CN116084953A - Deep sea mining system - Google Patents
Deep sea mining system Download PDFInfo
- Publication number
- CN116084953A CN116084953A CN202310091077.3A CN202310091077A CN116084953A CN 116084953 A CN116084953 A CN 116084953A CN 202310091077 A CN202310091077 A CN 202310091077A CN 116084953 A CN116084953 A CN 116084953A
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- Prior art keywords
- pipeline
- lifting
- mineral
- communicated
- mining
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- 238000005065 mining Methods 0.000 title claims abstract description 62
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 64
- 239000011707 mineral Substances 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 239000002893 slag Substances 0.000 claims description 22
- 238000012216 screening Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
- E21C50/02—Obtaining minerals from underwater, not otherwise provided for dependent on the ship movements
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention provides a deep sea mining system, which comprises an offshore mining ship body, a lifting mechanism communicated with the offshore mining ship body, a relay station communicated with the lifting mechanism and a mineral collector communicated with the relay station. Wherein, the ore lifting adopts a pipeline hydraulic lifting mode, and the hard pipe group comprises an ore pulp lifting pipeline and a sewage discharging pipeline after mineral particle treatment. In order to effectively solve the problem of blockage of a lifting pipeline of the mine, a plurality of two-position two-way valves are arranged between a descending pipeline and the lifting pipeline at equal intervals, and the two-position two-way valves are used for carrying out communication and closing between the descending pipeline and the lifting pipeline and increasing and decreasing pressure operation of particle flow in the pipeline. When lifting pipeline blocks up, two-position two-way valve can sense lifting pipeline's pressure variation, opens the valve, makes the pipeline of letting down and lifting pipeline intercommunication, and then makes the drainage flow of letting down get into lifting pipeline to dredge lifting pipeline blocks up the position, promotes the mineral transportation efficiency and the reliability of the hard nest of tubes of lifting ore.
Description
Technical Field
The invention belongs to the technical field of deep sea mining equipment, and particularly relates to a deep sea mining system.
Background
With the development of science and technology, the demand of human beings for mineral resources is increasing, and due to the fact that a great deal of mining of land mineral resources is performed by people, less and less minerals are easy to mine on land, so that before the land mineral resources are exhausted, new mineral resource mining channels need to be developed. The ocean accounting for 71 percent of the earth surface area is rich in mineral resources and is an important resource treasury for the future of human beings. However, submarine mining areas are often in deep sea, the water depth ranges from 4000 meters to 6000 meters, the depth length of the pipeline is large, the pressure drop is serious, and a distributed multi-stage mixed flow pump set is required to be equipped. The mining system in the prior art often has the problem of pipeline blockage, so that the mining efficiency of mineral resources is seriously influenced, and the cost of manpower and material resources is wasted.
Disclosure of Invention
The invention aims to provide a deep sea mining system which is used for solving the problem of pipeline blockage in the deep sea mining process.
The aim of the invention is realized by the following technical scheme:
a deep sea mining system comprises an offshore mining hull, a lifting mechanism communicated with the offshore mining hull, a relay station communicated with the lifting mechanism and a mineral collector communicated with the relay station;
the ore lifting mechanism is provided with an ore lifting hard pipe group, the ore lifting hard pipe group comprises a downward-discharging pipeline and a lifting pipeline, and the downward-discharging pipeline is communicated with the lifting pipeline through at least one two-position two-way valve; the lowering pipeline and the lifting pipeline are provided with at least one lifting pump set;
the offshore mining ship body is provided with a mineral treatment bin and a slag treatment bin, the mineral treatment bin is communicated with the lifting pipeline, and the slag treatment bin is communicated with the lowering pipeline;
the relay station is communicated with the ore collector through a flexible pipeline, the ore collector is located in a submarine mining area for mineral collection, the mineral is conveyed to the relay station through the flexible pipeline for primary mineral treatment, and the mineral after primary mineral treatment is conveyed to the mineral treatment bin through the ore lifting mechanism for secondary mineral treatment. .
The invention may further include:
1. and a slag sinking pipeline is arranged between the mineral treatment bin and the slag treatment bin.
2. The ore collector is provided with a primary screening tail flow pipe, and minerals are initially screened through the primary screening tail flow pipe.
3. The flexible pipeline is provided with a flexible joint, and the tensile force of the flexible pipeline is adjusted through the flexible joint.
4. The lowering pipeline and the lifting pipeline are fixedly connected through a two-position two-way valve; the two-position two-way valve is provided with a first valve, a second valve and a pressure pump; the first valve is communicated with the lowering pipeline, the second valve is communicated with the lifting pipeline, and the pressure pump is communicated with the lifting pipeline.
5. The relay station is provided with a first wake pipe for discharging slag generated after a first mineral treatment.
6. The slag treatment bin is provided with a second wake pipe for discharging slag produced after the second mineral treatment.
7. The lifting pump group and the two-position two-way valve are sequentially and alternately arranged.
8. The mining machine is provided with a mining shovel, and the mining shovel is used for mineral collection of a submarine mining area.
The invention has the beneficial effects that:
the invention relates to a deep sea mining system, which adopts hydraulic lifting pipeline transmission, a lifting hard pipe group comprises an ore pulp lifting pipeline and a treated sewage discharging pipeline, a plurality of two-position two-way valves are arranged between the discharging pipeline and the lifting pipeline at equal intervals, and the two-position two-way valves are used for carrying out the communication and closing between the discharging pipeline and the lifting pipeline and the pressure increasing and decreasing operation of particle flow in the pipeline. When lifting pipeline blocks up, two-position two-way valve can sense lifting pipeline's pressure variation, opens the valve, makes the pipeline of letting down and lifting pipeline intercommunication, and then makes the drainage flow of letting down get into lifting pipeline to dredge lifting pipeline blocks up the position, promotes the mineral transportation efficiency and the reliability of the hard nest of tubes of lifting ore.
Drawings
FIG. 1 is a schematic illustration of an application scenario of a deep sea mining system of the present invention;
FIG. 2 is a schematic diagram of the structure of the hard tube set of the invention;
FIG. 3 is a schematic view of a two-position two-way valve according to the present invention in a non-blocking condition;
FIG. 4 is a schematic diagram of a two-position two-way valve according to the present invention in a plugged condition.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
According to fig. 1, a schematic view of an application scenario of a deep sea mining system is provided.
The deep sea mining system comprises an offshore mining ship body, a lifting mechanism communicated with the offshore mining ship body, a relay station communicated with the lifting mechanism and a mineral collector communicated with the relay station; wherein, the ore lifting mechanism is provided with the hard nest of tubes of ore lifting, and the hard nest of tubes of ore lifting includes and descends the pipeline and promotes the pipeline, descends and passes through at least one two-position two-way valve intercommunication between pipeline and the promotion pipeline.
The marine mining ship body is provided with a mineral treatment bin and a slag treatment bin, the mineral treatment bin is communicated with the lifting pipeline, and the slag treatment bin is communicated with the lowering pipeline; in addition, be provided with the slay discharge pipeline between mineral processing storehouse and the slag processing storehouse, the slay discharge pipeline is arranged in the slag processing storehouse with the slay that mineral processing storehouse produced, and the slag processing storehouse is provided with the second tail flow pipe, and the second tail flow pipe is arranged in with the slay discharge in the slag processing storehouse.
The ore lifting hard pipe set is provided with at least one lifting pump set, the lifting pump set can be arranged between the discharging pipeline and the lifting pipeline in an equidistant and uniform arrangement mode, the lifting pump set is used for providing power for the lifting pipeline, the lifting pump is preferably arranged at the upper and lower positions of the valve of the two-position two-way valve, and dredging power can be effectively provided for the valve blocking position.
The ore lifting hard tube group is communicated with the relay station, the relay station is communicated with the ore collecting machine through a flexible pipeline, in addition, the ore collecting machine is provided with a primary screening tail flow tube, the ore collecting machine can conduct primary screening on collected minerals, unnecessary ore impurities and large-particle sediment are filtered, the relay station is further provided with a first tail flow tube, mineral resources can be treated for the first time in the relay station, and slag generated after the first treatment is discharged through the first tail flow tube. The flexible pipe is provided with a flexible joint for adjusting the tension of the flexible pipe.
The mining machine is provided with a mining shovel for collecting minerals from a submarine mine and delivering the mineral resources into the mining machine.
In the mining process, the ore collector is lowered to a submarine mining area for mineral collection, the minerals are conveyed to a relay station through flexible pipelines for primary mineral treatment, and the minerals after the primary mineral treatment are conveyed to a mineral treatment bin through an ore lifting mechanism for secondary mineral treatment.
During the first mineral treatment, the relay station carries out crushing treatment on the mineral resources, the crushed mineral resources are conveyed to a mineral treatment bin under the action of a lifting pump group through a lifting hard pipe group, and further pretreatment, dehydration, temporary storage and the like are carried out on the mineral resources in the mineral treatment bin.
When the lifting pipeline normally operates, the pressure in the lowering pipeline is stable, slag in the pipeline naturally subsides, however, when the lifting pipeline is blocked, the water pressure of the lifting pipeline changes, so that the two-position two-way valve is opened, water flow in the lowering pipeline flows into the lifting pipeline, and the flowing water flow can be used as water source power to dredge the blocking position.
According to fig. 2, a schematic diagram of the structure of the hard tube set of the invention is shown.
As an alternative embodiment, the two-position two-way valve is provided with a first valve, a second valve and a pressure pump; wherein, first valve and the pipeline intercommunication of transferring, second valve and lifting duct intercommunication, the pressure pump communicates with lifting duct.
When the lifting pipeline is blocked, the pressure in the pipeline is increased, when the pressure in the pipeline exceeds the pressure threshold value of the pressure pump, the pressure pump end enables the first valve to be communicated with the second valve under the action of the pressure of the pipeline, water flow of the lowering pipeline enters the lifting pipeline, and as the two-position two-way valve is arranged between the lifting pipeline and the lowering pipeline in a multi-stage mode, no matter which part in the lifting pipeline is blocked, one or more two-position two-way valves near the blocking position of the two-position two-way valve can timely sense the change of the pressure, the first valve is communicated with the second valve, the water flow of the lowering pipeline enters the lifting pipeline, downward and upward impact force can be generated after the water flow enters the lifting pipeline, and the blocking position of the lifting pipeline is dredged by the impact force.
As an optional embodiment, the two-position two-way valve is preferably arranged between the lowering pipeline and the lifting pipeline, the setting position of the two-position two-way valve can be flexibly set according to actual requirements, the lowering pipeline and the lifting pipeline can be fixedly connected through the two-position two-way valve, and the problem of pipeline winding caused by overlong two pipelines can be effectively avoided.
It should be noted that, because the hard pipe set for lifting ore in this application embodiment needs to be lowered to the deep sea area for operation, the deep sea area degree of depth is 4000 ~ 6000 meters at least, deformation or winding is produced because of ocean current impact or the complicated external pressure in seabed very easily, therefore, in order to avoid the pipeline to produce deformation or winding in deep sea, and in order to strengthen the structural stability of hard pipe set for lifting ore, except lowering pipeline and lifting pipe through two-position two-way valve fixed connection, still need to bind or support lowering pipeline and lifting pipe with the fixed connection structure of flexible or rigid material, in order to strengthen the structural stability of hard pipe set for lifting ore, keep the parallel safe arrangement of two pipelines, improve the durability of pipeline.
As an alternative embodiment, the valve between the lifting pipeline and the lowering pipeline is preferably a two-position two-way valve, in specific implementation, the valve which can sense the pressure change of the lifting pipeline and further enable the lowering pipeline to be communicated with the lifting pipeline can be selected according to actual requirements, and the valve can be set to be an intelligent sensing valve, and the opening or closing of the valve can be flexibly controlled by staff.
As an optional embodiment, the flexible pipeline and the flexible joint are preferably made of corrosion-resistant and pressure-resistant materials, corrosion leakage is avoided due to long-term soaking and seawater, deformation is avoided due to submarine pressure, the flexible pipeline can be provided with a sedimentation auxiliary device, the sedimentation auxiliary device can assist the flexible pipeline to suspend and be on the seabed, aggregation and excessive bending of the flexible pipeline are avoided, the conveying efficiency of mineral resources is affected, the flexible joint can adjust the tension of the flexible pipeline, the flexible pipeline has higher flexibility, and mineral resource conveying is facilitated.
As an alternative embodiment, the mechanical devices such as the lifting pump set, the ore collector, the valve and the like can be electrically connected with the command post of the mining ship body through submarine cables, and can also be in communication connection through submarine optical fibers and the like, so that the work coordination function of the whole deep sea mining system is realized.
As an alternative embodiment, the mining shovel is preferably a suction mining shovel, which can quickly suck ore resources in a submarine mine, and the working switch of the mining shovel can be controlled by a console of a mining ship body.
According to fig. 3, a schematic structural diagram of a two-position two-way valve in non-blocking is provided in an embodiment of the present invention.
When the lifting pipeline works normally, the first valve is communicated with the lowering pipeline, the communication port between the second valve and the lifting pipeline is staggered, so that the communication port between the second valve and the lifting pipeline is not communicated, and water flow in the first pipeline cannot flow into the second pipeline.
According to fig. 4, a schematic structural diagram of a two-position two-way valve in blocking is provided in an embodiment of the present invention.
When the lifting pipeline is blocked, the valve structure moves upwards wholly under the pressure action of the pressure pump, the first valve is communicated with the descending pipeline, the second valve is connected with the position of the communication port between the lifting pipeline, so that the communication port between the second valve and the lifting pipeline is communicated, and water flow in the descending pipeline flows into the lifting pipeline through the interface of the first valve and the second valve and the communication port of the second valve and the lifting pipeline.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A deep sea mining system, characterized by: the marine mining system comprises a marine mining ship body, a mining lifting mechanism communicated with the marine mining ship body, a relay station communicated with the mining lifting mechanism and a mining collector communicated with the relay station;
the ore lifting mechanism is provided with an ore lifting hard pipe group, the ore lifting hard pipe group comprises a downward-discharging pipeline and a lifting pipeline, and the downward-discharging pipeline is communicated with the lifting pipeline through at least one two-position two-way valve; the lowering pipeline and the lifting pipeline are provided with at least one lifting pump set;
the offshore mining ship body is provided with a mineral treatment bin and a slag treatment bin, the mineral treatment bin is communicated with the lifting pipeline, and the slag treatment bin is communicated with the lowering pipeline;
the relay station is communicated with the ore collector through a flexible pipeline, the ore collector is located in a submarine mining area for mineral collection, the mineral is conveyed to the relay station through the flexible pipeline for primary mineral treatment, and the mineral after primary mineral treatment is conveyed to the mineral treatment bin through the ore lifting mechanism for secondary mineral treatment.
2. A deep sea mining system according to claim 1, wherein: and a slag sinking pipeline is arranged between the mineral treatment bin and the slag treatment bin.
3. A deep sea mining system according to claim 1, wherein: the ore collector is provided with a primary screening tail flow pipe, and minerals are initially screened through the primary screening tail flow pipe.
4. A deep sea mining system according to claim 1, wherein: the flexible pipeline is provided with a flexible joint, and the tensile force of the flexible pipeline is adjusted through the flexible joint.
5. A deep sea mining system according to claim 1, wherein: the lowering pipeline and the lifting pipeline are fixedly connected through a two-position two-way valve; the two-position two-way valve is provided with a first valve, a second valve and a pressure pump; the first valve is communicated with the lowering pipeline, the second valve is communicated with the lifting pipeline, and the pressure pump is communicated with the lifting pipeline.
6. A deep sea mining system according to claim 1, wherein: the relay station is provided with a first wake pipe for discharging slag generated after a first mineral treatment.
7. A deep sea mining system according to claim 1, wherein: the slag treatment bin is provided with a second wake pipe for discharging slag produced after the second mineral treatment.
8. A deep sea mining system according to claim 1, wherein: the lifting pump group and the two-position two-way valve are sequentially and alternately arranged.
9. A deep sea mining system according to claim 1, wherein: the mining machine is provided with a mining shovel, and the mining shovel is used for mineral collection of a submarine mining area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310091077.3A CN116084953A (en) | 2023-02-09 | 2023-02-09 | Deep sea mining system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310091077.3A CN116084953A (en) | 2023-02-09 | 2023-02-09 | Deep sea mining system |
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| Publication Number | Publication Date |
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| CN116084953A true CN116084953A (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310091077.3A Pending CN116084953A (en) | 2023-02-09 | 2023-02-09 | Deep sea mining system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458391A (en) * | 2002-05-16 | 2003-11-26 | 湖南山河智能机械股份有限公司 | Movable distributive continuous exploitation method for deep sea mineral resources |
| JP2011196047A (en) * | 2010-03-18 | 2011-10-06 | Nippon Steel Engineering Co Ltd | System and method of lifting mineral |
| JP2015001099A (en) * | 2013-06-14 | 2015-01-05 | 新日鉄住金エンジニアリング株式会社 | Ore lifting system |
| CN105378187A (en) * | 2013-07-12 | 2016-03-02 | Ihc荷兰Ie有限公司 | Tailing deposit tool |
| KR20180076921A (en) * | 2016-12-28 | 2018-07-06 | 대우조선해양 주식회사 | Deep-sea mineral mining system and method |
| CN112112652A (en) * | 2020-10-09 | 2020-12-22 | 永康悠长矿产开采技术有限公司 | Seabed mineral resources exploitation ore collection device |
| CN114135290A (en) * | 2021-11-22 | 2022-03-04 | 大连理工大学 | Deep sea mining system |
| 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 |
-
2023
- 2023-02-09 CN CN202310091077.3A patent/CN116084953A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458391A (en) * | 2002-05-16 | 2003-11-26 | 湖南山河智能机械股份有限公司 | Movable distributive continuous exploitation method for deep sea mineral resources |
| JP2011196047A (en) * | 2010-03-18 | 2011-10-06 | Nippon Steel Engineering Co Ltd | System and method of lifting mineral |
| JP2015001099A (en) * | 2013-06-14 | 2015-01-05 | 新日鉄住金エンジニアリング株式会社 | Ore lifting system |
| CN105378187A (en) * | 2013-07-12 | 2016-03-02 | Ihc荷兰Ie有限公司 | Tailing deposit tool |
| KR20180076921A (en) * | 2016-12-28 | 2018-07-06 | 대우조선해양 주식회사 | Deep-sea mineral mining system and method |
| CN112112652A (en) * | 2020-10-09 | 2020-12-22 | 永康悠长矿产开采技术有限公司 | Seabed mineral resources exploitation ore collection device |
| CN114135290A (en) * | 2021-11-22 | 2022-03-04 | 大连理工大学 | Deep sea mining system |
| 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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