WO2010145642A2 - Coffrage perdu - Google Patents

Coffrage perdu Download PDF

Info

Publication number
WO2010145642A2
WO2010145642A2 PCT/DE2010/000668 DE2010000668W WO2010145642A2 WO 2010145642 A2 WO2010145642 A2 WO 2010145642A2 DE 2010000668 W DE2010000668 W DE 2010000668W WO 2010145642 A2 WO2010145642 A2 WO 2010145642A2
Authority
WO
WIPO (PCT)
Prior art keywords
formwork
spacers
spacer
anchoring
elements
Prior art date
Application number
PCT/DE2010/000668
Other languages
German (de)
English (en)
Other versions
WO2010145642A3 (fr
Inventor
Joseph Fischl
Josef Egloff
Gunter Burk
Original Assignee
Bvb 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 Bvb Gmbh filed Critical Bvb Gmbh
Publication of WO2010145642A2 publication Critical patent/WO2010145642A2/fr
Publication of WO2010145642A3 publication Critical patent/WO2010145642A3/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/16—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material
    • E04B1/161—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material with vertical and horizontal slabs, both being partially cast in situ
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8635—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties attached to the inner faces of the forms
    • E04B2/8641—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties attached to the inner faces of the forms using dovetail-type connections

Definitions

  • the invention relates to a lost formwork for the establishment of
  • formwork systems which consist of a permanent formwork substantially of two formwork walls, which are modularly composed of a plurality of plate-shaped formwork elements, in such a way that the formwork elements more in the vertical direction stacked rows or layers form, in each of which a plurality of formwork elements are provided adjacent to each other (DE 10 2005 030 089.8).
  • the formwork walls are held by spacers parallel to and at a distance from each other, so that between these a formwork space for introducing the concrete is formed.
  • the formwork elements are made of a thermally insulating material, such as foamed plastic and remain as lost formwork u.a. for thermal insulation on the sides of the created concrete component or the created concrete wall.
  • the object of the invention is to show a lost formwork that can be built exactly without further aids or at least largely without further aids from the formwork elements and the spacers, in particular so that the formwork wall forming formwork elements after erecting the formwork alone by the spacers are firmly connected.
  • Figure 1 is a partial perspective view of a lost formwork according to the invention.
  • FIG. 2 and 3 the formwork of Figure 1 in side view and in plan view;
  • FIG. 4 in perspective detail view of a spacer of a first type for
  • FIG. 5 is a plan view of the underside of the spacer of Figure 4;
  • Fig. 6 in an individual view of one of the running as a T-profile fastening or
  • Figure 7 shows two spaced apart holder.
  • 8 shows a perspective view of a spacer of the second type;
  • Fig. 9 is a plan view of the underside of the spacer of Fig. 7;
  • 10 is a detailed view of the two provided on a common side of the spacer of Figures 7 and 8 and designed as a T-profile fastening and anchoring sections.
  • 11 and 12 in each case in an individual representation of the anchoring sections of
  • FIG. 13 in a simplified representation of a section through a building in the area of a
  • FIG. 14 in a simplified representation of a section through a building in the region of a bottom plate.
  • 1 is a lost formwork for creating a concrete wall.
  • the formwork consists essentially of two formwork walls 2, which are spaced apart from one another to form a shuttering interior 1.1 via a plurality of spacers 3 of the first type and spacers 4 of the second type and connected to each other.
  • the formwork elements 5 are provided in each formwork wall in several horizontal rows or layers, each with a plurality of formwork elements 5, in these layers and from layer to layer next to each other and formed for this purpose on their peripheral sides each with protruding strip-like projections or with matching grooves, so that the Formwork elements 5 each with a tongue and groove connection or with a connection corresponding to such a connection to each other and thereby, inter alia form the formwork space 1.1 against leakage of concrete or concrete milk when concreting sealing shuttering wall 2.
  • the horizontal joints between the individual layers are denoted by 6 and the vertical joints between the formwork elements 5 of the individual layers 7.
  • the spacers 3 are substantially frame-like with two in the representation chosen for the figures vertical frame sides 3.1 and with two the frame sides 3.1 interconnecting and spaced from each other upper and lower Frame pages 3.2.
  • the frame sides 3.1 and 3.2 enclose a rectangular frame opening 3.3 in the illustrated embodiment.
  • the spacers 3 on their frame sides 3.1 are each designed as one piece with a fastening or anchoring section 8 extending along the entire frame side 3.1 and formed by a T-profile with transverse web 8.1 and longitudinal web 8.2.
  • these are provided with the T-profile of the mounting portions 8 and on the inside of the formwork elements 5 open fastening or T-grooves 9, which are open at both ends and perpendicular to the longer sides the formwork element 5 over the entire width of these formwork elements, ie extend in the representation chosen for the figures parallel to the vertical joints 7 and in which the spacers 3 are positively inserted with their mounting portions 8 from the top of the respective formwork element, so that the form-lockingly anchored to the formwork elements 5 spacer 3 ungscolour the opposing shuttering 2 connect together.
  • the spacers 3 are provided on both sides 3.1 with a wing-shaped contact element 10 which abuts against the inner surface of the respective formwork element 5 and thereby acts not only as a reinforcing element, but at the same time a precise location of the respective distance holder 3 with respect to the plane of the inner surface of the formwork element 5 ensures, namely in the form that the respective spacer 3 is oriented with its frame plane perpendicular to the inner surface of the formwork elements 5.
  • the opposite to the upper frame side 3.2 and the lower frame side 3.2 contact elements 10 are by two perpendicular to the frame plane of the distance holder 3 oriented wall sections eleventh interconnected, the holder for mechanical reinforcement of the respective distance 3 enter.
  • the spacers 3 are provided with a stop 12 which, upon insertion of the fastening section 8 into the associated groove
  • this stop 12 is formed by a wall portion which extends between the webs 8.1 and 8.2 of the T-profile.
  • the spacers 3 are provided with locking lugs 13 which protrude beyond the frame opening 3.3 facing away from the frame side 3.2.
  • the lower frame side 3.2 has a suitable locking 13 for the detent opening 14, so provided on the detent 13 and the associated detent opening 14 in superimposed layers provided and arranged in a common vertical plane spacers 3 by latching together and thereby the layers of the vertical direction superposed formwork elements 5 connected to each other and in particular also be secured against floating during concreting.
  • the dimension of the spacers 3 in the vertical direction, i. have in the axial direction perpendicular to their frame sides 3.2 and thus parallel to the mounting portions 8 is equal to the width of the shuttering elements 5 in the direction of their grooves
  • each spacer 3 extends over the entire height of a row or layer formed by the formwork elements 5.
  • the formwork elements 5 are recessed at their upper horizontal side in the installed state, at least in the region of the grooves 9, so that each with its mounting portions 8 in the associated grooves 9 of the formwork elements 5 a layer spacer 3 used with the lower end of each attachment section. 8 also engages in a groove 9 of a formwork element 5 of the underlying layer, the spacers 3 so the horizontal joints 6 overlap, as shown in the figure 7.
  • the shuttering elements 5 are designed and arranged such that each groove 9 of a formwork element 5 a layer or row in a corresponding groove 9 of a shutter ungsettis 5 an underlying and / or overlying layer continues.
  • the spacers 3 of the first type arranged in the region between the vertical joints 7 and used for spacing and connecting the facing formwork elements 5
  • the spacers 4 of the second type additionally serve to interconnect the adjoining formwork elements 5 of each layer connect.
  • the frame-like with two in the representation of the figures vertical frame sides 4.1 and two horizontal frame sides 4.2 and formed with frame opening 4.3 spacers 4 in the region of a vertical joint 7 are arranged.
  • the spacers 4 On each frame side 4.1, the spacers 4 have two mutually parallel and mutually offset in the direction perpendicular to the frame plane of the spacer 4, again designed as a T-profile fastening or anchoring sections 8, of which one anchoring section 8 then into the T-slot 9 of a formwork element 5 and the other anchoring portion 8 engages in the T-groove 9 of the adjacent position in the relevant formwork element 5, whereby over the spacers 4, which overlap with their frame sides 4.1 each have a vertical joint 7, not only the opposite formwork walls. 2 spaced from each other and connected to each other, but also a connection between the walls in the layers of the shuttering 2 in the region of the respective vertical joints 7 adjoining shuttering elements 5 is reached.
  • stops 15 are again formed, which come after insertion of the anchoring sections 8 in the grooves 9 from the top of the formwork elements 5 ago against these tops to the plant.
  • the stops 15 are formed by wall sections, which extends between the outer leg of the transverse web 8.1 and the longitudinal web 8.2, as shown in particular in Figure 9.
  • the spacers 4 are reinforced in the region of the upper and lower frame sides 4.2 by wall sections 16, which are oriented in planes perpendicular to the frame plane.
  • the spacers 4 are provided on the upper frame side 4.2 with the detent 13 and on the lower frame side 4.2 with the detent opening 14 so that the superposed spacers 4 to create a vertical connection between the layers of the formwork elements. 5 are interconnected by latching.
  • the dimension which the spacers 4 have in the axial direction parallel to their frame sides 4.1 or to the anchoring sections 8 is again equal to the width which the formwork elements 5 have in the axial direction parallel to the grooves 9. Furthermore, the formwork elements 5 are recessed deepened in the grooves 9 for the spacers 4 at its top, so that the horizontal joints 6 are also overlapped by the distance holders 4, in analogy to the above-described overlap by the spacers. 3
  • FIG. 11 shows, in a representation similar to FIG. 6, one of the anchoring sections 8a of a spacer 3a of the first type.
  • the anchoring sections 8a of the spacers 3a are designed such that the crosspiece 8.1 corresponding web 8a.1 is designed in profile cross-section V-shaped, ie consists of two sections which enclose an angle ⁇ , for example, an angle ⁇ of 90 ° with each other, which opens to the outside, ie to the center of the turn again frame-like spacer 3a facing away from the outside.
  • corresponding longitudinal web 8a.2 connects, the center plane in turn, the median plane of the frame-like spacer holder 3a and also that median plane to which the respective anchoring portion 8a is designed mirror-symmetrically.
  • FIG. 12 shows, in a representation like FIG. 10, the two anchoring sections 8a of a spacer 4a of the second type, which is again of a frame-like design and has the two strip-like anchoring sections 8a on the two mutually opposite frame sides corresponding to the frame sides 4.1. which extend over the entire height of the respective spacer 4a.
  • the spacers 3a and 4a are made in the same manner as described above for the spacers 3 and 4, respectively.
  • the grooves 9 in the formwork elements 5 are shaped accordingly.
  • the special design of the anchoring sections 8a has, inter alia, the advantage that, taking into account the elasticity of the formwork elements 5 at tensile forces, for example, by the weight of filled in the shuttering interior 1.1 concrete in the connection area between the spacers 3a and 4a and the respective formwork element 5 act , a full-surface or substantially full-surface contact of the anchoring sections 8a or their webs 8a.1 is achieved against the formwork elements 5 in the region of the local grooves 9.
  • the spacers 3, 3a, 4 and 4a are preferably molded parts made of plastic, for example of thermoplastic material.
  • plastic for example of thermoplastic material.
  • angular Abschaletti 18 are used in the preparation of the bottom plate 17, where the embedded in the bottom plate 17 Spacer 3 or 3a and 4 or 4a are provided, in such a way that the necessary for the locking connection with overlying spacers connecting elements, such as the catch 13 remain accessible.
  • angular Abschalium 18 On the vertical inner surface of the angle-shaped Abschaliata 18 corresponding grooves for the insertion of the anchoring portions 8 and 8a of the spacers 9 are provided to the grooves.
  • the angular Abschaletti 18 groove-like depressions for matching recording of the respective lower frame side 3.2 and 4.2 of the spacers.
  • the formwork elements 5 remain on the two sides of the concrete wall produced, in particular as thermal insulation.
  • the invention has been described above by means of exemplary embodiments. It is understood that numerous changes and modifications are possible without thereby departing from the inventive concept underlying the invention.
  • the formwork elements 5 are identical to the two formwork walls 2. Basically, however, it is possible with otherwise identical training, the formwork elements 5 on one side of the formwork 1 and thereby preferably on the outer surface of the concrete wall forming formwork wall 2 with an increased wall thickness, as shown in particular in Figures 13 and 14.

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

Abstract

L'invention concerne un coffrage perdu permettant d'ériger un mur en béton ou un élément de construction en béton analogue. Le coffrage perdu comprend au moins deux parois de coffrage maintenues écartées par des entretoises, lesquelles parois forment entre elles un espace intérieur et sont chacune constituées d'au moins une rangée ou couche de plusieurs éléments de coffrage adjacents.
PCT/DE2010/000668 2009-06-16 2010-06-15 Coffrage perdu WO2010145642A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910025389 DE102009025389A1 (de) 2009-06-16 2009-06-16 Verlorene Schalung
DE102009025389.0 2009-06-16

Publications (2)

Publication Number Publication Date
WO2010145642A2 true WO2010145642A2 (fr) 2010-12-23
WO2010145642A3 WO2010145642A3 (fr) 2011-03-24

Family

ID=43122959

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000668 WO2010145642A2 (fr) 2009-06-16 2010-06-15 Coffrage perdu

Country Status (2)

Country Link
DE (1) DE102009025389A1 (fr)
WO (1) WO2010145642A2 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130104488A1 (en) * 2010-07-08 2013-05-02 Vincent Lepot Construction of buildings using wooden blocks
ITMI20120222A1 (it) * 2012-02-15 2013-08-16 Olivio Pivato Kit per casseforme a perdere per la costruzione di recinzioni
AU2011100636B4 (en) * 2010-05-27 2013-10-31 James Hardie Technology Limited Wall construction methods
CN108978958A (zh) * 2018-09-27 2018-12-11 彭国洪 卡扣固定大理石浇注发泡水泥的墙体
CN109930727A (zh) * 2019-04-19 2019-06-25 广州市鲁班建筑科技集团股份有限公司 一种卡扣式免拆模楼板
CN109930717A (zh) * 2019-04-19 2019-06-25 广州市鲁班建筑科技集团股份有限公司 一种卡扣式免拆模结构体系

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2583385C1 (ru) * 2014-12-04 2016-05-10 федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов" (РУДН) Блок несъемной опалубки
RU2730078C2 (ru) * 2018-06-20 2020-08-17 федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов" (РУДН) Блок несъемной опалубки
RU2707117C1 (ru) * 2018-06-20 2019-11-22 федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов" (РУДН) Блок несъемной опалубки

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2300595A (en) * 1994-05-10 1995-11-29 Quad-Lock Building Systems Limited Insulating concrete form utilizing interlocking foam panels
US6308484B1 (en) * 1999-08-05 2001-10-30 Thermalite, Inc. Insulated concrete forming system
WO2002079584A2 (fr) * 2001-04-02 2002-10-10 Bvb Ag Element de construction combinee pour systeme de coffrage et systeme de coffrage correspondant
DE102005030089A1 (de) 2005-05-17 2006-11-23 Bvb Gmbh Verlorene Schalung sowie Gebäudewand hergestellt unter Verwendung dieser Schalung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2011100636B4 (en) * 2010-05-27 2013-10-31 James Hardie Technology Limited Wall construction methods
US20130104488A1 (en) * 2010-07-08 2013-05-02 Vincent Lepot Construction of buildings using wooden blocks
ITMI20120222A1 (it) * 2012-02-15 2013-08-16 Olivio Pivato Kit per casseforme a perdere per la costruzione di recinzioni
WO2013121273A1 (fr) * 2012-02-15 2013-08-22 Olivio Pivato Ossature permanente
CN108978958A (zh) * 2018-09-27 2018-12-11 彭国洪 卡扣固定大理石浇注发泡水泥的墙体
CN109930727A (zh) * 2019-04-19 2019-06-25 广州市鲁班建筑科技集团股份有限公司 一种卡扣式免拆模楼板
CN109930717A (zh) * 2019-04-19 2019-06-25 广州市鲁班建筑科技集团股份有限公司 一种卡扣式免拆模结构体系

Also Published As

Publication number Publication date
WO2010145642A3 (fr) 2011-03-24
DE102009025389A1 (de) 2010-12-23

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