CN211666713U - Deep sea ore hydraulic lifting system with deep sea single high-pressure storage bin feeding equipment - Google Patents
Deep sea ore hydraulic lifting system with deep sea single high-pressure storage bin feeding equipment Download PDFInfo
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- CN211666713U CN211666713U CN202020103878.9U CN202020103878U CN211666713U CN 211666713 U CN211666713 U CN 211666713U CN 202020103878 U CN202020103878 U CN 202020103878U CN 211666713 U CN211666713 U CN 211666713U
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Abstract
The utility model discloses a deep sea ore hydraulic lifting system with single high-pressure feed bin feed equipment in deep sea, including water injection pump, water injection riser, single high-pressure feed bin feed equipment in deep sea, promotion riser, dewatering equipment and pipeline, water injection pump, dewatering equipment are fixed on the mining ship, and the water injection pump passes through water injection riser intercommunication deep sea single high-pressure feed bin feed equipment, and single high-pressure feed bin feed equipment in deep sea is through promoting riser intercommunication dewatering equipment, and the water injection pump passes through the pipeline intercommunication with dewatering equipment. The utility model discloses utilize the water injection pump to go into the water injection riser with the sea water pump, then utilize single high-pressure feed bin feeder equipment in the deep sea to send into the ore high pressure hydraulic pipeline in with the sea water mixture, promote ore and sea water mixture to sea mining ship. And pumping the separated seawater into the water injection vertical pipe again by using dewatering equipment on the mining ship to form a semi-closed loop circulation system. The utility model discloses moving part is few, the reliability is high, and environmental protection more, and work efficiency is higher, the good reliability.
Description
Technical Field
The utility model relates to a deep sea mining technical field especially relates to a deep sea ore hydraulic lifting system with single high-pressure feed bin feeder equipment in deep sea.
Background
The deep sea bottom enriches abundant mineral resources. The ore hydraulic lifting system for deep sea mining is a core technology of deep sea mining, and a deep sea ore-lifting pump is generally utilized to lift ore and seawater mixed ore pulp onto a mining ship through a lifting vertical pipe. Deep sea ore raising pumps generally adopt a multi-stage design, and the multi-stage ore raising pumps and a control system thereof are complex, have high technical difficulty, a plurality of moving parts and low reliability of the whole system. When the slurry pump is used, the high-speed flow of the slurry can cause abrasion to the pump, and the service life of the pump is seriously influenced. The deep sea pump is generally installed on the sea bottom or hung on a riser, so that the maintenance and the repair are difficult and the cost is high. In addition, in the process of ore lifting, the deep-sea ore lifting pump continuously pumps seawater from the seabed, and the ecological environment of the seabed is also affected.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects, the utility model aims to provide a deep sea ore hydraulic lifting system with deep sea single high-pressure stock bin feeding equipment, which has the advantages of more environmental protection in the working process, higher efficiency and higher reliability.
In order to achieve the above object, the utility model discloses a following technical scheme realizes: the deep sea ore hydraulic lifting system with the deep sea single high-pressure stock bin feeding equipment comprises a water injection pump, a water injection vertical pipe, the deep sea single high-pressure stock bin feeding equipment, a lifting vertical pipe, dewatering equipment and a pipeline, wherein the water injection pump and the dewatering equipment are fixed on a mining ship, the water injection pump is communicated with the deep sea single high-pressure stock bin feeding equipment through the water injection vertical pipe, the deep sea single high-pressure stock bin feeding equipment is communicated with the dewatering equipment through the lifting vertical pipe, and the water injection pump is communicated with the dewatering equipment through the pipeline.
The water injection riser and the lifting riser can be hard pipes, flexible pipes or hybrid risers consisting of hard pipes and flexible pipes.
The deep sea single high-pressure storage bin feeding equipment comprises a storage bin, a high-pressure storage bin and a feeding bin which are sequentially communicated from top to bottom, wherein an outlet of the feeding bin is communicated with a high-pressure pipeline, one end of the high-pressure pipeline is communicated with a water injection vertical pipe, and the other end of the high-pressure pipeline is communicated with a lifting vertical pipe.
A filling valve is arranged between the storage bin and the high-pressure bin, and a discharge valve is arranged between the high-pressure bin and the feeding bin.
The high-pressure bin is communicated with the high-pressure pipeline through a pressurization pipeline, and the pressurization pipeline is provided with a pressurization valve.
And a pressure release valve is arranged on the high-pressure storage bin.
And a feeding device is arranged between the feeding bin and the high-pressure pipeline.
The feeding equipment is a screw feeder or an impeller feeder.
The utility model has the advantages that: the method comprises the steps of pumping seawater into a water injection vertical pipe by using a water injection pump on a mining ship according to the pressure and flow required by an ore hydraulic lifting system, then sending ores into a high-pressure hydraulic pipeline by using deep-sea single high-pressure storage bin feeding equipment to be mixed with the seawater, and then lifting the mixture of the ores and the seawater to the mining ship on the sea surface. The seawater is separated from the minerals by means of dewatering equipment on the mining vessel. The sea surface water injection pump pumps the separated seawater into the water injection vertical pipe again, so that a semi-closed loop circulation system is formed. The utility model generates a very small amount of seawater exchange with the seabed environment, and realizes the minimum disturbance to the seabed ecological environment; the deep sea single high-pressure storage bin feeding equipment can realize uninterrupted feeding by repeating the filling operation and the unloading operation, and has few moving parts and high reliability; the sea surface water injection pump has high lift and large flow, and is easy to maintain and repair. Make the utility model discloses a hydraulic lifting system environmental protection more, efficiency is higher, and the lift is high, and the flow is big, and the good reliability, and characteristics such as easy maintenance and maintenance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of the feeding equipment of the deep sea single high-pressure bunker of the present invention.
Wherein: 1. water injection pump, 2, water injection riser, 3, single high-pressure feed bin feeder equipment in deep sea, 4, promote the riser, 5, dewatering equipment, 6, the pipeline, 7, the mining ship, 8, the sea water entry that high-pressure pipeline and water injection riser are connected, 9, the ore pulp export that high-pressure pipeline and promotion riser are connected, 10, high-pressure pipeline, 11, the storage silo, 12, high-pressure feed bin, 13, feed bin, 14, feeder equipment, 15, the pressure boost pipeline, 16, the filling valve, 17, the discharge valve, 18, the relief valve, 19, the pressure boost valve, 21, defeated ore pulp thoughtlessly.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the deep sea ore hydraulic lifting system with the deep sea single high pressure bin feeding device,
including water injection pump 1, water injection riser 2, single high-pressure feed bin feeder equipment 3 in deep sea, lifting vertical pipe 4, dewatering equipment 5 and pipeline 6, water injection pump 1, dewatering equipment 5 are fixed on mining ship 7, water injection pump 1 communicates single high-pressure feed bin feeder equipment 3 in deep sea through water injection riser 2, single high-pressure feed bin feeder equipment 3 in deep sea communicates dewatering equipment 5 through lifting vertical pipe 4, water injection pump 1 communicates through pipeline 6 with dewatering equipment 5. The sea surface water injection pump 1 pumps seawater with required pressure and flow into the deep sea ore hydraulic lifting system, and a semi-closed loop circulating system is established through the water injection vertical pipe 2, the deep sea single high-pressure storage bin feeding equipment 3, the lifting vertical pipe 4, the dewatering equipment 5 and the pipeline 6, so that the lowest disturbance to the seabed ecological environment is realized. The water injection riser 2 and the lifting riser 4 may be hard pipes, hoses or hybrid risers of hard pipes and hoses.
As shown in fig. 2, the deep sea single high pressure bunker feeding device 3 comprises a storage bunker 11, a high pressure bunker 12 and a feeding bunker 13 which are sequentially communicated from top to bottom, an outlet of the feeding bunker 13 is communicated with a high pressure pipeline 10, one end of the high pressure pipeline 10 is communicated with a water injection vertical pipe 2, and the other end of the high pressure pipeline 10 is communicated with a lifting vertical pipe 4. A filling valve 16 is arranged between the storage bin 11 and the high-pressure bin 12, and a discharge valve 17 is arranged between the high-pressure bin 12 and the feeding bin 13. The high-pressure bin 12 is communicated with the high-pressure pipeline 10 through a pressurization pipeline 15, and a pressurization valve 19 is arranged on the pressurization pipeline 15. The high-pressure storage bin 12 is provided with a pressure relief valve 18. A feeding device 14 is arranged between the feeding bin 13 and the high-pressure pipe 10. The feeding device 14 is a screw feeder or a vane feeder. So as to adjust the concentration of the ore in the ore pulp in real time according to the requirement by adjusting the feeding speed of the feeding device 14, and reduce the risk of pipeline blockage. The ore is continuously fed through various valves on the feeding equipment 3 of the deep sea single high-pressure bin, the ore is moved from the storage bin 11 to the feeding bin 13 through the high-pressure bin 12, the feeding equipment 14 feeds the ore into the high-pressure pipeline 10 according to the designated amount to be mixed with the seawater, and therefore the ore is lifted to the mining ship 7 through the lifting vertical pipe 4.
The utility model discloses a theory of operation: the water injection pump 1 on the mining ship 7 is opened, seawater is pumped into the water injection vertical pipe 2 according to the flow required by the ore hydraulic lifting system, the seawater passes through the water injection vertical pipe 2, passes through the high-pressure pipeline 10 of the feeding equipment 3 of the deep-sea single high-pressure storage bin, then returns to the lifting vertical pipe 4, reaches the dewatering equipment 5 on the mining ship 7, and then returns to the water injection pump 1 through the pipeline 6, so that a seawater circulating system is formed.
The utility model discloses a working process:
before starting, a filling valve 16, a discharging valve 17, a pressure relief valve 18 and a pressure increasing valve 19 in the feeding device 3 of the deep sea single high-pressure bunker are in a closed state. The mining vehicle then transports the ore into the storage bin 11.
The water injection pump 1 on the mining ship 7 is opened, seawater is pumped into the water injection vertical pipe 2 according to the flow required by the ore hydraulic lifting system, the seawater passes through the water injection vertical pipe 2, passes through the high-pressure pipeline 10 of the feeding equipment 3 of the deep-sea single high-pressure storage bin, then returns to the lifting vertical pipe 4, reaches the dewatering equipment 5 on the mining ship 7, and then returns to the water injection pump 1 through the pipeline 6, so that a seawater circulating system is formed.
Then, the pressure relief valve 18 of the high-pressure silo 12 is opened, after the internal and external pressures of the high-pressure silo 12 are balanced, the filling valve 16 is opened, and the ore in the storage silo 11 falls into the high-pressure silo 12 under the action of gravity. And when the ore of the high-pressure storage bin 12 reaches the set position, closing the filler valve 16 and the pressure release valve 18 in sequence to finish the filling operation of the high-pressure storage bin 12.
And opening a pressure increasing valve 19 on a pressure increasing pipeline 15 between the high-pressure bin 12 and the high-pressure pipeline 10 to enable the high-pressure bin 12 and the high-pressure pipeline 10 to reach pressure balance. The discharge valve 17 is then opened and the ore in the high pressure silo 12 enters the feed silo 13 under the influence of gravity.
After all the ores in the high-pressure bin 12 fall into the feeding bin 13, the discharge valve 17 and the pressurization valve 19 are closed in sequence, and the discharge operation of the high-pressure bin 12 is completed.
The feeding device 14 feeds the ore in the feeding bin 13 into the high-pressure pipeline 10 to be mixed with the seawater according to the set feeding speed, so as to form the mixed conveying pulp 20. The commingled slurry 20 is lifted by the lifting riser 4 to the dewatering equipment 5 on the mining vessel 7 under the influence of the high pressure water flow. The seawater and ore are separated by dewatering equipment 5. The water injection pump 1 pumps the separated seawater into the water injection vertical pipe 2 again, so that a semi-closed loop circulation system is formed, and the seawater is recycled.
After the high-pressure bin 12 finishes the unloading operation, a new round of filling operation and unloading operation is restarted under the cooperation of the valve, so that a certain amount of ore is always in the feeding bin 13. Circulating like this, realized incessant feed to promote the ore to the mining ship.
In the whole process, only in the process of pressure relief and filling, a very small amount of seawater exchange can be generated with the surrounding environment, and the lowest disturbance to the seabed ecological environment is realized.
The utility model discloses utilize the water injection pump on the mining ship, according to the pressure and the flow that ore hydraulic lifting system needs, go into the water injection riser with the sea water pump, then utilize single high-pressure feed bin feeder equipment in the deep sea, send into the ore and mix with the sea water in the high-pressure hydraulic pipeline, then promote ore and sea water mixture to sea mining ship. The seawater is separated from the minerals by means of dewatering equipment on the mining vessel. The sea surface water injection pump pumps the separated seawater into the water injection vertical pipe again, so that a semi-closed loop circulation system is formed. The utility model generates a very small amount of seawater exchange with the seabed environment, and realizes the minimum disturbance to the seabed ecological environment; the deep sea single high-pressure storage bin feeding equipment can realize uninterrupted feeding by repeating the filling operation and the unloading operation, and has few moving parts and high reliability; the sea surface water injection pump has high lift and large flow, and is easy to maintain and repair. Make the utility model discloses a hydraulic lifting system environmental protection more, efficiency is higher, and the lift is high, and the flow is big, and the good reliability, and characteristics such as easy maintenance and maintenance.
Claims (8)
1. Deep sea ore hydraulic lifting system with single high-pressure feed bin feed equipment in deep sea includes water injection pump, water injection riser, single high-pressure feed bin feed equipment in deep sea, promotes riser, dewatering equipment and pipeline, its characterized in that: the water injection pump and the dehydration equipment are fixed on a mining ship, the water injection pump is communicated with the feeding equipment of the deep sea single high-pressure stock bin through a water injection vertical pipe, the feeding equipment of the deep sea single high-pressure stock bin is communicated with the dehydration equipment through a lifting vertical pipe, and the water injection pump is communicated with the dehydration equipment through a pipeline.
2. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 1, characterized in that: the water injection riser and the lifting riser can be hard pipes, flexible pipes or hybrid risers consisting of hard pipes and flexible pipes.
3. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 1, characterized in that: the deep sea single high-pressure storage bin feeding equipment comprises a storage bin, a high-pressure storage bin and a feeding bin which are sequentially communicated from top to bottom, wherein an outlet of the feeding bin is communicated with a high-pressure pipeline, one end of the high-pressure pipeline is communicated with a water injection vertical pipe, and the other end of the high-pressure pipeline is communicated with a lifting vertical pipe.
4. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 3, characterized in that: a filling valve is arranged between the storage bin and the high-pressure bin, and a discharge valve is arranged between the high-pressure bin and the feeding bin.
5. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 3, characterized in that: the high-pressure bin is communicated with the high-pressure pipeline through a pressurization pipeline, and the pressurization pipeline is provided with a pressurization valve.
6. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 3, characterized in that: and a pressure release valve is arranged on the high-pressure storage bin.
7. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 3, characterized in that: and a feeding device is arranged between the feeding bin and the high-pressure pipeline.
8. The deep sea ore hydraulic lifting system with the feeding equipment of the deep sea single high pressure silo according to the claim 7, characterized in that: the feeding equipment is a screw feeder or an impeller feeder.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020103878.9U CN211666713U (en) | 2020-01-17 | 2020-01-17 | Deep sea ore hydraulic lifting system with deep sea single high-pressure storage bin feeding equipment |
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| CN202020103878.9U CN211666713U (en) | 2020-01-17 | 2020-01-17 | Deep sea ore hydraulic lifting system with deep sea single high-pressure storage bin feeding equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021143490A1 (en) * | 2020-01-17 | 2021-07-22 | 招商局深海装备研究院(三亚)有限公司 | Deep-sea ore hydraulic lifting system having deep-sea single high-pressure silo feeding apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021143490A1 (en) * | 2020-01-17 | 2021-07-22 | 招商局深海装备研究院(三亚)有限公司 | Deep-sea ore hydraulic lifting system having deep-sea single high-pressure silo feeding apparatus |
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