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EP1632638B1 - Hydraulische Bohrvorrichtung um in beengte Räumlichkeiten zu arbeiten - Google Patents

Hydraulische Bohrvorrichtung um in beengte Räumlichkeiten zu arbeiten Download PDF

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Publication number
EP1632638B1
EP1632638B1 EP05291514A EP05291514A EP1632638B1 EP 1632638 B1 EP1632638 B1 EP 1632638B1 EP 05291514 A EP05291514 A EP 05291514A EP 05291514 A EP05291514 A EP 05291514A EP 1632638 B1 EP1632638 B1 EP 1632638B1
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EP
European Patent Office
Prior art keywords
drilling machine
hydraulic
machine according
frame
hydraulic 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.)
Not-in-force
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EP05291514A
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English (en)
French (fr)
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EP1632638A1 (de
Inventor
Patrick Ferrand
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I A T S T
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I A T S T
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Publication date
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Publication of EP1632638A1 publication Critical patent/EP1632638A1/de
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Publication of EP1632638B1 publication Critical patent/EP1632638B1/de
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Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
    • E21B15/045—Hydraulic, pneumatic or electric circuits for their positioning
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/027—Drills for drilling shallow holes, e.g. for taking soil samples or for drilling postholes
    • E21B7/028—Drills for drilling shallow holes, e.g. for taking soil samples or for drilling postholes the drilling apparatus being detachable from the vehicle, e.g. hand portable drills

Definitions

  • the present invention relates to a hydraulic drill for work in reduced space directed able to be mounted on a mini-excavator, shovel, backhoe loader, mini loader, loader, truck crane, etc.
  • Such drills have several disadvantages. Indeed, such drills are not easily manageable. This is due to the fact that they are mounted on chassis bottom of excavation or crawler.
  • Such machines can not be used in small spaces such as along safety rails, sidewalks, embankments, etc.
  • the US Patent 6,179,068 proposes a drill whose size is adaptable thanks to a portion that can be removed to allow access to confined and reduced areas. But as in the previous case the stem can not be lengthened.
  • the present invention aims to overcome some disadvantages of the prior art by providing a small hydraulic drill and able to work in a variety of positions as well in the bottom of the search as off-excavation while keeping a working power identical to the larger drilling machines.
  • a hydraulic drill consisting of a metal frame having the shape of a rectangular parallelepiped, drilling means located at the front of the frame, a rotation motor for driving the rods during drilling, a hydraulic circuit and an electrical circuit feeding the various components of the drill, characterized in that it can be mounted on the arm of a mini excavator and operate without adding an additional hydraulic unit.
  • the width of the frame is substantially equal to one third of its length.
  • the frame of the drill is connected to the arm of the mini excavator by a turret offering the drill a rotational movement around the axis of the arm of the mini excavator.
  • At least two rings are fixed one above the other on one of the frame of the frame and adapted to receive the lugs of a basket for storing the drill pipe.
  • the basket consists of three U-shaped metal strips arranged substantially parallel to each other and connected by crosspieces arranged substantially perpendicular to the metal strips, a lug ensuring the attachment of the basket to the frame by means of the rings is fixed on each of the crosspieces.
  • the drilling means consist of a trephine guide along which slides a guillotine actuated in two slides by a guillotine jack, the assembly comprising a locking / unlocking system of the drill rods.
  • the drill bit is a rectangular metal piece provided at its center with a bore allowing the passage of drill pipes, which guide is fixed in the lower part of one of the widths of the frame at the height of the sleepers .
  • the guillotine is a rectangular shaped piece having on one of its lengths two teeth separated by a space of dimension substantially equal to that of the diameter of a drill pipe so that the drill pipes are blocked. between the teeth, thus facilitating their handling.
  • the guillotine is arranged substantially parallel to the trephine guide so that it can rub against it.
  • the guillotine is actuated by a jack whose first end is fixed on the length of the guillotine which has no teeth, and the second on a cross member of the frame.
  • the guillotine slides along slides fixed along the amounts of the frame which have a section in the form of H.
  • the sleepers in the lower part of the frame delimit a frame in which is housed a lower frame consisting of two crosspieces disposed substantially parallel to each other and connected together by the bit guide at one of their ends and by a metal plate provided with a bore for lightening the weight of the plate of the other.
  • the rotation motor is fixed on a support consisting of a metal plate provided along each of its lengths of an ear equipped with two ball bearings located on either side of the axis of rotation. symmetry of the ears.
  • each ear is equipped with a rectangular piece fixed in the extension of one of the widths of the ear, the purpose of which is to prevent the support of the rotation motor from derailing when it slides along the cross members of the inner frame.
  • the sliding of the rotational motor support is provided by three jacks arranged substantially parallel to each other in the same horizontal plane and head to tail.
  • the cylinders are rigidly interconnected by three metal parts of circular section and U-shaped and by at least four sleepers on which the metal plate rests.
  • the chassis of the drills is stabilized by means of two jacks arranged along the rails and fixed thereto by means of a metal plate and rings.
  • the free end of the cylinders is constituted by a sphere crimped into a cylindrical piece provided with a conduit for lubricating the sphere.
  • the hydraulic system of the drill is provided with three points of entry of the oil from the hydraulic system of the mini excavator, the third point of entry to increase the operating power of the components of the the drill.
  • the hydraulic system of the drill is provided with a quarter-turn valve for feeding either the rotation motor or the other elements involved in the operation of the drill.
  • the electric system of the drill is connected to the control panel of the mini excavator this system comprises an emergency stop switch, a power supply for a working headlight connected to the cigar lighter of the frame.
  • a power supply for the on-board electronics is mounted in shunt on the power of the working light.
  • the present invention relates to a small hydraulic drill suitable for use with any hydraulic source, such as shovel, backhoe, mini loader, loader, truck crane, etc. and in a preferred embodiment, on a mini-excavator (not shown in the figures).
  • the drill according to the invention consists of a frame (1) in the form of a rectangular parallelepiped.
  • This frame has the particularity of having a width of the order of one third of its length.
  • the frame (1) is connected to the arm of the mini excavator by means of a turret (6) which provides the frame (1) a rotational movement around the axis of the arm of the mini excavator.
  • the frame (1) comprises a plurality of metal plates (101, 102) which act as supports.
  • the support plate (101) located towards the rear (that is to say on the side of the mini excavator) of the frame (1) serves as support for the water pump (not shown in the diagrams), the plate its adjacent metal (102) serves as a support for the hydraulic distributors.
  • a third metal plate (104) is fixed on a cross member (103) located substantially halfway up the frame (1) in the longitudinal direction. This metal plate (103) serves as a support for the control block of the drill.
  • the first ring (11) is substantially at the same height as the supports (101, 102) of the water pump and the hydraulic distributors.
  • the second ring is located substantially spaced between the crossbar (104) on which is fixed the support (103) of the control block and the cross on which are fixed the supports (101, 102) of the pump and the hydraulic distributors.
  • the rings (11) thus arranged ensure the maintenance of a basket (110) for storing drilling rods.
  • the basket (110) consists of three U-shaped metal strips (1101) arranged substantially parallel to one another. Cross members (1102, 1105) hold the strips (1101) in position. Its cross members (1102, 1105) are arranged to be substantially perpendicular to the strips (1101) and are located at the lower and upper ends of the U formed by the strips (1101).
  • two lugs (1104) are each fixed on one of the sleepers (1105) facing the strip (1101) central. These lugs (1104) will take position in the rings (11) located at the front of the frame (1) .
  • the basket (110) is removable.
  • the drilling means are located in the lower part and at the front of the frame (1). These means are composed of a locking / unlocking system (20, 21, 22) rods necessary for the proper conduct of drilling, and pushing means and motorization of drill pipe which will be discussed later.
  • the locking / unblocking means of the rods comprise a trephine guide (20), a guillotine (21), an actuating jack (22) and slides (23).
  • the bit guide is (20) is a rectangular metal piece provided with a cylindrical bore (201) located substantially in the middle. Two of its corners located at each end of the same length are chamfered.
  • the bit guide (20) is fixed on one of the widths of the frame (1) at the height of the cross members (12). The chamfered corners of the bit guide (20) facilitate its placement along the frame (1).
  • the guillotine (21) is a metal piece also of rectangular shape. On one of its lengths, the guillotine (21) has two teeth (211, 212) located substantially in the middle part of the length of the guillotine. Between these teeth (211, 212) is a space (213) whose dimensions correspond substantially to that of the diameter of the rods used for drilling.
  • a space (213) whose dimensions correspond substantially to that of the diameter of the rods used for drilling.
  • the second end (222) of the cylinder (20) is fixed to a crossbar of the frame (1) below the basket (110) when it is placed on the frame (1).
  • This cylinder can raise or lower the guillotine as needed.
  • the guillotine (21) is guided by the slides (23).
  • These slides (23) have an H-shaped section.
  • the finger (231) of the slide (23) is provided with bores (2311) which go allow to fix the slide (23) along the frame uprights (1).
  • the amount of the frame (1) is positioned in the recess (230) of the slide (23) while the guillotine slides in the recess (232) narrowest.
  • the guillotine (21) is disposed substantially parallel to the bit guide (20) so that during its sliding movement, it rubs against the latter.
  • the drill rods are rotated by a hydraulic motor.
  • the guillotine (21) is placed in the raised position, the guillotine jack (22) is then compressed.
  • the guillotine cylinder (22) When it is necessary to add a rod, in order to allow the advancement of drilling, the guillotine cylinder (22) is actuated and the guillotine (21) lowered.
  • the guillotine When the guillotine is lowered, the drill pipe which passes through the bore (201) of the bit guide (20) is locked in the hole (213) by the teeth (211, 212) of the guillotine.
  • the set of teeth (211, 212) / hole (213) acts like an adjustable wrench by blocking the rotation of the rod thus making it possible to fix a new rod. Then simply raise the guillotine to release the rod and ensure the recovery of rotation.
  • the frame (1) is provided with crosspieces (12) arranged along each of its lengths. These cross members delimit a frame in which is housed a lower frame (3).
  • This lower frame (3) consists of two crosspieces (31, 31 ') arranged substantially parallel to each other at a distance substantially corresponding to the width of the trephine guide (20) on which, moreover, they are fixed.
  • a metal plate (32) is fixed between the two crosspieces (31, 31 ').
  • the plate (32) is provided with a bore (321) disposed substantially in the middle thereof. This bore (321) serves to lighten the plate (32) and provides access to the pipework that supplies the motor with rotation of the rods and other hydraulic systems.
  • the two crosspieces (31, 31 ') act as rails whose function will be to guide the rotation motor during its movement back and forth.
  • the support (4) of the rotation motor consists of a metal plate (40) of rectangular shape.
  • An ear (41, 42) is fixed on each of the lengths of the plate (40).
  • a metal piece of rectangular shape (411, 412) is attached in the extension of one of the widths of each ear (41, 42). This piece is fixed on the ear by one of its widths, it makes it possible to prevent derailment of the rotation motor support from the crosspieces (31, 31 ') when it slides parallel to the longitudinal direction of the frame (1 ) in the direction of drilling.
  • Each ear (41, 42) is provided with two ball bearings (43). These ball bearings (43) are located symmetrically with respect to the axis AA of symmetry of the ears (41, 42). One of the ball bearings (43) of each ear is located near the line of attachment of a metal piece (411, 412). These ball bearings (43) facilitate the movement of the rotation motor along the crosspieces (31, 31 ').
  • the displacement of the rotation motor is made possible by the use of three jacks (50, 51, 52). These three cylinders are arranged substantially parallel to each other and in the same horizontal plane.
  • the outermost cylinders (50, 51) are oriented in the same direction, i.e. their pistons are both attached to the same part of the lower frame (3) which can be either the bit guide (20) or the crossbar (322) at the outer end of the plate (32).
  • the central cylinder (52) is arranged so that its piston operates opposite to the pistons of the two outer cylinders (50, 51), that is, when the pistons of the outer cylinders (50, 51) operate in thrust, the piston of the central cylinder (52) operates in traction and vice versa.
  • the three jacks (50, 51, 52) always operate simultaneously to provide more power.
  • the three cylinders (50, 51, 52) are rigidly interconnected by different metal parts.
  • the cylinders (50, 51, 52) are fixed on three metal parts (53, 55) of circular section and shaped U. each cylinder is placed on one of these parts. The legs of U located between two jacks overlap.
  • the cylinders are interconnected by at least two metal sleepers (54, 54 ') arranged to be substantially perpendicular to the cylinders (50, 51, 52).
  • the support (4) of the rotation motor is then fixed on the cylinders (50, 51, 52) via the metal plate (40) on which the rotation motor is based.
  • the rotation motor of the rods drives them in rotation.
  • the rotation motor must be positioned at the front of the frame where the locking / unblocking system of the drill rods is located.
  • the rotation motor is fed through the jacks (50, 51, 52) to the guillotine (21) and the bit guide (20) until it is in contact with these.
  • the rotation motor is driven by the actuation of the cylinders (50, 51, 52) towards the rear of the chassis in the direction of the plate (32).
  • the guillotine jack (22) is actuated and the guillotine (21) is lowered along the bit guide (20) to lock the rod located in the bore (201) of the bit guide (20).
  • the rod in contact with the rotation motor is detached from it before it slides towards the rear of the chassis.
  • a free space is thus created between the motor rod blocked in the trephine guide (20) by the guillotine (21). It only remains to bring a new drill pipe that will be locked in the previous one and bring the rotation motor back to the working position. To remove a drill pipe, simply move the rotation motor back without detaching the rod that was in contact with it.
  • the rod to be removed is linked on one side to the rotation motor and on the other to a drill pipe which is trapped in the drill guide by the guillotine.
  • the drill according to the invention has the advantage of being manageable, this is due on the one hand to its small dimensions, and in particular its small width, and the fact that it can operate in very varied positions.
  • the drill according to the invention is fixed in a preferred embodiment to the arm of a mini excavator. This allows the drill according to the invention to be able to operate in the various inclinations offered by a pendulum movement driven by the jacks of the arm of the shovel.
  • the drill according to the invention is linked to the arm of the mini excavator by means of a turret (6).
  • This turret is composed of at least three metal-shaped plates (60, 61, 62) in the form of a crown.
  • the plate (60) is the plate of larger diameter, it is fixed to the top of the frame (1).
  • the plate (61) of outside diameter less than that of the plate (60) is fixed thereon.
  • the plate (61) is hollow.
  • the plate (61) is surmounted by an ultimate plate (62) of smaller outer diameter than the plate (61).
  • the inner diameters of the three plates (60, 61, 62) are identical, the passage they create in the turret (6) allows the introduction of pipes whose function is to supply oil to the hydraulic circuit of the drilling machine.
  • the turret offers the drill a rotational movement around the axis of the arm of the mini excavator. This movement is made possible by the presence of gears in the turret.
  • the great maneuverability of the drill according to the invention requires the presence of stabilization means so that the drilling can take place under optimum conditions.
  • the drill according to the invention is provided with crutches (7).
  • the crutches (7) are jacks placed on either side of the frame (1) along the cross members (12).
  • the crutches (7) are fixed by means of a metal plate (70) bolted to the crosspieces (12).
  • These plates (70) hold the crutches (7) by means of rings (71) which surround the metal crutches and are fixed on the metal plates (70).
  • Each crutch (7) is thus maintained by at least two rings (71).
  • the end (72) of the pistons of the crutches (7) is free. It ends with a metal sphere (721).
  • These spheres (721) are crimped in cylindrical pieces (73) whose support (731) is a plate which allows the crutches to bear on various supports such as the blade of the mini excavator or the edge of an excavation made in the ground and at the bottom of which drilling must be done.
  • the parts (73) are provided are provided with a duct (732) arranged radially and which opens into the chamber where the sphere (721) is located. This conduit (732) is used to inject a lubricant into the chamber to facilitate the rotation of the sphere.
  • the hydraulic system of the drill according to the invention is powered by the hydraulics of the mini excavator.
  • the hydraulic fluid of the mini excavator enters the hydraulic circuit of the drill according to the invention by two distinct points (P, T) called conventional, and a third point (D) called added drain for the needs of the invention.
  • the conventional entry points (P, T) of the hydraulic circuit lead to a quarter-turn valve (V) mounted in shunt between the rotation motor on the one hand and a distributor on the other hand.
  • the distributor is controlled by the driver of the drill who decides to operate the crutches (7); the guillotine jack (22) or the rest of the circuit, such as for example the jacks (50, 51, 52) which allow the rotation motor to slide, or the water pump.
  • the fluid feed is the rotation motor, which means that a drilling is in progress, ie the distributor, which means if the crutches are actuated that the driver stabilizes the drill before starting the work, if the guillotine cylinder is actuating a drill rod is removed or added, etc ...
  • the third input (D) of the hydraulic circuit completed directly in the part of the circuit which controls inter alia the jacks (50, 51, 52) which allow the rotation motor to slide.
  • This additional input (D) makes it possible to increase the power of the components of the circuit and in particular of the jacks (50, 51, 52) although the invention operates on a small hydraulic source.
  • This additional input (D) makes it possible to avoid the use of auxiliary hydraulic units.
  • the electric circuit of the drill according to the invention is connected to the control panel of the mini excavator.
  • This circuit includes an emergency stop switch (U), a power supply for the hydraulic distributor, as well as a power supply for a working light (Ph).
  • the power supply of the working light (Ph) is provided with a switch (I).
  • a power supply (A) for the on-board electronics is connected in shunt to the power supply of the working light.
  • the working light is not powered directly by the mini excavator but by means of a cigarette lighter mounted on the chassis (1) of the drill. This assembly makes it possible to dispense with the use of a battery to operate the on-board electronics.
  • the embedded electronics consists among other means in transmitting to the driver of the drill the drilling depth, the nature of the soil or the orientation of the drill head.
  • the first drill pipe (80) used is provided with a drill head (81).
  • the drill head (81) has a duckbill shape that allows it to dig the ground.
  • This head (81) is also provided with an on-board electronic system which allows it to send back to the operator information useful for the continuation of the work such as the depth to which it is located.
  • This system is known, it may be for example a reference probe "Eclipse" brand DIGITRAK ⁇ .
  • the drill head (81) When it advances linearly, the drill head (81) is rotated. If the path of the head is to be changed, the operator who directs the maneuver actuates a hydraulic control that stops the rotation of the drill head (81) and applies a thrust.
  • the orientation of the beak of the drill head (81) at the time of the application of the thrust determines the direction in which the drilling will continue. Indeed, if the nozzle is oriented at 9 hours at the time of the application of the thrust, the drill head (81) will go to the right resulting in the following row of drill pipes (80). Similarly, if the spout is oriented at 6 o'clock at the time of thrust, the drill head (81) will sink further into the ground leading thereafter the drill string (80).
  • the orientation of the duckbill of the drill head (81) is known to the operator through the on-board electronic system.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)

Claims (25)

  1. Hydraulische Bohrmaschine, bestehend aus einem metallischen Untergestell (1), das die Form eines Quaders aufweist, dessen eines Ende in Längsrichtung mit einer Hydraulikquelle verbunden ist, aus Bohrmitteln (20, 21, 22), die im unteren Teil des Chassis (1) an dem dem mit der Hydraulikquelle verbundenen entgegengesetzten Ende angeordnet sind, einem Rotationsmotor zum Antrieb der Stangen während des Bohrens, dadurch gekennzeichnet, dass sie in der Länge anpassbare Bohrstangen in einer Richtung aufweist, die auf den längsten Seiten des Untergestells senkrecht steht, Stabilisierungsmittel, die derart montiert sind, dass eine mit der Achse der Bohrmittel koaxiale Resultierende entsteht, Mittel zur Montage am Arm eines hydraulischen Minibaggers an dem Ende, das mit der Hydraulikquelle verbunden ist, und dass er ohne Hinzufügen einer zusätzlichen Hydraulikgruppe arbeitet.
  2. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Stabilisierungsmittel hydraulische Stabilisierungszylinder (7) sind, die an gegenüberliegenden Seiten des unteren Teils des Untergestells (1) angeordnet sind, wobei ein Ende am Untergestell befestigt ist, während das andere frei ist.
  3. Hydraulische Bohrmaschine nach Patentanspruch 2, dadurch gekennzeichnet, dass das freie Ende der hydraulischen Stabilisierungszylinder (7) eine Platte (731) trägt, die ihnen erlaubt, sich auf verschiedenen Untergründen abzustützen.
  4. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Bohrstange durch Ansetzen mindestens einer identischen Bohrstange an einem Ende anpassbar ist.
  5. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Breite des Untergestells (1) im Wesentlichen gleich dem Drittel seiner Länge ist und geringfügig länger, als eine Bohrstange.
  6. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Mittel, die erlauben, sie an den Arm des Minibaggers zu montieren, aus einem Revolverkopf (6) bestehen, dessen Abmessungen denen des Arms des Minibaggers angepasst sind, der das Untergestell (1) der Bohrmaschine mit dem Arm des Minibaggers verbindet und der Bohrmaschine eine Drehbewegung um die Achse des Arms des Minibaggers verleiht.
  7. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass mindestens zwei Ringe (11) übereinander auf einer der Stützen des Untergestells (1) befestigt und geeignet sind, die Nasen (1104) eines Korbes (110) zu empfangen, der der Lagerung der Bohrstangen dient.
  8. Hydraulische Bohrmaschine nach Patentanspruch 7, dadurch gekennzeichnet, dass der Korb (110) aus drei U-förmigen Metallbändern (1101) besteht, die im Wesentlichen parallel zueinander angeordnet und durch Querträger (1102, 1105) verbunden sind, die im Wesentlichen senkrecht zu den Metallbändern angeordnet sind, wobei eine Nase (1104), die die Befestigung des Korbes (110) am Untergestell (1) über die Ringe (11) sicherstellt, auf jedem der Querträger (1105) angebracht ist.
  9. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Bohrmittel aus einer Bohrerführung (20) bestehen, an der entlang eine Guillotine (21) gleitet, die in zwei Gleitschienen (23) durch einen Guillotinezylinder (22) betätigt wird, wobei die Gesamtanordnung ein System zum Verriegeln/Entriegeln der Bohrstangen umfasst.
  10. Hydraulische Bohrmaschine nach Patentanspruch 9, dadurch gekennzeichnet, dass die Bohrerführung (20) ein rechteckiges Metallteil ist, das in seinem Zentrum mit einer Bohrung (201) versehen ist, die den Durchtritt der Bohrstangen erlaubt, wobei diese Führung im unteren Teil einer der Breitseiten des Untergestells (1) in Höhe der Querträger (12) befestigt ist.
  11. Hydraulische Bohrmaschine nach Patentanspruch 10, dadurch gekennzeichnet, dass die Guillotine (21) ein rechteckiges Teil ist, das auf einer seiner Längsseiten zwei Zähne (211, 212) aufweist, die durch einen Zwischenraum (213) einer Breite getrennt sind, die dem Durchmesser einer Bohrstange im Wesentlichen gleich ist, so dass die Bohrstangen zwischen den Zähnen (211, 212) eingeklemmt sind, was ihre Handhabung erleichtert.
  12. Hydraulische Bohrmaschine nach Patentanspruch 11, dadurch gekennzeichnet, dass die Guillotine (21) im Wesentlichen parallel zur Bohrerführung (20) angeordnet ist, so dass sie an dieser entlang schleifen kann.
  13. Hydraulische Bohrmaschine nach Patentanspruch 12, dadurch gekennzeichnet, dass die Guillotine (21) durch einen Zylinder (22) betätigt wird, dessen erstes Ende (221) an der Längsseite der Guillotine (21) befestigt ist, die keine Zähne aufweist, und das andere (222) an einem Querträger des Untergestells (1).
  14. Hydraulische Bohrmaschine nach Patentanspruch 9, dadurch gekennzeichnet, dass die Guillotine (21) in Gleitschienen (23) gleitet, die an den Stützen des Untergestells (1) entlang befestigt sind, die einen H-förmigen Querschnitt aufweisen.
  15. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass die Querträger (12), die sich im unteren Teil des Untergestells (1) befinden, einen Rahmen umgrenzen, in dem ein unteres Chassis (3) ruht, das aus zwei Querträgern (31, 31') besteht, die im Wesentlichen parallel zueinander angeordnet und durch die Bohrerführung (20) an einem ihrer Enden miteinander verbunden sind und am anderen durch eine Metallplatte (32), die zur Verringerung des Gewichtes der Platte mit einer Bohrung (321) versehen ist.
  16. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass der Rotationsmotor auf einem Träger (4) befestigt ist, der aus einer Metallplatte (40) besteht, die über die Länge jeder ihrer Längsseiten mit einem Anhängsel (41, 42) versehen ist, das mit zwei Kugelgelenken (43) versehen ist, die beiderseits der Symmetrieachse der Anhängsel (41, 42) angeordnet sind.
  17. Hydraulische Bohrmaschine nach Patentanspruch 16, dadurch gekennzeichnet, dass jedes der Anhängsel (41, 42) mit einem rechteckigen Teil (411, 412) versehen ist, das in der Verlängerung einer der Breitseiten des Anhängsels befestigt ist und das zum Ziel hat, den Träger des Rotationsmotors am Entgleisen zu hindern, wenn er an den Querträgern (31, 31') des unteren Chassis (3) entlang gleitet.
  18. Hydraulische Bohrmaschine nach Patentanspruch 16, dadurch gekennzeichnet, dass das Gleiten des Trägers des Rotationsmotors durch drei Zylinder (50, 51, 52) sichergestellt wird, die im Wesentlichen parallel zueinander in derselben horizontalen Ebene und in entgegengesetzter Orientierung angeordnet sind.
  19. Hydraulische Bohrmaschine nach Patentanspruch 18, dadurch gekennzeichnet, dass die Zylinder (50, 51, 52) durch drei U-förmige Metallteile (53, 55) mit kreisförmigem Querschnitt, sowie durch mindestens vier Querträger (54, 54'), auf denen die Metallplatte (4) ruht, starr miteinander verbunden sind.
  20. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass das Untergestell (1) der Bohrmaschine nach Erreichen der Arbeitsstellung mit Hilfe zweier Zylinder (7) stabilisiert wird, die an den Querträgern (12) entlang angeordnet und an diesen mit Hilfe einer Metallplatte (70) und von Ringen (71) befestigt sind.
  21. Hydraulische Bohrmaschine nach Patentanspruch 20, dadurch gekennzeichnet, dass das freie Ende der Zylinder (7) aus einer Kugel (721) besteht, die in einem zylindrischen Teil (73) gefasst ist, das mit einer Leitung (732) versehen ist, die das Schmieren der Kugel (721) erlaubt.
  22. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass ihr Hydrauliksystem mit drei Eintrittspunkten (P, T, D) für Öl aus dem Hydrauliksystem des Minibaggers versehen ist, wobei der dritte Eintrittspunkt (D) erlaubt, die Arbeitsleistung der Bauteile der Bohrmaschine zu erhöhen.
  23. Hydraulische Bohrmaschine nach Patentanspruch 22, dadurch gekennzeichnet, dass ihr Hydrauliksystem mit einem Vierteldrehungs-Ventil (V) versehen ist, das erlaubt, entweder den Rotationsmotor oder die anderen Teile zu versorgen, die an der Arbeit der Bohrmaschine beteiligt sind.
  24. Hydraulische Bohrmaschine nach Patentanspruch 1, dadurch gekennzeichnet, dass ihr elektrisches System an das Armaturenbrett des Minibaggers angeschlossen ist und einen Notausschalter (U) umfasst, eine Stromversorgung für einen Arbeitsscheinwerfer (Ph), die an den Zigarettenanzünder des Untergestells (1) angeschlossen ist.
  25. Hydraulische Bohrmaschine nach Patentanspruch 24, dadurch gekennzeichnet, dass eine Stromversorgung für die mitgeführte Elektronik parallel zur Versorgung des Arbeitsscheinwerfers (Ph) montiert ist.
EP05291514A 2004-07-15 2005-07-13 Hydraulische Bohrvorrichtung um in beengte Räumlichkeiten zu arbeiten Not-in-force EP1632638B1 (de)

Applications Claiming Priority (1)

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FR0407856A FR2873155A1 (fr) 2004-07-15 2004-07-15 Foreuse hydraulique pour travaux en espace reduit

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EP1632638B1 true EP1632638B1 (de) 2007-09-19

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US8061436B2 (en) * 2004-08-06 2011-11-22 Roberto Zannini Mobile basket for consolidation work on walls
BRPI0819404B8 (pt) * 2007-12-11 2021-06-22 Univ Cornell estrutura esférica expansível, sistema de vedação de aberturas na parede lateral de um vaso sanguíneo ou outro lúmen do corpo, dispositivo endoluminal e dispositivo para posicionamento em um vaso sanguíneo adjacente a um aneurisma
AU367084S (en) * 2015-12-25 2016-02-11 Guangzhou Ehang Intelligent Tech Co Folding mechanism of machine arm
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USD866613S1 (en) * 2016-04-11 2019-11-12 Roddie, Inc. Hand portable directional drill
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CN113798555A (zh) * 2021-09-18 2021-12-17 中船黄埔文冲船舶有限公司 一种开孔设备

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DE102007043045A1 (de) * 2007-09-11 2009-03-12 B+N Geothermie Gmbh Mobile Bohranlage

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US20110030982A1 (en) 2011-02-10
US7896096B2 (en) 2011-03-01
ATE373766T1 (de) 2007-10-15
US7478685B2 (en) 2009-01-20
FR2873155A1 (fr) 2006-01-20
DE602005002511D1 (de) 2007-10-31
DE602005002511T2 (de) 2008-06-19
EP1632638A1 (de) 2006-03-08
US20090032277A1 (en) 2009-02-05
US20060016625A1 (en) 2006-01-26
ES2294656T3 (es) 2008-04-01

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