CN115123457B - Active anchoring device for miniature submarine stratum - Google Patents
Active anchoring device for miniature submarine stratum Download PDFInfo
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- CN115123457B CN115123457B CN202210806263.6A CN202210806263A CN115123457B CN 115123457 B CN115123457 B CN 115123457B CN 202210806263 A CN202210806263 A CN 202210806263A CN 115123457 B CN115123457 B CN 115123457B
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- anchoring device
- electromagnetic locking
- guide rail
- sliding block
- electromagnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B2021/003—Mooring or anchoring equipment, not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a miniature submarine stratum active anchoring device, which comprises a drilling mechanism, a driving mechanism, a buoyancy mechanism, an anti-torsion mechanism, a transmission mechanism and an electromagnetic control mechanism, wherein the anchoring device is small in size and light in weight, the driving mechanism is arranged in the anchoring device, the anchoring device does not need to be pushed by the outside or is carried out a higher distance away from the seabed ground to enter the submarine stratum, the buoyancy mechanism can ensure that a submarine anchor vertically falls to the bottom after being thrown out, a self-propelled drill bit can drill into the submarine stratum, and the self-propelled drill bit can be reversely drilled after the action is completed to realize recovery and reuse; by means of the electromagnetic control mechanism, flexible switching between the drilling state and the supporting state of the anchoring device can be achieved, switching control over two operation modes is achieved through one driving mechanism and one electromagnetic control mechanism, and then four functions of drilling, anchoring, anchor receiving and drilling recovery are achieved.
Description
Technical Field
The invention relates to the technical field of anchoring devices, in particular to a miniature submarine stratum active anchoring device.
Background
The exploration and development of resources by humans has gradually moved from land to deep sea for the 21 st century. The autonomous underwater vehicle (AUV for short) is important equipment for detecting and developing ocean resources. The AUV can move in deep sea, and specific action tasks comprise advancing, steering, ascending, descending, hovering and the like. The prior art has performed well in achieving these easy actions. However, it is often very important that the AUV performs long-term hovering when performing certain specific, long-term fixed-point monitoring tasks on the seafloor. Under the influence of submarine water flow, the autonomous AUV has the hovering function, and the fuselage is difficult to keep stationary. Therefore, there is a need to develop a miniature subsea strata active anchoring device that can be carried on an AUV fuselage.
Disclosure of Invention
The invention aims to provide a miniature active anchoring device for a submarine stratum, which solves the problems in the prior art, can be inserted into the stratum when an AUV hovers, and assists the AUV to realize long-term static hovering, so that the device has important significance for realizing long-term fixed-point monitoring tasks of the AUV on the seabed.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a micro submarine stratum active anchoring device, which comprises
The drilling mechanism comprises a self-propelled drill bit which is connected with an output shaft of the driving mechanism through a drill bit connector;
the driving mechanism comprises a motor support frame, a motor and a harmonic reducer, wherein the top of the motor support frame is connected with the inner wall of the top end of the outer sleeve, the bottom of the motor support frame is connected with the motor, and the motor is coaxially connected with the harmonic reducer;
the buoyancy mechanism comprises a buoyancy block, and the lower end of the buoyancy block is connected with the top of the outer sleeve;
the anti-torsion mechanism comprises anti-torsion pins, the upper ends of a plurality of the anti-torsion pins are connected with the upper end of the outer sleeve, and the lower ends of the anti-torsion pins are inserted into a submarine stratum;
the transmission mechanism comprises a guide rail sliding cylinder, a bearing, a screw rod and a screw rod nut; the screw rod is matched with the screw rod nut, the bearing is connected to the outside of the screw rod nut, the lower end of the inner wall of the guide rail sliding cylinder is connected with the screw rod nut, and the guide rail sliding cylinder is positioned in the outer sleeve;
the electromagnetic control mechanism comprises an electromagnetic locking device, an electromagnetic locking sliding block and a spring, wherein the electromagnetic locking device and the hollow electromagnetic locking sliding block are arranged at the motor support frame, and the electromagnetic locking device is used for controlling the electromagnetic locking sliding block to be clamped into or ejected out of the guide rail sliding cylinder; the bottom of the electromagnetic locking sliding block is provided with the spring.
In one embodiment, the surface of the self-propelled drill bit has equidistant helical blades.
In one embodiment, the buoyancy block is a cylindrical buoyancy block.
In one embodiment, the anti-twisting mechanism further comprises an elastic connection film, and the upper sections of two adjacent anti-twisting pins are connected with the elastic connection film.
In one embodiment, the upper part of the guide rail sliding cylinder is of a tooth groove structure, the lower part of the electromagnetic locking sliding block is matched with the tooth groove structure of the guide rail sliding cylinder, and the electromagnetic locking sliding block can be inserted into or ejected out of the tooth groove structure of the guide rail sliding cylinder.
In one embodiment, when the anchoring device does not perform the lowering movement, the anti-torsion mechanism is in a folded state, and each anti-torsion contact pin is attached to the outer wall of the outer sleeve; when the anchoring device is lowered and seated, the anti-torsion mechanism is in an umbrella-shaped open state.
In one embodiment, the anchoring device further comprises a supporting and fixing mechanism, the supporting and fixing mechanism comprises a supporting plate and a supporting plate base, the supporting plate bases are connected with the bearing, one end of the connecting rod is hinged to the supporting plate base, and the other end of the connecting rod penetrates through the outer wall of the outer sleeve and then is connected with the supporting plate.
In one embodiment, when the anchoring device does not perform the lowering movement, the supporting plates are in a folded state, and each supporting plate is attached to the outer wall of the outer sleeve; the supporting plate is in an open state when the anchoring device performs anchoring supporting on the submarine stratum, and is unfolded and inserted into soil in the submarine stratum to perform anchoring supporting.
Compared with the prior art, the invention has the following beneficial technical effects:
the miniature active anchoring device for the submarine stratum comprises a drilling mechanism, a driving mechanism, a buoyancy mechanism, an anti-torsion mechanism, a transmission mechanism and an electromagnetic control mechanism, and can realize the functions of laying, drilling, anchoring, withdrawing and the like into a whole under the combined action of the mechanisms. The anchoring device is small in size and light in weight, a driving mechanism is arranged in the anchoring device, the anchoring device does not need to be pushed by the outside or is thrown and loaded into a submarine stratum at a higher distance from the ground of the seabed, the buoyancy mechanism can ensure that the submarine anchor vertically falls to the bottom after being thrown out, the self-propelled drill bit can drill into the submarine stratum, and the self-propelled drill bit can be reversely drilled after the action is completed so as to realize recovery and reuse; by means of the electromagnetic control mechanism, flexible switching between the drilling state and the supporting state of the anchoring device can be achieved, switching control over two operation modes is achieved through one driving mechanism and one electromagnetic control mechanism, and then four functions of drilling, anchoring, anchor receiving and drilling recovery are achieved. The miniature submarine stratum active anchoring device provided by the invention has strong portability, can be loaded in various underwater robots, and has wide application scenes in a plurality of fields such as ocean engineering, ocean technology, ocean science and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a micro-subsea active anchoring device according to an embodiment of the present invention (as-drilled);
FIG. 2 is a schematic diagram of the overall structure of a micro-subsea active anchoring device according to an embodiment of the present invention (as-drilled);
FIG. 3 is a schematic view of a portion of an electromagnetic control mechanism according to an embodiment of the present invention;
FIG. 4 is a "supported" overall top view of an anchoring device according to an embodiment of the present invention;
FIG. 5 is a schematic view of a portion of a support and fixation mechanism switching to a "support" state according to an embodiment of the present invention;
FIG. 6 is a schematic view of the support and fixing mechanism in an open state according to an embodiment of the present invention;
wherein, 1-buoyancy block; 2-a motor support frame; 3-an electromagnetic locking device; 4-electromagnetic locking slide blocks; 5-a spring; 6-a motor and a harmonic reducer; 7, a guide rail sliding cylinder; 8-a screw rod; 9-a support plate connecting seat; 10-bearing; 11-a screw nut; 12-self-propelled drill; 13-a support plate; 14-anti-twist pins; 15-an elastic tie film; 16-an outer sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a miniature active anchoring device for a submarine stratum, which solves the problems in the prior art, can be inserted into the stratum when an AUV hovers, and assists the AUV to realize long-term static hovering, so that the device has important significance for realizing long-term fixed-point monitoring tasks of the AUV on the seabed.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
1-6, the present invention provides a micro-subsea formation active anchoring device comprising
The drilling mechanism comprises a self-propelled drill bit 12, and the self-propelled drill bit 12 is connected with an output shaft of the driving mechanism through a drill bit connector;
the driving mechanism comprises a motor support frame 2, a motor and a harmonic reducer 6, wherein the top of the motor support frame 2 is connected with the inner wall of the top end of the outer sleeve 16, the bottom of the motor support frame 2 is connected with the motor, and the motor is coaxially connected with the harmonic reducer 6; the motor and the harmonic reducer 6 are packaged in a pressure-resistant sealed cabin, the tail of the pressure-resistant sealed cabin is powered by a watertight plug, and the front end of the pressure-resistant sealed cabin is an output shaft of the motor.
The buoyancy mechanism comprises a buoyancy block 1, and the lower end of the buoyancy block 1 is connected with the top of the outer sleeve 16;
the anti-torsion mechanism comprises anti-torsion pins 14, the upper ends of a plurality of anti-torsion pins 14 are connected with the upper end of an outer sleeve 16, and the lower ends of the anti-torsion pins 14 are inserted into a submarine stratum;
the transmission mechanism comprises a guide rail slide cylinder 7, a bearing 10, a screw rod 8 and a screw rod nut 11; the screw rod 8 is matched with the screw rod nut 11, the bearing 10 is connected to the outside of the screw rod nut 11, the lower end of the inner wall of the guide rail sliding cylinder 7 is connected with the screw rod nut 11, and the guide rail sliding cylinder 7 is positioned in the outer sleeve 16;
the electromagnetic control mechanism comprises an electromagnetic locking device 3, an electromagnetic locking sliding block 4 and a spring 5, wherein the electromagnetic locking device 3 and the hollow electromagnetic locking sliding block 4 are arranged at the motor support frame 2, and the electromagnetic locking device 3 is used for controlling the electromagnetic locking sliding block 5 to be clamped into or ejected out of the guide rail sliding cylinder 7; the bottom of the electromagnetic locking slide block 4 is provided with a spring 5, and a certain gap space is reserved between the electromagnetic locking device 3 and the electromagnetic locking slide block 4; after the electromagnetic locking device 3 of the electromagnetic control mechanism is electrified, the electromagnetic locking sliding block 4 is pressed down under the action of electromagnetic force, so that the electromagnetic locking sliding block 4 is clamped into the guide rail sliding cylinder 7, the anchoring device is converted from a drilling state to a supporting state, and two movement modes driven by a driving device are realized.
In one embodiment, the surface of the self-propelled drill bit 12 has equidistant helical blades that can drain mud, reduce the front drag during formation drilling and provide drilling power.
In one embodiment, the buoyancy block 1 is a cylindrical buoyancy block, and the vertical falling posture of the buoyancy block 1 is automatically adjusted after the anchoring device is thrown by the AUV.
In one embodiment, the anti-twisting mechanism further comprises an elastic connection film 15, and the elastic connection film 15 is connected to the upper sections of the two adjacent anti-twisting pins 14. The upper ends of the plurality of anti-torsion pins 14 are connected with the upper ends of the outer sleeves 16, the upper sections of the pins are connected with the elastic connecting film 15, the area of the middle sections of the pins is increased, the anti-rotation effect is achieved, the lower ends of the pins are sharp, and the pins are more convenient to insert into a soil foundation for supporting.
In one embodiment, the upper part of the guide rail sliding cylinder 7 is in a tooth groove structure, the lower part of the electromagnetic locking sliding block 4 is matched with the tooth groove structure of the guide rail sliding cylinder 7, and the electromagnetic locking sliding block 4 can be inserted into or ejected out of the tooth groove structure of the guide rail sliding cylinder 7. The electromagnetic locking slide block 4 of the electromagnetic control mechanism is inserted into the guide rail slide cylinder 7 under the locking working condition, so that the guide rail slide cylinder 7 is locked, and the guide rail slide cylinder 7 is converted from rotary motion to up-and-down motion.
After the electromagnetic locking device 3 of the electromagnetic control mechanism is electrified, the electromagnetic locking sliding block 4 is pressed down under the action of electromagnetic force, so that the electromagnetic locking sliding block 4 is clamped into the guide rail sliding cylinder 7, the guide rail sliding cylinder 7 and the screw nut 11 cannot be driven to rotate after being clamped by the locking sliding block, and the anchoring device is converted from a drilling state to a supporting state. After the power is off, the electromagnetic locking device 3 of the electromagnetic control mechanism can rebound the electromagnetic locking sliding block 4 to the original position under the action of the elastic force of the spring 5, so that the electromagnetic locking sliding block 4 is ejected out of the guide rail sliding cylinder 7, and the anchoring device is converted from a 'supporting state' to a 'drilling state'.
The "drilling state" of the anchoring device is shown in fig. 1-2, i.e. when the electromagnetic locking slide block 4 is not clamped into the guide rail slide cylinder 7, the driving mechanism drives the self-propelled drill bit 12 to drill in a rotating way. As shown in fig. 3-4, when the electromagnetic locking slide block 4 is clamped into the guide rail slide cylinder 7, the outer sleeve 16 cannot be driven to rotate after being clamped by the electromagnetic locking slide block 4, the rotary driving force provided by the driving mechanism moves through the transmission mechanism, the screw nut 11 moves upwards under the action of the driving force, the support plate connecting seat 9 is driven to move upwards to unfold the support plate, and when the screw nut 11 moves to the uppermost end, the support plate 13 is completely unfolded as shown in fig. 6.
In one embodiment, the anti-twist mechanism is in a collapsed state when the anchor is not in a lowered motion, and each anti-twist pin 14 is attached to the outer wall of the outer sleeve 16; the torsion preventing mechanism is configured such that each torsion preventing pin 14 is opened in an umbrella-like shape when the anchor is lowered and seated. With the lowering of the anchoring device, the torsion preventing mechanism is unfolded under the impact force of water and inserted into the deep sea stratum, and the anchoring device plays roles of fixing and torsion preventing when in self-propelling movement.
In one embodiment, the anchoring device further comprises a supporting and fixing mechanism, the supporting and fixing mechanism comprises a supporting plate 13 and supporting plate bases 9, a plurality of supporting plate bases 9 are connected with the bearings 10, one end of each connecting rod is hinged to the supporting plate base 9, and the other end of each connecting rod penetrates through the outer wall of the outer sleeve 16 and then is connected with the supporting plate 13.
In one embodiment, the support plates 13 are in a collapsed state when the anchoring device is not in a lowered motion, and each support plate 13 is attached to the outer wall of the outer sleeve 16; when the anchoring device performs the submarine anchoring support, the supporting plate 13 is in an open state, and the supporting plate 13 is inserted into the soil of the submarine stratum to play a role in the anchoring support. When the locking slide block is clamped into the guide rail slide cylinder 7, the guide rail slide cylinder 7 and the screw nut 11 cannot be driven to rotate after being clamped by the locking slide block, the rotation motion provided by the driving mechanism is converted into the up-and-down motion of the screw nut 11, so that the bearing 10 drives the support plate base 9 to move upwards, the support plate 13 is unfolded, and when the screw nut 11 moves to the uppermost end of the screw rod 8, the support plate 13 is completely unfolded.
The deployment flow of the micro submarine stratum active anchoring device is as follows:
firstly, a submerged robot hovers to start to lay a miniature submarine stratum active anchoring device, the buoyancy block 1 helps the anchoring device to sit at the bottom in a vertical posture along with the falling of the anchoring device, an anti-torsion mechanism of the anchoring device is unfolded under the impact force of seawater, and after the anchoring device sits at the bottom, an anti-torsion contact pin 14 of the anti-torsion mechanism is inserted into the submarine stratum to achieve the functions of fixation and anti-torsion;
step two, the electromagnetic control mechanism is powered off in an initial state, the anchoring device is in a drilling state, and under the driving action of forward rotation of the motor, the anchoring device performs drilling movement to the submarine stratum;
and thirdly, when the anchoring device drills to a set depth, the electromagnetic control mechanism is electrified to lock the guide rail sliding cylinder 7, so that the driving device cannot drive the guide rail sliding cylinder 7 to rotate in the moving process, and the guide rail sliding cylinder 7 is converted into a supporting state. Under the reverse rotation action of the driving mechanism, the screw nut 11 moves to the top end position of the screw rod 8, the supporting plate 13 of the anchoring device is completely opened, and the anchoring device can realize the fixation action on the submarine stratum;
the recovery flow of the micro submarine stratum active anchoring device is as follows:
step one, an underwater robot finishes hovering and starts to recover a miniature submarine stratum active anchoring device; the motor of the driving mechanism rotates forwards again to drive the supporting plate 13 to retrieve and move and drive the anchoring device to move downwards, so that the supporting plate 13 is better retrieved and attached to the machine body, and the supporting function of the supporting mechanism of the anchoring device on the submarine stratum is eliminated.
And step two, the electromagnetic control mechanism is powered off, the anchoring device is converted into a drilling state, a motor of the driving mechanism is reversed, the self-propelled drill bit 12 pushes the anchoring device upwards to recover, and simultaneously, under the combined action of the pulling force of the supporting device of the underwater robot equipment and the buoyancy of the buoyancy block 1 of the anchoring device, the recovery of the anchoring device is realized.
It should be noted that it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (6)
1. A miniature submarine stratum active anchoring device, which is characterized in that: comprising
The drilling mechanism comprises a self-propelled drill bit which is connected with an output shaft of the driving mechanism through a drill bit connector;
the driving mechanism comprises a motor support frame, a motor and a harmonic reducer, wherein the top of the motor support frame is connected with the inner wall of the top end of the outer sleeve, the bottom of the motor support frame is connected with the motor, and the motor is coaxially connected with the harmonic reducer;
the buoyancy mechanism comprises a buoyancy block, and the lower end of the buoyancy block is connected with the top of the outer sleeve;
the anti-torsion mechanism comprises anti-torsion pins, the upper ends of a plurality of the anti-torsion pins are connected with the upper end of the outer sleeve, and the lower ends of the anti-torsion pins are inserted into a submarine stratum;
the transmission mechanism comprises a guide rail sliding cylinder, a bearing, a screw rod and a screw rod nut; the screw rod is matched with the screw rod nut, the bearing is connected to the outside of the screw rod nut, the lower end of the inner wall of the guide rail sliding cylinder is connected with the screw rod nut, and the guide rail sliding cylinder is positioned in the outer sleeve;
the electromagnetic control mechanism comprises an electromagnetic locking device, an electromagnetic locking sliding block and a spring, wherein the electromagnetic locking device and the hollow electromagnetic locking sliding block are arranged at the motor support frame, and the electromagnetic locking device is used for controlling the electromagnetic locking sliding block to be clamped into or ejected out of the guide rail sliding cylinder; the spring is arranged at the bottom of the electromagnetic locking sliding block;
the anchoring device further comprises a supporting and fixing mechanism, the supporting and fixing mechanism comprises a supporting plate and supporting plate bases, a plurality of supporting plate bases are connected with the bearings, one end of a connecting rod is hinged to the supporting plate bases, and the other end of the connecting rod penetrates through the outer wall of the outer sleeve and then is connected with the supporting plate; when the anchoring device does not perform the lowering movement, the supporting plates are in a furled state, and each supporting plate is attached to the outer wall of the outer sleeve; the supporting plate is in an open state when the anchoring device performs anchoring and supporting on the submarine stratum, and is unfolded and inserted into soil in the submarine stratum to perform anchoring and supporting;
after the electromagnetic locking device of the electromagnetic control mechanism is electrified, the electromagnetic locking sliding block is pressed down under the action of electromagnetic force, so that the electromagnetic locking sliding block is clamped into the guide rail sliding cylinder, the guide rail sliding cylinder and the screw nut cannot be driven to rotate after being clamped by the locking sliding block, and the anchoring device is converted into a supporting state from a drilling state; after the electromagnetic locking device of the electromagnetic control mechanism is powered off, the electromagnetic locking sliding block is rebounded to the original position under the action of spring force, so that the electromagnetic locking sliding block is ejected from the guide rail sliding cylinder, and the anchoring device is converted into a drilling state from a supporting state; the drilling state of the anchoring device, namely when the electromagnetic locking sliding block is not clamped into the guide rail sliding cylinder, the driving mechanism can drive the self-propelled drill bit to drill in a rotating way; the supporting state of the anchoring device, namely when the electromagnetic locking sliding block is clamped into the guide rail sliding cylinder, the outer sleeve cannot be driven to rotate after being clamped by the electromagnetic locking sliding block, the rotary motion provided by the driving mechanism is converted into the up-and-down motion of the screw rod nut, so that the bearing drives the base of the supporting plate to move upwards, the supporting plate is unfolded, and when the screw rod nut moves to the uppermost end of the screw rod, the supporting plate is completely unfolded.
2. The micro-subsea formation active anchoring device of claim 1, wherein: the surface of the self-propelled drill bit has equidistant helical blades.
3. The micro-subsea formation active anchoring device of claim 1, wherein: the buoyancy block adopts a cylindrical buoyancy block.
4. The micro-subsea formation active anchoring device of claim 1, wherein: the anti-torsion mechanism further comprises an elastic connecting film, and the upper sections of two adjacent anti-torsion contact pins are connected with the elastic connecting film.
5. The micro-subsea formation active anchoring device of claim 1, wherein: the upper part of the guide rail sliding cylinder is of a tooth groove structure, the lower part of the electromagnetic locking sliding block is matched with the tooth groove structure of the guide rail sliding cylinder, and the electromagnetic locking sliding block can be inserted into or ejected out of the tooth groove structure of the guide rail sliding cylinder.
6. The micro-subsea formation active anchoring device of claim 1, wherein: when the anchoring device does not perform the lowering movement, the anti-torsion mechanism is in a furled state, and each anti-torsion contact pin is attached to the outer wall of the outer sleeve; when the anchoring device is lowered and seated, the anti-torsion mechanism is in an umbrella-shaped open state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210806263.6A CN115123457B (en) | 2022-07-08 | 2022-07-08 | Active anchoring device for miniature submarine stratum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210806263.6A CN115123457B (en) | 2022-07-08 | 2022-07-08 | Active anchoring device for miniature submarine stratum |
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| CN115123457A CN115123457A (en) | 2022-09-30 |
| CN115123457B true CN115123457B (en) | 2023-07-07 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3621910A (en) * | 1968-04-22 | 1971-11-23 | A Z Int Tool Co | Method of and apparatus for setting an underwater structure |
| GB1359961A (en) * | 1972-01-13 | 1974-07-17 | Baker Oil Tools Inc | Underwater anchor apparatus and methods of installation |
| CN210104735U (en) * | 2019-05-30 | 2020-02-21 | 倪正田 | Rotary type ground anchor device for burying sleeve in deep drilling of geotechnical engineering |
| CN110847823B (en) * | 2019-11-26 | 2022-01-25 | 浙江大学 | Autonomous drilling robot for deep stratum of seabed |
| CN112195971B (en) * | 2020-10-21 | 2022-07-29 | 厦门理工学院 | Marine fixed anchor fixes immersed tube device |
| CN114291210B (en) * | 2022-01-06 | 2023-06-09 | 西南石油大学 | Automatic submarine anchoring device |
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