Petroleum drilling machine stepping type translation device and translation method

Abstract

The invention belongs to the technical field of petroleum drilling machine equipment, and discloses a petroleum drilling machine stepping type translation device and a translation method.The petroleum drilling machine stepping type translation device comprises a mounting frame connected with a drilling machine base, a jacking oil cylinder is connected to the bottom of the mounting frame, the end of a cylinder rod of the jacking oil cylinder is connected with a rotating device, and a sliding device is connected to the lower portion of the rotating device; the installation frame is connected with a drilling machine base through a plurality of sets of pin shafts I, the bottom of the installation frame is connected with the jacking oil cylinder through bolts, the end of a cylinder rod of the jacking oil cylinder is of a threaded structure and is connected to a rotary support of the rotating device, a rotary flange on the rotating device is fixed to a sliding frame of the sliding device through bolts, and a roller chain pulley is arranged in the sliding frame. The bottom of the roller chain pulley is attached to the sliding shoe. Stepping oil cylinders are hinged to the two sides of the sliding frame respectively, the stepping oil cylinders are double-outlet-rod oil cylinders, and the two cylinder rod ends of the stepping oil cylinders are hinged to lug seats on the two sides of the sliding shoes through pin shafts II respectively; the drilling machine can quickly move back and forth or rotate in situ.

Description

Technical Field

[0001] The invention belongs to the technical field of oil drilling equipment, and relates to a step-by-step translation device, in particular to a step-by-step translation device and a translation method for an oil drilling rig. Background Art

[0002] In artificial island oil drilling operations or cluster well drilling operations, since there are many well locations and they are not in the same straight line, during the entire operation, when the operation of the previous well is completed, the drilling rig needs to be moved to the next well location; the commonly used moving method is to disassemble the main body of the drilling rig and then reinstall it at the new well location. The whole process is time-consuming, labor-intensive and inefficient; or a track-type sliding device is used, but the drilling rig can only move forward and backward along the track direction and cannot achieve steering movement of the drilling rig.

[0003] The existing drilling rig translation device usually realizes the translation of the drilling rig through a lifting cylinder and multiple stepping cylinders. The whole device can only move in one direction. If reverse movement or turning movement is required, it is necessary to manually adjust the installation direction of the equipment. This process requires a lot of manual participation, poor matching with on-site working conditions, and low drilling rig movement efficiency. Summary of the invention

[0004] The technical problem to be solved by the present invention is to address the deficiencies of the prior art and to propose a step-by-step translation device and method for an oil drilling rig that can realize rapid forward and backward movement or in-situ rotation of the drilling rig.

[0005] The technical problem to be solved by the present invention is achieved through the following technical scheme: a step-by-step translation device for an oil drilling rig comprises a mounting frame connected to a drilling rig base, a lifting oil cylinder is connected to the bottom of the mounting frame, a cylinder rod end of the lifting oil cylinder is connected to a rotating device, and a sliding device is connected below the rotating device; the mounting frame is connected to the drilling rig base through multiple sets of pins I, the bottom of the mounting frame is connected to the lifting oil cylinder through bolts, the cylinder rod end of the lifting oil cylinder is a threaded structure and is connected to a slewing support of the rotating device, the slewing flange on the rotating device is fixed to the sliding frame of the sliding device by bolts, a roller chain pulley is provided in the sliding frame, and the bottom of the roller chain pulley is attached to the sliding shoe; stepping oil cylinders are respectively hinged on both sides of the sliding frame, the stepping oil cylinder is a double-rod oil cylinder, and the two cylinder rod ends of the stepping oil cylinder are respectively hinged to the ear seats on both sides of the sliding shoe through pins II; Furthermore, two groove rails are provided at the bottom of the sliding frame, and a convex inclined guide rail matching with the sliding frame is provided at the top of the sliding shoe.

[0006] Furthermore, the rotating device includes a fixed frame I fixed to the lifting cylinder by bolts, a rotating frame I is hinged on the fixed frame I, a rotating frame II is hinged on the rotating frame I, the bottom of the rotating frame II is hinged on the fixed frame II, a turntable II and a slewing support are nested in the fixed frame II in sequence, a graduated turntable and a turntable I are respectively provided on the upper and lower surfaces of the turntable II, the turntable I is installed on the slewing flange through a positioning sleeve, the top of the slewing flange is nested in the inner cavity of the slewing support, split end covers are provided on the upper and lower sides of the slewing flange, and the end covers are fixed to the bottom of the slewing support by bolts.

[0007] Furthermore, the outer surface of the slewing support is nested with a scale dial, a turntable II and a turntable I in sequence. The scale dial, the turntable II and the turntable I fit together and are fixed to the sliding frame of the sliding device by bolts passing through the positioning sleeve and the slewing flange in sequence.

[0008] Furthermore, the fixed frame II is installed with a scale pointer, and the scale pointer is matched with a scale turntable; the side of the fixed frame II is connected to two connecting plates by bolts, and the inner hole of the connecting plate is hinged with a rotating cylinder, and the cylinder rod end of the rotating cylinder is hinged on the rotating bracket I.

[0009] Furthermore, one end of the swivel bracket I is hinged on the connecting hole of the fixing frame II and is attached to the upper surface of the fixing frame II, and the other end is hinged on the swivel bracket III, and the other end of the swivel bracket III is hinged on the connecting hole of the scale turntable and the turntable I; one end of the swivel bracket II is hinged on the connecting hole of the fixing frame II and is attached to the lower surface of the fixing frame II, and the other end is hinged on the swivel bracket III and is connected to the swivel bracket I by bolts.

[0010] A method for translating an oil drilling rig comprises the following steps: When the oil drilling rig needs to be translated, the upper computer determines the translation direction of the drilling rig, all the jacking cylinders are retracted, the sliding shoe is suspended, the rotating cylinder adjusts the sliding shoe angle according to the translation direction, the two sets of guide rails on the sliding frame and the sliding shoe assist the sliding shoe in adjusting the position, the stepping cylinder is fully extended forward, the sliding shoe moves forward relative to the jacking cylinder, after the movement is in place, all the jacking cylinders are extended, the sliding shoe descends and contacts the ground, the drilling rig is lifted and suspended, after the jacking cylinder is extended in place, the stepping cylinder retracts, driving the drilling rig to move forward, after the stepping drilling rig is in place, the jacking cylinder retracts, and this is repeated to achieve the translation movement of the drilling rig; When the oil drilling rig needs to be turned or rotated on the spot, the host computer determines the rotation direction of the drilling rig, all the lifting cylinders retract, the sliding shoes are suspended, the rotating cylinders adjust the angles of each sliding shoe according to the rotation direction, and the two sets of guide rails on the sliding frame and the sliding shoe assist the sliding shoe in adjusting the position. The host computer controls the movement of the stepping cylinder through the program. Due to the different movement directions, the movement of each stepping cylinder is different. After the lifting cylinder is extended into place, the host computer controls the stepping cylinder to move in different directions, and finally drives the drilling rig to rotate. After the stepping cylinder is extended into place, the lifting cylinder retracts, and this process is repeated to achieve the turning or on-the-spot rotation of the drilling rig.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention can realize the rapid forward, backward or on-the-spot rotation of the drilling rig; the sliding frame and the sliding shoe are respectively provided with two guide rails with concave and convex sections, which can assist the sliding shoe to adjust its relative position with the drilling rig; the double-rod oil cylinder is adopted, and the two-way sliding and steering of the drilling rig can be realized without changing the installation form of the equipment; the rotating oil cylinder is equipped with a displacement sensor, which can remotely control the rotation of the sliding shoe within the range of ±90°; it is equipped with a scale dial and a scale pointer, which can display the rotation angle of the sliding shoe in real time; it is arranged on the drilling rig base using the eight-point method, and the turning or on-the-spot rotation of the drilling rig can be realized by adjusting the sliding shoe angles of eight translation devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 yes Figure 1 Front view of the middle sliding shoe after rotating 90°; Figure 3 is a side view of the present invention; Figure 4 is a partial cross-sectional view of the rotating device and the sliding device; Figure 5 It is a schematic diagram of the dial structure; Figure 6 is a schematic diagram of the structure of the fixing frame II; Figure 7 is a schematic diagram of the sliding frame structure; Figure 8 It is a schematic diagram of the structure of the sliding shoe; Fig. 9 This is a diagram of the use state of the present invention when it is rotated -90°; Fig.10 This is a diagram of the use state of the present invention when it is rotated 90°; Fig.11 is a side view of the present invention installed on a drilling rig base; Fig.12 It is a top view of the present invention installed on the drilling rig base; Fig.13It is a schematic diagram of the movement position of the translation device arranged by the eight-point method when turning counterclockwise.

[0013] In the figure: 1, mounting frame, 2, pin shaft I, 3, lifting cylinder, 4, rotating device, 401, fixed frame I, 402, rotating frame I, 403, rotating frame II, 404, slewing bracket I, 405, rotating cylinder, 406, connecting plate, 407, slewing bracket II, 408, slewing bracket III, 409, scale pointer, 410, scale turntable, 411, turntable I, 412, positioning sleeve, 413, slewing support, 414, end cover, 415, slewing flange, 416, turntable II, 417, fixed frame II, 5, sliding device, 501, sliding frame, 502, stepping cylinder, 503, pin shaft II, 504, sliding shoe, 505, roller chain pulley. DETAILED DESCRIPTION

[0014] A step-by-step translation device for an oil drilling rig, such as Figure 1-13 As shown, It comprises a mounting frame 1 connected to the base of the drilling rig, a lifting cylinder 3 is connected to the bottom of the mounting frame 1, the cylinder rod end of the lifting cylinder 3 is connected to the rotating device 4, and a sliding device 5 is connected below the rotating device 4; the mounting frame 1 is connected to the base of the drilling rig through multiple sets of pins I2, the bottom of the mounting frame 1 is connected to the lifting cylinder 3 through bolts, the cylinder rod end of the lifting cylinder 3 is a threaded structure and is connected to the slewing support 413 of the rotating device 4, the slewing flange 415 on the rotating device 4 is fixed to the sliding frame 501 of the sliding device 5 by bolts, and a roller chain pulley 505 is provided in the sliding frame 501, and the bottom of the roller chain pulley 505 is attached to the sliding shoe 504; stepping cylinders 502 are respectively hinged on both sides of the sliding frame 501, and the stepping cylinder 502 is a double-rod cylinder, and the two cylinder rod ends of the stepping cylinder 502 are respectively hinged to the ear seats on both sides of the sliding shoe 504 through pins II503; The bottom of the sliding frame 501 is provided with two groove rails, and the top of the sliding shoe 504 is provided with an outward convex inclined rail that matches the sliding frame 501; The rotating device 4 includes a fixed frame I401 fixed to the jacking cylinder 3 by bolts, a rotating frame I402 is hinged on the fixed frame I401, a rotating frame II403 is hinged on the rotating frame I402, the bottom of the rotating frame II403 is hinged on the fixed frame II417, a turntable II416 and a slewing support 413 are nested in the fixed frame II417 in sequence, a graduated turntable 410 and a turntable I411 are respectively provided on the upper and lower surfaces of the turntable II416, the turntable I411 is installed on the slewing flange 415 through a positioning sleeve 412, the top of the slewing flange 415 is nested in the inner cavity of the slewing support 413 to play the role of upper and lower limit, the slewing flange 415 is matched with a split end cover 414, and the end cover 414 is fixed to the bottom of the slewing support 413 by bolts; The outer surface of the rotary support 413 is sequentially nested with a scaled rotary disk 410, a rotary disk II416 and a rotary disk I411, which are fitted together and fixed to the sliding frame 501 of the sliding device 5 by bolts passing through the positioning sleeve 412 and the rotary flange 415 in sequence; The fixing frame II417 is equipped with a scale pointer 409, and the scale pointer 409 is matched with a scale dial 410; the side of the fixing frame II417 is connected to two connecting plates 406 by bolts, and the inner hole of the connecting plate 406 is hinged with a rotating cylinder 405, and the cylinder rod end of the rotating cylinder 405 is hinged on the rotating bracket I404; One end of the rotating bracket I404 is hinged on the connecting hole of the fixing bracket II417 and fits on the upper surface of the fixing bracket II417, and the other end is hinged on the rotating bracket III408. The other end of the rotating bracket III408 is hinged on the connecting holes of the scale turntable 410 and the turntable I411; one end of the rotating bracket II407 is hinged on the connecting hole of the fixing bracket II417 and fits on the lower surface of the fixing bracket II417, and the other end is hinged on the rotating bracket III408 and connected to the rotating bracket I404 by bolts.

[0015] Multiple groups of translation devices involved in this embodiment are arranged on the base of the drilling rig. During the translation operation, the lifting cylinder 3 lifts the drilling rig, and then the drilling rig is moved forward and backward under the action of the stepping cylinder 502. This embodiment adopts the eight-point method to be arranged on the base of the drilling rig, and the sliding shoe 504 of each translation device can rotate independently; the scale dial 410 has an angle scale from -90° to +90°; and a displacement sensor is provided on the rotating cylinder 405.

[0016] The working process of this embodiment is: The translation process of the oil drilling rig: the upper computer determines the translation direction of the drilling rig, all the lifting cylinders 3 retract, the sliding shoe 504 is suspended, the rotating cylinder 405 adjusts the angle of the sliding shoe 504 according to the translation direction, the two sets of guide rails on the sliding frame 501 and the sliding shoe 504 assist the sliding shoe 504 in adjusting its position, the stepping cylinder 502 is fully extended forward, and the sliding shoe 504 moves forward relative to the lifting cylinder 3. After moving into place, all the lifting cylinders 3 are extended, the sliding shoe 504 descends and contacts the ground, the drilling rig is lifted and suspended, and after the lifting cylinder 3 is extended into place, the stepping cylinder 502 retracts, driving the drilling rig to move forward. After the stepping drilling rig is in place, the lifting cylinder 3 retracts, and this process is repeated to achieve the translation movement of the drilling rig.

[0017] like Fig.13As shown, the steering or in-situ rotation process of the oil drilling rig is as follows: the upper computer determines the rotation direction of the drilling rig, all the jacking cylinders 3 are retracted, the sliding shoes 504 are suspended, the rotating cylinder 405 adjusts the angles of each sliding shoe 504 according to the rotation direction, and the two sets of guide rails on the sliding frame 501 and the sliding shoe 504 assist the sliding shoe in adjusting the position. The upper computer controls the movement of the stepping cylinder 502 through a program. Due to the different movement directions, the movement of each stepping cylinder 502 is different. After the jacking cylinder 3 is extended into place, the upper computer controls the stepping cylinder 502 to move in different directions, and finally drives the drilling rig to rotate. After the stepping cylinder 502 is extended into place, the jacking cylinder 3 is retracted, and this is repeated to achieve the steering or in-situ rotation of the drilling rig.

Claims

1. A step-by-step translation device for an oil drilling rig, characterized in that: It includes a mounting frame connected to the drilling rig base, a lifting cylinder is connected to the bottom of the mounting frame, the cylinder rod end of the lifting cylinder is connected to the rotating device, and a sliding device is connected below the rotating device; the mounting frame is connected to the drilling rig base through multiple sets of pins I, and the bottom of the mounting frame is connected to the lifting cylinder through bolts, the cylinder rod end of the lifting cylinder is a threaded structure and is connected to the slewing support of the rotating device, the slewing flange on the rotating device is fixed to the sliding frame of the sliding device by bolts, a roller chain pulley is provided in the sliding frame, and the bottom of the roller chain pulley is attached to the sliding shoe; stepping cylinders are respectively hinged on both sides of the sliding frame, the stepping cylinder is a double-rod cylinder, and the two cylinder rod ends of the stepping cylinder are respectively hinged on the ear seats on both sides of the sliding shoe through pins II.

2. The oil drilling rig stepping translation device according to claim 1, characterized in that: The bottom of the sliding frame is provided with two groove rails, and the top of the sliding shoe is provided with an outward convex inclined surface guide rail matched with the sliding frame.

3. The oil drilling rig stepping translation device according to claim 2 is characterized in that: The rotating device includes a fixed frame I fixed to the lifting cylinder by bolts, a rotating frame I is hinged on the fixed frame I, a rotating frame II is hinged on the rotating frame I, the bottom of the rotating frame II is hinged on the fixed frame II, a turntable II and a slewing support are nested in the fixed frame II in sequence, a graduated turntable and a turntable I are respectively provided on the upper and lower surfaces of the turntable II, the turntable I is installed on the slewing flange through a positioning sleeve, the top of the slewing flange is nested in the inner cavity of the slewing support, the slewing flange is matched with a split end cover, and the end cover is fixed to the bottom of the slewing support by bolts.

4. The oil drilling rig stepping translation device according to claim 3 is characterized in that: The outer surface of the slewing support is nested with a scale turntable, a turntable II and a turntable I in sequence. The scale turntable, the turntable II and the turntable I fit together and are fixed on the sliding frame of the sliding device by bolts passing through the positioning sleeve and the slewing flange in sequence.

5. The oil drilling rig stepping translation device according to claim 4, characterized in that: The fixing frame II is equipped with a scale pointer, which is matched with a scale dial; the side of the fixing frame II is connected with two connecting plates by bolts, and a rotating cylinder is hinged on the inner hole of the connecting plate, and the cylinder rod end of the rotating cylinder is hinged on the rotating bracket I.

6. The oil drilling rig stepping translation device according to claim 5, characterized in that: One end of the swivel bracket I is hinged on the connecting hole of the fixing frame II and fits on the upper surface of the fixing frame II, and the other end is hinged on the swivel bracket III, and the other end of the swivel bracket III is hinged on the connecting holes of the scale turntable and the turntable I; one end of the swivel bracket II is hinged on the connecting hole of the fixing frame II and fits on the lower surface of the fixing frame II, and the other end is hinged on the swivel bracket III and connected to the swivel bracket I by bolts.

7. A method for translating an oil drilling rig using the translation device according to claims 1-6, characterized in that: The following steps are involved: When the oil drilling rig needs to be translated, the upper computer determines the translation direction of the drilling rig, all the jacking cylinders are retracted, the sliding shoe is suspended, the rotating cylinder adjusts the sliding shoe angle according to the translation direction, the two sets of guide rails on the sliding frame and the sliding shoe assist the sliding shoe in adjusting the position, the stepping cylinder is fully extended forward, the sliding shoe moves forward relative to the jacking cylinder, after the movement is in place, all the jacking cylinders are extended, the sliding shoe descends and contacts the ground, the drilling rig is lifted and suspended, after the jacking cylinder is extended in place, the stepping cylinder retracts, driving the drilling rig to move forward, after the stepping drilling rig is in place, the jacking cylinder retracts, and this is repeated to achieve the translation movement of the drilling rig; When the oil drilling rig needs to be turned or rotated on the spot, the host computer determines the rotation direction of the drilling rig, all the lifting cylinders retract, the sliding shoes are suspended, the rotating cylinders adjust the angles of each sliding shoe according to the rotation direction, and the two sets of guide rails on the sliding frame and the sliding shoe assist the sliding shoe in adjusting the position. The host computer controls the movement of the stepping cylinder through the program. Due to the different movement directions, the movement of each stepping cylinder is different. After the lifting cylinder is extended into place, the host computer controls the stepping cylinder to move in different directions, and finally drives the drilling rig to rotate. After the stepping cylinder is extended into place, the lifting cylinder retracts, and this process is repeated to achieve the turning or on-the-spot rotation of the drilling rig.

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