CN112744338A - Underwater auxiliary recovery device and using method thereof - Google Patents
Underwater auxiliary recovery device and using method thereof Download PDFInfo
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- CN112744338A CN112744338A CN202110200859.7A CN202110200859A CN112744338A CN 112744338 A CN112744338 A CN 112744338A CN 202110200859 A CN202110200859 A CN 202110200859A CN 112744338 A CN112744338 A CN 112744338A
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- floating body
- underwater
- recovery device
- releaser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/06—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects in which lifting action is generated in or adjacent to vessels or objects
- B63C7/08—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects in which lifting action is generated in or adjacent to vessels or objects using rigid floats
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- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an underwater auxiliary recovery device, which comprises: the rope winding device comprises a main floating body assembly, a top floating body, a rope, a releaser and a winding cylinder for winding the rope, wherein the winding cylinder is arranged on the main floating body assembly, one end of the rope is connected with the main floating body assembly, the other end of the rope is connected with the main floating body assembly, one end of the releaser is connected with the top floating body, and the other end of the releaser is connected with the top floating body. The invention also discloses a using method of the underwater auxiliary recovery device. The invention aims to solve the technical problems that when underwater equipment is recovered by adopting a load rejection recovery scheme in the prior art, cables are influenced by ocean currents and are easy to interfere with each other, so that the cables are wound and knotted, and the whole system is damaged.
Description
Technical Field
The invention belongs to the technical field of underwater equipment recovery, and particularly relates to an underwater auxiliary recovery device and a using method thereof.
Background
With the development of marine underwater resources, more and more underwater equipment systems are placed underwater for a long time; due to the complexity of the marine underwater environment, the underwater equipment needs to be recovered and maintained. The subsea equipment system comprises a multi-point mooring subsea equipment system, the structure of which is relatively complex, comprising: the device comprises a plurality of instruments connected by cables, a floating body and a heavy block which are respectively connected with the instruments, wherein a releaser is arranged between the instruments and the heavy block and is remotely controlled by a deck control unit. When the multi-point mooring underwater equipment system works normally underwater, a plurality of instruments are in fixed positions under the action of the weight blocks.
When recovery and maintenance are needed, the scheme adopted in the prior art is load rejection. Namely: the releaser is remotely controlled to release through the deck control unit, the weight blocks are separated from the instrument, the load of the weight blocks is abandoned, the multi-point mooring underwater equipment system except the weight blocks freely floats under the buoyancy action of the floating body, and the floating body is salvaged by a salvage ship after floating.
The defects of the prior art are as follows: when the load is thrown and the underwater equipment system is moored in multiple points, the underwater equipment system can be influenced by ocean currents, the mooring lines are easy to interfere with each other when floating upwards, and the mooring lines are wound and knotted, so that the whole system is damaged due to influence.
Disclosure of Invention
Technical problem to be solved
The invention provides various underwater auxiliary recovery devices and use methods thereof, and aims to solve the technical problems that cables are influenced by ocean currents and are easy to interfere with each other, so that winding and knotting are caused, and the whole system is influenced and damaged when underwater equipment is recovered by adopting a load rejection recovery scheme in the prior art.
(II) technical scheme
In order to solve the technical problem, the invention provides an underwater auxiliary recovery device, which comprises: the rope winding device comprises a main floating body assembly, a top floating body, a rope, a releaser and a winding cylinder for winding the rope, wherein the winding cylinder is arranged on the main floating body assembly, one end of the rope is connected with the main floating body assembly, the other end of the rope is connected with the main floating body assembly, one end of the releaser is connected with the top floating body, and the other end of the releaser is connected with the top floating body; the underwater auxiliary recovery device is in a first state, the mooring rope is wound on the coiling cylinder, and the lower end face of the top floating body abuts against the upper end face of the coiling cylinder.
Preferably, the main float assembly includes: main skeleton and main body, the main skeleton includes: the upper clamping plate and the lower clamping plate respectively clamp the upper end face and the lower end face of the main floating body; one side of the lower clamping plate, which is far away from the upper clamping plate, is provided with a lower ear plate.
Preferably, the coiled tube comprises: the barrel, locate the connection pad of barrel lower part, the punch holder is hollow structure, the connection pad with the punch holder screw thread links to each other.
Preferably, the whole barrel is in a hollow truncated cone shape with a small upper part and a large lower part, and the releaser is arranged in the barrel.
Preferably, the underwater auxiliary recovery device further comprises a first release buckle, an upper ear plate is further arranged on one side, far away from the lower clamping plate, of the upper clamping plate, and the upper ear plate is connected with the lower portion of the releaser through the first release buckle.
Preferably, the underwater auxiliary recovery device further comprises a second release button connected to the lower part of the top floating body, and the top floating body is connected to the upper part of the releaser through the second release button.
Preferably, the upper part of the top floating body is provided with a beacon and a lifting lug.
Preferably, the releaser is an acoustic releaser or an electromagnetic releaser.
Preferably, the underwater auxiliary recovery apparatus further comprises a deck control unit for remotely controlling the release of the releaser.
The invention also provides a using method of the underwater auxiliary recovery device, the underwater auxiliary recovery device is used for carrying out auxiliary recovery on underwater equipment, and the using method of the underwater auxiliary recovery device comprises the following steps:
when the attitude of the underwater equipment needs to be stabilized: connecting the underwater equipment to the lower part of the main floating body assembly, wherein the underwater auxiliary recovery device is in the first state, the lower part of the underwater equipment is connected with a weight, the main floating body assembly and the top floating body provide buoyancy, the weight provides gravity, and the main floating body assembly, the top floating body and the weight stabilize the posture of the underwater auxiliary recovery device together;
when the underwater equipment needs to be recovered, the top floating body drives the mooring rope to float together after the releaser is controlled to release until the mooring rope floats out of the water surface, so that auxiliary recovery is realized.
(III) advantageous effects
Compared with the prior art, the underwater auxiliary recovery device and the using method thereof have the beneficial effects that:
compared with the prior art, the using method of the underwater auxiliary recovery device can be matched with the weight block to stabilize the posture of underwater equipment, and can also assist a salvage ship to recover the underwater equipment. The underwater auxiliary recovery device can be used for assisting in recovering complex underwater equipment systems, effectively avoiding the problems of winding, knotting and the like caused by mutual interference of cable systems and protecting multipoint mooring underwater equipment systems from being damaged in the recovery process. After recovery and maintenance are finished, the underwater auxiliary recovery device can be put into use again, and is convenient and reliable.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and not to be construed as limiting the invention in any way, and in which:
FIG. 1 is a schematic view of the overall structure of an auxiliary underwater recovery device according to the present invention;
FIG. 2 is a schematic view of an auxiliary underwater recovery device of the present invention in a first state;
FIG. 3 is a schematic view of an auxiliary underwater recovery device of the present invention in a second state (after release of the release);
FIG. 4 is a schematic structural diagram of a main frame in an underwater auxiliary recovery device according to the present invention;
fig. 5 is a schematic structural view of a winding drum in an underwater auxiliary recovery device according to the present invention.
Description of reference numerals:
1. the floating body assembly comprises a main floating body assembly, 2, a top floating body, 3, a cable, 4, a releaser, 5, a coiling cylinder, 6, a first release buckle, 7, a second release buckle, 8, a beacon, 9, a lifting lug, 10, a deck control unit, 11, a main framework, 12, a main floating body, 51, a cylinder body, 52, a connecting disc, 111, an upper clamp plate, 112, a lower clamp plate, 113, a connecting plate, 114, a lower lug plate and 115, an upper lug plate.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
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; the two elements may be mechanically or electrically connected, directly or indirectly connected through an intermediate medium, or connected through the inside of the two elements, or "in transmission connection", that is, connected in a power manner through various suitable manners such as belt transmission, gear transmission, or sprocket transmission. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention will be further described with reference to the accompanying figures 1-5.
Referring now more particularly to fig. 1-3, an underwater assisted recovery apparatus includes: main body assembly 1, top body 2, hawser 3, releaser 4 and the coiling section of thick bamboo 5 that is used for winding hawser 3 coil on a section of thick bamboo 5 locates main body assembly 1, the one end of hawser 3 links to each other with main body assembly 1, and the other end of hawser 3 links to each other with top body 2, and the one end of releaser 4 links to each other with main body assembly 1, and the other end of releaser 4 links to each other with top body 2.
When the underwater auxiliary recovery device is used, an underwater equipment system is connected to the lower part of the main floating body component 1, the underwater equipment can be of various structures, and the following multi-point mooring underwater equipment system is taken as an example and comprises: a plurality of instruments connected by a cable system, a weight connected to the instruments. Under the action of the weight, the instrument is in a fixed state under water.
In the underwater auxiliary recovery device, a main floating body component 1 is suspended at a certain depth, provides main buoyancy and is used for stabilizing the posture of the underwater auxiliary recovery device. The mooring rope 3 is wound on the coiling cylinder 5, and the size of the coiling cylinder 5 can be adjusted according to the required floating depth of the top floating body 2 during specific implementation. Releaser 4 is connected with top body 2, and the up end of winding a section of thick bamboo 5 is coiled to the lower terminal surface butt of top body 2, and the lower extreme of top body 2 restricts to hawser 3 on winding a section of thick bamboo 5, prevents that hawser 3 is not hard up to realize the fixed of hawser 3. The above state is the first state shown in fig. 2, and the releaser 4 is in the non-release state.
The invention relates to a using method of an underwater auxiliary recovery device, wherein the underwater auxiliary recovery device is used for carrying out auxiliary recovery on underwater equipment, and the using method of the underwater auxiliary recovery device comprises the following contents: when the attitude of the underwater equipment needs to be stabilized: connecting underwater equipment to the lower part of the main floating body component 1, enabling the underwater auxiliary recovery device to be in a first state, connecting a heavy block to the lower part of the underwater equipment, enabling the main floating body component 1 and the top floating body to provide buoyancy, enabling the heavy block to provide gravity, and enabling the main floating body component 1, the top floating body 2 and the heavy block to jointly stabilize the posture of the underwater auxiliary recovery device. When underwater equipment needs to be recovered, the top floating body 2 floats upwards together with the mooring rope 3 after the release of the control releaser 4 until the top floating body floats out of the water surface, so that auxiliary recovery is realized. The method comprises the following specific steps:
when the multi-point mooring underwater equipment system needs to be recovered and maintained, the top floating body 2 can float up together with the mooring rope 3 after the release of the controlled releaser 4 until the top floating body floats out of the water surface, so that the aim of auxiliary recovery is fulfilled. This state is the second state shown in fig. 3. In this state, the salvage ship can then salvage and recover subsequent equipment by hooking the top of the top floating body 2. In the salvaging process, the main floating body assembly 1 and the weight block respectively tension the instruments from the upper direction and the lower direction, the cable systems among the instruments are all in a tensioned stable posture, the cable systems can effectively resist the influence of ocean currents, the problems that the cable systems are mutually interfered to cause winding and knotting and the like are avoided, and the multi-point mooring underwater equipment system is protected from being damaged in the recycling process.
According to an embodiment of the invention the upper part of the top float 2 is provided with a beacon 8 and a lifting eye 9. In this embodiment, the top float 2 can be positioned by the beacon 8, which is beneficial for the salvage operator to quickly obtain the position of the underwater auxiliary recovery device. The fishing boat hooks the upper lifting lug 9 of the floating body, so that the fishing is convenient.
According to an embodiment of the invention, the underwater auxiliary recovery device further comprises a deck control unit 10 for remotely controlling the release of the release 4. The release is remotely controlled by the deck control unit 10, which improves the ease of control.
Referring now with emphasis to fig. 4, according to an embodiment of the present invention, a main float assembly 1 comprises: main skeleton 11 and main body 12, main skeleton 11 includes: the upper clamping plate 111, the lower clamping plate 112 and the connecting plate 113, the connecting plate 113 penetrates through the main floating body 12 and is respectively connected with the upper clamping plate 111 and the lower clamping plate 112, and the upper clamping plate 111 and the lower clamping plate 112 respectively clamp the upper end face and the lower end face of the main floating body 12; the lower clamping plate 112 is provided with a lower ear plate 114 at the side far away from the upper clamping plate 111. In this embodiment, the main float 12 is effectively secured by this structure, and the lower ear plate 114 is used to connect to underwater equipment.
Referring with emphasis to fig. 5, according to an embodiment of the present invention, the winding cylinder 5 includes: the barrel 51, the connection disc 52 that sets up the barrel 51 lower part, upper plate 111 is hollow structure, and connection disc 52 and upper plate 111 screw thread are continuous. During specific implementation, a plurality of bolt holes are formed in the periphery of the connecting disc 52 and correspond to the bolt holes in the upper clamping plate 111 one by one, and the coiling cylinder 5 is fixed on the main framework 11 through bolt connection. In this embodiment, the hollow structure of the upper plate 111 is used to accommodate a threaded connector, and to prevent the threaded connector from passing through the upper plate 111 and interfering with the main float 12. It should be noted that, when the cable 3 is wound, one end of the cable 3 is wound and fixed on the main frame 11, from the bottom of the winding cylinder 5 to the top, from the inside to the outside, one circle of the cable is wound on the cylinder 51 of the winding cylinder 5, and finally the other end is connected and fixed on the ear plate at the lower end of the top floating body 2. This configuration facilitates release of the cable 3.
According to the embodiment of the present invention, the cylinder 51 has a hollow truncated cone shape with a small top and a large bottom as a whole, and the releaser 4 is provided in the cylinder 51. In this embodiment, the entire cylinder 51 is a truncated cone-shaped structure with a small top and a large bottom, which is beneficial to release the top floating body 2 and then release the mooring rope 3 wound on the winding cylinder 5 easily. The barrel 51 is of a hollow structure and is used for installing the releaser 4, the releaser 4 is arranged at the center of the barrel 51, the tension of the releaser 4 on the top floating body 2 can be ensured to be positioned at the axial position of the barrel 51, and the stress stability is improved.
According to the embodiment of the invention, the underwater auxiliary recovery device further comprises a first release button 6, an upper ear plate 115 is further arranged on one side of the upper clamping plate 111 far away from the lower clamping plate 112, and the upper ear plate 115 is connected with the lower part of the releaser 4 through the first release button 6. The underwater auxiliary recovery device also comprises a second release button 7 connected to the lower part of the top floating body 2, and the top floating body 2 is connected with the upper part of the releaser 4 through the second release button 7. In this embodiment, the first release button 6 and the second release button 7 are respectively connected to two ends of the releaser 4, which is beneficial to installation and disassembly.
According to a particular embodiment of the invention, the release 4 is an acoustic release or an electromagnetic release.
Compared with the prior art, the using method of the underwater auxiliary recovery device can be matched with the weight block to stabilize the posture of underwater equipment, and can also assist a salvage ship to recover the underwater equipment. The underwater auxiliary recovery device can be used for assisting in recovering complex underwater equipment systems, effectively avoiding the problems of winding, knotting and the like caused by mutual interference of cable systems and protecting multipoint mooring underwater equipment systems from being damaged in the recovery process. After recovery and maintenance are finished, the underwater auxiliary recovery device can be put into use again, and is convenient and reliable.
Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. An underwater assisted recovery device, comprising: the rope winding device comprises a main floating body assembly, a top floating body, a rope, a releaser and a winding cylinder for winding the rope, wherein the winding cylinder is arranged on the main floating body assembly, one end of the rope is connected with the main floating body assembly, the other end of the rope is connected with the main floating body assembly, one end of the releaser is connected with the top floating body, and the other end of the releaser is connected with the top floating body; the underwater auxiliary recovery device is in a first state, the mooring rope is wound on the coiling cylinder, and the lower end face of the top floating body abuts against the upper end face of the coiling cylinder.
2. The underwater auxiliary recovery device of claim 1, wherein the main float assembly comprises: main skeleton and main body, the main skeleton includes: the upper clamping plate and the lower clamping plate respectively clamp the upper end face and the lower end face of the main floating body; one side of the lower clamping plate, which is far away from the upper clamping plate, is provided with a lower ear plate.
3. The underwater auxiliary recovery device of claim 2, wherein the coiled tubing comprises: the barrel, locate the connection pad of barrel lower part, the punch holder is hollow structure, the connection pad with the punch holder screw thread links to each other.
4. The underwater auxiliary recovery device of claim 3, wherein the cylinder is a hollow truncated cone with a small upper part and a large lower part, and the releaser is arranged in the cylinder.
5. The underwater auxiliary recovery device of claim 4, further comprising a first release button, wherein an upper ear plate is further arranged on one side of the upper clamp plate, which is far away from the lower clamp plate, and the upper ear plate is connected with the lower part of the releaser through the first release button.
6. The underwater assisted recovery device of claim 1, further comprising a second release button connected to a lower portion of the top float, the top float being connected to an upper portion of the releaser by the second release button.
7. An underwater auxiliary recovery device as claimed in claim 1, wherein the upper part of the top float is provided with a beacon and a lifting lug.
8. The subsea auxiliary recovery device of claim 1, wherein the releaser is an acoustic releaser or an electromagnetic releaser.
9. The underwater assisted recovery device of claim 1, further comprising a deck control unit for remotely controlling the release of the releaser.
10. Use of an auxiliary underwater recovery device according to any of claims 1 to 9 for auxiliary recovery of underwater equipment, comprising:
when the attitude of the underwater equipment needs to be stabilized: connecting the underwater equipment to the lower part of the main floating body assembly, wherein the underwater auxiliary recovery device is in the first state, the lower part of the underwater equipment is connected with a weight, the main floating body assembly and the top floating body provide buoyancy, the weight provides gravity, and the main floating body assembly, the top floating body and the weight stabilize the posture of the underwater auxiliary recovery device together;
when the underwater equipment needs to be recovered, the top floating body drives the mooring rope to float together after the releaser is controlled to release until the mooring rope floats out of the water surface, so that auxiliary recovery is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110200859.7A CN112744338A (en) | 2021-02-23 | 2021-02-23 | Underwater auxiliary recovery device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110200859.7A CN112744338A (en) | 2021-02-23 | 2021-02-23 | Underwater auxiliary recovery device and using method thereof |
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| Publication Number | Publication Date |
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| CN112744338A true CN112744338A (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110200859.7A Pending CN112744338A (en) | 2021-02-23 | 2021-02-23 | Underwater auxiliary recovery device and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116331407A (en) * | 2023-05-22 | 2023-06-27 | 中国空气动力研究与发展中心空天技术研究所 | Underwater residence system controlled by passive depth setting |
-
2021
- 2021-02-23 CN CN202110200859.7A patent/CN112744338A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116331407A (en) * | 2023-05-22 | 2023-06-27 | 中国空气动力研究与发展中心空天技术研究所 | Underwater residence system controlled by passive depth setting |
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