EP3114283B1 - Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage - Google Patents

Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage Download PDF

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Publication number
EP3114283B1
EP3114283B1 EP15708439.3A EP15708439A EP3114283B1 EP 3114283 B1 EP3114283 B1 EP 3114283B1 EP 15708439 A EP15708439 A EP 15708439A EP 3114283 B1 EP3114283 B1 EP 3114283B1
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EP
European Patent Office
Prior art keywords
arm
boring
foundation pile
boring device
positioning
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EP15708439.3A
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German (de)
English (en)
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EP3114283A1 (fr
Inventor
Dominik Robert Faisst
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Herrenknecht AG
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Herrenknecht AG
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Priority to EP19200407.5A priority Critical patent/EP3620579A1/fr
Publication of EP3114283A1 publication Critical patent/EP3114283A1/fr
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Publication of EP3114283B1 publication Critical patent/EP3114283B1/fr
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/16—Loosening of soil or rock, under water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/28—Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes

Definitions

  • the invention relates to a drilling device for creating a hole for a foundation pile for the foundation of a structure in a body of water with a base body consisting of at least a first and a second body, which are arranged one above the other and movable against one another, the movement being provided via a feed device with a drilling tool which is arranged on an arm movably connected to the lower body on the underside thereof, with a tensioning device which is designed for tensioning the drilling device in the foundation pile, which is arranged with a first end on the upper body and at its second end has as an abutment acting clamping element, the tensioning device having an arm on which the clamping element is arranged, the arm of the tensioning device being pivotable by means of a drive from a first position to a second position in which the clamping element with the wall of the Foundation pile is engaged. Furthermore, the invention relates to a system for positioning a drilling device for creating a hole for a foundation pile for the foundation of a structure in a body of water in the foundation pile
  • Such foundations When constructing structures that support their foundations in or on ground that is under water, these foundations are produced in different ways, whereby the use of so-called monopiles, i.e. individual piles, has prevailed for one-piece foundations.
  • An alternative to this is the so-called jacket, which is a pyramidal structure, or tripods, each with several foundation points.
  • Such structures are, for example, wind turbines or bridge structures.
  • so-called jack-up rig is provided at the installation site, for example, the working level of which is provided with a swivel mechanism.
  • the pile is clamped into this swivel mechanism, diverted from the horizontal to the vertical and lowered to the sea floor by opening the clamps.
  • the pile is then driven into the ground using a ram.
  • a drilling device which, starting from a work platform, is lowered into a vertical foundation pile.
  • the drilling device has an arm, at the end of which a drilling roller is arranged, with which the soil located in or below the bored pile is removed and then the bored pile is then lowered into the cavity.
  • the drilling device has a base body consisting of two parts which can be displaced relative to one another by means of a hydraulic cylinder.
  • An arm is arranged on the lower base body, at the end of which there is a drill head. This is used to loosen and remove the rock / soil in or below the pile.
  • the housing is braced against the foundation pile.
  • pivotable arms are provided, at the end of which clamping elements are provided. To clamp the drilling device in the pile, the arms are pivoted outwards via hydraulic cylinders until the clamping elements come into engagement with the pile.
  • the bracing devices are arranged at the upper and at the lower end of the outer housing part of the drilling device. It has been found that the tensioning devices are in need of improvement. Furthermore, it has also been found that the drilling device is in need of improvement with regard to the directional accuracy during drilling and with regard to the positioning in the foundation pile.
  • the object of the invention is to improve the positioning and the bracing of the drilling device in the foundation pile.
  • a guide device which is designed to guide the drilling device in the foundation pile, which is arranged with a first end on the lower body and which has a sliding element at its second end, that the guide device has a Has arm on which the sliding element is arranged, the arm of the guide device being pivotable by means of a drive from a first position to a second position, in which the sliding element is in engagement with the wall of the foundation pile.
  • Parallel to the arm of the tensioning device is a handlebar with the same length as the arm, which is connected on both sides to the arm in parallelogram fashion by means of a connecting element such that the clamping element is connected to the connecting element in such a way that the parallelogram consisting of arm, handlebar and connecting elements is arranged that the clamping element is aligned with the central axis of the drilling device and thus parallel to the wall of the foundation pile, that a guide device is provided which is designed to guide the drilling device in the foundation pile, which is arranged with a first end on the lower body and at its second end has a sliding element that the guide device has an arm on which the sliding element is arranged, the arm of the guide device being pivotable by means of a drive from a first position to a second position in which the sliding element is in engagement with the wall of the foundation pile t.
  • the guide device is designed such that the sliding element lies flat against the inner wall of the foundation pile in the extended state and / or that the bracing device is designed such that the clamping element is flat against the inner wall of the foundation pile in the extended state is present.
  • the positioning of the drilling device in the foundation pile is improved by the fact that the elements lie flat against the inner wall of the foundation pile.
  • the dynamic load transfer into the foundation pile is significantly improved in a simple manner.
  • a handlebar with the same length as the arm is arranged parallel to the arm of the guide device and / or the tensioning device, which is parallelogram-like with the arm on both sides via a connecting element is connected that the sliding element and / or clamping element is connected to the respective connecting element, that the parallelogram of arm, handlebar and connecting elements is arranged such that the sliding element or the clamping element is aligned with the central axis of the drilling device and thus parallel to the wall of the foundation pile.
  • Another teaching of the invention provides that there is an opening angle between the arm of the tensioning device and / or arm of the guide device and the respective body, which opens in the direction of the drill head. This causes a self-jamming of the drilling device in the foundation pile, which can be released in a simple manner in the event of failure of the respective means for pivoting both the tensioning device and the guide device and at the same time in this case also ensures a secure hold of the drilling device in the foundation pile.
  • a further teaching of the invention provides that the drive for pivoting the arm of the tensioning device and / or the arm of the guide device is at least one hydraulic cylinder.
  • a further teaching of the invention provides that the sliding element is arranged so as to be pivotable relative to the arm and / or that the drive element of the guide device acts on the sliding element.
  • Another teaching of the invention provides that the clamping element is provided with a friction lining and / or that the sliding element is provided with a sliding lining. This results in simple actuation and maintenance of the guide device and the clamping device.
  • the feed device is at least one hydraulic cylinder.
  • a further teaching of the invention provides that the arm of the drilling tool can be pivoted via a rotary element and at least one linear drive, preferably a hydraulic cylinder. This is simple ensures that the entire area to be drilled can be reached with the drilling device.
  • the drilling head is a drilling head rotating about the longitudinal axis of the arm, preferably a cutting head with drilling tools such as cutting elements or chisels. This causes a good loosening of the soil.
  • a further teaching of the invention provides that the clamping element has a support surface on a lower side provided essentially at right angles to the friction side, in which a sensor, preferably a hydraulic cylinder, is preferably provided in the direction of the deepest hole.
  • a sensor preferably a hydraulic cylinder
  • the object of the invention is achieved in that the drilling device has radially movable clamping elements with respect to an inner wall of the foundation pile, that the foundation pile has at least one positioning element provided on the inner wall of the pile, and that the clamping element of the drilling device has at least one contact surface with at least one contact sensor for determining the contact between the positioning element and the clamping element.
  • the positioning element is a lug or has a lug. This also makes it possible to transfer the load of the drilling device into the foundation pile.
  • a further teaching of the invention provides that the positioning element is designed such that the static load of the drilling device can be transferred to the positioning element via the bearing surface of the clamping element.
  • Another teaching of the invention provides that one positioning element is provided for each clamping element of the drilling device.
  • the senor is a hydraulic cylinder. By providing the sensor, it will open particularly simple way possible to make the positioning of the drilling device in the foundation pile more precise.
  • Another teaching of the invention provides that a control described below is provided.
  • the object according to the invention is provided with a positioning element on the inner wall of the pile by a method for positioning the drilling device, preferably according to the previously described embodiment and / or in connection with a previously described system, in a foundation pile for establishing a structure in a body of water that the drilling device is inserted and lowered into the foundation pile with non-engaging clamping elements, that the drilling device is aligned in the foundation pile so that the clamping elements are radially aligned with the positioning elements, that the drilling device is lowered to above the positioning elements, the clamping element is moved radially, until contact is made with the inner wall of the foundation pile, the clamping elements being arranged so as to be movable relative to the borehole wall, so that the drilling device is lowered, until a sensor is arranged in the clamping elements n Contact with the positioning elements is determined that the drilling device is lowered until the positioning elements at least partially bear the static load of the drilling device and that the clamping elements are moved against the inner wall of the foundation pile, so that the dynamic load acting
  • the object according to the invention is achieved by a control for positioning a drilling device, preferably according to the previously described embodiment and / or in connection with a previously described system, in particular for carrying out the previously described method, which is carried out such that after the drilling device in the pile has been inserted and lowered, the clamping elements of the drilling device being arranged such that they are not in engagement with the inner wall of the pile, the drilling device is aligned in the pile, so that the clamping elements are radially aligned with position elements located on the inner wall of the drilling device, that the drilling device is lowered to above the positioning elements, that the clamping elements are moved in the direction of the borehole wall until contact is made with the borehole wall, the clamping elements being slidably movable relative to the inner wall of the pile, that the drilling device g is lowered until over in sensors arranged in the clamping elements, contact with the positioning elements is determined, that the drilling device is lowered until the positioning elements at least partially bear the static load of the drilling device, and that the clamping elements are extended
  • Fig. 1 and Fig. 2 show a drilling device 10 with a base body 11, which has an upper body 12 and a lower body 13.
  • an arm 14 is arranged, at the lower end of which there is a drill head 15.
  • the arm 14 is rotatably connected to the lower body 13 via a rotating member 16. Furthermore, it is pivotally connected to the rotary element 16 via a joint 17.
  • a hydraulic cylinder 18 is provided, which is also connected via a joint 19 on the upper side to the rotary element 16 and its lower side via a joint 20 to the arm 14.
  • the arm 14 - drilling head 15 combination can be rotated in the direction of rotation A by the rotating element 16.
  • the drilling head 15 can be pivoted in the pivoting direction b by the hydraulic cylinder 18.
  • the drilling head 15 rotates in the direction of rotation C about the central axis of the arm 14.
  • a tensioning device 21 is provided on the upper body 12 (see also Fig. 3 and Fig. 4 ), which has four bracing elements 21a with an arm 22, which is composed of two arm sections 22a, 22b, each of which is connected to the upper body 12 by a joint 23, 23a.
  • the joints 23, 23a are arranged on an axis 24, on each of which a connecting element 25, 25a engages.
  • a hinge 26 is provided on the outside of the connecting elements 25, 25a, in which a link 27 arranged parallel to the arm 22 is provided, composed of link sections 27a, 27b.
  • the link sections 27a, b combine to form a third link section 27c.
  • a connecting element 28 is provided on the outside of the arm 22 and is connected to the arm 22 via a joint 29.
  • the link 27 is connected to the connecting element 28 via a joint 32.
  • Handlebar 27, arm 22, connecting element 28 and connecting element 25 form a parallelogram. Handlebar 27 and arm 22 have the same length. The same also applies to the connecting elements 25, 28.
  • a clamping element 30 is arranged on the connecting element 28, on the outside of which a friction lining 31 is provided. In the embodiment shown in the figures, the connecting element 28 is made in one piece with the clamping element 30. At the top of the connecting element 28 or the clamping element 30, the joint 32 is provided that connects the link 27 to the clamping element 30 and thus to the connecting element 28.
  • a hydraulic cylinder 33 is articulated between the upper body 12 and arm 22, via which the tensioning device 21 or the individual Bracing element 21a is moved in the pivoting direction D. Because arm 22, connecting element 25, handlebar 27 and connecting element 28 or clamping element 30 form a parallelogram, the friction lining 31 arranged on the outer surface of clamping element 30 remains parallel to the inner wall of the foundation pile when pivoted in direction D, so that it pivots is moved away from the body 12 flat against the inner wall of the foundation pile.
  • a guide device 34 is arranged on the lower body 13 (see 6 to 9 ). This has four guide elements 34a.
  • the guide element 34a has an arm 35 which is pivotably arranged on the lower body 13 via a joint 36.
  • a sliding element 38 is provided on the outer end of the arm 35 via a joint 37, on the outwardly facing surface of which a sliding coating 39 is arranged.
  • joint 41 and joint 36 and the distance between joint 42 and joint 37 are the same and the spacing distances themselves are parallel to one another, so that here too there is a parallelogram construction, so that the sliding lining 39 is arranged parallel to the inner wall of the foundation pile , remains parallel when the guide device 34 is pivoted in the direction E or its arm 35.
  • Two hydraulic cylinders 43, 44 are articulated on the sliding element 38 and pivot the sliding element 38 in the pivoting direction E outwards towards the inner wall of the foundation pile.
  • a feed element 45 (see Fig. 5 ) arranged in the form of a hydraulic cylinder.
  • the lower body 13 can be moved in the feed direction F with respect to the upper body 12.
  • the drilling device 10 is inserted and lowered into the foundation pile by means of a lifting device (not shown).
  • the tensioning device 21 and the guide device 34 are folded in (see Fig. 2 , Fig. 4 , Fig. 5 , Fig. 8 , Fig. 9 and Fig. 11 ). If the drilling device 10 is arranged at the intended drilling position in the foundation pile, the bracing device 21 is extended (see Fig. 1 , Fig. 3 and Fig.
  • the guide devices 34 are also extended by actuating the hydraulic cylinders 43, 44 (see Fig. 1 , Fig. 6 , Fig. 7 and Fig. 10 ), so that the sliding elements 38 with the sliding linings 39 lie against the inner wall of the foundation pile, as in FIG Fig. 10 is shown.
  • the dashed circle 53 shows the inner wall of the foundation pile.
  • the force applied is such that the lower body 13 is movable with respect to the foundation pile and is guided at the same time.
  • the drill head 15 is then set in rotation and the arm 14 is rotated and pivoted via the rotary element 16 and the hydraulic cylinders 18. In parallel, the lower body 13 is lowered relative to the upper body via the feed elements 45. A stable drilling feed and thus a correct drilling direction is ensured via the guide device 34.
  • the feed elements 45 are fully extended, they are retracted again in the direction of the upper body 12, so that the lower body 13 and thus the drill head 15 move back into the foundation pile.
  • the drill head is in a safe position within the foundation pile.
  • the foundation pile is then lowered into the cavity produced by the drilling device 10 and the drilling process is carried out again until the drilling has reached the intended depth at which the foundation pile is to be arranged.
  • positioning elements 46 are arranged in the corresponding position on the inner wall of the foundation pile (see 12 and 13 ). These have a base 47 which is provided on the wall. Furthermore, a support surface 48 is provided at right angles to it. A lug 49 is provided to stabilize the support surface 48 with respect to the base 47. The base surface 47 can also be omitted, so that the support surface 48 and the peg 49 are attached directly to the inner wall of the foundation pile.
  • a sensor 50 is provided on the connecting element 28 or the clamping element 30, which is as in FIG 12 and 13 preferably shown, is a hydraulic cylinder.
  • the clamping element 30 is placed against the base 47 by extending the cylinder 33 and pivoting in direction D and the hydraulic cylinder 50 is extended over the outer extent of the clamping element 30.
  • the drilling device 10 is then lowered further until the hydraulic cylinder 50 comes into contact with the support surface 48 of the positioning element 46.
  • the lowering of the drilling device 10 is continued until the piston 51 of the cylinder 50 is retracted and a contact surface 52 rests on the bearing surface 48 of the positioning element.
  • the pressure generated when the cylinders 50 are retracted and the position of the pistons 51 are monitored.
  • the drilling device 10 is in the desired position in the foundation pile.
  • the static load of the drilling device 10 is then removed via contact surfaces 55 of the hydraulic cylinder 50 on the piston 51.
  • the hydraulic cylinder 33 is then actuated further and the clamping element 30 is braced against the base surface 47.
  • the bearing surface 48 and the peg 49 are designed such that they can bear the static load of the drilling device 10. This load is introduced into the positioning element 46 via the contact surface 52.
  • Fig. 11 the smallest circumference of the drilling device 10 is also represented by a dashed circle 54. This represents the smallest cross-section through which the drilling device 10 can be guided if foundation piles with different diameters are used for the foundation.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)

Claims (14)

  1. Dispositif de forage destiné à créer un trou destiné à un pieu de fondation d'un bâtiment dans un plan d'eau, ledit dispositif comprenant un corps de base (11) pourvu au moins d'un premier et d'un deuxième corps (12, 13) disposés l'un au-dessus de l'autre de manière mobile l'un par rapport à l'autre, le mouvement étant assuré par un moyen d'avancement, un outil de forage (15) disposé sur un bras (14) relié de manière mobile au corps inférieur (13) du côté inférieur de celui-ci, un dispositif de tension (21) conçu pour tendre le dispositif de forage (10) dans le pieu de fondation, disposé avec une première extrémité au niveau du corps supérieur (12) et comportant à sa deuxième extrémité un élément de serrage (30) faisant office de butée, le dispositif de tension (21) comportant un bras (22) sur lequel est disposé l'élément de serrage (30), le bras du dispositif de tension (21) pouvant pivoter au moyen d'un entraînement d'une première position à une deuxième position dans laquelle l'élément de serrage est en engagement avec la paroi du pieu de fondation, caractérisé en ce qu'un dispositif de guidage (34) est prévu qui est conçu pour guider le dispositif de forage (10) dans le pieu de fondation, qui est disposé avec une première extrémité au niveau du corps inférieur (13) et qui comporte à sa deuxième extrémité un élément coulissant (38), en ce que le dispositif de guidage (34) comporte un bras (35) au niveau duquel est disposé l'élément coulissant (38), le bras (35) du dispositif de guidage pouvant pivoter au moyen d'un entraînement d'une première position à une deuxième position dans laquelle l'élément coulissant (38) est en engagement avec la paroi du pieu de fondation.
  2. Dispositif de forage selon la revendication 1, caractérisé en ce que le dispositif de guidage (34) est conçu de telle sorte que l'élément coulissant (38) vient en appui surfacique sur la paroi intérieure du pieu de fondation à l'état étendu et/ou en ce que le dispositif de tension (21) est conçu de telle sorte que l'élément de serrage (30) vient en appui surfacique sur la paroi intérieure du pieu de fondation à l'état étendu.
  3. Dispositif de forage selon la revendication 1 ou 2, caractérisé en ce qu'une barre de liaison (27, 40) de même longueur que le bras (22, 35) est disposée parallèlement au bras (22, 35) du dispositif de guidage (34) et/ou du dispositif de tension (21), laquelle barre de liaison est connectée des deux côtés, par le biais d'un élément de liaison (28) à la manière d'un parallélogramme, au bras (22, 35) de telle sorte que l'élément coulissant (38) et/ou l'élément de serrage (30) soient reliés à l'élément de liaison respectif (28), en ce que le parallélogramme formé du bras (22, 35), de la barre de liaison (27, 40) et des éléments de liaison (28) est disposé de telle sorte que l'élément coulissant (38) ou l'élément de serrage (30) soit orienté par rapport à l'axe central du dispositif de forage (10) et donc parallèlement à la paroi du pieu de fondation.
  4. Dispositif de forage selon l'une des revendications 1 à 3, caractérisé en ce qu'un angle d'ouverture, qui s'ouvre en direction de la tête de forage (15), est formé entre le bras (22) du dispositif de tension (21) et/ou le bras (35) du dispositif de guidage (34) et le corps respectif (12, 13).
  5. Dispositif de forage selon l'une des revendications 1 à 4, caractérisé en ce que l'entraînement destiné à faire pivoter le bras (22) du dispositif de tension (21) et/ou le bras (35) du dispositif de guidage (34) est au moins un vérin hydraulique (33, 43, 44) et/ou le moyen d'avancement est au moins un vérin hydraulique (45).
  6. Dispositif de forage selon l'une des revendications 1 à 5, caractérisé en ce que l'élément coulissant (38) est disposé de manière à pouvoir pivoter par rapport au bras (35) et/ou en ce que l'élément d'entraînement du dispositif de guidage (34) s'engage avec l'élément coulissant (38).
  7. Dispositif de forage selon l'une des revendications 1 à 6, caractérisé en ce que l'élément de serrage (30) est pourvu d'une garniture de friction (31) et/ou en ce que l'élément coulissant (38) est pourvu d'une garniture de coulissement (39).
  8. Dispositif de forage selon l'une des revendications 1 à 7, caractérisé en ce que le bras (154) de l'outil de forage (15) peut pivoter par le biais d'un élément rotatif (16) et d'au moins un entraînement linéaire, de préférence d'un vérin hydraulique (18) et/ou en ce que la tête de forage (15) est une tête de forage tournant autour de l'axe longitudinal du bras (14), de préférence une tête de coupe pourvue d'outils de forage.
  9. Dispositif de forage selon l'une des revendications 1 à 8, caractérisé en ce que l'élément de serrage (30) comporte, sur un côté inférieur prévu sensiblement à angle droit par rapport au côté de friction (31), une surface d'appui dans laquelle un capteur (50), de manière particulièrement préférée un vérin hydraulique (50), est de préférence prévu dans la direction du trou le plus profond.
  10. Système de positionnement d'un dispositif de forage (10) destiné à créer un trou destiné à un pieu de fondation d'un bâtiment dans un plan d'eau, ledit système comprenant le dispositif de forage selon l'une des revendications 1 à 9 et un pieu de fondation, caractérisé en ce que le dispositif de forage (10) comporte des éléments de serrage (30) mobiles radialement par rapport à une paroi intérieure du pieu de fondation, en ce que le pieu de fondation comporte au moins un élément de positionnement (46) prévu au niveau de la paroi intérieure du pieu et en ce que l'élément de serrage (30) du dispositif de forage comporte au moins une surface d'appui pourvue d'au moins un capteur de contact (50) destiné à déterminer le contact entre l'élément de positionnement (46) et l'élément de serrage (30).
  11. Système selon la revendication 10, caractérisé en ce que l'élément de positionnement (46) est un ergot ou comporte un ergot et/ou en ce qu'un élément de positionnement (46) est prévu par chaque élément de serrage (30) du dispositif de forage (10).
  12. Système selon la revendication 10 ou 11, caractérisé en ce que l'élément de positionnement (46) est conçu de telle sorte que la charge statique du dispositif de forage (10) sur l'élément de positionnement (46) par le biais de la surface d'appui de l'élément de serrage (30) peut être supprimée et/ou en ce que le capteur (50) est un vérin hydraulique (50) .
  13. Système selon l'une des revendications 10 à 12, caractérisé en ce qu'une commande est prévue pour mettre en œuvre le procédé selon la revendication 14.
  14. Procédé de positionnement d'un dispositif de forage (10) à l'aide d'un système selon l'une des revendications 10 à 13 dans un pieu de fondation d'un bâtiment dans un plan d'eau, procédé dans lequel un élément de positionnement (46) est prévu sur la paroi intérieure du pieu, le dispositif de forage (10) est inséré dans le pieu de fondation avec des éléments de serrage (30) disposés sans engagement et est abaissé de sorte que le dispositif de forage (10) soit orienté dans le pieu de fondation de telle sorte que les éléments de serrage (30) soient alignés radialement avec les éléments de positionnement (46), le dispositif de forage (10) est abaissé jusqu'au-dessus des éléments de positionnement (46), l'élément de serrage (30) est déplacé radialement jusqu'à établir un contact avec la paroi du trou de forage, les éléments de serrage (30) étant disposés de manière mobile et abrasive par rapport à la paroi du trou de forage, le dispositif de forage est abaissé jusqu'à ce que des capteurs (50) disposés dans les éléments de serrage (30) entrent en contact avec les éléments de positionnement (46), le dispositif de forage (10) est abaissé jusqu'à ce que les éléments de positionnement (46) portent au moins partiellement la charge statique du dispositif de forage (10) et ceux des éléments de serrage (30) sont déplacés contre la paroi intérieure du pieu de fondation de sorte que la charge dynamique agissant sur le dispositif de forage (10) pendant le forage puisse être transférée au pieu.
EP15708439.3A 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage Active EP3114283B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19200407.5A EP3620579A1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014002968.9A DE102014002968A1 (de) 2014-03-06 2014-03-06 Bohrvorrichtung zum Erstellen einer Bohrung und System zum Positionieren der Bohrvorrichtung
PCT/EP2015/000432 WO2015131984A1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP19200407.5A Division-Into EP3620579A1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage
EP19200407.5A Division EP3620579A1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage

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EP3114283A1 EP3114283A1 (fr) 2017-01-11
EP3114283B1 true EP3114283B1 (fr) 2020-07-08

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EP19200407.5A Pending EP3620579A1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage
EP15708439.3A Active EP3114283B1 (fr) 2014-03-06 2015-02-25 Dispositif de forage servant à réaliser un trou de forage et système de positionnement du dispositif de forage

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EP (2) EP3620579A1 (fr)
DE (1) DE102014002968A1 (fr)
DK (1) DK3114283T3 (fr)
WO (1) WO2015131984A1 (fr)

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EP3805465A1 (fr) * 2019-10-08 2021-04-14 BAUER Maschinen GmbH Dispositif d'enlèvement sous l'eau et procédé d'enlèvement du matériau du sol sous l'eau
CN111206930B (zh) * 2020-04-08 2022-04-15 中铁工程装备集团有限公司 一种可变断面竖井开挖设备及施工方法
CN112030967B (zh) * 2020-08-28 2022-06-10 惠州市百益农业科技有限公司 一种畜牧养殖棚建造装置
DE102020125629B4 (de) 2020-09-30 2022-04-28 Herrenknecht Aktiengesellschaft System aus einem zylindrischen Hohlkörper und einer Bohrvorrichtung zum Erstellen einer Bohrung
DE102020008143A1 (de) 2020-09-30 2022-04-21 Herrenknecht Aktiengesellschaft Bohrvorrichtung zum Erstellen einer Bohrung
NL2029399B1 (en) * 2021-10-13 2023-05-11 Gbm Works B V A detachable fluidisation device
EP4350119A1 (fr) * 2022-10-06 2024-04-10 BAUER Maschinen GmbH Dispositif de forage sous-marin et procédé de construction d'un tubage sous-marin

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FR2638699B1 (fr) * 1988-11-08 1991-02-01 Technicatome Module deformable et application a un dispositif de transport se deplacant par reptation
DE3933866A1 (de) * 1989-08-05 1991-04-11 Fromme Theo Zwangsgefuehrter schlitzwandgreifer
DE102009023466B4 (de) 2009-06-02 2012-09-13 Herrenknecht Ag Verfahren und Vorrichtung zum Erstellen eines Unterwasserfundaments eines Bauwerks
NL2007882C2 (en) 2011-11-28 2013-05-30 Van Leeuwen Harmelen Bv Geb Excavator for discharging bottom parts from a bottom floor.

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DE102014002968A1 (de) 2015-09-10
DK3114283T3 (da) 2020-10-12
EP3114283A1 (fr) 2017-01-11
WO2015131984A1 (fr) 2015-09-11
EP3620579A1 (fr) 2020-03-11

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