EP0943745B1 - Vorrichtung zur Verankerung eines Spannstabes in einer bewehrten Betonmasse - Google Patents
Vorrichtung zur Verankerung eines Spannstabes in einer bewehrten Betonmasse Download PDFInfo
- Publication number
- EP0943745B1 EP0943745B1 EP99810233A EP99810233A EP0943745B1 EP 0943745 B1 EP0943745 B1 EP 0943745B1 EP 99810233 A EP99810233 A EP 99810233A EP 99810233 A EP99810233 A EP 99810233A EP 0943745 B1 EP0943745 B1 EP 0943745B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- retaining
- opening
- holder
- rod
- protective tube
- 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.)
- Expired - Lifetime
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
Definitions
- the invention relates to a method for anchoring a tension rod in a reinforced concrete mass, with one for support and attachment to the Reinforcement provided holder element.
- Single-sided concrete walls are made with the help of support beams.
- the up for complete curing of the concrete mass to be absorbed by the support brackets Concrete pressure is introduced via tie rods in the ground.
- an anchoring device known from DE-C-42 34 892 is the Tension rod via a holder plate tied to the upper reinforcement layer fixed for setting in concrete.
- the holder plate has a corresponding angled V-shaped Middle section on.
- a sleeve portion passing through the sleeve for carrying out the tensioning rod used.
- This guide allows a position and directionally stable Installation of the tension rod.
- the disadvantage of this anchoring device is that in addition to the holder plate a separate guide sleeve for The tension rod must be provided, which is mainly due to the increase the cost price for the anchoring device affects.
- the invention is therefore based on the object, a method with a holder element of the above to create said type, which overcomes the aforementioned disadvantages, is inexpensive to manufacture and easy handling a position and direction stable installation of a tensioning rod allows.
- the holder element according to the invention results in respect of the positional and directionally stable installation of a tension rod the same advantages as with a guide tube, but without the disadvantages of difficult handling with pollution.
- the holder element preferably from a single Material cut is shaped.
- the second Holder part also provided for carrying out the tensioning rod opening on.
- the stop for fixing the tension rod in predetermined installation angle formed by a part of the opening are in this embodiment, the holder parts arranged parallel to each other, so that openings in both parts of the holder same dimension can be arranged. In principle, however, can the two holder parts in a wide range at an arbitrary angle to each other stand.
- the holder parts are substantially perpendicular arranged to each other.
- the second holder part is preferably from the Partially punched first holder part and from the support plane of the holder element bent into its final position.
- the main advantage of the inventive holder element over The holder plates according to the prior art is that the holder parts in a simple way for screwing a tension rod in the holder element can be prepared by merely changing the shape of the openings in the holder parts and possibly the mutual distance of the two openings in the holder parts to the thread of a screwed into the holder element Tension rod must be adjusted.
- the inventive Device penetrates a provided for receiving the tension rod Protective tube, the openings in the holder parts and is non-positively in this and held over the stop in the specified installation angle.
- the Protective tube is a sleeve-shaped anchoring element plugged together, this anchoring element on the one hand a threaded part for a in this usable tension rod and on the other hand an anchoring part for Whereabouts in the concrete mass.
- the free end of the protective tube preferably a cap mounted, wherein in a particularly preferred variant in the interior of the cap an inwardly directed and one inserted into the threaded part and the Protective tube and the attached cap penetrating tension rod is disposed adjacent sealing ring.
- the anchoring element without embedded in the threaded part clamping or anchor rod embedded, i.
- the anchor rod is only after successful concreting into the anchoring element screwed in, so can close the opening at the free End of the attached cap inserted a locking pin become.
- preferred closure caps are, for example, DE-U-9314656 refer to.
- any materials can be used for the production of the holder element are used, which meet the requirements with regard to deformability, mechanical strength and corrosion resistance.
- a preferred one Material is steel, but also versions in example Plastic or composite materials conceivable.
- the openings in the holder parts designed so that the standardized and construction sites usually used spacer tubes in the inventive Holder element can be used and the default installation angle without further action.
- a illustrated in FIGS. 1 to 3 holder member 10 for a tension rod 12th or for a provided for receiving a tension rod protective tube 14th has a strip-shaped support plate 16. Approximately in the middle of a long side edge the support plate 16 protrudes at right angles to this and with a Oblique inclination according to the axial direction z of the tension rod 12 or of the protective tube 14 from a side strip 18. The free end of the sidelight 18 is bent at right angles to a holder strip 20, so that cross-section a C-shaped profiling results, wherein the support plate 16 and the holder strip 20 are parallel to each other.
- an opening 22, 24 for each Implementation of the tension rod 12 and the protective tube 14 is arranged in the support plate 16 and the holder strip 20.
- the Dimension of the spaced a from each other openings 22, 24 is selected so that the inserted into the holder member 10 tension rod 12 and the Protective tube 14 occupies the maximum possible angle of inclination and on this Way in the holder member 10 is held positively and / or non-positively.
- the maximum possible installation angle of the tension rod 12 and the protective tube 14 corresponds to the predetermined installation angle a with respect to a through the Platen 16 defined support level E.
- the shape and the dimension of the two openings 22, 24 can in wide Borders vary.
- To adjust the installation angle ⁇ is the opening width in the direction of inclination decisive; this is according to the set Installation angle ⁇ greater than the diameter D of the tension rod 12 and des Protective tube 14.
- the shape of the opening 22, 24 is for example an ellipse, whose small diameter Y substantially the diameter D of the tension rod 12 and the protective tube 14 corresponds and their large diameter X is chosen so that the desired installation angle ⁇ between Bar or protective tube axis z and support level E results.
- strip-shaped support plate 16 are to facilitate the tying the holder plate 10 on a reinforcement layer longitudinal slots 26 for Implementation of iron trusses arranged.
- the strip-shaped Platen 16 at one of its ends to form the side strip 18 and the holder strip 20 bent twice at right angles.
- the support plate are also here 16 and the holder strip 20 arranged parallel to each other. The location the openings 22, 24 corresponds to that of FIG. 1.
- a holder element 10 is made a sheet metal blank to form a U-shaped cross-section with parallel shaped leg strip 28, 30 shaped.
- pairs of openings 32, 34 are arranged in the thigh strip 28, 30 pairs. These openings 32, 34 may have the same or different dimensions in pairs and also define different installation angles ⁇ . This makes it possible to get one single holder element for tension rods 12 or protective tubes 14 different Diameter to provide. It should be noted here that for a screw-in tension rod, the shape of the openings and possibly the mutual distance of the openings can be easily adjusted can.
- FIG. 6 shows a holder element 10, in which the strip-shaped support plate 16 terminal bent to the holder strip 20.
- the tension rod 12 or the Protective tube 14 penetrates the opening 22 in the support plate 16 and is from Holder strip 20, the free end forms a stop 36, in his the Installation angle a corresponding maximum angle of inclination fixed.
- a holder element 10 according to FIG. 7 is in the same As in the embodiment according to FIGS. 1 to 3 on the support plate 16 approximately in the middle of one of its longitudinal edges of the side strips 18 below Forming a stop strip 42 bent twice at right angles.
- These Embodiment corresponds substantially to that of FIGS. 1 to 3, wherein However, only the opening 22 is present in the support plate and the holder strip 20 with opening 24 on the minimum required stop strip 42, whose one longitudinal edge forms the stop 36 has been reduced.
- Fig. 8 is a modification of the holder member of Fig. 7, wherein the stop strip 42 chosen so wide and positioned so is that he has two stops 36a, b for the two possible tilt positions the tension rod 12 and the protective tube 14 offers.
- this Holder member may thus be a the opening 22 penetrating the tension rod 12th or a protective tube 14 are positioned in two different directions.
- a holder part with two differently sized openings provided for example, a tension rod and a protective tube.
- the opening 22 in the holder part 16 is dimensioned in this case so that they forms a stop for both a tension rod and a protective tube.
- FIGS. 9 to 11 10 are instead of a strip-shaped support plate 16 two Support strips 38, 40 provided.
- a first support strip 38 protrudes from the shoulder in one direction in the support plane E from.
- the second edition strip 40 is with the side strip 18 via a stop strip 42nd connecting connecting web and protrudes into the first support strip 38 opposite direction in the support plane E from.
- From the side strip 18 protrudes at right angles from the holder strip 20 with the opening 24.
- An in the opening 24 inserted tension rod 12 and a protective tube 14 is of the Stop 42 in its predetermined by the opening 24 inclined position below Formation of the installation angle a held frictionally.
- the towering from the support plane E support strips 38, 40 are at their Roughened upper edge or provided with a toothing 44. This results a better position stabilization of the holder element 10, if this with Iron ties is tied to a reinforcement. Of course you can the support strips 38, 40 with slots or holes to carry out be provided by iron binders.
- the embodiment variant of a holder element 10 shown in FIG. 12 is made a wire or a rod 46 is formed.
- a first support loop 48 forms the support plane E.
- An additional turn defines an opening 50 for Implementation of a tension rod 12 and a protective tube 14.
- the wire or the rod 46 is to another holder loop 52 having a second opening 53rd formed at a distance a to the first opening 50.
- a closed holder loop 52 instead of a closed holder loop 52 a stop for fixing the tension rod 12 and the protective tube 14 in its maximum, The inclination angle corresponding to the installation angle ⁇ is sufficient.
- Opening loops for carrying out a tension rod or a protective tube to arrange, as for example, in connection with the above Fig. 8 modified embodiment is described.
- FIGS. 1 to 12 and 14 and 15 represent only a small section of a large number of possible variations a holder element with two openings or an opening and a stop for fixing a tension rod or a protective tube represents.
- an anchoring device shown in FIG. 13 with the holder element of Fig. 1 is a protective tube 14 made of plastic inserted into the openings 22, 24 in the support plate 16 and in the holder strip 20.
- An anchoring element 56 with a threaded portion 58 and a Anchoring part 60 is inserted at one end into the protective tube 14.
- the tension rod 12 passes through the protective tube 14 and is connected to the threaded portion 58 of the anchoring element 56 bolted.
- the free end of the protective tube 14 is a cap 62 attached. From the inner wall of the cap 62 protrudes integrally molded flexible and inwardly tapered trained sealing ring 64 from whose clear width is about the Kem preparemesser of the inserted tension rod 12 corresponds. Will the anchoring element 56 cast in without inserted tension rod 12, so can on the cap 62 an opening for the later to be used tension rod 10th Closing closure pin 66 may be provided as a lid.
- the positioning of the anchoring element 56 is carried out before infusion the concrete mass 68 by tying the holder element 10 on the upper Reinforcement layer 54 of a reinforcement.
- the holder element 10 can over the Slots 26 are tied in the support plate 16.
- the concrete mass 68 After pouring and curing the concrete mass 68 is a wall formwork created and supported by trestles.
- the trestles will be in known manner on the protruding from the concrete mass 68 tension rod 12 anchored. It is of particular importance that the tension rod in is installed at an angle of 45 ° to the foundation, as in the manufacture the wall occurring concrete pressure on the anchoring in the bottom plate or into the foundation. Because the dimension of Openings 22, 24 are selected in the support plate 16 and the holder strip 20 so is that an inserted tension rod or a protective tube with the support level E of the support plate 16 the predetermined angle ⁇ of, for example, 45 ° forms, the angle of inclination of the protective tube 14 contributes to the foundation professional arrangement of the holder element also 45 °. After the production the wall of the tension rod 12 from the anchoring element 56th turned out and can be used again. This in the concrete mass 68 remaining protective tube 14 is then cut off at ground level.
- a second holder part 70 partially punched out and leaving an opening 72 in the support plate 16 at right angles bent over to this.
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Reinforcement Elements For Buildings (AREA)
- Piles And Underground Anchors (AREA)
Description
- Fig. 1
- ein Schrägsicht auf eine erste Ausführungsform eines Halterelementes;
- Fig. 2
- eine Seitenansicht des Halterelementes von Fig. 1 in Blickrichtung y;
- Fig. 3
- eine Seitenansicht des Halterelementes von Fig. 1 in Blickrichtung x;
- Fig. 4
- eine Seitenansicht einer zweiten Ausführungsform eines Halterelementes;
- Fig. 5
- eine Schrägsicht auf eine dritte Ausführungsform eines Halterelementes;
- Fig. 6
- eine Seitenansicht einer vierten Ausführungsform eines Halterelementes;
- Fig. 7
- eine Schrägsicht auf eine fünfte Ausführungsform eines Halterelementes;
- Fig. 8
- eine Seitenansicht einer sechsten Ausführungsform eines Halterelementes;
- Fig. 9
- eine Schrägsicht auf eine siebte Ausführungsform eines Halterelementes;
- Fig. 10
- eine Seitenansicht auf das Halterelement von Fig. 9 in Blickrichtung y;
- Fig. 11
- eine Seitenansicht auf das Halterelement von Fig. 9 in Blickrichtung x;
- Fig. 12
- eine Schrägsicht auf eine achte Ausführungsform eines Halterelementes;
- Fig. 13
- eine Seitenansicht einer Verankerungsvorrichtung mit dem Halterelement von Fig. 1;
- Fig. 14
- eine Schrägsicht auf eine neunte Ausführungsform eines Halterelementes;
- Fig. 15
- eine Seitenansicht des Halterelementes von Fig. 14 in Blickrichtung y.
Claims (12)
- Verfahren zur Verankerung eines Spannstabes (12) in einer bewehrten Betonmasse (68) mit einem zur Auflage und Befestigung auf der Bewehrung (54) vorgesehenen Halterelement (10) mit zwei Halterteilen (16,20;28,30;38,40;48,52;70) aus Flach-, Stangen- oder Drahtmaterial, wobei zumindest ein erster Halterteil (16,28,38,40,48) eine zur Durchführung des Spannstabes (12) vorgesehene erste Öffnung (22,32,50) aufweist, deren Öffnungsweite in zumindest einer Richtung (x) so gewählt ist, dass der maximal mögliche Neigungswinkel des Spannstabes (12) einem Einbauwinkel (α) entspricht und einer der Halterteile (16,28,38,40,48) eine Auflageebene (E) bildet und der zweite Halterteil (20,30,52,70) einen in Abstand (a) zur Öffnung (22,32,50) im ersten Halterteil (16,28,38) angeordneten Anschlag zur Fixierung des Spannstabes (12) im vorgegebenen Einbauwinkel (α) aufweist, bei welchem Verfahren der die Auflageebene (E) bildende Halterteil (16,28,38,40,48) auf die Bewehrung aufgelegt und an dieser befestigt und die Betonmasse (68) aufgegossen wird.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, dass das Halterelement (10) aus einem einzigen Materialzuschnitt geformt ist.
- Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass der am zweiten Halterteil (20,30,52,70) angeordnete Anschlag zur Fixierung des Spannstabes (12) im vorgegebenen Einbauwinkel (α) Teil einer zweiten Öffnung (24,34,53) ist.
- Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Halterteile parallel zueinander angeordnet sind.
- Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Halterteile im wesentlichen senkrecht zueinander angeordnet sind.
- Verfahren nach Anspruch 5, dadurch gekennzeichnet, dass der zweite Halterteil (70) aus dem ersten Halterteil (16) teilweise ausgestanzt und aus der Auflageebene (E) im wesentlichen rechtwinklig umgebogen ist.
- Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass die Form der Öffnung (22,24;32,34;50,53) in den Halterteilen (16,20;28,30;48,52) sowie ggf. der gegenseitige Abstand (a) der beiden Öffnungen in den Halterteilen an das Gewinde eines in das Halterelement (10) einschraubbaren Spannstabes (12) angepasst ist.
- Verfahren nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass ein zur Aufnahme des Spannstabes (12) vorgesehenes Schutzrohr (14) die Öffnung (22,24;32,34;50,53) in den Halterteilen (16,20;28,30;48,53) durchdringt und in dieser kraftschlüssig und über den Anschlag im vorgegebenen Einbauwinkel (α) gehalten ist.
- Verfahren nach Anspruch 8, dadurch gekennzeichnet, dass ein hülsenförmiges Verankerungselement (56) mit einem Gewindeteil (58) für einen in diesen einsetzbaren Spannstab (12) und einem Verankerungsteil (60) mit dem Schutzrohr (14) zusammengesteckt ist.
- Verfahren nach Anspruch 8 oder 9, dadurch gekennzeichnet, dass dem freien Ende des Schutzrohres (14) eine Verschlusskappe (62) aufgesetzt ist.
- Verfahren nach Anspruch 10, dadurch gekennzeichnet, dass im Inneren der Verschlusskappe (62) ein nach innen gerichteter und einem in den Gewindeteil (58) eingesetzten und das Schutzrohr (14) sowie die aufgesetzte Verschlusskappe (62) durchdringenden Spannstab (12) anliegender Dichtungsring (64) angeordnet ist.
- Verfahren nach Anspruch 10 oder 11, dadurch gekennzeichnet, dass die Verschlusskappe (62) an ihrem freien Ende eine mit einem Verschlusszapfen (66) verschliessbare Öffnung aufweist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH65398 | 1998-03-18 | ||
CH65398 | 1998-03-18 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0943745A2 EP0943745A2 (de) | 1999-09-22 |
EP0943745A3 EP0943745A3 (de) | 2001-01-10 |
EP0943745B1 true EP0943745B1 (de) | 2005-05-04 |
Family
ID=4192028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99810233A Expired - Lifetime EP0943745B1 (de) | 1998-03-18 | 1999-03-15 | Vorrichtung zur Verankerung eines Spannstabes in einer bewehrten Betonmasse |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0943745B1 (de) |
AT (1) | ATE294904T1 (de) |
DE (1) | DE59911998D1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10258435B4 (de) * | 2002-12-13 | 2008-03-13 | Doka Industrie Gmbh | Verankerungselement |
FR2887320B1 (fr) * | 2005-06-15 | 2007-09-07 | Tolemecane Sarl | Support de coffrage et de traversee pour conduits, cables et gaines flexibles. |
EP2096223B1 (de) * | 2008-02-27 | 2016-06-29 | Pino Albanese | Vorrichtung zum lage- und winkelgenauen Positionieren und Verankern eines Spannstabes |
US8336267B2 (en) * | 2008-10-31 | 2012-12-25 | Simpson Strong-Tie Company, Inc. | Construction frame shear lug |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH686196A5 (de) | 1992-09-30 | 1996-01-31 | Giulio Albanese | Distanzrohr. |
DE4234892C2 (de) * | 1992-10-16 | 1995-01-05 | Karl Bisani | Anordnung zum lage- und richtungsstabilen Einbau von Verankerungsteilen in Beton |
US5388804A (en) * | 1993-07-19 | 1995-02-14 | Cohen; Jack H. | Anchor bolt holder-spacer |
US5670076A (en) * | 1994-08-04 | 1997-09-23 | Simpson Strong-Tie Company, Inc. | Reusable coupler for foundation anchor |
CH690727A5 (de) * | 1995-11-09 | 2000-12-29 | Giulio Albanese | Hülsenförmiges Verankerungselement zum Einbetten in eine Betongiessmasse. |
US5937609A (en) * | 1995-11-27 | 1999-08-17 | Roth; Steven A. | Concrete insert to support anchor bolt |
EP0943744B1 (de) * | 1998-03-20 | 2004-01-28 | Reto Bonomo | Verfahren und Element zur Einleitung von Scherkräften in einen Betonkörper, Betonkörper |
-
1999
- 1999-03-15 EP EP99810233A patent/EP0943745B1/de not_active Expired - Lifetime
- 1999-03-15 DE DE59911998T patent/DE59911998D1/de not_active Expired - Lifetime
- 1999-03-15 AT AT99810233T patent/ATE294904T1/de active
Also Published As
Publication number | Publication date |
---|---|
EP0943745A2 (de) | 1999-09-22 |
ATE294904T1 (de) | 2005-05-15 |
DE59911998D1 (de) | 2005-06-09 |
EP0943745A3 (de) | 2001-01-10 |
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