CN219492231U - Ocean exploration top drive device - Google Patents
Ocean exploration top drive device Download PDFInfo
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- CN219492231U CN219492231U CN202320393789.6U CN202320393789U CN219492231U CN 219492231 U CN219492231 U CN 219492231U CN 202320393789 U CN202320393789 U CN 202320393789U CN 219492231 U CN219492231 U CN 219492231U
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- ball valve
- top drive
- wrench
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Abstract
The utility model relates to a top drive device for marine exploration. The multi-stage hydraulic fracturing device mainly solves the problem that the existing multi-stage hydraulic fracturing tool for the casing damage well cannot meet the fracturing requirements of small well diameter, multiple sections and large sand quantity at the same time. The method is characterized in that: a back-up wrench (5) is fixed on the support, a main channel hydraulic blowout-preventing ball valve (4) is arranged on the central tube, one side of the central tube is connected with a gooseneck, and a slurry channel hydraulic blowout-preventing ball valve (8) is arranged on the gooseneck; the back tongs (5) comprise a reactive torque plate (51), two semicircular hydraulic tongs bodies (54) are arranged on the reactive torque plate (51), the two hydraulic tongs bodies (54) are connected through a pin shaft (55), a piston (56) is arranged in the hydraulic tongs bodies (54), a slip body (62) is fixed in the piston (56), and tongs teeth (61) are fixed on the slip body (62). The marine exploration top drive device is simple in structure, can meet the requirement of the marine jack-up drilling ship on the large drift diameter of the main shaft, and is stable and reliable by screwing and unscrewing.
Description
Technical Field
The utility model relates to the field of marine exploration, in particular to a top drive device for marine exploration.
Background
At present, most of oilfield exploration adopts a small-drift-diameter sampling hydraulic top drive, and along with innovation of drilling technology in the field of oil and gas resources and development of marine exploration, the top drive cannot meet the requirement of a main shaft of a marine jack-up drilling ship for large drift diameter, and the situation that the top drive cannot finish shackle often occurs.
Disclosure of Invention
The utility model provides a marine exploration top drive device, which aims to solve the problems that the existing top drive device cannot meet the requirement of the main shaft of a marine jack-up drilling ship on the large drift diameter and sometimes cannot be tripped.
The technical scheme of the utility model is as follows: the top drive device for the marine exploration comprises a support, wherein a motor is fixed on the support, an output shaft of the motor is connected with a reduction gearbox, an output shaft of the reduction gearbox is connected with a central tube, a back-up wrench is fixed on the support, a main channel hydraulic blowout prevention ball valve is arranged on the central tube, one side of the central tube is connected with a gooseneck, and a slurry channel hydraulic blowout prevention ball valve is arranged on the gooseneck;
the back tongs comprise a reactive torque plate, the reactive torque plate is fixed on a bracket, two semicircular hydraulic tongs bodies are arranged on the reactive torque plate and are connected through a pin shaft, a piston is arranged in each hydraulic tongs body, a slip body is fixed in each piston, and tongs teeth are fixed on the slip bodies;
the hydraulic blowout-preventing ball valve for the main channel comprises a shell, a fixed ball seat and a movable ball seat are arranged in the shell, a movable ball valve is arranged between the fixed ball seat and the movable ball seat, a cross slide block is connected to the outside of the ball valve, the cross slide block is fixed on a ball valve rod, and a transmission device is connected to the ball valve rod.
The transmission device comprises a transmission wheel, the transmission wheel is fixed on the ball valve rod through a set screw and meshed with the rack, second guide sleeves are fixed at two ends of the rack, and the second guide sleeves are sleeved on the piston rod.
The hydraulic pliers comprise a hydraulic pliers body, a hydraulic pliers body and a centering sleeve, wherein the upper part of the hydraulic pliers body is provided with the centering sleeve, the bottom of the hydraulic pliers body is provided with the centering sleeve, a protection joint is arranged in the centering sleeve, and the lower end of the protection joint is positioned in a pliers tooth.
A first guide sleeve is arranged between the piston and the hydraulic clamp body.
The hydraulic pliers body is axially connected with the anti-torque plate through a spring guide shaft, the lower end of the spring guide shaft is connected with a nut, and a spring is arranged between the hydraulic pliers body and the nut.
The support is fixed with a centralizing wheel, a bearing wheel and a wash pipe, pulley supports are fixed on two sides of the support, and a guide trolley is arranged on the pulley supports.
The utility model has the following beneficial effects: by adopting the scheme, the hydraulic blowout-preventing ball valve of the main channel is arranged on the central tube, so that the hydraulic blowout-preventing ball valve can meet the requirement of the main shaft of the marine jack-up drilling ship, and simultaneously, the back tongs are used for completing the shackle, so that the condition that the shackle cannot be knocked out is avoided, and the shackle is reliable and stable.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a left side view of the present utility model;
FIG. 3 is a top view of the present utility model;
FIG. 4 is a front view of a main channel hydraulic blowout preventer ball valve;
FIG. 5 is a left side view of the main channel hydraulic blowout prevention ball valve;
fig. 6 is a front view of the back-up wrench;
fig. 7 is a left side view of the back-up wrench.
In the figure, the hydraulic steering wheel comprises a 1-centering wheel, a 2-bearing wheel, a 3-pulley bracket, a 4-main channel hydraulic blowout-preventing ball valve, a 5-back clamp, a 6-tilting cylinder, a 7-hydraulic elevator, an 8-slurry channel hydraulic blowout-preventing ball valve, a 9-reduction gearbox, a 10-guiding trolley, a 11-flushing pipe, a 12-guardrail, a 13-rolling rod, a 51-reaction torque plate, a 52-spring guiding shaft, a 53-locating pin, a 54-hydraulic clamp body, a 55-pin, a 56-piston, a 57-first guiding sleeve, a 58-protecting joint, a 59-centering ring, a 60-centering sleeve, 61-clamp teeth, 62-clamp bodies, 63-centering bodies, 64-springs, 81-housings, 82-fixing ball seats, 83-ball valves, 84-movable ball seats, 85-cross sliding blocks, 86-ball valve rods, 87-sealing sleeves, 88-driving wheels, 89-set screws, 90-cylinder brackets, 91-racks, 92-second guiding sleeves, 93-piston rods, 94-fixing nuts and 95-sensors.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the top drive device for the marine exploration comprises a support, wherein a guardrail 12 is fixed on the periphery of the upper part of the support, and the guardrail plays a role in protecting a motor, a speed reducer 9 and the like. The support is also fixed with a centralizing wheel 1, a bearing wheel 2 and a wash pipe 11, two sides of the support are fixed with pulley supports 3, and the pulley supports 3 are provided with a guide trolley 10 and a rolling rod 13. The upper portion of the support is fixed with a motor, an output shaft of the motor is connected with a reduction gearbox 9, the output shaft of the reduction gearbox 9 is connected with a central tube, a main channel hydraulic blowout-preventing ball valve 4 is arranged on the central tube, one side of the central tube is connected with a gooseneck, and a slurry channel hydraulic blowout-preventing ball valve 8 is arranged on the gooseneck. The main channel hydraulic blowout-preventing ball valve 4 comprises a shell 81, a fixed ball seat 82 and a movable ball seat 84 are arranged in the shell 81, wherein the fixed ball seat 82 is in threaded connection with the inside of the shell 81, and the movable ball seat 84 is located below the fixed ball seat 82. A movable ball valve 83 is arranged between the fixed ball seat 82 and the movable ball seat 84, a through hole is formed in the ball valve 83, the through hole is the same as the bore diameter of the inner bores of the fixed ball seat 82 and the movable ball seat 84, and when the direction of the inner bore of the ball valve 83 is consistent with the axial direction of the fixed ball seat 82, the internal channel is communicated. The ball valve 83 is externally connected with the cross slide block 85, and the ball valve 83 can be driven to rotate by rotating the cross slide block 85, so that an internal channel is opened or closed. The cross slide block 85 is fixed on the ball valve rod 86, a transmission device is connected to the ball valve rod 86, and the ball valve rod 86 can be rotated through the transmission device, so that the ball valve 83 is rotated through the cross slide block 85, and the opening and closing of the internal channel are realized.
The transmission device comprises a transmission wheel 88, the transmission wheel 88 is fixed on a ball valve rod 86 through a set screw 89, the transmission wheel 88 is meshed with a rack 91, second guide sleeves 92 are fixed at two ends of the rack 91, and the second guide sleeves 92 are sleeved on a piston rod 93. The second guide sleeve 92 can move left and right along the piston rod 93 under the pushing of hydraulic oil, so as to drive the rack 91 to move left and right, and the rack 91 drives the driving wheel 88 to rotate, so that the ball valve 83 rotates. The main channel hydraulic blowout prevention ball valve 4 further comprises a sensor 95, wherein the sensor 95 is fixed on the shell 81, and can detect whether the ball valve 83 is in an open state or a closed state according to the moving position of the guide sleeve 92.
The mud channel hydraulic blowout prevention ball valve 8 and the main channel hydraulic blowout prevention ball valve 4 have the same structure and are not described in detail herein.
The bottom of the bracket is also fixed with a back-up wrench 5, the back-up wrench 5 comprises a reactive torque plate 51, and the reactive torque plate 51 is fixed on the bracket. The anti-torque plate 51 is provided with two semicircular hydraulic clamp bodies 54, the two hydraulic clamp bodies 54 are connected through a pin shaft 55 and can rotate around the pin shaft 55, and meanwhile, the hydraulic clamp bodies 54 can move up and down along the anti-torque plate 51. The hydraulic clamp body 54 is axially connected with the anti-torque plate 51 through a spring guide shaft 52, a nut is connected to the lower end of the spring guide shaft 52, a spring 64 is arranged between the hydraulic clamp body 54 and the nut, and the hydraulic clamp body 54 can compress the spring 64 to move downwards under the action of downward external force.
A piston 56 is arranged in each hydraulic clamp body 54, and a first guide sleeve 57 is arranged between the piston 56 and the hydraulic clamp body 54. A slip body 62 is fixed inside each piston 56, and jaws 61 are fixed on the slip body 62. The hydraulic tong body 54 is fixed with a righting sleeve 60 at the upper part, the hydraulic tong body 54 is fixed with a righting body 13 at the bottom, the righting sleeve 60 is internally provided with a protection joint 58, and the lower end of the protection joint 58 is positioned in a tong tooth 61.
According to the marine exploration top drive device, the main channel hydraulic blowout-preventing ball valve 4 is arranged on the central tube, so that the requirement of a large drift diameter of a main shaft of a marine jack-up drilling ship can be met, meanwhile, the back-up wrench 5 is used for completing the screwing-off, and the situation that the screwing-off cannot be performed is avoided.
Claims (6)
1. The utility model provides a marine exploration top drives device, includes the support, is fixed with the motor on the support, motor output shaft connection reducing gear box (9), reducing gear box (9) output shaft connection center tube, its characterized in that: the support is fixedly provided with a back-up wrench (5), the central tube is provided with a main channel hydraulic blowout-preventing ball valve (4), one side of the central tube is connected with a gooseneck, and the gooseneck is provided with a mud channel hydraulic blowout-preventing ball valve (8);
the back-up wrench (5) comprises a reactive torque plate (51), the reactive torque plate (51) is fixed on a bracket, two semicircular hydraulic wrench bodies (54) are arranged on the reactive torque plate (51), the two hydraulic wrench bodies (54) are connected through a pin shaft (55), a piston (56) is arranged in each hydraulic wrench body (54), a slip body (62) is fixed in each piston (56), and wrench teeth (61) are fixed on the slip bodies (62);
the hydraulic blowout prevention ball valve (4) of the main channel comprises a shell (81), a fixed ball seat (82) and a movable ball seat (84) are arranged in the shell (81), a movable ball valve (83) is arranged between the fixed ball seat (82) and the movable ball seat (84), a cross slide block (85) is externally connected with the ball valve (83), the cross slide block (85) is fixed on a ball valve rod (86), and a transmission device is connected to the ball valve rod (86).
2. The marine survey top drive apparatus of claim 1, wherein: the transmission device comprises a transmission wheel (88), the transmission wheel (88) is fixed on a ball valve rod (86) through a set screw (89), the transmission wheel (88) is meshed with a rack (91), second guide sleeves (92) are fixed at two ends of the rack (91), and the second guide sleeves (92) are sleeved on a piston rod (93).
3. The marine survey top drive apparatus of claim 2, wherein: the hydraulic pliers is characterized in that a centralizing sleeve (60) is fixed on the upper portion of the hydraulic pliers body (54), a centralizing body (63) is fixed on the bottom of the hydraulic pliers body (54), a protection joint (58) is arranged in the centralizing sleeve (60), and the lower end of the protection joint (58) is located in the pliers tooth (61).
4. The marine survey top drive apparatus of claim 1, wherein: a first guide sleeve (57) is arranged between the piston (56) and the hydraulic clamp body (54).
5. The marine survey top drive apparatus of claim 1, wherein: the hydraulic clamp body (54) is axially connected with the anti-torque plate (51) through a spring guide shaft (52), the lower end of the spring guide shaft (52) is connected with a nut, and a spring (64) is arranged between the hydraulic clamp body (54) and the nut.
6. The marine survey top drive apparatus of claim 1, wherein: the guide trolley is characterized in that a centralizing wheel (1), a bearing wheel (2) and a flushing pipe (11) are fixed on the support, pulley supports (3) are fixed on two sides of the support, and a guide trolley (10) is arranged on each pulley support (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320393789.6U CN219492231U (en) | 2023-03-06 | 2023-03-06 | Ocean exploration top drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320393789.6U CN219492231U (en) | 2023-03-06 | 2023-03-06 | Ocean exploration top drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219492231U true CN219492231U (en) | 2023-08-08 |
Family
ID=87506050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320393789.6U Active CN219492231U (en) | 2023-03-06 | 2023-03-06 | Ocean exploration top drive device |
Country Status (1)
| Country | Link |
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| CN (1) | CN219492231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117868671A (en) * | 2024-03-12 | 2024-04-12 | 黑龙江景宏石油设备制造有限公司 | Ocean exploration top drive device |
-
2023
- 2023-03-06 CN CN202320393789.6U patent/CN219492231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117868671A (en) * | 2024-03-12 | 2024-04-12 | 黑龙江景宏石油设备制造有限公司 | Ocean exploration top drive device |
| CN117868671B (en) * | 2024-03-12 | 2024-05-10 | 黑龙江景宏石油设备制造有限公司 | Ocean exploration top drive device |
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