WO2014085484A1 - Appareil à clé de vissage automatique et clé de vissage auxiliaire - Google Patents

Appareil à clé de vissage automatique et clé de vissage auxiliaire Download PDF

Info

Publication number
WO2014085484A1
WO2014085484A1 PCT/US2013/072054 US2013072054W WO2014085484A1 WO 2014085484 A1 WO2014085484 A1 WO 2014085484A1 US 2013072054 W US2013072054 W US 2013072054W WO 2014085484 A1 WO2014085484 A1 WO 2014085484A1
Authority
WO
WIPO (PCT)
Prior art keywords
assembly
tubular member
gripper
housing
receiving space
Prior art date
Application number
PCT/US2013/072054
Other languages
English (en)
Inventor
Troy A. Rodgers
Original Assignee
American Certification And Pull Testing, Llc
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 American Certification And Pull Testing, Llc filed Critical American Certification And Pull Testing, Llc
Publication of WO2014085484A1 publication Critical patent/WO2014085484A1/fr

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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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/164—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe motor actuated

Definitions

  • Apparatus for connecting and disconnecting (threading and unthreading) tubular members are widely used.
  • such apparatus are readily utilized in the drilling industry for the purpose of connecting and disconnecting sections of pipe and other elongated elements, such as drill pipe, well casing, production tubing, sucker rods, and the like (referred to herein as tubular members).
  • tubular members such as drill pipe, well casing, production tubing, sucker rods, and the like.
  • a backup tong assembly is utilized to hold a second inline tubular member stationary, in order to connect or disconnect the first and second tubular members.
  • backup tong assemblies have been complex in construction, and thus difficult to maintain.
  • FIG. 1 is a perspective view of a power tong assembly constructed in accordance with the inventive concepts disclosed herein.
  • FIG. 2 is an exploded, perspective view of the power tong assembly of FIG. 1.
  • FIG. 3 is a sectional view taken along line 3-3 in FIG. 1
  • FIG. 4A is a perspective view of a jaw assembly.
  • FIG. 4B is side elevational view of the jaw assembly.
  • FIG. 4C is a top plan view of the jaw assembly.
  • FIG. 4D is a sectional view of the jaw assembly taken along line 4D-4D of FIG. 4B.
  • FIG. 5 is a perspective view of the jaw assembly shown with a bearing assembly attached thereto.
  • FIG. 6 is a perspective view of another embodiment of a power tong assembly.
  • FIG. 7 is a perspective view of an exemplary embodiment of a backup tong assembly.
  • FIG. 8 is an exploded, perspective view of the backup tong assembly of FIG. 7.
  • FIG. 9 is a top plan view of the backup tong assembly.
  • FIG. 10A is a perspective view of a gripper assembly.
  • FIG. 10B is a side elevational view of the gripper assembly.
  • FIG. 10C is a top plan view of a head member and a pair of gripper members.
  • FIG. 11 is a perspective view of a power tong assembly and backup tong assemblies constructed in accordance with the inventive concepts disclosed herein. DETAILED DESCRIPTION OF EXEMPLARY EMBODIMENTS
  • inventive concepts are not limited in their application to the details of construction and the arrangement of the components or steps or methodologies set forth in the following description or illustrated in the drawings.
  • inventive concepts disclosed herein are capable of other embodiments, or of being practiced or carried out in various ways.
  • phraseology and terminology employed herein is for the purpose of description and should not be regarded as limiting the inventive concepts disclosed and claimed herein in any way.
  • qualifiers like “substantially,” “about,” “approximately,” and combinations and variations thereof, are intended to include not only the exact amount or value that they qualify, but also some slight deviations therefrom, which may be due to manufacturing tolerances, measurement error, wear and tear, stresses exerted on various parts, and combinations thereof, for example.
  • any reference to "one embodiment” or “an embodiment” means that a particular element, feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment.
  • the appearances of the phrase “in one embodiment” in various places in the specification are not necessarily all referring to the same embodiment.
  • the power tong assembly 10 for connecting and disconnecting tubular members, such as tubular members 210 and 212 (FIG. 11).
  • the power tong assembly 10 includes a housing 12, a jaw assembly 14 for gripping a tubular member, a bearing assembly 16, and a drive assembly 18.
  • the housing 12 includes an upper plate 24, a lower plate 26, and a plurality of sidewall members 28.
  • the upper and lower plates 24 and 26 may be of any form with interior portions thereof cut away and defining central openings 30 and 32, also referred to herein as tubular member receiving openings 30, 32.
  • the housing 12 may substantially encompass the jaw assembly 14 and at least a portion of the bearing assembly 16.
  • the housing 12 may be formed of metal or other suitable material.
  • a plurality of guide plates 34 and 36 may be interconnected with the upper and lower plates 24 and 26.
  • the guide plates have an opening aligned with the tubular member receiving openings 30, 32 of the upper and lower plates 24, 26 of the housing 12.
  • the inner peripheries of each of the guide plates 34 and 36 are provided with beveled rims 42 and 44, respectively, to guide a tubular member as the tubular member is inserted into and through the power tong assembly 10.
  • the jaw assembly 14 may be any suitable mechanism, such as those known as Foster style jaw assemblies and commercially available from Gill Services, Inc.
  • the jaw assembly 14 generally employs a rotor 50 and a plurality of jaws 52, also referred to as pipe gripping members.
  • the jaws 52 are arranged to form a tubular member receiving space 45, aligned with the tubular member receiving openings 30, 32 of the upper and lower plates 24 and 26 of the housing 12.
  • the jaws 52 have an internal gripping portion 46 and an external pinion gear portion 56.
  • the internal gripping portion 46 may be composed of teeth, ridges, or other gripping surface.
  • the jaws 52 are pivotally connected to a support ring 47.
  • the rotor 50 is in the form of a cylindrical sleeve, and the inner peripheral portion of the rotor 50 has a plurality of internal gear teeth 54 that are received by the opposing external pinion gear portions 56 of the jaws 52 such that rotation of the rotor 50 in either direction causes the jaws 52 to rotate relative to the tubular member receiving space 45 such that the internal gripping portion 46 of the jaws 52 is moveable relative to the tubular receiving space 45 to engage the tubular member 212 when present.
  • the rotation causes making or breaking of a connection between adjacent tubular members by threading or unthreading the connection, depending upon the direction of rotation of the rotor 50.
  • the rotor 50 is provided with an upper flange 60 and a lower flange 62, each extending outwardly from the rotor 50.
  • the upper flange 60 and lower flange 62 may substantially surround the circumference of the rotor 50 and may extend perpendicularly from the rotor 50.
  • the upper flange 60 of the rotor 50 provides structural support to the rotor 50.
  • the bearing assembly 16 has a diameter such that the bearing assembly 16 is positioned concentrically about at least a portion of the jaw assembly 14.
  • the bearing assembly 16 has a stationary inner portion 64 and a rotatable outer portion 66.
  • the bearing assembly 16 may be in the form of a bearing commonly referred to a slewing bearing.
  • the inner portion 64 of the bearing assembly 16 is configured to be connected the lower plate 26 of the housing 12 with a plurality of fasteners 78, thus holding the inner portion 64 substantially rotationally stationary.
  • the fasteners 78 may also be used to secure the guide plate 36 to the lower plate 26 of the housing 12.
  • the outer portion 66 of the bearing assembly 16 has an external gear ring 68 extending therefrom and defining external gear teeth 70.
  • the outer portion 66 of the bearing assembly 16 is connected to the lower flange 62 of the rotor 50 of the jaw assembly 14 such that rotation of the outer portion 66 causes rotation of the rotor 50.
  • the outer portion 66 of the bearing assembly 16 is connected to the lower flange 62 of the rotor 50 in a suitable manner, such as with fasteners 76.
  • the drive assembly 18 supplies rotative forces to the bearing assembly 16 and the bearing assembly 16 provides a direct drive linkage between the rotor 50 and the drive assembly 18.
  • the drive assembly 18 includes one or more suitable hydraulic drive motors 74 and one or more drive gears 72. Any drive motor 74 of suitable power to drive the bearing assembly 16 and jaw assembly 14 may be used.
  • An example of a suitable drive motor 74 is model number M015-61-1 S-015-50-B1- TB available from Rineer Hydraulics, Inc. of San Antonio, Texas.
  • the drive gear 72 has a plurality of teeth 73. The teeth 73 of the drive gears 72 are disposed in driven engagement with the gear teeth 70 of the bearing assembly 16.
  • two hydraulic drive motors 74 are utilized.
  • the hydraulic drive motors 74 rotate the drive gears 72 which are directly engaged with the bearing assembly 16, thereby rotating the outer portion 66 of the bearing assembly 16.
  • the hydraulic drive motors 74 may be located anywhere around the bearing assembly 16 so long as the drive gears 72 are positioned to interface with the bearing assembly 16.
  • the hydraulic drive motors 74 may be positioned adjacent to one another or opposing one another across the jaw assembly 14.
  • the lower plate 26 of the housing 12 supports the drive assembly 18; however, the drive assembly 18 may be supported by any suitable structure. Hydraulic power is supplied to the hydraulic drive motor 74 by any suitable hydraulic power system (not shown).
  • the drive motors 74 and/or a resilient support 20 are controlled from a control panel 80 which includes corresponding control valves for actuating each of the drive motors 74 and/or the resilient support 20.
  • the control panel 80 may be remotely positioned whereby a workman can be positioned in a convenient and safe location at the work site away from the moving parts of the power tong assembly 10. Because the use of hydraulic circuits is well known in the art, as well as their various components, the hosing used in the present invention has been omitted from the drawings for the sake of clarity.
  • the power tong assembly 10 may be connected to one or more resilient supports to permit relative movement of the power tong assembly 10, for example, during the threading and unthreading of the connection.
  • a resilient support 20a in the form of hydraulic piston and cylinder assembly is shown to be mounted to the power tong assembly 10.
  • a plurality of resilient supports 20b in the form of cylinders may be mounted between the power tong assembly 10a and a base support 23.
  • the backup tong assembly 100 is adapted to be used in combination with the power tong assembly 10 described above, or with other power tong assemblies, to hold a tubular member in a stationary position while the power tong assembly 10 rotates another tubular member during a connecting or disconnecting operation, that is, threading or unthreading the connection between the tubular members, such as tubular members 210 and 212 depicted in FIG. 11.
  • the backup tong assembly 100 may be connected directly to a support structure, such as a rig floor, (not shown) and/or connected to the power tong assembly 10, such as to the housing 12 of the power tong assembly 10 (FIG. 11).
  • the backup tong assembly 100 broadly includes a housing 102 and a pair of gripper assemblies 104 secured to the housing 102 in diametrically opposing relationship with one another.
  • the housing 102 serves as a support structure for the gripper assemblies 104.
  • the housing 102 has a square cross-section with a first open end 106 and a second open end 108; the first and second ends 106, 108 being opposite from one another.
  • the housing 102 further is provided with a first side 109 with an upper opening 110 and a second side 111 with a lower opening 112 with the openings 110, 112 aligned with one another to form a tubular member receiving space 113 for receiving the tubular member.
  • the housing 102 is formed of square steel tube.
  • the upper and lower openings 110 and 112 are sized to permit the tubular members to pass there through, and the upper and lower openings 110 and 112 may be further sized (e.g., 7 1/16 inch) to permit other equipment to pass there through, such as packers and landing hangers, without requiring removal of the backup tong assembly 100.
  • the housing 102 may be adapted to be secured to the rig floor (not shown), a support structure, or secured to a power tong, such as the power tong assembly 10 described above.
  • each of the gripper assemblies 104 may be secured through the first and second ends 106, 108 of the housing 102 in a diametrically opposed relationship to one another.
  • each of the gripper assemblies 104 includes a cylinder 120, a cylinder rod 122 extending from the cylinder 120, a head member 124 connected to a distal end of the cylinder rod 122, and a pair of gripper members 126 connected to the head member 124.
  • the cylinders 120 may be any suitable cylinder, such as a six inch, 20 ton, 10,000 psi, single acting hydraulic cylinder with a return spring, commercially available from BVA Hydraulics.
  • the cylinder 120 may be secured to the housing 102 with a cylinder support assembly 130 to facilitate removal of the gripper assembly 104 from the housing 102 for servicing the gripper assembly 104.
  • the cylinder support assembly 130 includes a sleeve 132 for receiving the cylinder 120, a flange 134 extending from the sleeve 132, and an end cap 136 with a hole 138 formed therein.
  • the flange 134 is configured to fit in the open end 106, 108 of the housing 102 and to be secured to the housing 102 with suitable fasteners, such as bolts 140.
  • the gripper assembly 104 may be removed from the housing 102 by removing the bolts 140 and withdrawing the gripper assembly 104 from the housing 102.
  • the cylinder 120 may further be provided with an indicator 142 connected to the cylinder 120 and extending through the hole 138 or the end cap 136 to provide a visual indication of the position of the cylinder 120. By way of example, when the indicators 142 are visible, this may indicate that the gripper assembly 104 is in a retracted or non-gripping position wherein the tubular members 210, 212 may be passed through the backup tong assembly 100.
  • the cylinder rod 122 extends from the cylinder 120 through the housing 102 toward the tubular member receiving space 113.
  • the cylinder rod 122 has a proximal end 143 and a distal end 144.
  • the head member 124 is connected to the distal end 144 of the cylinder rod 122.
  • the head member 124 may have one or more guide plates 125 dimensioned to slidably contact the interior surface of the housing 102.
  • a pair of gripper members 126 is connected to the head member 124, each gripper member having a gripping surface 150.
  • the gripper members 126 are commonly known as tong dies.
  • the gripper members 126 each have arcuate shaped gripping surface 150 which may be provided with pipe engaging teeth or serrations.
  • the gripper members 126 are pivotally connected to the head member 124 in such a way that the gripping surfaces 150 are concentrically positioned relative to a pivot axis 152 through the gripper member 126.
  • the concentric arrangement permits a greater range of pipe to be gripped without requiring gripper members 126 of different sizes to be interchanged.
  • Extension of the cylinder rods 122 causes the pairs of gripper members 126 to grippingly engage the tubular member 210 when the tubular member is
  • the cylinders 120 may be powered by any suitable hydraulic power
  • the cylinders 120 may be controlled from the control panel 8( for the sake of clarity.
  • backup tong assemblies 100 may be attached to the housing 12 of the power
  • the backup tong assembly 100 or to any suitable structure.
  • the backup tong assembly may be any suitable structure.
  • the backup tong assembly may be any suitable structure.
  • the backup tong assembly may be any suitable structure.
  • tong assemblies 100 may be positioned on opposing sides of the power tong
  • the assembly 200 illustrated in FIG. 11 also includes the resilient
  • assembly 200 may also be supported in a variety of ways,
  • the resilient support including configured to have no resilient support, or the resilient support may be
  • assembly 10 may then be actuated to engage and rotate the second tubular member
  • tubular member 212 from, the first tubular member 210 by threading or unthreading
  • the drive assembly 18 may
  • the drive assembly 18 and hydraulic power system may be remotely controlled.
  • inventive concepts disclosed herein are well adapted to carry out the objects and to attain the advantages mentioned herein as well as those inherent in the inventive concepts disclosed herein. While exemplary embodiments of the inventive concepts disclosed herein have been described for purposes of this disclosure, it will be understood that numerous changes may be made which will readily suggest themselves to those skilled in the art and which are accomplished within the scope of the inventive concepts disclosed and claimed herein.

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

Abstract

Cette invention concerne un ensemble de clé de vissage automatique et un ensemble de clé de vissage auxiliaire. Ledit ensemble de clé de vissage automatique comprend un moteur d'entraînement entrainant un engrenage menant en prise avec une partie rotative d'un ensemble palier. La partie rotative de l'ensemble palier est reliée à un rotor cylindrique disposé concentriquement autour de mâchoires serrent un premier élément tubulaire et l'entraînent en rotation quand la partie rotative de l'ensemble palier tourne. L'ensemble de clé de vissage auxiliaire comprend une paire d'ensembles de serrage diamétralement opposés dont chacun comprend un vérin avec une tige de vérin reliée à un élément formant tête, relié à une paire d'éléments de serrage présentant des surfaces de serrage, de telle façon que l'extension des tiges de vérin entraine le serrage d'un second élément tubulaire par les éléments de serrage. L'ensemble de clé de vissage automatique peut être concentriquement aligné de façon connecter et déconnecter le premier et le second élément tubulaire.
PCT/US2013/072054 2012-11-27 2013-11-26 Appareil à clé de vissage automatique et clé de vissage auxiliaire WO2014085484A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261730266P 2012-11-27 2012-11-27
US61/730,266 2012-11-27

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WO2014085484A1 true WO2014085484A1 (fr) 2014-06-05

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CN112065307A (zh) * 2020-10-09 2020-12-11 中国石油集团渤海钻探工程有限公司 液压辅助活塞增压式井底反循环打捞工具

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WO2017100913A1 (fr) * 2015-12-18 2017-06-22 Prostar Manufacturing Inc. Clé dynamométrique
CN114033328B (zh) * 2021-11-29 2024-04-09 中国煤炭地质总局一二九勘探队 一种测井探管打捞器

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CN112065307A (zh) * 2020-10-09 2020-12-11 中国石油集团渤海钻探工程有限公司 液压辅助活塞增压式井底反循环打捞工具

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