The invention relates to an underground drilling rig (10) and to a method for erecting same, wherein the method, in one specific embodiment, comprises erecting a mast structure (20) of the drilling rig (10) starting from a horizontal tunnel (production gallery) into a vertical mast shaft (14) and by means of an erecting construction (50), wherein the mast structure (20) comprises a plurality of interconnected or interconnectable mast segments (60).
E21B 15/00 - Supports for the drilling machine, e.g. derricks or masts
E21B 19/08 - Apparatus for feeding the rods or cablesApparatus for increasing or decreasing the pressure on the drilling toolApparatus for counterbalancing the weight of the rods
E21B 7/00 - Special methods or apparatus for drilling
E04H 12/34 - Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
2.
ONSHORE DRILLING RIG AND METHOD FOR MOVING A TOP DRIVE IN A DRILL MAST OF AN ONSHORE DRILLING RIG
The invention relates to an onshore drilling rig (10) comprising a drill mast (12), a top drive (14) which can be moved in the drill mast (12) along the vertical axis of the drill mast (12), and a cage bearing (18) on an upper end (16) of the drill mast (12), wherein the cage bearing (18) can be moved by means of a positioning device (24). The invention also relates to a method for operating such a drilling rig (10) and to a method for operating a top drive (14) in the drill mast (12) of such a drilling rig (10).
The invention is a device (10), referred to here as cable-guiding chain (10), for guiding lines (12), which device has a tension-resistant central element (14) and a multiplicity of cable-guiding elements (16) which are fixed to the central element (14), wherein each cable-guiding element (16) has a central element contact region (24) which surrounds a portion of the central element (14), and wherein each cable-guiding element (16) has a cable-guiding edge (26) which surrounds the central element contact region (24) with a spacing.
A water part module for attaching to a piston pump, which has a support unit that can be releasably attached to the piston pump and at least respectively one suction module and pressure module that is releasably connected to the support unit. The support unit and each suction module and each pressure module are designed such that the suction and pressure modules are interchangeable with one another. Each suction and pressure module have at least two planed side faces of which one acts as a lower connection face and a side face adjoining the lower connection face acts as a lateral connection face. A duct inside the respective suction and pressure module, which can be closed and opened by a valve in the respective suction and pressure module, ends on one side in the lower connection face and on the other side in the lateral connection face.
F04B 53/22 - Arrangements for enabling ready assembly or disassembly
F04B 1/12 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
F04B 15/02 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
The invention relates to a handling device (20) for use in the mast (10) of a drilling rig and for moving drill rods (12) or drill pipe elements (14), and to a method for operating same, wherein the handling device (20) comprises a base (52) which is vertically movable in or on the mast (10), wherein the handling device (20) has, on the base (52), an arm (54) which is movable about an axis of rotation (R1), wherein the axis of rotation (R1) is parallel or at least substantially parallel to the mast (10) or a movement path of the handling device (20) in or on the mast (10), wherein the arm (54) is pivotable about at least one pivot axis (R2).
A water part module (12) for attaching to a piston pump, which comprises a support unit (14) that can be releasably attached to the piston pump and at least respectively one suction module (16) and pressure module (18) that is or can be releasably connected to the support unit (14), wherein the support unit (14) and the or each suction module (16) and the or each pressure module (18) are designed such that the suction and pressure modules (16, 18) are interchangeable with one another, wherein each suction and pressure module (16, 18) has at least two planed side faces of which one acts as the lower connection face and a side face adjoining the lower connection face acts as the lateral connection face, and wherein a duct (26) inside the respective suction and pressure module (16, 18), which can be closed and opened by means of a valve (34) in the respective suction and pressure module (16, 18), ends on one side in the lower connection face and on the other side in the lateral connection face.
The invention relates to a tong system for connecting a drill rod element (12) to an often stationary drill rod element (12) or for disconnecting a drill rod element from another drill rod element (12), wherein the tong system comprises at least two clamping blocks (20, 22), which face each other and are intended to fasten the tong system to the stationary drill rod element (12), and wherein at least one clamping block (20, 22) comprises movable means (30, 32) having a centering contour, which movable means (30, 32) are effective for adjusting the tong system in relation to the stationary drill rod element (12). The invention further relates to a clamping block (20, 22) as a component of such a tong system.
The invention relates to a drilling rig (12) having a mast (10) and at least one vertical guide rail (16) fixed to the mast (10), and having a transport frame (22) that is coupled to the at least one guide rail (16) and is movable vertically in the mast (10) along the at least one guide rail (16), wherein the transport frame (22) has a transfer apparatus (42) for receiving a payload (20) to be fitted in or attached to the mast (10), wherein a receiving apparatus (40) is fitted in or attached to the mast (10), and wherein the payload (20) is transferable to the receiving apparatus (40) by the transfer apparatus (42) in a target position that is reachable by means of a vertical movement of the transport frame (22), and to a method for operating such a drilling rig (12) and a transport frame (22) that is usable therewith.
What is specified is a method for operating an implement (10) - "Iron Roughneck" - and an implement (10) which operates according to the method, in which after an initial positioning of a tongs system (18) by means of a positioning device (20) and a subsequent fixing of the tongs system (18) to drill string elements (14, 16) to be connected by means of the tongs system (18), a resulting position - "actual position" - of the tongs system (18) is detected, then the tongs system (18) is oriented by means of a renewed movement of the positioning device (20) until a desired position of the tongs system (18) has been reached, and finally a resulting position of the positioning device (20) is stored as a future desired position for further movement cycles of the implement (10).
E21B 19/16 - Connecting or disconnecting pipe couplings or joints
10.
METHOD FOR OPERATING A TONGS SYSTEM FOR USE ON A RIG AND CORRESPONDING TONGS SYSTEM, COMPUTER PROGRAM FOR IMPLEMENTING THE METHOD AND RIG COMPRISING A TONGS SYSTEM
The invention relates to a method for operating a tongs system (10) designed for assembling a drill string element (12) and an often stationary drill string element (12) or for separating a drill string element (12) from another drill string element (12), said tongs system having lower tongs and upper tongs that can be moved relative to the lower tongs by means of a drive unit (18). A displacement-measuring system (44) detects a position (46) of the upper tongs relative to the lower tongs. A control unit (48) compares an application torque determined as a function of the detected position (46) with a defined or definable desired application torque (54). The assembly of the two drill string elements (12) is terminated when the determined application torque reaches or exceeds the desired application torque (54). The invention also relates to a tongs system (10) operating according to said method.
The invention relates to a tong system for connecting a drill rod element (12) to an often stationary drill rod element (12) or for disconnecting a drill rod element from another drill rod element (12), wherein the tong system comprises at least two clamping blocks (20, 22), which face each other and are intended to fasten the tong system to the stationary drill rod element (12), and wherein at least one clamping block (20, 22) comprises movable means (30, 32) having a centering contour, which movable means (30, 32) are effective for adjusting the tong system in relation to the stationary drill rod element (12). The invention further relates to a clamping block (20, 22) as a component of such a tong system.
Disclosed are an actuating apparatus (14) for a drilling system as well as a drilling system comprising an actuating apparatus (14) of said type. The actuating apparatus (14) comprises two parts (outer part 20, inner part 22) which are axially movable relative to one another and which rotate along with a safety device (12) (IBOP) during operation, and at least one expanding element (24) for initiating the relative movement between the outer part (20) and the inner part (22), said expanding element (24) not being affected by the rotation.
Disclosed are a load-bearing leg (16) for a drilling rig as well as a drilling rig comprising at least one load-bearing leg (16) of said type. The load-bearing leg (16) comprises a base piece (26) and a shoe piece (18) as well as a lifting mechanism and a moving mechanism for vertically and horizontally moving the shoe piece (18) and is characterized in that a guiding element (30) in the base piece (26) and a sliding surface (32) that is part of the shoe piece (18) are designed in such a way that same form a dry sliding bearing.
E21B 15/00 - Supports for the drilling machine, e.g. derricks or masts
B62D 57/02 - Vehicles characterised by having other propulsion or other ground-engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members
14.
Handling device for drill rods and so-called top drive having such a handling device
The invention relates to a handling unit for drill rods having an elevator bracket (30) which can be swiveled by means of a tilt arm (34) under the influence of a tilt cylinder (32), and means (42) for detecting a position of the at least one elevator bracket (30), in which is provided at least one valve (50) as means for detecting the position of the or each elevator bracket (30) and as part of a hydraulic switching control circuit (54) which continues outside the handling unit, and at least one connecting member (52) for the at least one valve (50), which connecting member can be moved by a movement of the tilt arm (34), wherein the or each valve (50) opens or closes the hydraulic switching control circuit (54) such that the state of the switching control circuit (54) can be evaluated as position information.
The invention relates to a top drive (16) as a device for driving drill pipes and to a method for operating the same, wherein means for heating the gearbox oil (46) used by the top drive (16) are provided, which means can also be supplied by an emergency power unit and comprise a hydraulic unit (28) and a pressure-limitation valve (40) of the top drive (16). In order to heat the gearbox oil (46) by means of the hydraulic unit (28), hydraulic fluid (36) is circulated via the pressure-limitation valve (40) and the heat energy thus generated is emitted to the gearbox oil (46) via a heat exchanger (48) through which the hydraulic fluid (36) flows.
The invention relates to a handling unit for drill rods, having an elevator bracket (30), which can be pivoted by means of a tilt arm (34) under the influence of a tilt cylinder (32), and means (42) for the detecting a position of the at least one elevator bracket (30). The handling unit comprises at least one valve (50) as means for the position detection of the or each elevator bracket (30) and as part of a hydraulic switching control circuit (54) that continues outside the handling unit and at least one connecting member (52) for the at least one valve (50), which member can be moved by means of a movement of the tilt arm (34), wherein the or each valve (50) opens the hydraulic switching control circuit (54) when the connecting member (52) is in a first position and wherein the or each valve (50) closes the hydraulic switching control circuit (54) when the connecting member (52) is in a second position, such that the state of the switching control circuit (54) can be evaluated as position information.
The invention relates to a handling device for drill pipes (18) and to a so-called top drive (16) comprising said handling device, a so-called pipe handler, and having means for detecting a position of an elevator bail (30) comprised by the handling device/pipe handler and for transmitting the associated position information, wherein the position information is transmitted from the pipe handler to, e.g., the top drive (16) and is converted into an electrical signal for detecting and avoiding potentially critical situations as a result of a position/deflection of the elevator bail (30).
E21B 19/06 - Elevators, i.e. rod- or tube-gripping devices
E21B 19/08 - Apparatus for feeding the rods or cablesApparatus for increasing or decreasing the pressure on the drilling toolApparatus for counterbalancing the weight of the rods
18.
Clamping device for cylinder sleeves and use thereof, and mud pump having a clamping
Clamping device for cylinder sleeves of a pump system, and a piston pump or plunger pump for conveying drilling fluid during drilling of boreholes, particularly in the field of oil and natural gas production, and its use. Pump system includes a pump unit and a driving rotary drive unit. Clamping device for cylinder sleeve of a piston pump or plunger pump includes a cylinder sleeve receptacle, a clamping element provided at the pump, and cylinder sleeve or a portion of the cylinder sleeve provided between the clamping element and the cylinder sleeve receptacle, Clamping element and cylinder sleeve receptacle are connected by a connecting apparatus.
The invention relates to a handling device for drill pipes (18) and to a so-called top drive (16) gripping said handling device, a so-called pipe handler, having means for detecting a position of elevator equipment (30) gripped by the handling device/pipe handler and for forwarding the associated positional information. The positional information is forwarded from the pipe handler to, for example, the top drive (16) and is converted into an electrical signal for detecting and avoiding possibly critical situations as a result of a position/deflection of the elevator equipment (30).
E21B 19/06 - Elevators, i.e. rod- or tube-gripping devices
E21B 19/08 - Apparatus for feeding the rods or cablesApparatus for increasing or decreasing the pressure on the drilling toolApparatus for counterbalancing the weight of the rods
20.
CLAMPING MECHANISM FOR CYLINDER LINERS, USE THEREOF, AND MUD PUMP COMPRISING A CLAMPING MECHANISM
The invention relates to a clamping mechanism for cylinder liners of a pump system and a piston or plunger pump for conducting drilling fluid when sinking boreholes especially in the field of oil and natural gas extraction. Said pump system comprises a pump unit and a driving rotary drive unit. The invention further relates to the use of a clamping mechanism in a piston or plunger pump. The clamping mechanism according to the invention for a cylinder liner of a piston or plunger pump is characterized in that a cylinder liner holder (2) and a bracing element (4) are provided on the piston or plunger pump, the cylinder liner (5) or part of the cylinder liner (5) is arranged between the bracing element (4) and the cylinder liner holder (2), and the bracing element (4) and the cylinder liner holder (2) are interconnected using connecting means (3), wherein the connecting means (3) or the bracing element (4) have/has devices (9) for measuring or monitoring at least one tensile stress.
The invention relates to a method for operating a multi-pulse piston pump (10), particularly a flushing pump for use in well drill holes (12), comprising at least two pistons (24), each being guided in a cylinder (22), and one drive acting upon the piston (24) for conveying a fluid medium, and a piston pump (10) that can be operated according to the method, or that operates according to the same, wherein at least two linear motors (20) act as the drive, and each linear motor (20) acts upon at least one piston (24), and the linear motors (20) are coordinated by means of a controller (42) for controlling the pulsations.
The invention relates to a hoisting apparatus (10) for moving a load, particularly a drilling device, comprising a drum (24) that can be rotated about the longitudinal axis (X) thereof for winding a flexible pulling means, comprising at least one driving motor (32, 46), which has high torque and is disposed together with the drum (24) on a common axis (Y), the axis in particular being parallel to the longitudinal axis (X), wherein the drum (24) can be driven in a gearless manner by the driving motor (32, 46), and to a method for producing such a hoisting apparatus (10).
The invention relates to a piston pump (10), particularly a rinsing pump for use when rinsing well drill holes, comprising at least one driving motor (26) having high torque, wherein the driving motor (26) is disposed substantially on an axis having a drive shaft (24) for at least one piston(18, 20, 22) and can be coupled in a gearless manner to the drive shaft (24) for driving the same, and to a method for producing such a piston pump (10).
patents
