CN115467625A - Spiral elevator capable of being used for 3000-meter seabed - Google Patents
Spiral elevator capable of being used for 3000-meter seabed Download PDFInfo
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- CN115467625A CN115467625A CN202210824560.3A CN202210824560A CN115467625A CN 115467625 A CN115467625 A CN 115467625A CN 202210824560 A CN202210824560 A CN 202210824560A CN 115467625 A CN115467625 A CN 115467625A
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- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 8
- 239000013535 sea water Substances 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- 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
- E21B7/12—Underwater drilling
- E21B7/124—Underwater drilling with underwater tool drive prime mover, e.g. portable drilling rigs for use on underwater floors
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- Engineering & Computer Science (AREA)
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- Mining & Mineral Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a spiral elevator capable of being used on a 3000-meter seabed, and relates to the technical field of ocean drilling. The invention can ensure that the spiral elevator is not easy to deviate in the sinking process, thereby causing a larger difference with the position of a sinking point, improving the working precision of well drilling, simultaneously realizing that the spiral elevator keeps higher stability in working, and avoiding the situation that the spiral elevator inclines due to the flow of seawater in the well drilling process to influence the working efficiency of well drilling.
Description
Technical Field
The invention belongs to the technical field of marine drilling, and particularly relates to a spiral elevator capable of being used on a 3000-meter seabed.
Background
The ocean drilling platform is an important component in ocean engineering, and has the main function of establishing a platform on the ocean, which is a product combining the petroleum and ship industries, for normal operation of drilling equipment, the ocean drilling platform is developed to be capable of performing drilling operation in a 3000-meter seabed, a spiral elevator is mainly sunk into the 3000-meter seabed through extension and retraction, and a drill bit is pushed by the spiral elevator to perform drilling operation on the seabed.
However, when the existing spiral elevator used for drilling at 3000 meters of sea bottom is sunk into the sea bottom, the spiral elevator is easy to deviate when sinking due to the flow of the sea water, the position difference between the spiral elevator and a sinking point is large, the spiral elevator is easy to incline during the drilling work, the stability is poor, a drill bit cannot be perpendicular to the sea bottom, and the working efficiency of drilling is influenced.
In view of the above, the present invention provides a screw elevator for use in a sea floor of 3000 meters, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a spiral elevator which can be used on a 3000-meter seabed, so as to solve the problems that the existing spiral elevator used on the 3000-meter seabed is easy to cause deviation when the spiral elevator sinks due to the flowing of seawater, the position difference between the existing spiral elevator and a sink point is large, the spiral elevator is easy to incline during drilling work, the stability is poor, a drill bit cannot be perpendicular to the seabed, and the working efficiency of drilling is influenced.
The invention can be used for the purpose and the effect of a spiral lifter used on a 3000-meter seabed, and is achieved by the following specific technical means:
the spiral elevator comprises a reduction gearbox, wherein a mounting hole is formed in one end of the reduction gearbox, the reduction gearbox is connected with an outer pipe through the mounting hole, a controller is mounted at one end of the interior of the reduction gearbox, a first worm is mounted on one side of the interior of the reduction gearbox, a first worm wheel is mounted on one side of the first worm in the reduction gearbox, the first worm and the first worm wheel are meshed with each other, a first lead screw is fixedly connected to one end of the first worm wheel, the first lead screw extends into the outer pipe at the end far away from the first worm wheel, a fixing base is fixedly welded to the other end of the reduction gearbox, connecting grooves are formed in four corners of two ends of the fixing base in a penetrating mode, second worm wheels are mounted on four corners of the interior of the fixing base, a second lead screw is movably connected to a center hole of the second worm wheel, two ends of the second lead screw penetrate through, and a fixed drill bit is fixedly connected to one end close to the outer pipe.
Furthermore, a mounting groove is formed in the center of one end, far away from the reduction gearbox, of the fixing seat, a propeller is fixedly mounted inside the mounting groove, a rotating blade is movably mounted on one side of the propeller, a motor is mounted on the other side inside the propeller, the output end of the motor is in transmission connection with the central shaft of the rotating blade through a coupler, and the motor is electrically connected with the controller through a wire.
Furthermore, one side of the reduction gearbox is provided with an installation box, a servo motor is installed inside the installation box, the output end of the servo motor is in transmission connection with the first worm through a coupler, and the servo motor is electrically connected with the controller through a lead.
Furthermore, four groups of second worms are arranged in the fixed seat, are respectively positioned on one side of the four groups of second worm gears and are meshed with the four groups of second worm gears, and are arranged in parallel.
Furthermore, the inside both sides of fixing base are all fixed mounting and are had double-shaft motor, double-shaft motor's both sides output all through the shaft coupling with two sets of the second worm transmission is connected, just double-shaft motor passes through wire and controller electric connection.
Further, the one end fixedly connected with of outer tube seals the mounting panel, just seal the mounting panel and pass through a plurality of bolts and mounting hole fixed connection.
Furthermore, the second lead screw is in the spacing seat of one end fixedly connected with of keeping away from fixed drill bit, just the outer wall size of spacing seat is greater than the inner wall size of spread groove.
Furthermore, rope connecting blocks are fixedly mounted on four sides of the center of one end, far away from the reduction gearbox, of the fixing seat.
Furthermore, a level meter is installed on one side of the reduction gearbox and electrically connected with the controller through a lead.
Further, the outer side of the first lead screw is sleeved with a lead screw nut, and the lead screw nut is in threaded connection with the first lead screw.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the spiral elevator capable of being used in the sea floor with the depth of 3000 meters, the motor is used for driving the rotating blades to rotate quickly through the arrangement of the propeller, so that the spiral elevator is helped to sink quickly, the spiral elevator is not easy to deviate in the sinking process, a large difference is caused between the spiral elevator and the sinking point, and the working precision of well drilling is improved;
2. according to the spiral elevator capable of being used on the sea floor of 3000 meters, the second worm wheel, the second worm and the second lead screw are matched for use, the second worm is driven to rotate through the double-shaft motor, the second worm wheel is driven to rotate synchronously, the four groups of second lead screws are driven to descend, and the fixed drill bits are driven to drill into the sea floor, so that the spiral elevator can keep high stability during working, and the situation that the spiral elevator inclines due to the flowing of seawater in the drilling process to influence the drilling working efficiency is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective inverted view of the present invention;
FIG. 3 is a schematic right side plan view of the present invention in cross section;
FIG. 4 is a front plan cross-sectional schematic view of the present invention;
fig. 5 is an enlarged schematic view of the structure a in fig. 2 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a reduction gearbox; 101. a first worm; 102. a first worm gear; 103. a first lead screw; 104. a lead screw nut; 105. installing a box; 106. a servo motor; 107. a level gauge; 108. a controller; 2. a fixed seat; 201. a second worm; 202. a second worm gear; 203. a second lead screw; 204. fixing a drill bit; 205. a limiting seat; 206. a double-shaft motor; 207. a rope connecting block; 3. an outer tube; 301. sealing the mounting plate; 4. mounting grooves; 401. a propeller; 402. the blades are rotated.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example (b):
as shown in figures 1 to 5:
the invention provides a spiral elevator capable of being used on a 3000-meter seabed, which comprises a reduction gearbox 1, wherein one end of the reduction gearbox 1 is provided with a mounting hole, the reduction gearbox 1 is connected with an outer pipe 3 through the mounting hole, the first lead screw 103 is protected conveniently through the arrangement of the outer pipe 3, one end inside the reduction gearbox 1 is provided with a controller 108, one side inside the reduction gearbox 1 is provided with a first worm 101, one side inside the reduction gearbox 1, which is positioned on the first worm 101, is provided with a first worm wheel 102, the first worm 101 and the first worm wheel 102 are meshed with each other, the rotation of the first lead screw 103 is facilitated through the matching of the first worm 101 and the first worm wheel 102, so that a lead screw nut 104 is driven to vertically move on the first lead screw 103, one end of the first worm wheel 102 is fixedly connected with a first lead screw 103, one end of the first lead screw 103, which is far away from the first worm wheel 102, extends to the inside the outer pipe 3, the other end of the reduction gearbox 1 is fixedly welded with a fixed fixing seat 2, four corners of two ends of the fixing seat 2 are provided with four corners, the fixing grooves 203, the two ends of a second worm wheel 202 are movably connected with a second lead screw 203, and the drill bit is fixed to be inserted into the outer pipe 203, and the drill bit is fixed to be used, and the drill bit 203, and the drill bit is fixed to be convenient to be matched with the drill bit 204, and the drill bit 203.
Wherein, mounting groove 4 has been seted up at the one end central point that fixing base 2 kept away from reducing gear box 1 and put, the inside fixed mounting of mounting groove 4 has propeller 401, one side movable mounting of propeller 401 has rotating vane 402, the motor is installed to the inside opposite side of propeller 401, the output of motor passes through the shaft coupling and is connected with rotating vane 402's center pin drive, just the motor passes through wire and controller 108 electric connection, through propeller 401's setting, utilizes the motor to drive rotating vane 402 fast revolution, and help spiral elevator sinks fast, makes it be difficult for producing the skew at sunken in-process to lead to appearing great difference with the position of sink point, improve the work precision of well drilling.
The speed reduction box comprises a reduction box 1, a mounting box 105 is arranged on one side of the reduction box 1, a servo motor 106 is mounted inside the mounting box 105, the output end of the servo motor 106 is in transmission connection with a first worm 101 through a coupler, the servo motor 106 is electrically connected with a controller 108 through a lead, and the rotation of the first worm 101 is facilitated through the setting of the servo motor 106, so that the first worm gear 102 is driven to rotate.
Four groups of second worms 201 are mounted inside the fixed seat 2, the four groups of second worms 201 are respectively located on one side of the four groups of second worm wheels 202 and are meshed with the four groups of second worm wheels 202, every two groups of second worms 201 are arranged in parallel, and rotation of the second worm wheels 202 is facilitated through arrangement of the second worms 201.
Wherein, the equal fixed mounting in inside both sides of fixing base 2 has double-shaft motor 206, the both sides output of double-shaft motor 206 all passes through the shaft coupling and two sets of second worm 201 transmission is connected, just double-shaft motor 206 passes through wire and controller 108 electric connection, through double-shaft motor 206's setting, is convenient for realize the rotation of second worm 201 to drive the rotation of second worm wheel 202.
Wherein, the one end fixedly connected with of outer tube 3 seals up mounting panel 301, just seal up mounting panel 301 through a plurality of bolts and mounting hole fixed connection, through the setting of seals up mounting panel 301, is convenient for realize the fixed connection of outer tube 3 and reducing gear box 1.
Wherein, the second lead screw 203 is keeping away from the spacing seat 205 of one end fixedly connected with of fixed drill bit 204, just the outer wall size of spacing seat 205 is greater than the inner wall size of spread groove, through the setting of spacing seat 205, avoids second lead screw 203 to break away from the spread groove.
The rope connecting blocks 207 are fixedly mounted on four sides of the center of one end, far away from the reduction gearbox 1, of the fixing seat 2, and rope connection between the fixing seat 2 and a drilling platform is facilitated through the arrangement of the rope connecting blocks 207.
Wherein, a level meter 107 is arranged on one side of the reduction gearbox 1, the level meter 107 is electrically connected with the controller 108 through a lead, the arrangement of the level meter 107 is convenient for monitoring the horizontal state of the spiral lifter, and signals are transmitted to workers through the controller 108.
The outer side of the first lead screw 103 is sleeved with a lead screw nut 104, the lead screw nut 104 is in threaded connection with the first lead screw 103, and installation of a drilling bit is facilitated through the arrangement of the lead screw nut 104.
The specific use mode and function of the embodiment are as follows:
in the invention, firstly, the spiral elevator is connected with a rope of a drilling platform through a rope connecting block 207 at one end of a fixed seat 2, and the spiral elevator is sunk into the sea bottom through the rope, in the process of sinking the sea bottom, a motor is used for driving a rotating blade 402 to rotate rapidly through the arrangement of a propeller 401, so that the spiral elevator is helped to sink rapidly, and the spiral elevator is not easy to deviate in the sinking process, thereby causing a large difference with the position of a sinking point, and improving the working accuracy of drilling, when the spiral elevator sinks to the sea bottom, a double-shaft motor 206 is controlled to start through a controller 108, so that the double-shaft motor 206 drives four groups of second worms 201 to rotate simultaneously, and drives four groups of second worm wheels 202 to rotate, thereby enabling the four groups of second lead screws 203 to rotate vertically downwards, enabling fixed drill bits 204 to drill into the sea bottom, and monitoring the horizontal state of the spiral elevator in cooperation with the arrangement of a level gauge 107, transmitting signals to workers through the controller 108, thereby effectively realizing that the spiral elevator keeps high stability during working, avoiding the inclination of the spiral elevator caused by the flow of seawater in the process, and driving the first worm wheels 106 to drive the first worm 102 to rotate synchronously.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. A spiral elevator that can be used to 3000 meters seabed uses which characterized in that: including reducing gear box (1), the mounting hole has been seted up to the one end of reducing gear box (1), reducing gear box (1) is connected with outer tube (3) through the mounting hole, controller (108) are installed to the inside one end of reducing gear box (1), first worm (101) are installed to inside one side of reducing gear box (1), first worm wheel (102) are installed to one side that is located first worm (101) inside reducing gear box (1), just first worm (101) and first worm wheel (102) intermeshing, the first lead screw (103) of one end fixedly connected with of first worm wheel (102), the one end of keeping away from first worm wheel (102) of first lead screw (103) extends to the inside of outer tube (3), the other end fixed weld of reducing gear box (1) has fixing base (2), the four corners at fixing base (2) both ends all runs through and is equipped with the spread groove, second worm wheel (202) are all installed to the inside four corners of fixing base (2), the centre bore swing joint of second lead screw (202) has second lead screw (203), the both ends of second lead screw (203) all run through and are being close to the drill bit of fixed connection groove (204).
2. A screw lift according to claim 1, usable on a 3000 m seafloor, wherein: the fixing seat (2) is provided with a mounting groove (4) at the center of one end far away from the reduction gearbox (1), the inside fixed mounting of mounting groove (4) has a propeller (401), one side movable mounting of propeller (401) has rotating blade (402), the motor is installed to the inside opposite side of propeller (401), the output of motor passes through the shaft coupling and is connected with the center pin transmission of rotating blade (402), just the motor passes through wire and controller (108) electric connection.
3. A screw lift usable on a 3000 m seafloor as claimed in claim 1, wherein: one side of the reduction gearbox (1) is provided with an installation box (105), a servo motor (106) is installed inside the installation box (105), the output end of the servo motor (106) is in transmission connection with the first worm (101) through a coupler, and the servo motor (106) is electrically connected with the controller (108) through a lead.
4. A screw lift usable on a 3000 m seafloor as claimed in claim 1, wherein: four groups of second worms (201) are arranged in the fixed seat (2), the four groups of second worms (201) are respectively positioned on one sides of the four groups of second worm wheels (202) and are mutually meshed with the four groups of second worm wheels, and every two groups of second worms (201) are arranged in parallel.
5. A screw lift usable on a 3000 m seafloor as claimed in claim 4, wherein: the inside both sides of fixing base (2) are equal fixed mounting have biax motor (206), the both sides output of biax motor (206) all passes through the shaft coupling and two sets of second worm (201) transmission is connected, just biax motor (206) pass through wire and controller (108) electric connection.
6. A screw lift usable on a 3000 m seafloor as claimed in claim 1, wherein: one end fixedly connected with sealing mounting panel (301) of outer tube (3), just sealing mounting panel (301) are through a plurality of bolts and mounting hole fixed connection.
7. A screw lift according to claim 1, usable on a 3000 m seafloor, wherein: the second lead screw (203) is fixedly connected with a limiting seat (205) at one end far away from the fixed drill bit (204), and the size of the outer wall of the limiting seat (205) is larger than that of the inner wall of the connecting groove.
8. A screw lift usable on a 3000 m seafloor as claimed in claim 1, wherein: rope connecting blocks (207) are fixedly mounted on four sides of the center of one end, far away from the reduction gearbox (1), of the fixing seat (2).
9. A screw lift usable on a 3000 m seafloor as claimed in claim 1, wherein: a level meter (107) is installed on one side of the reduction gearbox (1), and the level meter (107) is electrically connected with the controller (108) through a lead.
10. A screw lift according to claim 1, usable on a 3000 m seafloor, wherein: the outer side of the first lead screw (103) is sleeved with a lead screw nut (104), and the lead screw nut (104) is in threaded connection with the first lead screw (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824560.3A CN115467625A (en) | 2022-07-14 | 2022-07-14 | Spiral elevator capable of being used for 3000-meter seabed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824560.3A CN115467625A (en) | 2022-07-14 | 2022-07-14 | Spiral elevator capable of being used for 3000-meter seabed |
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| Publication Number | Publication Date |
|---|---|
| CN115467625A true CN115467625A (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210824560.3A Pending CN115467625A (en) | 2022-07-14 | 2022-07-14 | Spiral elevator capable of being used for 3000-meter seabed |
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| CN (1) | CN115467625A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122729A (en) * | 2023-04-20 | 2023-05-16 | 国家深海基地管理中心 | Submarine substrate drilling device and drilling method thereof |
| CN116929833A (en) * | 2023-07-27 | 2023-10-24 | 广东海洋大学 | Marine geological environment exploration sampling equipment and sampling method |
-
2022
- 2022-07-14 CN CN202210824560.3A patent/CN115467625A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122729A (en) * | 2023-04-20 | 2023-05-16 | 国家深海基地管理中心 | Submarine substrate drilling device and drilling method thereof |
| CN116929833A (en) * | 2023-07-27 | 2023-10-24 | 广东海洋大学 | Marine geological environment exploration sampling equipment and sampling method |
| CN116929833B (en) * | 2023-07-27 | 2024-02-13 | 广东海洋大学 | Marine geological environment exploration sampling equipment and sampling method |
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