CN113232772A - Octopus-imitated anchoring and positioning device - Google Patents
Octopus-imitated anchoring and positioning device Download PDFInfo
- Publication number
- CN113232772A CN113232772A CN202110507486.8A CN202110507486A CN113232772A CN 113232772 A CN113232772 A CN 113232772A CN 202110507486 A CN202110507486 A CN 202110507486A CN 113232772 A CN113232772 A CN 113232772A
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- Prior art keywords
- anchor
- anchoring
- cavity
- anchor body
- octopus
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Links
- 238000004873 anchoring Methods 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 241000935974 Paralichthys dentatus Species 0.000 claims abstract description 9
- 241000238413 Octopus Species 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 16
- 241000242541 Trematoda Species 0.000 claims description 7
- 210000000078 claw Anatomy 0.000 abstract description 2
- 235000001968 nicotinic acid Nutrition 0.000 abstract description 2
- 239000013535 sea water Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Images
Classifications
-
- 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
- B63B21/22—Handling or lashing of anchors
-
- 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
- B63B21/24—Anchors
- B63B21/26—Anchors securing to bed
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention provides an octopus-imitating anchoring and positioning device which comprises a detection module, a fixing module and a pressure difference forming module; the pressure difference forming module comprises an anchor body (3) and a bidirectional water pump (4), wherein the anchor body (3) is of a cavity structure, and the bidirectional water pump (4) is arranged in the cavity of the anchor body (3); the fixing module comprises an anchor fluke (1) arranged at the lower end of the anchor body (3) and a cavity (2) arranged at the furling center of the anchor fluke (1), and the upper end of the cavity (2) is connected with the anchor body (3). Compared with the prior art, the octopus-imitating anchoring and positioning device solves the problems of 'anchor walking' and difficult anchor lifting in the conventional anchoring, and has the following advantages: 1. by utilizing the bionics principle, an eight-claw design is adopted, and eight anchor claws enable the ocean floor to be firmly gripped like an octopus. 2. By utilizing the pressure principle, a pressure difference is formed through the bidirectional water pump, and the positioning and the releasing of anchoring are effectively completed.
Description
Technical Field
The invention relates to the technical field of anchoring equipment, in particular to a marine anchoring and positioning device.
Background
The anchoring and positioning device is a necessary device for ships, especially engineering ships, and uses anchors, anchor cables and anchor chains to tie marine structures or ships in a specified water area, so as to limit external force to change the state of the ships or structures, keep the ships or structures in a positioning mode on a preset position and stabilize the ships by means of the anchoring and positioning device.
The ship and the marine structure mainly adopt two modes of anchoring and dynamic positioning to ensure the stability of offshore construction. Compared with dynamic positioning, anchoring positioning has the advantages of less investment, convenient use and maintenance, high safety and the like. Therefore, mooring systems are widely used in marine structures and engineering vessel operations.
The invention patent with the publication number of CN108750013B entitled "anchoring positioning device" discloses an anchoring positioning mechanism, which adopts a mode of screwing a spiral anchor rod into soil for positioning by means of self gravity, and the device has resistance of spiral fan blades to improve the stability of anchoring positioning, but has the risk of 'anchor walking' when the stormy waves are large.
The stability of anchoring is extremely important for the mooring of ships, the occurrence of conditions such as breakage or 'anchor walking' brings great danger to crews, and in order to reduce the occurrence of similar accidents, a reliable anchoring positioning device needs to be designed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an octopus-imitating anchoring and positioning device which can ensure that a ship anchor is tightly fixed with the sea bottom, effectively prevent the anchor walking situation and realize the reliability of anchoring and positioning.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an octopus-imitating anchoring and positioning device comprises a detection module, a fixing module and a pressure difference forming module;
the pressure difference forming module comprises an anchor body (3) and a bidirectional water pump (4), wherein the anchor body (3) is of a cavity structure, and the bidirectional water pump (4) is arranged in the cavity of the anchor body (3);
the fixing module comprises an anchor fluke (1) arranged at the lower end of the anchor body (3) and a cavity (2) arranged at the furling center of the anchor fluke (1), and the upper end of the cavity (2) is connected with the anchor body (3).
Preferably, the first and second electrodes are formed of a metal,
the detection module comprises a camera, and the camera is installed on the anchor body (3).
The anchor flukes (1) are arranged at the lower end of the anchor body (3) uniformly.
The upper end of the cavity of the anchor body (3) is a spherical section, and the lower end of the cavity is a cylindrical section.
The edge of the cavity (2) is in a shape of a slope and a thin tooth.
The top of the anchor body (3) is provided with a connecting ring (6), and the connecting ring (6) is provided with an anchor chain (5). The connecting rings (6) can be arranged in a plurality and are evenly distributed at the upper end of the anchor body (3).
The bidirectional water pump (4) is provided with two liquid inlet and outlet ports (41) and (42) which are respectively fixedly connected with the upper end and the lower end of the anchor body (3), wherein one end of the liquid inlet and outlet port (42) leads to the cavity (2), and the other end of the liquid inlet and outlet port (41) leads to the outside of the device, such as the sea.
More preferably still, the first and second liquid crystal compositions are,
two liquid inlet and outlet ports (41) and (42), wherein one liquid inlet and outlet port (42) is a straight head and leads to the cavity (2), and the other liquid inlet and outlet port (41) is an elbow and leads to the outside ocean; the bidirectional water pump (4) carries out waterproof treatment.
The positioning principle of the octopus-imitating anchoring and positioning device is as follows:
slowly discharging an anchor chain (5) to a mooring place, embedding the anchor flukes (1) and the thin-wall ends of the cavities (2) into the ground, forming a closed space, controlling and starting the bidirectional water pump (4), pumping seawater in the cavities (2) into the sea, enabling the pressure in the closed space to be smaller and smaller along with continuous pumping, and enabling the ship anchor to sink due to downward transversal force generated by the difference between the internal pressure and the external pressure until the ship anchor is tightly connected with the seabed so as to finish mooring positioning. When the anchor is to be retracted, the bidirectional water pump (4) is controlled to be started, seawater in the sea is flushed into the cavity (2), the internal pressure is recovered to the ambient pressure, and then the ship anchor can be separated from the sea bottom, and the anchor retraction is completed.
Compared with the prior art, the octopus-imitating anchoring and positioning device solves the problems of 'anchor walking' and difficult anchor lifting in the conventional anchoring, and has the following advantages:
1. by utilizing the bionics principle, an eight-claw design is adopted, and eight anchor claws enable the ocean floor to be firmly gripped like an octopus.
2. By utilizing the pressure principle, a pressure difference is formed through the bidirectional water pump, and the positioning and the releasing of anchoring are effectively completed.
3. And the device such as a camera is arranged to realize the detection of the environment of the anchoring place and the effective control of accurately enabling the ship anchor to reach the anchoring positioning point.
Drawings
FIG. 1 is a cross-sectional view of the present mooring locating device;
FIG. 2 is a schematic view of the anchor positioning device of the present invention;
FIG. 3 is a top plan view of the anchor positioning device of the present invention;
fig. 4 is a schematic structural view of the cavity (2).
The reference numbers in the figures are: 1. a fluke; 2. a cavity; 3. an anchor body; 4. a bidirectional water pump; 5. an anchor chain; 41 and 42, liquid inlet and outlet ports; 6. and (7) connecting rings.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Referring to fig. 1-4, the octopus-imitating anchoring and positioning device comprises a detection module, a fixing module and a pressure difference forming module;
wherein,
forming a pressure difference module: the anchor comprises an anchor body 3 and a bidirectional water pump 4, wherein the anchor body 3 is of a cavity structure, the upper end of the cavity of the anchor body 3 is a spherical section, the lower end of the cavity of the anchor body is a cylindrical section, and the bidirectional water pump 4 is arranged in the cavity of the anchor body 3;
fixing the module: the anchor comprises eight anchor flukes 1 which are arranged at the lower end of an anchor body 3 and are uniformly distributed and a cavity 2 which is arranged at the furled center of the eight anchor flukes 1, wherein the edge of the cavity 2 is in a shape of a slope and a thin tooth, and the upper end of the cavity 2 is connected with the anchor body 3. The ship anchor sinks under the action of gravity after entering water, the fluke 1 is embedded into seabed soil to position the whole ship anchor, the cavity 2 is embedded into the ground under the action of the fluke 1, and a closed space is formed in the cavity 2.
A detection module: the device comprises a camera, wherein the camera is installed on an anchor body 3, the camera can remotely observe anchoring positioning and releasing conditions and basic conditions around anchoring, optical cable equipment in the sea bottom is prevented from being hooked, and a proper anchoring position is found.
In addition, the top of the anchor body 3 is provided with three connecting rings 6 which are uniformly distributed at the upper end of the anchor body 3, and the connecting rings 6 are provided with anchor chains 5;
the bidirectional water pump 4 is provided with two liquid inlet and outlet ports 41 and 42 which are respectively and fixedly connected with the upper end and the lower end of the anchor body 3, wherein the liquid inlet and outlet port 42 at one end is designed to be a straight head to be communicated with the cavity 2, and the liquid inlet and outlet port 41 at the other end is designed to be communicated with the ocean; the bidirectional water pump 4 performs waterproofing treatment.
The detection module realizes the detection of the surrounding environment of the ship anchor, avoids hooking optical cable equipment on the seabed, finds a reasonable anchoring position, fixes the eight flukes 1 of the module to be embedded into seabed soil under the self gravity action of the ship anchor, thereby positioning the cavity 2, enabling the cavity to be embedded into the seabed soil to form a closed space and forming a closed space module, the bidirectional water pump 4 can pump water and drain water in two directions, when the water in the cavity 2 is pumped out by the bidirectional water pump 4, the pressure in the cavity 2 is smaller and smaller, and a large pressure difference is formed between the inside and the outside, thereby realizing ideal anchoring positioning.
The positioning principle of the octopus-imitating anchoring and positioning device is as follows:
slowly discharging an anchor chain 5 to a mooring place, embedding the eight flukes 1 and the thin-wall end of the cavity 2 into the ground, controlling to start the bidirectional water pump 4, pumping the seawater in the cavity 2 into the sea, enabling the downward-penetrating force generated by the difference of the internal and external pressure to enable the ship anchor to sink until the ship anchor is tightly connected with the seabed, and completing mooring positioning. When the anchor is to be retracted, the bidirectional water pump 4 is controlled to be started, seawater in the sea is flushed into the cavity 2, the internal pressure is recovered to the ambient pressure, and then the ship anchor can be separated from the sea bottom, and the anchor retraction is completed.
The invention is not the best known technology.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. An octopus-imitating anchoring and positioning device is characterized by comprising three working modules, namely a detection module, a fixing module and a pressure difference forming module;
the pressure difference forming module comprises an anchor body (3) and a bidirectional water pump (4), wherein the anchor body (3) is of a cavity structure, and the bidirectional water pump (4) is arranged in the cavity of the anchor body (3);
the fixing module comprises an anchor fluke (1) arranged at the lower end of the anchor body (3) and a cavity (2) arranged at the furling center of the anchor fluke (1), and the upper end of the cavity (2) is connected with the anchor body (3).
2. The simulated octopus anchoring and positioning device according to claim 1, wherein the detection module comprises a camera, and the camera is mounted on the anchor body (3).
3. The device for anchoring and positioning imitated octopus according to claim 1, wherein a plurality of flukes (1) are uniformly arranged at the lower end of the anchor body (3).
4. The octopus anchoring and positioning device as claimed in claim 1, wherein the upper end of the cavity of the anchor body (3) is a spherical segment, and the lower end of the cavity is a cylindrical segment.
5. The artificial octopus anchoring and positioning device according to claim 1, wherein the edge of the cavity (2) is in the shape of a sloping thin tooth.
6. The octopus-imitating anchoring and positioning device according to claim 1, wherein a connecting ring (6) is arranged at the top of the anchor body (3), and an anchor chain (5) is installed on the connecting ring (6).
7. The octopus-imitating anchoring and positioning device according to claim 1, wherein the bidirectional water pump (4) is provided with two liquid inlet and outlet ports (41) and (42) which are fixedly connected with the upper end and the lower end of the anchor body (3), respectively, wherein one end of the liquid inlet and outlet port (42) leads to the cavity (2), and the other end of the liquid inlet and outlet port (41) leads to the outside of the device.
8. The octopus-imitating anchoring and positioning device according to claim 7, wherein the two liquid inlets and outlets (41) and (42) are provided, wherein one end of the liquid inlet and outlet (42) is straight and leads to the cavity (2), and the other end of the liquid inlet and outlet (41) leads to the outside sea through an elbow; the bidirectional water pump (4) carries out waterproof treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507486.8A CN113232772B (en) | 2021-05-10 | 2021-05-10 | Octopus-imitated anchoring and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110507486.8A CN113232772B (en) | 2021-05-10 | 2021-05-10 | Octopus-imitated anchoring and positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113232772A true CN113232772A (en) | 2021-08-10 |
| CN113232772B CN113232772B (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110507486.8A Active CN113232772B (en) | 2021-05-10 | 2021-05-10 | Octopus-imitated anchoring and positioning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228906A (en) * | 2021-12-24 | 2022-03-25 | 江苏行萃机电有限公司 | Recovery device for preventing ship anchor from being stuck |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228906A (en) * | 2021-12-24 | 2022-03-25 | 江苏行萃机电有限公司 | Recovery device for preventing ship anchor from being stuck |
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| CN113232772B (en) | 2022-11-29 |
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