WO2024008912A1 - Élément de table de coffrage, table de coffrage et procédé de construction d'un coffrage de plafond - Google Patents

Élément de table de coffrage, table de coffrage et procédé de construction d'un coffrage de plafond Download PDF

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Publication number
WO2024008912A1
WO2024008912A1 PCT/EP2023/068819 EP2023068819W WO2024008912A1 WO 2024008912 A1 WO2024008912 A1 WO 2024008912A1 EP 2023068819 W EP2023068819 W EP 2023068819W WO 2024008912 A1 WO2024008912 A1 WO 2024008912A1
Authority
WO
WIPO (PCT)
Prior art keywords
formwork
longitudinal
support
cross
head
Prior art date
Application number
PCT/EP2023/068819
Other languages
German (de)
English (en)
Inventor
Anton Plank
Alexander Augustin
Original Assignee
Doka 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 Doka Gmbh filed Critical Doka Gmbh
Publication of WO2024008912A1 publication Critical patent/WO2024008912A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • 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
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • E04G11/483—Supporting heads
    • 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
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • E04G11/50—Girders, beams, or the like as supporting members for forms
    • 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
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
    • E04G13/066—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for overhangs
    • 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
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins

Definitions

  • Formwork table element Formwork table element, formwork table and method for constructing slab formwork
  • the invention relates to a formwork table element, comprising: at least one formwork panel, at least one longitudinal beam and a plurality of cross beams which carry the at least one formwork panel.
  • the invention relates to a formwork table, comprising: a formwork table element, at least one formwork support with a support element and with a support head.
  • the invention relates to a method for constructing ceiling formwork.
  • a substantially horizontally arranged formlining can be created for concreting a floor slab of a concrete structure, the edges of which are delimited by end formwork. It was already known in the prior art to form the formlining by a large number of formwork panels, which are placed on cross beams, which in turn are perpendicular to the longitudinal or. Yoke beams are placed. The yoke beams are supported towards the ground with ceiling supports. With this state of the art, the load was transferred from the formlining via a structure of cross and yoke beams placed on top of each other in two levels.
  • EP 1 538 278 A2 refers to prefabricated formwork table units made of formwork panels, cross beams and yoke beams, which can be moved between floors in a time-saving manner.
  • Wooden cross beams are attached to the back of the formwork panels.
  • connecting straps are welded to the U-profiles of the yoke beams.
  • the supports can be attached to these yoke beams.
  • along the longitudinal or Jog beams are provided with holes at regular intervals to which the holders of support heads can be attached using bolts.
  • the support heads are designed as swivel heads, with which the supports move to the side can be pivoted.
  • the disadvantage is that the longitudinal or Yoke beams are arranged near the longitudinal edges of the formwork panel, which means that the ceiling supports cannot be mounted on the longitudinal beams in many applications with limited space, for example when concreting cantilevered concrete elements such as balcony slabs.
  • this problem had to be laboriously circumvented with intermediate bars, which were located under the longitudinal or.
  • This support structure is not only complex to prepare, but also results in a very high structure, which is disadvantageous in many applications.
  • FR 3 027 932 Al shows another pre-assembled formwork table in which the yoke and cross beams are arranged one above the other in two levels.
  • the ceiling supports are connected to the yoke beams.
  • the cross beams can be connected to the yoke beams at different longitudinal positions.
  • the yoke beams, including supports and heads can be adjusted relative to the cross beams. This means that the statics of the construction can be influenced. However, the operating effort is high.
  • this state of the art does not offer the desired variability.
  • the present invention has the task of alleviating or eliminating at least individual disadvantages of the prior art. to fix.
  • the aim of the invention is preferably to expand the possible uses of formwork tables of this type.
  • the at least one longitudinal beam and the several cross beams are in the direction perpendicular to the main extension plane of the formwork panel (i.e. in the vertical direction when the formwork panel is aligned horizontally Direction) arranged overlapping, wherein the at least one longitudinal beam and the several cross beams each have connecting elements for connection to a support head of a formwork support.
  • the at least one longitudinal beam and the cross beams are not completely on top of each other, but overlapping, i.e. H . arranged at least in sections at the same height.
  • the cross members thus cross the at least one longitudinal member, preferably substantially at right angles.
  • the at least one longitudinal beam and the cross beams form a support structure for the formwork panel.
  • the cross members are preferably fixedly connected to the at least one longitudinal member, for example via welded connections.
  • Connecting elements for connecting formwork supports are provided both on the at least one longitudinal beam and on the cross beams. Individual formwork supports can therefore advantageously be mounted either on the longitudinal and/or on the cross beams. This variability can be used, for example, to arrange the formwork support offset from an outlet in the standing area.
  • the static requirements can be set precisely.
  • the formwork table element can be specifically supported with additional formwork supports in places where there are larger accumulations of concrete, for example in the case of cracks in the ceiling.
  • the formwork supports can be mounted either on the longitudinal and/or on the cross beams. It is also advantageous that the installation height can be reduced compared to the prior art due to the overlapping arrangement of the longitudinal and cross members. Given the reduced loading volume, transport is also made easier.
  • the location and direction information refers to the intended use condition of the formwork table element with horizontal alignment of the formwork panel.
  • the formwork panel can also be arranged inclined to the horizontal, in which case the Location and direction information must be transferred accordingly.
  • the formwork panel can be connected to the longitudinal and/or cross beams via a rivet, screw or adhesive connection.
  • the preferably essentially flat top sides of the longitudinal and cross beams are each arranged essentially in the same plane parallel to the main extension plane of the formwork panel.
  • the underside of the formwork panel is preferably located on the top sides, i.e. H . on the sides facing the formwork panel, of the at least one longitudinal beam and the several cross beams.
  • the connecting elements of the at least one longitudinal beam are arranged at a first distance from the preferably substantially flat underside of the at least one longitudinal beam and the connecting elements of the cross beams are arranged at a second distance from the preferably substantially flat undersides of the plurality of cross beams , wherein the first and second distances are essentially identical.
  • the first and second distances refer to the distance perpendicular to the main extension plane of the formwork panel, i.e. H . when the formwork panel is aligned horizontally to the vertical distances.
  • the undersides of the longitudinal and cross beams can each be designed as support surfaces for the support head of the formwork support.
  • the same formwork support can be connected either to the longitudinal beam or one of the cross beams, even in an embodiment in which the longitudinal beam and the cross beams are of different heights, i.e. H . have different extensions perpendicular to the main extension plane of the formwork panel.
  • the telescopic support can be extended to different extents in this version, depending on whether the telescopic support is connected to the longitudinal beam or to one of the cross beams. It is important that the same formwork support can be used regardless of whether it is attached to the longitudinal and/or one of the cross beams.
  • the at least one longitudinal beam and the several cross beams each have identical connecting elements for connection to the support head of the formwork support.
  • the same formwork support can be optionally connected to a longitudinal and/or cross member.
  • connecting openings are provided as connecting elements of the longitudinal and/or cross members.
  • at least one longitudinal beam and several cross beams are provided on the back of the formwork panel, preferably each with connection openings, which are set up for connecting formwork supports.
  • the connector of the support head is connected directly or via a connecting element, in particular via a connecting bolt, to at least one of the connecting openings of one of the longitudinal and/or Cross beam connected.
  • the connecting openings are preferably designed as passage openings, which completely pass through the longitudinal and cross members each transversely to their longitudinal direction.
  • the passage opening is designed to receive, in particular to push through, a connecting element, in particular a connecting bolt, with which the connector of the support head can be brought into engagement.
  • the connecting openings can be designed as connecting grooves of the longitudinal and cross members.
  • An element other than the formwork support can also be connected to one of the connection openings, for example a railing adapter or a platform.
  • the at least one longitudinal beam and the cross member each have at least 3, preferably at least 5, in particular at least 10, connecting openings, in particular passage openings, which are preferably at equal intervals along the respective longitudinal or Cross member are arranged.
  • the formwork table element has a circumferential frame with two longitudinal and two transverse frame parts, which enclose on all sides the at least one formwork panel, which is preferably substantially rectangular in plan view, depending on the design, exactly one formwork panel or an arrangement of several adjacent formwork panels .
  • the longitudinal beam and/or the cross beams and/or the circumferential frame are preferably made of metal, in particular steel.
  • the formwork panel preferably has a panel element, in particular made of wood and/or plastic.
  • the outside of the formwork panel is designed as a formwork plane, which limits the space to be filled with concrete.
  • the plate element is preferably reversibly and detachably connected to the surrounding frame.
  • the longitudinal and cross members are preferably fixedly connected to the longitudinal and transverse frame parts of the surrounding frame.
  • the at least one longitudinal beam extends from one cross frame part to the other cross frame part of the surrounding frame.
  • at least two longitudinal beams in particular exactly two longitudinal beams, are provided, which are arranged in particular parallel to one another and parallel to the longitudinal frame parts.
  • connection options for formwork supports especially in a central area of the formwork table element, in relation to the two long sides of the formwork panel, it is advantageous if at least two cross beams, preferably more than four cross beams, in particular more than six cross beams, each with connection openings for the support head is provided between the two transverse frame parts, with the cross members each extending from one longitudinal frame part to the other longitudinal frame part.
  • the cross members are preferably arranged parallel to one another and parallel to the cross frame parts of the surrounding frame.
  • At least one formwork support is mounted on one of the longitudinal and/or cross members. It is particularly preferred if a formwork support is mounted at an intersection of one of the cross beams with one of the longitudinal beams.
  • the longitudinal and cross members each have essentially the same height and/or the same width exhibit .
  • the height refers to the extension in the direction perpendicular to the main extension or Plate level of the formwork panel.
  • the width refers to the extent in the direction perpendicular to the longitudinal direction of the longitudinal or Cross beam parallel to the main extension or
  • the undersides of the longitudinal and cross beams are preferably arranged essentially in the same plane parallel to the formlining.
  • the connecting elements in particular the connecting openings (relative to their centers), are essentially at the same height, i.e. H . in the same plane parallel to the outside facing the concrete, i.e. H . the formlining, the formwork panel.
  • the longitudinal and cross members each preferably have a height of at least 70 mm, in particular of at least 80 mm, preferably of 90 mm to 110 mm and/or a width of at least 40 mm, in particular of at least 50 mm, preferably of 60 mm to 70 mm.
  • the formwork table according to the invention has the formwork table element in one of the embodiments described above and at least one formwork support, preferably several, in particular identical, formwork supports, the support head of the at least one formwork support having at least one connector for connection to one of the connecting elements of the longitudinal and cross beams .
  • at least two, in particular at least three, preferably at least four, formwork supports can be provided, each of which is connected to one of the longitudinal and/or cross members.
  • the support element of the formwork support is preferably designed as a length-adjustable telescopic element, in particular with an inner part, preferably an inner tube, and with an outer part, in particular with an outer tube.
  • the longitudinal axis of the support element is preferably aligned essentially vertically.
  • the formwork table for example as a balcony table, it is advantageous if at least one formwork support is connected to one of the cross beams. It is preferred if several formwork supports are connected to several cross members, which are spaced apart from one another in the longitudinal direction of the formwork table element. It is particularly preferred if several formwork supports are connected to several cross beams, i.e. H . A pair of formwork supports or more than two formwork supports are each connected to several cross beams.
  • At least one connecting bolt is provided, which connects the at least one connector of the support head to the connecting element of the longitudinal or cross member.
  • the connector preferably has at least one hook element with a hook opening.
  • the connector preferably has two hook elements which are designed to grip the ends of the connecting bolt protruding through the connecting opening.
  • the connector preferably has two hook connectors, each with two hook elements. The two hook elements are hooked to the protruding ends of the connecting bolt. The other two hook elements are hooked to the protruding ends of a further connecting bolt, which is inserted through another of the connecting openings.
  • At least one tab element with a completely closed tab opening can be provided as a connector.
  • the support head has a holder having the connector and a head part connected to the support element, the head part being pivotable with the via an articulated connection, in particular between an upright, preferably substantially vertical, support position and at least one lying transport position Bracket is connected.
  • the support head is designed as a swivel head with which the support element can be pivoted to the side.
  • a safety device for selectively blocking and releasing the pivoting of the head part relative to the holder of the support head, in particular in the upright support position and in the lying transport position.
  • the safety device can have a safety lever.
  • the safety lever can have a safety lug which, in the support position, engages behind a retaining pin of the head part.
  • the safety lever can have a further safety lug with which the formwork support is locked in the lying transport position, preferably by engaging with another retaining pin of the head part.
  • the articulated connection is of the support head is designed in such a way that the support element in the assembled state of the formwork support on one of the cross members extends along the cross member in the horizontal transport position and/or that in the assembled state of the formwork support on one of the longitudinal members, the support element extends along the longitudinal member in the horizontal transport position .
  • the articulated connection can have an articulated axis which, based on the assembled state of the formwork support, is perpendicular to the longitudinal direction of the longitudinal or Cross member extends.
  • the joint connection preferably allows pivoting exclusively about the joint axis transversely to the longitudinal direction of the longitudinal or. cross member.
  • the support element has a head plate which is releasably connected to the support head, in particular by means of a wedge element.
  • the method according to the invention for constructing a ceiling formwork has at least the following steps:
  • the support head having at least one connector
  • the method preferably includes connecting multiple connectors of multiple support heads to multiple longitudinal and/or cross members.
  • Fig. 1 shows a diagram of a formwork table according to the invention, in which the formwork table element carrying the formwork panel has intersecting longitudinal and cross beams, which enable a variable arrangement of formwork supports.
  • Fig. 2 shows the use of the formwork table according to the invention for concreting a balcony slab.
  • Fig. 3 shows the formwork table being lifted away when the formwork supports are folded.
  • Fig. 4 to Fig. 6 show different arrangements of the formwork supports on the longitudinal and cross beams.
  • Fig. 7 shows a detail of the connection of the formwork support to the longitudinal beam in the upright support position.
  • Fig. 8 shows a figure. 7 corresponding view of the connection of the formwork support to the longitudinal beam in the horizontal transport position.
  • Fig. 9 shows schematically a further embodiment in which the longitudinal beam is designed to be higher than the cross beam.
  • Fig. 1 shows a formwork table 1 for concreting a ceiling element.
  • the formwork table 1 has a formwork table element 2, which is supported on several formwork supports 3, four in the example shown.
  • the number of formwork supports 3 can be varied depending on the application.
  • the Formwork table element 2 has a circumferential frame 4, which carries at least one rectangular formwork panel 5, which has a coating at least on the top for contact with the concrete.
  • the circumferential frame 4 is composed of two transverse frame parts 6 and two longitudinal frame parts 7, which form a rectangular frame for the formwork panel 5.
  • the longitudinal frame parts 7 and the transverse frame parts 6 have upstanding frame noses which surround the formwork panel 5 on the inside.
  • the transverse frame parts 6 form the shorter transverse sides of the formwork table element 2.
  • the longitudinal frame parts 7 form the longer longitudinal sides of the formwork table element 2.
  • the transverse frame parts 6 can have a length of 0.5 meters (m) to 4.0 m, in particular from 1.5 m to 3.0 m and the longitudinal frame parts have a length of 1.0 m to 10 m, in particular 2.5 m to 7.0 m.
  • the formwork table element 2 has two longitudinal beams 8 between the two longitudinal frame parts 7.
  • the longitudinal beams 8 extend over the length of the formwork table element 2 from the inside of one cross frame part 6 to the inside of the other cross frame part 6.
  • several cross beams 9 are provided between the two cross frame parts 6.
  • the cross beams 9 extend across the width of the formwork table element 2 from the inside of one longitudinal frame part 7 to the inside of the other longitudinal frame part 7, the cross beams 9 being interrupted at the intersections with the longitudinal beams 8.
  • the longitudinal beams 8 and the cross beams 9 each have essentially the same height, ie extension perpendicular to the formwork panel 5, and essentially the same width, ie extension perpendicular to the longitudinal direction of the respective longitudinal beam 8 or cross beam 9 parallel to the main extension or plate plane the formwork panel 5.
  • the longitudinal beams 8 are designed as individual profiles and the cross beams 9 are designed as double profiles.
  • the circumferential frame 4, the longitudinal beams 8 and the cross beams 9 are fixed in position relative to one another.
  • the circumferential frame 4, the longitudinal beams 8 and the cross beams 9 thus form a rigid support or stiffening structure for the formwork panel 5.
  • the undersides of the longitudinal beams 8 facing away from the formwork panel 5 and the undersides of the cross beams 9 facing away from the formwork panel 5 are perpendicular to the main extension plane of the formwork panel 5, i.e. H .
  • the undersides of the cross frame parts 6 and the undersides of the longitudinal frame parts 7 are also arranged at the same height as the undersides of the longitudinal 8 and cross members 9.
  • both the longitudinal beams 8 and the cross beams 9 each have connecting elements 10, which are each set up for connection to a respective support head 11 of the formwork support 3.
  • Formwork supports 3 can thus be connected to different points of the support structure from the longitudinal beams 8 and the cross beams 9.
  • connection openings 12 are provided as connecting elements 10 of the longitudinal 8 and cross members 9, which are distributed at a distance from one another along the longitudinal 8 and cross members 9.
  • the connection openings 12 are arranged at the same height in the exemplary embodiment shown, i.e. H . the centers of the connecting openings 12 are arranged in the same plane parallel to the main extension plane of the formwork panel 5.
  • 12 individual passage openings are provided as connection openings.
  • the passage openings can, for example, be designed with a circular cross-section or as pear-shaped slot openings.
  • the support head 11 in the example shown is designed as a swivel head with a holder 13 and a head part 14, which are connected to one another via an articulated connection 15 with an articulated axis 16.
  • the holder 13 is immovably attached, here to one of the longitudinal beams 8.
  • the holder 13 has two connectors 17, which in the example shown are pairs of Hook connectors are designed.
  • a connecting bolt 18 is inserted through the connecting opening 12 and, in the embodiment shown, secured with at least one securing element, in particular a securing pin, against slipping out of the connecting opening 12.
  • the first pair of hook connectors is then brought into engagement with the ends of the connecting bolt 18 which protrude laterally from the longitudinal beam 8.
  • the hook openings of the second pair of hook connectors are then arranged in alignment with another of the connection openings 12.
  • Another connecting bolt 18 is inserted through the other connecting openings 12 and the hook openings of the second pair of hook connectors.
  • the formwork support 3 can be pivoted from the support position shown in FIGS. 1 and 7 into the transport position shown in FIGS. 3 and 8.
  • a safety device 19 is actuated, which blocks the head part 14 in the support position against pivoting in the direction of the transport position.
  • the safety device 19 has a safety lever 20 with a safety lug 21, which in the support position engages behind a retaining pin 22A of the head part 14, so that pivoting of the head part 14 about the joint axis 16 is blocked.
  • the holder 13 also has a bearing element 23, here a bearing bolt or a bearing screw, which is received in a recess 24 of the head part 14 in the support position.
  • the safety lever 20 is mounted on the holder 13 so that it can pivot about a pivot axis 25, here the bearing element 23.
  • the engagement of the safety lug 21 with the retaining pin 22A is released, whereby the head part 14 together with the support element 26 attached to it can be pivoted, in particular by more than 45 °, preferably by more than 60 °.
  • the safety lever 20 has a further safety lug 27, which in the lying transport position has another Holding pin 22B of the head part 14 is engaged, so that the head part 14 is secured against pivoting back into the upright support position.
  • the safety lever 20 has a safety projection 33, with which the further holding pin 22B can be locked in a further lying transport position (not shown), which is pivoted further than the lying transport position relative to the support position.
  • the lying transport position can be achieved by pivoting through essentially 80° relative to the support position and the further lying transport position can be achieved by pivoting through essentially 90° relative to the support position.
  • the formwork support 3 is raised slightly, the safety lever 20 is threaded out and the formwork support is pivoted into the upright support position and locked.
  • the support element 26 has a head plate 28 (not visible here), which is reversibly and detachably connected to the head part 14 of the support head 11 by means of a wedge element 29, here a double wedge.
  • Fig. 2 shows the use of the formwork table 1 for concreting a horizontal ceiling element, here a balcony slab.
  • the formwork table 1 is built on a lower balcony slab 30 below the balcony slab to be concreted. Due to the limited space available, in this application the formwork supports 3 cannot be arranged below the outer of the two longitudinal beams 8, which runs further out than the free longitudinal edge of the lower balcony slab 30.
  • the formwork table 1 according to the invention now makes it possible to connect individual formwork supports 3 to the cross beams 9, which are arranged at the same height as the longitudinal beams 8 but extend transversely thereto.
  • transverse cross members 9 can be used for attaching formwork supports 3, which previously had to be arranged on their own intermediate supports, which, however, disadvantageously increased the overall height of the stiffening structure below the formwork panel 5.
  • diagonal supports 32 can also be seen, which serve to absorb horizontal loads that occur during concreting.
  • Fig. 3 shows the formwork table 1 being lifted out of a concrete ceiling (here with a parapet on the edge of the ceiling) with a hoist 31, here a table fork.
  • the formwork supports 3 are arranged in the transport position, in which the formwork supports 3 are folded at a flat angle, whereby a collision of the formwork table 1 with the structure can be avoided.
  • Fig. 4 to 6 illustrate the variable arrangements of the formwork or Ceiling supports 3 on the stiffening structure, which is formed from the longitudinal 8 and cross members 9.
  • two formwork supports 3 are arranged on each of the longitudinal beams 8.
  • the formwork supports 3 are folded into the lying transport position, in which the elongated support elements 26 of the formwork supports 3 are each extended along that longitudinal beam 8 on which the respective formwork support 3 is mounted.
  • the joint axis 16 of the joint connection 15 of the support head 11 extends perpendicular to the longitudinal direction of the rectilinear longitudinal member 8 when the formwork support 3 is mounted on the longitudinal beam 8.
  • the head part 14 with the support element 26 is pivoted in a plane perpendicular to the cross members 9.
  • two formwork supports 3 are mounted on the longitudinal beams 8 at a distance from one another in the longitudinal direction of the formwork table element 2.
  • two formwork supports 3 are arranged on two cross beams 9 spaced apart from one another in the longitudinal direction of the formwork table element 2.
  • the formwork supports 3 are folded into the lying transport position, in which the elongated support elements 26 of the formwork supports 3 are each extended along that cross member 9 on which the respective formwork support 3 is mounted.
  • the joint axis 16 of the joint connection 15 of the support head 11 extends on the cross member 9 when the formwork support 3 is assembled perpendicular to the longitudinal direction of the straight cross member 9.
  • the head part 14 with the support element 26 is pivoted in a plane perpendicular to the longitudinal beams 8.
  • two formwork supports 3 are mounted on the cross beams 9 at a distance from one another in the transverse direction of the formwork table element 2.
  • the one formwork supports 3 are mounted between the two longitudinal beams 8 on the cross beams 9.
  • the other formwork supports 3 are mounted at the intersections of the cross beams 9 with the longitudinal beams 8.
  • the first pair of hook connectors is arranged on one side of the longitudinal beam 8 and the second pair of hook connectors on the other side of the longitudinal beam 8. This arrangement is statically particularly favorable.
  • two formwork supports 3 are mounted on two cross beams 9 and two formwork supports 3 are mounted on one of the two longitudinal beams 8.
  • Fig. 9 shows schematically a further embodiment in which the longitudinal beam 8 and the cross beam 9 are of different heights. However, the centers of the connecting openings 12 are the same distance from the undersides of the longitudinal beam 8 and the cross member 9, so that the same support heads 11 can be used.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

L'invention concerne un élément de table de coffrage (2) présentant : au moins un panneau de coffrage (5), au moins un support longitudinal (8) et une pluralité de supports transversaux (9) qui supportent le ou les panneaux de coffrage (5), le ou les supports longitudinaux (8) et la pluralité de supports transversaux (9) étant agencés de manière chevauchante dans la direction perpendiculaire au plan d'extension principal du panneau de coffrage (5), le ou les supports longitudinaux (8) et la pluralité de supports transversaux (9) ayant chacun des éléments de liaison (10) pour le raccordement à une tête de support (11) d'un support de coffrage (3).
PCT/EP2023/068819 2022-07-07 2023-07-07 Élément de table de coffrage, table de coffrage et procédé de construction d'un coffrage de plafond WO2024008912A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022206972.2 2022-07-07
DE102022206972.2A DE102022206972A1 (de) 2022-07-07 2022-07-07 Schalungstischelement

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WO2024008912A1 true WO2024008912A1 (fr) 2024-01-11

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PCT/EP2023/068819 WO2024008912A1 (fr) 2022-07-07 2023-07-07 Élément de table de coffrage, table de coffrage et procédé de construction d'un coffrage de plafond

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DE102022211219A1 (de) 2022-10-21 2024-05-02 Doka Gmbh Halterung für einen Geländerpfosten

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EP2261441A2 (fr) * 2009-06-03 2010-12-15 ULMA C y E, S. COOP. Dispositif escamotable pour table de coffrage
US20140263941A1 (en) * 2012-03-19 2014-09-18 Jianhua Zhang Early-removal formwork system for concreting of constructions comprising beams, plates and columns
FR3027932A1 (fr) 2014-10-30 2016-05-06 Sateco Sa Ensemble d'une structure pliable de travail en encorbellement et d'une pluralite d'etais de soutenement articules
EP3599323A1 (fr) * 2018-07-27 2020-01-29 Peri GmbH Tête de palier pourvue de traverse de serrage et système de coffrage de plafond raccordé à ladite tête de palier
US11047142B1 (en) * 2020-07-31 2021-06-29 Bond Formwork Systems, LLC Main beam structure and profile for formwork grid systems

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DE20318912U1 (de) * 2003-12-05 2004-03-04 Doka Industrie Gmbh Schaltisch
EP1538278A2 (fr) 2003-12-05 2005-06-08 DOKA Industrie GmbH Table de coffrage
US20050144886A1 (en) * 2003-12-18 2005-07-07 Walter Holawe Formwork table
EP2261441A2 (fr) * 2009-06-03 2010-12-15 ULMA C y E, S. COOP. Dispositif escamotable pour table de coffrage
US20140263941A1 (en) * 2012-03-19 2014-09-18 Jianhua Zhang Early-removal formwork system for concreting of constructions comprising beams, plates and columns
FR3027932A1 (fr) 2014-10-30 2016-05-06 Sateco Sa Ensemble d'une structure pliable de travail en encorbellement et d'une pluralite d'etais de soutenement articules
EP3599323A1 (fr) * 2018-07-27 2020-01-29 Peri GmbH Tête de palier pourvue de traverse de serrage et système de coffrage de plafond raccordé à ladite tête de palier
US11047142B1 (en) * 2020-07-31 2021-06-29 Bond Formwork Systems, LLC Main beam structure and profile for formwork grid systems

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