EP2853366A1 - Procédé de fabrication d'un carotteur pour sous-sols chargés de matières dangereuses et dispositif destiné à l'exécution d'un tel procédé - Google Patents

Procédé de fabrication d'un carotteur pour sous-sols chargés de matières dangereuses et dispositif destiné à l'exécution d'un tel procédé Download PDF

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Publication number
EP2853366A1
EP2853366A1 EP20140003301 EP14003301A EP2853366A1 EP 2853366 A1 EP2853366 A1 EP 2853366A1 EP 20140003301 EP20140003301 EP 20140003301 EP 14003301 A EP14003301 A EP 14003301A EP 2853366 A1 EP2853366 A1 EP 2853366A1
Authority
EP
European Patent Office
Prior art keywords
water
unit
sealing
drill bit
drill
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.)
Withdrawn
Application number
EP20140003301
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German (de)
English (en)
Inventor
Manfred Rottler
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2853366A1 publication Critical patent/EP2853366A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work

Definitions

  • the present invention relates to a method for producing a drill core in a ground plate with hazardous material / surface covering with a drill core machine with drill, with drill bit, wherein the drill bit rinse water is supplied via a feed water line.
  • the present invention also relates to an apparatus for carrying out such a method.
  • PAHs polycyclic aromatic hydrocarbons
  • a drill core sample has to be drawn.
  • core drilling machines are used, which generate by means of the rotation of a drill bit a core, which is then removed and analyzed.
  • the present invention has the object or the technical problem of providing a method for producing a drill core in a base plate with hazardous material / Oberbelag and a device for performing the method by means of which / a excludes health hazards to the operator during the production of the core, which can be used economically, the individual components can be used in a simple manner and thus allow an economic production of a core and also ensure a permanently reliable function.
  • the inventive method of the type mentioned is accordingly characterized in that a tight in itself water cycle is formed, in which the area of the drill bit is watertight surrounded by a sealing unit, which is also designed as a water ring with sealing chamber, the rinse water supplied to the drill bit is sucked as dirty water with impurities from an existing between the sealing unit and the topping during the drilling sealing chamber, the dirty water is then separated from the impurities and the rinse water again received the drill bit is fed. The separated impurities can then be disposed of as needed.
  • the basic idea according to the invention consists in the fact that during the production of the drill core a completely watertight circuit is formed, by which it is prevented that no hazardous material gets into the environment.
  • the supplied rinse water is sucked in the area of the drill bit, after it is loaded with contaminated pollutants contaminated within the circuit and discharged as dirty water, and then the impurity particles are separated from the waste water, which From the dirty water again rinse water is formed, which can be supplied to the drill bit again.
  • the water cycle also allows an economic implementation of the method, since the water consumption in the production of such cores is significantly limited and does not constantly fresh water must be supplied.
  • a particularly preferred embodiment of the method according to the invention is characterized in that when sucking the dirty water from the sealing chamber of the sealing unit, a peristaltic pump is used which generates a negative pressure, in particular up to 1.0 bar, in the sealing chamber and sucks the dirty water via a return water line and a water tank means for separating the contaminant from the dirty water supplies.
  • a peristaltic pump ensures that no dry running of the pumps can take place, since a peristaltic pump does not run dry, even if the suction material does not exist for a certain period of time.
  • a peristaltic pump can generate a sufficiently large underpressure, for example up to 1.0 bar, so that a reliable suction of the dirty water with impurities, some of which also consist of solid particles, is ensured at all times.
  • a structurally particularly simple to implement and therefore very advantageous development of the method according to the invention is characterized in that the dirty water is fed to a settling chamber designed as the first container unit in which deposit the impurity on the bottom of the first container unit and thereby cleaned dirty water as rinse water an overflow is directed into a second container unit and from the drill bit is fed again via a second pumping unit and the supply water line.
  • a particularly advantageous embodiment of the method which ensures an optional sealing unit, is characterized in that a vacuum plate which is present on the underside is activated before the drilling operation, whereby the sealing unit arranged on a holding unit on the underside is pressed sealingly onto the ground surface.
  • the inventive device for producing a drill core in a base plate with hazardous material / Oberbelag is inventively characterized in that a sealing unit in the drill bit is present, which is sealingly placed on the top of the bottom plate or on the top surface and thus with this a sealing chamber forms, a water tank means having a first container unit and a second container unit is present, to the sealing chamber via a return water line, a first pump unit is connected, which sucks the dirty water with contamination from the sealing chamber into the first container unit, wherein the first container unit is formed as a settling chamber, in which the contaminants are separated from the dirty water, between the first and second container unit, a partition wall with overflow edge is present over which the cleaned in the first container unit dirty water as a rinse d he second container unit is performed, in the second container unit, a second pump unit is present, which feeds the rinse water via a flow line to the drill or the drill bit again, so that a total of a sealed closed water cycle between rinse water and dirty water is present.
  • the first pump unit is designed as a peristaltic pump, which can not run dry and ensures a permanently reliable suction, since a vacuum can be generated up to 1.0 bar, which is sufficient to the waste water occurring with impurities from the pressure chamber or the Suck drill bit reliably.
  • the second pump unit is designed as a submersible pump within the second container unit, which is a structurally particularly simple implementation and ensures a permanently reliable maintenance of the water cycle.
  • a particularly advantageous embodiment is characterized in that the supply water and / or return water pipe detachable via sealing couplings, in particular Metal sealing couplings, is connected to the drill or the sealing chamber and / or the first and / or second pumping unit / are.
  • sealing couplings in particular Metal sealing couplings
  • the storage volume of the water tank device is preferably in the range between 20 and 150 liters, in particular at 100 liters, so that the water tank device, which is preferably designed to be mobile, can be disposed of for disposal purposes at a reasonable cost to a suitable disposal point.
  • a particularly advantageous embodiment which ensures a structurally simple construction with simultaneous performance of a permanently reliable function and accommodates easy disposal, is characterized in that the water container device has an openable and closable cover unit and per chamber (overflow and settling) ever a drain cock (ball valve) are located in the chamber floor so that the contents of the Water tank device taken with the impurities as needed, solidified and disposed of and then the water tank device can be refilled with water.
  • a particularly advantageous embodiment with regard to optimum sealing conditions is characterized in that the device has a vacuum plate on the underside, the sealing unit is connected on the underside to a holding unit attached to the device, the holding unit sealingly pressing the sealing unit onto the ground surface upon activation of the vacuum plate.
  • first and second container unit each side has an openable and closable drain cock.
  • FIG. 10 An embodiment of a device 10 for producing a drill core in a base plate 50 with a contaminated upper lining 52 is shown in highly schematized form in the FIGURE.
  • the apparatus comprises a drill core machine 12 having a drill bit 58 with drill bit 16 which can be placed on the top pad 52, can be rotated, and presses into the top pad 52 and bottom plate 50 underneath to create a removable cylindrical drill core.
  • a sealing unit 18 (Bohrkrronenabdichtring and water ring) is surrounded, which ensures that the environment of this area is sealed watertight to the outside.
  • the sealing unit 18 forms with the surface of the top lining 52 a sealing chamber 20 which communicates with a water connection unit 46, wherein the water connection unit is preferably designed as a metallic sealing coupling for releasably connecting a return water line 62.
  • a further water connection unit 40 is present, which is also designed as a metallic sealing coupling and to which a flow line 60 is connected.
  • the core drill 12 is disposed on a vacuum plate 64 and fixedly connected thereto.
  • a cantilevered holding unit 66 is fixedly connected to the core drill 12, wherein the sealing unit 18 is fastened on the underside to the holding unit 66.
  • the vacuum plate 64 is activated so that the core drill 12 is securely locked on the ground.
  • the core drill 12 moves a few millimeters down, whereby the holding unit 66 is moved downward.
  • the sealing unit 18 is pressed sealingly on the soil surface, so that prevail in this area optimum sealing conditions and can escape any hazardous material during the drilling process.
  • rinsing water SPW is conducted via the drill 58 into the area of the drill bit 16, which then rests within the sealing chamber 20 and is withdrawn via the water connection unit 46 and the return water line 62 as dirty water SMW with the contaminants 56 produced by the drilling process.
  • the apparatus 10 further comprises a water tank device 22, to which the supply water line 60 is connected for flushing water SPW and return water line 62 for dirty water SMW with impurities 56.
  • the water tank device 22 has a first tank unit 24, which is formed as a settling chamber, and a second tank unit 26, which is formed as an overflow chamber. Between the first container unit 24 and the second container unit 26 there is a vertical partition wall 42 with an overflow edge 44 provided on the upper side.
  • a first pump unit 28 is arranged on the upper side, which is designed as a peristaltic pump and to which the return water line 62 is connected with contaminants 56 for dirty water SMW.
  • the peristaltic pump may alternatively also be arranged in the lower side region of the water container device 22. Via this first pumping unit 28, dirty water SMW is sucked out of the sealing chamber 20 in the region of the drill bit 16 and pumped into the first container unit 24 together with the contaminants 56.
  • the contaminants 56 settle in the first container unit 24 in the lower region, so that in the upper region of the first container unit 24 of contaminants 56 purified rinse water is present again. If the water level in the first container unit 24 reaches the overflow edge 44 of the dividing wall 42, it flows as flushing water (SPW) via (arrow Ü) into the adjacent second container unit 26.
  • SPW flushing water
  • a second pump unit 30 is provided, which is designed as a submersible pump and to which the supply water line 60 is connected.
  • the second pumping unit 30 pumps the rinse water SPW arriving via the overflow Ü in the second container unit via the water supply line 60 back into the drill 58.
  • new rinse water SPW finally returns to the area of the drill bit 16 or the sealing chamber 20 and stands there again as dirty water SMW with impurities 56, which is sucked back into the first container unit 24 via the return water line 62 by means of the first pump unit 28 (peristaltic pump).
  • the water tank device 22 is designed as a mobile unit and mounted on bearing rollers 48 in the exemplary embodiment.
  • the supply water line 60 and the return water line 62 is separated at their connections to the core drill 12 on the drill 58 and the sealing unit 18, at this point existing sealing couplings ensure that no water (SPW, SMW ) can escape. Thereafter, the water tank device 22 can be brought to the suitable place for disposal.
  • the water container device On the upper side, the water container device has a cover unit 54, which can be opened in the opening direction ⁇ , so that the interior of the water container device 22, in particular the first and second container unit 24, 26, are accessible.
  • contaminant 56 for example solidified by means of cement, introduced into packaging units and transported to an intermediate or final deposit.
  • a drain tap 68, 70 is present in each of the container units 24, 26, to which, for disposal purposes, a hose for discharging the dirty water during cleaning work can be connected.
  • the particular advantage of the formation of the first pump unit 28 as a peristaltic pump is that such a pump can not run dry and reliably ensures a suction of dirty water SMW with contaminants 56 permanently, especially since it is not a problem, by the peristaltic pump a negative pressure of up to 1 , 0 bar to produce, which also ensures a trouble-free suction of solid contaminants.
  • the device 10 according to the invention has a robust construction, is easy to operate and ensures that in the case of use no health-endangering contaminants 56, which are produced during the production of a drill core, enter the environment and can cause health damage.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
EP20140003301 2013-09-25 2014-09-24 Procédé de fabrication d'un carotteur pour sous-sols chargés de matières dangereuses et dispositif destiné à l'exécution d'un tel procédé Withdrawn EP2853366A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201310015897 DE102013015897A1 (de) 2013-09-25 2013-09-25 Verfahren zur Herstellung eines Bohrkerns bei gefahrstoffbelasteten Untergründen und Vorrichtung zur Durchführung eines derartigen Verfahrens

Publications (1)

Publication Number Publication Date
EP2853366A1 true EP2853366A1 (fr) 2015-04-01

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EP20140003301 Withdrawn EP2853366A1 (fr) 2013-09-25 2014-09-24 Procédé de fabrication d'un carotteur pour sous-sols chargés de matières dangereuses et dispositif destiné à l'exécution d'un tel procédé

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EP (1) EP2853366A1 (fr)
DE (1) DE102013015897A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113771237A (zh) * 2021-11-09 2021-12-10 烟台美尔森石墨有限公司 石墨制品加工用钻孔装置
EP4299876A1 (fr) * 2022-07-01 2024-01-03 Hilti Aktiengesellschaft Système de récupération des boues de forage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110815585A (zh) * 2019-11-22 2020-02-21 耒阳市鑫顺石材有限公司 一种石材加工工作台

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4123618A1 (de) * 1991-07-17 1993-01-21 Franz Bucar Gmbh Vorrichtung und verfahren zum auffangen und klaeren von an baustellen anfallenden waessrigen suspensionen, insbesondere von kuehlwasser fuer saege- und bohrvorrichtungen
WO2001068300A1 (fr) * 2000-03-15 2001-09-20 Roach Leon T Systeme de perçage du beton et procedes connexes
JP3333327B2 (ja) * 1994-08-30 2002-10-15 株式会社日立ビルシステム 穿孔装置
US20030116354A1 (en) * 2001-12-20 2003-06-26 Goei Co., Ltd. Fluid circulating apparatus for drill

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD247483A1 (de) * 1986-04-03 1987-07-08 Hydrogeologie Veb Vorrichtung zum abtrennen und gewinnen von bohrgut
DE10310726B3 (de) * 2003-03-12 2004-09-30 Bauer Spezialtiefbau Gmbh Kernbohrvorrichtung mit Spülung
DE102012104487A1 (de) * 2011-05-24 2012-11-29 Adnan Fidan Wassersammelring

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4123618A1 (de) * 1991-07-17 1993-01-21 Franz Bucar Gmbh Vorrichtung und verfahren zum auffangen und klaeren von an baustellen anfallenden waessrigen suspensionen, insbesondere von kuehlwasser fuer saege- und bohrvorrichtungen
JP3333327B2 (ja) * 1994-08-30 2002-10-15 株式会社日立ビルシステム 穿孔装置
WO2001068300A1 (fr) * 2000-03-15 2001-09-20 Roach Leon T Systeme de perçage du beton et procedes connexes
US20030116354A1 (en) * 2001-12-20 2003-06-26 Goei Co., Ltd. Fluid circulating apparatus for drill

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113771237A (zh) * 2021-11-09 2021-12-10 烟台美尔森石墨有限公司 石墨制品加工用钻孔装置
EP4299876A1 (fr) * 2022-07-01 2024-01-03 Hilti Aktiengesellschaft Système de récupération des boues de forage
WO2024002716A1 (fr) * 2022-07-01 2024-01-04 Hilti Aktiengesellschaft Système de collecte de boue de forage

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Publication number Publication date
DE102013015897A1 (de) 2015-03-26

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