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
  • E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
  • E04G15/02—Forms or shutterings for making openings, cavities, slits, or channels for windows, doors, or the like
• • 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
  • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
  • E04G17/02—Connecting or fastening means for non-metallic forming or stiffening elements
• • 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
  • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
  • E04G17/04—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements
  • E04G17/042—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements being tensioned by threaded elements

Definitions

• the present invention relates to the field of building and civil engineering and more particularly to a formwork device for making a reservation in a poured concrete wall.
• This form of traditional formwork reservation also generates a large number of road transport as the progress of the site and the dissemination of construction plans.
• the present invention aims to solve all or part of the disadvantages mentioned above.
• the subject of the present invention is a shuttering device for making a reservation adapted to the dimensions of a desired opening in a poured concrete wall, characterized in that it comprises:
• connecting elements arranged to make an assembly in the same plane of the at least one main panel, the at least one complementary panel and shims,
• this assembly having an outer contour comprising non-perforated faces forming the formwork skin of the formwork of the reservation.
• This arrangement makes it possible to form reservation forms by adapting to the dimensions of the desired opening. After pouring and drying the concrete, the main panels, the additional panels and the wedges are recoverable, assembled or not, to be reused and form new reservation forms.
• the thickness of the main panels and the complementary panels coincides with the thickness of the poured concrete wall.
• the thickness of the wedges contributing to the formation of the formwork skin of the assembly coincides or is greater with the thickness of the main panels and complementary panels.
• the at least one main panel and the at least one complementary panel have a rectangular parallelepiped shape.
• the at least one main panel has a side face having a principal perimeter of determined value and the at least one complementary panel has a side face having a secondary perimeter of determined value, the determined value of the main perimeter of the at least one main panel being different from the determined value of the secondary perimeter of the at least one additional panel.
• a dimension between two angles of the main perimeter of the lateral face of the at least one main panel is a multiple of a dimension between two angles of the secondary perimeter of the lateral face of the at least one complementary panel.
• the formwork device comprises at least one complementary panel of a first type having a side face having a first secondary perimeter of determined value, and at least one additional panel of a second type having a face. a secondary perimeter having a second secondary perimeter of determined value, the determined value of the first secondary perimeter of the at least one complementary panel of a first type being different from the determined value of the second secondary perimeter of the at least one complementary panel of a second type.
• a dimension between two angles of the first secondary perimeter of the lateral face of the at least one complementary panel of a first type is a multiple of a dimension between two angles of the second secondary perimeter of the lateral face of at least an additional panel of a second type.
• the at least one main panel and the at least one complementary panel have a recessed structure.
• This arrangement makes it possible to insert traditional equipment for maintaining the position of the reservation formwork device in the poured concrete wall.
• the at least one main panel and the e ns u n a complementary panel have openwork side faces.
• This arrangement allows the passage of clamping equipment clean shuttering material to the poured concrete wall, through the reservation formwork device, while maintaining the freedom of positioning of the reservation formwork device in the cast concrete wall.
• certain shims are only arranged to maintain a determined spacing between two panels among the at least one main panel and the at least one complementary panel.
• the thickness of these wedges that do not contribute to the formation of the formwork skin may be less than that of the main panels and complementary panels.
• the assembly comprises elements arranged to form concrete pouring pipes arranged adjoiningly to two opposite edges of the assembly between two panels among the at least one main panel and the minus one additional panel and / or between a shim and a panel from the at least one main panel and the at least one additional panel.
• the elements of the invention comprise magnetized means or a prestressed assembly device.
• the prestressed assembly device comprises for example a threaded rod with nuts.
• At least part of the shims comprises means for adjusting the distance between two opposite faces of a shim. This arrangement facilitates disassembly and removal of the formwork device without damaging it for later reuse to make another reservation.
• each of the wedges comprises an elastic band connecting the two opposite faces of the wedge and arranged to be stretched continuously, the elastic band being disposed on an edge of the wedge and intended to form a border of the wedge. 'assembly.
• the non-perforated faces comprises at least a portion of a removable membrane arranged to envelop the at least one main panel, the at least one complementary panel, wedges, or the assembly.
• the connecting elements pass through two opposite faces of two adjacent panels.
• This arrangement provides access to the connecting elements on both sides of the formwork device so as to facilitate the assembly and disassembly of the formwork device.
• the at least one main panel comprises an internal reinforcing structure.
• This arrangement allows the main panels to better withstand the load of poured concrete.
• At least one additional panel of the at least one complementary panel comprises an internal reinforcing structure.
• This arrangement allows some additional panels of larger dimensions to better withstand the load of cast concrete.
• Figure 1 shows a front view, a main panel.
• Figure 2 shows a front view, a complementary panel of a first type.
• Figure 3 shows a front view, a complementary panel of a second type.
• Figure 4 shows a front view, the formwork device according to the invention in a particular assembly mode.
• FIG. 5 represents a top view of the shuttering device according to the invention in another particular assembly mode, in which the assembly comprises two elements forming pouring chimneys.
• the shuttering device 100 comprises a plurality of main panels 1 and complementary panels 2, 3 assembled in a plane by elements of the unit 5 to approach the d imensions of the opening to create.
• these panels 1, 2, 3 have a rectangular parallelepiped shape.
• these panels 1, 2, 3 could have other shapes, especially a cross shape.
• Primary panels 1 are the largest panels.
• the complementary panels 2, 3 comprise a complementary panel 2 of a first type A, and a complementary panel 3 of a second type B of smaller size than the complementary panel 2 of the first type A.
• these three panels 1, 2, 3 each have a side face F 1, F 2, F 3 having a perimeter of determined value different from the value of a perimeter of another panel 1, 2, 3 different.
• the hole and the width respectively measured between two angles a1, a2 and two angles a1, a1 'of the lateral face F1 of the main panel 1 are respectively two times greater than the height and the measured width respectively. between two angles a3, a4 and two angles a3, a3 'of the lateral face F2 of the complementary panel 2 of the first type A.
• the height measured between the two angles a3, a4 of the lateral face F2 of the complementary panel 2 of the first type A is twice as large as the height measured between two angles a5, a6 of the lateral face F3 of the complementary panel 2 of second type B.
• the width measured between two angles a3, a3 'of the lateral face F2 of the complementary panel 2 of type A of the complementary panel 2 of the first type A is itself identical to the width measured between two angles a5, a5' of the lateral face.
• the main panels 1 and the complementary panels 2 of the first type A comprise a structure internal reinforcement allowing them to resist without bending the stresses exerted by the concrete poured around the formwork device 100.
• the dimensions of the complementary panels 2 of the second type B allow them to overcome the presence of an internal reinforcing structure.
• Wedges 4, 4a are then incorporated between the panels 1, 2, 3 to adjust the final dimensions of the formwork of the reservation.
• These wedges 4, 4a may comprise means for adjusting the distance between two opposite faces of a wedge 4, 4a.
• Elements of the type 5 are arranged to produce an assembly 10 in the same plane of the main panels 1, complementary 2, 3 and shims 4.
• Some wedges 4 may comprise an elastic band connecting the two opposite faces of the wedge 4 and arranged to be stretched continuously, the elastic band being disposed on an edge of the wedge 4 and intended to form a portion of the outer contour 1 1 of the assembly 10.
• connecting elements 5 comprise, for example, magnetized means or a prestressed connection device of the threaded rod-nut type.
• the connecting elements 5 pass through two opposite faces of two adjacent panels 1, 2, 3 allowing access to the connecting elements 5 on both sides of the shuttering device so as to facilitate the assembly and disassembly of the shuttering device 1.
• the assembly 10 of the shuttering device 100 completed, it is installed in the final position of the opening to be created, inside the formwork proper to the entire wall of poured concrete.
• the outer contour 1 1 of the assembly 1 0 includes non-perforated faces forming the formwork skin of the formwork of the reservation.
• the outer contour 1 1 of the assembly 1 0 may also comprise non-perforated faces comprising a removable membrane.
• the assembly 10 comprises elements 6 arranged to form concrete pouring chimneys.
• These elements 6 are arranged on an upper and lower edge of the assembly 10 so that the concrete can flow by gravity through the liners thus formed.
• a first element 6a is interposed between two main panels 1 and a second element 6b is held between a shim 4 and a main panel 1.
• Holding elements (not shown) of the position of the shuttering device 100 in the poured concrete wall are placed in recessed portions of the main and complementary panels 2, 3.
• the clamping equipment of the shuttering material (not shown) specific to the poured concrete wall are installed through openwork side faces F1, F2, F3 of the main and complementary panels 2, 3.
• the main panels 1 have dimensions of the order of 1 meter in height, 50 centimeters in width and 20 centimeters in thickness.
• the device according to the invention is particularly intended for the creation of large openings in the field of construction of buildings and civil engineering works.

Landscapes

• 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)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=48040289

Family Applications (1)

Country Status (3)

Cited By (1)

Citations (7)

Family Cites Families (3)

• 2012
  • 2012-12-19 FR FR1203488A patent/FR2999627B1/fr not_active Expired - Fee Related
• 2013
  • 2013-12-09 WO PCT/FR2013/052997 patent/WO2014096623A1/fr active Application Filing
  • 2013-12-09 EP EP13818266.2A patent/EP2935724B1/de active Active

Patent Citations (7)

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