CN210660087U - Discontinuous seafloor mining system - Google Patents
Discontinuous seafloor mining system Download PDFInfo
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- CN210660087U CN210660087U CN201921241680.0U CN201921241680U CN210660087U CN 210660087 U CN210660087 U CN 210660087U CN 201921241680 U CN201921241680 U CN 201921241680U CN 210660087 U CN210660087 U CN 210660087U
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Abstract
The utility model discloses a discontinuous formula submarine mining system, including the mother ship of surface of water, float the power platform on the sea, more than one have the mining vehicle of feed bin and more than one be used for throwing to the storage ore container in seabed, be equipped with the winding and unwinding devices that is used for puting in and retrieving the storage ore container on the mother ship of surface of water, each mining vehicle passes through electric power and information transmission cable with power platform and links to each other in order to acquire power and transmission control information, discontinuous formula submarine mining system is still including being used for carrying the mineral of each mining vehicle collection to the transfer device who stores up the ore container. The utility model has the advantages of simple structure, low energy consumption, low operation cost, strong storm adaptability, good environmental protection property, strong applicability, high safety and reliability, etc.
Description
Technical Field
The utility model relates to a technical field is equipped in the mining of mineral resources under water, concretely relates to discontinuous seafloor mining system.
Background
The sea occupying 71 percent of the surface of the ball has rich mineral resources, and with the increasing exhaustion of the land mineral resources, the development and utilization of the marine mineral resources become a necessary choice for future economic development. Wherein, the minerals such as the polymetallic nodule, the cobalt-rich crust, the polymetallic sulfide, the rare earth-rich sediment and the like which are positioned at the bottom of the sea are rich in various metal elements, have higher resource grade and huge reserves, and have great commercial exploitation value.
At present, a popular submarine mining system generally comprises a mother ship on the water surface with certain power and mineral storage capacity, an ore collecting subsystem and a pipeline type lifting subsystem carried by the mother ship, and the like. The mining system collects and breaks minerals at the seafloor by a plurality of mining vehicles and delivers them to a relay bin located at the bottom of the lifting subsystem; then the minerals in the relay bin are lifted to a mother ship on the water surface by a certain method; after the minerals are primarily treated on the primary water surface ship, the primary water surface ship is transported to the land by a transport ship for mineral processing.
The pipeline type conveying technology is widely applied to the field of solid ore pulp conveying, but has high requirements on ore pulp concentration, particle size, conveying speed and the like, high energy consumption and low efficiency for conveying, and has the risk of pipeline blockage, so that the safety of the ore pulp is seriously influenced, and the pipeline type conveying technology becomes the technical bottleneck of a mining system. In addition, the mineral needs to be broken before being lifted so as to meet the requirement of a lifting system on the particle size, and the broken small-particle-size mineral is easy to overflow and diffuse in the process of being conveyed to the relay bin, so that the marine environment is influenced.
Due to the increase in depth, the hoisting system is often large in size, has high requirements on surface mother vessels, requires sufficient deck space for deployment and retrieval of the hoisting system, and requires sufficient displacement to carry the weight of the hoisting system, resulting in high operating costs of the mining system. In addition, the mining vehicle is connected with the lifting system and the surface mother ship in a series connection mode, the whole mining operation is stopped when any link is in a problem, and the shutdown loss is large and the maintenance cost is high; when severe weather such as heavy wind and waves, the primary water surface ship needs to carry the whole mining system to avoid the wind and waves, and the economical efficiency of the operation of the mining system is further influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a simple structure, the energy consumption is low, the operation cost is low, stormy wave adaptability is strong, the feature of environmental protection is good, the suitability is strong, security and the high discontinuous formula submarine mining system of reliability.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a discontinuous formula submarine mining system, includes the mother ship of surface of water, floats power platform, more than one mining vehicle that has the feed bin and more than one be used for throwing the ore storage container in the seabed that float on the sea, be equipped with the winding and unwinding devices that is used for puting in and retrieving the ore storage container on the mother ship of surface of water, each mining vehicle with power platform passes through electric power and information transmission cable and links to each other in order to acquire power and conveying control information, discontinuous formula submarine mining system still includes the transfer device that is used for carrying the mineral that each mining vehicle gathered to the ore storage container.
As a further improvement of the above technical solution:
the transfer device is more than one AUV underwater transfer device, and the storage bin and the ore storage container of the mining vehicle are provided with openable material inlet and outlet ports which are used for being in butt joint with the AUV underwater transfer device to convey minerals.
The mining vehicle is provided with a first charging interface supplied with power by a power platform, and the AUV underwater transfer equipment is provided with a second charging interface detachably matched and butted with the charging interface.
The transfer device comprises ore conveying hoses, and each mining vehicle is connected with at least one ore storage container through the ore conveying hoses.
The ore storage container is provided with an openable feed and discharge port, the ore conveying hose is detachably connected with the feed and discharge port, and the ore conveying hose is provided with an underwater propelling device which is used for driving the ore conveying hose to move along with one end connected with the feed and discharge port.
The retraction device is hoisting equipment.
And the storage container is provided with a first horizontal pushing device, an attitude adjusting device, a first navigation positioning device, a hoisting point butt joint device and a battery device, and the battery device is connected with the horizontal pushing device, the attitude adjusting device and the positioning device for supplying power.
The power platform floats on the sea surface in a semi-submersible mode; and the power platform is provided with a second horizontal propelling device, a second navigation positioning device, a communication device, a controller, a power station and a cable winch for winding and unwinding electric power and information transmission cables.
The mining method comprises the steps of putting an ore storage container to a specified position of the seabed by a mother ship on the water surface, laying a power platform in the sea, and laying a mining vehicle to the seabed; the mining vehicle moves on the seabed to carry out mining operation, and minerals are stored in a storage bin of the mining vehicle; when the weight of minerals in a bin of the mining vehicle reaches a certain weight, the minerals are transferred to a mineral storage container by utilizing a transfer device; after the ore storage container is filled with minerals, the machine selection utilizes the retraction device to recover the ore storage container to the mother ship on the water surface for ore unloading.
Compared with the prior art, the utility model has the advantages of the utility model discloses a discontinuous formula submarine mining system can be with seabed collection ore deposit and promote mineral execution stage by stage under water, utilizes the mother ship of surface of water to put in the seabed with mining vehicle and storage ore container during the operation, makes power platform float on the sea, and mining vehicle is in submarine mining operation and carries the mineral of gathering to storing up the ore container through transfer device, treats to store up the ore container and after being full of mineral, the machine selection utilizes the winding and unwinding devices to store up the whole ore container of retrieving to the mother ship of surface of water and unload the ore can. The primary water surface ship only needs to be intensively unfolded for operation before mining and during recovery of the ore storage container, the primary water surface ship does not need to operate in other time periods, the primary water surface ship can reasonably select the operation time period according to factors such as operation sea area meteorological conditions, ship leasing price and the like, and the operation cost is greatly reduced; the mining vehicle is powered by a power platform floating on the sea surface, so that the mining vehicle has better wind wave adaptability; the collected minerals are stored in the mineral storage container and are integrally lifted through the collecting and releasing device, the collected minerals do not need to be crushed and the water surface is not subjected to complex pretreatment, and the mineral collecting device is simple in structure, lower in energy consumption and more friendly to the marine environment; the whole mining system is a discontinuous system, the whole mining operation is not influenced when any link fails, the safety and the reliability are higher, the applicability is strong, and the method can be effectively applied to mining of mineral resources such as seabed polymetallic nodule, cobalt-rich crust, polymetallic sulfide, rare earth-rich sediment and the like.
Drawings
Fig. 1 is a schematic structural view of a discontinuous seafloor mining system according to embodiment 1.
Fig. 2 is a schematic structural view of a discontinuous seafloor mining system according to embodiment 2.
Illustration of the drawings:
1. a mother ship on the water surface; 11. hoisting equipment; 2. a power platform; 3. a mining vehicle; 4. an ore storage container; 5. power and information transmission cables; 6. AUV underwater transfer equipment; 7. an ore conveying hose; 8. a buoyant member.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
Example 1:
as shown in fig. 1, the discontinuous seafloor mining system of the embodiment includes a surface mother ship 1, a power platform 2 floating on the sea surface, a plurality of mining vehicles 3 with storage bins, and a plurality of storage containers 4 for being thrown to the sea bottom, wherein the surface mother ship 1 is provided with a releasing and releasing device for releasing and recovering the storage containers 4, each mining vehicle 3 is connected with the power platform 2 through an electric power and information transmission cable 5 to obtain power and transmit control information, and the discontinuous seafloor mining system further includes a transfer device for transferring minerals collected by each mining vehicle 3 to the storage containers 4. The discontinuous seafloor mining system can perform seafloor mineral collection and underwater lifting by stages, a mining vehicle 3 and a mineral storage container 4 are thrown to the seafloor by using a mother ship 1 on the water surface during operation, a power platform 2 floats on the sea surface, the mining vehicle 3 performs seafloor mining operation and conveys collected minerals to the mineral storage container 4 through a transfer device, and after the mineral storage container 4 is filled with minerals, the machine selection is performed by integrally recovering the mineral storage container 4 to the mother ship 1 on the water surface by using a retraction device to unload the minerals. The primary water surface ship 1 only needs to be intensively unfolded for operation before mining and during recovery of the ore storage container 4, the primary water surface ship 1 does not need to operate in other time periods, the primary water surface ship 1 can reasonably select the operation time period according to the meteorological conditions of the operation sea area, the rental price of the ship and other factors, and the operation cost is greatly reduced; the mining vehicle 3 is powered by the power platform 2 floating on the sea surface, so that the power platform has better wind wave adaptability; the collected minerals are stored in the mineral storage container 4 and are integrally lifted through the collecting and releasing device, the collected minerals do not need to be crushed and the water surface is not subjected to complex pretreatment, and the mineral collecting device is simple in structure, lower in energy consumption and more friendly to the marine environment; the whole mining system is a discontinuous system, the whole mining operation is not influenced when any link fails, the safety and the reliability are higher, the applicability is strong, and the method can be effectively applied to mining of mineral resources such as seabed polymetallic nodule, cobalt-rich crust, polymetallic sulfide, rare earth-rich sediment and the like.
In this embodiment, the transfer device is more than one AUV underwater transfer device 6, and the bin and the ore storage container 4 of the mining vehicle 3 are both provided with openable and closable material inlet and outlet ports for conveying minerals in butt joint with the AUV underwater transfer device 6. When the distribution of the submarine minerals is dispersed, the AUV underwater transfer equipment 6 is adopted, so that the structure is simple, the cost is saved, and the stability and the reliability of the mineral transfer are ensured. The AUV underwater transfer device 6 comprises a small-sized bin, a battery, a propelling device, a positioning device, a communication device, a control unit and a buoyancy adjusting device, wherein the small-sized bin is provided with an inlet and an outlet which are matched and butted with a bin of the mining vehicle 3 and an openable feeding and discharging port of the ore storage container 4. After the underwater transfer device is in butt joint with the mining vehicle 3, the minerals discharged from the bin of the mining vehicle 3 can be conveyed into the small bin on the AUV underwater transfer device 6. The AUV underwater transfer equipment 6 is adjusted to a zero-buoyancy state through the buoyancy adjusting device, moves to the ore storage container 4 according to the received position information and is in butt joint with the ore storage container, and the minerals in the small-sized bin are discharged into the ore storage container 4. The AUV underwater transfer equipment 6 shuttles back and forth between the mining vehicle 3 and the ore storage container 4 so as to ensure that minerals in the bin of the mining vehicle 3 can be transferred into the ore storage container 4 in time.
In this embodiment, be equipped with on the mining vehicle 3 by the power platform 2 first interface that charges of supplying with power, AUV is equipped with the interface that charges that is used for can dismantle the second that matches the butt joint with the interface that charges that AUV is under water. When the AUV underwater transportation equipment 6 is insufficient in power, the charging can be carried out by enabling the second charging interface to be in butt joint with the first charging interface on the mining vehicle 3.
In this embodiment, the retraction device is a hoisting apparatus 11.
In this embodiment, the ore storage container 4 is provided with a first horizontal pushing device, an attitude adjusting device, a first navigation positioning device, a hoisting point docking device and a battery device, and the battery device is connected with the horizontal pushing device, the attitude adjusting device and the positioning device for supplying power. During the descent phase of the ore container 4 from below to the seabed, the ore container 4 can be adjusted in its position according to the positioning and attitude information to ensure that it lands at a given position. In addition, the ore storage container 4 is preferably designed to be stackable in order to facilitate storage in the mother ship 1 on the water surface.
In the embodiment, the power platform 2 floats on the sea surface in a semi-submersible mode, so that the stability is good, the influence of wind and waves is small, and the power platform is convenient to fold, unfold, overhaul and maintain; the power platform 2 is provided with a second horizontal propelling device, a second navigation positioning device, a communication device, a controller, a power station and a cable winch for winding and unwinding an electric power and information transmission cable 5. The power platform 2 may receive remote control instructions and real-time position information of the subsea mining vehicle 3 and control the mining path of the mining vehicle 3 and the movement of the power platform 2.
In this embodiment, the mining vehicle 3 is made up of a traveling mechanism, a mine collecting device, a buoyancy unit, a navigation positioning system, a hydraulic system, a power and control system, a charging docking device, an auxiliary mechanism, a frame, a storage bin, and the like. The number of mining vehicles 3 in a discontinuous seafloor mining system is typically more than 1 for redundancy. In this embodiment, the surface mother ship 1 and the mining vehicle 3 are also provided with a navigation positioning device, and the navigation positioning device and the first navigation positioning device and the second navigation positioning device are mutually communicated and positioned through underwater sound.
A mining method for mining by adopting the discontinuous seafloor mining system of the embodiment is characterized in that a mine storage container 4 is thrown to a designated position of the seafloor by a mother ship 1 on the water surface, a power platform 2 is arranged in the sea, and a mining vehicle 3 is arranged to the seafloor; the mining vehicle 3 moves on the seabed to carry out mining operation, and minerals are stored in a storage bin of the mining vehicle 3; when the weight of the minerals in the bin of the mining vehicle 3 reaches a certain weight, the minerals are transferred to the storage container 4 by the transfer device; after the ore storage container 4 is filled with minerals, the machine selection utilizes the collecting and releasing device to recover the ore storage container 4 to the mother ship 1 on the water surface for ore unloading.
Example 2:
the discontinuous seafloor mining system of this embodiment is substantially the same as that of embodiment 1, with the main difference that, as shown in fig. 2, the transfer device in this embodiment comprises a mine conveying hose 7, and each mining vehicle 3 is connected to at least one storage container 4 via the mine conveying hose 7. The transfer device adopts the 7 forms of defeated ore hoses, is particularly useful for the comparatively concentrated condition of submarine mineral distribution, can be quick carry out mineral transportation, and the reliable and stable nature of transporting mineral is better.
In this embodiment, the ore storage container 4 has an openable feed/discharge port, the ore conveying hose 7 is detachably connected to the feed/discharge port, and the ore conveying hose 7 is provided with an underwater propulsion device for driving the ore conveying hose 7 to move relative to the end connected to the feed/discharge port. After one ore storage container 4 is filled with minerals, the ore conveying hose 7 is separated from the feed and discharge port of the ore storage container 4, the underwater propelling device is used for driving the ore conveying hose 7 to be butted with the feed and discharge port of the other ore storage container 4, the minerals are continuously transported, the ore storage container 4 is automatically replaced, and the continuous operation of mining and mineral transportation is ensured.
In this embodiment, the ore conveying hose 7 is preferably provided with a buoyancy member 8 for suspending the ore conveying hose 7 in water, so that the ore can be smoothly conveyed to the ore storage container 4.
The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention shall be considered as the protection scope of the present invention.
Claims (8)
1. A discontinuous seafloor mining system, characterized in that: including the mother ship of surface of water (1), float power platform (2), more than one mining vehicle (3) that have the feed bin and more than one be used for throwing to the ore storage container (4) in the seabed of floating on the sea, be equipped with the winding and unwinding devices that are used for puting in and retrieving ore storage container (4) on the mother ship of surface of water (1), each mining vehicle (3) with power platform (2) link to each other in order to acquire power and conveying control information through electric power and information transmission cable (5), discontinuous formula undersea mining system still includes the transfer device that is used for carrying the mineral of each mining vehicle (3) collection to ore storage container (4).
2. The discontinuous seafloor mining system of claim 1, wherein: the transfer device is more than one AUV underwater transfer device (6), and the storage bin and the ore storage container (4) of the mining vehicle (3) are provided with openable material inlet and outlet ports which are used for being in butt joint with the AUV underwater transfer device (6) to convey minerals.
3. The discontinuous seafloor mining system of claim 2, wherein: the mining vehicle (3) is provided with a first charging interface supplied with power by the power platform (2), and the AUV underwater transfer device (6) is provided with a second charging interface detachably matched and butted with the charging interface.
4. The discontinuous seafloor mining system of claim 1, wherein: the transfer device comprises ore conveying hoses (7), and each mining vehicle (3) is connected with at least one ore storage container (4) through the ore conveying hoses (7).
5. The discontinuous seafloor mining system of claim 4, wherein: store up ore deposit container (4) and have open closed business turn over material mouth, defeated ore deposit hose (7) with can dismantle the mode with business turn over material mouth links to each other, and defeated ore deposit hose (7) are equipped with and are used for driving about defeated ore deposit hose (7) and the underwater propulsion device that the one end that business turn over material mouth links to each other removed.
6. The discontinuous seafloor mining system of claim 1, wherein: the retraction device is a hoisting device (11).
7. The discontinuous seafloor mining system of claim 1, wherein: and the ore storage container (4) is provided with a first horizontal pushing device, an attitude adjusting device, a first navigation positioning device, a hoisting point butt joint device and a battery device, and the battery device is connected with the horizontal pushing device, the attitude adjusting device and the positioning device for supplying power.
8. The discontinuous seafloor mining system of claim 1, wherein: the power platform (2) floats on the sea surface in a semi-submersible mode; and a second horizontal propelling device, a second navigation positioning device, a communication device, a controller, a power station and a cable winch for winding and unwinding an electric power and information transmission cable (5) are arranged on the power platform (2).
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| CN201921241680.0U CN210660087U (en) | 2019-08-02 | 2019-08-02 | Discontinuous seafloor mining system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439566A (en) * | 2019-08-02 | 2019-11-12 | 长沙矿冶研究院有限责任公司 | A kind of discontinuous undersea mining system and its mining methods |
| CN113107493A (en) * | 2021-04-16 | 2021-07-13 | 山东大学 | Suction-pressure hybrid non-contact type deep sea mining system and working method thereof |
| CN114278302A (en) * | 2021-12-01 | 2022-04-05 | 中国船舶工业集团公司第七0八研究所 | Deep sea mining seabed mineral storage and transfer system |
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2019
- 2019-08-02 CN CN201921241680.0U patent/CN210660087U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439566A (en) * | 2019-08-02 | 2019-11-12 | 长沙矿冶研究院有限责任公司 | A kind of discontinuous undersea mining system and its mining methods |
| CN113107493A (en) * | 2021-04-16 | 2021-07-13 | 山东大学 | Suction-pressure hybrid non-contact type deep sea mining system and working method thereof |
| CN113107493B (en) * | 2021-04-16 | 2022-03-04 | 山东大学 | Suction-pressure hybrid non-contact type deep sea mining system and working method thereof |
| CN114278302A (en) * | 2021-12-01 | 2022-04-05 | 中国船舶工业集团公司第七0八研究所 | Deep sea mining seabed mineral storage and transfer system |
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