EP3620579A1 - 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
EP3620579A1
EP3620579A1 EP19200407.5A EP19200407A EP3620579A1 EP 3620579 A1 EP3620579 A1 EP 3620579A1 EP 19200407 A EP19200407 A EP 19200407A EP 3620579 A1 EP3620579 A1 EP 3620579A1
Authority
EP
European Patent Office
Prior art keywords
drilling device
arm
drilling
foundation pile
positioning
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.)
Pending
Application number
EP19200407.5A
Other languages
German (de)
English (en)
Inventor
Dominik Robert Faißt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Herrenknecht AG
Original Assignee
Herrenknecht AG
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 Herrenknecht AG filed Critical Herrenknecht AG
Publication of EP3620579A1 publication Critical patent/EP3620579A1/fr
Pending legal-status Critical Current

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Classifications

    • 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 building 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 relative to one another, the movement being provided via a feed device with a drilling tool which is arranged on 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 which has a clamping element which acts as an abutment at its second end, 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 engages with the wall of the foundation pile located. 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 and
  • so-called jackup rig is provided at the installation site at Monopiles, the working level of which is provided with a swivel mechanism.
  • the pile is clamped in 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 bracing 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 tensioning 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, wherein the arm of the guide device is 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 engages with the wall of the foundation pile ff is located.
  • the guide device is designed such that the sliding element is flat on the inner wall of the Foundation pile rests in the extended state and / or that the tensioning device is designed such that the clamping element lies flat against the inner wall of the foundation pile in the extended state.
  • the positioning of the drilling device in the foundation pile is improved by the flat contact of the elements flat on 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 with a Is provided. 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 drilling tool is arranged on an arm which is movably connected to the lower body on its underside.
  • the arm of the drilling tool can be pivoted via a rotary element and at least one linear drive, preferably a hydraulic cylinder. This ensures in a simple manner that the entire surface 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 results in 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 according to 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 bearing surface with at least one Has contact sensor for determining the contact between the positioning element and the clamping element.
  • a further teaching of the invention provides that 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.
  • the positioning element is designed in such a way that the static load of the drilling device can be transferred to the positioning element via the contact 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.
  • the provision of the sensor makes it possible in a particularly simple manner to carry out the positioning of the drilling device more precisely in the foundation pile.
  • Another teaching of the invention provides that a controller is provided for performing the method described below.
  • the object according to the invention is provided by 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-engagement arranged 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 moves radially until contact is made with the inner wall of the foundation pile, the clamping elements being arranged so as to be movable against the borehole wall so that the drilling device is lowered until contact with the positioning elements is detected via sensors arranged in the clamping elements 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 on the drilling device during drilling can
  • 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, is designed such that after the drilling device has been inserted into the pile and lowered, wherein Clamping elements of the drilling device are 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, such that the drilling device is lowered to above the positioning elements is that the clamping element is moved in the direction of the borehole wall until contact is made with the borehole wall, the clamping elements being able to be moved in a sliding manner relative to the inner wall of the pile, so that the drilling device is lowered until in the clamping elements
  • Ordered sensors a 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 relative to the inner wall of the foundation
  • 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. On the lower body 13 there is an arm 14, at the lower end of which there is a drill head 15 is located.
  • 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. Furthermore, 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 drill 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 joint 26 is provided, 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 outside of which a friction lining 31 is provided.
  • the connecting element 28 is made in one piece with 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 provided in an articulated manner between the upper body 12 and arm 22, via which the tensioning device 21 or the individual tensioning element 21a is moved in the pivoting direction D.
  • 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 the clamping element 30 remains parallel to the inner wall of the foundation pile when pivoted in direction D, so that it swings away from the body 12 is moved 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.
  • a link 40 is provided parallel to the arm 35 and is connected to the lower body 13 via a joint 41 and to the sliding element 38 via a joint 42.
  • 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 arranged in an articulated manner, which pivots the sliding element 38 in the pivoting direction E outward toward the inner wall of the foundation pile.
  • a feed element 45 (see Fig. 5 ) arranged in the form of a hydraulic cylinder. This feed element 45 allows the lower body 13 to 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 tensioning 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 represents 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 When 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. When the feed elements 45 are completely retracted, 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 hole 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 there is a right angle Support surface 48 is provided. A lug 49 is provided to stabilize the support surface 48 with respect to the base surface 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 When the drilling device 10 arrives in the drilling position within the foundation pile, the clamping element 30 is placed against the base 47 by extending the cylinder 33 and pivoting in the 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 contact surface 48 of the positioning element. Alternatively, 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.
  • Reference list 10th Drilling device 34a Guide element 11 Basic body 35 poor 12th upper body 36 joint 13 lower body 37 joint 14 poor 38 Sliding element 15 Drill head 39 Sliding surface 16 Rotating element 40 Handlebars 17th joint 41 joint 18th Hydraulic cylinder 42 joint 19th joint 43 Hydraulic cylinder 20th joint 44 Hydraulic cylinder 21 Tensioning device 45 Feed element / hydraulic cylinder 21a Bracing element 22 poor 46 Positioning element 22a Arm section 47 Floor space 22b Arm section 48 Contact surface 23 joint 49 Knagge 23a joint 50 Sensor / hydraulic cylinder 24th axis 51 piston 25th Fastener 52 Contact area 25a Fastener 53 dashed circle / inner wall 26 joint Foundation pile 27 Handlebars 54 dashed circle / smallest circumferential circle of

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

Applications Claiming Priority (3)

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
EP15708439.3A 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
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 Parent Applications (2)

Application Number Title Priority Date Filing Date
EP15708439.3A Division-Into 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
EP15708439.3A Division 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

Publications (1)

Publication Number Publication Date
EP3620579A1 true EP3620579A1 (fr) 2020-03-11

Family

ID=52630319

Family Applications (2)

Application Number Title Priority Date Filing Date
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
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

Family Applications Before (1)

Application Number Title Priority Date Filing Date
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

Country Status (4)

Country Link
EP (2) EP3114283B1 (fr)
DE (1) DE102014002968A1 (fr)
DK (1) DK3114283T3 (fr)
WO (1) WO2015131984A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111206930A (zh) * 2020-04-08 2020-05-29 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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
DE102020008143A1 (de) 2020-09-30 2022-04-21 Herrenknecht Aktiengesellschaft Bohrvorrichtung zum Erstellen einer Bohrung
DE102020125629B4 (de) 2020-09-30 2022-04-28 Herrenknecht Aktiengesellschaft System aus einem zylindrischen Hohlkörper und einer Bohrvorrichtung zum Erstellen einer Bohrung
NL2029399B1 (en) * 2021-10-13 2023-05-11 Gbm Works B V A detachable fluidisation device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2638699A1 (fr) * 1988-11-08 1990-05-11 Technicatome Module deformable et application a un dispositif de transport se deplacant par reptation
EP0412477A1 (fr) * 1989-08-05 1991-02-13 Bauer Spezialtiefbau GmbH Benne de forage comprenant des éléments d'encrage sur la paroi d'une tranchée
WO2010139380A1 (fr) 2009-06-02 2010-12-09 Herrenknecht Ag Procédé et dispositif permettant de réaliser la fondation subaquatique d'un ouvrage
WO2013081455A1 (fr) 2011-11-28 2013-06-06 Ballast Nedam Offshore B.V. Excavateur permettant de décharger des parties de fond en provenance d'un fond marin

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2638699A1 (fr) * 1988-11-08 1990-05-11 Technicatome Module deformable et application a un dispositif de transport se deplacant par reptation
EP0412477A1 (fr) * 1989-08-05 1991-02-13 Bauer Spezialtiefbau GmbH Benne de forage comprenant des éléments d'encrage sur la paroi d'une tranchée
WO2010139380A1 (fr) 2009-06-02 2010-12-09 Herrenknecht Ag Procédé et dispositif permettant de réaliser la fondation subaquatique d'un ouvrage
WO2013081455A1 (fr) 2011-11-28 2013-06-06 Ballast Nedam Offshore B.V. Excavateur permettant de décharger des parties de fond en provenance d'un fond marin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111206930A (zh) * 2020-04-08 2020-05-29 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

Also Published As

Publication number Publication date
WO2015131984A1 (fr) 2015-09-11
DK3114283T3 (da) 2020-10-12
EP3114283B1 (fr) 2020-07-08
DE102014002968A1 (de) 2015-09-10
EP3114283A1 (fr) 2017-01-11

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