EP0940505A2 - Vorrichtung zum Erstellen eines Grundelementes im Boden - Google Patents
Vorrichtung zum Erstellen eines Grundelementes im Boden Download PDFInfo
- Publication number
- EP0940505A2 EP0940505A2 EP99103221A EP99103221A EP0940505A2 EP 0940505 A2 EP0940505 A2 EP 0940505A2 EP 99103221 A EP99103221 A EP 99103221A EP 99103221 A EP99103221 A EP 99103221A EP 0940505 A2 EP0940505 A2 EP 0940505A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- pressure
- suspension
- core tube
- tube
- drilling
- 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.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/36—Concrete or concrete-like piles cast in position ; Apparatus for making same making without use of mouldpipes or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0038—Production methods using an auger, i.e. continuous flight type
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
Definitions
- the invention relates to a device for creating a Foundation element in the ground according to the preamble of Claim 1.
- Such a device comprises a drilling device which has a hollow core tube and a drill bit, and one Pump device with which through the soul tube a curable suspension in a drilled hole can be introduced under pressure. For example bored piles are created with these devices so that initially a hole under removal by means of the drilling device of the removed soil. Subsequently is from outside the hole through the hollow soul tube Concrete is inserted while the drilling device is out of the hole is pulled out.
- the invention has for its object to provide a device for creating a foundation element in the ground, in which a loss of curable suspension is kept as low as possible.
- a pressure transducer is arranged in the area near the drill tip through which the pressure of the curable suspension can be determined when initiating that the pressure transducer with a control unit of the pump device is connected and that the pressure of the curable suspension when introduced can be controlled and / or regulated by the control unit.
- the invention is based on the knowledge that when exceeded certain pressure values when introducing the suspension an undesirably high outflow of the suspension into the adjacent one Soil is given. According to the invention it is therefore provided in a lower area of the drilling device to arrange a pressure sensor through which a current suspension pressure in the filling bore is noticeable.
- the determined pressure values are after passed to a control unit outside the bore, which the performance of the pump depending on the determined Controls values. So, according to a given program achieved a desired increase or decrease in the delivery pressure become. A quick filling of the hole in one minimal loss of curable suspension ensured in this way.
- the device according to the invention is basically suitable for various drilling devices, which to create of bored piles are used where a backfill the hole is made when pulling out the drilling device.
- a particularly compact and robust embodiment is according to the invention in that the drilling device is an endless screw drill for transport a removed spiral from the ground removed from the drill tip is arranged around the soul tube.
- a preferred embodiment of the invention continues to exist in that the pressure transducer via a cable connected with a slip ring within the core tube is that at an end facing away from the drill bit Drilling device is provided and that on the slip ring Sliding contacts are present for data and / or energy transmission.
- the sliding contacts are on a carrier Drilling device firmly attached. So you can rely on Way data and energy to the pressure transducer within of the rotating drilling device.
- the invention is further developed in that the soul tube is designed as a double-walled soul tube.
- the soul tube can be arranged coaxially to one another different diameters.
- the inner tube can supply the curable Serve suspension while in the space between the connecting pipe to the inside and outside pipe can be provided for the pressure transducer.
- the pressure sensor is preferably in this radial, annular end plate attached.
- a further development of the invention is that Pressure transducers on a lower one, facing the drill tip Area of the core tube in a diameter-widened Chamber is arranged through which the curable suspension when the drilling device is pulled out into the bore flows.
- the Chamber with larger diameter at the lower area due to the outside Soul tube formed while the inside Pipe is shortened and not in the area of Chamber protrudes.
- the two front ends of the chamber are on the one hand by the aforementioned ring-shaped End plate and on the other hand formed by the drill tip, which comprises the cutting device.
- the suspension can be caused by breakouts in the wall of the outer soul tube flow out into the hole.
- a transponder device is provided to a wireless data and / or energy transmission.
- an appropriate Transmitting device arranged on the side of the control unit is by a signal with a certain frequency the pressure sensor for pressure measurement and radiation of the determined pressure values, which of the Control unit can be received.
- a corresponding transponder device can directly on the pressure sensor or connected by a cable instead of the slip ring be provided at the upper end of the drilling device.
- a device 10 according to the invention is shown schematically in FIG. 1 shown.
- a drilling device 11 is as an endless screw drill with a coaxial to a drilling axis Soul tube 12 formed, on the outside of it helical a conveyor helix 16 is attached.
- the spiral conveyor extends from a drill bit 13, which at this Embodiment a pilot and a cutting device for removing the soil comprises, up to immediately Rotary drive 21 at the upper end of the drilling device 11.
- the drilling device 11 is rotatable and on a carrier 20 slidably mounted, which can be pivoted on a transport vehicle 23 is arranged.
- a cable arrangement 22 can the drilling device 11 along the bar-shaped Carrier 20 lowered to drill a hole become.
- a curable pump device not shown Suspension, especially concrete, via a suspension line 14 at the upper end of the drilling device 11 in the hollow core tube 12 can be introduced under pressure.
- the curable suspension flows through the core tube 12 to in the area at the drill tip 13 to pull out from there the drilling device 11 from the hole made pour into them.
- the area of the drilling device 11 above the drilling tip 13 is the schematic cross-sectional view of FIG. 2 shown in more detail along the section A-A.
- the Soul tube 12 is a double-walled soul tube with one Outer tube 24 and an inner tube arranged coaxially thereto 25 executed.
- the inner tube 25 forms a suspension channel 26, through which the curable suspension of the pumping device flows into the bore.
- the inner tube 25 is axially shorter than the outer tube 24, being at the lower end of the inner tube 25, the space between the two Pipes sealed by an annular closure plate 27 is.
- the outer tube 24 thus forms in a lower one Area of the drilling device 11 an enlarged diameter Chamber 19 from which the inflowing suspension through Breakthroughs not shown in the area of the bore can flow.
- a pressure sensor 15 For measuring the suspension pressure within the chamber 19 a pressure sensor 15 is provided which is in a bore is fixed in the annular closure plate 27. The pressure values measured by the pressure sensor 15 are on its, facing away from the chamber 19 back over a Cable 17 out of the hole to a slip ring 18 passed at the upper end of the drilling device 11. Of the Slip ring 18 is rotationally symmetrical to the drilling axis and rotatably formed with the drilling device 11. About not shown sliding contacts or brushes with the carrier 20 are connected, an electrical contact to the rotating slip ring 18 ensured. By means of this Contact from data from the pressure sensor 15 to one cannot shown control unit of the pump device and electrical Energy is transmitted to the pressure sensor 15.
- a support member 30 for a Pressure sensor for installation in a device according to the invention shown At the two ends of a pipe element 31, a flange 32, 33 is provided with which the support element 30 of the pressure transducer on a core tube can be attached.
- an annular groove 36 On an inside of the Pipe element 31, an annular groove 36 is provided, which for Formation of a measuring chamber 35 with a hose element 34 an elastic material is covered.
- the hose element 34 is at both ends between the tubular element 31 and the two flanges 32, 33 with correspondingly designed, roughened holding surfaces firmly clamped.
- the Inner diameter of the hose element 34 and the two Flanges 32, 33 are to form a suspension passage 38 and for installation in a suspension channel Soul tube matched to each other.
- the suspension pressure within the suspension channel and thus in the suspension passage 38 causes deformation of the elastic hose element 34 and thus a change of the pressure within the measuring chamber 35.
- This pressure change can be detected by means of a sensor, not shown which, in a holding hole 37 in connection is arranged with the measuring chamber 35.
- 5 to 7 is another pressure sensor 40 for a device according to the invention shown.
- an inner tube 25 of a core tube 12 is in a receiving bore 42 the pressure transducer 40 in contact with the suspension channel 26 attached.
- An open end facing the suspension channel 26 bush-shaped carrier element 43 is by means of a measuring chamber wall 45 closed.
- the elastically deformable measuring chamber wall 45 and an opposite sensor wall 46 which is made of a dimensionally stable or elastic material may have facing concave surfaces between which a lenticular measuring chamber 44 is enclosed.
- Approximately in the middle of the sensor wall 46 is a Sensor for measuring the pressure within the measuring chamber 44 intended.
- the sensor wall 46 is by means of a clamping ring 48, a screw connection to the carrier element 43 has, pressed tightly against the measuring chamber wall 45. Of there is also a cover plate 49 for protecting the sensor device intended.
- a pressure change within the suspension channel 26 causes a corresponding pressure change via the measuring chamber wall 45 in the measuring chamber 44.
- This pressure change is can be determined by means of the sensor 47, the ascertained Pressure values along a line cable, not shown of a channel 50 to a control unit. According to a predetermined program, through Adjust the performance of the pump or by pressing one Line valve the suspension pressure to a desired one Value set.
- a pressure-dependent control of the Suspension can be introduced into the bore.
- Pressure measurement in the area of the filling Bore can set an almost optimal pump pressure with a quick filling of the bore with Suspension while reducing the undesirable Pressing the suspension out of the hole is ensured.
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
- Fig. 1
- eine Seitenansicht einer erfindungsgemäßen Vorrichtung;
- Fig. 2
- eine vergrößerte Querschnittsansicht durch eine Bohreinrichtung mit Druckaufnehmer;
- Fig. 3
- eine Vorderansicht eines Trägerelementes für einen Druckaufnehmer;
- Fig. 4
- eine Querschnittsansicht des Trägerelementes von Fig. 3;
- Fig. 5
- eine Querschnittsansicht eines Druckaufnehmers, eingebaut in ein Seelenrohr;
- Fig. 6
- eine Querschnittsansicht des Druckaufnehmers von Fig. 5 in einem Schnitt längs einer Bohrachse und
- Fig. 7
- eine Detailansicht des Druckaufnehmers von Fig. 6.
Claims (6)
- Vorrichtung zum Erstellen eines Gründungselementes im Boden miteiner Bohreinrichtung (11), die ein hohles Seelenrohr (12) und eine Bohrspitze (13) aufweist, undeiner Pumpeinrichtung, mit welcher durch das Seelenrohr (12) hindurch eine aushärtbare Suspension in eine eingebrachte Bohrung unter Druck einleitbar ist,
dadurch gekennzeichnet,daß an dem Seelenrohr (12) in einem unteren Bereich nahe der Bohrspitze (13) ein Druckaufnehmer (15) angeordnet ist, durch welchen der Druck der aushärtbaren Suspension beim Einleiten ermittelbar ist,daß der Druckaufnehmer (15) mit einer Steuereinheit der Pumpeinrichtung in Verbindung steht unddaß der Druck der aushärtbaren Suspension beim Einleiten durch die Steuereinheit steuer- und/oder regelbar ist. - Vorrichtung nach Anspruch 1,
dadurch gekennzeichnet,daß die Bohreinrichtung (11) ein Endlosschneckenbohrer ist, bei dem zum Transport von abgetragenem Erdreich von der Bohrspitze (13) weg eine Förderwendel (16) um das Seelenrohr (12) angeordnet ist. - Vorrichtung nach Anspruch 1 oder 2,
dadurch gekennzeichnet,daß der Druckaufnehmer (15) über ein Leitungskabel (17) innerhalb des Seelenrohres (12) mit einem Schleifring (18) verbunden ist, der an einem von der Bohrspitze (13) abgewandten Ende der Bohreinrichtung (11) vorgesehen ist, unddaß an dem Schleifring (18) zur Daten- und/oder Energieübertragung Schleifkontakte anliegen. - Vorrichtung nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet,daß das Seelenrohr (12) als ein doppelwandiges Seelenrohr ausgebildet ist. - Vorrichtung nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet,daß der Druckaufnehmer (15) an einem unteren, der Bohrspitze (13) zugewandten Bereich des Seelenrohres (12) in einer durchmessererweiterten Kammer (19) angeordnet ist, aus welcher die aushärtbare Suspension beim Herausziehen der Bohreinrichtung (11) in die Bohrung strömt. - Vorrichtung nach einem der Ansprüche 1, 2, 4 oder 5,
dadurch gekennzeichnet,daß zu einer drahtlosen Daten- und/oder Energieübertragung eine Transpondereinrichtung vorgesehen ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29804010U | 1998-03-06 | ||
DE29804010U DE29804010U1 (de) | 1998-03-06 | 1998-03-06 | Vorrichtung zum Erstellen eines Gründungselementes im Boden |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0940505A2 true EP0940505A2 (de) | 1999-09-08 |
EP0940505A3 EP0940505A3 (de) | 2000-01-26 |
EP0940505B1 EP0940505B1 (de) | 2004-09-15 |
Family
ID=8053723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99103221A Expired - Lifetime EP0940505B1 (de) | 1998-03-06 | 1999-02-18 | Vorrichtung zum Erstellen eines Grundelementes im Boden |
Country Status (4)
Country | Link |
---|---|
US (1) | US6238142B1 (de) |
EP (1) | EP0940505B1 (de) |
DE (2) | DE29804010U1 (de) |
ES (1) | ES2229567T3 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001090488A1 (en) * | 2000-05-26 | 2001-11-29 | Balfour Beatty Plc | Auger piling |
CN106917357A (zh) * | 2017-04-25 | 2017-07-04 | 中铁五局集团有限公司 | 一种高落差高陡坡混凝土输送串筒装置 |
USD914131S1 (en) | 2019-06-07 | 2021-03-23 | S. C. Johnson & Son, Inc. | Toilet rim-block holder |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10003121A1 (de) * | 2000-01-26 | 2001-08-09 | Bilfinger Berger Bau | Vorrichtung und Verfahren zur Injektion eines Injektionsmittels in den Boden |
FR2807455B1 (fr) | 2000-04-11 | 2004-04-02 | Cie Du Sol | Machine pour la realisation de pieux fores |
US6899174B2 (en) | 2003-04-02 | 2005-05-31 | Halliburton Energy Services, Inc. | Floating instrument insert for a tool |
US7320363B2 (en) * | 2003-04-02 | 2008-01-22 | Halliburton Energy Services, Inc. | Energized slip ring assembly |
US7192220B2 (en) * | 2003-09-19 | 2007-03-20 | Gunther Johan M | Apparatus and method to prepare in-situ pilings with per-selected physical properties |
US7198434B2 (en) * | 2004-07-13 | 2007-04-03 | Berkel & Company Contractors, Inc. | Full-displacement pressure grouted pile system and method |
US20080131211A1 (en) * | 2004-07-13 | 2008-06-05 | Nesmith Willie M | Installation effort deep foudnation method |
US7090436B2 (en) * | 2004-07-26 | 2006-08-15 | Gunther Johan M | Process to prepare in-situ pilings in clay soil |
US7341405B2 (en) * | 2006-02-13 | 2008-03-11 | Gunther Johan M | In-situ pilings with consistent properties from top to bottom and minimal voids |
PL2295645T3 (pl) * | 2009-08-28 | 2012-09-28 | Bauer Maschinen Gmbh | Narzędzie wiertnicze |
IT201600096343A1 (it) * | 2016-09-26 | 2018-03-26 | Crm Costruzioni Romane Macch S R L | Colonna di perforazione per get grouting e monitor di detta colonna di perforazione. |
JP7061526B2 (ja) * | 2018-07-02 | 2022-04-28 | 鹿島建設株式会社 | 掘削方法及び掘削装置 |
US11535999B2 (en) * | 2019-05-20 | 2022-12-27 | The Board Of Regents Of The University Of Oklahoma | Helical piles with sensors and data acquisition unit |
Family Cites Families (22)
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US3300988A (en) * | 1960-12-23 | 1967-01-31 | Raymond Int Inc | Apparatus for forming piles |
US3344611A (en) * | 1964-11-09 | 1967-10-03 | Kenneth W Philo | Self-extracting mandrel for pumpedin-place-pile |
US3391544A (en) * | 1966-12-05 | 1968-07-09 | Intrusion Prepakt Inc | Means and method of forming concrete piles |
US3507124A (en) * | 1969-05-06 | 1970-04-21 | Lee A Turzillo | Method for making concrete piles |
FR2049676A5 (de) * | 1969-06-17 | 1971-03-26 | Parez Louis | |
US3595075A (en) * | 1969-11-10 | 1971-07-27 | Warren Automatic Tool Co | Method and apparatus for sensing downhole well conditions in a wellbore |
US3807184A (en) | 1970-03-16 | 1974-04-30 | L Turzillo | Method and means for producing pile or like structural columns in situ |
US3690109A (en) | 1970-03-16 | 1972-09-12 | Lee A Turzillo | Method and means for producing pile or like structural columns in situ |
US3969902A (en) * | 1973-07-23 | 1976-07-20 | Yoshino Ichise | Contruction method for continuous row of piles and earth drill for use therefor |
FR2318275A1 (fr) * | 1975-07-17 | 1977-02-11 | Labrue Jean Marie | Procede de realisation de pieux moules dans le sol et tariere creuse pour la mise en oeuvre du procede |
JPS53145314A (en) * | 1977-05-23 | 1978-12-18 | Yuuichirou Takahashi | Method and device for improving weak viscous ground |
US4229122A (en) * | 1978-10-10 | 1980-10-21 | Toole Energy Company, Inc. | Hole filling and sealing method and apparatus |
BE879947A (fr) * | 1979-11-09 | 1980-03-03 | Sanwa Kizai K K | Procede et appareil pour la construction de pieux moules "in situ" dans le sol |
US4297880A (en) * | 1980-02-05 | 1981-11-03 | General Electric Company | Downhole pressure measurements of drilling mud |
US4570553A (en) * | 1982-06-09 | 1986-02-18 | Kowa Automobile Industrial Co, Ltd | Truck with automatic ground softening apparatus |
GB2202885B (en) * | 1987-04-02 | 1990-11-07 | Westpile Int Uk Ltd | Piling and auger therefor |
US4840068A (en) * | 1988-03-14 | 1989-06-20 | Mayhew Jr John D | Pipe pressure sensor |
DE3905462A1 (de) * | 1989-02-22 | 1990-08-23 | Bauer Spezialtiefbau | Verfahren und messvorrichtung zur ermittlung des betonierdruckes |
US4958962A (en) * | 1989-06-28 | 1990-09-25 | Halliburton Company | Methods of modifying the structural integrity of subterranean earth situs |
EP0436954B1 (de) * | 1990-01-11 | 1994-10-05 | Seiko Kogyo Kabushiki Kaisha | Doppelrohreinrichtung zum Bohren und Kneten und Methode zur Verbesserung von Fundamentgrund mit dieser Doppelrohreinrichtung zum Bohren und Kneten |
FR2677385A1 (fr) * | 1991-06-05 | 1992-12-11 | Labrue Jean Marie | Dispositif d'injection et de controile du betonnage des pieux a la tariere creuse. |
US5542786A (en) * | 1995-03-27 | 1996-08-06 | Berkel & Company Contractors, Inc. | Apparatus for monitoring grout pressure during construction of auger pressure grouted piling |
-
1998
- 1998-03-06 DE DE29804010U patent/DE29804010U1/de not_active Expired - Lifetime
-
1999
- 1999-02-18 EP EP99103221A patent/EP0940505B1/de not_active Expired - Lifetime
- 1999-02-18 DE DE59910478T patent/DE59910478D1/de not_active Expired - Lifetime
- 1999-02-18 ES ES99103221T patent/ES2229567T3/es not_active Expired - Lifetime
- 1999-03-04 US US09/262,004 patent/US6238142B1/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
None |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001090488A1 (en) * | 2000-05-26 | 2001-11-29 | Balfour Beatty Plc | Auger piling |
CN106917357A (zh) * | 2017-04-25 | 2017-07-04 | 中铁五局集团有限公司 | 一种高落差高陡坡混凝土输送串筒装置 |
USD914131S1 (en) | 2019-06-07 | 2021-03-23 | S. C. Johnson & Son, Inc. | Toilet rim-block holder |
Also Published As
Publication number | Publication date |
---|---|
DE29804010U1 (de) | 1998-06-25 |
DE59910478D1 (de) | 2004-10-21 |
US6238142B1 (en) | 2001-05-29 |
EP0940505A3 (de) | 2000-01-26 |
EP0940505B1 (de) | 2004-09-15 |
ES2229567T3 (es) | 2005-04-16 |
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