.2 of the board unit 31 facing away from one another, in each case substantially or over their entire length extending, designed as beads Longitudinal ribs 88.1, 88.2; 88.3, 88.4 on.
  • first wide longitudinal side 86.1 longitudinal ribs 88.1 and 88.2 extend in each case to above the outer boundary surfaces 89.1 of first wide longitudinal side 86.1 of the board unit 31 and arranged on the second wide longitudinal side 86.2 second longitudinal ribs 88.3, 88.4 extend below the outer boundary surface 89.2 facing away from the first wide longitudinal side 86.1 second broad longitudinal side 86.2 of the board unit 31.
  • These second longitudinal ribs 88.3 and 88.4 thus each extend into the cavities of the respective longitudinal spar 80.1, 80.2.
  • Die.Lijnsrippen 88.1 and 88.3 of the longitudinal beam 80.1 each have to the first narrow longitudinal end face 87.1 of the board unit 31 at a distance 90.1 or 90.2, which is the same size here.
  • both the two distances 90.1, 90.1 and the two distances 90.2, 90.2 are each the same size. These distances 90.1, 90.2 amount to between 15 and 35 mm, preferably between 20 and 30 mm and in the exemplary embodiment about 24 mm.
  • These distances 90.1, 90.2 of the longitudinal ribs 88.1, 88.2; 88.3, 88.4 to this respectively associated narrow longitudinal end face 87.1, 87.2 of the board unit 31 is selected such that it allows grasping the board unit 31 by hand from one of its narrow longitudinal end faces 87.1, 87.2 ago such that at least one of the longitudinal ribs 88.1, 88.2 on a first wide longitudinal side 86.1 of the wide longitudinal sides 86.1, 86.2 of the board unit 31 is engageable with at least one first finger of the hand or at least a first finger of the hand in at least one of the longitudinal ribs 88.3, 88.4 on a first wide longitudinal side 86.2 of the wide longitudinal sides 86.1, 86.2 of the board unit 31 can engage, while at the same time another finger, preferably the thumb of the same hand the second wide longitudinal side 86.2 or 86.1 of the board unit 31 pointing away from the first wide longitudinal side 86.1 or 86.2 can attack.
  • longitudinal ribs 88.1, 88.2; 88.3, 88.4 for convenient gripping and handling of the toe boards 30; 30.1; 30.1.1, 30.1.2; 30.2, these longitudinal ribs 88.1, 88.2; 88.3, 88.4 advantageously serve as stiffening and / or stacking ribs.
  • the longitudinal ribs 88.1, 88.2; 88.3, 88.4 are designed and arranged such that they allow a stacking of a plurality of on-board boards 30, 30 to form a positive connection of the stacked toe boards 30, 30, which forms a displacement of the toe boards 30, 30 perpendicular to their respective longitudinal extension 33.
  • the misting units 36; 36.1, 36.2 each firmly connected to an end cap 37, wherein the fixing body 41 of the end cap 37 and the fixing part 39 of the fitting unit 36; 36.1, 36.2 form a plug-in unit 97. It is therefore first the respective fitting unit 36; 36.1, 36.2 with their fastening limbs 71.1 and 71.2 in front in the insertion direction 62 (FIG. Figures 12 and 15 ) inserted through the slot 45 of the cover 40 of the end cap 37 into the respectively associated receiving cavity 78.1 and 78.2 of the end cap 37.
  • the mounting legs 71.1 and 71.2 on the in the respective receiving cavity 78.1.
  • the stop 63 and the locking element 60 of the end cap 37 are arranged at a distance 64 which is equal to or slightly larger than the distance 65 between the locking element 60 associated recess 61 of the fixing part 39 of the fitting unit 36 and a stop 63 associated end edge 66 of Fastening part 39 of the fitting unit 36 (see Figures 11 . 12 and 15 ).
  • the latching element 60 engages in the assembled state to form a positive connection in the through hole 61 of the fastening part 39 of the fitting unit 36 such that the fastening part 39 of the mounted on the end cap 37 fitting unit 36 at least against a withdrawal in a direction opposite to the insertion direction 62 is secured.
  • This unit comprises a plug-in unit 97 which is formed by the fixing part 39 of the fitting unit 36 and the fixing body 41 of the end cap 37.
  • the plug-in unit 97 can subsequently be inserted into the hollow profile 32 of the board unit 31, as described, for example, in FIG FIG. 22 is illustrated.
  • the fastening part 39 of the fitting unit 36 and also the fastening body 41 of the end cap 37 are firmly connected to the hollow body 32, free of separate mechanical fastening means, such as rivets or screws and forming a positive connection 46.1, 46.2.
  • the fitting unit 46 and the end cap 37 are connected to form a positive connection 46.1, 46.2 with the hollow profile, but it is also the fitting unit 36 and the end cap 37 connected to form a positive connection with each other.
  • the Figures 23 and 24 to point.
  • the deformation can be achieved by drawing in or pressing in a hole edge region 48 of a hole 49 provided in a wall part 47.1, 47.2 of the hollow profile 32, here by means of press dies 51.1, 51.2, 51.3, 51.4 (FIG. FIG. 22 ), in one of the recesses 52.1, 52.2; 54.1, 54.2 of the fastening part 39 of the fitting unit 36 and the fastening body 41 of the end cap 37 are achieved.
  • the press punches can, for example an outer diameter 98 which is about 8 to 10 mm.
  • This outer diameter 98 is preferably smaller than or equal to the increased by twice the wall thickness of the undeformed hole wall portion 48 of the hollow body 32 inner diameter 99 and 100 of the through holes 52 and 54.
  • the invention also relates to a method for producing a particularly designed according to the invention on-board board 30 for a frame 10, for lateral delimitation of running and / or working surfaces 16 of scaffold planks 15, with an elongated board unit 31, with or from a hollow profile 32nd made of steel, in particular galvanized sheet steel 29 is formed, which is closed at its 33 in the longitudinal direction 33 facing away from each other front ends 34.1, 34.2 each with the aid of a closure means 35 and with a projecting in the longitudinal direction 33 via its respective front end 34.1, 34.2, made of metal , in particular consisting of flat steel 70 fitting unit 36; 36.1, 36.2 is provided, which can serve for producing a connection to the frame 10 and / or with an adjacent toe board 30, wherein the hollow profile 32 of the board unit 31 is closed at its front ends 34.1, 34.2 each with an end cap 37, the one over the front end 34.1, 34.2 the hollow profile 32 protruding and the end edges 38.1, 38.2 covering and preferably substantially or preferably
  • the invention also relates to a framework 10, the running and / or work surfaces 16 having scaffold planks 15 and vertical stems 11 with first connection units 17 for connecting longitudinal bars 12, cross bar 13 and / or diagonals using second terminal units 22 and at least one inventive toe board 30th having.
  • a part or a corner region of such a framework 10 is in the Figures 26 and 27 illustrated.
  • the vertical stems 11 have at least one first connection unit 17 in the form of a rosette 18 preferably designed as a perforated disc 19, which surrounds the vertical stem 11 and which with recesses 20 for attachment of further scaffolding elements, in particular a longitudinal bar 12, a Cross bar 13 and / or serve a diagonal not shown in the figures.
  • These scaffolding elements have, as a second connection unit 17, a connecting head 23 which can be plugged onto the rosette 18 and which has a wedge opening 24 for passing through a connection wedge 25 which serves to clamp the respective scaffold element 12, 13 with the rosette 18.
  • the connection head 23 has wedge-like in a wedge angle of preferably approximately 45 ° converging vertical outer boundary surfaces 26.1 and 26.2.
  • the connection head 23 also has an upper head part 27.1 and a lower head part 27.2, between which a forwardly, ie towards the handle 11, open slot 28 for attaching the connection head 23 is provided on a rosette 18.
  • Such a framework 10 constructed from vertical stems 11, longitudinal bars 12 and transverse bars 13 and / or diagonals also comprises scaffold plies 15 having running and / or working surfaces.
  • Such scaffold plies 15 can be placed directly on the transverse bars 13 and / or on the longitudinal bars 12 become. They can also be provided with Einschangeskarn, such as hooks, by means of which they can be placed or mounted on the cross bars 13 and / or on the longitudinal bars 12. On the upper side, a pipe connector 21, which serves to connect a further vertical stem, is pressed into the vertical stem 11.
  • FIG. 26 is illustrated how a first inventive toe board, which is here a transverse toe board 30.1.1, is fixed to the frame 10, respectively to parts thereof.
  • the fitting unit 36.1 or its fixing part 101 rests on a connection head 23 and thereby extends into the space between the inserted connection wedge 25 and the vertical handle 11.
  • the board unit 31 and the end cap 37 are arranged above the running and working surface 16 of the scaffold plank 15.
  • FIG. 27 is the same framework corner area as in FIG. 26 illustrated, now also a longitudinal toe board 30.1.2 at an angle of about 90 degrees is arranged and fixed to the frame 10 in addition to the one toe board 30.1.1.
  • the longitudinal toe board 30.1.2 was mounted such that the transverse slot 84 of the associated fitting unit 36.1 points upward.
  • the transverse toe board 30.1.1 was fixed and hung, in an arrangement in which the receiving slot 84 of the fitting unit 36.1 of the transverse toe board 30.1.1 is open at the bottom.
  • two on-board boards can be easily and safely fixed to a frame 10 in such a corner region, with their respective narrow longitudinal end faces or end edges 87.1 then being at the same height.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)
  • Connection Of Plates (AREA)
  • Body Structure For Vehicles (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Adornments (AREA)
  • Tables And Desks Characterized By Structural Shape (AREA)
  • Ladders (AREA)
  • Viewfinders (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Coating With Molten Metal (AREA)
  • Escalators And Moving Walkways (AREA)
  • Road Paving Structures (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Mechanical Control Devices (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
EP07001361A 2007-01-23 2007-01-23 Plinthe pour un échafaudage et son procédé de fabrication Withdrawn EP1950360A1 (fr)

Priority Applications (15)

Application Number Priority Date Filing Date Title
EP07001361A EP1950360A1 (fr) 2007-01-23 2007-01-23 Plinthe pour un échafaudage et son procédé de fabrication
ES08001385T ES2323816T3 (es) 2007-01-23 2008-01-21 Tabla de zocalo para un andamio y procedimiento para la fabricacion de una tabla de zocalo.
BRPI0807859-9A BRPI0807859B1 (pt) 2007-01-23 2008-01-21 Placa de guarda para um andaime e processo para a produção de uma placa de guarda
US12/448,957 US8973707B2 (en) 2007-01-23 2008-01-21 Toe board for scaffolding and a method for producing a toe board
PCT/DE2008/000097 WO2008089731A1 (fr) 2007-01-23 2008-01-21 Planche de bordure pour un échafaudage, et procédé de fabrication d'une planche de bordure
EP08001385A EP1950361B1 (fr) 2007-01-23 2008-01-21 Plinthe pour un échafaudage et son procédé de fabrication
CA2674591A CA2674591C (fr) 2007-01-23 2008-01-21 Planche de bordure pour un echafaudage, et procede de fabrication d'une planche de bordure
DE112008000922T DE112008000922A5 (de) 2007-01-23 2008-01-21 Bordbrett für ein Gerüst und Verfahren zur Herstellung eines Bordbrettes
DE502008000013T DE502008000013D1 (de) 2007-01-23 2008-01-21 Bordbrett für ein Gerüst und Verfahren zur Herstellung eines Bordbrettes
NZ578365A NZ578365A (en) 2007-01-23 2008-01-21 Hollow profiled steel toe board for scaffolding with interlocking end caps
AT08001385T ATE430233T1 (de) 2007-01-23 2008-01-21 Bordbrett für ein gerüst und verfahren zur herstellung eines bordbrettes
PL08001385T PL1950361T3 (pl) 2007-01-23 2008-01-21 Deska burtowa dla rusztowania i sposób wytwarzania deski burtowej
AU2008209151A AU2008209151B2 (en) 2007-01-23 2008-01-21 Toe board for a scaffolding, and method for producing a toe board
RU2009131742/03A RU2412317C1 (ru) 2007-01-23 2008-01-21 Бордюрная доска для лесов и способ изготовления бордюрной доски
ZA200904771A ZA200904771B (en) 2007-01-23 2009-07-08 Toe board for a scaffholding, and method for producing a toe board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07001361A EP1950360A1 (fr) 2007-01-23 2007-01-23 Plinthe pour un échafaudage et son procédé de fabrication

Publications (1)

Publication Number Publication Date
EP1950360A1 true EP1950360A1 (fr) 2008-07-30

Family

ID=38123826

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07001361A Withdrawn EP1950360A1 (fr) 2007-01-23 2007-01-23 Plinthe pour un échafaudage et son procédé de fabrication

Country Status (12)

Country Link
US (1) US8973707B2 (fr)
EP (1) EP1950360A1 (fr)
AT (1) ATE430233T1 (fr)
AU (1) AU2008209151B2 (fr)
BR (1) BRPI0807859B1 (fr)
CA (1) CA2674591C (fr)
DE (2) DE112008000922A5 (fr)
ES (1) ES2323816T3 (fr)
NZ (1) NZ578365A (fr)
RU (1) RU2412317C1 (fr)
WO (1) WO2008089731A1 (fr)
ZA (1) ZA200904771B (fr)

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DE102009030192A1 (de) 2009-06-24 2010-12-30 Wilhelm Layher Verwaltungs-Gmbh Bordbrettbeschlag
DE102017113335A1 (de) 2017-06-18 2018-12-20 KERO GmbH & Co. KG Befestigungsvorrichtung für Bordbretter
EP4047156A1 (fr) 2021-02-19 2022-08-24 ProCon-BTW GmbH Planche de bordure et raccord en matière plastique

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JP5571520B2 (ja) * 2010-09-29 2014-08-13 アルインコ株式会社 足場板用幅木
US8668047B2 (en) 2011-07-11 2014-03-11 Francis A. Pedicone, JR. Toeboard system having telescoping, articulating and interlocking members
JP6020893B2 (ja) * 2012-07-27 2016-11-02 株式会社ジェイテクト 電動パワーステアリング装置
CN103397774B (zh) * 2013-08-12 2016-01-20 湖南元拓实业集团有限公司 一种快搭钢跳板的制备方法
EP3286387A4 (fr) * 2015-04-24 2018-12-19 Deltak Manufacturing Inc. Système de plinthe verrouillable pour échafaudage
CN109072670B (zh) * 2016-02-05 2020-07-28 伟英企业有限公司 架高工作平台及相关方法
DE102016106357A1 (de) * 2016-04-07 2017-10-12 Wilhelm Layher Verwaltungs-Gmbh Beschlag für ein Bordbrett eines Gerüsts
WO2019204621A1 (fr) * 2018-04-20 2019-10-24 Deltak Manufacturing, Inc. Ensemble rebord protecteur de grille d'échafaudage destiné à être utilisé sur une grille d'échafaudage
CN114669973B (zh) * 2022-05-26 2022-08-16 四川通安航天科技有限公司 一种基于工业铝型材的型架精确定位装置及型架搭建方法

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Publication number Priority date Publication date Assignee Title
DE102009030192A1 (de) 2009-06-24 2010-12-30 Wilhelm Layher Verwaltungs-Gmbh Bordbrettbeschlag
DE102017113335A1 (de) 2017-06-18 2018-12-20 KERO GmbH & Co. KG Befestigungsvorrichtung für Bordbretter
EP4047156A1 (fr) 2021-02-19 2022-08-24 ProCon-BTW GmbH Planche de bordure et raccord en matière plastique

Also Published As

Publication number Publication date
BRPI0807859B1 (pt) 2018-03-06
RU2412317C1 (ru) 2011-02-20
AU2008209151A1 (en) 2008-07-31
US8973707B2 (en) 2015-03-10
WO2008089731A1 (fr) 2008-07-31
DE502008000013D1 (de) 2009-06-10
ATE430233T1 (de) 2009-05-15
ZA200904771B (en) 2010-03-31
AU2008209151B2 (en) 2011-01-27
CA2674591A1 (fr) 2008-07-31
ES2323816T3 (es) 2009-07-24
NZ578365A (en) 2012-12-21
BRPI0807859A2 (pt) 2014-06-17
CA2674591C (fr) 2013-01-08
US20100078264A1 (en) 2010-04-01
DE112008000922A5 (de) 2010-01-07

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